TW201924869A - Non-toggle ratchet wrench capable of displaying switching direction capable of switching the direction of ratchet teeth in a limited space - Google Patents

Abstract

A non-toggle ratchet wrench capable of displaying the switching direction, which can reduce the mold for preparing the toggle, is easy to assemble, saves manufacturing cost and time, can further increase the output, and reduces the component. It is also a bi-directional ratchet wrench that can switch the direction of the ratchet teeth in a limited space to perform screw twisting and unscrewing work, and display the direction of the ratchet teeth, which can effectively enhance its practicability and make the invention practical and convenient, so it can greatly increase the added value of products and improve the economic efficiency and competitiveness of products.

Description

Non-pound ratchet wrench that can display the direction of switching

The invention provides a non-pound ratchet wrench capable of displaying a switching direction, in particular to a no-touch button, a reduced combination member, simple assembly and saving manufacturing cost, and simplification of operation actions, and the use of a nut to switch the ratchet tooth In the block direction, it is possible to switch the direction of the ratchet block in a limited operation blank, perform screw twisting and unscrewing work, and display a two-way ratchet wrench in the direction of the ratchet block.

According to a conventional ratchet wrench structure, as shown in FIG. 13, the wrench 10 is assembled with a ratchet 10 at one end, and the ratchet 11 can be rotated at the end of the wrench 101, thereby pulling the nut to lock In the operation of tightening and unscrewing, a toothed ring 11 is disposed on the outer edge of the ratchet 10, and a ratchet 12 is coupled to the corresponding tooth on the side of the ring gear 11, and the ratchet 12 can move to the first slot 13 inside the wrench 101. Further, the ratchet 12 has a curved surface 14 formed on the other end surface of the toothed ratchet 10, and the wrench 101 communicates with the second groove chamber 15 at the first groove chamber 13, and the second groove chamber 15 is provided with a dial. The button 16 is provided with a jack 17 and a spring 18 is mounted on the jack 17, and a sleeve 19 is sleeved on the top end of the spring 18 so that the abutment 19 is pushed against the spring 18 to resist At the arc surface 14 of the ratchet wheel 12, the check sleeve 19 is controlled by the button 16 to select the ratchet wheel 10 to be placed on the different side of the first groove chamber 13, so that the pulling effect of the one-way drive can be generated.

It is not difficult to find out that the above-mentioned conventional structure has some shortcomings. The main reasons are as follows: (1) The spring 62 and the abutment 63 are interposed between the ratchet member 50 and the dial 60, and the One end of the abutting sleeve 63 is pushed by the spring 62, and the other end of the abutting sleeve 63 is slid against the curved surface 51 of the ratchet member 50. When the ratchet member 50 is pulled by the wrench 30, vibration is generated or the switch 60 is switched. At the same time, one end of the abutting sleeve 63 slides on the curved surface 51 of the ratchet member 50, and the other end will be laterally rubbed on the insertion hole 61 of the dial 60, so that the abutting sleeve 63 and the spring 62 are easily ejected or generated by the insertion hole 61. Deformation, and will form resistance to reduce its operational stability, and there is a clear problem of insufficient structural strength.

(2) The assembly step of the wrench 30 is to first install the dial 60 at the second slot chamber 32, and firstly fix and fasten the button 60, and the limit button 60 can only be rotated, and further The end of the first groove chamber 31 places the spring 62 into the insertion hole 61, and the abutment 63 is sleeved on the top end of the spring 62. Since the opening of the first groove chamber 31 faces the rotating member 40, the action of the mounting spring 62 will be difficult. Moreover, the volume of the spring 62 and the abutting sleeve 63 is small, which is easy to be dropped or lost during the assembly process, and the assembly difficulty is further improved, so that it is difficult to assemble and the lack of excessive components.

In view of this, the present inventors have intensively discussed the problems faced by the aforementioned conventional ratchet wrench structure, and have been researching and developing through long-term efforts by being engaged in research and development and manufacturing experience of related industries for many years and actively seeking solutions. Finally, the company successfully developed a non-switching ratchet wrench with two-way switching function to overcome the shortcomings of the existing ratchet wrench structure, reduce the combined components, easy assembly and save production costs, and simplify the operation, making the ratchet wrench more It is practical and meets the needs of users.

Therefore, the main object of the present invention is to provide a non-turning ratchet wrench capable of displaying a switching direction, thereby reducing components, effectively reducing costs, and having the function of simplifying operation, and using a nut to switch the direction of the ratchet block. The utility model can switch the direction of the ratchet block in a limited operation blank, perform screw twisting and unscrewing work, and can display the two-way ratchet wrench in the direction of the ratchet block, thereby effectively improving the practicability and reducing the combined components. Easy assembly, saving manufacturing costs, manufacturing man-hours, and assembly man-hours, and further increasing production.

Accordingly, the present invention mainly achieves the foregoing objects and effects through the following technical means: the non-switching ratchet wrench structure with two-way switching function includes: a wrench body, a ratchet tooth block, and an elastic The ratchet block, the elastic member, the ratchet and the C-shaped buckle are mounted inside the wrench body.

The front end of the wrench body is provided with a trigger end at the end of the wrench head, and a receiving slot is formed in the head of the wrench, and a buckle ring groove is arranged at the outer diameter of the receiving slot hole, and the bottom side of the receiving slot hole is provided with a tightening direction The display hole and the loosening direction display hole are provided with a limit arc groove at the joint between the receiving slot and the trigger, the limit arc groove has an arc-shaped bottom surface, and the first curved side wall and the second side are provided on both sides of the curved bottom surface a curved side wall, a positioning groove is disposed between the first curved side wall and the second curved side wall;

The ratcheting tooth block is disposed in the receiving slot, the spine tooth has a slightly half-moon-shaped front end provided with a ratcheting tooth, and the left and right sides of the rear end have opposite first abutting ends and a second abutting end, An accommodating hole is disposed between the first abutting end and the second abutting end, and an elastic member is disposed in the accommodating hole;

The elastic member is manufactured by bending an elastic piece body, the front end of the elastic piece body is bent with a first round head, and the end piece is bent with a second round head.

The ratchet wheel is disposed in the receiving slot, the inner peripheral surface of the ratchet wheel is provided with a sleeve hole, the outer peripheral surface of the ratchet wheel is provided with a ratchet tooth, and the upper edge of the ratchet tooth is provided with a clamping groove; the card groove can be engaged with the C-shaped buckle ring.

The C-shaped buckle is mounted on the buckle groove of the wrench body and is engaged with the locking groove of the ratchet. The C-shaped buckle can prevent the ratchet from falling off from the receiving slot of the wrench body.

Thereby, the ratchet wrench is connected to the elastic member by the ratcheting tooth block, and the cutting control in the left and right direction allows the ratcheting tooth block to engage with the ratchet wheel, so that the ratchet wheel and the ratchet tooth block form a single direction of the rotational meshing and fixing. That is, the ratcheting block abuts against the ratchet teeth and abuts against the first curved side wall or the second curved side wall of the curved bottom surface, thereby turning the wrench to achieve the nut locking effect, and further rotating the wrench against the clock When the ratchet tooth block is pushed by the ratchet tooth and elastically retracted through the elastic member to achieve the idling effect, the next locking nut action is prepared, that is, the unidirectional overrun operation reaches the locking nut effect. On the contrary, the effect of loosening the nut can be achieved by one-way operation, and the slanting tooth block can be seen from the direction display hole to engage the left or right side of the ratchet, and the direction of the ratchet block is known, thereby facilitating the rotation of the nut. Or loosen the nut to work.

Therefore, through the foregoing technical means, the non-turning ratchet wrench with the two-way switching function of the invention can reduce the mold for opening the button, and the assembly is simple, and the manufacturing cost and manufacturing man-hour are saved, and the output can be further improved. Easy to assemble and operate, reduce the number of components, can effectively reduce production costs, and has the characteristics of simplified operation. It can switch the direction of the ratchet block in a limited operation, and can be screwed and loosened. The two-way ratchet wrench in the direction of the ratchet block can effectively improve its practicability and make the invention practical and convenient, so it can greatly increase the added value of the product and improve the economic efficiency and competitiveness of the product.

In order to enable the review board to further understand the composition, characteristics and other purposes of the creation, the following are some of the preferred embodiments of the creation, and the detailed description of the creation is as follows, and the person familiar with the technical field can The specification is implemented.

The present invention is a non-turning ratchet wrench capable of displaying a switching direction, and a specific embodiment of the present invention and its components exemplified with the accompanying drawings, all related to front and rear, left and right, top and bottom, upper and lower portions The horizontal and vertical references are merely for convenience of description and are not intended to limit the invention, nor to limit its components to any position or spatial orientation. The drawings and the dimensions specified in the specification may be varied in accordance with the design and needs of the specific embodiments of the present invention without departing from the scope of the invention.

In order to enable the reviewing committee to have a better understanding and understanding of the object, features and effects of the present invention, as disclosed in Figures 1 and 2, the first embodiment of the present invention comprises a wrench The body 20, a ratchet block 30, an elastic member 40, a ratchet 50 and a C-shaped retaining ring 60; wherein the ratchet block 30, the elastic member 40, the ratchet 50 and the C-shaped retaining ring 60 are mounted on The inside of the wrench body 20.

The front end of the wrench body 20 is provided with a trigger 201 at the end of the wrench head 21, and the receiving head hole 21 is provided with a receiving slot 22, and the bottom side of the receiving slot 22 is provided with a tightening direction display hole 25 and a loosening direction. The display hole 26 is provided with a buckle groove 23 at the outer diameter of the receiving slot 22, and a limiting arc groove 24 is disposed at the joint of the receiving slot 22 and the trigger 201, and the first arc is arranged on both sides of the limiting arc slot 24. Forming a side wall 27 and a second curved side wall 28, between the first curved side wall 27 and the second curved side wall 28 is provided with a positioning groove 29;

The ratcheting block 30 is received in the limiting arc groove 24, and the spine tooth block 30 has a slightly half-moon-shaped front end provided with a ratcheting tooth 31, and the left and right sides of the rear end have opposite first abutting ends 32 and The second abutting end 33, between the first abutting end 32 and the second abutting end 33 is provided with a receiving hole 34, the receiving hole 34 is provided with an elastic member 40;

The elastic member 40 is received in the accommodating hole 34, and the elastic member is bent by an elastic piece body 41. The front end of the elastic piece body 41 is bent with a first round head 42 and the end end is bent with a second round head. 43.

The ratchet wheel 50 is received in the receiving slot 22, and the inner peripheral surface of the ratchet wheel 50 is provided with a sleeve hole 51. The outer peripheral surface of the ratchet wheel 50 is provided with a ratchet tooth 52, and the upper edge of the ratchet tooth 52 is provided with a locking groove 53; the card The C-shaped buckle 60 can be engaged with the groove 53.

The C-shaped retaining ring 60 is mounted on the buckle groove 23 of the wrench body 20 and is engaged with the locking groove 53 of the ratchet wheel 50. The C-shaped retaining ring 60 can prevent the ratchet wheel 50 from receiving from the wrench body 20. The slotted hole 22 is detached.

Referring further to FIG. 3, when the ratcheting teeth 31 of the ratchet block 30 engage the ratchet teeth 52 of the ratchet 50, the first abutting end 32 of the ratchet block 30 abuts against the first curved side wall 27 The first round head 42 of the elastic member 40 in the ratchet block 30 is locked in the positioning groove 29, and the second round head 43 is visible in the screwing direction display hole 25, and the loosening direction display hole 26 is When the ratchet block 30 is seen, it can be known that, at this time, the swinging plate handle 201 moves in the counterclockwise direction to achieve the locking effect of the nut 70, because the first abutting end 32 of the ratcheting block 30 abuts against the first An arcuate side wall 27, the ratcheting block 30 is subjected to counterclockwise action to receive the ratchet teeth 52 of the dead ratchet 50, and the nut 70 of the sleeve hole 51 on the ratchet 50 is locked, as shown in Fig. 4. When the wrench 201 is rotated clockwise, the ratchet block 30 is pushed by the ratchet teeth 52 clockwise, and the first round head 42 of the elastic member 40 is locked in the positioning groove 29, and the ratchet block is inserted. Positioning 30, and elastically retracting through the elastic piece 41 of the elastic member 40 and the first round head 42 to achieve the idle effect of the ratchet wheel 50, preparing for the action of the next locking nut 70, that is, having a reciprocating operation The effectiveness of the lock nut to 70;

Referring to FIG. 3 and FIG. 5 and FIG. 6, when the loosening nut 70 is required to switch the ratcheting direction of the ratchet teeth 52 of the ratchet wheel 50, the nut 70 can be used to switch the direction of the ratcheting tooth block 30, firstly The handle 201 is pushed in the direction of the nut 70, so that the nut 70 abuts against the ratchet wheel 50. At this time, the first abutting end 32 of the ratcheting tooth block 30 abuts against the first curved side wall 27, and the ratcheting tooth 31 abuts against the ratchet tooth 52. The first round head 42 is disposed in the positioning slot 29, and the trigger 201 is rotated in the clockwise direction. Because the nut 70 is pressed against the ratchet 50, the first round head 42 is greater than the first round head 42. The first round head 42 of the plate turning plate handle 201 is disengaged from the positioning groove 29, and drives the direction of the switching ratcheting teeth 31 to let the second round head 42 enter the positioning groove 29, and completes the direction of the switching ratcheting teeth 31, and can be tightened. The direction display hole 25 and the loosening direction display hole 26 are known, and the position of the ratchet tooth 31 is known, which facilitates the tightening operation of the nut 70.

The utility model relates to a non-turning ratchet wrench capable of displaying a switching direction, which omits the dial structure, reduces the combined components, is simple to assemble and saves the manufacturing cost, and can simplify the operation action, and uses the nut to switch the direction of the ratchet tooth block. Switching the direction of the ratchet block in a limited operation, for example, the finger can't enter the space of the switch, and the screw can be screwed and loosened with one hand, and the hole 25 can be displayed by tightening the direction and loosened. The direction display hole 26, the position of the ratcheting teeth 31 is known, and the nut 70 is tightened and the screwing operation is facilitated.

Referring to FIG. 7, a second embodiment of the present invention includes a wrench body 20A, a ratchet block 30A, an elastic member 40A, a ratchet 50A and a C-type retaining ring 60A. The ratchet block 30A, the elastic member 40A, the ratchet wheel 50A and the C-type clasp 60A are mounted inside the wrench body 20A.

The front end of the wrench body 20A is provided with a wrench head 21A end having a trigger 201A, the wrench head 21A is provided with a receiving slot 22A, and the bottom side of the receiving slot 22A is provided with a tightening direction display hole 25A and a loosening direction. The display hole 250A is provided with a buckle groove 23A at the outer diameter of the receiving slot 22A, and a limiting arc slot 24A is disposed at the joint of the receiving slot 22A and the trigger 201A. The limiting arc slot 24A has a curved bottom surface 26A. The first curved side wall 27A and the second curved side wall 28A are disposed on both sides of the curved bottom surface 26A, and a positioning hole 29A is disposed between the first curved side wall 27A and the second curved side wall 28A;

The ratcheting block 30A is received in the receiving slot 22A. The ratcheting block 30A is provided with a ratcheting tooth 31A at a slightly semicircular front end, and opposite first and second abutting ends 32A and a second side of the rear end. The two abutting ends 33A, between the first abutting end 32A and the second abutting end 33A are provided with two receiving holes 34A, 35A, two receiving holes 34A, 35A are provided with elastic members 40A;

The elastic member 40A is received in the accommodating hole 34A, 35A. The structure includes: two springs 45A and two spring sleeves 41A; the front ends of the two spring sleeves 41A are provided with a first round head 42A and a second round head 44A, and the spring sleeve 41A is provided with a sleeve hole 43A receiving spring 45A;

The ratchet wheel 50A is received in the receiving slot 22A, and the inner peripheral surface of the ratchet wheel 50A is provided with a sleeve hole 51A. The outer peripheral surface of the ratchet wheel 50A is provided with a ratchet tooth 52A, and the upper edge of the ratchet tooth 52A is provided with a locking groove 53A; the card The C-shaped buckle 60A can be engaged with the groove 53A.

The C-shaped retaining ring 60A is mounted on the retaining groove 23A of the wrench body 20A and is engaged with the locking groove 53A of the ratchet wheel 50A. The C-shaped retaining ring 60A can prevent the ratchet wheel 50A from receiving from the wrench body 20A. The slotted hole 22A is detached.

Thereby, referring to FIG. 8, when the ratcheting teeth 31A of the ratchet block 30A engage the ratchet teeth 52A of the ratchet 50A, the first abutting end 32A of the ratchet block 30A abuts against the first curved side wall. At 27A, the first round head 42A of the elastic member 40A in the ratchet block 30A is engaged in the positioning groove 29A. At this time, the swinging plate handle 201A moves counterclockwise to achieve the locking effect of the nut 70A. The first abutting end 32A of the movable block 30A abuts against the first curved side wall 27A, and the ratcheting block 30A is subjected to the counterclockwise action to receive the ratchet teeth 52A of the dead ratchet 50A, so as to fit the ratchet 50A. The nut 70A is locked in the hole 51A, and when the wrench 201A is rotated clockwise, the ratchet block 30A is pushed clockwise by the ratchet teeth 52A, and the first round head 42A of the elastic member 40A is locked in the positioning groove 29A. The ratchet block 30A is positioned and elastically contracted through the spring 45A of the elastic member 40A and the first round head 42A to achieve the idle effect of the ratchet 50A, and is prepared for the next locking nut 70A action, that is, The covering operation achieves the effect of the locking nut 70A;

Referring to FIG. 9, when the loosening nut 70A is required to switch the ratcheting direction of the ratchet teeth 52A of the ratchet wheel 50A, the nut 70A can be used to switch the direction of the ratcheting tooth block 30A, and the trigger 201A is first turned to the nut. Pushing in the 70A direction, the nut 70A is pressed against the ratchet wheel 50A. At this time, the first abutting end 32A of the ratcheting tooth block 30A abuts against the first curved side wall 27A, and the ratcheting tooth 31A abuts against the ratchet tooth 52A, the first round head The 42A card is disposed in the positioning groove 29A, and the trigger 201A is turned clockwise. Because the nut 70A abuts the force of the ratchet wheel 50A, the force of the first round head 42A is greater than that of the positioning groove 29A. After 201A, the first round head 42A will be disengaged from the positioning groove 29A, and the direction of the switching ratcheting teeth 31A will be driven, so that the second round head 42A enters the positioning groove 29A, and the direction of the switching ratcheting teeth 31A is completed, so that the nut 70A is tightened and loosened. operation.

Referring to FIG. 10, a third embodiment of the present invention includes a wrench body 20B, a ratchet block 30B, an elastic member 40B, a ratchet 50B and a C-type retaining ring 60B. The ratchet block 30B, the elastic member 40B, the ratchet wheel 50B and the C-type clasp 60B are mounted inside the wrench body 20B.

The front end of the wrench body 20B is provided with a trigger 201B at the end of the wrench head 21B, and a receiving slot 22B is provided on the wrench head 21B. The bottom side of the receiving slot 22B is provided with a screwing direction display hole 25B and a loosening direction. The display hole 250B is provided with a buckle groove 23B at the outer diameter of the receiving slot 22B, and a limiting arc groove 24B is disposed at the joint of the receiving slot 22B and the trigger 201B. The limiting arc slot 24B has a curved bottom surface 26B. The curved bottom surface 26B is provided with a first curved side wall 27B and a second curved side wall 28B, and a receiving hole 29B is disposed between the first curved side wall 27B and the second curved side wall 28B;

The ratcheting block 30B is received in the receiving slot 22B. The ratcheting block 30B is provided with a ratcheting tooth 31B at a slightly semi-moon-shaped front end, and a first first abutting end 32B and a first and second sides of the rear end. a second abutting end 33B, between the first abutting end 32B and the second abutting end 33B is provided with a first positioning hole 34B, a second bit hole 35B;

The elastic member 40B is received in the positioning hole 29B, and the structure thereof comprises: a spring 45B and a steel ball 41B; the front end of the spring 45B is provided with a steel ball 41B;

The ratchet wheel 50B is received in the receiving slot 22B, the inner peripheral surface of the ratchet wheel 50B is provided with a sleeve hole 51B, the outer peripheral surface of the ratchet wheel 50B is provided with a ratchet tooth 52B, and the upper edge of the ratchet tooth 52B is provided with a locking groove 53B; the card The C-shaped buckle 60B can be engaged with the groove 53B.

The C-shaped retaining ring 60B is mounted on the buckle groove 23B of the wrench body 20B and is engaged with the locking groove 53B of the ratchet wheel 50B. The C-shaped retaining ring 60B can prevent the ratchet wheel 50B from being received from the wrench body 20B. The slotted hole 22B is detached.

Thereby, referring to FIG. 11, when the ratcheting teeth 31B of the ratchet block 30B engage the ratchet teeth 52B of the ratchet 50B, the first abutting end 32B of the ratchet block 30B abuts against the first curved side wall. At 27B, the first positioning hole 34B on the ratchet tooth block 30B is caught by the steel ball 41B and the spring 45B. At this time, the rotation of the turning plate handle 201B in the counterclockwise direction can achieve the locking effect of the nut 70B due to the ratcheting tooth. The first abutting end 32B of the block 30B abuts against the first curved side wall 27B, and the ratcheting block 30B is subjected to the counterclockwise action to receive the ratchet tooth 52B of the dead ratchet wheel 50B, so that the sleeve hole 51B of the ratchet wheel 50B When the inner nut 70B is locked, and the wrench 201B is rotated clockwise, the ratchet tooth block 30B is pushed by the ratchet tooth 52B clockwise, and the steel ball 41B and the spring 45B of the elastic member 40B are locked to the first positioning hole 34B. The spine block 30B is positioned and elastically contracted through the steel ball 41B and the spring 45B of the elastic member 40B to achieve the idle effect of the ratchet wheel 50B, and is prepared for the next lock nut 70B action, that is, the overrun operation is achieved. The effect of locking nut 70B;

Referring to FIG. 12, when the loosening nut 70B is required to switch the ratcheting direction of the ratchet teeth 52B of the ratchet wheel 50B, the nut 70B can be used to switch the direction of the ratcheting tooth block 30B, and the trigger 201B is first turned to the nut. Pushing in the 70B direction, the nut 70B is pressed against the ratchet wheel 50B. At this time, the first abutting end 32B of the ratcheting tooth block 30B abuts against the first curved side wall 27B, and the ratcheting tooth 31B abuts against the ratchet tooth 52B, the first positioning hole The 34B is provided with the steel ball 41B, and the trigger 201B is turned clockwise. Because the nut 70B abuts the force of the ratchet wheel 50B, the force of the steel ball 41B is larger than the first positioning hole 34B, and the steel plate 41B of the plate turning plate handle 201B The first positioning hole 34B is disengaged, and the direction of the switching ratcheting teeth 31B is driven, so that the second hole 35B is positioned by the steel ball 41B, and the direction of the switching ratcheting teeth 31B is completed, so that the nut 70B is tightened and the screwing operation is facilitated.

In summary, the present invention has indeed achieved a breakthrough structural design, and has improved invention content, and at the same time, can achieve industrial utilization and progress, and the present invention is not found in any publication, but also novel, when In accordance with the provisions of the relevant laws and regulations of the Patent Law, the application for invention patents is filed according to law, and the examination authority of the bureau is required to grant legal patent rights.

10‧‧‧ratchet

101‧‧‧Wrench

11‧‧‧ ratchet

12‧‧‧ ratchet

13‧‧‧First chamber

14‧‧‧ curved surface

15‧‧‧Second chamber

16‧‧‧

17‧‧‧ jack

18‧‧‧ Spring

19‧‧‧

20‧‧‧Wrench body

201‧‧‧ wrench

21‧‧‧wrench head

22‧‧‧ accommodating slots

23‧‧‧ buckle ring

24‧‧‧ Limit arc slot

25‧‧‧Tighten the direction display hole

26‧‧‧Rolling direction display hole

27‧‧‧First curved side wall

28‧‧‧Second curved side wall

29‧‧‧ positioning slot

30‧‧‧thorn tooth block

31‧‧‧thorn teeth

32‧‧‧First Abutment

33‧‧‧second abutment

34‧‧‧ accommodating holes

40‧‧‧Flexible parts

41‧‧‧Elastic sheet

42‧‧‧First round head

43‧‧‧Second round head

50‧‧‧ ratchet

51‧‧‧Close hole

52‧‧‧ ratchet teeth

53‧‧‧Cable groove

60‧‧‧C type buckle

20A‧‧‧Wrench body

201A‧‧‧ Trigger

21A‧‧‧wrench head

22A‧‧‧ accommodating slots

23A‧‧‧ buckle ring

24A‧‧‧Limited arc slot

25A‧‧‧ tightening direction display hole

250A‧‧‧Rolling direction display hole

26A‧‧‧ curved bottom surface

27A‧‧‧First curved side wall

28A‧‧‧Second curved side wall

29A‧‧‧Position hole 29A

30A‧‧‧thorn block

31A‧‧‧Spinning teeth

32A‧‧‧First Abutment

33A‧‧‧second abutment

34A‧‧‧ accommodating holes

35A‧‧‧ accommodating holes

40A‧‧‧elastic parts

41A‧‧ ‧ spring sleeve

42A‧‧‧First round head 4

43A‧‧‧ hole set

44A‧‧‧Second round head

45A‧‧ Spring

50A‧‧‧ratchet

51A‧‧‧Close hole

52A‧‧‧ ratchet teeth

53A‧‧‧ card ditch

60A‧‧‧C type buckle

20B‧‧‧Wrench body

201B‧‧‧ Trigger

21B‧‧‧wrench head

22B‧‧‧ accommodating slots

23B‧‧‧ buckle ring

24B‧‧‧Limited arc slot

25B‧‧‧Tighten the direction display hole

250B‧‧‧Rolling direction display hole

26B‧‧‧ curved bottom surface

27B‧‧‧First curved side wall

28B‧‧‧Second curved side wall

29B‧‧‧ accommodating holes

30B‧‧‧thorn tooth block

31B‧‧‧Spinning teeth

32B‧‧‧first abutment

33B‧‧‧second abutment

34B‧‧‧First positioning hole

35B‧‧‧Second hole

40B‧‧‧Flexible parts

41B‧‧‧ steel balls

45B‧‧ ‧ spring

50B‧‧‧ ratchet

51B‧‧‧Close hole

52B‧‧‧ ratchet teeth

53B‧‧‧ card groove

60B‧‧‧C type buckle

70‧‧‧ nuts

Fig. 1 is a perspective view showing the combination of the first embodiment of the present invention. Fig. 2 is an exploded perspective view showing the first embodiment of the present invention. Fig. 3 is a schematic cross-sectional view showing a first embodiment of the present invention. Fig. 4 is a schematic view showing the idling operation of the ratchet block of the first embodiment of the present invention. Fig. 5 is a schematic view showing the operation of the ratchet block switching in the first embodiment of the present invention. Fig. 6 is a schematic view showing the operation of the ratcheting block switching completion of the first embodiment of the present invention. Figure 7 is a perspective exploded perspective view of a second embodiment of the present invention. Figure 8 is a schematic view showing the operation of the ratchet block switching in the second embodiment of the present invention. Fig. 9 is a schematic view showing the operation of the ratcheting block switching completion of the second embodiment of the present invention. Fig. 10 is a perspective exploded view showing a third embodiment of the present invention. Figure 11 is a schematic view showing the operation of the ratchet block switching in the second embodiment of the present invention. Fig. 12 is a view showing the operation of the ratcheting tooth block switching completion of the second embodiment of the present invention. Figure 13 is a schematic cross-sectional view of the present invention.

Claims (10)

The utility model relates to a non-turning ratchet wrench capable of displaying a switching direction, and the structure comprises: a wrench body, a ratchet tooth block, an elastic member, a ratchet wheel and a C-shaped buckle ring; wherein the ratchet tooth block and the elastic body The ratchet and the C-shaped buckle are mounted on the inside of the wrench body. The front end of the wrench body is provided with a trigger end at the end of the wrench head, and the receiving head has a receiving slot hole on the head of the wrench, and the bottom side of the receiving slot is provided. There is a screwing direction display hole and a loosening direction display hole, and a buckle ring groove is arranged at the outer diameter of the receiving slot hole, and a limiting arc groove is arranged in the receiving slot hole and the trigger joint, and both sides of the limiting arc slot are provided a first curved side wall and a second curved side wall, a positioning groove is disposed between the first curved side wall and the second curved side wall; the ratcheting tooth block is received in the limiting arc groove, the ratcheting tooth block The front end of the semi-moon shape is provided with a ratchet tooth, and the left and right sides of the rear end have opposite first abutting ends and a second abutting end, and a receiving hole is disposed between the first abutting end and the second abutting end. An elastic member is disposed in the accommodating hole; the elastic member is accommodated in the accommodating hole, and the elastic member is bent by using an elastic piece body, and the elastic piece body is front The first round head is bent, and the second round head is bent at the end. The ratchet wheel is received in the receiving slot hole, and the inner peripheral surface of the ratchet wheel is provided with a sleeve hole, and the outer peripheral surface of the ratchet wheel is provided with ratchet teeth and a ratchet wheel. The upper edge of the tooth is provided with a clamping groove; the C-shaped buckle is engageable on the clamping groove, and the C-shaped buckle is mounted on the buckle groove of the wrench body and is engaged with the locking groove of the ratchet. The dialless ratchet wrench capable of displaying the switching direction according to the first aspect of the patent application, wherein the first abutting end of the ratcheting block abuts against the first curved side wall, and the inside of the hole is displayed by the tightening direction The second round head can be seen, and the spine tooth block can be seen by the loosening direction display hole, and the nut rotation effect can be achieved by rotating the plate handle counterclockwise. The non-turning ratchet wrench capable of displaying the switching direction according to the first aspect of the patent application, wherein the first round head of the elastic member is clamped in the positioning groove, and the ratchet tooth block is positioned and transmitted through the elastic member. The elastic piece body and the first round head are elastically retracted to achieve the ratchet idle effect, and are prepared for the next locking nut action, that is, the function of the overlying operation to achieve the locking nut. As shown in the first paragraph of the patent application, the non-turning ratchet wrench capable of displaying the switching direction, wherein the trigger is pushed in the direction of the nut, and the trigger is turned in the clockwise direction to drive the direction of the ratchet tooth. , let the second round head enter the positioning groove, and complete the direction of switching the ratchet teeth. The non-turning ratchet wrench capable of displaying the switching direction according to the first aspect of the patent application, wherein the tightening direction display hole and the loosening direction display hole can display the spine tooth position to facilitate the tightening of the nut 70 Loose work. The utility model relates to a non-turning ratchet wrench capable of displaying a switching direction, and the structure comprises: a wrench body, a ratchet tooth block, an elastic member, a ratchet wheel and a C-shaped buckle ring; wherein the ratchet tooth block and the elastic body The ratchet and the C-shaped buckle are mounted on the inside of the wrench body. The front end of the wrench body is provided with a trigger end at the end of the wrench head, and a receiving slot is arranged on the head of the wrench to accommodate the outer diameter of the slot. The utility model is provided with a buckle groove, and a bottom side of the receiving slot is provided with a screwing direction display hole and a loosening direction display hole, and a limiting arc groove is arranged in the receiving slot hole and the trigger joint, and the limiting arc groove has an arc shape a first curved side wall and a second curved side wall are disposed on the bottom surface of the curved bottom surface, and a positioning hole is disposed between the first curved side wall and the second curved side wall, and the ratchet tooth block is accommodated in the receiving portion a slot, the spine tooth has a slightly half-moon-shaped front end provided with a ratchet tooth, and the left and right sides of the rear end have opposite first abutting ends and a second abutting end, the first abutting end and the second abutting end Two accommodating holes are disposed between the two accommodating holes, and the elastic members are accommodated in the accommodating holes, and the structure comprises: two bombs And two spring sleeves; the front ends of the two spring sleeves are provided with a first round head and a second round head, and the spring sleeve is provided with a sleeve hole receiving spring, wherein the ratchet wheel is received in the receiving slot hole, and the inner peripheral surface of the ratchet wheel is disposed There is a sleeve hole, a ratchet tooth is arranged on the outer peripheral surface of the ratchet wheel, and a clamping groove is arranged on the upper edge of the ratchet tooth; the C-shaped buckle ring can be engaged on the card groove. The non-turning ratchet wrench capable of displaying the switching direction according to the first aspect of the patent application, wherein the first round head of the elastic member is clamped in the positioning groove, and the ratchet tooth block is positioned and transmitted through the elastic member. The spring and the first round head are elastically retracted to achieve the ratchet idle effect, and are prepared for the next locking nut 70A action, that is, the function of the overturning operation to achieve the locking nut. The needleless ratchet wrench capable of displaying the switching direction according to the sixth aspect of the patent application, wherein the ratcheting tooth block and the first abutting end abut against the first curved side wall, and the ratchet tooth abuts the ratchet tooth. The first round head is clamped in the positioning groove, and the trigger is turned clockwise, the first round head is separated from the positioning groove, and the direction of the ratchet tooth is switched, so that the second round head enters the positioning groove to complete the switching. The direction of the ratchet teeth facilitates the tightening and unscrewing of the nut. The utility model relates to a non-turning ratchet wrench capable of displaying a switching direction, and the structure comprises: a wrench body, a ratchet tooth block, an elastic member, a ratchet wheel and a C-shaped buckle ring; wherein the ratchet tooth block and the elastic body The ratchet and the C-shaped buckle are mounted on the inside of the wrench body. The front end of the wrench body is provided with a trigger end at the end of the wrench head, and a receiving slot is arranged on the head of the wrench to accommodate the outer diameter of the slot. The utility model is provided with a buckle groove, and a bottom side of the receiving slot is provided with a screwing direction display hole and a loosening direction display hole, and a limiting arc groove is arranged in the receiving slot hole and the trigger joint, and the limiting arc groove has an arc shape a first curved side wall and a second curved side wall are disposed on the bottom surface of the curved bottom surface, and a positioning hole is disposed between the first curved side wall and the second curved side wall, and the ratchet tooth block is accommodated in the receiving portion a slot, the spine tooth has a slightly half-moon-shaped front end provided with a ratchet tooth, and the left and right sides of the rear end have opposite first abutting ends and a second abutting end, the first abutting end and the second abutting end A first positioning hole and a second hole are disposed therebetween, and the elastic member is received in the positioning hole, and the structure comprises: a spring and a steel ball The front end of the spring is provided with a steel ball, the ratchet is accommodated in the receiving slot hole, the inner peripheral surface of the ratchet wheel is provided with a sleeve hole, the outer peripheral surface of the ratchet wheel is provided with a ratchet tooth, and the upper edge of the ratchet tooth is provided with a clamping groove; the card is formed A C-shaped buckle can be engaged on the groove, and the C-shaped buckle is installed on the buckle groove of the wrench body and is engaged with the locking groove of the ratchet. The C-shaped buckle can prevent the ratchet from the body of the wrench. The receiving slot is detached. The non-turning ratchet wrench capable of displaying the switching direction as described in claim 9 wherein the spring is clamped in the first positioning hole to position the ratchet block and pass the elastic member of the steel ball and spring elasticity Retraction, to achieve the ratchet idling effect, to prepare for the next locking nut action, that is, the effect of the overrunning operation to achieve the locking nut.