TWI332852B - - Google Patents

Description

1J.3.2852 IX. Description of the Invention: [Technical Field of the Invention] The present invention relates to a weight training device, and more particularly to a weight training device capable of adjusting a weight. [Prior Art] Traditionally, the user's one-handed grip for exercise training is made of gold-based materials and has a weight of SJ, which is in response to the different training conditions of the user. Demand, there are various types of renting bells with different weights on the market: when users want to change the weight of training, they must purchase or prepare different reset dumbbells. In addition to less economic benefits, they will also occupy More space for placement. In order to solve the aforementioned problems, an adjustable weight sigma age is produced in response to the fact that the dumbbell of this adjustable training weight mainly has a grip, and a plurality of counterweights that can be detached (four) at opposite ends of the grip. And two positioning members for fixing the weights respectively, in use, according to the user's training weight requirements; selecting an appropriate number of weights, and then matching the two positioning members, so that the weights are fixed at The opposite end of the grip bar is used to achieve the purpose of adjustment (4). There are also a number of adjustable weight dumbbells in response to this design concept, and different adjustment positions are used to select the desired weight. Counterweight* blocks, and the effect of securing the weights to the grips. Although there are a number of dumbbells previously produced for adjustable weights, these products may increase production due to overly complex structures. Cost, or increase the adjustment of the counterweight time due to less operation = so it is still necessary to continue to develop an easy-to-operate and stable fixed-position adjustable weight for the convenience Fitness athlete 13.32852 Requirements for use. SUMMARY OF THE INVENTION Accordingly, it is an object of the present invention to provide a weight training apparatus that can easily adjust positioning and facilitate adjustment of the entire set of weights. Thus, the weight training device of the adjustable weight of the present invention comprises a grip, a first counterweight unit and a second counterweight unit respectively connectable to opposite ends of the grip bar, and can be respectively connected to the grip a first adjustment positioning mechanism at the opposite end of the rod 2 and a second adjustment positioning mechanism.

The first and second weight units are respectively disposed at opposite ends of the grip bar in an axial direction and each includes a plurality of weights adjacent to the axial direction. The first and second adjustment positioning mechanisms each include a guiding element that is axially movably connected to the opposite end of the holding rod, and a switching unit and a positioning unit respectively disposed on the guiding element. The guiding element is slidable to the weights and the grip.

The switching unit can interlock the displacement elements to an adjustment position and a selection position, respectively. The i-clamping unit has a first positioning portion located at the guiding component, and a second positioning portion located at the gripping bar. When the switching unit interlocks the guiding element: the first positioning position at the selected position And the second positioning portion is in a phased state, so that the guiding element cannot be axially displaced, and when the switching unit is linked to the adjusting position, the first positioning portion is For the moving (four) state of the m part, the money shifting element can be axially adjusted by the second positioning machine. The beneficial effect of the invention is that when the switching unit of the first 6 CS ) 133.2852 is in the adjusting position, the guiding element can be When the gripping rod is telescopically moved between the weights, and the switching unit is positioned to the selected position, the first and second positioning portions are phased to restrict movement of the guiding component, thereby selecting The weight is clamped between the grip and the switching unit, so that the invention can conveniently adjust and select the weight, and has the advantage of easy operation. The above and other technical contents, features and effects of the present invention will become apparent from the following detailed description of the preferred embodiments of the present invention. Referring to FIG. 1, FIG. 2 and FIG. 3, a first preferred embodiment of the weight training device of the adjustable weight of the present invention comprises a grip #2, a first one assembled at the opposite end of the grip 2, respectively. The first weighting unit 3 and the second weighting unit 4 respectively correspond to a first adjusting positioning mechanism 5 and a second adjusting positioning of the first and second weight units 3 and 4 connected to opposite ends of the holding rod 2 The mechanism 6' is respectively correspondingly disposed between the first and second adjustment positioning mechanisms 5, a first and a second number of display units 7, 8 between the cymbal and the grip 2, and a grip for the grip The base unit 9 is placed with the first and second counterweight units 3, 4. The first weight unit 3, 4 is respectively hooked to the opposite ends of the grip 2 in an axial direction X, and each includes a plurality of weights 31 which can be engaged along the axial X phase. 41. Referring to FIG. 2, FIG. 5 and FIG. 10, the first and second adjustment positioning mechanisms 5, 6 each include a guiding member 51, 61 for movably connecting the gripping rod 2 along the axial direction, and a A switching unit 52, 62 (1) 2852' of the guiding element 5, 61 and a positioning unit 53, 63. In the present embodiment, the guiding member 5 is a circular tube body that can be respectively moved to the weights 31, 41 and the grip 2. The switching units 52, 62 can respectively move the guiding elements 5, η to the -adjustment position and the -selection position, and each has a domain column 521, 621 radially fixed to the side of the guiding element 51, 61 - , -I is on the support columns 521, 621 and can be longitudinally manipulated relative to the support columns 521, 621 to snap against the card assemblies 522, 622 of the weights 31, 41, and - by the support column 521 621, in contrast, the carding assemblies 522, 622 extend in the direction and project from the auxiliary clamping posts 523, 623 of the guiding elements 51, 61. 5, FIG. 1A and FIG. 625, the card assembly 522, 622 has a sleeve 526 ' 626 that can be sleeved on the support column 521 ' 621 , and an elastic member 527 disposed between the support columns 521 , 621 and the sleeves 526 , 626 . 627, the sleeves 526, 626 have a pair of internally threaded sections 528, 628 that are externally threaded sections 524, 624, the resilient elements 527, 627 being constrained to the stops 525, 625 and the internally threaded section 528 Between 628, thereby, when the sleeves 526, 626 are pulled longitudinally, the elastic members 527, 627 are compressed and longitudinally displaced, when the force exerting the sleeves 526, 626 is released. The pushing action of the elastic members 527, 627 can return the sleeves 526, 626 to the original position, and when the sleeves 526, 626 are in the original position, the sleeves 526, 626 can be rotated. The internally threaded sections 528, 628 are threadedly locked with the externally threaded sections 524, 624 to obtain a stable fixed position. Referring to FIG. 2, FIG. 6, and FIG. 10, the setting units 53 and 63 have a first positioning portion 531, 631 located at the guiding member 51, 61, and a second positioning portion 532 located at the grip 2, 632. The first positioning portions 531 and 631 are a slot pattern formed in the axial direction of the outer peripheral surface of the guiding element 51 ′61, and have a communicating slot section 533 , 633 and a limiting slot section 534 . The limiting slot segments 534, 634 have a plurality of limiting recesses 535, 635 spaced along the passing slot segment 633. The second positioning portions 532, 632 are protruded into the grip bar 2 and The column type is accommodated in the first positioning portion 631. When the switching units 52, 62 are located in the adjustment position, the second positioning portions 532, 632 are corresponding to the passage grooves 533, 633. The guiding members 51, 61 are axially displaceable (see FIG. 6). When the switching unit 52, 62 is in the selected position, the second positioning portion is placed in the limiting slot segments 534, 634 - The limit recesses 535, 635, and the guiding elements 51, 61 are clamped (see Figure 8). Referring to Figures 3 and 9, the weights 31, 41 of the first and second counterweight units 3, 4 have a pair of snap recesses 312 that should be provided to switch the unit & 62 & card assemblies 522, 622. 412, the card assembly is 622 疋 longitudinally steerable against the carding recesses 312, 412. And the weights 31 41 white of the first and second weights single it 3, 4 have a first port 313, 413' for the guiding element 5i 6i to be accommodated and penetrated respectively. a second through port 314, 414 and a third through σ 315, 415 extending from the first through port 313 413, when the switching unit 52, 62 is in the adjusted position, the ft column 521, 621 The first bellows 314, 414 can be passed through, and the auxiliary card posts 523, 623 can pass through the third 1332852 through ports 315, 415. Referring to FIG. 3 and FIG. 4, the weights 3 1 and 41 respectively have a pair of engaging protrusions 316, 416 disposed along the axial direction X (see FIG. The engaging notches 317 and 417 are disposed opposite to each other, and the engaging projections 3丨6 and 416 of each of the weights 31 and 41 are correspondingly inserted into the weights adjacent thereto. In the engaging notches 3n, 417 of the blocks 31, 41, the two counterweights 31, 41 adjacent to each other in the first and second counterweight units 3, 4 are relatively rotated. Referring to Fig. 2 and Fig. 5, Preferably, the opposite end faces 21 of the grips 2 are respectively recessed to form engaging projections 316 and 416 for the weights 3丄, 41 of the first and second counterweight units 3 and 4 to be received and engaged. The two first cards are provided with slots 2 ιι, and the two weights 31, 41 are rotated relative to the grip 2 by a knife. Further, the opposite end faces 21 of the δ 玄 握 2 are further recessed to form respectively The first card slot 211 corresponds to the second card slot 212 for receiving the abutting posts 521 and 621 of the switching unit 52, 62, and the second card slot 212 is respectively connected to the second card slot 212. The card assembly 522 is available The 622 card positioning positioning notch portion 213, whereby when the switching units 52, 62 are not selected with any weights 31, 41, they can be stored in the first and the first card slots 211, 212, and positioning the card assemblies 522, 622 by the two positioning notches 2丨3, thereby restricting the movement of the switching units 52, 62 relative to the grip 2. Referring to Figures 3 and 5, the base The unit 9 includes a limiting plate 91 which is disposed at two intervals and can be respectively engaged with the weights 31 and 41 of the first and second weight units 3 and 4, and a base connecting the two limiting plates 91. 92. The bottom 10 seat 92 has two berth slots 4 respectively adjacent to the two limiting plates 91 for the first and second weight units 31, 41 to be positioned and positioned one by one. 921 & a connecting portion 922 that connects the two parking grooves and can receive the grip 2; when assembling with reference to Fig. 2, Fig. 3 and Fig. 4', respectively, the first and second counterweight units 3' The four strips 31 and 41 of the 4 are connected to the second limiting plate 91 of the base unit 9 , and are respectively engaged by a latching protrusion # 9U ' formed on an inner side surface of the limiting plate 9 Convex 9 ι The engaging recesses 318, 418 of the weights ^, C are such that the two weights 3i, 4i are not positioned upwardly and rotationally positioned and snapped to the: limit plate %, and then, respectively The remaining weights hi of the first and second counterweight units 3, 4 are inserted into the two retaining groove portions 921 in sequence from the limiting plate 91 toward the receiving portion 922. 'The first and second counterweight units 3, 4 are respectively firmly positioned on the base unit 9. Referring to Figures 3, 5 and 6 'the shifting elements 52, 62 can be used to drive the guiding element 51, The second positioning portion 532, 632 is displaced by the first positioning portion of the positioning unit 53, 63, and the second positioning is caused when the guiding member 51, 61 is displaced to the adjusted position. The portions 532 and 632 are located at the passage grooves 533 and 633 of the first positioning portions 531 and 631, and the branching electrodes 521 and 621 and the auxiliary clamping posts 523 and 623 are respectively passed through the weights 31 and 41 respectively. The ports 314, 414 and the third ports 315, 415 move so that the switching unit can be used to "link" the guiding elements 51, 61 in the axial direction of the weights 3 ΐ 4 Through the opening 313, 413 in a consistent and shift relative to the grip 2 telescoping movement. 133.2852 Referring to FIG. 6, FIG. 7 and FIG. 8, when the predetermined weight is to be adjusted and selected, the switching units 52, 62 are respectively moved to the outer surfaces 311, 411 of the weights 3j, 41 to be selected respectively. And moving the switching unit 52, 62 to the selected position relative to the weights 31, 41, before moving, the sleeves 526, 626 of the clamping assemblies 522, 622 must be pulled up slightly to make the sleeve The 526, 626 are away from the weights 31, 41 to facilitate moving the switching unit 52, 62 from the adjusted position to the selected position, after reaching the selected position and removing the force applied to the sleeves 526, 626 The elastic restoring force of the elastic members 527, 627 pushes against the sleeves 526, 626 and then the weights 31, 41. At this time, the inner sleeve segments 528 are rotated as long as the sleeves 526, 626 are rotated. The 628 is screwed to the external thread segments 524 and 624 of the support columns 521 and 621, so that the sleeves 526 and 626 can be effectively prevented from being pulled by an external force, and the card assembly 522 and 622 can be tightly fitted. The locking recesses 312, 412 of the weights 31, 41 and the auxiliary clamping posts 523, 623 abut against the weights 31, 41 An outer surface 311, 411 reaches a function of using the switching unit brother 62 to be firmly positioned at the selected position. In addition, when the switching unit 52 62 moves to the selected position, the guiding members 51, 61 are also rotated relative to the grip bar 2, and the first positioning portions 531, 631 of the positioning units 53, 63 are displaced. The second positioning portions 532, 632 are self-contained in the state of the pass slot segments 533, 633, and are switched to the state of one of the limit notches 535, 635 received in the limit slot segments 534, 634. Further, the guiding elements 51, 61 are restrained from moving and can no longer telescopically move, and the selected weights 31, 41 are clamped between the switching units 51, 61 and the grip 2 For the extraction use, as shown in Fig. 9, the 12 first H mosquito net mechanisms 5, 6 are used to select a weight 31, 41 on each of the lower 2 sides. Referring to FIG. 1 ' FIG. 8 and FIG. 9 , when the weight is to be re-adjusted, the weights 31 , 41 of the grip 2 , ^ , etc. by which the first and second adjustment positioning mechanisms 5 , 6 are combined are used. The position before the extraction is returned to the base unit 9, and the internal thread segments 528, 628 of the card assemblies 522, 622 are unscrewed from the external thread segments 524, 624 on the branch columns 521, 621. The detachment resumes the state in which the sleeves 526, 626 can be pulled upwards, so that the switching sheets το 52, 62 can be moved to the adjustment position to re-link the guiding elements 51 61 at the counterweights. The blocks 31 and 41 are telescopically moved, and the weights can be readjusted according to the foregoing steps. It is worth mentioning that 'when the switching elements 51, 61 are interlocked with the switching unit 52, 62, the weights 31, 41 are moved away from the grip 2 to the limit plate 9 of the base unit 9. When the outer surfaces 311, 411 are positioned and the switching units 52, 62 are positioned to the selected position, the grips 2, the weights 31, 41, the first and second adjustment positioning mechanisms 5, 6 And the base unit 9 can be integrated into one body, in addition to changing the weight, the weights 31, 41, the first and second adjustment positioning mechanisms 5, 6 can be made. The base unit 9 is in a state in which it is difficult to phase separate and fall off and can be easily carried in the entire group. Referring to FIG. 12 and FIG. 13 , the first and second number of display units 7 and 8 respectively include a second display window 71 , 81 respectively formed on the inverting ends of the grips 2 , and respectively along the The first and second display scales 72, 82 of the outer peripheral surface of the guiding elements 51, 61 of the first and second adjusting positioning mechanisms 5, 6 are axially disposed, and the switching units 52, 62 are located at the selection. 13 1332852 position, the first display scale 72, 82 will be in the first

The window is not displayed. 7丨, 81 gf千矣兮壬曰矣兮壬曰 # 颂 does not represent the value of the weight of the weight training device, which can help the user to recognize the weight of the lift in time. Referring to the drawings and FIG. 15 ′, a first preferred embodiment of the weight training device of the adjustable weight of the present invention, the main difference from the first preferred embodiment is the change of the positioning unit, which is The positioning rod 53 of one of the grips 2" is taken as an example to illustrate the change in the positioning structure thereof, and the positioning structure of the other side of the gripping rod 2 is also in the design of (4) and can achieve the effect of the phase (4), so it will not be described again. . In the second preferred embodiment, the first positioning portion 531" of the positioning unit ^" is a stud type "the grip 2" protruding from the peripheral wall of the guiding member 51" has a guide a shifting member 51, a threaded shaft hole 221", and the shaft hole 221" is defined by an inner ring wall 22, and the second positioning portion 532" is formed on the inner ring wall 22", and a cogging type defined by a communication groove 533" and a plurality of spacing grooves 534", the guiding element 51" can be rotated in the grip 2", when the first positioning portion 531, Corresponding to the spacing groove 534" of the second positioning portion 532", it is in a carding state. When the guiding member 51" is rotated and the first positioning portion 531" is corresponding to the passage groove 533, Then, the state of loosening and being able to shift back and forth is formed, so that the combination relationship of the switching unit 52" and the weight unit 3" (same as the first preferred embodiment) can be matched to achieve the purpose of adjusting the weight. Referring to FIG. 16 and FIG. 18, a third preferred embodiment of the weight training device for adjusting the weight of the present invention is the first difference between the third preferred embodiment and the first preferred embodiment. The second positioning mechanism 5, 6, is different from the first and second weight units 3', 4', and the first and the second

The first and second display scales 72, 82 of the two-numbered display units 7', 8 are formed on the base unit 9 at intervals corresponding to the weights 31', 41' respectively corresponding to different positions. The surface, whereby the user can also read the weight of the selected weights 31, 41 by the first and second display scales 72', 82'. Here, the first adjustment positioning mechanism 5, and the first weight unit & 3, for example, illustrate the combination:) and the structural change, the second adjustment positioning mechanism 6, and the second The weight unit 4' is the same design and will not be described again. Referring to FIG. 17 and FIG. 18, the card assembly 522 of the switching unit 52 has an operation head 523 joined to the upper and lower sides, a card block I, and a longitudinal through the operation head 523, and the card a block 524, and a through hole 525' into which the support post 521' is inserted, at the top end of the support column 521, and a stop head 526 is formed, and the support post 521 has a stop head a portion 526, a downwardly extending small diameter section 527', a large section 528 extending downward from the small diameter section 527, and a section formed between the large and small diameter sections 528, '527 a shoulder portion 529', and the card assembly 522 further has a resilient member 541' disposed around the small diameter portion 527' and disposed between the blocking head portion 526' and the shoulder portion 529. When the operating head 523 is pulled longitudinally, the locking block 524' is caused to form a longitudinal displacement and compress the elastic member 541. When the operating head 523' is released, the pushing action of the elastic member 541 is performed. The operation head 523 and the card block 524' can be restored to the original position at the same time. Preferably, the locking block 524 of the switching unit 52' has a main body portion 542, and a hook-shaped locking body portion 543 extending laterally from the main body portion 542' side and bent downward. a recessed portion 544' having a predetermined shape is formed on the opposite side of the body portion 542 to save the card assembly

15 1332852 522' overall raw material dosage. In addition, the first adjustment positioning mechanism 5' further includes a limiting tube member 55 sleeved outside the guiding member 51', and the limiting tube member 55 has a pair of outer peripheral surfaces of the guiding member 51'. And the guiding member 51 is an inner wall surface 551 which is rotatable relative to the limiting tube member 55' in a circumferential direction, and an outer wall surface 552 having a predetermined shape in cross section, and a predetermined length extending in the circumferential direction And extending through the inner and outer wall surfaces 551', 552, the elongated limiting hole 553, and one of the limiting holes 553, and corresponding to the first positioning portion 531, formed and penetrated in the axial direction a strip-shaped switching groove 554' of the inner and outer wall surfaces 55A, 552, the support post 521 of the switching unit 52' is fixed to the guiding member 51' through the limiting rod 553 When the switching unit 52 is respectively displaced to the adjusted position and the selected position, the support column 521 is respectively restricted to one end of the opposite end of the limiting hole 553', and in the adjusted position, the first The access slot section 533' of the positioning portion 531 is aligned with the switching slot 554. In the position, the limiting slot section 534' of the first positioning portion 53 is aligned with the switching slot 554', and the limiting tube 55 is further spaced from the limiting hole 553. And the corresponding locking hole 555, and the guiding element 51' also form a radial penetration, and the limiting hole 553, respectively, and the through hole 555 of the hole 511, 512 ', in combination, the guiding element 51' is first placed in the limiting tube member 55', and then a long rod shape is formed with small and large diameter segments 527, 528 and shoulder portion 529, respectively. The cylinder 545 passes through the locking hole 555 of the limiting tube member 55 and is received in the through hole 511, 512', the limiting hole 553, and the through hole 525 of the clamping assembly 522'. And the through-locking element 546 is fixed on the guiding element 51', and then the elastic 16 1332852 is in the form of a piece, from the operating head 523, the side is placed into the perforation, and the small diameter section 527 'Upper, finally, the lock member 547' having the stop head 526 formed thereon is combined with the cylinder 545 to form the support column 521, which is the combination of the first adjustment positioning mechanism 5' .疋

And the outer wall surface (5) of the limiting tube member 55 of the first adjusting positioning mechanism 5' has at least one axially extending tangential plane portion, and the weighting blocks at the first weighting unit 3' are respectively formed - The outer wall surface of the limiting tube member 55 has the same shape and can be inserted by the limiting tube member 55', thereby preventing the weight 31' from being opposite to the limit. The position tube 55 is wound around. In the preferred embodiment, the outer wall surface 552 of the limiting tube member 55' forms a two-phase spaced tangential portion 556, and the first opening 313 of the weight 31 is simultaneously Corresponding to the shape of the outer wall surface 552 and the two-cut plane 556, in order to effectively prevent the weights 31' from rotating relative to the limiting tube member 55, a good positioning effect can be obtained. Referring to FIG. 18 and FIG. 9, further, in the first counterweight unit 3,

The weight 31 further defines a slot 314 ′ that extends from the first port 313 and extends radially outwardly for the card assembly 522 of the switching unit 52 ′. 'and a complementary body corresponding to the shape of the body 543 of the card assembly 522' and forming a first contact portion 315 of a concave pattern 31 曰0 and a protrusion 317' adjacent to each other. '. In addition, the weight 31' of the first weight unit 3 may further be formed to be spaced apart from the first engaging portion 315 and also complementary to the shape of the clamping assembly portion 522'. Correspondingly, there is a groove 316 ′, a second latching portion 318 of a bump 317 ′, and the first and second latching portions 315 ′, 318 ′ are the slot 314 . For the benchmark, ^ 17 is a relative type. The protrusions 317 ′ of the first and second engaging portions 315 , 318 are adjacent to the slot 314 , and the first port 313 , and the gap 319 at the interface with the slot 314 ′ The width is smaller than the outer slave of the limit tube member 55. When the first and second engaging portions 315, 318 are arranged in a symmetrical structure, the weights 31' are brought into abutment, and it is not necessary to consider that the one side is engaged, and the two sides are aligned. As a result, the card assembly 522 can be engaged with the first 'locking portion 315' or with the second engaging portion 318. However, the first and second engaging portions 315, 318 of the weight 31' may be designed as a non-symmetric structure and only the first engaging portion 315 is formed, as long as the matching is placed. In the weight 31, the card body 543 of the card assembly M2' can be complementarily engaged with the first card portion 315 in consideration of the placement direction, and the switching unit 52 is also obtained. The functions of the weights 31 and the mutual positioning of the weights are as shown in FIG. 16, FIG. 17 and FIG. 18. When the predetermined weight is to be adjusted and selected, the switching unit 52 is still moved to φ when the adjustment position is located. The outer surface of the matching block to be selected is 纟, and then the operation 帛 and the clamping block 524 are moved up and down, and axially displaced to the top of the selected weight 31, and then the switching is performed. The unit 52' moves from the adjustment position along the limiting hole 553 of the limiting tube member 5 to the selected position, and releases the operating head 523, and the utility model can utilize the card body of the card block The relationship between the 543' and the first engaging portion 315 of the weight 31, or the second engaging portion 318', can also make the switch 52' is firmly positioned at the selected position, and the second positioning portion 532 (see circle 2) disposed in the grip 2' is received in one of the limiting recesses 535 of the limiting slot 534'. ', the guiding element 51 is also restrained from being moved by the limit 18 1332852, so that the selected weight 3丨 is firmly clamped between the grip 2' and the switching unit 52'. Available for extraction. In summary, the weight training device of the present invention can achieve the following functions and advantages, so that the object of the present invention can be achieved: ^, moving the switching unit 52, 62 to the adjustment position, The shifting elements 51, 61 are moved through the weights 31, 41 to facilitate the selection of the number of weights 31, 41. After selecting the number of weights 31, 41, the switching unit is replaced. 52, 62 switch to the selected position, the switching unit 52, 622 can be used to obtain the positioning of the switching unit 52, 62, and the positioning unit 53, 63 can be used to restrict the movement of the guiding elements 51, 61. The movement of the weight units 3, 4 is restricted by the support columns 521, 621 of the switching units 52, 62 and the auxiliary clamping posts 523, 623, and the weights 31, 41 are used to engage with the (4) 2 The structural design prevents the weights 31, 41 from rotating relative to each other to achieve the effect of being firmly clamped between the switching units 52, 62 and the grip 2, so that the present invention can be utilized with simple but interlocking The limit structure can be easily adjusted to adjust the weight and can be used in stable combination. Advantage. 1. In the second preferred embodiment of 6H, the limiting tube member 55 is disposed between the first adjusting and positioning mechanism 5' and having a limiting function and being able to be moved between the weights 31. And matching the first port 313 of the weights 31, the shape can be such that the weights 31 do not fall, do not rotate relative to each other, and do not oppose the limiting pipe 55, the function of rotation, whereby the weights of the weights 31' need to be additionally formed to engage or overlap each other, and can also form non-scattering, not rotating relative to each other and not facing the limiting pipe (S) 19 1332852 55' Rotational stable coupling function. 3. The card body 543 can be formed directly on the card assembly 522, and the weight unit 31 is formed to be engaged with the card body 543 so that the switching unit 52' A stable combination is formed with the weight 3 Γ, so that the selected weight 31' is firmly clamped between the grip 2 and the 'switching unit 52', and can be conveniently used. - four, in conjunction with the two weights 31, 41 are respectively connected to the limiting plate 91 of the base unit φ 9, and the switching units 52, 62 are moved to the two weights 31, 41 and set Up to the selected position, the grip 2, the two weight units 3, 4 and the two adjustment positioning mechanisms 5, 6 and the base unit 9 are combined with each other to be easily detached, so that the invention can be easily organized. It is convenient to carry the whole group without moving. 5. The design of the locating groove portion 921 of the base unit 9 can facilitate the storage and positioning of the weights 31, 41. When the grip 2 is also placed against the abutment portion of the base unit 9 922, as long as the switching unit 52, 62 is located in the adjustment position, the guiding elements 51, 61 can be conveniently linked to move in the weights 3 to move quickly to the desired selection. At the weights 31, 41, the present invention has the advantage of being relatively easy to operate and adjust, and the arrangement of the first 'second pound number display units 7, 8 is provided for the user to conveniently pass through the two display windows σ. 71, 81 reads the corresponding value of the corresponding weight, and can directly use the two-number display unit 7, 8 to quickly adjust and select the desired (four) weight, with the use of branch adjustment. The above is only the preferred embodiment of the present invention, and 20 1332852 is not intended to limit the scope of the present invention, that is, the simple equivalent change made by the scope of the invention and the description of the invention. And modifications are still within the scope of the invention patent. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective assembled view showing a first preferred embodiment of a weight adjustment device of the present invention; FIG. 2 is a combined side cross-sectional view of FIG. A first preferred embodiment of the present invention, a first and a second counterweight unit, a first and a second adjustment positioning mechanism, and a base unit phase combination; FIG. Is an incomplete exploded view illustrating the case where the weights of the first and second counterweight units are snapped to the base unit; FIG. 4 is an incomplete three-dimensional combination diagram illustrating the first, The second counterweight unit is arranged in the case of the base unit; FIG. 5 is an incomplete perspective view illustrating the first and second adjustment positioning mechanisms inserted in the grip; FIG. 6 is one end a side view illustrating a case where a switching unit of the first (second) adjustment positioning mechanism is located at an adjustment position; FIG. 7 is a view similar to FIG. 6 illustrating the first (second) adjustment of the positional mechanism a case where the switching unit moves relative to the weight; - FIG. 8 is similar to FIG. The view ' illustrates the case where the switching unit of the first (second) adjustment positioning mechanism is positioned at a selected position; FIG. 9 is a perspective assembled view illustrating that the first preferred embodiment is adjusted and selected after a predetermined weight Figure 10 is an incomplete three-dimensional combination diagram illustrating the first positioning portion of the first (second) adjustment 21 1332852 positioning mechanism; Figure 11 is a partial cross-sectional view of the end face of the ® 10, Describe the switching unit of the first (second) adjustment positioning mechanism; x a 12. a combination of the normal body, illustrating the situation in which the weight is read by the first ___ second-pound display unit; FIG. 13 is an incomplete Stereo combination diagram illustrating the first and second pounds

The number display unit is correspondingly disposed on the grip and the second and second adjustment positioning mechanisms; FIG. 14 is a schematic cross-sectional view showing the second preferred embodiment of the weight training device of the adjustable weight of the present invention; Example; ^ Figure 15 is a cross-sectional view taken along line 15-15 of Figure 14. A case where a first positioning portion of one of the positioning units of the second preferred embodiment is engaged with a first positioning portion; FIG. 16 is a perspective assembled view illustrating the weight training of the adjustable weight of the present invention. a third preferred embodiment of the device;

Figure 17 is a partially exploded perspective view showing a switching unit, a guiding member and a limiting tube member of the first adjusting positioning mechanism of the third preferred embodiment; FIG. 19 is a partial perspective view showing the first weight of the third preferred embodiment; FIG. 19 is a partial perspective view showing the first weight adjustment mechanism of the third preferred embodiment; The type of a weight of the unit. (S) 22 1332852

[Main component symbol description] 2, ! :, 2,,··· Grip 21 ...............End face 211 .............Card slot 212 ..... ........The second card slot 213............. positioning the notch portion 22,,............. inner ring wall 221 ".........shaft hole 3, 3', 3" - first counterweight unit 31 ' 3Γ....... counterweight 311 ........ ..... outer surface 312............. carding recesses 313, 313' ... first port 314 .......... second pass Port 315.............The third port 316.............Snap bump 317............ .Inclusion gap 318 .............Snap recess 4, 4'..........Second counterweight unit 41 ' 4Γ.......酉重重& 411 .............Outer surface 412 .............Cartridge recess 413 ........... .. first port 414.............the second port 415.............the third port 416....... ...... Engagement bumps 417.............Snap gaps 418.............Snap recesses 5, 5'... Adjusting the positioning mechanism 51, 51', 51'', the guiding elements 511', 512', ..., the through holes 52, 52', 52", the switching units 521, 521'... the supporting columns 522, 522 '...card combination 523 .............Auxiliary card column 314'............slot 315'............first Clamping portion 316'............groove 317'............bump 318'............ Two latching portions 319, .... notch 524............. external thread segment 525 ............. Stop 526 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Threaded section 523'............Operation head (S) 23 1332852 5245........... Card block 525,.......... • Perforation 5265........... • Stop head 5ΤΓ........... • Small diameter section 5285........... • Large Diameter section 529,...........Shoulder 53.............. Positioning unit 53, '........... • Positioning units 531, 531, 531" · First positioning portions 532, 532', 532".. Second positioning portions 533, 533'..............passing slot segments 533', ........... • Access slot 534.................. Limit slot section 534"........... ........... • Limit notch 54Γ...... • Elastic element 5425........... Body part 5435... ...... .. • Card body 5445........... Groove part 5455........... -Cylinder 546'.......... • Locking element 5475........... • Locking element

55'..............Limited pipe fittings 551'............Inner wall surface 552'............ Wall 553'............Limited hole 554'............Switching groove 555'............Lock Hole 556'............cut plane portion 6, 6'.. second adjustment positioning mechanism 61 ........... ..............Switching unit 621 .............Support column 622 .............Card assembly 623 .............Auxiliary card column 624 .............External thread segment 625 .............Flexibility Element 626 .............sleeve 627 .............elastic element 628 .............internal thread section 63 ............... Positioning unit 631 . . ....... First positioning portion 632 ............. Second positioning portion 633.............passing slot section 634.............limit slot section 635 .......... ...limit notch (S) 24 1332852 7, 7' - first pound number display unit 71 .......... first display window 72, 72' ... A display scale 8, 8'. a second pound number display unit 81...............a second display window 82, 82'... a second display scale 9, 9'.. ........Base unit 91 ..... .......... Limiting plate 911.............Clamping convex portion 92..................Base 921 . ............station trough section 922 .............reaching section X................ Axial

(S ) 25

Claims (1)

1332852 X. Patent application scope: l A weight training device with adjustable weight, comprising: - a grip; - a first counterweight unit, which can be arranged along one axial direction at one end of the grip - including a plurality of along the shaft And a first adjusting positioning mechanism, comprising: a guiding component that axially moves the gripping device, a switching unit disposed on the guiding component, and a positioning unit; The shifting element is slidable to the weights and the grip; the switching unit can interlock the shifting elements to an adjusted position and a selected position; the clamping unit has a first position of the guiding element And a second positioning portion of the holding rod, when the switching unit is linked to the guiding position, the first positioning portion and the second positioning portion are in a phased state, so that the guiding The shifting element is not axially displaced. When the switching unit is interlocked with the guiding element 4, the positioning portion is movable relative to the second positioning portion, and the guiding member is moved. Can be displaced axially. 2. The weight training device of the adjustable weight according to item [i] of the patent scope further includes a second correspondingly spaced apart from the first weight unit and the first adjustment positioning mechanism and correspondingly disposed. a counterweight unit, and a second, integral positioning mechanism, the second counterweight unit is abutted along the axial direction: the other end of the trunk and includes a plurality of counterweights that can be abutted along the axial direction The second (four) positioning mechanism includes: a guiding element axially movably coupled to the rod of the grip 26 1332852, a switching unit disposed on the guiding element, and a positioning unit, the guiding element is The weighting block that is moved to the second weight unit is in contact with the gripping unit, and the switching unit can respectively move the guiding component to an adjusting position and a selected position, and the positioning unit has a guiding component a first positioning portion and a second positioning portion of the gripping rod. When the switching unit is coupled to the guiding position, the first positioning portion and the second positioning portion are phase-locked. State that the guide element cannot be axially displaced when Interlocking means when changing the guiding element located at the shift position of the adjustment, the first positioning portion is in the form of the second positioning portion relative moving state, and the guiding element can move axially displaced. 3. The weight training device of the adjustable weight according to claim 1, wherein the switching unit of the first adjustment positioning mechanism has a support column fixed to the guiding element, and a relative The branch column longitudinally manipulates and engages the carding assembly of the weight. (A weight training device according to the third aspect of the invention, wherein the 5 liter support column is formed with an external thread segment corresponding to the ring portion of the card assembly, and a stop is formed at the top end thereof. The card assembly has a sleeve that can be sleeved on the support column, and an elastic member disposed between the support column and the sleeve, the sleeve has a corresponding and can be screwed with the external thread segment An internal thread segment of the position, the elastic member being constrained between the stop portion and the internal thread segment, whereby when the sleeve is pulled longitudinally, the elastic member is compressed and longitudinally displaced when loosened In the case of the casing, the casing can be returned to the original position by the pushing action of the elastic member. 27 :: Shen: The weight training of the adjustable weight according to item 4 of the profit range " The switching unit of the first adjustment positioning mechanism further has an auxiliary clamping column extending from the supporting column in a direction away from the clamping assembly and protruding from the guiding member. According to the application of the n-month patent| (The weight of the adjustable weight described in item 5 of L Training device: wherein the weights of the first counterweight unit have a pair of card-shaped recesses that should be switched between the early components, and the card-shaped recesses that are forked, the card assembly The longitudinally controllable card is abutted against the recessed portion. 7. The weight training device of the adjustable weight according to claim 3 of the patent application -nq rail circumference - wherein the weight of the first counterweight unit has a first port for allowing the guide to be moved, and a second port and a third port extending radially from the first port, the guiding element being located at the adjusting position The support column can pass through the second through port, and the auxiliary clamping column can pass through the third through port. 8. According to the weight of the adjustable weight according to item j of the patent application scope, the attack is more The package 3 respectively corresponds to a first number of display units arranged by the first adjustment positioning mechanism, and the first number display unit comprises a first display window respectively formed on the inverting end of the β-shaped grip, and is respectively axially disposed on a first adjustment of the guiding element of the first positioning mechanism The scale is displayed, and when the switching unit is located at the selected position, the first display scale displays a value representing the weight of the weight training device in the first display window. 9. According to claim 2, The weight training device of the adjustable weight further includes a base unit including a two-phase interval 28 1332852 and respectively for limiting the weight of the first and second weight units 10. The weight training device of the adjustable weight according to claim 9, wherein the base unit further comprises a base connecting the two limit plates, the base has a second adjacent to the second limit a bit plate for the second and second groove portions of the first and second weight units to be positioned and positioned. . . . u. The weight of the adjustable weight according to claim 1 a training device, wherein the first positioning portion of the positioning unit of the adjustment positioning mechanism is a cogging type axially formed on an outer circumferential surface of the guiding member and has a communicating groove section and a limiting groove Segment, the limit slot section a plurality of limiting recesses disposed along the interval of the passing slot, the second positioning portion is a type of stud protruding from the grip and received in the first positioning portion, when the switching unit is located When the position is adjusted, the second positioning portion is located in the passage slot segment, so that the guiding component can be axially displaced. When the switching unit is located at the selected position, the second positioning portion is received in the limiting slot segment. One of the Φ limit recesses is made and the guide element is subjected to card entanglement. 12. The weight training device of the adjustable weight according to claim 2, wherein the weights of the first and second weight units each have a direction along the axis toward the grip. The engaging protrusions and the engaging notches of the back of the engaging protrusions, and the engaging protrusions of each of the weights can be correspondingly inserted into the engaging weights of the adjacent weights The weight training device for adjusting the weight of the adjacent weights according to claim 12, wherein the opposite end faces of the grips are respectively recessed and formed. For the first (S 29 1332852, the engaging projections of the weights of the first counterweight unit are accommodated by the two first latching slots to respectively restrict the two counterweights from rotating relative to the grip bar. The weight training of the adjustable weight according to item 5 of the patent scope, and the second opposite end faces of the grip bar are respectively recessed to form two second cards which can be abutted by the branch column of the knife replacement 7C. The slot and the second are respectively connected with the second card slot for the card assembly to be positioned The weight training device of the adjustable weight according to the third aspect of the invention, wherein the card assembly of the switching unit has a #头头卡块' a longitudinal hole penetrating through the operating head and the clamping block and insertable by the supporting column, and a blocking head is formed at a top end of the supporting column, and the supporting column has a downward direction from the supporting head An extended small diameter section, a large diameter section extending downward from the small diameter section, and a shoulder formed between the large J, only & and the card assembly further has a small surrounding The diameter segment is said to be placed between the load-bearing head and the shoulder. _ 16. The weight training device according to the U-scope 帛15 item, wherein the switching unit The card block has a body portion, and a hook-shaped shape-applying body portion extending from the body portion-side side and being folded toward the side. -17. The weight of the adjustable weight according to claim 16 of the patent application scope a training device, wherein the first positioning portion of the positioning unit of the first adjustment positioning mechanism is formed in an axial direction a cogging type of the outer peripheral surface of the guiding element, and having a communicating-passing groove segment and a limiting groove segment having a plurality of limiting notches spaced along the passing groove segment, the limiting groove segment The second positioning portion is a column type protruding from the grip and received in the first positioning portion. When the 30 unit is in the adjusting position, the second positioning portion is located at: The guiding element is axially displaceable, and when the switching unit is located at the selected position, the first and second clamping portions are received at one of the limiting notches of the limiting slot segment and the guiding The shifting component is positioned by the card. According to the weight training of the adjustable weight according to the application of the patent (4), the first adjustment positioning mechanism further includes a set of limits disposed outside the guiding component. a tube member, and the limiting tube member has a pair of inner wall surfaces which are to be inclined by the outer peripheral surface of the guiding member, and the inner guiding surface of the guiding member is rotatable relative to the limiting tube member in a circumferential direction, and a cross section having a predetermined shape a wall surface extending along the circumferential direction - a predetermined length and extending through the a long-shaped limiting hole of the inner and outer wall surfaces and a long-shaped switching groove which is spaced apart from the limiting hole and which is axially formed and penetrates the inner and outer wall surfaces, and the switching unit The support column is fixed to the guiding element through the limiting hole, and when the switching unit is respectively displaced to the adjusting position and the selected position, the supporting column is respectively limited to the opposite end of the limiting hole One end, and in the adjusting position, the passage groove segment of the first positioning portion is aligned with the switching groove. In the selected position, the limiting groove segment of the first positioning portion and the switching slot are Aligned. The weight training device of the adjustable weight according to claim 18, wherein the outer wall surface of the limiting tube member of the first adjustment positioning mechanism has at least one axially extending tangential portion, and The weights of the first weight unit respectively form a first port having the same shape as the outer wall surface of the limiting pipe member and can be worn by the limiting pipe member, thereby making the weight block not t(four) The limit tube is rotated. The weight training device of the adjustable weight according to claim 19, wherein the weight of the first weight unit further forms a first bayonet diameter from s a slot extending outwardly and permeable to a body portion of the card assembly of the switching unit, and a complementary shape to the shape of the body of the carding assembly, and forming adjacent ones a groove, a first engaging portion of the bump, and the protrusion of the first engaging portion is disposed adjacent to the slot, and the gap width of the first bayonet and the slot is smaller than The outer diameter of the limit tube. 2 1. The weight training device of the adjustable weight according to the second aspect of the patent application scope includes a first and a corresponding interval respectively arranged with the first weight unit and the first adjustment positioning mechanism. a second weight unit, and a second adjustment clamp unit, wherein the second weight unit is disposed on the grip rod along the axial direction, and the plurality of weights adjacent to the axial direction Block, the second adjustment positioning mechanism includes a guiding element axially movably coupled to the grip, a switching unit disposed on the guiding element, and a positioning unit, the guiding member can be moved In the weight of the second weight unit and the grip, the switching unit 7L can be respectively moved to the adjusting position and the selected position by the guiding unit. The clamping unit has a first position in the guiding unit. a positioning portion and a second positioning portion located at the n-th beam, when the switching unit interlocks the guiding β π member at the 4 selecting position, the state in which the S ^ position portion and the second positioning portion β 4 are locked The guiding element cannot be axially displaced, and when the cutting element is linked, the guiding element is located at the adjusting position When set, the first positioning portion ί is in a state of being movable relative to the second setting, and the guiding component is