CN215148562U - Explosion-proof self-locking telescopic force-aid wrench - Google Patents
Explosion-proof self-locking telescopic force-aid wrench Download PDFInfo
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- CN215148562U CN215148562U CN202120364514.0U CN202120364514U CN215148562U CN 215148562 U CN215148562 U CN 215148562U CN 202120364514 U CN202120364514 U CN 202120364514U CN 215148562 U CN215148562 U CN 215148562U
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- plum blossom
- wrench
- handle
- main plum
- clamping
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Abstract
The utility model relates to a hand tool technical field has proposed explosion-proof flexible wrench of borrowing power with auto-lock, including pulling the handle, main plum blossom cover sets up on pulling the handle, and main plum blossom is sheathe in and is provided with the hole, and main plum blossom sheathes in and is provided with the gap, makes hole and outside intercommunication, and main plum blossom rotates the setting in the hole, and the baffle sets up on pulling the handle, and when screwing up the bolt, main plum blossom cover supports the baffle, and the gap diminishes. Through above-mentioned technical scheme, the problem of complicated structure among the prior art, can not arbitrary angle rotation has been solved.
Description
Technical Field
The utility model relates to a hand tool technical field, it is specific, relate to explosion-proof with flexible wrench of borrowing of auto-lock.
Background
The existing double offset ring spanner mainly utilizes a sleeve opening part arranged at the head part of the spanner to be sleeved on a hexagonal nut and then exerts a spanner force on a spanner rod to ensure that the nut achieves the effects of locking and dismounting, however, the common double offset ring spanner is inconvenient to use in a narrow space due to the simple structure and the fixed double offset ring angle. The ratchet wrench has a complex structure, is easy to damage after long-term use or overlarge stress application, and can not rotate at any angle.
SUMMERY OF THE UTILITY MODEL
The utility model provides an explosion-proof with flexible wrench of borrowing of auto-lock has solved the problem that the structure is complicated among the correlation technique, angle of rotation can not wantonly.
The technical scheme of the utility model as follows:
an explosion-proof self-locking telescopic power-assisted wrench comprises
The handle is turned on by a hand, the handle is turned on,
the main plum blossom sleeve is arranged on the wrench handle, a hole is arranged on the main plum blossom sleeve, a gap is arranged on the main plum blossom sleeve to communicate the hole with the outside,
a main plum blossom is rotatably arranged in the hole,
the baffle is arranged on the wrench handle, when the bolt is tightened, the main plum blossom sleeve props against the baffle, and the gap is reduced.
The wrench is characterized by further comprising a connecting shaft arranged on the wrench handle, and the main plum blossom sleeve is arranged on the wrench handle through the connecting shaft.
The outer wall of the main plum blossom sleeve is provided with an annular groove, and the inner wall of the main plum blossom sleeve is telescopically provided with a clamping bead clamped on the annular groove.
A first through hole is arranged in the main plum blossom sleeve, the clamping bead is telescopically arranged in the first through hole,
the wrench handle is provided with a second groove, the first through hole is communicated with the second groove, the first through hole and the second groove form a first channel,
the clamping ball is provided with a first spring, the free end of the first spring is provided with an ejector block, and the ejector block and the first spring are detachably arranged in the first channel.
The main plum blossom sleeve comprises
A body, the connecting shaft passes through the body and is connected with the wrench handle,
the protruding part is arranged at the end part of the body and is abutted against the baffle after rotation, and the gap is arranged between the protruding part and the body.
The wrench handle is provided with a clamping plate which is symmetrically arranged with the baffle plate,
the main plum blossom sleeve is provided with a clamping groove, and the clamping groove is clamped on the clamping plate.
And the hanging hole is arranged on the handle.
The telescopic handle is sleeved at one end, far away from the main plum blossom sleeve, of the wrench handle in a sliding mode, and a clamping rod mechanism used for clamping the telescopic handle is arranged on the wrench handle.
The clamping rod mechanism comprises
One end of the spring is arranged on the wrench handle, the other end is provided with a clamping ball,
the telescopic handle is provided with a plurality of small holes which are arranged along a straight line, and after the telescopic handle moves, the clamping balls are clamped in the small holes.
The utility model discloses a theory of operation and beneficial effect do:
1. the utility model discloses in, main plum blossom cover is articulated with the spanner handle, the hole on the main plum blossom cover is used for placing main plum blossom, main plum blossom can rotate by arbitrary angle, thereby adapt to the elasticity nut work in narrow and small space, there is the gap on the main plum blossom cover, the opening promptly, in operation, block the nut, thereby spanner slightly rotates back main plum blossom cover and is restrained by the baffle and produce deformation, the gap diminishes, thereby it produces frictional force with main plum blossom cover inner wall to extrude main plum blossom, because lever principle, pressure is big more when using the spanner to screw up to the nut afterburning in the same time, main plum blossom cover aperture is big more to inlaying main plum blossom external diameter frictional force wherein for the time is little, thereby play the fixed action to main plum blossom and use up the elasticity operation to the nut. The gap can be convenient on the one hand get and put main plum blossom, thereby on the other hand can make the gap diminish when the application of force presss from both sides tight main plum blossom, makes its frictional force increase.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic view of the wrench according to the present invention;
FIG. 2 is a schematic sectional view of the wrench of the present invention;
FIG. 3 is a schematic sectional view of the wrench of the present invention;
FIG. 4 is a schematic view of the main plum blossom of the present invention;
FIG. 5 is a schematic diagram of a middle three-dimensional structure of the present invention;
FIG. 6 is a schematic view of the main plum blossom jacket structure of the present invention;
FIG. 7 is a schematic view of the wrench with a retractable rod according to the present invention;
FIG. 8 is a schematic cross-sectional view of the clamping bar mechanism of the present invention;
in the figure: 1-a wrench handle, 2-a main plum blossom sleeve, 4-a gap, 5-a baffle, 6-a main plum blossom, 7-a connecting shaft, 8-a body, 9-a bulge, 10-a clamping plate, 11-a clamping groove, 12-a telescopic handle, 13-a clamping rod mechanism, 14-a second spring, 15-a clamping ball, 16-a small hole, 17-an annular groove, 18, a clamping ball, 19-a first through hole, 20-a second groove, 21-a top block, 22-a first spring, 23-a hanging hole and 24-a first channel.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to 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. All other embodiments, which can be obtained by a person skilled in the art without any inventive work, are related to the scope of the present invention.
As shown in fig. 1 to 8, the present embodiment provides an explosion-proof self-locking telescopic power-assisted wrench, which comprises
The handle of the wrench 1 is provided with a handle,
the main plum blossom sleeve 2 is arranged on the wrench handle 1, a hole 3 is arranged on the main plum blossom sleeve 2, a gap 4 is arranged on the main plum blossom sleeve 2 to lead the hole 3 to be communicated with the outside,
a main plum blossom 6 which is rotatably arranged in the hole 3,
the baffle 5 is arranged on the wrench handle 1, when the bolt is tightened, the main plum blossom sleeve 2 props against the baffle 5, and the gap 4 becomes small.
In this embodiment, main plum blossom cover 2 is articulated with wrench handle 1, the hole on the main plum blossom cover 2 is used for placing main plum blossom 6, main plum blossom 6 can rotate by arbitrary angle, thereby adapt to the elasticity nut work in narrow and small space, there is gap 4 on the main plum blossom cover 2, the opening promptly, in operation, block the nut, thereby main plum blossom cover 2 is restricted by baffle 5 and is lived to producing deformation after the spanner slightly rotates, the gap diminishes, thereby it produces frictional force with 2 inner walls of main plum blossom cover to extrude main plum blossom 6 and make it, because lever principle, pressure is big more when using the spanner in the same time to nut afterburning, main plum blossom cover 2 aperture is little more big to inlaying 6 external diameter friction of main plum blossom 6 wherein, thereby play the fixed action to main plum blossom 6 and use up the elasticity operation of paired nut. The gap 4 can be convenient on the one hand get and put main plum blossom 6, thereby on the other hand can make the gap 4 diminish when the application of force presss from both sides tight main plum blossom 6, makes its frictional force increase.
Further, the wrench handle comprises a connecting shaft 7 arranged on the wrench handle 1, and the main plum blossom sleeve 2 is rotatably arranged on the wrench handle 1 through the connecting shaft 7.
In this embodiment, the connecting shaft 7 is a hinge shaft, and the wrench handle 1 applies pressure to the main spline housing 2 through the connecting shaft 7.
Further, an annular groove 17 is formed in the outer wall of the main plum blossom 6, and a clamping bead 18 clamped on the annular groove 17 is arranged on the inner wall of the main plum blossom sleeve 2 in a telescopic mode.
In this embodiment, the main plum blossom 6 realizes the positioning of the main plum blossom 6 in the main plum blossom sleeve 2 through the clamping bead 18 and the matched annular groove 17, and the main plum blossom 6 is prevented from falling off easily after being placed.
Furthermore, a first through hole 19 is arranged in the main plum blossom sleeve 2, the clamping bead 18 is telescopically arranged in the first through hole 19,
the wrench handle 1 is provided with a second groove 20, the first through hole 19 is communicated with the second groove 20, the first through hole 19 and the second groove 20 form a first channel 24,
the clamping ball 18 is provided with a first spring 22, the free end of the first spring 22 is provided with a top block 21, and the top block 21 and the first spring 22 are detachably arranged in a first channel 24.
In this embodiment, first through-hole 19 has been seted up on the main plum blossom cover, there is the second recess 20 with first through-hole 19 intercommunication on the wrench handle, card pearl 18, first spring 22 and kicking block 21 are fixed connection in proper order, when needs use, earlier block pearl 18, the combination of first spring 22 and kicking block 21 inserts in first passageway 24, under the relaxed state, total length is greater than the length of first passageway 24, make the card pearl stretch out outside first passageway 24, then put into main plum blossom 6 in the hole, make card pearl 18 block in the annular groove 17, before the elasticity work, can be according to the rotatory main plum blossom 6 of particular case, make it more conveniently detain on the nut. After use, the main plum blossom 6, the first spring 22 of the snap bead 18 and the top block 21 can be taken out.
Further, the main plum blossom sleeve 2 comprises
A body 8, a connecting shaft 7 passes through the body 8 to be connected with the wrench handle 1,
and the bulge part 9 is arranged at the end part of the body 8 and is abutted against the baffle 5 after rotation, and the gap 4 is arranged between the bulge part 9 and the body 8.
In this embodiment, set up gap 4 between body 8 and the bellying 9 of main plum blossom cover 2, thereby bellying 9 can support baffle 5 after rotating and make gap 4 reduce, presss from both sides tight main plum blossom.
Further, the wrench handle 1 is provided with a clamping plate 10, the clamping plate 10 and the baffle 5 are symmetrically arranged,
the main plum blossom sleeve 2 is provided with a clamping groove 11, and the clamping groove 11 is clamped on the clamping plate 10.
In this embodiment, set up cardboard 10 and draw-in groove 11 and be used for providing direction and spacing for the rotation of main plum blossom cover 2, produce when avoiding rotating and rock the atress uneven.
Further, a hanging hole 23 is provided on the handle 1.
In this embodiment, the hanging hole 23 is convenient for hanging when not in use, thereby saving space.
Further, also comprises
The telescopic handle 12 is sleeved at one end of the wrench handle 1 far away from the main plum blossom sleeve 2 in a sliding manner, and the wrench handle 1 is provided with a clamping rod mechanism 13 for clamping the telescopic handle 12.
In this embodiment, the telescopic handle 12 is used for lengthening the wrench handle 1, so as to strengthen the torque force to tighten or loosen the nut, and in addition, the wrench handle can also play a role in convenient operation, such as narrow space, and people can operate outside the space by stretching out the telescopic handle 12. The rod clamping mechanism 13 is used for fixing the extending length of the telescopic rod.
Further, the catch lever mechanism 13 includes
One end of the spring 14 is arranged on the wrench handle 1, the other end is provided with a clamping ball 15,
the telescopic handle 12 is provided with a plurality of small holes 16 which are arranged along a straight line, and after moving along with the telescopic handle 12, the clamping balls 15 are clamped in the small holes 16.
In this embodiment, the telescopic handle 12 has a small hole 16, the trigger handle 1 has a second spring 14 and a small ball, the small ball with the second spring 14 is clamped in one of the small holes 16, when the telescopic handle needs to be lengthened, the small ball with the second spring 14 is pressed down, the telescopic handle 12 is slid to a proper position, and then the small ball with the second spring 14 is clamped in the small hole 16 at the proper position to realize a fixed position.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. An explosion-proof self-locking telescopic power-assisted wrench is characterized by comprising
A wrench handle (1) is arranged,
the main plum blossom sleeve (2) is arranged on the wrench handle (1), a hole (3) is arranged on the main plum blossom sleeve (2), a gap (4) is arranged on the main plum blossom sleeve (2) to communicate the hole (3) with the outside,
a main plum blossom (6) which is rotatably arranged in the hole (3),
the baffle (5) is arranged on the wrench handle (1), when the bolt is tightened, the main plum blossom sleeve (2) props against the baffle (5), and the gap (4) is reduced.
2. The self-locking telescopic power wrench for explosion prevention according to claim 1, further comprising
The connecting shaft (7) is arranged on the wrench handle (1), and the main plum blossom sleeve (2) is arranged on the wrench handle (1) through the connecting shaft (7).
3. The explosion-proof self-locking telescopic spanner according to claim 2, wherein an annular groove (17) is formed in the outer wall of the main plum blossom sleeve (6), and a clamping bead (18) clamped in the annular groove (17) is telescopically arranged on the inner wall of the main plum blossom sleeve (2).
4. An explosion-proof self-locking telescopic power wrench according to claim 3, characterized in that a first through hole (19) is arranged in the main plum blossom sleeve (2), the clamping bead (18) is telescopically arranged in the first through hole (19),
a second groove (20) is arranged on the wrench handle (1), the first through hole (19) is communicated with the second groove (20), a first channel (24) is formed by the first through hole (19) and the second groove (20),
the clamping bead (18) is provided with a first spring (22), the free end of the first spring (22) is provided with an ejector block (21), and the ejector block (21) and the first spring (22) are detachably arranged in the first channel (24).
5. Explosion-proof self-locking telescopic power wrench according to claim 2, characterized in that the main spline housing (2) comprises
A body (8), the connecting shaft (7) passes through the body (8) to be connected with the wrench handle (1),
the protruding portion (9) is arranged at the end portion of the body (8) and abuts against the baffle (5) after rotation, and the gap (4) is formed between the protruding portion (9) and the body (8).
6. The self-locking telescopic power wrench for explosion prevention according to claim 1,
the wrench handle (1) is provided with a clamping plate (10), the clamping plate (10) and the baffle (5) are symmetrically arranged,
a clamping groove (11) is formed in the main plum blossom sleeve (2), and the clamping groove (11) is clamped on the clamping plate (10).
7. The self-locking telescopic power wrench for explosion prevention according to claim 1, further comprising
The hanging hole (23) is arranged on the handle (1).
8. The self-locking telescopic power wrench for explosion prevention according to claim 1, further comprising
The telescopic handle (12) is sleeved with the sliding sleeve, the wrench handle (1) is far away from one end of the main plum blossom sleeve (2), and a clamping rod mechanism (13) used for clamping the telescopic handle (12) is arranged on the wrench handle (1).
9. Explosion-proof self-locking telescopic power wrench according to claim 8, characterized in that the clamping bar mechanism (13) comprises
One end of the second spring (14) is arranged on the wrench handle (1), the other end is provided with a clamping ball (15),
the telescopic handle (12) is provided with a plurality of small holes (16) which are arranged along a straight line, and after the telescopic handle (12) moves, the clamping ball (15) is clamped in the small holes (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120364514.0U CN215148562U (en) | 2021-02-06 | 2021-02-06 | Explosion-proof self-locking telescopic force-aid wrench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120364514.0U CN215148562U (en) | 2021-02-06 | 2021-02-06 | Explosion-proof self-locking telescopic force-aid wrench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215148562U true CN215148562U (en) | 2021-12-14 |
Family
ID=79410989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120364514.0U Active CN215148562U (en) | 2021-02-06 | 2021-02-06 | Explosion-proof self-locking telescopic force-aid wrench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215148562U (en) |
-
2021
- 2021-02-06 CN CN202120364514.0U patent/CN215148562U/en active Active
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