CN1575927A

CN1575927A - Locking double-joint tool

Info

Publication number: CN1575927A
Application number: CN 200410004812
Authority: CN
Inventors: 陈泰佐
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-07-11
Filing date: 2004-02-09
Publication date: 2005-02-09

Abstract

The invention relates to a locking double joint tool, comprising the following parts: a first handle which comprises a first end and a second end, a driving head, one end of which can be used to twist and rotate the screw part and the other end is arranged at the first end of the first handle and can pivot longitudinally relative to the first handle, a second handle, one end of which is arranged at the second end of the first handle and can pivot laterally relative to the first handle, a pawl mechanism arranged in the first handle and can selectively limit the relative pivot relation between the drive head and the first handle and the relation between the second handle and the first handle.

Description

Locking-typed doublejointed instrument

Technical field

The present invention relates to a kind of instrument, particularly a kind of locking-typed doublejointed instrument.

Background technology

Along with development of science and technology and progress, people to the requirement of things also from the old thinking of " can with all right ", suitable exquisiteness and requirement become, have the conception of continuous progress or innovation only, produce new form to improve the surcharge of product, and effectively reduce cost, could under the test of Market competition, survive.

The Taiwan patent announcement is numbered the patent case No. 135392, be the existing speed formula of the putting spanner of shaking the head, its driving head 10 is hubbed on the joint 21 of spanner handle 20 1 ends, in the spanner handle 20 and be provided with a holding block 30 and in order to the steel ball 41 and the button 40 of control holding block 30, this holding block 30 is provided with tooth 31 and can meshes with the fastening tooth 12 of driving head 10, with the rotation of restriction driving head 10.After press push button 40, steel ball 41 can freely enter in the arc hole 401 of button 40 and holding block 30 is separated with the fastening tooth 12 of driving head 10, adjusting angle, otherwise, can make both engage the location mutually.Though the driving head 10 of this existing spanner of shaking the head can produce pivot pendulum displacement longitudinally with spanner handle 20, the rigidity structure that right its spanner handle 20 is an one, and can't produce horizontal pivot pendulum, if meeting the fault thing when operation stops, spanner promptly can't use, have more restriction in the use, not handy, practical.The disadvantages that the spanner of should existing shaking the head is derived has in fact and is researched and developed the necessity that improves.

Therefore, the present invention's problem of wanting to get rid of or alleviating prior art at least and met with.

Summary of the invention

The objective of the invention is to overcome the deficiencies in the prior art and defective, though the technical problem that desire solves is the driving head of the existing spanner of shaking the head and can produces pivot pendulum displacement longitudinally with spanner handle, right its spanner handle is the rigidity structure of one, and can't produce horizontal pivot pendulum, if meeting the fault thing when operation stops, spanner promptly can't use, and has more restriction in the use, and is not handy, practical.

For reaching above-mentioned purpose, the invention provides a kind of locking-typed doublejointed instrument, first end of its this first handle is pivoted with a driving head, and this driving head can produce relative longitudinally pivot with first handle and put.Second end of this first handle is pivoted with one second handle, and this second handle can produce horizontal relative pivot pendulum with first handle.This is located at the clip mechanism in first handle, and optionally limits driving head and put relation with the relative pivot between first handle and first handle and second handle.Thus, this doublejointed instrument can be done vertically and horizontal relative pivot pendulum, and applicable to the operation down of narrow and small environment, has preferable operating characteristics, is in fact one to have the invention of industry applications.

Other purpose, advantage and novel characteristics of the present invention will be more obvious from the following detailed description and related drawings.

Description of drawings

Fig. 1 is a three-dimensional combination figure of the present invention;

Fig. 2 is a three-dimensional exploded view of the present invention;

Fig. 3 is a part cutaway view of the present invention, and the Show Button is positioned at primary importance;

Fig. 4 is a part cutaway view of the present invention, and the Show Button is positioned at the second place, and second handle produces horizontal relative pivot pendulum with first handle;

Fig. 5 is that the edge of Fig. 4 is continuous, and the display driver head produces relative longitudinally pivot pendulum with first handle.

Symbol description among the figure

10 doublejointed instruments, 20 driving heads, 21 ratchet rings

22 pivot portions, 23 pin-and-holes, 24 teeth

30 first handles, 31 card divisions, 32 pin-and-holes

33 pin 35 card divisions, 34 holes

36 pin-and-hole 37 holes, 38 perforation

39 pins, 40 second handles, 41 pivot portions

42 pin-and-holes, 43 teeth, 44 driving heads

50 clip mechanisms, 51 buttons, 511 first depressions

512 second depressions, 52 clamping pieces, 521 teeth

522 holes, 53 clamping pieces, 531 teeth

532 holes, 54 elastomers, 55 steel balls

The specific embodiment

With reference to Fig. 1, first embodiment according to the invention, this doublejointed instrument 10 can be in order to switching spiral shell spare.

With reference to Fig. 2, this doublejointed instrument 10 comprises: a driving head 20, one first handle 30, one second handle 40 and a clip mechanism 50.One end of driving head 20 is hubbed at first end of first handle 30, and can produce relative longitudinally pivot pendulum with first handle 30.Second handle 40 is hubbed at second end of first handle 30, and can produce horizontal relative pivot pendulum with first handle 30.Clip mechanism 50 is located in first handle 30, and optionally limits the relative pivot pendulum relation of 40 of driving head 20 and first handle 30 and first handle 30 and second handles.

Driving head 20 includes first end and second end, and its first end is provided with one can be for the ratchet ring 21 and the ratchet drive mechanism (not shown) of spiral shell spare setting.Its second end is provided with a pivot portion 22, and the outer rim of this pivot portion 22 also is equipped with tooth 24, and the stage casing of this pivot portion 22 also laterally is provided with a pin-and-hole 23.

First handle 30 includes first end and second end, its first end vertically is provided with the card division 31 that without exception is the U font, the stage casing of this card division 31 laterally is provided with a pin-and-hole 32, this card division 31 is ccontaining for the pivot portion 22 of driving head 20, and 33 be arranged in the pin-and-hole 32 of first handle 30 and the pin-and-hole 23 of driving head 20 by a pin, thereby the pivot portion 22 that makes driving head 20 is hubbed at first handle 30, and this first end also is axially arranged with a hole 34.Its second end laterally is provided with the card division 35 that without exception is the U font, and the stage casing of this card division 35 vertically is provided with a pin-and-hole 36, and this second end also is axially arranged with a hole 37.The lateral margin of this first handle 30 also laterally is provided with a perforation 38, and this perforation 38 is communicated in the hole 34 of first end and the hole 37 of second end.

Second handle 40 includes first end and second end, its first end is provided with a pivot portion 41, the stage casing of this pivot portion 41 vertically is provided with a pin-and-hole 42, the outer rim of pivot portion 41 also is equipped with tooth 43, this pivot portion 41 is placed in the card division 35 of first handle, 30 second ends, and 39 be arranged in the pin-and-hole 36 of first handle 30 and the pin-and-hole 42 of second handle 40, thereby make first end of second handle 40 be hubbed at second end of first handle 30 by a pin.Second end of this second handle 40 and be pivoted with another driving head 44 can be in order to switching spiral shell spare.

Clip mechanism 50 includes a button 51 and two clamping pieces 52,53.This button 51 is located in the perforation 38 of first handle 40, and the outer rim appropriate location ring of button 51 is established one first depression, 511 and second depression 512.This two

clamping piece

52,53 includes first end and second end, and its first end is provided with tooth 521,531, and its second end is provided with a hole 522,532 can be ccontaining for an elastomer 54 and a steel ball 55.This two

clamping piece

52,53 is located in the hole 34 of first handle, 30 first ends respectively and in the hole 37 of first handle, 30 second ends, the tooth 521,531 of its first end also is engaged in the tooth 24 of driving head 20 and the tooth 43 of second handle 40 respectively, and the steel ball 55 of its second end is subjected to the butted of elastomer 54 and optionally fastens first depression, 511 or second depression 512 in button 51.

With reference to Fig. 3, the button 51 that shows clip mechanism 50 is positioned at primary importance, at this moment, the steel ball 55 of two clamping pieces, 52,53 second ends is positioned at second depression 512 of button 51, and then limited the displacement of two

clamping pieces

52,53, make the tooth 521,531 of these two clamping pieces, 52,53 first ends be engaged in the tooth 24 of driving head 20 and the tooth 43 of second handle 40 respectively.So, driving head 20 can't produce relative longitudinally pivot pendulum relation with first handle 30, and second handle 40 also can't produce horizontal relative pivot pendulum relation with first handle 30.

With reference to Fig. 4, when user's desire is adjusted the position of 30 of driving head 20 and first handles, or during the position of 30 of second handle 40 and first handles, the button 51 that can operate clip mechanism 50 is moved to the second place.At this moment, the steel ball 55 of two clamping pieces, 52,53 second ends is positioned at first depression 511 of button 51, this two

clamping piece

52,53 has in enough displacement spaces and contracts, and the tooth 521,531 of these two clamping pieces, 52,53 first ends is broken away from respectively in the tooth 24 of driving head 20 and the tooth 43 of second handle 40.So, the demand the when user just can comply with operation, and adjust second handle, 40 relative first handle, 30 horizontal pivots pendulum to suitable position, with reference to Fig. 5, can adjust extremely suitable position of driving head 20 relative first handle, 30 vertical pivots pendulum equally.

After driving head 20 and second handle 40 are adjusted to the appropriate location, the button 51 that can operate clip mechanism 50 is to primary importance, two

clamping pieces

52,53 of clip mechanism 50 can limit driving head 20 once again and second handle 20 concerns with the relative pivot pendulum of 30 of first handles, thus, this doublejointed instrument 10 can be done vertically and horizontal relative pivot pendulum, applicable to the down operation of narrow and small environment, have preferable operating characteristics, be one to have the invention of industry applications and progressive in fact.

Can summarize the present invention with regard to the above and have following advantage:

1. locking-typed doublejointed instrument of the present invention, first end of its first handle is pivoted with a driving head, and this driving head can produce relative longitudinally pivot pendulum with first handle.Second end of this first handle is pivoted with one second handle, and this second handle can produce horizontal relative pivot pendulum with first handle.Thereby this doublejointed instrument can being done vertically and horizontal relative pivot pendulum, and applicable to the operation down of narrow and small environment, have preferable operating characteristics, is one to have the invention of industry applications in fact.

2. locking-typed doublejointed instrument of the present invention, it is located at clip mechanism in first handle and optionally limits driving head and put with the relative pivot between first handle and second handle and first handle and concern.When the button of clip mechanism was positioned at primary importance, two clamping pieces were engaged in the driving head and second handle respectively, and had limited the relative pivot pendulum between driving head and second handle and first handle.When the button of clip mechanism was positioned at the second place, two clamping pieces no longer were engaged in the driving head and second handle, and the user can adjust on demand, in fact were one to have the invention of progressive.

Only the above, only be preferred embodiment of the present invention, when can not with qualification scope of the invention process, so the displacement of the change of numerical value or equivalent elements such as, or, all should still belong to the category that patent of the present invention contains according to equalization variation and modification that the scope of claims of the present invention is done.

Claims

1. a locking-typed doublejointed instrument is characterized in that, includes:

One first handle, it includes first end and second end;

One driving head, the one end can be in order to switching spiral shell spare, and it holds first end that is hubbed at first handle in addition, and can produce relative longitudinally pivot pendulum relation with first handle;

One second handle, one end are hubbed at second end of first handle, and can produce horizontal relative pivot pendulum relation with first handle;

One clip mechanism, it is located in first handle, and optionally limits driving head and put relation with the relative pivot between first handle or second handle and first handle.

2. locking-typed doublejointed instrument as claimed in claim 1, wherein, first end of this driving head is provided with one can be for the ratchet ring and a ratchet drive mechanism of spiral shell spare setting.

3. locking-typed doublejointed instrument as claimed in claim 1, wherein, second end of this driving head is provided with a pivot portion, and the outer rim of this pivot portion also is equipped with tooth, and the stage casing of this pivot portion also laterally is provided with a pin-and-hole.

4. locking-typed doublejointed instrument as claimed in claim 1, wherein, an end of this first handle vertically is provided with a card division, and the stage casing of this card division laterally is provided with a pin-and-hole, and this first handle also is axially arranged with a hole.

5. locking-typed doublejointed instrument as claimed in claim 1, wherein, the end in addition of this first handle laterally is provided with a card division, and the stage casing of this card division vertically is provided with a pin-and-hole, and this second end also is axially arranged with a hole.

6. locking-typed doublejointed instrument as claimed in claim 1, wherein, an end of this second handle is provided with a pivot portion, and the stage casing of this pivot portion vertically is provided with a pin-and-hole, and the outer rim of pivot portion also is equipped with tooth.

7. locking-typed doublejointed instrument as claimed in claim 1, wherein, second end of this second handle is pivoted with another driving head can be in order to switching spiral shell spare.

8. locking-typed doublejointed instrument as claimed in claim 1, wherein, this clip mechanism includes a button and two clamping pieces.

9. locking-typed doublejointed instrument as claimed in claim 8, wherein, the outer rim appropriate location ring of this button is established one first depression and second depression.

10. locking-typed doublejointed instrument as claimed in claim 8, wherein, this first handle lateral margin laterally is provided with a perforation, and this perforation is ccontaining for button.

11. locking-typed doublejointed instrument as claimed in claim 8, wherein, this two clamping piece includes first end and second end, and its first end is provided with tooth.

12. locking-typed doublejointed instrument as claimed in claim 11, wherein, second end of this two clamping piece is provided with a hole can be ccontaining for an elastomer and a steel ball, and this steel ball is subjected to elastomeric butted and optionally fasten in button.