CN215470786U - Easy-to-disassemble and assemble labor-saving wrench - Google Patents
Easy-to-disassemble and assemble labor-saving wrench Download PDFInfo
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- CN215470786U CN215470786U CN202120616648.7U CN202120616648U CN215470786U CN 215470786 U CN215470786 U CN 215470786U CN 202120616648 U CN202120616648 U CN 202120616648U CN 215470786 U CN215470786 U CN 215470786U
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- jaw
- fixed
- movable jaw
- sliding block
- wrench
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Abstract
The utility model discloses a labor-saving wrench convenient to disassemble and assemble, belonging to the technical field of wrenches, the device comprises a wrench main body, a handle, a screw rod, a connecting rod, a fixed jaw and a movable jaw, wherein a jaw fixing seat is arranged above the wrench main body, the fixed jaw is fixedly connected with the jaw fixing seat, one side of the jaw fixing seat is designed into a hollow structure, a transverse slide block is connected with the surface of a guide rod fixed inside the jaw fixing seat in a sliding manner, the movable jaw is fixedly connected above the transverse slide block, a driving groove is arranged on the surface of the wrench main body, a screw rod is fixedly connected in a bearing I embedded in the driving groove, the screw rod is connected with the handle through a fixing shaft, the fixing shaft is fixedly connected in a bearing II embedded at the end part of the wrench main body, a longitudinal slide block is connected with the surface of the screw rod in a sliding manner, a fixing block on the longitudinal slide block is connected with one end of the connecting rod through a fixing pin, the other end of the connecting rod is fixedly connected with a fixing pin on the transverse slide block, the utility model has the characteristics of labor saving and convenient disassembly and assembly.
Description
Technical Field
The utility model belongs to the technical field of wrenches, and particularly relates to a labor-saving wrench convenient to disassemble and assemble.
Background
A wrench is a common installation and removal tool. Hand tools for turning bolts, screws, nuts and other threaded fasteners for tightening openings or trepanning of bolts or nuts using the principle of leverage.
The present time manual spanner when more commonly used is called ordinary spanner again, mainly includes handle, fixed jaw and adjustable jaw, mainly is applied to ordinary life work in, and its use is fairly simple, mainly divide into single-end solid wrench, double-end solid wrench, monkey wrench and box spanner etc. and corresponding spanner is chooseed for use to the characteristics according to the fastener that is fastened when manual spanner uses, holds the spanner handle end with the hand, and clockwise is screwed hard, and anticlockwise rotation can loosen.
However, when the movable jaw of the existing wrench is adjusted, the worm on the handle is generally rotated by the thumb, so that time and labor are wasted during repeated adjustment, the thumb is easily abraded and injured, and the fixed jaw and the movable jaw are damaged inconveniently or even cannot be replaced, so that the whole wrench is directly scrapped.
Therefore, in order to solve the problem, a labor-saving wrench convenient to disassemble and assemble needs to be developed and designed, and the problem that the existing wrench is labor-consuming and inconvenient to disassemble and assemble is solved.
Disclosure of Invention
Aiming at the defects in the prior art, the embodiment of the utility model aims to provide the labor-saving wrench convenient to disassemble and assemble so as to solve the problems in the prior art.
In order to achieve the purpose, the utility model provides the following technical scheme:
a labor-saving wrench convenient to disassemble and assemble, which comprises a wrench main body, a handle, a screw rod, a connecting rod, a fixed jaw and a movable jaw, a jaw fixing seat is arranged above the wrench main body, the fixed jaw is fixedly connected with the jaw fixing seat, one side of the jaw fixing seat is designed to be a hollow structure, and the surface of the guide rod fixed inside is connected with a transverse sliding block in a sliding way, the movable jaw is fixedly connected above the transverse sliding block, the surface of the wrench main body is provided with a driving groove, a bearing I embedded in the driving groove is fixedly connected with a screw rod, the screw rod is connected with the handle through a fixed shaft which is fixedly connected in a bearing II embedded at the end part of the wrench main body, the surface of the screw rod is connected with a longitudinal sliding block in a sliding mode, a fixed block on the longitudinal sliding block is connected with one end of a connecting rod through a fixed pin, and the other end of the connecting rod is fixedly connected with the fixed pin on the transverse sliding block.
As a further scheme of the utility model, a fixed jaw base and a movable jaw base are respectively arranged below the fixed jaw and the movable jaw, the fixed jaw base and the movable jaw base are respectively embedded into clamping grooves formed in the surfaces of the transverse sliding block and the jaw fixing seat through a fixed jaw inserting plate and a movable jaw inserting plate, through holes are respectively formed in the surfaces of the fixed jaw inserting plate, the movable jaw inserting plate, the transverse sliding block and the jaw fixing seat, an inserting rod is embedded into the through holes, a fixing plate is arranged at one end of the inserting rod, and a locking nut is connected to the other end of the inserting rod in a threaded manner.
As a further scheme of the utility model, the surface of the jaw fixing seat is provided with a first limiting groove and a second limiting groove, the movable jaw inserting plate is connected in the second limiting groove in a sliding manner, the transverse sliding block is connected in the first limiting groove in a sliding manner, and the longitudinal sliding block is connected in a sliding groove formed in the inner wall of the driving groove in a sliding manner.
As a further scheme of the utility model, the number of the inserted rods is two, and the inserted rods are embedded on a fixing plate.
As a further scheme of the utility model, a cover plate is connected above the driving groove through a screw.
As a further scheme of the utility model, the surfaces of the fixed jaw and the movable jaw are provided with sawtooth grooves.
In summary, compared with the prior art, the embodiment of the utility model has the following beneficial effects:
1. the twist grip drives vertical slider through the lead screw, under the drive of connecting rod to drive horizontal slider along the guide bar, thereby drive movable vice jaw and remove and the clamp bolt towards fixed vice jaw's direction, twist the bolt through rotating spanner main part, solved and adjusted the more difficult problem of movable vice jaw time, possessed laborsaving characteristics.
2. The fixed jaw and the movable jaw are inserted into the clamping grooves on the surfaces of the transverse sliding block and the jaw fixing seat through the fixed jaw inserting plate, the movable jaw inserting plate is inserted into the through holes on the surfaces of the transverse sliding block and the jaw fixing seat, the fixed jaw and the movable jaw can be fixed by screwing the locking nut, when the fixed jaw and the movable jaw are damaged and need to be replaced, the locking nut is loosened from one end of the inserting rod, the two fingers clamp the fixing plate to extract the inserting rod from the through holes, the fixed jaw and the movable jaw can be disassembled, and the movable jaw is convenient to disassemble and install.
To more clearly illustrate the structural features and effects of the present invention, the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
Drawings
Fig. 1 is a schematic structural diagram of the utility model.
Fig. 2 is a schematic structural diagram of the utility model.
Fig. 3 is an installation schematic diagram of the middle fixed jaw of the utility model.
Fig. 4 is an installation schematic diagram of the middle movable jaw of the utility model.
Fig. 5 is a front view of the structure of the utility model.
Reference numerals: 1-wrench body, 2-fixed jaw, 201-fixed jaw base, 202-fixed jaw inserting plate, 3-movable jaw, 301-movable jaw base, 302-movable jaw inserting plate, 4-jaw fixing base, 401-first limiting groove, 402-second limiting groove, 5-guide rod, 6-transverse sliding block, 7-connecting rod, 8-fixing block, 9-longitudinal sliding block, 10-fixing pin, 11-driving groove, 12-lead screw, 13-fixing shaft, 14-handle, 15-sliding groove, 16-bearing I, 17-sawtooth groove, 18-fixing plate, 19-inserting rod, 20-locking nut, 21-cover plate and 22-screw.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
Example 1
Referring to fig. 1, 2 and 5, a labor saving wrench convenient to disassemble and assemble comprises a wrench body 1, a handle 14, a screw rod 12, a connecting rod 7, a fixed jaw 2 and a movable jaw 3, wherein a jaw fixing seat 4 is arranged above the wrench body 1, the fixed jaw 2 is fixedly connected with the jaw fixing seat 4, one side of the jaw fixing seat 4 is designed to be a hollow structure, a horizontal slider 6 is slidably connected to the surface of a guide rod 5 fixed inside, the movable jaw 3 is fixedly connected above the horizontal slider 6, a driving groove 11 is formed in the surface of the wrench body 1, the screw rod 12 is fixedly connected in a bearing I16 embedded in the driving groove 11, the screw rod 12 is connected with the handle 14 through a fixing shaft 13, the fixing shaft 13 is fixedly connected in a bearing II embedded at the end of the wrench body 1, a longitudinal slider 9 is slidably connected to the surface of the screw rod 12, a fixing block 8 on the longitudinal slider 9 is connected with one end of the connecting rod 7 through a fixing pin 10, the other end of the connecting rod 7 is fixedly connected with a fixed pin on the transverse sliding block 6.
The rotating handle 14 drives the longitudinal sliding block 9 through the screw rod 12, and under the driving of the connecting rod 7, the transverse sliding block 6 is driven to move along the guide rod 5, so that the movable jaw 3 is driven to move towards the fixed jaw 2 and clamp the bolt, the bolt is screwed through rotating the wrench main body 1, the problem that the movable jaw 3 is labor-saving in adjusting is solved, and the labor-saving characteristic is achieved.
The longitudinal sliding block 9 is connected in a sliding groove 15 formed in the inner wall of the driving groove 11 in a sliding mode, and the sliding groove 15 can improve the stability of the longitudinal sliding block 9 in the moving process and prevent the longitudinal sliding block 9 from shaking.
The fixed jaw 2 and the movable jaw 3 are provided with sawtooth grooves 17 on the surfaces, so that the friction force between the fixed jaw 2 and the movable jaw 3 and the bolt is increased.
A cover plate 21 is connected to the upper part of the driving groove 11 through a screw 22, and the cover plate 21 can prevent dust from entering the driving groove 11.
Example 2
Referring to fig. 1, fig. 3 and fig. 4, the labor saving wrench convenient to assemble and disassemble further comprises a fixed jaw 2 and a movable jaw 3, a fixed jaw base 201 and a movable jaw base 301 are respectively arranged below the fixed jaw 2 and the movable jaw 3, the fixed jaw base 201 and the movable jaw base 301 are respectively embedded into the clamping grooves formed on the surfaces of the transverse slider 6 and the jaw fixing seat 4 through a fixed jaw inserting plate 202 and a movable jaw inserting plate 302, the fixed jaw inserting plate 202, the movable jaw inserting plate 302, the transverse slider 6 and the jaw fixing seat 4 are respectively provided with a through hole, an inserting rod 19 is embedded into the through hole, one end of the inserting rod 19 is provided with a fixing plate 18, the other end is in threaded connection with a locking nut 20, the fixed jaw 2 and the movable jaw 3 are inserted into the clamping grooves formed on the surfaces of the transverse slider 6 and the jaw fixing seat 4 through the fixed jaw inserting plate 202 and the movable jaw inserting plate 302, the inserted link 19 is inserted into the through holes on the surfaces of the fixed jaw inserted board 202, the movable jaw inserted board 302, the transverse sliding block 6 and the jaw fixed seat 4, and the fixed jaw 2 and the movable jaw 3 can be fixed by screwing the lock nut 20, when the fixed jaw 2 and the movable jaw 3 are damaged and need to be replaced, the lock nut 20 is loosened from one end of the inserted link 19, the fixed plate 18 is clamped by two fingers to pull out the inserted link 19 from the through holes, so that the fixed jaw 2 and the movable jaw 3 can be detached, and the fixed jaw has the characteristic of convenient detachment and installation.
The quantity of inserted bar 19 is two to all inlay on a fixed plate 18, two inserted bars 19 can prevent that fixed jaw 2 and movable jaw 3 from rocking around inserted bar 19 axis, possess the characteristics that the fastness is good and stability is good.
The rest of the structure of this example is the same as example 1.
The working principle of the utility model is as follows: the handle 14 is rotated to drive the longitudinal slide block 9 through the screw rod 12, the transverse slide block 6 is driven by the connecting rod 7 to move along the guide rod 5, so as to drive the movable jaw 3 to move towards the fixed jaw 2 and clamp the bolt, the bolt is screwed by rotating the wrench body 1, when the fixed jaw 2 and the movable jaw 3 are damaged and need to be replaced, the locking nut 20 is loosened from one end of the inserted link 19, the fixed plate 18 is clamped by two fingers to pull out the inserted link 19 from the through hole, and then the fixed jaw 2 and the movable jaw 3 can be detached.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. The utility model provides a laborsaving spanner convenient to dismouting, includes spanner main part (1), handle (14), lead screw (12), connecting rod (7), regular jaw (2) and movable jaw (3), its characterized in that, spanner main part (1) top is provided with keeps silent fixing base (4), regular jaw (2) and keep silent fixing base (4) fixed connection, keep silent fixing base (4) one side design for hollow structure to inside fixed guide bar (5) surface sliding connection has horizontal slider (6), movable jaw (3) fixed connection is in horizontal slider (6) top, spanner main part (1) surface has seted up driving groove (11), fixedly connected with lead screw (12) in bearing one (16) of inlaying in driving groove (11), lead screw (12) are through fixed axle (13) connection handle (14), fixed axle (13) fixed connection is in spanner main part (1) tip bearing two of inlaying, the surface of the screw rod (12) is connected with a longitudinal sliding block (9) in a sliding mode, a fixed block (8) on the longitudinal sliding block (9) is connected with one end of a connecting rod (7) through a fixed pin (10), and the other end of the connecting rod (7) is fixedly connected with the fixed pin on the transverse sliding block (6).
2. The wrench convenient to disassemble and assemble according to claim 1, characterized in that a fixed jaw base (201) and a movable jaw base (301) are respectively arranged below the fixed jaw (2) and the movable jaw (3), the fixed jaw base (201) and the movable jaw base (301) are respectively embedded into the clamping grooves formed in the surfaces of the transverse sliding block (6) and the jaw fixing seat (4) through a fixed jaw inserting plate (202) and a movable jaw inserting plate (302), through holes are formed in the surfaces of the fixed jaw inserting plate (202), the movable jaw inserting plate (302), the transverse sliding block (6) and the jaw fixing seat (4), an inserting rod (19) is embedded into the through holes, one end of the inserting rod (19) is provided with a fixing plate (18), and the other end of the inserting rod is in threaded connection with a locking nut (20).
3. The wrench convenient to disassemble and assemble according to claim 2, wherein the jaw fixing seat (4) is provided with a first limiting groove (401) and a second limiting groove (402) on the surface, the movable jaw insert plate (302) is slidably connected in the second limiting groove (402), the transverse sliding block (6) is slidably connected in the first limiting groove (401), and the longitudinal sliding block (9) is slidably connected in a sliding groove (15) formed in the inner wall of the driving groove (11).
4. A labor-saving wrench as claimed in claim 2, wherein the number of the insertion rods (19) is two, and they are embedded in a fixing plate (18).
5. A labor-saving wrench as claimed in claim 1, wherein a cover plate (21) is connected to the upper side of the driving groove (11) by a screw (22).
6. The labor-saving wrench convenient to disassemble and assemble as claimed in claim 2, wherein the fixed jaw (2) and the movable jaw (3) are provided with sawtooth grooves (17) on the surfaces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120616648.7U CN215470786U (en) | 2021-03-26 | 2021-03-26 | Easy-to-disassemble and assemble labor-saving wrench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120616648.7U CN215470786U (en) | 2021-03-26 | 2021-03-26 | Easy-to-disassemble and assemble labor-saving wrench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215470786U true CN215470786U (en) | 2022-01-11 |
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ID=79772942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120616648.7U Active CN215470786U (en) | 2021-03-26 | 2021-03-26 | Easy-to-disassemble and assemble labor-saving wrench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215470786U (en) |
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2021
- 2021-03-26 CN CN202120616648.7U patent/CN215470786U/en active Active
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