CN207358945U

CN207358945U - Ratchet spanner

Info

Publication number: CN207358945U
Application number: CN201721291941.0U
Authority: CN
Inventors: 欧玉华
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-10-09
Filing date: 2017-10-09
Publication date: 2018-05-15
Anticipated expiration: 2027-10-09

Abstract

The utility model discloses a kind of ratchet spanner, and comprising body, it includes work head and lever, and work head is with first, second communicated and the 3rd tank；Ratchet head, tooth block and toggle are respectively contained in first, second, third tank, ratchet head includes the ring flank of tooth and work department, tooth block can swing and with a tooth row and with ring flank engagement, tooth block another end, which has, stirs groove, toggle part is located at outside body, with two positioning grooves, another end has slot；Shifting part is connected to toggle by the first elastic component, and shifting part another end, which extends to, stirs groove；Locating piece is arranged on the end of the 3rd tank, and the second elastic component makes locating piece have the trend towards toggle movement, and locating piece is optionally resisted against a wherein positioning groove；Locating part have a wider limiting section and one it is relatively narrow plug portion, the portion of plugging is inserted in slot, and when toggle rotates, the inner wall to second tank and the 3rd tank intersection is optionally supported in the both sides of limiting section, to limit the slewing area of toggle.

Description

Ratchet spanner

Technical field

The utility model relates to a kind of ratchet spanner.

Background technology

The toggle of known ratchet spanner, after typically inserting wrench body by the side of wrench body, with a positioning member From another side positioning of wrench body, making toggle, installation is more inconvenient, and need to manufacture Various Components without departing from wrench body； In addition, toggle front end supplies to stir the shifting part of tooth block, wrench body inner wall can be directly hit when left and right is stirred, is got off for a long time easily Abrasion is produced, and since the length limited of shifting part can not be too long in tooth block, makes shifting part be easier to be caught in where toggle In room, failure is produced.

Room floor design where toggle is simply then closed by TaiWan, China patent No. patent TW587509, is separately made Prevent toggle from deviating from catch, however, its shifting part still can directly tap the inner wall of wrench body, wear problem can not obtain Solve.

TaiWan, China patent No. patent TWM282787 is then combined shifting part with catch, directly reaches gear using shifting part The effect of piece, however, its shifting part equally directly taps the inner wall of wrench body, wear problem is the same to be solved.

Utility model content

The main purpose of the utility model is that providing a kind of ratchet spanner, it is easily assembled to, manufactures, and shifting part can be avoided Use and wear for a long time.

To reach above-mentioned purpose, the utility model uses following technical scheme：

A kind of ratchet spanner, comprising：

One body, comprising a work head and a lever, the work head is with sequential and one first tank communicated, one Second tank and one the 3rd tank；

One ratchet head, is rotationally placed in first tank, which includes a ring flank of tooth and a work department；

One tooth block, is placed in second tank and can be moved between a first position and a second place, the tooth block There is a tooth row close to one end of first tank, which has one to stir groove close to one end of the 3rd tank, the tooth row With the ring flank engagement of the ratchet head；

One toggle, the toggle include a clicking section and a control unit, which is rotationally inserted in this with the control unit In 3rd tank, which is located at outside the body, and the clicking section is so that the control unit rotates, and the control unit is away from the tooth One end of block has more a slot formed with two positioning grooves, the control unit close to one end of the tooth block；

One shifting part and one first elastic component, the shifting part are connected to the control unit of the toggle by first elastic component, The shifting part extends to the stirring in groove of the tooth block with respect to one end of the toggle；

Positioning piece and one second elastic component, the locating piece are arranged on the 3rd one end of tank away from second tank, should Second elastic component makes the locating piece have the trend towards toggle movement, which is optionally resisted against in two positioning groove One of which；

One locating part, the locating part generally for T-shaped have a wider limiting section and one it is relatively narrow plug portion, this plugs portion The slot of the toggle is inserted in, when the toggle rotates, the both sides of the limiting section are optionally supported to second tank with being somebody's turn to do The inner wall of 3rd tank intersection, to limit the slewing area of the toggle；

Wherein, which is rotated such that the shifting part cuts the tooth block between the first position and the second place Change.

The control unit of the toggle has a top surface towards one end of the tooth block, which has an inclined-plane respectively, Two inclined-plane rolls tiltedly toward the opposite of the top surface respectively.

Each inclined-plane is to be spent between 140 to 145 in the angle in the control unit with the top surface.

One end of the toggle towards the tooth block is recessed with one first accommodating hole, first elastic component and the shifting part It is located in first accommodating hole.

The slot is between the clicking section and first accommodating hole.

The width for plugging portion of the locating part is from one end of the closer limiting section toward one end further away from the limiting section Tapered, which be positioned in a manner of tight fit in the slot.

Recessed one second accommodating hole of side wall of the described one end of 3rd tank away from second tank, second elasticity Part is located in second accommodating hole with the locating piece.

First tank and second tank have a bottom surface of closing, the ratchet head and the tooth block be from this The top surface opening of one tank and second tank inserts first tank and in second tank, the 3rd tank is opening Formula, the control unit of the toggle is from after the bottom opening of the 3rd tank penetrates the 3rd tank, and the locating part is planted again In the slot to prevent the toggle from being dropped out from the 3rd tank, a cover plate lid be arranged on first tank, second tank, this The top surface of three tanks is to close.

The work department line for defining the locating part and the ratchet head is a first axle, and the axis of the shifting part is determined An adopted second axis, when the limiting section of the locating part supports the inner wall to second tank and the 3rd tank intersection When, the angle of the first axle and the second axis is between 25 degree to 30 degree.

The tooth block is arc.

The beneficial effects of the utility model：Its ratchet spanner provided easily assembles, and is avoided that shifting part is put in left and right Tank edge is tapped when dynamic, the moving range of shifting part can be limited.

Brief description of the drawings

Fig. 1 be the utility model be the utility model stereogram.

Fig. 2 is the three-dimensional exploded view of the utility model.

Fig. 2A is the front view of the locating part of the utility model.

Fig. 3 is the profile of the utility model.

Fig. 4 is the fragmentary cross-sectional view of the utility model.

10：Body 41：Clicking section

11：Work first 42：Control unit

111：First tank 421：First accommodating hole

112：Second tank 422：Positioning groove

113：3rd tank 423：Slot

114：Second accommodating hole 424：Inclined-plane

12：Lever 50：Shifting part

20：Ratchet head 60：First elastic component

21：The ring flank of tooth 70：Locating piece

22：Work department 80：Second elastic component

30：Tooth block 90：Locating part

31：Tooth row 91：Limiting section

32：Stir groove 92：Plug portion

40：Toggle

Embodiment

The possible embodiment aspect of the utility model is only illustrated with embodiment below, so and is not used to limit the utility model institute The category to be protected, conjunction are first chatted bright.

Please refer to Fig.1 to Fig. 4 and Fig. 2A, the utility model and a kind of ratchet spanner is provided, includes a body 10, a ratchet head 20th, a tooth block 30, a toggle 40, a shifting part 50, one first elastic component 60, positioning piece 70, one second elastic component 80, one limit Position part 90.

The body 10 includes a job first 11 and a lever 12, and the work first 11 has sequential and communicate one first Tank 111, one second tank 112 and one the 3rd tank 113；More particularly, the work first 11 is integrally formed with the lever 12, First tank 111, second tank 112 and the 3rd tank 113 are towards the 12 direction sequential of lever, first tank 111 be circle, which is semilune, and the 3rd tank 113 is heavy with 112 part of the second tank generally to be circular Repeatedly, and first tank 111 has the bottom surface of closing and open top, the bottom of the 3rd tank 113 with second tank 112 Portion is all open with top, in addition, the one end of the 3rd tank 113 further away from second tank 112 (or the tooth block 30) Side wall is more recessed with one second accommodating hole 114.

The ratchet head 20 is rotationally to be placed in first tank 111, which includes a ring flank of tooth 21 and one Work department 22；More particularly, which is to insert first tank 111, the work by the top of first tank 111 Portion 22 can be polygonal column or more corner apertures etc. for connecting other instruments.

The tooth block 30 is placed in second tank 112 and can be moved between a first position and a second place, should Tooth block 30 has a tooth row 31 close to one end of first tank 111, which has close to one end of the 3rd tank 113 One stirs groove 32, which engages with the ring flank of tooth 21 of the ratchet head 20；More particularly, which second held by this Second tank 112 is inserted at the top of groove 112, and the tooth block 30 in arcuation and can second tank 112 opposite end it Between move.

The toggle 40 includes a clicking section 41 and a control unit 42, which is rotationally inserted in the control unit 42 In 3rd tank 113, which is located at outside the body 10, and the clicking section 41 is for stirring so that 42 turns of the control unit Dynamic, the one end of the control unit 42 away from the tooth block 30 is formed with two positioning grooves 422, and the control unit 42 is close to the one of the tooth block 30 End has more a slot 423, the locating part 90 generally for T-shaped have a wider limiting section 91 and one it is relatively narrow plug portion 92, This plugs the slot 423 that portion 92 is inserted in the toggle 40, and when the toggle 40 rotates, the both sides of the limiting section 91 are optionally supported The inner wall to second tank 112 and 113 intersection of the 3rd tank is pushed up, to limit the slewing area of the toggle 40；It is clearer and more definite For, the width for plugging portion 92 of the locating part 90 is from one end of its closer limiting section 91 toward further away from the limiting section 91 Tapered at one end, the toggle 40 are inserted in the 3rd tank 113 with the bottom opening of control unit 42 from the 3rd tank 113, then The locating part 90 is inserted in the slot 423 in a manner of tight fit, to prevent the toggle 40 from falling from 113 bottom of the 3rd tank Go out, a cover board is covered on the top surface of first tank 111, second tank 112, the 3rd tank 113 to close it again；This Outside, in this present embodiment, the control unit 42 of the toggle 40 has a top surface, top surface both sides difference towards one end of the tooth block 30 With an inclined-plane 424, which rolls tiltedly toward the opposite of the top surface respectively, it is preferred that the respectively inclined-plane 424 and top surface It is to be spent between 140 to 145 in the angle in the control unit 42, in addition, one end of toggle 40 towards the tooth block 30 is recessed with one First accommodating hole 421, the slot 423 are located between the clicking section 41 and first accommodating hole 421.

The shifting part 50 is connected to the control unit 42 of the toggle 40 by first elastic component 60, and the shifting part 50 is opposite should One end of toggle 40 extends to the stirring in groove 32 of the tooth block 30；More particularly, first elastic component 60 and the shifting part 50 To be located in first accommodating hole 421, make the shifting part 50 have toward this stir groove 32 movement trend, and the shifting part 50 compared with It is a cylinder goodly, and the free end outside diameter of the shifting part 50 is tapered and form a chamfering.

The locating piece 70 is arranged on the 3rd one end of tank 113 away from second tank 112, which makes this Locating piece 70 has the trend moved towards the toggle 40, which is optionally resisted against in two positioning groove 422 wherein One；More particularly, which is located in second accommodating hole 114 with the locating piece 70, the locating piece 70 A preferably ball.

In this present embodiment, 22 line of work department for defining the locating part 90 and the ratchet head 20 is a first axle, should The axis of shifting part 50 defines a second axis, when the limiting section 91 of the locating part 90 support to second tank 112 and this During the inner wall of three tanks, 113 intersection, the angle of the first axle and the second axis is between 25 degree to 30 degree.

Thereby, the toggle 40 rotate with by the shifting part 50 by the tooth block 30 in the first position and the second place it Between or so switching, use switch the ratchet head 20 rotatable direction.

In actual use, user can be switched by the clicking section or so to change the usable rotational direction of ratchet head, and due to The locating part be with the toggle with dynamic, without hindering moving left and right for toggle, and locating part except can prevent toggle from dropping out with Outside, more shifting part can be replaced to hit left and right sides side wall, avoids shifting part from wearing or block, but pole is easy to assembling, in addition, can be by The slewing area of toggle is controlled by the size and shape of change locating part, and be not necessary to change toggle entirety design, it is great into The effect of step.

Claims

1. a kind of ratchet spanner, comprising：

One tooth block, is placed in second tank and can be moved between a first position and a second place, and the tooth block is close One end of first tank has a tooth row, which has one to stir groove close to one end of the 3rd tank, and the tooth row is with being somebody's turn to do The ring flank engagement of ratchet head；

One toggle, the toggle include a clicking section and a control unit, which is rotationally inserted in the 3rd with the control unit In tank, which is located at outside the body, and the clicking section is so that the control unit rotates, and the control unit is away from the tooth block One end has more a slot formed with two positioning grooves, the control unit close to one end of the tooth block；

One shifting part and one first elastic component, the shifting part are connected to the control unit of the toggle, this group by first elastic component Moving part extends to the stirring in groove of the tooth block with respect to one end of the toggle；

Positioning piece and one second elastic component, the locating piece are arranged on the 3rd one end of tank away from second tank, this second Elastic component makes the locating piece have the trend towards toggle movement, which is optionally resisted against in two positioning groove wherein One；

One locating part, the locating part generally for T-shaped have a wider limiting section and one it is relatively narrow plug portion, which plugs In the slot of the toggle, when the toggle rotates, the both sides of the limiting section are optionally supported to second tank and the 3rd The inner wall of tank intersection, to limit the slewing area of the toggle；

Wherein, which is rotated such that the shifting part switches the tooth block between the first position and the second place.

2. ratchet spanner according to claim 1, it is characterised in that：The control unit of the toggle is towards one end of the tooth block With a top surface, which has an inclined-plane respectively, which rolls tiltedly toward the opposite of the top surface respectively.

3. ratchet spanner according to claim 2, it is characterised in that：Each inclined-plane is with the top surface in the control unit Interior angle is between 140 to 145 degree.

4. ratchet spanner according to claim 1, it is characterised in that：One end of the toggle towards the tooth block is recessed with one First accommodating hole, first elastic component are located in first accommodating hole with the shifting part.

5. ratchet spanner according to claim 4, it is characterised in that：The slot is located at the clicking section and described first Between accommodating hole.

6. ratchet spanner according to any one of claims 1 to 5, it is characterised in that：The width for plugging portion of the locating part Spend from one end of the closer limiting section toward the tapered at one end further away from the limiting section, which determined in a manner of tight fit In the slot.

7. ratchet spanner according to any one of claims 1 to 5, it is characterised in that：3rd tank is away from described Recessed one second accommodating hole of side wall of one end of two tanks, it is second accommodating that second elastic component and the locating piece are located in this Hole.

8. ratchet spanner according to any one of claims 1 to 5, it is characterised in that：First tank and described second Tank has the bottom surface of closing, and the ratchet head with the tooth block is put from the top surface opening of first tank and second tank Enter first tank and in second tank, the 3rd tank is open, and the control unit of the toggle is held from the 3rd After the bottom opening of groove penetrates the 3rd tank, the locating part is inserted in the slot to prevent the toggle from holding from the 3rd again Groove drops out, and a cover plate lid is arranged on the top surface of first tank, second tank, the 3rd tank to close.

9. ratchet spanner according to any one of claims 1 to 5, it is characterised in that：Define the locating part and the spine The work department line of wheel head is a first axle, and the axis of the shifting part defines a second axis, spacing when the locating part When portion supports the inner wall to second tank and the 3rd tank intersection, the first axle and the angle of the second axis Between 25 degree to 30 degree.

10. ratchet spanner according to any one of claims 1 to 5, it is characterised in that：The tooth block is arc.