TWM483144U - Ratchet wrench structure - Google Patents

Description

Ratchet wrench structure

The creation system is related to a ratchet wrench structure, in particular, a occlusal portion on a tooth of a ratchet wrench structure is provided with a plurality of occlusal teeth and a plurality of convex arc teeth, and the plurality of convex arc teeth are disposed on both sides of the occlusal teeth This makes the ratchet wrench structure of this creation achieve two-way and more rotary power.

The ratchet wrench structure applied by us, such as US Patent Application No.: 13/014703, Patent No. 8291792, Taiwan Patent Application No.: 099135858, Certificate No.: I393607, Patent Name: Ratchet Wrench Structure, the patent structure is: a ratchet The structure of the wrench comprises: a body 10, the body 10 is provided with a handle at one end thereof, and the working end of the body is provided with a first receiving groove 11 therethrough, and the first receiving groove 11 is provided with a diameter near the handle a smaller second pocket 12, the center of the second pocket 12 is located in the first pocket 11 , and the upper and lower sides of the second pocket 12 are closed, and the first pocket 11 is The second receiving slot 12 is in a communicating manner, and the bottom end of the opening of the first receiving slot 11 is provided with a smaller diameter flange 14; a ratchet 20 is pivotally disposed in the first receiving slot 11 The outer peripheral edge of the ratchet wheel 20 is provided with a ratchet portion 21 having an annular arrangement of teeth. The ratchet wheel 20 is provided with a sleeve portion 22 at the center thereof. A lower diameter abutting portion 24 is disposed below the ratchet wheel 20, and the abutting portion 24 is abutted against the flange 14. a tooth 30, the tooth 30 is received on one side of the second pocket 12, and the front side of the tooth 30 is provided with a plurality of teeth The engaging teeth 31 and the plurality of convex arc teeth 32 mesh with the ratchet portion 21, and the tooth valley connecting the engaging teeth 31 is an arc A, the arc A and the ratchet 20 and the first pocket 11 is of the same diameter, the arc A is provided with a center A1 and a center line A2, and the center line A2 is also a center line of the body 10, and the side of the engaging teeth 31 is provided There are 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, and the arc A and the arc C are disposed. There is an arc D, 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 ball-receiving groove 35. The second receiving groove 12 and the end of the arc abutting surface 34 are provided with a distance H1, and the distance of H1 is greater than the tooth depth of the engaging teeth 31 for retreating. The elastic distance between the axis and the center line A is an angle N3; an elastic member 40, the first elastic member 40 is provided with a first The end 41 and the second end 42 are opposite to the wall surface of the second receiving slot 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, the elastic member 40 is abutted against the rear side of the tooth 30 at an angle of N3, and the curved surface 341 of the tooth 30 is further abutted against the wall surface of the second container 12, and the engaging tooth 31 is opposite to the ratchet portion 21. Engage.

However, the structure of the patent is missing: the most important feature of the structure of the patent is the structure of the tooth 30, which is supplemented by the second figure of the bulletin, and 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 structure of the above-mentioned conventional patent ratchet wrench, the creator has borrowed many years of experience in related industries, and finally has a product that can solve the drawbacks of the ratchet wrench structure.

The complex convex arc gear of the conventional tooth is set at one side of the tooth and has only one-way rotation effect. The creation is related to the structure of a ratchet wrench, especially a kind. The occlusal portion of the ratchet wrench structure is provided with a plurality of occlusal teeth and a plurality of convex arc teeth. The plurality of spur gear teeth are arranged on both sides of the occlusal teeth, and the ratchet wrench structure is bidirectional and more rotationally powered. efficacy.

The utility model relates to a ratchet wrench structure, which comprises: a system with a first receiving groove, a first receiving groove, a second receiving groove, a third receiving groove, a center, a groove and a first end surface; a ratchet system is pivoted on In the first pocket, the ratchet is provided with a ratchet portion; a tooth system is disposed on one side of the second pocket, and the tooth system is provided with a nip portion for engaging with the ratchet portion, the occlusion portion including plural The occlusal teeth and the two sides of the plurality of convex arc teeth are tangential to each of the teeth of the ratchet portion, the tooth system is provided with a concave arc groove, a bump and abutment surface; The steering group is rotated to control the teeth to be displaced left and right in the second tank. The steering group includes: a steering member, a top cap and an elastic member; and a steering member There is a cylindrical block, the cylindrical block is pivotally disposed in the third cavity, the cylindrical block is provided with a limiting groove, the steering member is provided with a second end surface and is flush with the first end surface, and the steering member is provided with a button. The button is disposed in the recess; the top cap and the elastic component are received in the limiting slot, and the peripheral surface of the top cap is abutted against the abutting surface to make the turn Group-based pivoted at the third receiving groove without disengaging the overcap and is limited to the bumps, so that the center line of the top cap positive toothing.

The upper part of the tooth is provided with a bump, the protrusion is equal to the rib, the tooth has better strength, and the tooth can be powdered regardless of the upper and lower mold release or the front and rear mold release. Molding or injection molding. The top cap of the steering group is elastically abutted against the concave arc groove of the toothing, and the peripheral surface of the top cap is abutted against the abutting surface of the tooth, and the top cap is restricted to the abutting surface Disposing the steering group at a third pocket of the body without disengaging, the top cap being limited by the second height of the bump, such that the top cap is aligned with the center of the tooth, that is, the The top hat is aligned with the middle of the first height so that the teeth are optimally engaged with the ratchet. The occlusal portion of the tooth includes a plurality of occlusal teeth and two sides of the plurality of convex arc teeth, and the plurality of convex arc teeth are set in the complex The plurality of convex arc teeth are accommodated in each of the teeth of the ratchet portion, and each of the convex arc teeth is tangent to each tooth of the ratchet portion, so that the artificial ratchet wrench structure is Achieve the use of two-way rotation. The second end surface of the steering member of the steering group is flush with the first end surface of the body, and the button of the steering member is received in the groove of the body, so as to avoid other objects when the ratchet wrench is rotated The collision with the steering button causes the automatic switching to be reversed. The steering member is provided with a button, and the button is disposed in the groove, and the button is provided with a third abutting surface and a fourth abutting surface, wherein the third abutting surface and the fourth abutting surface are set in the dialing The third abutting surface of the button abuts against the first abutting surface, and after the steering member is rotated, the fourth abutting surface abuts against the second abutting surface, that is, the steering member has the largest rotation The angle is restricted to avoid damage to the top cap when the top cap is slammed into the second pocket side when the top cap is rotated.

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 this creation. Any modification made in the spirit of this creation should still fall within the scope of this creation.

10‧‧‧ Ontology

11‧‧‧First slot

12‧‧‧Second capacity

13‧‧‧ third cavity

131‧‧‧ Center

14‧‧‧ Groove

141‧‧‧ first face

142‧‧‧ second arrival

143‧‧‧ intersection

144‧‧‧ first angle

15‧‧‧Resist

16‧‧‧ first end face

20‧‧‧ratchet

21‧‧‧ratchet

22‧‧‧ Included

23‧‧‧ buckle ring groove

30‧‧‧ teeth

31‧‧‧Opportion

311‧‧‧Bite teeth

312‧‧‧ convex arc teeth

313‧‧‧First arc

314‧‧‧second arc

315‧‧‧ third arc

32‧‧‧ concave arc slot

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‧‧‧ 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 figure is a top view of the structure of the ratchet wrench.

The ninth figure is a cross-sectional view taken at the B-B of the eighth drawing of the present creation.

The tenth figure is a cross-sectional view taken at the C-C of the eighth drawing 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, supplemented by the first figure and the second figure The second figure is a top view of the ratchet wrench structure body 10, the body 10 is provided with a handle at one end for hand holding, and the working end of the body 10 is provided with a first receiving slot 11 therethrough. A recessed ring groove is formed in the upper opening of the first receiving slot 11 , and a second recess 12 having a smaller diameter is disposed on a side of the first receiving slot 11 . The center of the second receiving slot 12 is located at a center of the first receiving slot 11 . The first receiving groove 11 and the second receiving groove 12 are in a communicating manner, and the upper and lower sides of the second receiving groove 12 are closed, and the second receiving groove 12 is close to the side. A third pocket 13 is disposed at the handle, and the third pocket 13 is open at an upper position, and the third pocket 13 is The first receiving slot 11 and the second receiving slot 12 are in a communicating manner. The center of the third receiving slot 13 is provided with a center 131. The third receiving slot 13 is provided with a recess 14 at the handle. The first system has a first abutting surface 141 and a second abutting surface 142. The first abutting surface 141 and the first surface are respectively provided on the left and right sides of the recessed portion 13 respectively. The two abutting faces 142 are all planar, and the connecting line of the first abutting surface 141 and the second abutting surface 142 is provided with an intersection point 143 which is slightly closer to the first point than the center 131 of the third pocket 13 a first angle 144 is formed between the first abutting surface 141, the second abutting surface 142 and the intersection 143. The first angle 144 is between sixty degrees and one hundred degrees. The first receiving slot 11 is The bottom is straight The first end face 16 is formed in a plane shape, and a ratchet wheel 20 is pivotally disposed in the first cavity 11 of the body 10. The outer circumference of the ratchet wheel 20 is provided with a ratchet portion 21 of an annular arrangement of teeth. The center of the ratchet wheel 20 is provided with a sleeve portion 22, and the sleeve portion 22 is formed in a polygonal groove shape for the screwing of the screwing member. The ratchet wheel 20 is provided with a buckle groove 23, and the ratchet wheel 20 is provided with a small diameter abutting portion, and the abutting portion is abutted against the abutment 15 of the body 10; As shown in the figure and the fourth figure, the third figure is a perspective view of the ratchet wrench structure tooth 30, and the fourth figure is a top view of the ratchet wrench structure tooth 30, and the tooth 30 is housed in the body 10. On the inner side of the second pocket 12, the tooth 30 can be displaced to the left and right at the second pocket 12, and the front side of the tooth 30 is provided with a nip 31 which is coupled to the ratchet portion 21 of the ratchet 20. The occlusal portion 31 includes a plurality of occlusal teeth 311 and two sides of the plurality of convex teeth 312. The plurality of occlusal teeth 311 are disposed between the two sides of the plurality of convex teeth 312, and the number of the convex teeth 312 The plurality of convex arc teeth 312 are received in each of the teeth of the ratchet portion 21, and each of the convex arc teeth 312 is tangent to each of the teeth of the ratchet portion 21, and is connected to the engaging portion 31. The tooth peak is a first arc 313, and the valley connecting the occluding portion 31 is a second arc 314, and the first arc 313 and the second arc 314 are aligned with the outer diameter of the first pocket 11 or the ratchet 20 A third arc 315 is disposed between the first arc 313 and the second arc 314. The third arc 315 is a combination of the first arc 313 and the second arc 314. One third to two-thirds of the value, the third arc 315 is the first arc 313 and the second arc 314 are added and divided by two, the third arc 315 is tied with each convex The arc teeth 312 are in a tangential shape, and a concave arc groove 32 is formed on the rear side of the toothing 30. A convex block 33 is protruded from the upper portion of the concave arc groove 32, and the lower side surface of the convex block 33 is abutting surface 34. 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 one half of the first height 35. The protrusion 33 is slightly smaller than the tooth 30. half; A steering group 40 is pivotally disposed in the third pocket 13 of the body 10. The steering group 40 is rotated to control the teeth 30 to be displaced left and right in the second pocket 12 of the body 10 to control the ratchet The steering set 40 includes a steering member 41, a top cap 42 and an elastic member 43, and a steering member 41. The steering member 41 is provided with a cylindrical block 411. The cylindrical block 411 is provided. The pivoting block is disposed in the third receiving slot 13 of the body 10. The cylindrical block 411 is provided with a limiting slot 412. The limiting slot 412 is a concave arc slot 32 of the right tooth 30. The upper surface of the steering member 41 is The second end surface 413 is in a planar shape, and the second end surface 413 is flush with the first end surface 16. The steering member 41 is provided with a button 414, and the button 414 is accommodated in the second end surface 413. In the recess 14 , the dial 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 are disposed on opposite sides of the dial 414 . The abutting surface 415 is abutted against the first abutting surface 141. After the turning member 41 is rotated, the fourth abutting surface 416 abuts against the second abutting surface 142, and the third abutting surface 415 and the fourth abutting surface 416 are Plane shape The top cap 42 and the elastic member 43 are assembled in the restricting groove 412 of the steering member 41. The elastic member 43 is received between the top cap 42 and the restricting groove 412. The top cap 42 is received by the top cap 42. The elastic force of the elastic member 43 abuts against the concave arc groove 32 of the tooth 30. The circumferential surface of the top cap 42 abuts against the abutment surface 34 of the tooth 30, and the top cap 42 is restricted to the abutment. The face 34 is pivotally disposed at the third pocket 13 of the body 10 without disengagement. The top cap 42 is limited to the second height 36 of the bump 33, so that the top cap 42 is paired. At the center of the positive tooth 30, that is, the top cap 42 is aligned with the middle of the first height 35; a buckle 60 is a C-shaped ring body and is slightly elastic, and the buckle 60 is configured. The ratchet wheel 20 is pivotally disposed at the first pocket 11 in the recess ring groove of the body 10 and the buckle groove 23 of the ratchet wheel 20.

Please continue to refer to the fifth figure. The fifth picture is the structure of the ratchet wrench structure. As shown in the figure, the ratchet 20 is pivotally disposed in the first housing 11 of the body 10, and the teeth 30 are received on the side of the second housing 12 of the body 10. The member 41 is pivotally disposed in the third pocket 13 of the body 10, and the second end surface 413 of the steering member 41 is flush with the first end surface 16 of the body 10.

Please continue to refer to the sixth and seventh 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 present drawing, which is clearly shown in the figure, the ratchet The 20 series is disposed in the first pocket 11 of the body 10, and the tooth 30 is received on the inner side of the second pocket 12 of the body 10. The engaging portion 31 of the tooth 30 is coupled to the ratchet portion of the ratchet 20. 21 is engaged, the plurality of convex arc teeth 312 of the occlusal portion 31 are disposed on two sides of the plurality of occlusal teeth 311, and each of the convex arc teeth 312 is tangent to each of the teeth of the ratchet portion 21, the plurality of convex arcs The teeth 312 are pressed against the teeth of the ratchet portion 21 to have a rotational torque and are more convenient for the teeth 30 to be retracted. The plurality of convex arc teeth 312 on the two sides are both rotating torque and convenient when the ratchet wrench is switched in both directions. The turning group 40 is pivotally disposed in the third pocket 13 of the body 10. The steering group 40 includes a steering member 41, an elastic member 43 and a top cap 42. The elastic member 43 elastically abuts against the concave arc groove 32 of the tooth 30, and the user can rotate the steering group 40 to control the tooth 30 to the body 10 by dialing the button 414. 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 eighth figure. The eighth figure is a top view of the ratchet wrench structure. As shown in the figure, when the user dials the button 414 and the ratchet wrench structure rotates clockwise, The first abutting surface 141 abuts against the third abutting surface 415 of the steering member 41. When the ratchet wrench structure is rotated counterclockwise, the second abutting surface 142 is coupled to the fourth abutting surface 416 of the diverting member 41. Rely on.

Please continue to refer to the ninth and tenth figures. The ninth figure is a cross-sectional view of the eighth drawing B-B of the present creation, and the tenth drawing is a cross-sectional view of the eighth drawing C-C of the present creation. The toothing 30 is received at the second pocket 12 of the body 10, and the top cap 42 is elastically biased against the concave arc groove 32 of the tooth 30, and the top cap 42 is attached. Abutting against the abutting surface 34 of the tooth 30, the top cap 42 is restricted by the abutting surface 34, so that the steering group 40 is pivotally disposed at the third receiving slot 13 of the body 10 without disengaging. The cap 42 is limited to the second height 36 of the bump 33 such that the top cap 42 is aligned with the center of the positive tooth 30, and the tooth 30 is optimally engaged with the ratchet 20, and the retaining ring 60 is configured. The ratchet wheel 20 is disposed in the first groove Y of the body 10 in the recess ring groove of the body 10 and the buckle groove 23 of the ratchet wheel 20 .

In another embodiment of the present invention, the sleeve portion 22 of the ratchet 20 is in the form of a convex quadrangular head.

The advantages of this ratchet wrench structure are:

1. 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, and the tooth 30 has a better strength 3, and the tooth is made. The tooth 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 tooth 30 can have at least two molding methods.

2. The top cap 42 of the steering set 40 is elastically abutted against the concave arc groove 32 of the tooth 30, and the circumferential surface of the top cap 42 abuts against the abutment surface 34 of the tooth 30. The top cap 42 is limited to the abutment surface 34, so that the steering group 40 is pivotally disposed at the third pocket 13 of the body 10 without being disengaged. The top cap 42 is limited to the second of the bumps 33. The height 36 is such that the top cap 42 is aligned with the center of the positive 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 in optimal engagement with the ratchet 20.

3. As shown in the second and third figures, the occlusal portion 31 of the tooth 30 includes a plurality of occlusal teeth 311 and two sides of the plurality of convex arc teeth 312. The plurality of spur teeth 312 are disposed on the plurality of occlusal teeth. The plurality of convex arc teeth 312 are received in each of the teeth of the ratchet portion 21, and each of the convex arc teeth 312 is tangent to each of the teeth of the ratchet portion 21, and the engaging portion 31 is two The side is provided with a plurality of convex arc teeth 312 The advantage of the ratchet wrench structure is that the ratchet wrench structure of the present invention achieves the use of two-way rotation.

The second end surface 413 of the steering member 41 of the steering group 40 is flush with the first end surface 16 of the body 10. The button 414 of the steering member 41 is received in the recess 14 of the body 10. When the ratchet wrench is rotated, other objects collide with the button 414 of the steering member 41, causing the automatic switching to be reversed.

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 a third abutting surface 415 and a fourth abutting surface 416. The 415 and the fourth abutting surface 416 are disposed on the 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 fourth abutting surface 416 is abutted. At the second abutment surface 142, that is, when the steering member 41 is rotated to have a maximum limit angle to prevent the top cap 42 from rotating, the top cap 42 is slammed into the intersection of the second receptacle 12 and the third receptacle 13 The side surface of the second pocket 12 or the side surface of the third pocket 13 causes the top cap 42 to be damaged.

6. The steering group 40 includes a steering member 41, an elastic member 43 and a top cap 42. The steering member 41 is provided with only one limiting groove 412, so that the ratchet wrench structure of the present invention can save the cost of raw materials.

Therefore, the ratchet wrench structure of this creation has industrial utilization, 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‧‧‧ by face

416‧‧‧ Third face

42‧‧‧Top hat

43‧‧‧Flexible components

60‧‧‧ buckle

Claims (11)

The utility model relates to a ratchet wrench structure, which comprises: a body, the working end of the body is provided with a first receiving groove, and a second receiving groove having a smaller diameter is arranged at a side of the first receiving groove The center of the second pocket is located in the range of the first pocket, the first pocket is in communication with the second pocket, and the third pocket is provided with a third pocket at a side of the second pocket. The upper portion of the three-receiving groove is open, and the third receiving groove is in communication with the first receiving groove and the second receiving groove. The center of the third receiving groove is provided with a center, and the third receiving groove is disposed by the handle. a groove is formed in the portion 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. A first end surface is disposed on the upper side of the main body, and the first end surface is in a planar shape; a 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 center of the ratchet is provided with a sleeve portion; a tooth is formed on a side of the second pocket of the body, and the tooth system can be left at the second pocket Displacement, the front side of the toothing is provided with a nip portion that meshes with a ratchet portion of the ratchet, the occlusal portion includes a plurality of occlusal teeth and two sides of a plurality of convex arc teeth, the plurality of occlusal teeth being disposed on the two sides Between the convex arc teeth, the plurality of convex arc teeth are accommodated in each of the teeth of the ratchet portion, and each of the convex arc teeth is tangent to each of the teeth of the ratchet portion, and the tooth peak of the connecting occlusion portion is first a circular arc, the valley connecting the occlusal portion is a second arc, and the first arc and the second arc are in the same center shape as the outer diameter of the first pocket or the ratchet, the first arc and the second A third arc is disposed between the arcs, and the third arc is tangential to each of the convex teeth, and the back side of the tooth is provided with a concave arc groove, and the upper portion of the concave arc groove is convex There is a bump, the lower side of the bump is abutting, the tooth system is provided with a first height, and the bump is provided with a second height, the second height is slightly less than one half of the first height, That is, the height of the bump is slightly less than half of the tooth height; a steering group, the steering group is pivotally disposed in a third pocket of the body, the steering group is rotated to control the teeth to be displaced left and right in the second pocket of the body to control the forward and reverse rotation of the ratchet wrench, The steering group includes: a steering member, a top cap and an elastic member; a steering member, the steering member is provided with a cylindrical block, and the cylindrical block is pivotally disposed in the third cavity of the body, the cylindrical block is a limiting groove is formed, the limiting groove is a concave arc groove of the right 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 aligned with the first end surface In the flat shape, the steering member is provided with a button, and the button is received in the groove, and 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 on the two sides of the dial, the third abutting surface abuts against the first abutting surface, and after rotating the steering member, the fourth abutting surface abuts against the second abutting surface; the top cap and the elastic element After being assembled, the system is disposed in the limiting groove of the steering member, and the elastic member is received between the top cap and the limiting groove, and the top cap is subjected to the elastic element The elastic force abuts against the concave arc groove of the tooth, and the peripheral surface of the top cap abuts against the abutting surface of the tooth, and the top cap is restricted to the abutting surface, so that the steering group is pivoted No disengagement at the third receptacle of the body, the top cap being limited to the second height of the bump, such that the top cap is aligned with the center of the positive tooth, that is, the top cap is aligned with the first height In the middle. The ratchet wrench structure of claim 1, wherein a recessed ring groove is formed in the near opening above the first receiving groove, the ratchet wheel is provided with a buckle groove, and a buckle ring is provided, and the buckle ring has a C shape. The ring body is slightly elastic, and the buckle ring is disposed in the concave ring groove of the body and the buckle groove of the ratchet wheel, so that the ratchet wheel 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 an intersection, the intersection and the third The center of the pocket is slightly closer to the first pocket. The ratchet wrench structure of claim 4, wherein the first abutting surface, the second abutting surface and the intersection point are provided with a first angle, the first angle being between sixty degrees and one hundred degrees. The ratchet wrench structure according to claim 1, wherein the bottom of the first receiving groove is provided with a small diameter abutting portion, and the lower portion of the ratchet wheel is provided with a small diameter abutting portion, and the abutting portion is abutted against the body. On the edge. 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 ratchet sleeve portion is a quadrangular head shape. The ratchet wrench structure of claim 1, wherein the number of the convex teeth of each side is two, three or four. The ratchet wrench structure of claim 1, wherein the third arc is one third to two thirds of the sum of the first arc and the second arc. The ratchet wrench structure of claim 1, wherein the third arc is a first arc and a second arc is added and divided by two. The ratchet wrench structure of claim 1, wherein the third abutting surface and the fourth abutting surface are planar.