TWM545665U - Ratchet wrench structure - Google Patents

Description

Ratchet wrench structure

The present invention relates to a ratchet wrench structure, and more particularly to a ratchet wrench structure having at least the relationship between the first diameter, the second diameter, the first distance and the second distance of the body. The six bite teeth are engaged with the ratchet portion of the ratchet wheel. The ratchet wrench of the present ratchet wrench structure has a large number of meshing teeth with the ratcheting wrench, and the ratchet wrench has better torque.

As previously known by us, the conventional ratchet wrench structure, such as Taiwan Patent Application No.: 87163311, bulletin number: 367921, patent name: ratchet wrench reversing device, the patent structure is: a ratchet wrench reversing device, the main The head is provided with a continuous head, the head is provided with a receiving portion, the receiving portion is placed with a ratchet rotor and the peripheral edge is provided with a ratchet and another reversing head placed on the receiving portion In the groove of the inner side wall of the accommodating portion, the elastic element and the steel ball are arranged by the elastic force of the top of the reversing head, and the center of the reversing head is engaged with a knob, and the knob is designed and matched by the eccentric portion thereof. The specific spacing set during assembly, so that it can have some flexibility when it is reversing and easy to pull.

However, the absence of the structure of the patent is that, as shown in the fifth and sixth figures of the bulletin, the peripheral edge of the front end of the reversing head is provided with a partial ratchet for meshing with the ratchet of the ratchet rotor. But the number of teeth that the ratchet meshes with the ratchet is only about For the two teeth, the torque of the ratchet wrench structure is insufficient due to the small number of teeth.

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

Conventional ratchet wrench structure The number of teeth that the ratchet meshes with the ratchet is only about two teeth. Because the number of teeth is small, the torque of the ratchet wrench structure is insufficient. The creation is related to the structure of a ratchet wrench. Refers to a ratchet wrench structure by the relationship between the first diameter, the second diameter, the first distance and the second distance of the body, the tooth system has at least six snap teeth to the ratchet of the ratchet The portion is engaged with the ratchet wrench of the present invention, and the ratchet wheel has a large number of meshing teeth, and the ratchet wrench has better torque.

The present invention relates to a ratchet wrench structure, which comprises: a system having a first pocket, a second pocket and a first hub; the diameter of the first pocket is a first diameter, the second volume The diameter of the groove is a second diameter, and a center of the first cavity is disposed at a first distance from a center of the second cavity; a ratchet is pivotally disposed in the first cavity, and the ratchet is provided a ratchet portion and a sleeve end, the specification of the sleeve end is a four-point specification or a six-point specification; a tooth system is accommodated in the second pocket, and the front end of the tooth is provided with a first tooth portion and a first tooth portion The first tooth portion and the second tooth portion are respectively engageable with the ratchet portion of the ratchet wheel, and the first tooth portion and the second tooth portion each include at least six engaging teeth; The bead body and an elastic component are received at the second shank of the body; a button is disposed outside the body, and the button is formed The tooth phase is set.

By the first diameter of the body, the second straight The relationship between the diameter, the first distance and the second distance, the first tooth portion and the second tooth portion of the toothing include at least six engaging teeth to mesh with the ratchet portion of the ratchet The ratchet wrench of the created ratchet wrench structure has a large number of meshing teeth with the ratcheting wrench, and the ratchet wrench has better torque.

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‧‧‧ First pivot

14‧‧‧First diameter

15‧‧‧Second diameter

16‧‧‧First distance

17‧‧‧Second distance

20‧‧‧ratchet

21‧‧‧Sets

30‧‧‧ teeth

31‧‧‧First tooth

32‧‧‧second tooth

33‧‧‧Second pivot

34‧‧‧First set of joints

35‧‧‧Combination

41‧‧‧ beads

42‧‧‧Flexible components

50‧‧‧ dial

51‧‧‧Second set of joints

60‧‧‧ first joint

70‧‧‧ cover

80‧‧‧ buckle

81‧‧‧Second joint

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 side view of the structural body of the ratchet wrench.

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

The fifth figure is a bottom view of the structure of the ratchet wrench.

The sixth picture is a cross-sectional view of the fifth figure F-F of this creation.

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

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

The ninth drawing is an exploded perspective view of the second embodiment of the present creation.

The tenth figure is a top view of the second embodiment of the present creation.

The eleventh figure is a cross-sectional view taken at the F-F of the tenth drawing of the present creation.

First, please refer to the first to third figures. The first figure is an exploded view of the structure of the ratchet wrench. The second picture is the upper view of the structure of the ratchet wrench structure. The third picture is the ratchet wrench. A side view of the structural body 10, the present invention relates to a ratchet wrench structure, comprising: a body 10, the body 10 is provided with a first receiving slot 11 and a second receiving slot 12, the first receiving slot 11 and the The second pockets 12 are connected to each other. The body 10 is provided with a first pivot portion 13 . The first pivot portion 13 is in communication with the second pocket 12 . The first hub portion 13 is connected to the first hub portion 13 . The two slots 12 have the same axis; the diameter of the first slot 11 is a first diameter 14, and the first diameter 14 is thirty-one to thirty-four centimeters, and the first diameter 14 is preferably close to At 32. 3, the diameter of the second pocket 12 is a second diameter 15, the second diameter 15 is twenty-five to twenty-eight centimeters, and the second diameter 15 is preferably close to twenty-six. Eight, the ratio of the first diameter 14 to the second diameter 15 is between one and eight to eight to eight and eighty five, the first diameter 14 and the second The ratio of the diameter 15 is preferably close to one to 0.83. The center of the first pocket 11 and the center of the second pocket 12 are provided with a first distance 16, and the first distance 16 is close to two. 12 cm, the ratio of the first diameter 14 to the first distance 16 is close to one to 681, and the ratio of the second diameter 15 to the first distance 16 is close to one to 0.82. The height of the body 10 is a second distance 17, the first The two distances of the 17 series are close to twenty-seven centimeters, and the first diameter 14 and the second distance 17 are approximately one to eight 835; a ratchet 20 is pivoted to the body 10 In the first pocket 11 , the outer circumference of the ratchet wheel 20 is provided with a ratchet portion of an annular array of teeth. The ratchet wheel 20 is convexly provided with a sleeve end 21 , and the sleeve end 21 is exposed outside the body 10 . The four-angle slot of the hand tool of the same specification is sleeved, and the sleeve end 21 is in the shape of a quadrangular head. The size of the sleeve end 21 is a four-point specification or a six-point specification; a tooth 30, the tooth 30 system The first tooth portion 31 and the second tooth portion 32 are disposed at the front end of the tooth 30, and the first tooth portion 31 and the second tooth portion 32 are The first tooth portion 31 and the second tooth portion 32 each include at least six engaging teeth, and the second tooth portion 33 is disposed at the top of the toothing 30, and the ratchet portion 20 is respectively engaged with the ratchet portion. The second pivot portion 33 is pivotally disposed on the first pivot portion 13 . The second pivot portion 33 is provided with a first sleeve portion 34 . The first sleeve portion 34 is protruded from the body 10 . The first set of parts 34 is non- The first sleeve portion 34 has a quadrangular shape, and the first sleeve portion 34 is provided with a joint portion 35 having an internal thread shape; a bead body 41 and an elastic member 42, the bead body 41 and The elastic member 42 is received at the proximal shank of the second housing 12 of the body 10. The elastic member 42 is elastically abutted between the body 10 and the bead 41. The bead 41 is received by the elastic member. The elastic top of the 42 is abutted against the rear end of the tooth 30; a button 50 is disposed outside the body 10, and the button 50 is provided with a second sleeve portion 51, the second sleeve The joint portion 51 is engaged with the first sleeve portion 34, and the button 50 is assembled with the tooth 30, and the button 50 can be toggled left or right to control the first tooth portion. 31 or the The second tooth portion 32 is engaged with the ratchet portion of the ratchet wheel 20 to switch the positive reversing direction of the ratchet wrench structure; a first coupling member 60, the first coupling member 60 is disposed behind the button 50 and The coupling portion 35 of the tooth 30 is screwed together, and the tooth 30 is assembled with the button 50. The head end of the first coupling member 60 is exposed outside the button 50. The head end of a coupling member 60 is pressed against the button 50; a cover 70 that fits the shape of the first receiving slot 11 and the second receiving slot 12 to cover the body 10 In the opening, the ratchet 20, the bead body 41 and the elastic member 42 are sealed in the body 10. The sleeve end 21 of the ratchet 20 protrudes from the cover 70; The ring 80 is disposed on the proximal opening of the first receiving slot 11 , and the retaining ring 80 is fastened to the cover 70 . The cover 70 is disposed on the ratchet 20 and the retaining ring 80 . The cover 70 is limited to the buckle 80 and cannot be pulled out of the body 10. The buckle 80 has a C-shaped ring shape.

Please refer to the fourth to sixth figures. The fourth picture is the three-dimensional combination diagram of the ratchet wrench structure. The fifth picture is the bottom view of the ratchet wrench structure. The sixth picture is the fifth picture of the creation. The cross-sectional view is clearly shown in the figure, the ratchet 20 is pivotally disposed in the first housing 11 of the body 10, and the sleeve end 21 is exposed outside the body 10. The button 50 is disposed outside the body 10, and the button 50 is plucked left or right to control the tooth 30 to mesh with the ratchet 20 to switch the button 50 In the direction of the reverse rotation of the ratchet wrench structure, the second sleeve portion 51 is engaged with the first sleeve portion 34 of the tooth 30, and the first joint member 60 is threaded through the button 50 and The joint portion 35 of the tooth 30 is combined to make the tooth 30 The cover 70 is configured to fit the opening of the first receiving slot 11 and the second receiving slot 12 to the opening of the body 10. The retaining ring 80 is received in the first The cover 80 is fastened to the cover 70 so that the cover 70 is restricted by the buckle 80 and cannot be removed from the body 10.

Please refer to the seventh and eighth figures. The seventh drawing is a side view of the structure of the ratchet wrench. The eighth drawing is a sectional view of the seventh drawing of the seventh drawing of the present drawing. The first tooth portion 31 and the second tooth portion 32 are engageable with the ratchet portion of the ratchet wheel 20, and the bead body 41 and the elastic member 42 are received in the second pocket 12 of the body 10. Near the shank, the bead body 41 is abutted against the rear end of the tooth 30 by the elastic top of the elastic member 42. The user can toggle the button 50 to the left or right to control the system. The first tooth portion 31 or the second tooth portion 32 of the tooth 30 meshes with the ratchet portion of the ratchet wheel 20 to switch the forward and reverse rotation directions of the ratchet wrench structure.

Referring to the ninth to eleventh drawings, the ninth drawing is an exploded perspective view of the second embodiment of the present creation, and the tenth drawing is a top view of the second embodiment of the present creation, and the eleventh drawing is the first A cross-sectional view of the FF of FIG. 10 is clearly shown in the drawing. The two sides of the body 10 are provided with two first coupling holes on the two sides, and the first coupling holes are internally threaded. The first joint member 60 and the buckle 80 are disposed on the two sides of the cover body 70. The second joint hole of the cover body 70 and each of the first joint holes of the body 70 are first. The second coupling member 81 is disposed in the second coupling hole of the cover 70 and is screwed into the first coupling hole of the body 10, and the second coupling member 81 is disposed in the second coupling hole of the body 70. The cover 70 is covered on the body 10, and the sleeve end 21 is of a six-point size.

The ratchet wrench structure of the present invention has the following advantages: Referring to the second and eighth figures, the first tooth of the tooth 30 is obtained by the relationship between the first diameter 14 , the second diameter 15 , the first distance 16 and the second distance 17 . The portion 31 and the second tooth portion 32 each include at least six engaging teeth for engaging the ratchet portion of the ratchet wheel 20. The number of meshing teeth between the ratchet wheel 20 and the toothing 30 of the ratchet wrench structure of the present invention is compared. More, with better torque.

In summary, the ratchet wrench structure of this creation is practical, novel and progressive, 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‧‧‧ First pivot

20‧‧‧ratchet

21‧‧‧Sets

30‧‧‧ teeth

31‧‧‧First tooth

32‧‧‧second tooth

33‧‧‧Second pivot

34‧‧‧First set of joints

35‧‧‧Combination

41‧‧‧ beads

42‧‧‧Flexible components

50‧‧‧ dial

51‧‧‧Second set of joints

60‧‧‧ first joint

70‧‧‧ cover

80‧‧‧ buckle

Claims (6)

A ratchet wrench structure includes: a body, the system is provided with a first receiving groove and a second receiving groove, wherein the first receiving groove and the second receiving groove are in communication with each other, and the system is provided with a first a first pivot portion having a same axial center as the second recessed portion; the first recessed portion has a same diameter as the second recessed portion; The first diameter is thirty-one to thirty-four centimeters, the diameter of the second pocket is a second diameter, and the second diameter is twenty-five to twenty-eight centimeters, the first diameter and the second diameter The ratio of the diameters is between one and eight to eight and eighty-five, and the center of the first pocket is disposed at a first distance from the center of the second pocket, the first distance being close to The ratio of the first diameter to the first distance is approximately one to six six eighty-one, and the ratio of the second diameter to the first distance is close to one to 0.82. The height is a second distance, the second distance is close to twenty-seven centimeters, and the first diameter and the second distance are approximately one to eight. a ratchet wheel is 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 an annular array of teeth, the ratchet wheel is convexly provided with a sleeve end, and the sleeve end The sleeve is protruded from the four-corner groove of the hand tool of the same specification, and the sleeve end is in the shape of a quadrangular head, and the specification of the sleeve end is a four-point specification or a six-point specification; The tooth system is disposed in the second cavity of the body, and the front end of the tooth is provided with a first tooth portion and a second tooth portion, and the first tooth portion and the second tooth portion are respectively respectively The ratchet portion of the ratchet is engaged, the first tooth portion and the second tooth portion each include at least six engaging teeth; a bead body and an elastic member, and the bead body and the elastic member are received in the The second pocket of the body is near the shank, the elastic element is elastically struck between the body and the bead, and the bead system is subjected to the bullet The elastic element of the sexual element abuts against the rear end of the toothing; a button is provided on the outside of the body, and the button is combined with the toothing, and the button can be left or right. Shifting to control the first tooth portion or the second tooth portion to mesh with the ratchet portion of the ratchet wheel to switch the reverse direction of the ratchet wrench structure; a cover body, the cover system cooperates with the first cavity The second cavity is shaped to cover the opening of the body, so that the ratchet, the toothed body and the elastic component are sealed in the body, and the sleeve end of the ratchet protrudes from the body Cover the outside of the body. The ratchet wrench structure of claim 1, wherein the first diameter is preferably close to 32.3, and the second diameter is preferably close to 26.8, the first diameter and the second The ratio of the diameters is preferably close to one to eight eight. The ratchet wrench structure of claim 1, wherein the top of the tooth is provided with a second pivot portion, the second pivot portion is pivotally disposed at the first pivot portion, and the second pivot portion is fastened The first sleeve portion is exposed to the outside of the body, the first sleeve portion is non-circular, and the first sleeve portion is provided with a joint portion having an internal thread shape; The dial is provided with a second sleeve portion, the second sleeve portion is engaged with the first sleeve portion, and the button is assembled with the tooth; the first joint member is provided. The first coupling member is disposed on the dial and is screwed into the joint portion of the tooth to be combined with the dial, and the head end of the first joint is exposed Outside the dial, the head end of the first coupling member is pressed against the dial. The ratchet wrench structure of claim 3, wherein the first sleeve portion has a quadrangular shape. The ratchet wrench structure of claim 1, wherein a buckle is disposed, the buckle is disposed at a near opening of the first receiving slot, and the buckle is fastened to the cover, and the cover system is provided. Between the ratchet and the buckle, the cover system is limited to the buckle and cannot be pulled out of the body, and the buckle is C The shape of the ring is body. The ratchet wrench structure of claim 1, wherein the two sides of the body are provided with two first coupling holes, the first coupling holes are internally threaded, and the two sides of the cover are provided with two a second bonding hole, each of the second bonding holes of the cover body is opposite to each of the first bonding holes of the body, and is provided with two second bonding members, and the second bonding component is disposed through the cover body The second bonding hole is screwed into the first bonding hole of the body, so that the cover body is covered on the body.