CN207522467U - A kind of eccentric orfice anti-theft screw and its wrench - Google Patents
A kind of eccentric orfice anti-theft screw and its wrench Download PDFInfo
- Publication number
- CN207522467U CN207522467U CN201721470705.5U CN201721470705U CN207522467U CN 207522467 U CN207522467 U CN 207522467U CN 201721470705 U CN201721470705 U CN 201721470705U CN 207522467 U CN207522467 U CN 207522467U
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- China
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- wall
- cylindrical cavity
- bevel gear
- fixed link
- eccentric orfice
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Abstract
The utility model discloses a kind of eccentric orfice anti-theft screw spanners, including fixed link and mounting blocks, the middle part of the fixed link is equipped with device chamber, the inner wall of described device chamber is rotatably connected to worm screw, the one end of the worm screw far from device cavity wall is fixedly connected with first bevel gear, and the side wall of the fixed link, which runs through, is equipped with shaft, and one end of the shaft is equipped with second bevel gear, the first bevel gear is intermeshed with second bevel gear, and the opposite inner wall of described device chamber is rotatably connected to threaded rod.The invention also discloses a kind of eccentric orfice anti-theft screws, and including nut, the upper end of the nut is equipped with the first cylindrical cavity, and the inner wall of first cylindrical cavity is equipped with the second cylindrical cavity, and the axle center of first cylindrical cavity and the second cylindrical cavity is misaligned.The structure design of the utility model is reasonable, easy to operate, and spanner must customize, and technique is special, and no finished product is sold in the market, and tool can very easily be obtained to be removed by thoroughly solving other people.
Description
Technical field
The utility model is related to technical field of hardware more particularly to a kind of eccentric orfice anti-theft screws and its wrench.
Background technology
Most of existing anti-theft screw spanner only bores a hole to realize that screw is installed on existing standard wrench
And dismounting.
Since the wrench of existing anti-theft screw wrench standard is by simple processing and remodelling, and use for many years, it is existing
It having been able to directly purchase on the market and arrives finished product, anyone can obtain this tool, so existing anti-theft screw
Anti-theft performance is greatly lowered.So we release a kind of eccentric orfice anti-theft screw and its spanner.
Invention content
The purpose of this utility model is to solve shortcoming in the prior art, and a kind of eccentric orfice proposed is antitheft
Screw and its wrench, spanner must customize, and technique is special, and no finished product is sold in the market, and thoroughly solving other people can be with
Tool is very easily obtained to be removed.
To achieve these goals, the utility model employs following technical solution：
A kind of eccentric orfice anti-theft screw spanner, including fixed link and mounting blocks, the middle part of the fixed link is equipped with device
Chamber, the inner wall of described device chamber are rotatably connected to worm screw, and the one end of the worm screw far from device cavity wall is fixedly connected with first
Bevel gear, the side wall of the fixed link, which runs through, is equipped with shaft, and one end of the shaft is equipped with second bevel gear, the first cone tooth
Wheel is intermeshed with second bevel gear, and the opposite inner wall of described device chamber is rotatably connected to threaded rod, and the threaded rod is separate
One end of device cavity wall is equipped with worm gear, and the worm gear is intermeshed with worm screw, and movable plate is arranged on two threaded rods,
The movable plate is threadedly coupled with threaded rod, and the side wall of the movable plate is equipped with inserted link, and the inserted link runs through device chamber, the peace
The side wall for filling block is fluted, the inner wall of the groove be equipped with the corresponding slot in inserted link position, the interior bottom of the groove is set
There is buffer unit, the one end of the buffer unit far from bottom in groove sets supports block, and one end of the fixed link is equipped with handle, institute
It states the one end of fixed link far from handle to be located in groove, the inserted link is plugged in slot, and the lower ends of the mounting blocks is equipped with the
One cylinder, the described one end of first cylinder far from mounting blocks are equipped with the axle center of the second cylinder, first cylinder and the second cylinder
It is misaligned.
Preferably, the buffer unit includes sleeve and motion bar, and the sleeve is fixedly connected on the interior bottom of groove, institute
It states motion bar to be arranged in sleeve, the one end of the motion bar far from sleeve is fixedly connected on the lower end of supports block, the motion bar
Spring is equipped with the outer sheath of sleeve.
Preferably, the surface of the handle is equipped with rubber sleeve, and the surface of the rubber sleeve is equipped with anti-skid chequer.
Preferably, the material of the fixed link is 304 stainless steels.
The invention also discloses a kind of eccentric orfice anti-theft screws, and including nut, the upper end of the nut is equipped with first
Cylindrical cavity, the inner wall of first cylindrical cavity are equipped with the second cylindrical cavity, and the axle center of first cylindrical cavity and the second cylindrical cavity is misaligned, the spiral shell
The lower end of cap is equipped with screw body.
In the utility model, in use, according to the different screw of the Customer Requirement Design degree of eccentricity, screw is made as in spiral shell
Cap offers the first cylindrical cavity, then offers the second cylindrical cavity in the interior bottom of the first cylindrical cavity, and then produces the antitheft spiral shell of eccentric orfice
Then nail produces corresponding spanner, the first cylinder specially matched with the first cylindrical cavity and the second circle according to the size of screw
Matched second cylinder of chamber, operator can drive second bevel gear when replacing different driving ends with rotating shaft, shaft
Rotation, second bevel gear rotation drive first bevel gear rotation, and first bevel gear rotation drives worm screw rotation, and worm screw rotation drives
Two worm gear rotations, and then threaded rod rotation is driven, threaded rod rotation moves movable plate, and inserted link is made to be detached from slot, then right
Spanner is replaced.The structure design of the utility model is reasonable, easy to operate, and spanner must customize, and technique is special, not have in the market
Finished product is sold, and tool can very easily be obtained to be removed by thoroughly solving other people.
Description of the drawings
Fig. 1 be the utility model proposes a kind of eccentric orfice anti-theft screw spanner structure diagram；
Fig. 2 be the utility model proposes a kind of eccentric orfice anti-theft screw spanner A at structure enlargement diagram.
Fig. 3 be the utility model proposes a kind of eccentric orfice anti-theft screw structure diagram.
In figure：1 handle, 2 fixed links, 3 mounting blocks, 4 second cylinders, 5 first cylinders, 6 second bevel gears, 7 shafts, 8 snails
Wheel, 9 threaded rods, 10 movable plates, 11 supports blocks, 12 inserted links, 13 worm screws, 14 first bevel gears, 15 first cylindrical cavities, 16 second cylindrical cavities,
17 nuts.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.
With reference to Fig. 1-3, a kind of eccentric orfice anti-theft screw spanner, including fixed link 2 and mounting blocks 3, the middle part of fixed link 2
Equipped with device chamber, the inner wall of device chamber is rotatably connected to worm screw 13, and the one end of worm screw 13 far from device cavity wall is fixedly connected with
First bevel gear 14, shaft 7 drive second bevel gear 6 to rotate, and the rotation of second bevel gear 6 drives first bevel gear 14 to rotate, Gu
The side wall of fixed pole 2, which runs through, is equipped with shaft 7, and operator, can be with rotating shaft 7, one end of shaft 7 when replacing different driving ends
Equipped with second bevel gear 6, first bevel gear 14 is intermeshed with second bevel gear 6, and the opposite inner wall of device chamber is rotatablely connected
There is threaded rod 9, the one end of threaded rod 9 far from device cavity wall is equipped with worm gear 8, and worm gear 8 is intermeshed with worm screw 13, two screw threads
Movable plate 10 is arranged on bar 9, the rotation of first bevel gear 14 drives worm screw 13 to rotate, and the rotation of worm screw 13 drives two 8 turns of worm gears
It is dynamic, and then threaded rod 9 is driven to rotate, the rotation of threaded rod 9 moves movable plate 10, and movable plate 10 is threadedly coupled with threaded rod 9, living
The side wall of movable plate 10 is equipped with inserted link 12, and inserted link 12 runs through device chamber, and the side wall of mounting blocks 3 is fluted, the inner wall of groove be equipped with
The corresponding slot in 12 position of inserted link, movable plate 10 move, and inserted link 12 is made to be detached from slot, then spanner is replaced, groove
Interior bottom be equipped with buffer unit, the one end of buffer unit far from bottom in groove sets supports block 11, and one end of fixed link 2 is equipped with handle
Hand 1, the one end of fixed link 2 far from handle 1 are located in groove, and inserted link 12 is plugged in slot, and the lower end of mounting blocks 3 is equipped with first
Cylinder 5, first one end of cylinder 5 far from mounting blocks 3 are equipped with the second cylinder 4, and the axle center of the first cylinder 5 and the second cylinder 4 does not weigh
Close, corresponding spanner produced according to the size of screw, specially with 15 matched first cylinder, 5 and second cylindrical cavity of the first cylindrical cavity
16 matched second cylinders 4.
In the utility model, buffer unit includes sleeve and motion bar, and sleeve is fixedly connected on the interior bottom of groove, activity
Bar is arranged in sleeve, and the one end of motion bar far from sleeve is fixedly connected on the outside of the lower end of supports block 11, motion bar and sleeve
Be arranged with spring, the surface of handle 1 is equipped with rubber sleeve, and the surface of rubber sleeve is equipped with anti-skid chequer, the material of fixed link 2 for 304 not
Become rusty steel.
A kind of eccentric orfice anti-theft screw is also disclosed in the utility model, and including nut 17, the upper end of nut 17 is equipped with the first circle
Chamber 15, the inner wall of the first cylindrical cavity 15 are equipped with the second cylindrical cavity 16, and the axle center of the first cylindrical cavity 15 and the second cylindrical cavity 16 is misaligned, uses
When, according to the different screw of the Customer Requirement Design degree of eccentricity, being made as of screw offers the first cylindrical cavity 15 in nut 17, then
The second cylindrical cavity 16 is offered, and then produce eccentric orfice anti-theft screw in the interior bottom of the first cylindrical cavity 15, the lower end of nut 17 is set
There is screw body.
In the utility model, in use, according to the different screw of the Customer Requirement Design degree of eccentricity, screw is made as in spiral shell
Cap 17 offers the first cylindrical cavity 15, then offers the second cylindrical cavity 16 in the interior bottom of the first cylindrical cavity 15, and then produce bias
Then hole anti-theft screw produces corresponding spanner according to the size of screw, specially justify with the first cylindrical cavity 15 matched first
5 and second cylindrical cavity of column, 16 matched second cylinder 4, operator can be turned when replacing different driving ends with rotating shaft 7
Axis 7 drives second bevel gear 6 to rotate, and the rotation of second bevel gear 6 drives first bevel gear 14 to rotate, and first bevel gear 14 rotates band
Dynamic worm screw 13 rotates, and the rotation of worm screw 13 drives two worm gears 8 to rotate, and then threaded rod 9 is driven to rotate, and the rotation of threaded rod 9 makes work
Movable plate 10 moves, and inserted link 12 is made to be detached from slot, then spanner is replaced.
The preferable specific embodiment of the above, only the utility model, but the scope of protection of the utility model is not
This is confined to, in the technical scope that any one skilled in the art discloses in the utility model, according to this practicality
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (5)
1. a kind of eccentric orfice anti-theft screw spanner, including fixed link（2）And mounting blocks（3）, which is characterized in that the fixed link
（2）Middle part be equipped with device chamber, the inner wall of described device chamber is rotatably connected to worm screw（13）, the worm screw（13）Far from device chamber
One end of inner wall is fixedly connected with first bevel gear（14）, the fixed link（2）Side wall run through be equipped with shaft（7）, described turn
Axis（7）One end be equipped with second bevel gear（6）, the first bevel gear（14）With second bevel gear（6）Intermeshing, the dress
It puts the opposite inner wall of chamber and is rotatably connected to threaded rod（9）, the threaded rod（9）One end far from device cavity wall is equipped with worm gear
（8）, the worm gear（8）With worm screw（13）Intermeshing, two threaded rods（9）On be arranged with movable plate（10）, the work
Movable plate（10）With threaded rod（9）It is threadedly coupled, the movable plate（10）Side wall be equipped with inserted link（12）, the inserted link（12）Run through
Device chamber, the mounting blocks（3）Side wall it is fluted, the inner wall of the groove is equipped with and inserted link（12）Position is corresponding to insert
Slot, the interior bottom of the groove are equipped with buffer unit, and the one end of the buffer unit far from bottom in groove sets supports block（11）, institute
State fixed link（2）One end be equipped with handle（1）, the fixed link（2）Far from handle（1）One end be located in groove, it is described insert
Bar（12）It is plugged in slot, the mounting blocks（3）Lower end be equipped with the first cylinder（5）, first cylinder（5）Far from installation
Block（3）One end be equipped with the second cylinder（4）, first cylinder（5）With the second cylinder（4）Axle center it is misaligned.
2. a kind of eccentric orfice anti-theft screw spanner according to claim 1, which is characterized in that the buffer unit includes
Sleeve and motion bar, the sleeve are fixedly connected on the interior bottom of groove, and the motion bar is arranged in sleeve, the motion bar
One end far from sleeve is fixedly connected on supports block（11）Lower end, the outer sheath of the motion bar and sleeve is equipped with spring.
A kind of 3. eccentric orfice anti-theft screw spanner according to claim 1, which is characterized in that the handle（1）Table
Face is equipped with rubber sleeve, and the surface of the rubber sleeve is equipped with anti-skid chequer.
A kind of 4. eccentric orfice anti-theft screw spanner according to claim 1, which is characterized in that the fixed link（2）'s
Material is 304 stainless steels.
5. a kind of eccentric orfice anti-theft screw, which is characterized in that including nut（17）, the nut（17）Upper end be equipped with first circle
Chamber（15）, first cylindrical cavity（15）Inner wall be equipped with the second cylindrical cavity（16）, first cylindrical cavity（15）With the second cylindrical cavity（16）
Axle center it is misaligned, the nut（17）Lower end be equipped with screw body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721470705.5U CN207522467U (en) | 2017-11-07 | 2017-11-07 | A kind of eccentric orfice anti-theft screw and its wrench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721470705.5U CN207522467U (en) | 2017-11-07 | 2017-11-07 | A kind of eccentric orfice anti-theft screw and its wrench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207522467U true CN207522467U (en) | 2018-06-22 |
Family
ID=62570686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721470705.5U Active CN207522467U (en) | 2017-11-07 | 2017-11-07 | A kind of eccentric orfice anti-theft screw and its wrench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207522467U (en) |
-
2017
- 2017-11-07 CN CN201721470705.5U patent/CN207522467U/en active Active
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