TWI647072B - Ratchet wrench structure - Google Patents

Abstract

The present invention relates to a ratchet wrench structure, which comprises: a system having a first receiving groove, a second receiving groove and a third receiving groove; a ratchet system is pivotally disposed in the first receiving groove; The steering system is disposed on the side of the second receiving groove, and the steering system is disposed at the third receiving groove. The steering group includes a first steering member and a second steering member. a top cap and an elastic member; the first steering member is provided with a cylindrical block, a limiting groove, a first end surface, a first joint portion and a second joint portion; the second steering member is pivotally disposed in the third tank The second steering member is integrally assembled with the first steering member, and the second steering member is provided with a receiving groove, the receiving groove is opposite to the second receiving groove, and the second steering The second joint portion is provided with the second joint portion, and the third joint portion is sleeved with the first joint portion, and the fourth joint portion is engaged with the second joint portion; The top cap and the elastic member are received in the limiting groove, and the outer peripheral surface of the top cap is abutted against the abutting surface; a limiting member is received in the receiving portion And said second groove receiving groove.

Description

Ratchet wrench structure

The present invention relates to a ratchet wrench structure, and in particular to a ratchet wrench structure, the first steering member is pivotally disposed at the third receiving slot without being disengaged by the top cap and the teeth, and the second steering member is Restricting the limiting member to be pivoted at the third receiving slot without disengaging, and the first steering member and the first steering member are pivotally disposed at the third receiving slot of the body, that is, less likely to be Other factors are disengaged.

As previously known to us, the utility model has a ratchet wrench structure with a reversal, such as U.S. Patent No.: US6918477B2, Taiwan Patent Application No.: 092209021, Certificate No.: M247346, Patent Name: Directional Control Device for Hand Tools and Reversing Ratchet Wrench The structure of the patent system is: a direction control device 100 for a hand tool for switching the rotation direction of the ratchet wheel WH of a wrench W, wherein the wrench W has a first surface S1 and a second surface S2, the direction control The device 100 includes a first control member 110 having a first pivoting head 112 and a first dialing portion 114. The first pivoting head 112 is pivotally mounted to the first of the wrenches W. a second control member 120 having a second pivoting head 122 and a second dialing portion 124, wherein the second pivoting head 122 is pivotally mounted to the second side of the wrench W S2; wherein the first control member 110 and the second control member 120 are operatively connected to each other, so that the first control member 110 and the second control member 120 are synchronously pivoted.

However, the missing structure is based on:

1. The first control member 110 of the directional control device 100 is coupled to the second control member 120, and the bump 116 of the first control member 110 is accommodated. At the recess 126 of the second control member 120, the bump 116 and the recess 126 are shown as being adhesively adhered or tightly coupled between the two. The control member 110 is not disengaged from the second control member 120 and can be pivoted synchronously, but the wrench W is used for a long time or accidentally dropped during use or the oil W is used in the place where the wrench W is used. The adhesive or tight fit between the block 116 and the recess 126 may fail, and the first control member 110 and the second control member 120 are disengaged from the bore CO, and the third figure is disclosed. The direction control device 200 or the direction control device 400 of the 5A and 5B of the bulletin or the direction control device 500 of the 6A and 6B of the bulletin have the same defect.

2. As shown in FIG. 4, if the first control member 310 and the second control member 320 are coupled to each other by using a screw member 330, the second portion is seen from the appearance of the wrench W. The screw member 330 is provided at the end surface of the control member 320, and the screw member 300 is such that the wrench W is aesthetically pleasing or insufficient.

In view of the above-mentioned lack of the conventional structure, the inventors have been engaged in the manufacturing, production and design experience of related industries for many years, and finally have a product that can solve the drawbacks of the ratchet wrench structure.

The first control member and the second control member of the wrench may be disengaged from the hole, and the first steering member of the present invention is pivoted to the third portion by being restricted by the top cap and the tooth. The second steering member is disposed at the third receiving slot without being disengaged, and the first steering member and the first steering member are less likely to be disengaged. its It is disconnected from its factors.

The present invention relates to a ratchet wrench structure, which comprises: a system having a first receiving groove, a second receiving groove and a third receiving groove; a ratchet system is pivotally disposed in the first receiving groove; The steering system is disposed on the side of the second receiving groove, and the steering system is disposed at the third receiving groove. The steering group includes a first steering member and a second steering member. a top cap and an elastic member; the first steering member is provided with a cylindrical block, a limiting groove, a first end surface, a first joint portion and a second joint portion; the second steering member is pivotally disposed in the third tank The second steering member is integrally assembled with the first steering member, and the second steering member is provided with a receiving groove, the receiving groove is opposite to the second receiving groove, and the second steering The second joint portion is provided with the second joint portion, and the third joint portion is sleeved with the first joint portion, and the fourth joint portion is engaged with the second joint portion; The top cap and the elastic member are received in the limiting groove, and the outer peripheral surface of the top cap is abutted against the abutting surface; a limiting member is received in the receiving portion And said second groove receiving groove.

The steering group is pivotally disposed in the third pocket of the body, and the first steering member and the second steering member of the steering group are integrally assembled with each other, and the first joint portion and the first joint portion The third joint portion is sleeved, and the second joint portion is sleeved with the fourth joint portion to rotate the first steering member and the second steering member synchronously. The outer surface of the top cap is abutted against the abutting surface, the top cap is restricted to the abutting surface, and the top cap is received in the limiting groove of the first steering member, so that the first The steering member is limited to the top cap and the abutting surface and is pivotally disposed at the third receiving slot without being disengaged. The limiting member is disposed at the accommodating groove, and the limiting member is partially disposed at the second receiving groove, and the limiting member is disposed at the end surface of the second receiving groove to make the second guiding member Restricting the limiting member and the end surface of the second receiving groove to be pivoted at the third receiving groove without leaving open.

The structure and composition of the present invention are described in conjunction with the drawings and the drawings, and the following description is only for explaining the implementation of the present invention. For example, it is not intended to limit the invention in any way, and any modifications made by the present invention are still within the scope of the invention.

10‧‧‧ Ontology

11‧‧‧First slot

12‧‧‧Second capacity

13‧‧‧ third cavity

131‧‧‧First Center

14‧‧‧ Groove

141‧‧‧ first face

142‧‧‧ second arrival

143‧‧‧ first curved surface

15‧‧‧Resist

16‧‧‧ first side

17‧‧‧First buckle ring groove

20‧‧‧ratchet

21‧‧‧ratchet

22‧‧‧ Included

23‧‧‧Second buckle groove

30‧‧‧ teeth

31‧‧‧Opportion

32‧‧‧ concave arc slot

321‧‧‧First corner

33‧‧‧Bumps

34‧‧‧ by face

35‧‧‧First height

36‧‧‧second height

40‧‧‧turn group

41‧‧‧First steering piece

411‧‧‧ cylindrical block

412‧‧‧Restricted slot

413‧‧‧ second side

414‧‧‧First button

415‧‧‧ third encounter

416‧‧‧ Fourth meet

417‧‧‧ first end face

418‧‧‧ first joint

419‧‧‧Second junction

42‧‧‧Second steering piece

424‧‧‧second button

425‧‧‧ accommodating slots

427‧‧‧second end face

428‧‧‧ Third Joint Department

429‧‧‧ Fourth Joint Department

43‧‧‧Top hat

44‧‧‧Flexible components

50‧‧‧Restrictions

60‧‧‧ buckle

The first figure is an exploded perspective view of the structure of the ratchet wrench of the present invention.

The second figure is a front view of the structural body of the ratchet wrench of the present invention.

The third figure is a perspective view of the structure of the ratchet wrench of the present invention.

The fourth figure is a perspective view of the first steering member of the ratchet wrench structure of the present invention.

Figure 5 is a perspective view of a second steering member of the ratchet wrench structure of the present invention.

The sixth figure is a three-dimensional combination diagram of the structure of the ratchet wrench of the present invention.

Figure 7 is a top view of the ratchet wrench structure of the present invention.

Figure 8 is a cross-sectional view taken along line B-B of the seventh embodiment of the present invention.

The ninth drawing is an enlarged view of the eighth drawing C of the present invention.

Referring first to the first to fifth figures, the first figure is an exploded perspective view of the ratchet wrench structure of the present invention, and the second figure is a front view of the ratchet wrench structure body 10 of the present invention, and a third view. Figure 7 is a perspective view of the ratchet wrench structure tooth 30 of the present invention, the fourth view is a perspective view of the first steering member 41 of the ratchet wrench structure of the present invention, and the fifth figure is a perspective view of the second steering member 42 of the ratchet wrench structure of the present invention, the present invention is A structure of a ratchet wrench includes a body 10, which is provided with a second housing, and the first housing 11 is formed in a circular groove shape. A second pocket 12 is disposed on a side of the first pocket 11 and a diameter of the second pocket 12 is smaller than a diameter of the first pocket 11 , and the center of the second pocket 12 is located at the first portion The second pocket 12 is in communication with the first pocket 11 in a range of a pocket 11 , and the upper and lower sides of the second pocket 12 are closed, and the second pocket 12 is near A third receptacle 13 is disposed in the handle, and the third receptacle 13 is in communication with the second receptacle 12, and the third receptacle 13 has an open end, that is, the third receptacle The center of the third pocket 13 is provided with a first center 131, and the two ends of the third pocket 13 are respectively provided with a groove 1 at the end of the handle. 4, the recess 14 is such that the portion of the third recess 13 near the opening is notched, and the left and right sides of the recess 14 are respectively provided with a first abutting surface 141 and a second abutting surface 142. The groove 14 is provided with a first curved surface 143, and the first abutting surface 141 and the second abutting surface 142 are disposed on the first curved surface 143, that is, the first abutting surface 141 and the second abutting surface The first surface 16 is provided with a first surface 16 , and the first surface 16 is planar, and the first surface 16 is formed in a plane shape. A first buckle ring 17 is formed in the upper opening of the slot 11 , and the first buckle groove 17 is in the shape of a concave ring groove; a ratchet 20 is pivotally disposed on the first volume of the body 10 . In the slot 11, the outer peripheral edge of the ratchet wheel 20 is provided with a ratchet portion 21 of annularly arranged teeth. The ratchet wheel 20 is provided with a sleeve portion 22 which is in the form of a polygonal groove for the sleeve screwing member. Rotating, the ratchet 20 is provided with a second buckle groove 23, and the second buckle groove 23 is opposite to the first buckle groove 17, and the second The buckle groove 23 is in the shape of a circular ring, and the ratchet 20 is provided with a small diameter abutting portion to abut against the flange 15; a tooth 30, which is supplemented by the third figure, the tooth is made The 30 series is disposed on the side of the second receiving slot 12 of the main body 10. The tooth 30 is controlled to be displaced to the left and right at the second receiving slot 12. The front side of the tooth 30 is provided with a nip 31. The occlusal portion 31 is engaged with the ratchet portion 21 of the ratchet wheel 20. The rear side of the tooth-making device 30 is provided with a concave arc groove 32. The second corner end of the concave arc groove 32 is provided with a first corner 321 The first corner 321 is concavely curved, and a convex block 33 is protruded from the upper portion of the concave arc groove 32. The lower surface of the convex block 33 is abutting surface 34, and the abutting surface 34 is In plan view, the tooth 30 is provided with a first height 35, and the protrusion 33 is provided with a second height 36, which is slightly smaller than one half of the first height 35, that is, the bump 33 is slightly The steering group 40 is pivotally disposed to control the tooth 30 in the second housing 12 . The steering group 40 is pivotally disposed to the second housing 12 . Control the ratchet wrench by shifting left and right In the reverse rotation, the steering group 40 includes a first steering member 41, a second steering member 42, a top cap 43, and an elastic member 44; please continue to be attached to the fourth figure, the first steering member 41 is attached There is a cylindrical block 411, which is pivotally disposed in the third receiving slot 13. The cylindrical block 411 is provided with a limiting slot 412 which is opposite to the concave arc slot 32 of the tooth 30. The second surface 413 is opposite to the first surface 16 , and the second surface 413 is flush with the first surface 16 . The second surface 413 is aligned with the first surface 16 . The first steering button 414 is disposed in a recess 14 thereof, and the first dial 414 is provided with a third abutting surface. 415 and the fourth abutting surface 416, the third abutting surface 415 and the fourth abutting surface 416 are disposed on the first button The second abutting surface 415 is abutted against the first abutting surface 141. After the first steering member 41 is rotated, the fourth abutting surface 416 is abutted against the second abutting surface 142. The first end surface 417 is disposed away from the second surface 413. The first end surface 417 is provided with a plurality of first joint portions 418, and the first joint portion 418 is formed. The first joint portion 418 is arranged in a spaced shape, and the second end portion 417 is provided with a second joint portion 419, and the second joint portion 419 is groove-shaped. The second joint portion 419 is relatively symmetrical with respect to the first deflecting member 41; as shown in the fifth figure, the second deflecting member 42 is pivotally disposed in the third pocket 13 and the second deflecting member 42 is disposed. The first steering member 41 is integrally provided with a second button 424, and the second button 424 is received in the other groove 14. The second button 424 is opposite to the first button 414. The second button 424 has the same shape as the first button 414. The second member 42 is provided with a receiving slot 425. The accommodation The 425 is opposite to the second receiving slot 425, and the receiving slot 425 is away from the second dial 424. The receiving slot 425 is transversely slotted, and the second steering member 42 is provided with a second The second end surface 427 is abutted against the first end surface 417. The second end surface 427 is provided with a plurality of third joint portions 428. The third joint portion 428 is coupled to the first joint portion 418. The first joint portion 428 has a tight fit structure or a tight fit structure, and the number of the third joint portions 428 matches the number of the first joint portions 418. The third joint portion 428 has a cylindrical shape, and the second end surface 427 is provided with two fourth joint portions 429. The fourth joint portion 429 is engaged with the second joint portion 419. The fourth joint portion 429 is engaged with the second joint portion 429. The second joint portion 429 is disposed between the second button 424 and the plurality of third joint portions 428, and the fourth joint portion 429 is in a non-circular convex shape; The top cap 43 and the elastic member 44 are disposed in the restricting groove 412. The elastic member 44 is received between the top cap 43 and the restricting groove 412. The elastic force of the elastic member 44 abuts against the concave arc groove 32. The outer peripheral surface of the top cap 43 abuts against the abutting surface 34 of the tooth 30, and the top cap 43 is limited by the The second height 36 of the bump 33 causes the top cap 43 to be aligned with the center of the tooth 30, that is, the top cap 43 is aligned with the middle of the first height 35; a limiting member 50, the limit The member 50 is received in the receiving groove 425 of the second steering member 42. The limiting member 50 is partially exposed outside the receiving groove 425. The limiting member 50 is partially received in the body 10. The limiting member 50 is disposed at the end surface of the second receiving slot 12, and the limiting member 50 is partially disposed at the bottom of the tooth 30 and the second capacity of the body 10. Between the end faces of the grooves 12, the restricting member 50 is slightly equivalent to the half moon of the second receiving groove 12. The restricting member 50 is in the form of a sheet; a retaining ring 60 having a C-shaped ring body and Slightly flexible, the buckle 60 is housed in the The first buckle ring 17 and the second buckle groove 23 are configured to pivot the ratchet 20 to the first receiving slot 11 .

The sixth embodiment is a perspective view of the structure of the ratchet wrench of the present invention. As shown in the figure, the ratchet 20 is pivotally disposed in the first receiving slot 11 of the body 10. The toothing 30 is disposed on the side of the second receiving slot 12 of the body 10. The steering group 40 is pivotally disposed in the third receiving slot 13 of the body 10. The first of the steering group 40 The steering member 41 and the second steering member 42 are integrally coupled to each other. The first dial 414 of the first steering member 41 is received in the recess 14 , and the second steering member 42 is received. The second button 424 is received in the other recess 14.

Referring to the seventh to ninth drawings, the seventh drawing is a top view of the ratchet wrench structure of the present invention, the eighth drawing is a cross-sectional view of the seventh drawing of the present invention, and the ninth drawing is the eighth drawing C of the present invention. The enlarged view of the top surface of the top surface of the top surface of the toothed portion of the toothed portion of the toothed portion 30, the retaining member 50 is received by the receiving groove 425. The limiting member 50 is disposed outside the receiving groove 425 and is disposed at the bottom of the tooth forming 30. The retaining ring 60 is received in the first retaining ring groove 17 and the second retaining ring groove 23, The ratchet 20 is limited to the buckle 60 and is pivotally disposed in the first receiving slot 11 .

In another embodiment of the present invention, the first bonding portion 418 and the third bonding portion 428 may be adhered with an adhesive or the second bonding portion 419 and the fourth bonding portion 429 may be adhered with an adhesive.

In another embodiment of the present invention, the sleeve portion 22 of the ratchet 20 can be in the shape of a convex quadrangular head.

The advantages of the ratchet wrench structure of the present invention are:

The first steering member 41 of the steering group 40 and the second steering member 42 are integrally assembled, and the first end surface 417 is pivotally disposed in the third housing 13 . The first joint portion 418 is sleeved with the third joint portion 428, and the second joint portion 419 is sleeved with the fourth joint portion 429 to make the first joint portion 429 A steering member 41 rotates in synchronization with the second steering member 42.

The outer peripheral surface of the top cap 43 abuts against the abutting surface 34. The top cap 43 is constrained to the abutting surface 34, and the top cap 43 is received by the first steering member 41. The first deflecting member 41 is restricted from the top cap 43 and the abutting surface 34 to be disposed at the third receiving slot 13 without being disengaged.

The limiting member 50 is disposed at the accommodating groove 425. The limiting member 50 is partially disposed at the second receiving slot 12, and the limiting member 50 is disposed at the end of the second receiving slot 12. The second deflecting member 42 is restricted from the end faces of the restricting member 50 and the second receiving slot 12 to be pivoted at the third receiving slot 13 without being disengaged.

4. The first steering member 41 and the first steering member 42 have the effect of synchronous rotation, and the first steering member 41 is limited by the top cap 43 and the abutment surface 34 and the first steering member 42 is limited. The limiting member 50 and the end surface of the second receiving slot 12 are pivotally disposed at the third receiving slot 13. The first steering member 41 and the first steering member 42 are less likely to be from the body 10 due to other factors. The third tank 13 is disengaged.

5. The ratchet wrench structure has only the body 10, the ratchet 20, the first steering member 41 and the second steering member 42 in appearance, so that the ratchet wrench structure has better appearance and aesthetics.

The first steering member 41 and the second steering member 42 are provided when the third joint portion 428 of the second steering member 42 and the first joint portion 418 of the first steering member 41 are in a tight fitting structure. The first joint member 428 and the second deflecting member 42 are pivotally disposed at the third pocket 13 without being disengaged by the third joint portion 428 and the first joint portion 418. It has the protective effect of double restriction.

7. The top cap 43 is limited to the second height 36 of the bump 33 such that the top cap 43 is aligned with the center of the tooth 30, that is, the top cap 43 is aligned with the first height 35. In the middle, the tooth 30 is optimally engaged with the ratchet 20.

The top cap 43 is abutted against the concave arc groove 32 of the tooth 30 by the elastic force of the elastic member 44. The top cap 43 is automatically accommodated at the first corner 321 and has Automatic positioning work effect.

Therefore, the ratchet wrench structure of the invention has industrial utilization, novelty and progress, and can meet the application requirements of the invention patent, and submits an application according to law.

Claims (14)

A ratchet wrench structure includes: a body, the system is provided with a first receiving groove, the first receiving groove is in the shape of a circular groove, and the first receiving groove is provided with a second portion near the handle a second receiving groove having a diameter smaller than a diameter of the first receiving groove, wherein a center of the second receiving groove is located within the first receiving groove, the second receiving groove and the first receiving groove The two sides of the second receiving groove are closed, and the second receiving groove is provided with a third receiving groove at a side of the second receiving groove, and the third receiving groove is formed with the second receiving groove In the opposite direction, the third end of the third container is open, that is, the third container has a through-groove shape, and the first surface is disposed on the upper surface of the body; a ratchet is disposed on the first The ratchet outer peripheral edge is provided with a ratchet portion of the annular arrangement tooth; a tooth is formed on the inner side of the second cavity, and the tooth system can be controlled in the first The two-receiver groove is laterally displaced, and the front side of the tooth-making side is provided with a nip portion, the occlusal portion is engaged with the ratchet portion of the ratchet wheel, and the rear side of the tooth-making portion is provided with a concave arc groove. Each of the two corner ends of the arc groove is provided with a first corner, and the first corner is concavely curved. The upper portion of the concave arc groove is convexly provided with a convex block, and the lower side surface of the convex block is abutting a steering group, the steering group is pivotally disposed at the third receiving slot, the steering group is rotatable to control the teeth to be displaced left and right in the second receiving groove to control the forward and reverse rotation of the ratchet wrench The steering group includes a first steering member, a second steering member, a top cap and an elastic member; the first steering member is provided with a cylindrical block, and the cylindrical block is pivotally disposed in the third receiving groove, the cylinder The block is provided with a restricting groove that is opposite to the concave arc groove of the tooth, the first steering member is provided with a second surface, and the second surface is opposite to the first surface, the first steering There is a section a first end surface of the cylindrical block is disposed away from the second surface, and the first end surface is provided with a plurality of first joint portions and a second joint portion; the second steering member is The second steering member is integrally disposed with the first steering member, and the second steering member is provided with a second button at one end, and the second steering member is The accommodating groove is opposite to the second receiving groove, and the accommodating groove is away from the second button, and the accommodating groove is laterally vacant, and the second steering member is The second end surface is provided with a plurality of third joint portions, the third joint portion is sleeved with the first joint portion, and the second end portion is provided with two fourth joint portions, The fourth joint portion is engaged with the second joint portion; the top cap and the elastic member are assembled and received in the restricting groove, and the elastic member is received in the top cap and the restricting groove The top cap is abutted against the concave arc groove by the elastic force of the elastic member, and the outer peripheral surface of the top cap abuts against the abutting surface of the tooth; a limiting member, the limiting member is disposed at the receiving groove of the second steering member, the limiting member is partially exposed outside the receiving groove, and the limiting member is partially received by the body The limiting member is disposed at the end surface of the second receiving groove, and the limiting member is partially disposed between the bottom of the tooth and the end of the second receiving groove of the body. The ratchet wrench structure of claim 1, wherein the center of the third pocket is provided with a first center, and the two ends of the third pocket are respectively provided with a groove at the end of the handle. The groove system has a portion of the third cavity near the opening, and the left and right sides of the groove are respectively provided with a first abutting surface and a second abutting surface, and the groove is provided with a first arc The first abutting surface and the second abutting surface are both disposed on the first curved surface, that is, the first abutting surface and the second abutting surface are curved; the first button is coupled Provided in one of the grooves, the first button is provided with a third abutting surface and a fourth abutting surface, the first The third abutting surface and the fourth abutting surface are disposed on two sides of the first dial, the third abutting surface abutting against the first abutting surface, and after rotating the first steering member, the fourth abutting The surface is pressed against the second abutting surface; the second button is received in the other groove. The ratchet wrench structure of claim 1, wherein the bottom of the first tank is provided with a flange, and the ratchet is provided with a small diameter abutting portion to be fastened to the flange. The ratchet wrench structure of claim 1, wherein the first surface is planar, the second surface is flush with the first surface, and the second surface is planar. The ratchet wrench structure of claim 1, wherein the first opening of the first receiving groove is provided with a first buckle groove, and the first buckle groove is in the shape of a concave annular groove; the ratchet is provided with a a second buckle ring groove, the second buckle ring groove is opposite to the first buckle ring groove, and the second buckle ring groove is in a concave ring groove shape; and a buckle ring is formed, the buckle ring is C-shaped The ring body is slightly elastic. The buckle ring is disposed in the first buckle ring and the second buckle groove, so that the ratchet system is pivotally disposed at the first receiving groove of the body. The ratchet wrench structure according to claim 1, wherein the ratchet is provided with a fitting portion, the fitting portion has a polygonal groove shape, or the fitting portion has a convex quadrangular shape. The ratchet wrench structure of claim 1, wherein the abutting surface is planar. The ratchet wrench structure of claim 1, wherein the tooth system is provided with a first height, the protrusion is provided with a second height, and the second height is slightly less than one half of the first height, the top cap The second height of the bump is constrained such that the top cap is aligned with the center of the tooth, that is, the top cap is aligned with the middle of the first height. The ratchet wrench structure of claim 1, wherein the first joint portion has a circular groove shape, and the plurality of first joint portions are arranged in a spaced relationship, and the third joint portion and the first joint portion are The tight fitting structure or the non-tight fitting structure, the number of the third joint portions is matched with the number of the first joint portions, and the third joint portion has a cylindrical shape. The ratchet wrench structure of claim 1, wherein the second joint portion is disposed at two sides of the first end surface, the second joint portion is in a groove shape, and the second joint portion is opposite to the first portion a steering member is in a relative shape, the fourth joint portion is disposed adjacent to the second button, and the fourth joint portion is disposed between the second button and the plurality of third joint portions, the fourth joint The department is in the form of a non-circular bump. The ratchet wrench structure of claim 1, wherein the second button is relatively regular with the first button, and the second button has the same shape as the first button. The ratchet wrench structure of claim 1, wherein the second end face abuts the first end surface. The ratchet wrench structure according to claim 1, wherein the restricting member is slightly equivalent to a half moon shape of the second receiving groove, and the restricting member is in a sheet shape. The structure of the ratchet wrench of claim 1, wherein the first joint portion and the third joint portion are adhesively bonded or the second joint portion and the fourth joint portion are adhesive phase. Bonding.