CN103862411A

CN103862411A - Spanner device

Info

Publication number: CN103862411A
Application number: CN201210557083.5A
Authority: CN
Inventors: 陈怡富
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-12-18
Filing date: 2012-12-18
Publication date: 2014-06-18
Anticipated expiration: 2032-12-18
Also published as: CN103862411B

Abstract

The invention discloses a spanner device, which comprises a first grab handle and a second grab handle, wherein both ends of the first grab handle are respectively provided with a pin joint section and a pin-jointed bi-directional driving head; a groove is annularly formed in the circumferential side of the pin joint section; both ends of the second grab handle are respectively provided with a pivoting groove and a driving part; the pin joint section of the first grab handle is pivoted into the pivoting groove; a side screw hole which penetrates to the pivoting groove and corresponds to the groove is formed in the circumferential side of the second grab handle; a locating part is screwed in the side screw hole, and one end of the locating part is limited in the groove. The spanner device also further comprises a sliding sleeve; the sliding sleeve is glidingly sheathed on the first grab handle, and the sliding sleeve is controlled to slide towards the second grab handle and is positioned between the first grab handle and the second grab handle so as to limit the first grab handle and the second grab handle to relatively and coaxially rotate. The spanner device disclosed by the invention is easy to assemble and disassemble, and convenient for a user to assemble and replace elements; the control on the spanner can be performed according to the requirement of the user; the spanner coaxially and fixedly rotates or any handle part coaxially rotates relative to the other handle part; the handles cannot rotate under the fixed and coaxial rotation of the spanner, so that the operational process cannot be influenced, and good operational smoothness is kept.

Description

Wrench device

Technical field

The present invention is relevant with hand-held tool, espespecially can provide two kinds to carry out the pulling in device of axial rotation operation, and the feature of its package assembly, make its impaired mode that can't bear still can pass through under service condition replacement assembly, carry out the maintenance of spanner, can effectively save dealer's tool maintenance cost, and not need again to buy brand-new spanner.

Background technology

The use of hand-held tool is widely used among all trades and professions, no matter in the job requirements such as manufacture, assembling or maintenance, be all one of indispensable instrument.According to work requirements, the suitable hand-held tool of environmental selection, it uses kenel, and also large institute is different.General hand-held tool is, with the front end of a holding end, one driven unit is set, the driven unit of different kenels is just like sleeve, screwdriver head or spanner etc., its occupation mode mainly forces in holding end and drives driven unit to rotate, and simultaneously driven unit correspondence treats that work package carries out that screw lock is fixed or spiral separation reaches job requirements.

Most of hand-held tools have one or two driven units, provide one to 2 two kind to drive specification, in hand-held tool, belong to again spanner and be extremely subject to liking of user, refer to shown in accompanying drawing Figure 10, it is a kind of spanner with Dual Drive specification in prior art, this spanner has the

shank

91,92 of two mutual pivot joints, and buckle 93 by a C type and buckle and be butted on both mutual pivot points, so as to preventing that these

shanks

91,92 from departing from, and the end opposite of these two shanks, 91,92 pivot joints is distinctly provided with open-end wrench 94 and pivotable bi-directional drive 95.In the use, these

shanks

91,92 can relatively rotate this kind of spanner, avoid in operating process, because outstanding driving head 95 collides relative article or context, can reaching above-mentioned requirements so only need slightly adjust

shank

91,92 or axial rotation position.

Owing to being to buckle 93 pivots by C type to buckle combination between these

shanks

91,92, and be positioned at shank 92 end pivot joint interior locations, make in assembling, dismounting very difficult.And take, carry or operating process in landing and strike subsurface from hand accidentally, no matter be under open-end wrench 94 or pivotable bi-directional drive 95 damage situations, often cause only a kind of operations specifications of deposit receipt of this kind of spanner, lose originally designed user demand, user feels that practicality significantly reduces deeply, and produce the driven tool that abandons the thought of again buying or buy more in addition one group of required specification, so certainly will increase the unnecessary tool maintenance cost of dealer.

In addition in the use, by 91,92 of these handles both can another rotation of Arbitrary Relative characteristic, cause in stressed rotation process rotation phenomenon occur, not only affect the also related decline of operating handle operation smooth degree.

In view of this, the inventor feels above-mentioned defect deeply, relies in this industry practice and experience for many years, goes through repeatedly development and Design and implementation, finally invents a kind of wrench device, and improving above-mentioned disappearance becomes a kind of invention of the practicality utmost point.

Summary of the invention

Technical problem underlying to be solved by this invention is, overcomes the above-mentioned defect that prior art exists, and a kind of wrench device is provided, and its assembly and disassembly is easy, person's assembling easy to use and replacement assembly; Can carry out according to user's demand the control of spanner, allow spanner coaxially fix and rotate or arbitrary shank person another shank axial rotation relatively, under fixing coaxial rotates, rotation can not occur and affect operating process, keep excellent operation smooth degree.

The technical solution adopted for the present invention to solve the technical problems is:

A kind of wrench device comprises:

One first lever, its two ends have respectively a pivot joint section and the two-way driving head of pivot joint one, and all side rings of this pivot joint section are provided with a groove;

And one second lever, its two ends have respectively the pivot of wearing groove and a drive division, and the pivot joint section of the first lever is worn pivot in wearing pivot groove, and the second lever week side be provided with one and be through to the side screw of wearing pivot groove respective slot, be separately located at side screw with a locating part spiral shell and one end is limited in groove.

Wrench device of the present invention further comprises following technical characterictic:

Further comprise a sliding sleeve, this sliding sleeve slip cap is located at the first lever, and manipulates this sliding sleeve towards the second lever slip and be positioned between the first lever and the second lever, limits first and second lever and rotates to axial.

The all sides of this first lever comprise a first surface and one first restriction face, and all sides of the second lever comprise one second curved surface and one second restriction face, this sliding sleeve comprises an inner ring, and inner ring comprises that one is slidedly arranged on the negative camber of first and second curved surface, and one be slidedly arranged on first and second restriction face the face of placing restrictions on.

This drive division is opening shape spanner.This locating part is countersunk head screw.

The invention has the beneficial effects as follows, its assembly and disassembly is easy, person's assembling easy to use and replacement assembly; Can carry out according to user's demand the control of spanner, allow spanner coaxially fix and rotate or arbitrary shank person another shank axial rotation relatively, under fixing coaxial rotates, rotation can not occur and affect operating process, keep excellent operation smooth degree.

Accompanying drawing explanation

Below in conjunction with drawings and Examples, the present invention is further described.

Fig. 1 is exploded perspective schematic diagram of the present invention.

Fig. 2 is that the present invention combines cross-sectional schematic.

Fig. 3 is second embodiment of the invention exploded perspective schematic diagram.

Fig. 4 is second embodiment of the invention combination schematic diagram.

Fig. 5 is second embodiment of the invention sliding sleeve action schematic diagram.

Fig. 6 is that second embodiment of the invention sliding sleeve is positioned schematic diagram between the first lever and the second lever.

To be second embodiment of the invention sliding sleeve establish and depart from it and locate the second lever action schematic diagram towards driving head cunning Fig. 7.

Fig. 8 is the line segment of AA shown in Fig. 6 generalized section.

Fig. 9 is the line segment of BB shown in Fig. 6 generalized section.

Figure 10 is prior art spanner exploded perspective schematic diagram.

Number in the figure explanation:

1 first lever 11 pivot joint sections

12 driving head 13 grooves

14 first surface 15 first restriction faces

2 second levers 21 are worn pivot groove

22 drive division 23 side screws

24 locating part 25 second curved surfaces

26 second restriction face 3 sliding sleeves

31 interior ring 32 negative cambers

33 place restrictions on face

91 shank 92 shanks

93 C types are buckled 94 open-end wrench

95 driving heads

The specific embodiment

Relevant the technology used in the present invention, means and effect thereof, refer to shown in Fig. 1, Fig. 2, and wherein, wrench device of the present invention comprises:

One first lever 1, its two ends have respectively a pivot joint section 11 and the two-way driving head 12 of pivot joint one, and 11 weeks side rings of this pivot joint section are provided with a groove 13; This pivot joint section 11 is cylindric, and the end opposite of this first lever 1 relative pivot joint section 11 is forked, and driving head 12 is hubbed at forked;

And one second lever 2, its two ends have respectively the pivot of wearing groove 21 and a drive division 22, and the pivot joint section 11 of the first lever 1 is worn pivot in wearing pivot groove 21, and the second lever 2 weeks side is provided with one and is through to the side screw 23 of wearing pivot groove 21 respective slot 13, be separately located at side screw 23 with locating part 24 spiral shells and one end is limited in groove 13; The pivot joint section 11 of this first lever 1 is worn pivot and is worn pivot groove 21 in the second lever 2, and be limited among the groove 13 of pivot joint section 11 in side screw 23 and its one end by locating part 24 spiral shell groups, the pivot joint section 11 that so prevents the first lever 1 is departed from by the pivot groove 21 of wearing of the

second lever

2, and 1,2 of first and second levers are rotated to axial.This drive division 22 is opening shape spanner.This locating part 24 is countersunk head screw.

Ask for an interview following explanation about occupation mode of the present invention, and please together consult Fig. 1, shown in Fig. 2: the present invention by between the first lever 1 and the second lever 2 respectively with pivot joint section 11 with wear pivot groove 21 both be provided preliminary pivot group, and the another side screw 23 that is screwed together in the second lever 2 with locating part 24, the end of locating part 24 is entered to be worn pivot groove 21 and is limited in the groove 13 of pivot joint section 11, so provide first, two

levers

1, 2 rotate between the two to axial, and the first lever 1 is subject to the spacing of locating part 24, wear pivot groove 21 and can block 11 disengagings of pivot joint section, so first, two

levers

1, 2 can both not depart from mutually.

By said structure and assembly features, make this wrench device not only can possess the job requirements of two ends driving specification, in assembling process, convenient relevant operating personnel carries out especially.So taking, carry or operating process in accidentally from hand, drop and strike against ground, and it is impaired to cause drive division 22 or driving head 12 to impact ground, only need be from the side screw 23 of the second lever 2 reverse turn locating part 24, allow the end of locating part 24 depart from it and be limited to the first lever 1 groove 13 positions, can for the first lever 1 or the second lever 2, both depart from mutually, only need buy more for damaged location, replace the first lever 1 or the second lever 2, so, user does not need to give up the driving hand-held tool of again buying or additionally buy required specification, and can possess two user demands that drive specification of planting, therefore can reduce dealer's tool maintenance cost, reach object of the present invention and effect.

Please continue and consult shown in Fig. 3 to Fig. 7, it is for second embodiment of the invention is different from above-described embodiment, further comprise that a slip cap is located at the sliding sleeve 3 of the first lever 1, and manipulate this sliding sleeve 3 and slide and be positioned between the first lever 1 and the second lever 2 towards the second lever 2, limit first and

second lever

1,2 and rotate to axial, and do not have the disappearance that affects operating handle, operation smooth degree.

About the structure and the technical characterictic that coordinate between sliding sleeve 3 and first and

second lever

1,2, and refer to Fig. 6 to Fig. 9 and ask for an interview following explanation, wherein:

1 week side of this first lever comprises a first surface 14 and one

first restriction face

15, and 2 weeks sides of the second lever comprise one second curved surface 25 and one second restriction face 26, this sliding sleeve 3 comprises an inner ring 31, and inner ring 31 comprises that one is slidedly arranged on the negative camber 32 of first and second

curved surface

14,25, and a face of placing restrictions on 33 that is slidedly arranged on first and

second restriction face

15,26.

Make sliding sleeve 3 be slidedly arranged on 1,2 of first and second levers by said structure, it is placed restrictions on face 33 and is slidedly arranged between the first restriction face 15 and the

second restriction face

26,1,2 of first and second levers cannot be relatively rotated, become the lock-out state of this wrench device, be temporary integrative-structure kenel (as shown in Fig. 4, Fig. 6) as formed the first lever 1 and the second lever 2, be beneficial to user's operational requirements, and do not have arbitrarily first and

second lever

1,2 phenomenon that rotates, obtain excellent operation feel.

And operation sliding sleeve 3 is towards upwards slippage of driving head 12, the face of placing restrictions on 33 of sliding sleeve 3 departs from the second restriction face 26 of the second lever 2, first and

second lever

1,2 can be rotated to axial, to reach user's work angle and to adjust the job requirements (as shown in Fig. 5 and Fig. 7) such as use location.

The above, it is only preferred embodiment of the present invention, not the present invention is done to any pro forma restriction, any simple modification, equivalent variations and modification that every foundation technical spirit of the present invention is done above embodiment, all still belong in the scope of technical solution of the present invention.

In sum, the present invention is in structural design, use practicality and cost benefit, meet industry development completely required, and the structure disclosing is also to have unprecedented innovative structure, there is novelty, creativeness, practicality, meet the regulation about patent of invention important document, therefore mention application in accordance with the law.

Claims

1. a wrench device, is characterized in that, comprising:

2. wrench device according to claim 1, it is characterized in that, further comprise a sliding sleeve, this sliding sleeve slip cap is located at the first lever, and manipulate this sliding sleeve towards the second lever slip and be positioned between the first lever and the second lever, limit first and second lever and rotate to axial.

3. wrench device according to claim 2, it is characterized in that, the all sides of described the first lever comprise a first surface and one first restriction face, and all sides of the second lever comprise one second curved surface and one second restriction face, this sliding sleeve comprises an inner ring, and inner ring comprises that one is slidedly arranged on the negative camber of first and second curved surface, and one be slidedly arranged on first and second restriction face the face of placing restrictions on.

4. according to the wrench device described in any one in claims 1 to 3, it is characterized in that, described drive division is opening shape spanner.

5. according to the wrench device described in any one in claims 1 to 3, it is characterized in that, described locating part is countersunk head screw.