CN114011011A - Swift counter weight formula dumbbell - Google Patents
Swift counter weight formula dumbbell Download PDFInfo
- Publication number
- CN114011011A CN114011011A CN202111451289.5A CN202111451289A CN114011011A CN 114011011 A CN114011011 A CN 114011011A CN 202111451289 A CN202111451289 A CN 202111451289A CN 114011011 A CN114011011 A CN 114011011A
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- handle
- dumbbell
- clamping
- groove
- rotation stopping
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- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 claims description 2
- 230000009467 reduction Effects 0.000 claims description 2
- 230000002265 prevention Effects 0.000 description 14
- 238000000034 method Methods 0.000 description 3
- 210000003205 muscle Anatomy 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B21/00—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
- A63B21/06—User-manipulated weights
- A63B21/072—Dumb-bells, bar-bells or the like, e.g. weight discs having an integral peripheral handle
- A63B21/0726—Dumb bells, i.e. with a central bar to be held by a single hand, and with weights at the ends
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B21/00—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
- A63B21/06—User-manipulated weights
- A63B21/072—Dumb-bells, bar-bells or the like, e.g. weight discs having an integral peripheral handle
- A63B21/075—Dumb-bells, bar-bells or the like, e.g. weight discs having an integral peripheral handle with variable weights, e.g. weight systems with weight selecting means for bar-bells or dumb-bells
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biophysics (AREA)
- Orthopedic Medicine & Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
Abstract
The invention provides a rapid counterweight type dumbbell which comprises a base, a handle and dumbbell heads positioned at two ends of the handle, wherein each dumbbell head comprises a fixed frame, a screw and a plurality of counterweight sheets, the screw is inserted into an inner hole of the handle, the handle is connected with the screw through a linkage mechanism, and the rotating handle drives the screw to move through the linkage mechanism to be inserted into the counterweight sheets through the arrangement of the screw, the handle and the linkage mechanism, so that the number of the counterweight sheets fixed on the fixed frame is controlled, the weight of the dumbbell is adjusted, the dumbbell meets the requirements of users, the counterweight mode is simple and reliable, and the dumbbell is convenient to operate. Meanwhile, the counterweight plates can be prevented from moving accidentally through the mode of stacking the anti-release clamping heads and the anti-release clamping grooves, and the safety performance of the dumbbell is improved. When the dumbbell is lifted, the rotation stopping clamping heads of the locking blocks are clamped in the spigot grooves to form a safe self-locking mechanism, the handle cannot rotate, the screw cannot axially move, and the safety of the dumbbell is further improved.
Description
Technical Field
The invention relates to the field of fitness equipment, in particular to a rapid weight-balancing dumbbell.
Background
The dumbbell is an auxiliary device for weight lifting and body building exercises, is used for muscle strength training, muscle compound action training and hand-held dumbbell, and can be used for performing resistance active exercise and muscle strength training by using the weight of the dumbbell. The weight of the traditional dumbbell is not adjustable, and a user needs to purchase a plurality of sets of dumbbells with different weights to meet the requirement of strength increase along with the increase of exercise time; also have the dumbbell that weight can be adjusted in the market, but all need dismantle the balancing weight with the help of instruments such as spanner when adjusting the counter weight at every turn, the operation is inconvenient.
Disclosure of Invention
The invention aims to solve the technical problems that the weight of the traditional dumbbell is not adjustable, and a user needs to purchase a plurality of sets of dumbbells with different weights to meet the requirement of strength increase along with the increase of exercise time; the dumbbell with adjustable weight is also available in the market, but the counterweight block needs to be disassembled by means of tools such as a spanner and the like when the counterweight is adjusted each time, so that the operation is inconvenient.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a swift counter weight formula dumbbell, includes base, handle and is located the dumbbell head at handle both ends, the dumbbell head includes mount, screw rod and a plurality of weight piece, the screw rod alternates in the hole of handle, the handle rotates to be installed on the mount, the handle pass through link gear with the screw rod is connected, the handle rotates to drive the screw rod is along axial displacement.
Further: the plurality of counterweight plates are vertically arranged on the base, a through hole for the screw to penetrate through is formed in the middle of each counterweight plate, concave mounting grooves are formed in the top and the bottom of each counterweight plate, a clamping piece is fixedly mounted in each mounting groove, a slip-off prevention clamping head is arranged at one end of each clamping piece, a slip-off prevention clamping groove matched with the slip-off prevention clamping head is formed in the other end of each clamping piece, the cross section of each slip-off prevention clamping head is in an inverted trapezoid shape, and the cross section of each slip-off prevention clamping groove is in a trapezoid shape; the area of the cross section of the anti-slip clamping groove is reduced along with the reduction of the distance from the through hole; the anti-release chuck in the clamping piece arranged at the top of the counterweight plate is arranged towards one end far away from the handle, and the anti-release chuck in the clamping piece arranged at the bottom of the counterweight plate is arranged towards one end close to the handle; the fixing frame comprises a fixed end piece, the top of the fixed end piece is close to the end face of the counterweight piece is provided with a second clamping head which is the same as the shape of the anti-disengagement clamping head, and the bottom of the fixed end piece is close to the end face of the counterweight piece is provided with a second clamping groove which is the same as the shape of the anti-disengagement clamping groove.
Further: the linkage mechanism comprises a nut sleeved on the screw rod, the nut is fixedly installed on the handle, an internal thread is arranged in an inner ring of the nut, a spiral curved groove matched with the internal thread is arranged on a rod wall of the screw rod, and the internal thread is embedded in the spiral curved groove; the inner hole of the fixed end piece is provided with a rotation stopping boss, the rod wall of the screw rod is axially provided with a rotation stopping groove matched with the rotation stopping boss, and the rotation stopping boss is embedded in the rotation stopping groove.
Further: the handle is characterized in that a plurality of seam allowance grooves are uniformly formed in the two ends of the handle along the circumferential direction, a spring seat is arranged on the fixed frame, a spring is arranged in the spring seat, a locking block is fixedly arranged at the lower end of the spring, a rotation stopping chuck is arranged in the middle of the locking block, and the deformation force of the spring can push the rotation stopping chuck to be clamped in the seam allowance grooves; the base is provided with a convex key, when the fixed end piece is placed on the base, the convex key can push the locking block to overcome the elasticity of the spring to move upwards, and the rotation stopping clamping head is far away from the opening stopping groove.
Further: a steel ball spring mechanism is arranged between the handle and the fixing frame; the handle is provided with a digital mark, and the fixed frame is provided with an observation port.
The rapid counterweight type dumbbell has the beneficial effects that the screw rod, the handle and the linkage mechanism are arranged, the handle is rotated to drive the screw rod to move through the counterweight plates through the linkage mechanism so as to control the number of the counterweight plates fixed on the fixing frame and adjust the weight of the dumbbell, so that the dumbbell is suitable for the requirements of users, the counterweight mode is simple and reliable, and the operation is convenient. Meanwhile, the counterweight plates can be prevented from moving accidentally through the mode of stacking the anti-release clamping heads and the anti-release clamping grooves, and the safety performance of the dumbbell is improved. When the dumbbell is lifted, the rotation stopping clamping heads of the locking blocks are clamped in the spigot grooves to form a safe self-locking mechanism, the handle cannot rotate, the screw cannot axially move, and the safety of the dumbbell is further improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic view of a quick weight dumbbell of the present invention;
FIG. 2 is an exploded view of a quick weight dumbbell;
FIG. 3 is a schematic view of the mounting of the cartridge to the weight plate;
FIG. 4 is a schematic structural view of a slip-off preventing chuck and a slip-off preventing slot on a clamping piece;
FIG. 5 is a schematic view of a vertical stack of weight plates;
FIG. 6 is a schematic structural view of a second chuck, a second clamping groove and a rotation stopping boss on the fixing end plate;
FIG. 7 is a schematic view of the stack of weight plates on the fixed end plate;
FIG. 8 is a schematic view of the nut;
FIG. 9 is a schematic view of the screw structure;
FIG. 10 is a schematic view of the structure of the internal thread embedded in the spiral curved groove;
FIG. 11 is a schematic structural view of a screw inserted into an inner hole of a fixed end piece;
FIG. 12 is a schematic view of the structure of the upper notch groove of the handle;
FIG. 13 is a schematic view of the locking block mounted on the spring;
fig. 14 is a schematic structural view of a convex key on a base.
In the figure, 1, a base, 3, a dumbbell head, 4, a fixing frame, 5, a screw, 6, a weight plate, 7, a handle, 8 through holes, 9, clamping pieces, 10, a slip-off prevention clamping head, 11, a slip-off prevention clamping groove, 12, a fixing end plate, 13, a second clamping head, 14, a second clamping groove, 15, a nut, 16, internal threads, 17, a spiral curved groove, 18, a slip boss, 19, a slip groove, 20, a slip groove, 21, a spring, 22, a locking block, 23, a slip clamping head, 24, a convex key and 25 observation holes are formed.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention. On the contrary, the embodiments of the invention include all changes, modifications and equivalents coming within the spirit and terms of the claims appended hereto.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the present invention.
Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
Any process or method descriptions in flow charts or otherwise described herein may be understood as representing modules, segments, or portions of code which include one or more executable instructions for implementing specific logical functions or steps of the process, and alternate implementations are included within the scope of the preferred embodiment of the present invention in which functions may be executed out of order from that shown or discussed, including substantially concurrently or in reverse order, depending on the functionality involved, as would be understood by those reasonably skilled in the art of the present invention.
As shown in fig. 1 and 2, the invention provides a quick weight-balancing dumbbell, which comprises a base 1, a handle 7 and dumbbell heads 3 positioned at two ends of the handle 7, wherein each dumbbell head 3 comprises a fixed frame 4, a screw rod 5 and a plurality of weight plates 6, the screw rod 5 is inserted into an inner hole of the handle 7, the handle 7 is rotatably installed on the fixed frame 4, the handle 7 is connected with the screw rod 5 through a linkage mechanism, and the rotation of the handle 7 can drive the screw rod 5 to move axially.
Handle 7 rotates, removes to alternate in counter weight piece 6 through link gear drive screw 5 to the control is fixed in the quantity of counter weight piece 6 on mount 4, adjusts the weight of dumbbell, makes the dumbbell be fit for user's demand, and the counter weight mode is simple reliable, the simple operation.
Referring to fig. 3, 4, 5, 6 and 7, a plurality of weight plates 6 are vertically arranged on the base 1, a through hole 8 for the screw 5 to penetrate through is formed in the middle of each weight plate 6, concave mounting grooves are formed in the top and the bottom of each weight plate 6, a clamping piece 9 is fixedly mounted in each mounting groove, a slip-off prevention clamping head 10 is arranged at one end of each clamping piece 9, a slip-off prevention clamping groove 11 matched with the slip-off prevention clamping head 10 is formed in the other end of each clamping piece 9, the cross section of each slip-off prevention clamping head 10 is in an inverted trapezoid shape, and the cross section of each slip-off prevention clamping groove 11 is in a trapezoid shape; the area of the cross section of the anti-slip clamping groove 11 is reduced along with the distance from the through hole 8; the anti-release clamp 10 in the clamping piece 9 arranged at the top of the counterweight plate 6 is arranged towards one end far away from the handle 7, and the anti-release clamp 10 in the clamping piece 9 arranged at the bottom of the counterweight plate 6 is arranged towards one end close to the handle 7; the fixing frame 4 comprises a fixing end piece 12, a second clamping head 13 which is the same as the anti-disengaging clamping head 10 in shape is arranged on the end face of the counterweight piece 6 and close to the top of the fixing end piece 12, and a second clamping groove 14 which is the same as the anti-disengaging clamping groove 11 in shape is arranged on the end face of the counterweight piece 6 and close to the bottom of the fixing end piece 12.
The inverted trapezoidal anti-falling clamp head 10 on the adjacent weight plate 6 is embedded in the trapezoidal anti-falling clamp groove 11, so that the adjacent weight plates 6 can be prevented from rotating and falling off when being arranged on the base 1 or assembled at the two ends of the dumbbell rod. The second clamping head 13 and the second clamping groove 14 are arranged to fix the fixed end piece 12 and the counterweight plate 6 in the axial direction and the rotating direction, the fixed end piece 12 and the adjacent counterweight plate 6 are separated and can only be separated along the direction of the anti-disengaging clamping groove 11, and the screw rod 5 is inserted into the through hole 8 of the counterweight plate 6 to prevent the adjacent counterweight plate 6 from moving along the direction of the anti-disengaging clamping groove 11, so that the fixed end piece 12 is fixedly installed.
As shown in fig. 8, 9, 10, and 11, the linkage mechanism includes a nut 15 sleeved on the screw 5, the nut 15 is fixedly installed on the handle 7, an inner ring of the nut 15 is provided with an inner thread 16, a rod wall of the screw 5 is provided with a spiral curved groove 17 matched with the inner thread 16, and the inner thread 16 is embedded in the spiral curved groove 17; a rotation stopping boss 18 is arranged in an inner hole of the fixed end piece 12, a rotation stopping groove 19 matched with the rotation stopping boss 18 is axially arranged on the rod wall of the screw rod 5, and the rotation stopping boss 18 is embedded in the rotation stopping groove 19.
The handle 7 is rotated to drive the nut 15 to rotate, so that the internal thread 16 moves along the spiral curved groove 17, the rotation-stopping boss 18 is embedded in the rotation-stopping groove 19 for limiting, and the screw 5 can only move axially and cannot rotate.
As shown in fig. 12, 13 and 14, a plurality of seam allowance grooves 20 are uniformly formed in both ends of the handle 7 along the circumferential direction, a spring seat is arranged on the fixed frame 4, a spring 21 is installed in the spring seat, a locking block 22 is fixedly installed at the lower end of the spring 21, a rotation prevention chuck 23 is arranged in the middle of the locking block 22, and the deformation force of the spring 21 can push the rotation prevention chuck 23 to be clamped in the seam allowance grooves 20; the base 1 is provided with a convex key 24, when the fixed end piece 12 is placed on the base 1, the convex key 24 can push the locking block 22 to move upwards against the elasticity of the spring 21, and the rotation stopping clamping head 23 is far away from the stopping groove 20.
When the dumbbell is placed on the base 1, the convex key 24 pushes the locking block 22 to move upwards against the elastic force of the spring 21, the rotation stopping chuck 23 is far away from the notch groove 20, the handle 7 obtains the rotation freedom degree, and therefore the weight of the dumbbell can be increased and reduced by rotating the handle 7 to control the number of the weight plates 6 inserted by the screw 5. When the dumbbell is taken up, the deformation force of the spring 21 pushes the rotation stopping clamping head 23 to be clamped in the rabbet groove 20, the handle 7 loses the rotational freedom degree, the counter weight plate 6 can be prevented from falling out due to the accidental axial movement of the screw rod 5, and the safety performance is improved.
A steel ball spring mechanism is arranged between the handle 7 and the fixed frame 4; the handle 7 is provided with a digital mark, and the fixed frame 4 is provided with a viewing port 25. The numerical indicia on handle 7 are visible through viewing port 25 to determine the weight of the dumbbell. Meanwhile, the steel ball spring mechanism can make a sound when the handle 7 rotates to a certain position, so that the hand feeling and the accuracy of the counterweight are improved.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, a schematic representation of the term does not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (5)
1. The utility model provides a swift counter weight formula dumbbell, includes base (1), handle (7) and is located dumbbell head (3) at handle (7) both ends, its characterized in that: dumbbell head (3) include mount (4), screw rod (5) and a plurality of counter weight piece (6), screw rod (5) alternate in the hole of handle (7), handle (7) rotate to be installed on mount (4), handle (7) through link gear with screw rod (5) are connected, handle (7) rotate to drive screw rod (5) are along axial displacement.
2. A quick weight dumbbell as claimed in claim 1, wherein: the plurality of counter weight plates (6) are vertically arranged on the base (1), through holes (8) for the threaded rods (5) to penetrate through are formed in the middle of the counter weight plates (6), concave mounting grooves are formed in the top and the bottom of each counter weight plate (6), clamping pieces (9) are fixedly mounted in the mounting grooves, one ends of the clamping pieces (9) are provided with anti-falling clamping heads (10), the other ends of the clamping pieces are provided with anti-falling clamping grooves (11) matched with the anti-falling clamping heads (10), the cross section of each anti-falling clamping head (10) is in an inverted trapezoid shape, and the cross section of each anti-falling clamping groove (11) is in a trapezoid shape; the area of the cross section of the anti-slip clamping groove (11) is reduced along with the reduction of the distance from the through hole (8);
a disengagement preventing chuck (10) in the clamping piece (9) arranged at the top of the counterweight plate (6) is arranged towards one end far away from the handle (7), and a disengagement preventing chuck (10) in the clamping piece (9) arranged at the bottom of the counterweight plate (6) is arranged towards one end close to the handle (7);
the mount (4) are including fixed end piece (12), the top of fixed end piece (12) is close to the terminal surface of counter weight piece (6) be equipped with end second dop (13) that the shape is the same of taking off dop (10), the bottom of fixed end piece (12) is close to the terminal surface of counter weight piece (6) be equipped with end second draw-in groove (14) that the shape is the same of taking off draw-in groove (11).
3. A quick weight dumbbell as claimed in claim 2, wherein: the linkage mechanism comprises a nut (15) sleeved on the screw rod (5), the nut (15) is fixedly installed on the handle (7), an internal thread (16) is arranged in an inner ring of the nut (15), a spiral curved groove (17) matched with the internal thread (16) is arranged on a rod wall of the screw rod (5), and the internal thread (16) is embedded in the spiral curved groove (17);
the inner hole of the fixed end piece (12) is internally provided with a rotation stopping boss (18), the rod wall of the screw rod (5) is axially provided with a rotation stopping groove (19) matched with the rotation stopping boss (18), and the rotation stopping boss (18) is embedded in the rotation stopping groove (19).
4. A quick weight dumbbell as claimed in claim 1, wherein: a plurality of stop grooves (20) are uniformly formed in the two ends of the handle (7) along the circumferential direction, a spring seat is arranged on the fixed frame (4), a spring (21) is installed in the spring seat, a locking block (22) is fixedly installed at the lower end of the spring (21), a rotation stopping clamping head (23) is arranged in the middle of the locking block (22), and the rotation stopping clamping head (23) can be clamped in the stop grooves (20) through pushing by the deformation force of the spring (21);
the base (1) is provided with a convex key (24), when the fixed end piece (12) is placed on the base (1), the convex key (24) can push the locking block (22) to overcome the elasticity of the spring (21) to move upwards, and the rotation stopping clamping head (23) is far away from the stopping groove (20).
5. A quick weight dumbbell as claimed in claim 1, wherein: a steel ball spring mechanism is arranged between the handle (7) and the fixed frame (4); the handle (7) is provided with a digital mark, and the fixed frame (4) is provided with an observation port (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111451289.5A CN114011011A (en) | 2021-12-01 | 2021-12-01 | Swift counter weight formula dumbbell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111451289.5A CN114011011A (en) | 2021-12-01 | 2021-12-01 | Swift counter weight formula dumbbell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114011011A true CN114011011A (en) | 2022-02-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111451289.5A Pending CN114011011A (en) | 2021-12-01 | 2021-12-01 | Swift counter weight formula dumbbell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114011011A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116370890A (en) * | 2023-04-18 | 2023-07-04 | 上海小莫网络科技有限公司 | An adjustable dumbbell |
| CN117258219A (en) * | 2023-11-06 | 2023-12-22 | 南通瑞俏运动用品科技有限公司 | Adjustable modular combined dumbbell structure |
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| JP3127418U (en) * | 2006-09-21 | 2006-11-30 | 雷仁貿易有限公司 | Weight adjustable dumbbell |
| CN106466516A (en) * | 2015-08-21 | 2017-03-01 | 青岛智科机械制造有限公司 | Novel dumbbell handle arrangement |
| KR101728872B1 (en) * | 2017-01-04 | 2017-04-20 | 서정헌 | Weight adjustable dumbbell |
| CN212187619U (en) * | 2020-04-22 | 2020-12-22 | 吴任政 | dumbbel |
| CN212662553U (en) * | 2020-07-13 | 2021-03-09 | 门菲 | Adjustable dumbbell |
| CN213049162U (en) * | 2020-09-28 | 2021-04-27 | 上海兽鸟智能科技有限公司 | Adjustable dumbbell |
| CN213131743U (en) * | 2020-07-20 | 2021-05-07 | 壕氏健身器材(上海)有限公司 | Rotary dumbbell |
| CN214158391U (en) * | 2020-08-26 | 2021-09-10 | 南通鸿图健康科技有限公司 | Dumbbell assembly and dumbbell bracket with adjustable weight |
| CN113713323A (en) * | 2021-08-02 | 2021-11-30 | 江西伊启实业有限公司 | Weight-adjustable dumbbell |
-
2021
- 2021-12-01 CN CN202111451289.5A patent/CN114011011A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3127418U (en) * | 2006-09-21 | 2006-11-30 | 雷仁貿易有限公司 | Weight adjustable dumbbell |
| CN106466516A (en) * | 2015-08-21 | 2017-03-01 | 青岛智科机械制造有限公司 | Novel dumbbell handle arrangement |
| KR101728872B1 (en) * | 2017-01-04 | 2017-04-20 | 서정헌 | Weight adjustable dumbbell |
| CN212187619U (en) * | 2020-04-22 | 2020-12-22 | 吴任政 | dumbbel |
| CN212662553U (en) * | 2020-07-13 | 2021-03-09 | 门菲 | Adjustable dumbbell |
| CN213131743U (en) * | 2020-07-20 | 2021-05-07 | 壕氏健身器材(上海)有限公司 | Rotary dumbbell |
| CN214158391U (en) * | 2020-08-26 | 2021-09-10 | 南通鸿图健康科技有限公司 | Dumbbell assembly and dumbbell bracket with adjustable weight |
| CN213049162U (en) * | 2020-09-28 | 2021-04-27 | 上海兽鸟智能科技有限公司 | Adjustable dumbbell |
| CN113713323A (en) * | 2021-08-02 | 2021-11-30 | 江西伊启实业有限公司 | Weight-adjustable dumbbell |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116370890A (en) * | 2023-04-18 | 2023-07-04 | 上海小莫网络科技有限公司 | An adjustable dumbbell |
| CN117258219A (en) * | 2023-11-06 | 2023-12-22 | 南通瑞俏运动用品科技有限公司 | Adjustable modular combined dumbbell structure |
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