CN211193661U - Light wrench for disassembling and screwing large-width thin nut - Google Patents
Light wrench for disassembling and screwing large-width thin nut Download PDFInfo
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- CN211193661U CN211193661U CN201921553545.XU CN201921553545U CN211193661U CN 211193661 U CN211193661 U CN 211193661U CN 201921553545 U CN201921553545 U CN 201921553545U CN 211193661 U CN211193661 U CN 211193661U
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- jackscrew
- arm
- fixed arm
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- baffle
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Abstract
The utility model discloses a light-duty spanner for thin nut of big width is dismantled and is screwed up, including fixed arm, digging arm and voussoir, the outside of fixed arm is provided with the adjustable shelf, the digging arm sets up the one side at the adjustable shelf perpendicular to fixed arm, thin nut has been placed between fixed arm and the digging arm, wherein, one side that the digging arm was kept away from to the adjustable shelf is provided with the jackscrew, the jackscrew passes through bolt and adjustable shelf fixed connection, one side that the jackscrew is close to the fixed arm is fixed with the baffle, the voussoir sets up the one side that is close to the baffle at the jackscrew. This a light-duty spanner for thin nut of big width dismantles and screws up is provided with the voussoir, and when the voussoir was close to the fixed arm, one side that the jackscrew was kept away from to the voussoir was trapezoidal, and the inside dimension of one side that the jackscrew was kept away from to the voussoir is identical with the outside dimension of one side that the fixed arm is close to the voussoir, rotates the jackscrew, fixes the voussoir on the fixed arm, is convenient for fix a certain position on the fixed arm with the digging arm and presss.
Description
Technical Field
The utility model relates to a spanner technical field specifically is a light-duty spanner that is used for thin nut of big width to dismantle and screw up.
Background
The light wrench for removing and tightening the large-width thin nut is a hand tool for screwing the bolt, the screw, the nut and other opening or trepanning fasteners for tightly holding the bolt or the nut by threads by utilizing the lever principle, and the light wrench for removing and tightening the large-width thin nut is generally provided with a handle part at one end or two ends of a handle part for applying external force by clamping the handle part so as to screw the bolt or the nut and hold the opening or the trepanning of the bolt or the nut, and the bolt or the nut can be screwed by applying external force to the handle part along the thread rotating direction during use.
Although the types and the number of the existing light wrenches for disassembling and tightening the large-width thin nut are very large, the existing light wrenches for disassembling and tightening the large-width thin nut still have certain problems, and certain inconvenience is brought to the use of the light wrenches for disassembling and tightening the large-width thin nut.
However, most of the light spanners for disassembling and tightening the large-width thin nut are used to clamp the nut by using a pipe wrench or a monkey wrench, and the phenomenon that the movable arm of the pipe wrench or the monkey wrench is inclined is easy to occur due to the thin nut, the nut cannot be clamped, the pipe wrench or the monkey wrench is loosened, the movable arm needs to be frequently tightened, the nut is clamped, and the nut is damaged due to multiple loosening, so that the technology of improving the structure of the light spanner for disassembling and tightening the large-width thin nut is urgently needed to perfect the equipment.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a light wrench for thin nut of big width is dismantled and is screwed up, light wrench who is used for the thin nut of big width to dismantle and screw up at present who proposes with solving above-mentioned background art is when using, it presss from both sides tightly the nut mostly through breakout tongs or monkey wrench, the phenomenon of the digging arm slope of breakout tongs or monkey wrench appears easily because the thin reason of nut, can not the chucking nut, breakout tongs or monkey wrench can loosen and take off, need often tighten the digging arm, chucking nut, many times the pine takes off the problem that can also cause the damage of nut.
In order to achieve the above object, the utility model provides a following technical scheme: a light wrench for disassembling and tightening a large-width thin nut comprises a fixed arm, a movable arm and a wedge block, wherein a movable frame is arranged outside the fixed arm, the movable arm is arranged on one side of the movable frame, which is perpendicular to the fixed arm, a thin nut is arranged between the fixed arm and the movable arm, wherein,
a jackscrew is arranged on one side of the movable frame, which is far away from the movable arm, and is fixedly connected with the movable frame through a bolt, a baffle is fixed on one side of the jackscrew, which is close to the fixed arm, a wedge block is arranged on one side of the jackscrew, which is close to the baffle, and a baffle groove is arranged on one side of the wedge block, which is close to the jackscrew;
guide rods are fixed on two sides of the wedge block, a through hole is formed in one side, away from the fixed arm, of the movable frame, sliding grooves are formed in two sides of the fixed arm, and a sliding block is fixed on one side, close to the sliding grooves, of the movable frame.
Preferably, the diameter of the baffle is larger than that of the jackscrew, and the jackscrew and the wedge block form a rotating structure through the baffle.
Preferably, one side of the wedge block, which is far away from the jackscrew, is trapezoidal, and the inner size of the side of the wedge block, which is far away from the jackscrew, is matched with the outer size of the side of the fixing arm, which is close to the wedge block.
Preferably, the number of the guide rods is two, and the outer diameter of each guide rod is matched with the inner diameter of each through hole.
Preferably, the outer dimension of the sliding block is matched with the inner dimension of the sliding groove, and the sliding block and the sliding groove form sliding connection.
Compared with the prior art, the beneficial effects of the utility model are that: this light spanner that is used for thin nut of big width to dismantle and screw up:
1. when the wedge block is close to the fixed arm, one side of the wedge block, which is far away from the jackscrew, is trapezoidal, the inner size of one side of the wedge block, which is far away from the jackscrew, is matched with the outer size of one side of the fixed arm, which is close to the wedge block, the jackscrew is rotated to fix the wedge block on the fixed arm, so that the movable arm can be fixed at a certain position on the fixed arm and simultaneously clamp the thin nut;
2. the guide rod is arranged, when the jackscrew is rotated, the jackscrew moves up and down through the thread structure, the guide rod is arranged on two sides of the wedge block, when the jackscrew drives the guide rod to move, the outer diameter of the guide rod is matched with the inner diameter of the through hole, the wedge block can conveniently move up and down in the direction of the through hole, and the wedge block is prevented from shaking in the moving and clamping process to be fixed on the fixing arm;
3. the movable frame is provided with a sliding block, when the movable frame moves, the movable frame drives the sliding blocks fixed on the inner walls of two sides of the movable frame to move, the sliding block and the sliding groove form sliding connection to move the movable frame to a certain fixed position of the fixed arm, the movable frame is convenient to fix a moving route, and the movable frame is prevented from shifting in the moving process to cause that the wedge block cannot be aligned with the fixed arm close to the top of one side of the wedge block.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic side view of the present invention;
fig. 3 is a schematic view of a partially enlarged structure at a position a in the present invention 1.
In the figure: 1. a fixed arm; 2. a movable frame; 3. a movable arm; 4. a thin nut; 5. carrying out top thread; 6. a baffle plate; 7. a wedge block; 8. a baffle slot; 9. a guide bar; 10. a through hole; 11. a chute; 12. a slide block.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a light wrench for disassembling and tightening a large-width thin nut comprises a fixed arm 1, a movable frame 2, a movable arm 3, a thin nut 4, a jackscrew 5, a baffle 6, a wedge 7, a baffle groove 8, a guide rod 9, a through hole 10, a sliding groove 11 and a sliding block 12, wherein the movable frame 2 is arranged outside the fixed arm 1, the movable arm 3 is arranged on one side of the movable frame 2 perpendicular to the fixed arm 1, the thin nut 4 is arranged between the fixed arm 1 and the movable arm 3, wherein,
the movable frame 2 is provided with a jackscrew 5 on one side far away from the movable arm 3, the jackscrew 5 is fixedly connected with the movable frame 2 through a bolt, a baffle 6 is fixed on one side of the jackscrew 5 close to the fixed arm 1, the diameter of the baffle 6 is larger than that of the jackscrew 5, the jackscrew 5 forms a rotating structure with a wedge 7 through the baffle 6, when the jackscrew 5 is rotated, the jackscrew 5 drives the baffle 6 to rotate, the diameter of the baffle 6 is larger than that of the jackscrew 5, the baffle 6 is prevented from rotating out of a baffle groove 8 when the jackscrew 5 drives the baffle 6 to rotate, meanwhile, the jackscrew 5 forms a rotating structure with the wedge 7 through the baffle 6, the baffle 6 rotates in the baffle groove 8 conveniently, the wedge 7 is prevented from driving the wedge 7 to rotate together, the wedge 7 is arranged on one side of the jackscrew 5 close to the baffle 6, one side of the wedge 7 far away from the jackscrew 5 is trapezoidal, and the inner dimension of one side of the wedge 7 far away from the, when the jackscrew 5 is rotated, the jackscrew 5 drives the baffle 6 to move, the baffle 6 drives the wedge 7 to move, so that the jackscrew 5 drives the wedge 7 to move through a threaded structure, when the wedge 7 is close to the fixed arm 1, the inner dimension of one side, away from the jackscrew 5, of the wedge 7 is matched with the outer dimension of one side, close to the wedge 7, of the fixed arm 1, the wedge 7 is fixed on the fixed arm 1, so that the movable arm 3 is fixed at a certain position on the fixed arm 1 and the thin nut 4 is clamped, and a baffle groove 8 is formed in one side, close to the jackscrew 5, of the wedge 7;
The working principle is as follows: when the light wrench for disassembling and tightening the large-width thin nut is used, firstly, one side of a fixed arm 1 is fixed at the edge of the thin nut 4, a movable frame 2 is moved, the movable frame 2 drives sliding blocks 12 fixed on the inner walls of two sides of the movable frame 2 to move, the movable frame 2 is moved to a certain fixed position of the fixed arm 1 through the sliding connection formed by the sliding blocks 12 and sliding grooves 11, the moving route of the movable frame 2 is fixed conveniently, the movable frame 2 is prevented from deviating in the moving process, then a jackscrew 5 is rotated, the jackscrew 5 drives a baffle 6 to move, the baffle 6 drives a wedge block 7 to move, the jackscrew 5 drives the wedge block 7 to move through a threaded structure, when the wedge block 7 is close to the fixed arm 1, the inner size of one side, far away from the jackscrew 5, of the wedge block 7 is matched with the outer size of one side, close to the wedge block 7, of the fixed arm 1, the movable arm 3 is fixed at a certain, those not described in detail in this specification are within the skill of the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (5)
1. A light spanner for the dismantlement and tightening of thin nut of big width, includes fixed arm (1), digging arm (3) and voussoir (7), its characterized in that: a movable frame (2) is arranged outside the fixed arm (1), the movable arm (3) is arranged on one side of the movable frame (2) perpendicular to the fixed arm (1), a thin nut (4) is arranged between the fixed arm (1) and the movable arm (3), wherein,
a jackscrew (5) is arranged on one side, away from the movable arm (3), of the movable frame (2), the jackscrew (5) is fixedly connected with the movable frame (2) through a bolt, a baffle (6) is fixed on one side, close to the fixed arm (1), of the jackscrew (5), a wedge block (7) is arranged on one side, close to the baffle (6), of the jackscrew (5), and a baffle groove (8) is formed in one side, close to the jackscrew (5), of the wedge block (7);
guide rods (9) are fixed to two sides of the wedge block (7), a through hole (10) is formed in one side, away from the fixed arm (1), of the movable frame (2), sliding grooves (11) are formed in two sides of the fixed arm (1), and a sliding block (12) is fixed to one side, close to the sliding grooves (11), of the movable frame (2).
2. A lightweight wrench for removal and tightening of large-width thin nuts, as claimed in claim 1, wherein: the diameter of the baffle (6) is larger than that of the jackscrew (5), and the jackscrew (5) forms a rotating structure with the wedge block (7) through the baffle (6).
3. A lightweight wrench for removal and tightening of large-width thin nuts, as claimed in claim 1, wherein: one side of the wedge block (7) far away from the jackscrew (5) is trapezoidal, and the inner size of one side of the wedge block (7) far away from the jackscrew (5) is matched with the outer size of one side of the fixed arm (1) close to the wedge block (7).
4. A lightweight wrench for removal and tightening of large-width thin nuts, as claimed in claim 1, wherein: two guide rods (9) are arranged, and the outer diameter of each guide rod (9) is matched with the inner diameter of each through hole (10).
5. A lightweight wrench for removal and tightening of large-width thin nuts, as claimed in claim 1, wherein: the external dimension of the sliding block (12) is matched with the internal dimension of the sliding groove (11), and the sliding block (12) and the sliding groove (11) form sliding connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921553545.XU CN211193661U (en) | 2019-09-18 | 2019-09-18 | Light wrench for disassembling and screwing large-width thin nut |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921553545.XU CN211193661U (en) | 2019-09-18 | 2019-09-18 | Light wrench for disassembling and screwing large-width thin nut |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211193661U true CN211193661U (en) | 2020-08-07 |
Family
ID=71884845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921553545.XU Active CN211193661U (en) | 2019-09-18 | 2019-09-18 | Light wrench for disassembling and screwing large-width thin nut |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211193661U (en) |
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2019
- 2019-09-18 CN CN201921553545.XU patent/CN211193661U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210301 Address after: 266114 no.383 Hedong Road, high tech Zone, Qingdao City, Shandong Province Patentee after: QINGDAO XINJIAXING ELECTRONIC TECHNOLOGY Co.,Ltd. Address before: B3 / F, zone B, Qingdao Institute of industrial technology, 17 Songyuan Road, high tech Zone, Qingdao, Shandong 266000 Patentee before: Qingdao youmusi advanced technology materials Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210427 Address after: 324-7, entrepreneurship center, Qingdao high tech Industrial Development Zone, 266000 Shandong Province (within the red island area) Patentee after: QINGDAO ISTARWAFER TECHNOLOGY Co.,Ltd. Address before: 266114 No. 383 Hedong Road, Qingdao High-tech Zone, Shandong Province Patentee before: QINGDAO XINJIAXING ELECTRONIC TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right |