TWM541928U - Ratchet wrench structure - Google Patents

Description

Ratchet wrench structure

The creation system is related to a ratchet wrench structure, in particular, a ratchet wrench structure has a concave arc groove and a first corner, and the top cap of the steering group is resisted by the elastic force of the elastic component. At the concave arc groove of the tooth, the top cap is accommodated at the first corner. When the steering member is rotated, the top cap automatically enters the first corner when rotated to have an automatic positioning function.

According to what we have previously known, the conventional ratchet wrench structure is the patent application filed by the creator, such as US Patent No.: 8291782, Taiwan Patent Application No.: 099135858, Certificate No.: I393607, Patent Name: Ratchet Wrench The structure of the patent structure is: a ratchet wrench structure, comprising: a body 10, the body 10 is provided with a handle at one end, and the first end of the body 10 is provided with a first receiving slot 11 A second pocket 12 having a smaller diameter is disposed on a side of the pocket 11 . The center of the second pocket 12 is located in the range of the first pocket 11 , and the upper and lower sides of the second pocket 12 The first receiving groove 11 and the second receiving groove 12 are in a closed shape, and the bottom end of the opening of the first receiving groove 11 is provided with a small diameter flange 14; a ratchet 20, the ratchet The ratchet 20 is disposed in the first receiving slot 11 , and the outer peripheral edge of the ratchet 20 is provided with a ratchet portion 21 having an annular arrangement of teeth. The ratchet 20 is provided with a sleeve portion 22 at the center thereof, and the ratchet wheel 20 is provided with a smaller diameter. Abutting portion 24, the abutting portion 24 is abutted against the flange 14; a tooth 30, the toothing 30 is accommodated in the first portion Receptacle 12 On the inner side, the front side of the tooth 30 is provided with a plurality of engaging teeth 31 and a plurality of convex teeth 32. The engaging teeth 31 are engaged with the ratchet portion 21, and the tooth valley connecting the engaging teeth 31 is an arc A. The arc A is formed in the same diameter as the ratchet 20 and the first pocket 11, the arc A is provided with a center A1 and a center line A2, and the center line A2 is also the center line of the body 10, and the bite 31 is The side system is provided with a plurality of convex arc teeth 32, each of which is received in each of the teeth of the ratchet portion 21, and the tooth peak connecting the teeth 31 is an arc C, an arc A and an arc An arc D is arranged between C, and the radius of the arc D is between the arc A and the arc C. The arc of the convex arc 32 is tangent to the arc D and is tangent to the tooth flanks of the ratchet portion 21. The rear side of the tooth 30 is provided with an arc abutting surface 34 and a ballistic groove 35. The second groove 12 and the end of the arc abutting surface 34 are separated by a distance H1, and the distance of H1 is greater than the tooth depth of the engaging teeth 31. For the retracting distance, the elastic groove 35 is located at the rear side of the convex arc tooth 32. The axis of the elastic groove 35 and the center line A are at an angle N3; an elastic member 40, the elastic member 40 is provided. There is a first end 41 and a second end 42, the first One end 41 is abutted against the wall surface of the second pocket 12, and the second end 42 is received in the elastic groove 35 of the tooth 30. The elastic groove 35 has an angle N3, so that the elastic element 40 is at an angle of N3. Abutting against the rear side of the tooth 30, the side curved surface 341 of the tooth 30 is further abutted against the wall surface of the second receiving groove 12, and the engaging tooth 31 meshes with the ratchet portion 21.

However, the lack of structure of this patent is based on the fact that the important feature of the patent application filed by us is the tooth 30, which is supplemented by the second figure of the bulletin. The tooth 30 is provided with a plurality of teeth 31 and The plurality of convex teeth 32 are engaged with the ratchet portion 21 of the ratchet 20, and the plurality of convex teeth 32 are disposed on one side of the plurality of engaging teeth 31, and the plurality of convex teeth 32 are configured to make the ratchet wrench structure only It has a one-way rotation and cannot have a two-way rotation effect.

In view of the lack of the above-mentioned conventional ratchet wrench structure, the creator has been engaged for many years. With the manufacturing and design experience of related industries, there is finally a product that can solve the drawbacks of the ratchet wrench structure.

A new type of problem to be solved: the plurality of convex arc teeth of the conventional toothing are arranged at one side of the toothing and have only one-way rotation effect, and the top hat of the ratchet wrench structure of the present invention is subjected to the elastic element The top end of the tooth is offset from the concave arc groove of the tooth, and the top cap is received at the first corner. When the steering member is rotated, the top hat automatically enters the first corner. With automatic positioning.

Technical means for solving the problem: a ratchet wrench structure, comprising: a system having a first receiving groove, a second receiving groove, a third receiving groove, a first center, a groove, a first abutting surface, and a second abutting a first end surface; a ratchet wheel is pivotally disposed in the first receiving groove; the outer peripheral edge of the ratchet wheel is provided with a ratchet portion and a sleeve portion; and a toothed system is disposed on a side of the second receiving groove, The tooth system can be controlled to be displaced to the left and right at the second receiving groove. The front side of the toothing is provided with a nip portion and a concave arc groove. The concave arc groove includes two first corners, and the upper portion of the concave arc groove is convex. a steering block is disposed at the third receiving groove of the body, the steering group is rotatable to control the left and right displacement of the tooth in the second receiving groove to control the positive and negative of the ratchet wrench Rotating, the steering set includes a steering member, a top cap, and an elastic member.

According to the effect of the prior art, the concave arc groove of the tooth is provided with two first corners, and the top cap of the steering group is abutted against the concave arc groove of the tooth by the elastic force of the elastic component. The top cap is received at the first corner. When the steering member is rotated, the top cap automatically enters the first corner when rotated to have an automatic positioning function. The top cap is subjected to the elastic member The elastic top is abutted against the concave arc groove, and the top surface of the top cap is abutted against the abutting surface of the tooth, and the top cap is restricted to the abutting surface, so that the steering group is pivoted And not disengaging at the third pocket, the top cap is limited by the second height of the bump, so that the top cap is aligned with the center of the tooth, that is, the top cap is aligned At the middle of the first height, the tooth is optimally engaged with the ratchet.

In order to enable the members of the Board and those skilled in the art to fully understand the effects of this creation, the structure and composition of the creation are described in conjunction with the drawings and drawings, but the following are only used to explain the implementation of this creation. For example, it is not intended to impose any form of restriction on the creation of this creation. Any modification made in the spirit of this creation should still be covered by this creation.

10‧‧‧ Ontology

11‧‧‧First slot

12‧‧‧Second capacity

13‧‧‧ third cavity

131‧‧‧First Center

14‧‧‧ Groove

141‧‧‧ first face

142‧‧‧ second arrival

143‧‧‧ first intersection

144‧‧‧ first angle

15‧‧‧Resist

16‧‧‧ first end face

20‧‧‧ratchet

21‧‧‧ratchet

22‧‧‧ Included

23‧‧‧ buckle ring groove

30‧‧‧ teeth

31‧‧‧Opportion

32‧‧‧ concave arc slot

321‧‧‧First corner

322‧‧‧ first side

323‧‧‧ second side

324‧‧‧second angle

325‧‧‧ third side

326‧‧‧ third angle

33‧‧‧Bumps

34‧‧‧ by face

35‧‧‧First height

36‧‧‧second height

40‧‧‧turn group

41‧‧‧Steering parts

411‧‧‧ cylindrical block

412‧‧‧Restricted slot

413‧‧‧second end face

414‧‧‧ dial

415‧‧‧ third encounter

416‧‧‧ Fourth meet

42‧‧‧Top hat

43‧‧‧Flexible components

60‧‧‧First buckle

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

The second figure is a top view of the structure of the ratchet wrench structure.

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

The fourth figure is a top view of the structure of the ratchet wrench structure.

The fifth figure is a three-dimensional combination diagram of the ratchet wrench structure.

The sixth figure is a side view of the structure of the ratchet wrench.

The seventh figure is a cross-sectional view of the sixth drawing A-A of this creation.

The eighth picture is an enlarged view of the seventh picture D of this creation.

The ninth drawing is a cross-sectional view showing another operational state at the sixth diagram A-A of the present creation.

The tenth figure is an enlarged view of the ninth figure D of this creation.

The eleventh figure is a top view of the structure of the ratchet wrench.

Figure 12 is a cross-sectional view of the eleventh figure B-B of the present creation.

First, please refer to the first to fourth figures. The first picture is the exploded view of the ratchet wrench structure. The second picture is the upper view of the structure of the ratchet wrench structure. The third picture shows the ratchet wrench. The perspective view of the structural tooth 30, the fourth figure is a top view of the ratchet wrench structure tooth 30. The present invention relates to a ratchet wrench structure, which comprises: a body 10, which is supplemented by the second figure, The main body 10 is provided with a first receiving groove 11 . The first receiving groove 11 is provided with a concave ring groove near the opening. The first receiving groove 11 has a second diameter near the handle. a pocket 12, the center of the second pocket 12 is located in the range of the first pocket 11, and the second pocket 12 is in communication with the first pocket 11, and the second pocket 12 is The lower side of the second tank 12 is closed, and the third tank 13 is open at the side of the second tank 12, and the third tank 13 is open, and the third tank 13 is The second receiving slot 12 is in a communicating manner, and the center of the third receiving slot 13 is provided with a first center 131, and the third receiving slot 13 is disposed at the handle a groove 14 , the groove 14 is formed in a slot shape near the opening of the third groove 13 , and the left and right sides of the groove 14 are respectively provided with a first abutting surface 141 and a second abutting surface 142 . The first abutting surface 141 and the second abutting surface 142 are both planar, and the first abutting surface 141 and the second abutting surface 142 are connected by a first intersection 143, the first intersection 143 and the first The first center 131 of the three-capacity slot 13 is slightly closer to the first slot 11 , and the first abutment surface 141 , the second abutment surface 142 and the first intersection 143 are provided with a first angle 144 . The first angle 144 is between sixty degrees and one hundred degrees. The bottom of the first pocket 11 is provided with a flange 15 , and the first end surface 16 is disposed on the upper surface of the body 10 . The ratchet wheel 20 is pivotally disposed in the first receiving slot 11 of the body 10. The outer peripheral edge of the ratchet wheel 20 is provided with a ratchet portion 21 of an annular array of teeth. The sleeve portion 22 has a polygonal groove shape for the sleeve screw to be rotated. The ratchet wheel 20 is provided with a buckle groove 23, and the ratchet wheel 20 is provided with a smaller diameter. The abutting portion is abutted against the abutting portion 15; a tooth 30 is attached to the third and fourth figures, and the tooth 30 is received in the second body of the body 10 On the inner side of the groove 12, the tooth 30 is controlled to be displaced to the left and right at the second groove 12. The front side of the tooth 30 is provided with a nip portion 31, and the nip portion 31 is engaged with the ratchet portion 21. The back side of the tooth 30 is provided with a concave arc groove 32. The concave arc groove 32 includes two first corners 321 , a first surface 322 , two second surfaces 323 , and two third surfaces 325 . Each of the two corner ends of the 32 corners is provided with a first corner 321 which is concavely curved. The first corner 321 is the two most concave portions of the concave arc groove 32. The first surface 322 is disposed in the center of the concave arc groove 32 The first surface 322 is concavely curved, and the second surface 323 is disposed on the two sides of the first surface 322. The second surface 323 is opposite to the first surface 322. The two sides 323 are tangential to the first surface 322. The second surface 323 is tangent to the first corner 321 . The second surface 323 is planar, and the second surface 323 is between the horizontal lines. The angle is a second angle 324, which is preferably between fifteen and twenty-five degrees, and the second angle 324 is preferably between twenty and twenty-four degrees. A third surface 325 is defined in each of the two ends of the arc slot 32. The first corner 321 is disposed between the second surface 323 and the third surface 325. The third surface 325 is connected to the first corner. The third surface 325 is in a planar shape, and the angle between the second surface 323 and the third surface 325 is a third angle 326, and the third angle 326 is preferably between Between one hundred and twenty degrees, the first The three angles 326 are between 110 and 114 degrees. The upper portion of the concave arc groove 32 is convexly provided with a protrusion 33. The lower side of the protrusion 33 is abutting. 34. The abutting surface 34 is planar, and the tooth 30 is provided with a first height 35. The protrusion 33 is provided with a second height 36, which is slightly smaller than the first height 35. The steering block 40 is pivotally disposed at the third receiving slot 13 of the body 10 Controlling the teeth 30 to be displaced left and right in the second tank 12 to control the forward and reverse rotation of the ratchet wrench, the steering group 40 includes a steering member 41, a top cap 42 and an elastic member 43; the steering member 41 is attached A cylindrical block 411 is disposed in the third receiving slot 13 . The cylindrical block 411 is provided with a limiting slot 412 . The limiting slot 412 is opposite to the concave arc slot 32 of the tooth 30 . The upper surface of the steering member 41 is a second end surface 413. The second end surface 413 is planar. The second end surface 413 is flush with the first end surface 16. The steering member 41 is provided. a button 414 is disposed in the recess 14 , and the button 414 is provided with a third abutting surface 415 and a fourth abutting surface 416 , the third abutting surface 415 and the fourth abutting surface 416 is disposed on the two sides of the button 414, and the third abutting surface 415 is abutted against the first abutting surface 141. After the steering member 41 is rotated, the fourth abutting surface 416 is abutted against the first The second abutting surface 415 and the fourth abutting surface 416 are in a planar shape. The top cap 42 and the elastic member 43 are assembled and received in the limiting groove 412. The element 43 is received between the top cap 42 and the limiting groove 412. The top cap 42 is abutted against the concave arc groove 32 by the elastic force of the elastic member 43. The circumferential surface of the top cap 42 is Relying on the abutment surface 34 of the tooth 30, the top cap 42 is constrained by the second height 36 of the bump 33, such that The top cap 42 is aligned with the center of the tooth 30, that is, the top cap 42 is aligned with the middle of the first height 35; a first buckle 60, the first buckle 60 is a C-shaped ring The first retaining ring 60 is received in the recessed ring groove and the retaining ring groove 23, and the ratchet 20 is pivotally disposed at the first receiving slot 11.

Please refer to the fifth figure. The fifth figure is a three-dimensional combination diagram of the ratchet wrench structure. The ratchet 20 is pivotally disposed in the first housing 11 of the body 10, and the tooth 30 is placed. On the side of the second receiving slot 12 of the main body 10 , the steering member 41 is pivotally disposed in the third receiving slot 13 of the body 10 , and the second end surface 413 of the steering member 41 is coupled to the body 10 . The first end face 16 is flush.

Please continue to refer to the sixth to eighth figures. The sixth drawing is a side view of the structure of the ratchet wrench. The seventh drawing is a cross-sectional view of the sixth drawing of the sixth drawing. The eighth drawing is the seventh drawing of the present drawing. In the enlarged view, it can be clearly shown that the ratchet 20 is pivotally disposed in the first receiving slot 11 and the toothing 30 is received on the inner side of the second receiving slot 12. The steering set 40 The top cap 42 is pivotally received by the elastic member 43 against the concave arc groove 32 of the tooth 30, and the top cap 42 is pivotally disposed in the third pocket 13 of the body 10. The top surface of the top cap 42 is abutted against the second surface 323, the third surface 325, and the abutting surface 34. The top cap 42 is limited to the first portion. The three sides 325 can prevent the top cap 42 from being screwed out of the concave arc groove 32. When the user dials the button 414, the steering group 40 can be rotated to control the tooth 30 to the body 10. The second tank 12 is displaced to the left and right to control the forward and reverse rotation of the ratchet wrench, and the ratchet wrench structure achieves the effect of two-way rotation.

Please continue to refer to the ninth and tenth figures. The ninth picture is the sixth picture of this creation. A cross-sectional view of another operational state at AA, and a tenth elevational view of the ninth diagram D of the present creation, as clearly shown in the drawing, the steering group 40 is rotated to allow the tooth 30 to be accommodated in the first At the center of the two-cavity 12, the top cap 42 abuts against the first face 322 of the concave arc groove 32, at which time the elastic member 43 is compressed.

Please continue to refer to the eleventh and twelfth figures. The eleventh figure is a top view of the ratchet wrench structure. The twelfth figure is a cross-sectional view of the eleventh figure of the present creation, which is clear from the illustration. The first buckle 60 is received in the recess ring groove of the body 10 and the buckle groove 23 of the ratchet 20, so that the ratchet 20 is restricted to the first buckle 60 and is pivoted. In the first tank 11 of the body 10.

In another embodiment of the present invention, the sleeve portion 22 is not in the shape of a groove, and the sleeve portion 22 has a quadrangular shape with a convex shape.

In another embodiment of the present invention, the second receptacle 12 is open at one end and is provided with a cover. The cover system can close the open portion of the second receptacle 12, which are not described in detail for conventional structures.

The ratchet wrench structure of the present invention has the following advantages:

1. As shown in the eighth figure, the top cap 42 is abutted against the concave arc groove 32 of the tooth 30 by the elastic force of the elastic member 43, and the top cap 42 is accommodated in At the first corner 321 , when the steering member 41 is rotated, the top cap 42 automatically enters the first corner 321 to have an automatic positioning function.

2. The peripheral surface of the top cap 42 abuts against the second surface 323, the third surface 325, and the abutting surface 34. The top cap 42 is limited to the first corner 321 and the third surface. 325, the top cap 42 can be prevented from being out of the range of the concave arc groove 32, and the third surface 325 can limit the rotational position of the top cap 42 to have Positioning efficiency.

3. In addition, as shown in the tenth figure, the steering group 40 is rotated, so that the tooth 30 is received in the center of the second pocket 12, and the top cap 42 is abutted against the concave arc groove 32. At the first face 322, when the elastic member 43 is compressed, that is, when the elastic member 43 is compressed, the steering member 41 is not easily rotated automatically from the eighth figure to the steering group 40 at the tenth figure. It is less likely that an automatic switching positive reversal will occur between the teeth 30.

4. The top cap 42 is elastically abutted against the concave arc groove 32 by the elastic member 43. The top surface of the top cap 42 abuts against the abutting surface 34 of the tooth 30. The cap 42 is constrained to the abutment surface 34 such that the steering group 40 is pivotally disposed at the third pocket 13 without disengagement. The top cap 42 is limited by the second height 36 of the bump 33. The top cap 42 is aligned with the center of the tooth 30, that is, the top cap 42 is aligned with the middle of the first height 35, so that the tooth 30 will be optimally engaged with the ratchet 20. .

5. As shown in the third figure, the upper portion of the tooth 30 is provided with a protrusion 33 which is equal to the rib in the structure, the tooth 30 has better strength, and the tooth 30 The teeth 30 can be powder molded or injection molded regardless of the upper and lower mold release or the front and rear mold release, and the teeth 30 can have at least two molding methods.

The steering member 41 is provided with a button 414. The button 414 is received in the recess 14. The button 414 is provided with the third abutting surface 415 and the fourth abutting surface 416. The third abutting surface 415 and the fourth abutting surface 416 are disposed on two sides of the dial 414. The third abutting surface 415 is abutted against the first abutting surface 141. After the turning member 41 is rotated, the first The four abutting faces 416 are abutted against the second abutting surface 142, that is, the steering member 41 is rotated to have a maximum limit angle to prevent the top cap 42 from colliding into the second receiving slot 12 and the third when rotating. The top cover 42 is damaged by the intersection of the receptacle 13 , the side of the second receptacle 12 or the side of the third receptacle 13 .

7. The second end surface 413 of the steering member 41 is flush with the first end surface 16, and the steering The button 414 of the member 41 is received in the recess 14 of the body 10, so that when the ratchet wrench is rotated, other objects collide with the button 414 of the steering member 41 to automatically switch positively. The lack of reversal.

In summary, the ratchet wrench structure of this creation has industrial utilization, practicability, novelty and progress, and can meet the application requirements of the new patent, and apply in accordance with the law.

10‧‧‧ Ontology

11‧‧‧First slot

12‧‧‧Second capacity

13‧‧‧ third cavity

14‧‧‧ Groove

141‧‧‧ first face

142‧‧‧ second arrival

15‧‧‧Resist

16‧‧‧ first end face

20‧‧‧ratchet

21‧‧‧ratchet

22‧‧‧ Included

23‧‧‧ buckle ring groove

30‧‧‧ teeth

40‧‧‧turn group

41‧‧‧Steering parts

411‧‧‧ cylindrical block

412‧‧‧Restricted slot

413‧‧‧second end face

414‧‧‧ dial

415‧‧‧ third encounter

416‧‧‧ Fourth meet

42‧‧‧Top hat

43‧‧‧Flexible components

60‧‧‧First buckle

Claims (14)

A ratchet wrench structure includes: a body, the system is provided with a first receiving groove, and a second cavity having a smaller diameter is disposed on a side of the first receiving groove near the handle, the second capacity The center of the slot is located in the range of the first pocket, the second pocket is in communication with the first pocket, and the third pocket is provided with a third pocket at a side of the second pocket. The third tank is open to the top of the third tank, and the third tank is in communication with the second tank. The center of the third tank is provided with a first center, and the third tank is located at the handle. The groove is formed in a groove shape near the opening of the third groove, and the left and right sides of the groove are respectively provided with a first abutting surface and a second abutting surface, and the body is above the body The first end surface is formed in a plane shape; the ratchet wheel is pivotally disposed in the first receiving groove of the body, and the outer peripheral edge of the ratchet wheel is provided with a ratchet portion of the annular arrangement tooth. The ratcheting system is provided with a fitting portion; a toothing system is disposed on a side of the second receiving groove of the body, and the toothing system is controllable to the second volume The left side of the toothing is provided with a nip portion, the occlusal portion is engaged with the ratchet portion, and the rear side of the toothing is provided with a concave arc groove, the concave arc groove includes two first corners, the concave portion Each of the two corner ends of the arc groove is provided with a first corner, and the first corner is concavely curved. The first corner is the two most concave portions of the concave arc groove, and the upper portion of the concave arc groove is a convex block is disposed, the lower side surface of the convex block is abutting surface, the toothing system is provided with a first height, and the convex block is provided with a second height, and the second height is slightly smaller than the first height One half, that is, the bump is slightly smaller than one half of the tooth; in a steering group, the steering group is pivotally disposed at the third receiving groove of the body, and the steering group is rotatable to control the toothing The second cavity is displaced left and right to control the positive and negative rotation of the ratchet wrench The steering unit includes a steering member, a top cap and an elastic member; the steering member is provided with a cylindrical block, the cylindrical block is pivotally disposed in the third receiving groove, and the cylindrical block is provided with a limiting groove, The limiting groove is opposite to the concave arc groove of the tooth, the upper surface of the steering member is a second end surface, the second end surface is planar, and the second end surface is flush with the first end surface. The steering member is provided with a button, and the button is disposed in the groove, the button is provided with a third abutting surface and a fourth abutting surface, and the third abutting surface and the fourth abutting surface are provided The third abutting surface abuts against the first abutting surface on both sides of the dial, and after the steering member is rotated, the fourth abutting surface abuts against the second abutting surface; the top cap And the elastic component is assembled in the limiting groove, and the elastic component is received between the top cap and the limiting groove, and the top cap is abutted against the elastic force of the elastic component At the concave arc groove, the peripheral surface of the top cap is abutted against the abutting surface of the tooth, and the top cap is limited by the second height of the bump, so that the top cap is aligned Toothed center, i.e. the top of the first positive intermediate height of the cap system. The ratchet wrench structure of claim 1 , wherein a recessed ring groove is formed in the upper opening of the first receiving slot, and a buckle ring is disposed on the ratchet wheel, and a first buckle is disposed on the first buckle. The ring body is C-shaped and slightly elastic. The first buckle is received in the concave ring groove and the buckle groove, so that the ratchet system is pivotally disposed at the first receiving groove. The ratchet wrench structure of claim 1, wherein the upper and lower sides of the second receptacle are closed. The ratchet wrench structure of claim 1, wherein the first abutting surface and the second abutting surface are planar, and the first abutting surface and the second abutting surface are connected by a first intersection. The first intersection is slightly closer to the first pocket than the first center of the third pocket, the first abutting surface, the first intersection A first angle is formed between the second abutting surface and the first intersection point, and the first angle is between sixty degrees and one hundred degrees, and the third abutting surface and the fourth abutting surface are planar. The ratchet wrench structure of claim 1, wherein the bottom of the first tank is provided with a flange, and the lower portion of the ratchet is provided with a small diameter abutting portion, and the abutting portion is abutted against the flange. The ratchet wrench structure of claim 1, wherein the sleeve portion has a polygonal groove shape for the sleeve screw to be rotated, or the sleeve portion has a convex quadrangular shape. The ratchet wrench structure of claim 1, wherein the concave arc groove comprises a first surface, a second surface, and a second surface, wherein the first surface is disposed at a center of the concave arc groove. The first surface is concavely curved, and the first surface is provided with a second surface, and the second surface is opposite to the first surface. The second surface is opposite to the first surface. The second surface is tangentially shaped, and the first corner is tangential to the first corner. The second end of the concave arc groove is respectively provided with a third surface, and the first corner is disposed on the second surface. The third surface is tangential to the first corner. The ratchet wrench structure of claim 7, wherein the second surface is planar. The ratchet wrench structure of claim 7, wherein the angle between the second surface and the horizontal line is a second angle, and the second angle is between 15 degrees and 25 degrees. The ratchet wrench structure of claim 7, wherein the angle between the second surface and the horizontal line is a second angle, and the second angle is between twenty degrees and twenty-four degrees. The ratchet wrench structure of claim 7, wherein the third surface is planar. The ratchet wrench structure of claim 7, wherein the angle between the second surface and the third surface is a third angle, and the third angle is between one bai and one hundred and twenty degrees. The ratchet wrench structure of claim 7, wherein the angle between the second surface and the third surface is a third angle, and the third angle is between one hundred and ten degrees to one hundred and fourteen degrees. between. The ratchet wrench structure of claim 1, wherein the abutting surface is planar.