CN212250768U - Anti-theft screw capable of preventing screw from being randomly detached by others - Google Patents
Anti-theft screw capable of preventing screw from being randomly detached by others Download PDFInfo
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- CN212250768U CN212250768U CN202020459985.5U CN202020459985U CN212250768U CN 212250768 U CN212250768 U CN 212250768U CN 202020459985 U CN202020459985 U CN 202020459985U CN 212250768 U CN212250768 U CN 212250768U
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Abstract
The utility model provides a prevent that screw rod from being dismantled at will by other people's theftproof screw rod, the last fixed surface of screw rod is connected with the installation piece, and the lower extreme surface of screw rod has seted up the thread groove, the cavity has been seted up to the inside of installation piece, and the inside top position department that is located the cavity of installation piece is provided with the theftproof subassembly, the upper surface of theftproof subassembly is provided with the nut, the screens groove has been seted up to the upper surface of nut, and the left and right sides surface of nut has all seted up the mounting groove. Through being provided with the theftproof subassembly, press the regulating block, the inboard coupling spring compression of regulating block makes the second fixture block break away from the inside draw-in groove of installation piece, presses the nut downwards, and decurrent pressure makes the connecting strip fracture, and first fixture block breaks away from the inside draw-in groove of installation piece this moment, and nut and screw rod separation this moment can be after the screw rod installation, separation nut and screw rod cause can't dismantle the screw rod from external rotatory nut.
Description
Technical Field
The utility model relates to a theftproof screw rod technical field specifically is a prevent that screw rod from being dismantled at will by other people theftproof screw rod.
Background
The screw is a mechanical part and is a fastener consisting of a head part and a cylinder with external threads, and screws, nuts and tools used for iron towers, metal frameworks, high-pipe guardrails and the like which are arranged in the field are all common types, so that the iron towers, transformers, guardrails and important facilities are easy to be stolen and removed, and the important facilities need to be fixed by the antitheft screw.
However, the existing anti-theft screw still has some disadvantages, for example, the existing anti-theft screw has high manufacturing cost, adopts the clamping grooves with different patterns to be matched with a special screwdriver for preventing theft, but the machining of the clamping grooves is complex, thereby increasing the machining cost, and the existing anti-theft screw is easy to loosen to influence the popularization and the use.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a prevent that screw rod from being dismantled at will by other people's theftproof screw rod reaches by following specific technological means:
the utility model provides a prevent that screw rod from being dismantled at will by other people's theftproof screw rod, includes the screw rod, the last fixed surface of screw rod is connected with the installation piece, and the lower extreme surface of screw rod has seted up the thread groove, the cavity has been seted up to the inside of installation piece, and the inside top position department that is located the cavity of installation piece is provided with the theftproof subassembly, the upper surface of theftproof subassembly is provided with the nut, the screens groove has been seted up to the upper surface of nut, and the mounting groove has all been seted up on the left and right sides surface of nut.
As optimization, the theftproof subassembly includes first fixture block, connecting block, coupling spring, regulating block, second fixture block and connecting strip, the equal fixedly connected with first fixture block in surface around and about the connecting block, and the internally mounted of connecting block has coupling spring, the equal fixedly connected with connecting strip in outside surface of first fixture block, coupling spring's the outside all with regulating block fixed connection, the lower fixed surface of regulating block is connected with the second fixture block.
Preferably, the mounting block is a stainless steel member, a clamping groove corresponding to the second clamping block and the first clamping block is formed in the mounting block and located above the cavity, and the first clamping block and the second clamping block are embedded in the mounting block.
Preferably, the connecting springs are fixedly installed in the clamping grooves in the connecting blocks, the connecting springs are divided into two groups and installed at the upper end and the lower end of the inner side surface of the adjusting block respectively, and the connecting springs stretch inwards when the adjusting block is pressed, so that the second clamping block is driven to move inwards.
As optimization, the tail end of the connecting strip is fixedly connected with the mounting block, the connecting strip is a component made of PVC materials, and the connecting strip is a small-diameter cylinder.
The utility model discloses possess following beneficial effect: this prevent theftproof screw rod that screw rod was dismantled by other people at will, install the screw rod in suitable position through screwdriver and screens groove, inwards press the regulating block, the inboard coupling spring compression of regulating block makes the second fixture block break away from the inside draw-in groove of installation piece, downwards press the nut, decurrent pressure makes the connecting strip fracture, first fixture block breaks away from the inside draw-in groove of installation piece this moment, the nut separates with the screw rod this moment, first fixture block and second fixture block only rotate in the inside cavity of installation piece during rotatory nut, protect the screw rod.
This prevent theftproof screw rod that screw rod was dismantled by other people at will, through being provided with the theftproof subassembly, can be after the screw rod installation, separation nut and screw rod cause can't dismantle the screw rod from external rotatory nut, simple structure, simple to operate has practiced thrift the cost.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a cross-sectional view of the first clamping block of the present invention.
Fig. 3 is a cross-sectional view of the second clamping block of the present invention.
Fig. 4 is a cross-sectional view of the mounting block of the present invention.
In the figure: 1. a clamping groove; 2. mounting grooves; 3. an anti-theft component; 301. a first clamping block; 302. connecting blocks; 303. a connecting spring; 304. an adjusting block; 305. a second fixture block; 306. a connecting strip; 4. a nut; 5. mounting blocks; 6. a screw; 7. a thread groove; 8. a cavity.
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. 1-4, an anti-theft screw capable of preventing the screw from being randomly detached by others comprises a screw 6, wherein an installation block 5 is fixedly connected to the upper surface of the screw 6, a thread groove 7 is formed in the lower end surface of the screw 6, a cavity 8 is formed in the installation block 5, an anti-theft component 3 is arranged above the cavity 8 in the installation block 5, a nut 4 is arranged on the upper surface of the anti-theft component 3, a clamping groove 1 is formed in the upper surface of the nut 4, and installation grooves 2 are formed in the surfaces of the left side and the right side of the nut 4.
Wherein, the anti-theft component 3 is arranged in the mounting block 5 at the position above the cavity 8, the anti-theft component 3 comprises a first clamping block 301, a connecting block 302, a connecting spring 303, an adjusting block 304, a second clamping block 305 and a connecting strip 306, the front surface, the rear surface, the left surface and the right surface of the connecting block 302 are fixedly connected with the first clamping block 301, the connecting spring 303 is arranged in the connecting block 302, the outer side surface of the first clamping block 301 is fixedly connected with the connecting strip 306, the outer side of the connecting spring 303 is fixedly connected with the adjusting block 304, the lower surface of the adjusting block 304 is fixedly connected with the second clamping block 305, the mounting block 5 is a stainless steel component, the mounting block 5 is arranged above the cavity 8 and is provided with clamping grooves corresponding to the second clamping block 305 and the first clamping block 301, the connecting spring 303 is fixedly arranged in the clamping grooves in the connecting block 302, and the connecting springs 303 are divided into two groups and respectively arranged, the end of connecting strip 306 all with installation piece 5 fixed connection, and connecting strip 306 is the component of PVC material, through being provided with theftproof subassembly 3, can be after the installation of screw rod 6, separation nut 4 and screw rod 6 cause can not dismantle screw rod 6 from external rotatory nut 4, simple structure, simple to operate has practiced thrift the cost.
When the anti-theft screw rod is used, firstly, the screw rod 6 is installed at a proper position through the screwdriver and the clamping groove 1, then the adjusting block 304 is pressed inwards, the connecting spring 303 on the inner side of the adjusting block 304 is compressed, the second clamping block 305 is separated from the clamping groove in the installation block 5, then the screw cap 4 is pressed downwards, the connecting strip 306 is broken due to downward pressure, at the moment, the first clamping block 301 is separated from the clamping groove in the installation block 5, at the moment, the screw cap 4 is separated from the screw rod 6, when the screw cap 4 is rotated, the first clamping block 301 and the second clamping block 305 only rotate in the cavity in the installation block 5, the screw rod 6 is protected, the anti-theft component 3 is arranged, after the screw rod 6 is installed, the screw cap 4 and the screw rod 6 are separated, the screw cap 4 cannot be detached from the external rotating screw cap 4, the structure is simple.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a prevent that screw rod is dismantled theftproof screw rod at will by other people, includes screw rod (6), its characterized in that: the utility model discloses a safety belt, including screw rod (6), last fixed surface of screw rod (6) is connected with installation piece (5), and the lower extreme surface of screw rod (6) has seted up thread groove (7), cavity (8) have been seted up to the inside of installation piece (5), and the inside top position department that is located cavity (8) of installation piece (5) is provided with theftproof subassembly (3), the upper surface of theftproof subassembly (3) is provided with nut (4), screens groove (1) has been seted up to the upper surface of nut (4), and nut (4) about both sides surface have all seted up mounting groove (2).
2. The anti-theft screw rod for preventing the screw rod from being detached randomly by others according to claim 1, characterized in that: theftproof subassembly (3) include first fixture block (301), connecting block (302), connecting spring (303), regulating block (304), second fixture block (305) and connecting strip (306), the equal fixedly connected with first fixture block (301) in surface around and about connecting block (302), and the internally mounted of connecting block (302) has connecting spring (303), the equal fixedly connected with connecting strip (306) in outside surface of first fixture block (301), the outside of connecting spring (303) all with regulating block (304) fixed connection, the lower fixed surface of regulating block (304) is connected with second fixture block (305).
3. An antitheft screw for preventing the screw from being detached by others as desired according to claim 1 or 2, characterized in that: the mounting block (5) is a stainless steel component, and a clamping groove corresponding to the second clamping block (305) and the first clamping block (301) is formed in the mounting block (5) and located above the cavity (8).
4. The anti-theft screw rod for preventing the screw rod from being detached randomly by others as claimed in claim 2, wherein: the connecting springs (303) are fixedly arranged in clamping grooves in the connecting blocks (302), and the connecting springs (303) are divided into two groups and are respectively arranged at the upper end and the lower end of the inner side surface of the adjusting block (304).
5. The anti-theft screw rod for preventing the screw rod from being detached randomly by others as claimed in claim 2, wherein: the tail end of the connecting strip (306) is fixedly connected with the mounting block (5), and the connecting strip (306) is a PVC component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020459985.5U CN212250768U (en) | 2020-04-01 | 2020-04-01 | Anti-theft screw capable of preventing screw from being randomly detached by others |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020459985.5U CN212250768U (en) | 2020-04-01 | 2020-04-01 | Anti-theft screw capable of preventing screw from being randomly detached by others |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212250768U true CN212250768U (en) | 2020-12-29 |
Family
ID=73983282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020459985.5U Active CN212250768U (en) | 2020-04-01 | 2020-04-01 | Anti-theft screw capable of preventing screw from being randomly detached by others |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212250768U (en) |
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2020
- 2020-04-01 CN CN202020459985.5U patent/CN212250768U/en active Active
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