TWI236954B - Ratchet wheel driving device - Google Patents

Abstract

This invention provides a ratchet wheel driving device, where two retaining members are provided between a body and a driving member. When the retaining members are at the second position, the driving member cannot be detached from the body. When the retaining members are at the first position, the driving member can be detached from the body. In case of repairing or part replacement due to malfunction, the driving member can be easily detached from the body. The assembly and disassembly of the ratchet wheel driving device is easy and reliable. Furthermore, no screw is needed for steady attachment between the body and the driving member so as to significantly enhance the strength of the assembly. The bores in the body and the driving member can both be through holes so as to allow insertion of long-dimension tool head of a tool with double heads, for accommodating additional types of screw bits. This invention is industrial applicable and inventive.

Description

1236954

V. Description of the invention (1) [Technical field to which the invention belongs] The present invention relates to a ratchet drive device. [Previous technology] Just 1 ^: the development and progress of people, the people's requirements for things from the "usable" old-selling thinking, argued; the concept of innovation, "Kai ▲ 1 field tired and demand, only Continue to improve or to improve the value of the product, and effective = can survive the test of fierce market competition. Α, Bian said 369979 "ratchet drive mechanism" patent is its body 1 _ 合体 3 is provided with a shaft hole 11 corresponding to the top and bottom of the thin tooth M1, which is tied with a screw hole of the body 1 and the combination 3 between the hole 4 1 and the hole 1 1. The combined body 3 is engaged with the # 31 in the H hole 11 and the screw 31 is screwed into the screw hole of the combined body 3, so that the combined intermediate angle is 1, 1. Since the combination screw 31 is screwed on the body 1 and the combination body 3, the socket portion 33 of the "~ σ body 3" can only be inserted into a short-sized screwdriver head 41 and thermally supplied for a long ruler. The insertion of the screwdriver head greatly limits what can be used properly ^^, it is not easy to use and practical. And if it is not used because it is not dropped, # 合 =, must be able to withstand the instant shear & amp between the body 1 and the combination 3 The human Ercheng screw 3 丨 is damaged or broken and fails. The breakage and remaining in the screw holes of the β body 3 screw holes τ p is not safe and reliable. The screw needle is not easy to remove: maintenance is added. Difficulty degree '& 钍 i The shortcomings of the above-mentioned conventional structure can be achieved by using a C-shaped buckle at the body 22/2 to achieve the purpose of pivoting the combined body to the body. Then the assembly of the two n I Cannot be disassembled, because the C-shaped buckle is hidden in the body and the coupling, and the right side fails and cannot be repaired or replaced. It can only be discarded.

1236954 V. Description of the invention (2) Constructing a new σ. — 4U product with low economic benefits and the need to enter Tai'an. The lack of all kinds of movements in the moving mechanism is really powerful. Two: change ;: the question "The present invention wants to eliminate or at least alleviate the problems encountered in the prior art. [Invention of the invention ratchet drive this combination head screwdriver head is practical and practical The force-breaking nail is not easy to take. The hair is equipped with two clips to separate from the body. If the place of production is separated, it is reliable. And the wire can be set to increase the production capacity, the use of wheel drive equipment, and the use of screw size to limit the use of the failure is not very troublesome, the addition of the maintenance of a ratchet card fasteners located in the first repair or ratchet drive The stable assembly structure of the piece is designed for the design of the long-type subhead type. The problem is that the screw is installed on the body and the subhead, and it can be used to drop the ground, break, and remain difficult to drive. The device is in the second position—in the position, when the parts are replaced, the device is assembled and consolidated; the strength is completely different, and the tool head or pair is quite easy to use. Available only for short insertion, large. And if it is caused by or break, it is provided by Zengming that the card fixes the fault and the main body, the main body and the drive improve the wear shape. The applicable technical problems of improvement and progress are in the combination of Xi The center, so the thermal method for long size or awl head type, and often cause the screw in the screw combination of the screw body screw hole is not safe and reliable. The main body and the driving part are 'the driving part cannot be separated. The driving part can be separated, that is, the driving part can be easily disassembled. It is quite simple. It requires the use of any screw body and the driving head of the driving part to insert. Practical, it is a great 1236954 ............. 1 --- 5. Description of the invention (3), other objects, advantages and novel features of the present invention will be described from the related drawings. A detailed description of Lingming,, and Xiaping [Embodiment] ... Regarding the technology, means and effects used in the present invention, it is hereby used to explain the above; for the purpose of illustration, in patent application 2. And the second figure 'the ratchet drive device 10 includes-the body _ 0,-the card fastener 40 and a limiter 50.唁 骝 γ ^ ^ ^ 1 which is set on the main body 20 can be 30, and the driving can be driven ^ —Knowing the card 4G, the main body 2G and the main body 2 0, for π # | 可 bismuth The solid pivot is arranged on the body 2. A limiting member 50 is provided on the body 20 to limit the displacement of the card holder 40. The end 22 includes a first end 21 and a second end 22, and the -end 21 and the second: 22: = _ class difference. The outer edge of the first end 21 is provided with a handle ^, and the second end 22 is provided with a ratchet mechanism 24 and two card slots. The two card slots 25 are far from the first end 21 and form an arc. The body 20 has a recess 1 ° and is provided with a hole 26 axially penetrating the body 20. _ The driving member 30 includes a first end 31 and a second end 32. The first end 31 is provided with a coupling hole 3 3 ′. The coupling hole 3 3 is rotatably coupled to the second end 22 of the body 20. Between the main body 20 and the driving member 30, an elastic body 37 is provided. The inner ring of the coupling hole 33 is provided with teeth 34 and a card groove 35. The second end 32 of the driving member 30 is provided with a hole 36 through which the tool head can be inserted. The card holder 40 is disposed in the card slot 25 of the second end 22 of the main body 20. One end of the card holder 40 is provided with a hook 41. The card hook 41 is a recess 1236954 opposite to the card slot 25.

2 ^ 1. Referring to the third and fourth figures at the same time, the card holder 40 is located in the first position. The hook 41 of the card holder 40 is sunk into the recess 251 of the card slot 25, and does not click into the first end of the driving member 30. The card groove 35 of 31 and the driving member 30 can be separated from the main body 20. When the card 40 is in the second position, the hook 41 of the card fastener 40 is locked into the card groove 35 of the first end 31 of the drive 30, so that the first end 31 of the drive 30 is firmly sighed. At the second end 22 of the main body 20, the driving member 30 is not separated from the main body 20. A stopper 50 is provided at the second end 22 of the main body 20, and the stopper 50 is used to serve as a card firmware. With a displacement of 40, the card firmware 40 can only be located in the second position and cannot be turned into the first position. In the first embodiment, the stopper 50 is implemented in a ring shape and can simultaneously control the ratchet mechanism 24 of the body 20. Referring to the fifth and sixth figures, a fixing member 60 can be set on a side of the main body 20 opposite to the limiter 50. A center of the fixing member 60 is provided with a perforation 61, and the through = 61 is provided. Opposite the hole 62 of the hook 23. Referring to the seventh and eighth figures, it is noted that the four arcs constituting the perforation 6 丨 are eccentric, and a fixed mark 60 is provided on the fixing member 60, which can be viewed from the front and the back. The marking mark 63 is used to display the locking direction of the fixing member 60. Therefore, when the fixing member 60 is rotated to an angle, the fixing member 60 will be forced on the main body 20 and further limit the displacement of the positioning member 50. On the evening, the eight figures further show that the card firmware 40 :: restricted position member 50 is not able to be placed in the private position. The driving member 30 is not possible to be separated from the body 2 0, and the stability between the body 2 0 and the driving member 30 is stable. The combination does not require any screws at all, which increases the strength of the assembly structure, and allows the holes 26 of the body 20 and the holes 36 of the driving member 30 to be made through-holes for long tool heads. Or double-ended tool head

1236954 V. Description of the invention (5) Setting, = Applicable screwdriver head type is added, which is quite easy to use. If the ratchet drive device 10 malfunctions and needs to be repaired, it is necessary to fix the fixture 60 and the stopper 5 (3 Next, the card holder 40 provided on the main body 20 can be moved from the second position to the first position, and the hook 41 will be separated from the card groove 35 of the driving member 30 and sink into the card 251. The driving member 30 That is, the assembly and disassembly of the main device 10 can be easily separated and are quite simple and reliable. Nine figures show the second embodiment of the present invention. The second and second embodiments are the same except that the driving member 30 is the second embodiment. The tooth shape of the end 32 is provided, and the hole 36 can be inserted into a short-sized tool head, and the effect achieved is the same as that of the first embodiment. As described above, the present invention can be summarized as follows: "Ratchet drive device", the body and a card firmware, when the card firmware is located in the second position, the drive is in the body, when the card firmware is located in the first position, the drive body, if there is a failure and want to repair or replace parts That is, the place is separated from the body 'the assembly of the ratchet drive device The disassembly is reliable. 2. The "ratchet drive device" of the present invention does not require any screws at all for the body and the combination; it greatly improves the strength, and the holes of the body and the driving parts can be set as penetrating shapes. Tools The insertion of the head or the double-headed tool head increases the fairly easy to use and practicality that can be applied. 'Yueshiguan' The invention has great industrial use value; and practical. When replacing parts, it is only 30 times with the driving part. The recess of the slot 25 of the card holder 40, the embodiment of the ratchet drive and the hole 36 are changed to a non-constant embodiment. Advantages: The driving parts cannot be separated between the driving parts, and can be easily separated from the driving part. Quite simple, driver-stabilized assembly structure for long screwdriver head types, and no similarity

Page 9 1236954 V. Description of invention (6) The same or similar invention appeared in domestic or foreign publications or public use, and it has already met the positive and negative requirements of the patent law, and the invention patent should be granted. The above mentioned are only the preferred embodiments of the present invention. When the scope of implementation of the present invention cannot be limited by this, the changes in numerical values or the replacement of equivalent elements, or the equivalent according to the scope of the patent application of the present invention Changes and modifications should still fall within the scope of the invention patent.

Page 10 1236954 Brief description of the drawings [Simplified description of the drawings] The first figure is a three-dimensional combined view of the present invention. The second figure is an exploded perspective view of the present invention. The third figure is a partial side sectional view of the present invention. The fourth figure is a partial front view of the present invention. The fifth figure is a top view of the present invention. J The fastener is not in a tight state. The first figure is a cross-sectional view taken along line 6-6 of the fifth figure. The seventh figure is a top view of the present invention. The eighth figure is a sectional view taken along line 8-8 of the seventh figure. Figure ninth figure is a side sectional view of the second embodiment of the present invention BI 0 Attachment 1 is bulletin number 369979 Patent for "ratchet drive mechanism" [Simplified description of component symbols] 10 Ratchet drive device 20 Body 21 First _ end 22 Second end 23 Hook 24 Ratchet mechanism 25 Card slot 251 Recession 26 Hole 30 Drive member 31 First end 32 The first-end 33 is combined with L 3 4 tooth 35 card groove 36 hole 37 elastomer 40 card fastener 41 hook 50 limiter} 60 fixture 61 perforation 62 hole 63 mark

Page 11

Claims (1)

1236954 Sixth, the scope of patent application 1, a ratchet drive device 'includes: a body, one end of which is provided with a ratcheting mechanism and two driving elements, and one end of which is provided with a coupling hole, the second one is combined with On the body, the coupling hole is provided with a 沟 groove; the U 3 hole can rotate a card fastener, which is located in the card slot of the body and fixed in the card groove of the driving member. The card fastener is located in the first position. The optional card is not stuck in the slot of the driver, and the driver can be separated from the driver. When the card is in the second position, the card is locked in the driver, and the card can be firmly pivoted. Set in the body. , Trench 2. The ratchet drive according to item} of the patent application. The other end of the body is provided with a card # clothing set for gripping and inserting, wherein 3. The ratchet drive according to item 丨 of the patent application. j The two card slots are also provided with an arc-shaped depression, which can be used for dressing, of which 4. The ratchet drive's firmware described in item i of the patent application scope sinks. The body is also provided with a hole that axially penetrates the body. Clothing, of which 5. The ratchet drive according to item 丨 of the patent application scope. The body and the driving member are provided with an elastic body. Clothes, where 6 · Ratchet drive as described in item 1 of the scope of the patent application. The inner ring of the coupling hole of the drive member is provided with a clothes corresponding to the ratchet mechanism. tooth. The other end of the driving part is provided with a hole set for inserting a tool head, wherein 8. The ratchet drive according to item 7 of the scope of patent application. The hole of the driving part is provided in a through shape. Clothes set, of which ‘, 9 · ratchet drive as described in item 丨 of the scope of patent application Page 12 1236954 In »One end of the part is provided with a hook, which is a card that can be inserted into the driving part. 1 1 · The ratchet drive device as described in item 10 of the scope of patent application, wherein the stopper can simultaneously control the ratcheting mechanism of the body. 1 2 · The ratchet drive device according to item 1 of the scope of patent application, wherein a fixing member can be provided on the body, and the fixing member can limit the displacement of the stopper. 1 3 · The ratchet drive device according to item 12 of the scope of the patent application, wherein the center of the fixing member is provided with a perforation, and the outer edge of the perforation is provided with a hole. 1 4 · The ratchet drive device as described in item 13 of the scope of patent application, wherein the perforation is composed of four eccentric arcs. When the fixing member rotates to an angle, the fixing member will be pressed tightly against the body. 15 · The ratchet drive device as described in item 13 of the scope of patent application, wherein the fixing member is provided with a marking mark that can be viewed from the front and the back, and the marking mark is used to display the locking direction of the fixing piece. Page 13