CN221818505U - Self-adaptive quick-adjusting outer hexagonal bolt wrench - Google Patents
Self-adaptive quick-adjusting outer hexagonal bolt wrench Download PDFInfo
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- CN221818505U CN221818505U CN202323481867.7U CN202323481867U CN221818505U CN 221818505 U CN221818505 U CN 221818505U CN 202323481867 U CN202323481867 U CN 202323481867U CN 221818505 U CN221818505 U CN 221818505U
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- 210000000078 claw Anatomy 0.000 claims description 37
- 230000007246 mechanism Effects 0.000 claims description 12
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 210000000080 chela (arthropods) Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
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- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The utility model discloses a self-adaptive quick-adjusting outer hexagonal bolt wrench, which comprises an operating rod, wherein one side of the operating rod is provided with a limiting rack; the front end of the operating rod is fixedly provided with a fixed jaw, the operating rod is provided with a movable jaw in a sliding manner, and the movable jaw is matched with the fixed jaw and is symmetrically arranged with the fixed jaw; the back of the movable jaw is provided with a movable jaw limiting assembly, and the movable jaw limiting assembly is in movable contact with the limiting rack for limiting. The nut adjusting device can rapidly adjust the distance between the fixed jaw and the movable jaw, flexibly install and detach nuts with different sizes, meet the nut installing and detaching requirements of different equipment or pipeline installing positions, simultaneously adjust the size of the nuts, and improve the working efficiency of installing and detaching the nuts and the hexagon bolts.
Description
Technical Field
The utility model relates to the technical field of wrench tools, in particular to an outer hexagonal bolt wrench capable of being adjusted adaptively and rapidly, which is used for installing and detaching nuts and outer hexagonal bolts.
Background
At present, when installing and detaching equipment and bolts and nuts of pipelines, the positions of frequently installing and detaching the nuts influence the force application space of a spanner due to the blocking of obstacles, and the spanner cannot be normally turned, so that the common spanner is difficult to operate. Meanwhile, nuts with different sizes can be encountered on site, and corresponding wrenches are required to be configured to conduct work development, so that the work efficiency is greatly influenced. The adjustable spanner used in the current market can be matched with nuts with different sizes, but the adjustable spanner is heavy, cannot be used conveniently and rapidly and is inconvenient to carry.
Among the existing wrenches, as disclosed in chinese utility model patent CN202020323554.6, a practical wrench for electric power installation is disclosed, which comprises a first fixed clamp and a connecting box, a second fixed clamp is arranged on the right of the first fixed clamp, a first latch is arranged below the second fixed clamp, a first rotating rod is arranged inside the first latch, first rotating bolts are arranged on two sides of the first rotating rod, a second latch is arranged below the first rotating bolts, and second rotating bolts are arranged on two sides of the second rotating rod. But this patent also has the following problems: 1. the second fixed pliers of the wrench are adjusted at the front end of the wrench, and nuts in a narrow space are positioned, the wrench cannot clamp the nuts and then is adjusted, the nuts cannot be clamped after the distance between the two fixed pliers is adjusted by visual inspection, and multiple attempts are made until the two fixed pliers of the wrench can clamp the nuts, so that the operation efficiency is low; 2. the adjusting direction of two fixed pincers is perpendicular with the action bars, and its width adjustment scope is limited, when need install and tear open the great different nuts of size difference, still need to change the spanner head of different models, and the operation is complicated, and the spanner of a plurality of models is inconvenient to carry.
Disclosure of Invention
The utility model aims to solve the technical problem of overcoming the defects in the prior art and providing a self-adaptive and rapid-adjustment outer hexagonal bolt spanner.
The utility model is realized by the following technical scheme:
An adaptive quick adjustment alien bolt wrench, comprising:
the device comprises an operating rod (1), wherein a limiting rack (11) is arranged on one side of the operating rod (1);
The fixed jaw (2) is fixedly arranged at the front end of the operating rod (1);
The movable jaw (3) is arranged on the operating rod (1) in a sliding manner, the movable jaw (3) is matched with the fixed jaw (2) and is symmetrically arranged with the fixed jaw (2) to be matched with the fixed jaw (2) to symmetrically clamp two sides of the nut (5);
The movable jaw limiting assembly (4) is arranged at the back of the movable jaw (3), and the movable jaw limiting assembly (4) is in movable contact limiting with the limiting rack (11) and is used for limiting the position of the movable jaw (3).
Further, the movable jaw limiting assembly (4) comprises:
One end of the sliding block seat (41) is fixed at the back of the movable jaw (3), a sliding groove (411) is arranged at the bottom of the sliding block seat (41), and the sliding groove (411) is arranged on the operating rod (1) in a sliding way; the top of the sliding block seat (41) is provided with a mechanism groove (412);
a hinge shaft (42) arranged in the middle of the mechanism groove (412);
The middle part of the limiting rod (43) is hinged on the hinge shaft (42), the front end of the limiting rod (43) is provided with a limiting claw (431), and the limiting claw (431) is contacted with the limiting rack (11);
The torsion spring (44) is arranged on the hinge shaft (42), one end of the torsion spring (44) is limited on the bottom surface of the mechanism groove (412), and the other end of the torsion spring is limited on the inner side of the limiting claw (43).
Further, the limiting rack (11) is a ratchet bar, the limiting pawl (431) is a pawl, and the ratchet limiting direction of the limiting rack (11) is the tail end direction of the operating rod (1).
Further, a limit claw handle (432) is arranged at the rear end of the limit rod (43), and the length of the limit claw handle (432) is larger than that of the limit claw (43).
Further, V-shaped grooves (21) are formed in the middle of the fixed jaw (2) and the middle of the movable jaw (3), and the angle of each V-shaped groove (21) is 120 degrees.
Further, anti-skid grooves (22) are arranged on the V-shaped grooves (21) and the clamping surfaces of the fixed jaw (2) and the movable jaw (3).
Further, one side of the operating rod (1) is provided with a graduated scale (12), a zero graduation line of the graduated scale (12) is aligned with the clamping surface of the fixed jaw (2), and the reading position of the graduated scale (12) is the clamping surface of the movable jaw (3).
Further, the tail end of the operating rod (1) is provided with an operating rod handle (13).
The working principle of the utility model is as follows:
According to the utility model, the fixed jaw (2) is fixed at the front end of the operating rod (1), the movable jaw (3) is arranged on the operating rod (1) in a sliding manner, the fixed jaw (2) and the movable jaw (3) are matched with each other to clamp the nuts (5), and the movable jaw (3) is used for adjusting the distance between the fixed jaw (2) and the nuts (5) with different sizes in a sliding manner; the movable jaw (3) is limited to the movable jaw (3) through a limiting rod (43) on the movable jaw limiting assembly (4) and a limiting rack (11) on the operating rod (1), the limiting rack (11) is a ratchet, a limiting pawl (431) at the front end of the limiting rod (43) is a pawl, the limiting direction of the ratchet of the limiting rack (11) is the tail end direction of the operating rod (1), and the movable jaw (3) and the movable jaw limiting assembly (4) can only move towards the fixed jaw (2) under the condition that the limiting rod (43) is not pressed.
When the distance between the clamping surfaces of the fixed jaw (2) and the movable jaw (3) is reduced, an operator pushes the movable jaw (3) to move towards the end of the fixed jaw (2) from the back of the movable jaw (3); in the moving process of the movable jaw (3), the limiting claw (431) is limited by the inclined plane of the ratchet of the limiting rack (11), the limiting claw (431) is extruded and lifted, the limiting claw handle (432) is pressed down, the torsion spring (44) is compressed by the limiting claw handle (432), after the claw tip of the limiting claw (431) passes through the ratchet tooth tip, the two ends of the torsion spring (44) are opened and reset, the limiting claw handle (432) is lifted, the limiting claw (431) is pressed down, and the claw tip of the limiting claw (431) stretches into the grooves between the two ratchet teeth, so that the movable jaw (3) reciprocates until the movable jaw (3) moves in place.
When the distance between the clamping surfaces of the fixed jaw (2) and the movable jaw (3) is increased, an operator presses a limit claw handle (432) into a mechanism groove (412) of the sliding block seat (41) by one hand, so that a limit claw (431) at the front end of the limit rod (43) is separated from the limit of the limit rack (11), and a torsion spring (44) is compressed by the limit claw handle (432); the operator presses the limit claw handle (432) and slides the sliding block seat (41) towards the end of the operating rod handle (13), after the movable jaw (3) moves in place, the operator releases the hand pressing the limit claw handle (432), the two ends of the torsion spring (44) are opened and reset, the limit claw handle (432) is lifted, the limit claw (431) is pressed down, and the claw tips of the limit claw (431) extend into grooves between two ratchet teeth to limit.
Compared with the prior art, the utility model has the beneficial effects that:
the adjustable spanner is simple in structure, convenient to operate, simple and clear to use, and portable compared with adjustable spanners used in the market.
According to the utility model, the distance between the fixed jaw (2) and the movable jaw (3) can be quickly adjusted, nuts (5) with different sizes can be flexibly installed and detached, the installation and detachment requirements of the nuts (5) with different equipment or pipeline installation positions are met, the size of the adjusting nuts (5) is simple and convenient, and the working efficiency of installing and detaching the nuts (5) is improved.
The fixed jaw (2) and the movable jaw (3) are provided with a plane clamping surface and a V-shaped groove (21) clamping surface, so that the nut (5) can be clamped from opposite sides of the nut (5) and the nut (5) can be clamped from opposite angles of the nut (5).
According to the movable jaw limiting assembly (4), the limiting jaw handle (432) at the tail end of the limiting rod (43) is pressed, limiting of the limiting jaw (431) can be released, when the nut is narrow in position space, an operator can not easily stretch into the nut to operate, the limiting jaw handle (432) can be pressed or the movable jaw (3) can be pushed to operate by means of slender and hard rod-shaped objects.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a top view of the present utility model;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2 in accordance with the present utility model;
FIG. 4 is an enlarged view of a portion of the utility model at B in FIG. 3;
FIG. 5 is an exploded view of the movable jaw limiting assembly of the present utility model;
FIG. 6 is a schematic view of the structure of the fixed jaw of the present utility model;
FIG. 7 is one of the usage patterns of the present utility model;
FIG. 8 is a second view of the present utility model.
Reference numerals in the drawings:
1-an operating rod, 11-a limiting rack, 12-a graduated scale and 13-an operating rod handle;
2-fixed jaw, 21-V-shaped groove and 22-anti-skid groove;
3-movable jaws;
the device comprises a 4-movable jaw limiting assembly, a 41-sliding block seat, a 411-sliding groove, a 412-mechanism groove, a 42-hinge shaft, a 43-limiting rod, a 431-limiting jaw, a 432-limiting jaw handle and a 44-torsion spring;
5-nut.
Detailed Description
In order to enable those skilled in the art to better understand the technical scheme of the present utility model, the following detailed description is provided with reference to the accompanying drawings.
As shown in fig. 1-8, an outer hexagonal bolt wrench capable of self-adapting and quick adjustment comprises an operating rod 1, wherein one side of the operating rod 1 is provided with a limiting rack 11; the front end of the operating rod 1 is fixedly provided with a fixed jaw 2, the operating rod 1 is provided with a movable jaw 3 in a sliding manner, and the movable jaw 3 is matched with the fixed jaw 2 and is symmetrically arranged with the fixed jaw 2; the back of the movable jaw 3 is provided with a movable jaw limiting assembly 4, and the movable jaw limiting assembly 4 is in movable contact with a limiting rack 11 for limiting.
In the embodiment, as shown in fig. 4 and 5, the movable jaw limiting assembly 4 comprises a sliding block seat 41 fixed at the back of the movable jaw 3, a sliding groove 411 is arranged at the bottom of the sliding block seat 41, and the sliding groove 411 is arranged on the operating rod 1 in a sliding manner; the top of the sliding block seat 41 is provided with a mechanism groove 412, the middle part of the mechanism groove 412 is provided with a hinge shaft 42, the middle part of the limiting rod 43 is hinged on the hinge shaft 42, the front end of the limiting rod 43 is provided with a limiting claw 431, and the limiting claw 431 is contacted with the limiting rack 11; the hinge shaft 42 is provided with a torsion spring 44, one end of the torsion spring 44 is limited on the bottom surface of the mechanism groove 412, and the other end is limited on the inner side of the limiting claw 43.
In the embodiment, as shown in fig. 4 and 5, the limiting rack 11 is a ratchet bar, the limiting pawl 431 is a pawl, and the ratchet limiting direction of the limiting rack 11 is the end direction of the operating rod 1; the movable jaw 3 and the movable jaw limiting assembly 4 can only move towards the fixed jaw 2 without pressing the limiting rod 43, and when the fixed jaw 2 and the movable jaw 3 clamp the nut 5, the limiting rack 11 limits the limiting claw 431 to move towards the operating rod handle 13.
In the embodiment, as shown in fig. 4 and 5, the rear end of the limiting rod 43 is provided with a limiting jaw handle 432, and the length of the limiting jaw handle 432 is greater than that of the limiting jaw 43, so as to increase the length of the power arm and reduce the force required for pressing the limiting rod 43.
In the embodiment, as shown in fig. 6, the middle parts of the fixed jaw 2 and the movable jaw 3 are provided with V-shaped grooves 21, the angle of the V-shaped grooves 21 is 120 degrees, and the angle of the V-shaped grooves 21 is matched with the angles of six corners of the hexagonal nut 5, so as to clamp the hexagonal nut 5 from a sharp angle position.
In the embodiment, as shown in fig. 6, the V-shaped grooves 21 and the clamping surfaces of the fixed jaw 2 and the movable jaw 3 are provided with anti-slip grooves 22 for enhancing the roughness of the surfaces of the V-shaped grooves 21 and the clamping surfaces.
In the embodiment, as shown in fig. 1 and 6, one side of the operating rod 1 is provided with a graduated scale 12, zero graduation lines of the graduated scale 12 are aligned with the clamping surface of the fixed jaw 2, and the reading position of the graduated scale 12 is the clamping surface of the movable jaw 3.
In the embodiment, as shown in fig. 1, 7 and 8, the end of the operating lever 1 is provided with an operating lever handle 13, which is convenient for an operator to grasp the operating lever 1.
The working mode of the utility model is as follows:
if the operator knows the opposite side dimension of the nut 5, the dimension is adjusted first, and then when the nut is disassembled and assembled by using the utility model:
According to the opposite side size of the nut 5, the position of the movable jaw 3 is adjusted; if the size of the position of the movable jaw 3 is larger than the opposite side size of the nut 5, pushing the movable jaw 3 from the back of the movable jaw 3 to move towards the end of the fixed jaw 2; if the size of the position of the movable jaw 3 is smaller than the opposite side size of the nut 5, an operator presses the limit jaw handle 432 into the mechanism groove 412 of the slide block seat 41 with one hand, so that the limit jaw 431 at the front end of the limit rod 43 breaks away from the limit of the limit rack 11, and holds the slide block seat 41 to slide towards the end of the handle 13 of the operation rod; and in the moving process of the movable jaw 3, observing the size position of the clamping surface of the movable jaw 3 on the graduated scale 12, and adjusting the movable jaw 3 to the size position of the graduated scale 12 corresponding to the opposite side size of the nut 5 by taking the clamping surface of the movable jaw 3 as a reading reference. After the movable jaw 3 is adjusted, the fixed jaw 2 and the movable jaw 3 are clamped on two opposite surfaces of the nut 5, and then the nut 5 can be driven to be unscrewed or screwed by holding the operating lever handle 13 to rotate.
If the operator does not know the opposite side dimension of the nut 5, the nut is disassembled by using the utility model: the operator presses the limit claw handle 432 into the mechanism groove 412 of the slide block seat 41 by one hand, so that the limit claw 431 at the front end of the limit rod 43 is separated from the limit of the limit rack 11, and the slide block seat 41 is held to slide towards the end of the handle 13 of the operation rod, so that the distance between the fixed jaw 2 and the movable jaw 3 is larger than the opposite side or the diagonal dimension of the nut 5; then, the operating rod handle 13 is held, the clamping surface of the fixed jaw 2 is tightly attached to the plane on one side of the nut 5, the movable jaw 3 is pushed by the other hand to be close to the nut 5 until the clamping surface of the movable jaw 3 contacts the nut 5, and then the operating rod handle 13 is held to rotate to drive the nut 5 to be unscrewed or screwed.
If the operator does not know the opposite side dimension of the nut 5, and the nut 5 is located in a small space: an operator holds the operating lever handle 13, the clamping surface of the fixed jaw 2 is clung to the plane on the side opposite to the operator on the nut 5, and then the back of the movable jaw 3 can be pushed with the assistance of a stick, so that the movable jaw 3 approaches the nut 5 to clamp the nut 5; after the nut 5 is screwed, if the nut 5 is difficult to separate from the nut 5 when the fixed jaw 2 and the movable jaw 3 clamp the nut 5, an operator can use a stick to assist in pressing the limiting jaw handle 432 into the slide block seat 41, so that the limiting jaw 431 at the front end of the limiting rod 43 is separated from the limiting rack 11 to limit, then holds the operating rod handle 13 to push towards the nut 5, and the fixed jaw 2 is separated from the nut 5, so that the wrench can be taken out.
It should be noted that the foregoing describes the technical solution of the present utility model in detail, and describes the principles of the present utility model, and the description of the above working principles is only used to help understand the core idea of the present utility model. It should be noted that it will be apparent to those skilled in the art that the present utility model may be modified and adapted without departing from the principles of the present utility model, and such modifications and adaptations are intended to be within the scope of the appended claims.
Modifications, additions, or substitutions to the described embodiments may be made by those skilled in the art without departing from the scope of the utility model as defined in the accompanying claims. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.
Claims (8)
1. An outer hexagonal bolt spanner of self-adaptation quick adjustment, its characterized in that includes:
the device comprises an operating rod (1), wherein a limiting rack (11) is arranged on one side of the operating rod (1);
The fixed jaw (2) is fixedly arranged at the front end of the operating rod (1);
The movable jaw (3) is arranged on the operating rod (1) in a sliding manner, the movable jaw (3) is matched with the fixed jaw (2) and is symmetrically arranged with the fixed jaw (2) to be matched with the fixed jaw (2) to symmetrically clamp two sides of the nut (5);
The movable jaw limiting assembly (4) is arranged at the back of the movable jaw (3), and the movable jaw limiting assembly (4) is in movable contact limiting with the limiting rack (11) and is used for limiting the position of the movable jaw (3).
2. The self-adaptive quick adjustment alien bolt spanner according to claim 1, wherein: the movable jaw limiting assembly (4) comprises:
One end of the sliding block seat (41) is fixed at the back of the movable jaw (3), a sliding groove (411) is arranged at the bottom of the sliding block seat (41), and the sliding groove (411) is arranged on the operating rod (1) in a sliding way; the top of the sliding block seat (41) is provided with a mechanism groove (412);
a hinge shaft (42) arranged in the middle of the mechanism groove (412);
The middle part of the limiting rod (43) is hinged on the hinge shaft (42), the front end of the limiting rod (43) is provided with a limiting claw (431), and the limiting claw (431) is contacted with the limiting rack (11);
The torsion spring (44) is arranged on the hinge shaft (42), one end of the torsion spring (44) is limited on the bottom surface of the mechanism groove (412), and the other end of the torsion spring is limited on the inner side of the limiting claw (43).
3. The self-adaptive quick adjustment alien bolt spanner according to claim 2, wherein: the limiting rack (11) is a ratchet bar, the limiting pawl (431) is a pawl, and the ratchet limiting direction of the limiting rack (11) is the tail end direction of the operating rod (1).
4. The self-adaptive quick adjustment alien bolt spanner according to claim 2, wherein: the rear end of the limiting rod (43) is provided with a limiting claw handle (432), and the length of the limiting claw handle (432) is greater than that of the limiting claw (43).
5. The self-adaptive quick adjustment alien bolt spanner according to claim 1, wherein: the middle parts of the fixed jaw (2) and the movable jaw (3) are provided with V-shaped grooves (21), and the angle of the V-shaped grooves (21) is 120 degrees.
6. The self-adaptive quick adjustment alien bolt spanner according to claim 5, wherein: the V-shaped grooves (21) and the clamping surfaces of the fixed jaw (2) and the movable jaw (3) are provided with anti-slip grooves (22).
7. The self-adaptive quick adjustment alien bolt spanner according to claim 1, wherein: one side of the operating rod (1) is provided with a graduated scale (12), a zero graduation line of the graduated scale (12) is aligned with the clamping surface of the fixed jaw (2), and the reading position of the graduated scale (12) is the clamping surface of the movable jaw (3).
8. The self-adaptive quick adjustment alien bolt spanner according to claim 1, wherein: the tail end of the operating rod (1) is provided with an operating rod handle (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323481867.7U CN221818505U (en) | 2023-12-20 | 2023-12-20 | Self-adaptive quick-adjusting outer hexagonal bolt wrench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323481867.7U CN221818505U (en) | 2023-12-20 | 2023-12-20 | Self-adaptive quick-adjusting outer hexagonal bolt wrench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221818505U true CN221818505U (en) | 2024-10-11 |
Family
ID=92953954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323481867.7U Active CN221818505U (en) | 2023-12-20 | 2023-12-20 | Self-adaptive quick-adjusting outer hexagonal bolt wrench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221818505U (en) |
-
2023
- 2023-12-20 CN CN202323481867.7U patent/CN221818505U/en active Active
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