CN207960248U - A kind of anti-theft latch fastener - Google Patents
A kind of anti-theft latch fastener Download PDFInfo
- Publication number
- CN207960248U CN207960248U CN201820033942.3U CN201820033942U CN207960248U CN 207960248 U CN207960248 U CN 207960248U CN 201820033942 U CN201820033942 U CN 201820033942U CN 207960248 U CN207960248 U CN 207960248U
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- CN
- China
- Prior art keywords
- locking
- seal casinghousing
- locking bushing
- latch fastener
- theft
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Burglar Alarm Systems (AREA)
Abstract
The utility model is related to a kind of anti-theft latch fasteners, including seal casinghousing and commodity connector, the connecting hole passed through for commodity connector is offered on seal casinghousing, locking bushing is equipped in seal casinghousing, lock sphere and Lock spring, locking bushing is arranged in seal casinghousing in axial sliding, the end of commodity connector is inserted into after passing through connecting hole on the inside of locking bushing, one end of locking bushing offers at least two lateral through-holes, sphere is locked to be arranged in through-hole, the inside of seal casinghousing is equipped with conical inboard wall corresponding with locking sphere, Lock spring is arranged between seal casinghousing and locking bushing, Lock spring pushes locking bushing to be moved to close to the side of conical inboard wall, locking bushing is magnetic material or is connected with the unlocking part that material is magnetic material.
Description
Technical field
The utility model is related to technical field of burglary prevention, and in particular to a kind of anti-theft latch fastener.
Background technology
With economic and society fast development, market and supermarket are more and more, and scale is also increasing, market, supermarket
To be the important ring of its operation improve the experience of client to reduce cost of labor for middle commodity antitheft, market, supermarket at present
Mostly it is to be locked on commodity using anti-theft tag to prevent commodity from maliciously being stolen.Anti-theft tag is connected by lock and commodity
It is connected together, lock can only be opened at sales counter, and existing buckle structure is complicated, and need three steel balls that could lock.
Utility model content
The purpose of this utility model is to provide a kind of anti-theft latch fasteners, to solve the problems, such as that existing buckle structure is complicated.
To achieve the above object, specifically, which includes seal casinghousing and commodity connector, is opened on seal casinghousing
Equipped with the connecting hole passed through for commodity connector, locking bushing, locking sphere and Lock spring, locking set are equipped in seal casinghousing
Cylinder is axially slidably disposed in seal casinghousing, and the end of commodity connector passes through insertion locking bushing inside after connecting hole, lock
The one end for determining sleeve offers at least two lateral through-holes, and locking sphere is arranged in through-hole, and the inside of seal casinghousing is equipped with
Conical inboard wall corresponding with locking sphere, Lock spring are arranged between seal casinghousing and locking bushing, and Lock spring pushes
Locking bushing is moved to close to the side of conical inboard wall, and locking bushing is magnetic material or locking bushing is connected with material and is
The unlocking part of magnetic material.
The commodity connector is connecting rope, and one end of connecting rope is fixedly connected with seal casinghousing, and the other end penetrates connection
In hole.
The other end of the connecting rope is equipped with the needle body being inserted into connecting hole, and determining for annular is offered on the circumference of needle body
Position slot.
It is fixed with the hard barrel being inserted into connecting hole on the outside of the other end of the connecting rope, justifies in the outside of hard barrel
The locating slot of annular is offered on week.
The locating slot has spaced multiple.
The locking sphere have and only there are two, two locking spheres are symmetricly set on the both sides of locking bushing.
The seal casinghousing includes sealing shell and the sealing inner casing being fixed on the inside of sealing shell, the conical inboard wall
Lower inside in sealing inner casing is set, and the upper end for sealing inner casing is fixedly connected there are one spring stop piece, the upper end of locking bushing
Across spring stop piece, the upper end sealed set of sealing shell, the lower end of locking bushing is equipped with diameter and is more than in the middle part of locking bushing directly
The locking step of diameter, the through-hole are opened in locking step side, and the Lock spring is arranged between spring stop piece and locking step.
The material of the upper end of the fixedly locked sleeve of unlocking part, unlocking part is iron, and unlocking part is arranged in the upside of spring stop piece.
The spring stop piece is non-magnetic material.
The commodity connector is Anti-theft nail, and one end of Anti-theft nail is equipped with stopper unit, and the other end penetrates in connecting hole.
The utility model has the following advantages that：The utility model is simple in structure, and the end of commodity connector passes through connecting hole
It is inserted on the inside of locking bushing afterwards, the locking sphere in the through-hole of locking bushing matches realization with conical inboard wall to commodity connector
Be fixedly clamped, the lock of the positioning due to locking bushing to commodity connector, the utility model only needs two steel balls
To realize the locking of commodity connector.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model embodiment 1.
Fig. 2 is the sectional view of seal casinghousing.
Fig. 3 is the structural schematic diagram of the utility model embodiment 2.
In figure：1- connecting ropes；101- locating slots；102- needle bodies；2- sealing shells；3- locking bushings；301- locking step；4-
Seal inner casing；5- locks sphere；6- Lock springs；7- spring stop pieces；8- unlocking parts；9- conical inboard walls；10- Anti-theft nails.
Specific implementation mode
The following examples illustrate the utility model, but is not intended to limit the scope of the present invention.
Embodiment 1
Referring to Fig. 1~2, which includes seal casinghousing and connecting rope 1, is offered on seal casinghousing for connecting rope 1
The connecting hole passed through, seal casinghousing is interior to be equipped with locking bushing 3, locking sphere 5 and Lock spring 6, and locking bushing 3 is axially slidably
It is arranged in seal casinghousing, the end of connecting rope 1 passes through 3 inside of insertion locking bushing after connecting hole, the lower end side of locking bushing 3
Face is opened up there are two lateral through-hole, and two locking spheres 5 are symmetricly set in two through-holes, the inside of seal casinghousing be equipped with
5 corresponding conical inboard wall 9 of sphere is locked, Lock spring 6 is arranged between seal casinghousing and locking bushing 3, and Lock spring 6 pushes away
Dynamic locking bushing 3 is moved to close to the side of conical inboard wall 9.
The other end of connecting rope 1 is equipped with the needle body 102 being inserted into connecting hole, and annular is offered on the circumference of needle body 102
Locating slot 101, needle body 102, which facilitates, to be inserted into connecting hole, easy to operate, locating slot 101 on needle body 102 and locking sphere 5
Cooperation can improve locking effect, prevent artificial negative direction from twitching connecting rope 1.Locating slot 101 in the utility model has interval
What is be arranged is multiple.
Seal casinghousing includes sealing shell 2 and the sealing inner casing 4 for being fixed on 2 inside of sealing shell, and conical inboard wall 9 is arranged
Lower part in sealing inner casing 4 inside, the upper end of sealing inner casing 4 are fixedly connected with that there are one spring stop piece 7, the upper ends of locking bushing 3
Across spring stop piece 7, the upper end sealed set of sealing shell 2, the lower end of locking bushing 3 is equipped with diameter and is more than in locking bushing 3
The locking step 301 of portion's diameter, through-hole are opened in 301 side of locking step, and Lock spring 6 is arranged in spring stop piece 7 and locking step 301
Between.There are one unlocking parts 8 for the upper end fixation of locking bushing 3, and the material of unlocking part 8 is iron, and unlocking part 8 is arranged in spring stop piece
7 upside.Spring stop piece 7 is the non-magnetic materials such as copper, aluminium, zinc.
Operation principle and process：The needle body 102 of connecting rope 1 is inserted into locking set after passing through the connecting hole for sealing 4 bottom of inner casing
The inside of cylinder 3, in the process since Lock spring 6 is pressed down against locking bushing 3 always, so the two of 3 lower part of locking bushing
A locking sphere 5 forms the extruding to needle body 102 under the extruding of conical inboard wall 9, and needle body 102 overcomes Lock spring 6 upwards
After resistance across two locking spheres 5, the locking of two locking 5 shape buddy lines 1 of sphere.It is close when needing to open
The upper end of shell 2 is sealed close to magnet, magnet will attract unlocking part 8 and drive locking bushing 3 overcome the resistance of Lock spring 6 to
Upper movement, two lock the position that spheres 5 leave conical inboard wall 9 at this time, and locking sphere 5 can be moved to the outside of through-hole,
To release the locking to connecting rope 1, the needle body 102 of connecting rope 1 can smoothly be deviate from out of seal casinghousing, complete unlock.
The utility model relates only to the design of lock, and before being applied to market, client can also seal according to demand
The alarm chips such as RFID of installation different model in shell, after the lock is connected on commodity at this time, only due to the lock
It can be opened at sales counter, once attempting to that commodity are taken away market in outstanding situation, the sensing device in market will be felt
It should alarm to the alarm chip in seal casinghousing.
Embodiment 2
Referring to Fig. 3, the commodity connector in the present embodiment is Anti-theft nail 10, and one end of Anti-theft nail 10 is equipped with stopper unit,
The other end penetrates in connecting hole, and commodity are clamped between stopper unit and seal casinghousing.
Stopper unit is generally catch.
Embodiment 3
The present embodiment can also be fixed for the hard barrel being inserted into connecting hole (not on the outside of the other end of connecting rope 1
Draw), the locating slot 101 of annular is offered in the outer circumference of hard barrel.
Although above having made detailed description to the utility model with generality explanation and specific embodiment,
On the basis of the utility model, it can be made some modifications or improvements, this is apparent to those skilled in the art
's.Therefore, these modifications or improvements on the basis of without departing from the spirit of the present invention, belong to the utility model and want
Seek the range of protection.
Claims (10)
1. a kind of anti-theft latch fastener, it is characterised in that：The anti-theft latch fastener includes seal casinghousing and commodity connector, on seal casinghousing
The connecting hole passed through for commodity connector is offered, locking bushing, locking sphere and Lock spring, locking are equipped in seal casinghousing
Sleeve is axially slidably disposed in seal casinghousing, and the end of commodity connector passes through insertion locking bushing inside after connecting hole,
One end of locking bushing offers at least two lateral through-holes, and locking sphere is arranged in through-hole, is set on the inside of seal casinghousing
There are conical inboard wall corresponding with locking sphere, Lock spring to be arranged between seal casinghousing and locking bushing, Lock spring pushes away
Dynamic locking bushing is moved to close to the side of conical inboard wall, and locking bushing is that magnetic material or locking bushing connection are magnetic
The unlocking part of material.
2. anti-theft latch fastener according to claim 1, it is characterised in that：The commodity connector is connecting rope, connecting rope
One end is fixedly connected with seal casinghousing, and the other end penetrates in connecting hole.
3. anti-theft latch fastener according to claim 2, it is characterised in that：The other end of the connecting rope, which is equipped with, is inserted into connecting hole
Interior needle body offers the locating slot of annular on the circumference of needle body.
4. anti-theft latch fastener according to claim 2, it is characterised in that：It is fixed with insertion on the outside of the other end of the connecting rope
Hard barrel in connecting hole offers the locating slot of annular in the outer circumference of hard barrel.
5. anti-theft latch fastener according to claim 3 or 4, it is characterised in that：The locating slot has spaced multiple.
6. anti-theft latch fastener according to claim 1, it is characterised in that：The locking sphere have and only there are two, two lock
Determine the both sides that sphere is symmetricly set on locking bushing.
7. anti-theft latch fastener according to claim 1, it is characterised in that：The seal casinghousing includes sealing shell and fixation
Sealing inner casing on the inside of sealing shell, the conical inboard wall are arranged the lower inside in sealing inner casing, seal the upper end of inner casing
It is fixedly connected there are one spring stop piece, the upper end of locking bushing passes through spring stop piece, the upper end sealed set of sealing shell, locking
The lower end of sleeve is equipped with the locking step that diameter is more than locking bushing mid diameter, and the through-hole is opened in locking step side, described
Lock spring is arranged between spring stop piece and locking step.
8. anti-theft latch fastener according to claim 7, it is characterised in that：The upper end of the fixedly locked sleeve of unlocking part, unlocking part
Material be iron, unlocking part is arranged in the upside of spring stop piece.
9. anti-theft latch fastener according to claim 7, it is characterised in that：The spring stop piece is non-magnetic material.
10. anti-theft latch fastener according to claim 1, it is characterised in that：The commodity connector is Anti-theft nail, Anti-theft nail
One end is equipped with stopper unit, and the other end penetrates in connecting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820033942.3U CN207960248U (en) | 2018-01-09 | 2018-01-09 | A kind of anti-theft latch fastener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820033942.3U CN207960248U (en) | 2018-01-09 | 2018-01-09 | A kind of anti-theft latch fastener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207960248U true CN207960248U (en) | 2018-10-12 |
Family
ID=63732602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820033942.3U Active CN207960248U (en) | 2018-01-09 | 2018-01-09 | A kind of anti-theft latch fastener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207960248U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107956336A (en) * | 2018-01-09 | 2018-04-24 | 宁波市北仑和嘉泽电子科技有限公司 | A kind of anti-theft latch fastener |
| CN110359785A (en) * | 2019-07-22 | 2019-10-22 | 浙江农林大学暨阳学院 | A kind of anti-theft fastener |
| CN112985876A (en) * | 2021-05-20 | 2021-06-18 | 亿海蓝（北京）数据技术股份公司 | Locking device, sampling device and sampling device |
| WO2021243557A1 (en) * | 2020-06-02 | 2021-12-09 | 厦门美科物联科技有限公司 | Novel lockset structure |
-
2018
- 2018-01-09 CN CN201820033942.3U patent/CN207960248U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107956336A (en) * | 2018-01-09 | 2018-04-24 | 宁波市北仑和嘉泽电子科技有限公司 | A kind of anti-theft latch fastener |
| CN110359785A (en) * | 2019-07-22 | 2019-10-22 | 浙江农林大学暨阳学院 | A kind of anti-theft fastener |
| WO2021243557A1 (en) * | 2020-06-02 | 2021-12-09 | 厦门美科物联科技有限公司 | Novel lockset structure |
| CN112985876A (en) * | 2021-05-20 | 2021-06-18 | 亿海蓝（北京）数据技术股份公司 | Locking device, sampling device and sampling device |
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