CN214465504U - Anti-theft bolt, anti-theft fastener and mounting fixture - Google Patents
Anti-theft bolt, anti-theft fastener and mounting fixture Download PDFInfo
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- CN214465504U CN214465504U CN202120595260.3U CN202120595260U CN214465504U CN 214465504 U CN214465504 U CN 214465504U CN 202120595260 U CN202120595260 U CN 202120595260U CN 214465504 U CN214465504 U CN 214465504U
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- sleeve
- theft bolt
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- 238000009434 installation Methods 0.000 claims abstract description 12
- 230000014759 maintenance of location Effects 0.000 claims 2
- 238000000034 method Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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Abstract
The utility model discloses a theftproof bolt, theftproof fastener and sectional fixture, this theftproof bolt include interior bolt, outer sleeve, the head cover of interior bolt is established in the outer sleeve and screw rod portion runs through the centre bore of outer sleeve. The utility model is used for need consider the equipment fastening installation of safety and theftproof function in the open air, the theftproof performance is good, and ordinary instrument can't be dismantled under the condition that does not have special fixture, and more traditional theftproof screw reliability is high.
Description
Technical Field
The utility model belongs to the technical field of the theftproof bolt, concretely relates to theftproof bolt, theftproof fastener and sectional fixture.
Background
The application field of the anti-theft bolt is very wide, such as: the performance of electric power facilities, railway facilities, highway facilities, oil field facilities, city lighting street lamp facilities, automobile tires of lamps, public fitness equipment and the like is excellent, and the automobile tire is widely concerned and praised by various industries in society.
The existing anti-theft bolt is basically assembled and disassembled by butting special-shaped structures between a bolt cap and a key, and has the defects that firstly, common tools are easily matched to disassemble the bolt, and secondly, the special-shaped structures can be damaged by frequent use or excessive force, so that the bolt and the key can not be disassembled by slipping.
SUMMERY OF THE UTILITY MODEL
In view of this, the main object of the present invention is to provide an anti-theft bolt, an anti-theft fastener and a mounting fixture.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
an embodiment of the utility model provides an anti-theft bolt, this anti-theft bolt include interior bolt, outer sleeve, the head cover of interior bolt is established in the outer sleeve and screw rod portion runs through the centre bore of outer sleeve.
In the above scheme, the head of the inner bolt is a cone and the top surface is a plane, the outer sleeve is cylindrical and the inner circumference is provided with a conical surface matched with the head of the inner bolt.
In the above scheme, the lower side of the outer part of the outer sleeve is provided with a plurality of clamping grooves used for being matched with the mounting fixture.
The embodiment of the utility model provides a still provide an anti-theft fastener, its characterized in that, this anti-theft fastener include according to any one in above-mentioned scheme anti-theft bolt, nut, the nut is connected with the cooperation of anti-theft bolt.
The embodiment of the utility model provides a still provide an installation fixture, this installation fixture includes fixed disk, centre gripping subassembly, fastening component, set up two at least centre gripping subassemblies on the fixed disk and two at least centre gripping subassemblies are used for the fixed theftproof bolt of centre gripping, fastening component runs through the fixed disk center and is connected with the theftproof bolt cooperation and be used for driving the clockwise or anticlockwise rotation of theftproof bolt.
In the above scheme, the centre gripping subassembly includes the clamp, the upper end of clamp slides and sets up at the fixed disk at the bar inslot that sets up along radial direction, the lower extreme of clamp is provided with the lug that matches with the draw-in groove of outer sleeve.
In the above scheme, the fastening assembly includes a fastening bolt, the fastening bolt penetrates through a threaded hole in the center of the fixed plate, and the lower end of the fastening bolt abuts against the end face of the inner bolt of the anti-theft bolt.
In the above scheme, the anti-theft bolt further comprises a sleeve, the lower end of the fastening bolt is connected with the upper half part of the sleeve in a matched mode, a friction tooth surface is arranged on the lower bottom surface of the sleeve, and the lower bottom surface of the sleeve abuts against the top surface of the head of the inner bolt of the anti-theft bolt.
In the above scheme, the screw thread hole at the center of the fixed disk is a positive screw, the mounting fixture is used for screwing the anti-theft bolt, the screw thread hole at the center of the fixed disk is a reverse screw, and the mounting fixture is used for dismounting the anti-theft bolt.
In the above scheme, at least one locking mechanism is arranged on the circumference of the fixed disk, and the locking mechanism is used for locking the fixed disk; the locking mechanism comprises a fixing hole and a locking push rod, the fixing hole is formed in the circumference of the fixing disc, and one end of the locking push rod is inserted into the fixing hole.
Compared with the prior art, the utility model is used for need consider the equipment fastening installation of safety and theftproof function in the open air, the theftproof performance is good, and ordinary instrument can't be dismantled under the condition that does not have special fixture, and more traditional theftproof screw reliability is high.
Drawings
The accompanying drawings, which are described herein, serve to disclose a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are used to explain the invention and not to constitute an undue limitation on the invention. In the drawings:
fig. 1 is a schematic structural view of an anti-theft bolt according to an embodiment of the present invention;
fig. 2 is an exploded view of an anti-theft bolt according to an embodiment of the present invention;
fig. 3 is a schematic structural view of an anti-theft fastener according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a mounting fixture according to an embodiment of the present invention;
fig. 5 is another schematic structural diagram of a mounting fixture according to an embodiment of the present invention;
fig. 6 is a schematic view of an angle of a sleeve in a mounting fixture according to an embodiment of the present invention;
fig. 7 is a schematic structural view of another angle of the sleeve in the installation fixture according to the embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in 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 invention and are not intended to limit the invention.
The embodiment of the utility model provides an anti-theft bolt, as shown in fig. 1, 2, this anti-theft bolt 1 includes interior bolt 11, outer sleeve 12, the head cover of interior bolt 11 is established in outer sleeve 12 and threaded rod portion runs through the centre bore of outer sleeve 12.
The head of the inner bolt 11 is a cone and the top surface is a plane, the outer sleeve 12 is cylindrical and the inner circumference is provided with a conical surface matching the head of the inner bolt 11.
The outer lower side of the outer sleeve 12 is provided with a plurality of clamping grooves 121 for matching with a mounting fixture.
After the anti-theft bolt 1 is connected with the nut 2, because the outer circumference of the outer sleeve 12 is a smooth curved surface, the top surface of the head of the inner bolt 11 is a plane, and the inner bolt 11 is in clearance fit with the outer sleeve 12, if no clamp is installed, the anti-theft bolt 1 and the nut 2 cannot be tightened or unscrewed only by means of a common tool.
The embodiment of the utility model provides a still provide an anti-theft fastener, as shown in fig. 3, this anti-theft fastener includes theftproof bolt 1, nut 2 is connected with the cooperation of theftproof bolt 1.
The nut 2 can be a conventional nut or a threaded hole on the device body.
As shown in fig. 1 and 2, the antitheft bolt 1 includes an inner bolt 11 and an outer sleeve 12, wherein a head portion of the inner bolt 11 is sleeved in the outer sleeve 12 and a threaded shaft portion penetrates through a central hole of the outer sleeve 12.
The head of the inner bolt 11 is a cone and the top surface is a plane, the outer sleeve 12 is cylindrical and the inner circumference is provided with a conical surface matching the head of the inner bolt 11.
The outer lower side of the outer sleeve 12 is provided with a plurality of clamping grooves 121 for matching with a mounting fixture.
After the anti-theft bolt 1 is connected with the nut 2, because the outer circumference of the outer sleeve 12 is a smooth curved surface, the top surface of the head of the inner bolt 11 is a plane, and the inner bolt 11 is in clearance fit with the outer sleeve 12, if no clamp is installed, the anti-theft bolt 1 and the nut 2 cannot be tightened or unscrewed only by means of a common tool.
The embodiment of the utility model provides a still provide an installation fixture, as shown in fig. 4, this installation fixture includes fixed disk 3, centre gripping subassembly 4, fastening component 5, set up two at least centre gripping subassemblies 4 on the fixed disk 3 and two at least centre gripping subassemblies 4 are used for the fixed anti-theft bolt 1 of centre gripping, fastening component 5 runs through fixed disk 3 center and is connected with the cooperation of anti-theft bolt 1 and is used for driving anti-theft bolt 1 clockwise or anticlockwise rotation.
The clamping component 4 comprises a clamp 41, the upper end of the clamp 41 is slidably arranged in a strip-shaped groove 31 formed in the fixed disc 3 along the radial direction, and the lower end of the clamp 41 is provided with a projection 411 matched with a clamping groove 121 of the outer sleeve 12.
In some embodiments, there are three clamping assemblies 4, and thus there are three corresponding slots 121 in the outer sleeve 12.
As shown in fig. 4, the fastening assembly 5 includes a fastening bolt 51, and the fastening bolt 51 penetrates through a threaded hole in the center of the fixing plate 3, and the lower end abuts on the end surface of the inner bolt 11 of the anti-theft bolt 1.
As shown in fig. 5, the anti-theft bolt further comprises a sleeve 52, the lower end of the fastening bolt 51 is in fit connection with the upper half portion of the sleeve 52, the lower bottom surface of the sleeve 52 is provided with a friction tooth surface 523, and the lower bottom surface of the sleeve 52 abuts against the top surface of the head of the inner bolt 11 of the anti-theft bolt 1.
The screw thread screw hole at the center of the fixed disk 3 is a positive screw, the mounting fixture is used for screwing the anti-theft bolt 1, the screw thread screw hole at the center of the fixed disk 3 is a reverse screw, and the mounting fixture is used for dismounting the anti-theft bolt 1.
As shown in fig. 6 and 7, the sleeve 52 is a cylinder, and the upper half portion of the sleeve 52 is provided with a fixing pin hole 521 for matching with a sleeve pin 511 at the lower end of the fastening bolt 51.
In the process of screwing the nut 2, the part of the screw rod of the nut 2 after penetrating the inner bolt 11 is positioned in the screw rod reserved hole 522 of the lower half part of the sleeve 52, and the screwing process of the nut 2 is not influenced.
The lower bottom surface of the sleeve 52 is provided with a friction tooth surface 523 for increasing the friction force between the lower bottom surface of the sleeve 52 and the top surface of the head of the inner bolt 11.
At least one locking mechanism 6 is arranged on the circumference of the fixed disc 3, and the locking mechanism 6 is used for locking the fixed disc 3; the locking mechanism 6 comprises a fixing hole 61 and a locking push rod 62, the fixing hole 61 is arranged on the circumference of the fixed disc 3, and one end of the locking push rod 62 is inserted into the fixing hole 61.
The fixing disc 3 can be fixedly locked by holding the locking push rod 62 by an operator, and the fixing disc 3 is prevented from rotating and moving up and down when the fastening bolt 51 rotates.
The utility model discloses a working process:
when screwing down: by using the mounting fixture with the threaded hole in the center of the fixed disk 3 as the positive thread, all the clips 41 are adjusted in the positions of the strip-shaped grooves 31 according to the size of the outer sleeve 12 until the protruding blocks 411 of the clips 41 are located in the clamping grooves 121 of the outer sleeve 12, and at this time, the operator holds the locking push rod 62 to move downwards along the clips 41, so that the lower end surface of the sleeve 52 is tightly abutted to the top surface of the head of the inner bolt 11, the fixed disk 3 is kept stable, and the fixed disk 3 is locked.
Then, the fastening bolt 51 is continuously screwed clockwise by a tool such as a wrench to continuously drive the inner bolt 11 to rotate clockwise, so that the inner bolt 11 and the nut 2 are gradually connected until the connection and fixation are complete, and meanwhile, in the process of screwing the fastening bolt 51 clockwise, the upper end of the hoop 41 and the strip-shaped groove 31 of the fixed disc 3 are gradually close to and tightly connected;
finally, the whole mounting fixture can be removed by slightly rotating the fastening bolt 51 counterclockwise so that there is a gap between the protrusion 411 of the yoke 41 and the slot 121.
When the disassembly is carried out: by using the mounting fixture with the threaded hole in the center of the fixed disk 3 as the reverse thread, all the hoops 41 are adjusted in the position of the strip-shaped groove 31 according to the size of the outer sleeve 12 until the protruding blocks 411 of the hoops 41 are located in the clamping grooves 121 of the outer sleeve 12, and at this time, the operator holds the locking push rod 62 to move downwards along the hoops 41, so that the lower end surface of the sleeve 52 is tightly abutted to the top surface of the head of the inner bolt 11, the fixed disk 3 is kept stable, and the fixed disk 3 is locked.
Then, the fastening bolt 51 is continuously screwed along the counterclockwise direction by a tool such as a wrench and the like to continuously drive the inner bolt 11 to rotate along the counterclockwise direction, so that the inner bolt 11 and the nut 2 are gradually separated until completely separated, and meanwhile, in the process of screwing the fastening bolt 51 along the counterclockwise direction, the upper end of the hoop 41 and the strip-shaped groove 31 of the fixed disk 3 are gradually close to and tightly connected;
finally, the whole mounting fixture can be removed by slightly rotating the fastening bolt 51 clockwise so that there is a gap between the protrusion 411 of the yoke 41 and the slot 121.
The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplified description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationships in the drawings are only used for illustrative purposes and are not to be construed as limitations of the present patent, and specific meanings of the terms may be understood by those skilled in the art according to specific situations.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, article, or apparatus that comprises the element.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention.
Claims (10)
1. The anti-theft bolt is characterized by comprising an inner bolt and an outer sleeve, wherein the head of the inner bolt is sleeved in the outer sleeve, and the threaded rod part penetrates through a central hole of the outer sleeve.
2. The antitheft bolt of claim 1 wherein the head of said inner bolt is conical and the top surface is planar, said outer sleeve is cylindrical and the inner circumference is provided with a conical surface matching the head of the inner bolt.
3. Anti-theft bolt according to claim 1 or 2, characterised in that the outer underside of the outer sleeve is provided with a number of detents for cooperation with a mounting clamp.
4. An antitheft fastener comprising an antitheft bolt according to any one of claims 1 to 3, a nut, said nut being in cooperative connection with the antitheft bolt.
5. The mounting fixture is characterized by comprising a fixed disc, clamping components and fastening components, wherein at least two clamping components are arranged on the fixed disc and are used for clamping and fixing an anti-theft bolt, and the fastening components penetrate through the center of the fixed disc and are connected with the anti-theft bolt in a matched mode and are used for driving the anti-theft bolt to rotate clockwise or anticlockwise.
6. A mounting fixture according to claim 5, characterised in that the clamping assembly comprises a clamping band, the upper end of which is slidingly arranged in a strip-shaped groove arranged in the radial direction in the stationary disc, and the lower end of which is provided with a projection matching with the clamping groove of the outer sleeve.
7. The installation jig of claim 5 or 6, wherein the fastening assembly comprises a fastening bolt which passes through a threaded screw hole in the center of the fixing plate and has a lower end abutting on an inner bolt end face of the anti-theft bolt.
8. The installation jig of claim 7, further comprising a sleeve, wherein the lower end of the fastening bolt is in fit connection with the upper half of the sleeve, the lower bottom surface of the sleeve is provided with a friction tooth surface, and the lower bottom surface of the sleeve abuts against the top surface of the head of the inner bolt of the anti-theft bolt.
9. The installation jig of claim 8, wherein the threaded hole in the center of the fixed disk is a positive thread, the installation jig is used for tightening the anti-theft bolt, the threaded hole in the center of the fixed disk is a negative thread, and the installation jig is used for detaching the anti-theft bolt.
10. The mounting clip of claim 9, wherein the retention disk is circumferentially provided with at least one locking mechanism for locking the retention disk; the locking mechanism comprises a fixing hole and a locking push rod, the fixing hole is formed in the circumference of the fixing disc, and one end of the locking push rod is inserted into the fixing hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120595260.3U CN214465504U (en) | 2021-03-24 | 2021-03-24 | Anti-theft bolt, anti-theft fastener and mounting fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120595260.3U CN214465504U (en) | 2021-03-24 | 2021-03-24 | Anti-theft bolt, anti-theft fastener and mounting fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214465504U true CN214465504U (en) | 2021-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120595260.3U Active CN214465504U (en) | 2021-03-24 | 2021-03-24 | Anti-theft bolt, anti-theft fastener and mounting fixture |
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| CN (1) | CN214465504U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113062914A (en) * | 2021-03-24 | 2021-07-02 | 森创特锐精工科技(西安)有限公司 | Anti-theft nut, anti-theft fastener and mounting fixture |
-
2021
- 2021-03-24 CN CN202120595260.3U patent/CN214465504U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113062914A (en) * | 2021-03-24 | 2021-07-02 | 森创特锐精工科技(西安)有限公司 | Anti-theft nut, anti-theft fastener and mounting fixture |
| CN113062914B (en) * | 2021-03-24 | 2024-08-09 | 森创特锐精工科技(西安)有限公司 | Antitheft nut, antitheft fastener and mounting fixture |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240730 Address after: Room 10213, Building 1, No. 16 Gaoxin Fifth Road, Xi'an High tech Zone, Xi'an City, Shaanxi Province 710000 Patentee after: Xi'an demeises hydraulic electromechanical Co.,Ltd. Country or region after: China Address before: Room 10213, building 1, No.16, Gaoxin 5th Road, Zhangba Street office, Gaoxin District, Xi'an City, Shaanxi Province, 710065 Patentee before: Senchuangteri precision technology (Xi'an) Co.,Ltd. Country or region before: China |