CN2699412Y - Anti-theft label - Google Patents
Anti-theft label Download PDFInfo
- Publication number
- CN2699412Y CN2699412Y CN 200420006097 CN200420006097U CN2699412Y CN 2699412 Y CN2699412 Y CN 2699412Y CN 200420006097 CN200420006097 CN 200420006097 CN 200420006097 U CN200420006097 U CN 200420006097U CN 2699412 Y CN2699412 Y CN 2699412Y
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- Prior art keywords
- theft tag
- steel ball
- ball seat
- theft
- steel
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Abstract
The utility model provides an anti-theft label which comprises an outer shell which is composed of an upper and a lower parts, an anti-theft magnetic component which is arranged inside the outer shell, and a locking mechanism. The locking mechanism is provided with a steel needle used for locking; a steel bowl, a steel ball seat, and a compression spiral spring are arranged along the axial direction of the steel needle in order; a steel ball used for clamping the steel needle is arranged inside the steel ball seat; a downward concave bowl seat is arranged on the inner side of a shell body; at least two circular arc guide rails, which ascend gradually along the same rotation direction, are arranged on the periphery of the downward concave bowl seat; clamping claws, which contact the upper surfaces of the circular arc guide rails, are arranged on the steel ball seat; a pushing handle, which stretches toward the outside of the peripheral direction of the clamping claw, is arranged on at least one of the clamping claws. Since the locking mechanism is opened by the mechanical mode ascending along the helical rail, the anti-theft label has advantages of cabinet shape, simple structure, low cost, convenient opening and locking, good anti-theft effect, long service life, etc., and the anti-theft label has universality because that the locking mechanism can be opened through electromagnetic mode.
Description
Technical field
The utility model relates to a kind of anti-theft tag, relates in particular to the latch mechanism of a kind of anti-theft tag inside.
Background technology
In the normal life of order, along with people more and more like open shopping way, open shopping places such as supermarket, megastore are also more and more, therefore are used for antitheft anti-stealing safety system also to become more and more important.Eas tag has been widely used in the clothes shop, electrical equipment commodity shop and a series of other retail trade shops for many years as a kind of means of stealing in the shop of taking precautions against.Usually, the EAS system is durable by one, and the reliable small and exquisite label of volume invests on the commodity by a kind of firm survivable mode, thereby reaches the monitored purpose that obtains of commodity.Usually, this relies on the structure that invests commodity of label to be used a special specific purpose tool to open in cashier by the personnel in shop, thereby takes off label.If will trigger warning in the exit, shop without the commodity that take off label.
In order to make whole EAS system effectively reliable, label must be firm, thereby the thief can not take off label in the shop.On some is used, also encapsulated ink in the label, and at the improper outflow ink that breaks when opening label by force, can the permanent damage commodity or when cleaning, cause ouster le main spot.In other system, label is attached on the commodity by attachment mechanism, when wanting that label is understood damaged merchandise when commodity pull off or tear.In addition, the fixed mechanism of label must be enough firmly with the destruction of low gear thief in the shop.Therefore making the latch mechanism of anti-theft tag close attachment on commodity is very crucial parts.
The anti-theft tag of Shi Yonging in the market, thus be to adopt steel ball locking draw point to reach effect attached to the commodity surface.Its latch mechanism is the steel ball motion that makes anti-theft tag inside by external magnet, locks or loosens draw point.For example: United States Patent (USP) (patent No. is 4,523,356), and the applicant on August 29th, 2000 application (China Patent No. is: the patent of Affixing tag device by name 00249010.2) all is to adopt above-mentioned principle.
But above-mentioned anti-theft tag exposes some problems in actual use.At first, because the locking of latch mechanism and unlatching are the effects by the attractive force of external magnet, but external magnet can influence the effect of magnetic coil equally.If anti-theft tag uses for a long time, external magnet can make the resonance circuit of magnetic coil be affected, and the faint or disappearance of the detectable signal that provides does not have antitheft function.Secondly, because the effect of external magnet, the magnetic of inner latch mechanism also can be faded, and therefore when opening or lock anti-theft tag, relatively wastes time and energy, and after long-time the use, anti-theft tag is difficult for being removed from the commodity that adhere to.
Also there is the latch mechanism of some labels to finish by physical construction, for example: the 5th of Nguyen application, 426, No. 4194 United States Patent (USP)s, " a kind of " by name with the anti-theft tag of arcuate channel and the supporting device that undoes the lock, in order to open latch mechanism, a special arc push pin device that undoes the lock is inserted from the opening of label one end.Although this patent has its singularity in many aspects, device also needs to join in addition the apparatus that undoes the lock of a costliness, and from retailer's angle, this will need space at double to place these equipment, and cost improves, and is not suitable for being used for small-sized retailer.
Summary of the invention
The purpose of this utility model provides a kind of anti-theft tag, by mechanical mechanism anti-theft tag can be locked attached on the commodity, has longer serviceable life, and the sensitivity of detection signal is more increased and is with low cost.
Further aim of the present invention provides a kind of anti-theft tag, and it is easy to use, can use popular mechanical type magnetic on device and the current market device that undoes the lock that undoes the lock simultaneously.
A kind of anti-theft tag of the present utility model comprises: a shell; Described shell comprises upper shell and lower house, and the described sliceable described housing that forms inner hollow of lower house of going up, described upper shell or lower house are provided with a through hole that extends into label inside; Be used for fixing the fixed mechanism of the anti-theft tag and the commodity of protecting, fixed mechanism can stretch into label inside by described through hole; Be disposed at the latch mechanism that is used for locking shell and article in the described shell; Be provided with at least two tracks that are used to make latch mechanism locking or unclamp described fixed mechanism in the described shell; Be located at the anti-theft magnetic assembly in the described shell.
A kind of anti-theft tag of the present utility model, described fixed mechanism are one can pass the draw point than stub end of having that protected commodity and the through hole from the described housing insert described enclosure interior; Described latch mechanism comprises that one is used to lock the rotatable locking device of described draw point; Described track is to be positioned on the described housing, along the arc-shaped rail that same sense of rotation raises gradually, can assist the locking device spiral to rise or decline.
A kind of anti-theft tag of the present utility model, described shell one end is provided with an opening, and described opening is spliced by the breach separately of last lower house; Described locking device comprises from bottom to up: a steel bowl, and one firmly grasps the locker of described draw point, and described steel bowl is held described locker, and described lower house is provided with a steel bowl seat that holds the steel bowl, and described track is set at the periphery of described steel bowl seat.
A kind of anti-theft tag of the present utility model, described locker comprises: have the steel ball seat of an axially extending bore, the part that is accommodated in the described steel bowl seat of described steel ball seat is provided with at least two radial direction through hole that communicate with described axially extending bore; Be accommodated in the steel ball that can move along described radial direction through hole in the described radial direction through hole.
Further be provided with a steel bowl that holds the steel ball seat in the described steel bowl seat.Described radial direction through hole evenly distributes along the axially basic of described steel ball seat.Described radial direction through hole is positioned on the same surface level.The diameter that described steel bowl is configured to its perisporium increases gradually from the bottom surface to the openend limit.
Described steel ball seat extends at least two claws with described guide rail upper surface butt to its periphery outside.The quantity of described claw is corresponding with described guide rail quantity.Described claw is provided with the pushing hands of stretching out the helical guideway outer ring.There is a block at described shell aperture place.
One end of described steel ball seat and compression spring butt is provided with one along the borehole jack along the described compression helical spring of the axial holding portion of steel ball seat.The position that described upper shell is corresponding with steel bowl seat on the described lower house is provided with the vertical shrinkage pool of a restraining spring and locker direction of motion.The outer distribution radius radiation direction of described vertical shrinkage pool is provided with at least two with upper stop piece.Described catch quantity is corresponding with claw quantity.
A kind of anti-theft tag of the present utility model, described steel ball seat is made with plastic material.
A kind of anti-theft tag of the present utility model, described steel ball seat is made with magnetic material.
Anti-theft tag of the present utility model is by promoting the pushing hands on the claw with a thimble, the drive latch mechanism rises on a helical orbit simple in structure and opens latch mechanism, and the restoring force that utilizes spring makes latch mechanism locking, adopted mechanical lock mechanism to replace the electromagnetic type latch mechanism, when opening latch mechanism, need not to use in addition utility appliance, therefore long service life of the present utility model, with low cost, open locking conveniently.And the inner structure of anti-theft tag of the present utility model is simple, and the inner space that makes latch mechanism occupy reduces, thereby the space of laying electromagnetic assembly or miscellaneous part can be increased, so good anti-theft effect of the present utility model, and outward appearance is small and exquisite.And anti-theft tag of the present utility model can also open with electromagnetic mode except open the locking latch mechanism with mechanical system, therefore has advantages such as versatility.
Description of drawings
Fig. 1 is the schematic perspective view of the lower house inner structure of anti-theft tag among the embodiment of the present utility model;
Fig. 2 is the schematic perspective view of the upper shell inner structure of anti-theft tag among the embodiment of the present utility model;
Fig. 3 is the latch mechanism schematic perspective view that is installed in the anti-theft tag in the shell among the embodiment of the present utility model;
Fig. 4 is when anti-theft tag is in locking state among the embodiment of the present utility model, the cut-open view of latch mechanism;
Fig. 5 is when anti-theft tag is in relaxation state among the embodiment of the present utility model, the cut-open view of latch mechanism;
Fig. 6 is the action synoptic diagram of expression when opening the anti-theft tag of embodiment of the present utility model with specific plunger.
Embodiment
Safety label in the present embodiment comprises by housing dimerous up and down, is disposed at anti-theft magnetic assembly (not shown) and latch mechanism in the shell.As shown in Figure 1, be the inner structure schematic perspective view of lower house 1 of the anti-theft tag of present embodiment.Lower house 1 one ends are provided with a breach 9 ', are provided with a recessed bowl seat 10 in the inboard near the lower house 1 of this breach 9 ', and the periphery at described recessed bowl seat 10 is provided with three arc-shaped rails 11 that rise gradually along same sense of rotation.One through hole (referring to Fig. 4) is arranged at the bottom of bowl seat 10.As shown in Figure 2, be the schematic perspective view of inner structure of upper shell 2 of the anti-theft tag of present embodiment.The profile of upper shell 2 and lower house 1 match.Also be provided with a breach 9 at a upper shell 2 and lower house 1 a corresponding end ", described breach 9 ' and 9 " form the opening of housing one end jointly.In the inboard of upper shell 2, the bowl seat 10 of corresponding lower house 1 inboard is provided with a vertical shrinkage pool 16.Described vertical shrinkage pool 16 is provided with 3 catch 17 that are mutually 120 degree angles outside circumference.At described breach 9 " and described vertical shrinkage pool 16 between be provided with a block 14 parallel with opening.
Fig. 3 is in the present embodiment, is installed in the latch mechanism schematic perspective view of the anti-theft tag in the shell.Fig. 4 is when anti-theft tag is in locking state in the present embodiment, the cut-open view of latch mechanism.
As shown in Figure 3 and Figure 4, latch mechanism comprises locking with draw point 3, and along axially disposing successively of draw point 3: draw point 3 interted the steel bowl 4 of through hole on its bottom surface, and the diameter of steel bowl 4 perisporiums plays the openend limit and increases gradually from the bottom surface.Draw point 3 interted its axially extending bore also can be along the axially movable steel ball seat 5 of described draw point.End at the close steel bowl 4 of steel ball seat 5 is provided with three radial direction through hole 6 (2 radial direction through hole only are shown among the figure) that communicate with described axially extending bore.This radial direction through hole 6 circumferentially substantially evenly distributes and is located in the same horizontal plane and respectively holds a steel ball 7 along described steel ball seat 5.The other end of described steel ball seat 5 is provided with a borehole jack 15, and described borehole jack 15 is used for holding vertically compression helical spring 8.Described spring 8 makes described steel ball seat 5 be subjected to axial acting force to the pushing of steel bowl 4 directions along draw point 3 all the time.As shown in Figure 3, described steel ball seat 5 extends three claws 12 to its periphery outside, and because the acting force of compression helical spring 8, these three claws 12 all the time with arc-shaped rail 11 upper surface butts.One of them claw 12 is provided with the week pushing hands 13 laterally of stretching to claw 12.
In addition, as shown in Figure 4 and Figure 5, a projection (mark) corresponding with compression helical spring 8 arranged in the bottom of described vertical shrinkage pool 16.One end of spring 8 is contained in the described vertical shrinkage pool and is enclosed within on the described projection that is positioned at vertical shrinkage pool 16 centers, thereby reaches the effect that moves radially of restraining spring 8.
Be installed in the housing after each parts of latch mechanism are assembled successively, in the housing of simultaneously electromagnetic coil assembly or other accessories being packed into after, housings close up and down.After the assembling, inside has the crucial label that tightens mechanism and is attached on the protected article, and passes article in the through hole insertion label of shell by draw point 3.Draw point 3 passes from the through hole (through hole that is case surface does not mark) on the bowl seat 10 of anti-theft tag lower house 1, and enter steel bowl 4 and steel ball seat 5 successively, just in steel ball seat 5, arrive behind the certain depth by tight mechanism of institute folk prescription to pinning, be in state as shown in Figure 4.At this moment, the claw 11 of steel ball seat 5 is positioned at the lowest part of arc-shaped rail 11, as shown in Figure 2.Steel ball 7 is positioned at the bottom of steel bowl 4.Three steel balls 7 withstand on the sidewall of steel bowl 4 of inclination, prolong the direction that draw point inserts and compress draw point 3, draw point 3 can not oppositely be extracted out vertically, thereby anti-theft tag is locked on the article.
As shown in Figure 6, when article were checked out, the cashier stretched into label inside with a thimble as shown in Figure 6 from the opening part of label, push up the pushing hands 13 of steel ball seat 5 along the radian of thimble self after, promote the rotational lock parts and rotate.Described claw 12 is in rotation simultaneously, and the bottom along described guide rail 11 from guide rail 11 rises to the top, drives steel ball seat 5 and makes progress together, is in open site as shown in Figure 5.At this moment, because the upper opening diameter of steel bowl 4 is greater than the bottom, therefore, when steel ball seat 5 is moved upwards up to opening, originally withstand on the steel ball 7 on steel bowl 4 sidewalls, be not subjected to the effect of steel bowl 4 sidewalls and move to periphery, thereby make draw point 3 not compacted along through hole 6, separate with anti-theft tag, make label be removed from article.
When anti-theft tag was in as shown in Figure 5 state, compression helical spring 8 was in confined state.Therefore, when taking out thimble, under the effect of spring 8, the claw 12 of steel ball seat 5 is got back to the bottom of guide rail 11 from the highest point of guide rail 11, and steel ball seat 5 returns to locked position as shown in Figure 4.When reusing, only need the through hole insertion enclosure interior of draw point 3 from lower house got final product till by steel ball 7 lockings.
In the foregoing description, " near block 14 makes and is used for preventing that the thief from opening anti-theft tag with clip or other thimble breach 9.Block 14 also can be set on the lower house.
Vertical shrinkage pool 16 and catch 17 all are the positions that is used for limiting steel ball seat 5, and the stability when making the anti-theft tag operation improves.The projection of borehole jack that holds spring 15 that steel ball seat 5 one ends are provided with and vertical shrinkage pool 16 bottoms is to be used for the location of better restraining spring, and the stability of spring is improved, and can not move circumferentially producing.
In addition, the steel ball 7 in the foregoing description holds the through hole 6 of steel ball 7, and the quantity of arc-shaped rail 11 and the claw 12 corresponding with arc-shaped rail 11 also can be configured to two or four.
Above-mentioned draw point 3 can be the draw point of trough of belt not, but in order to allow steel ball 7 can better clamp draw point 3, draw point 3 can be the pin of trough of belt.
Above embodiment is not to restriction of the present utility model, and the modification that those skilled in the art are done in not deviating from spirit and scope of the present utility model is all in its protection domain.Protection domain of the present utility model is documented in claims.
Claims (17)
1. an anti-theft tag is characterized in that, comprising:
One shell; Described shell comprises upper shell and lower house, and the described sliceable described housing that forms inner hollow of lower house of going up, described upper shell or lower house are provided with a through hole that extends into label inside;
Be used for fixing the fixed mechanism of the anti-theft tag and the commodity of protecting, fixed mechanism can stretch into label inside by described through hole
Be configured in the latch mechanism that is used for locking the fixed mechanism that stretches in the described shell;
Be provided with at least two tracks that are used to make latch mechanism locking or unclamp fixed mechanism in the described shell;
Be located at the anti-theft magnetic assembly in the described shell.
2. anti-theft tag as claimed in claim 1 is characterized in that,
Described fixed mechanism is one can pass the draw point that protected commodity and the through hole from the described housing insert the bigger head end of having of described enclosure interior;
Described lock advances latch mechanism and comprises that one is used to lock the rotatable locking device of described draw point;
Described track is to be positioned on the described housing, the arc-shaped rail that raises gradually along same sense of rotation.
3. anti-theft tag as claimed in claim 2 is characterized in that,
Described shell one end is provided with an opening, and described opening is spliced by the breach separately of last lower house;
Described locking device comprises from bottom to up: a steel bowl, and one firmly grasps the locker of described draw point, and described steel bowl is held described locker, and a compression helical spring that locker is pressed to a thruster;
Described lower house is provided with a steel bowl seat that holds the steel bowl, and described track is set at the periphery of described steel bowl seat.
4. anti-theft tag as claimed in claim 3 is characterized in that,
Described locker comprises:
Steel ball seat with an axially extending bore, the part that is accommodated in the described steel bowl of described steel ball seat is provided with at least two radial direction through hole that communicate with described axially extending bore;
Be accommodated in the steel ball that can move along described radial direction through hole in the described radial direction through hole.
5. anti-theft tag as claimed in claim 4 is characterized in that, described radial direction through hole evenly distributes along the axially basic of described steel ball seat.
6. anti-theft tag as claimed in claim 5 is characterized in that described radial direction through hole is positioned on the same surface level.
7. anti-theft tag as claimed in claim 3 is characterized in that, Yi Bian described steel bowl is configured to its diameter increase gradually from the bottom surface to the openend of inwall all around.
8. anti-theft tag as claimed in claim 4 is characterized in that, described steel ball seat outer wall extends at least two claws with described guide rail upper surface butt to its periphery outside.
9. anti-theft tag as claimed in claim 8 is characterized in that, the quantity of described claw is corresponding with described guide rail quantity.
10. anti-theft tag as claimed in claim 8 is characterized in that described claw is provided with the pushing hands of stretching out the helical guideway outer ring.
11., it is characterized in that there is a block at wherein said shell aperture place as any described anti-theft tag in the claim 3 to 10.
12., it is characterized in that an end of wherein said steel ball seat and compression spring butt is provided with a borehole jack along the described compression helical spring of the axial holding portion of steel ball seat as any described anti-theft tag in the claim 4 to 10.
13., it is characterized in that the position that wherein said upper shell is corresponding with steel bowl seat on the described lower house is provided with the vertical shrinkage pool of a restraining spring and locker direction of motion as any described anti-theft tag in the claim 2 to 10.
14. a kind of anti-theft tag as claimed in claim 13 is characterized in that, the outer distribution radius radiation direction of wherein said shrinkage pool is provided with at least two with upper stop piece.
15. a kind of anti-theft tag as under the claim 14 is characterized in that described catch quantity is corresponding with claw quantity.
16., it is characterized in that wherein said steel ball seat is made with plastic material as any described anti-theft tag in the claim 4 to 10.
17., it is characterized in that wherein said steel ball seat is made with magnetic material as any described anti-theft tag in the claim 4 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420006097 CN2699412Y (en) | 2004-04-07 | 2004-04-07 | Anti-theft label |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420006097 CN2699412Y (en) | 2004-04-07 | 2004-04-07 | Anti-theft label |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2699412Y true CN2699412Y (en) | 2005-05-11 |
Family
ID=34767666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420006097 Expired - Lifetime CN2699412Y (en) | 2004-04-07 | 2004-04-07 | Anti-theft label |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2699412Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102296895A (en) * | 2011-09-06 | 2011-12-28 | 韩志刚 | Article theft-proof lock catch and assembly method thereof |
| CN101563514B (en) * | 2006-08-25 | 2013-08-07 | 传感电子公司 | Anti-theft tack |
| CN107452176A (en) * | 2017-10-10 | 2017-12-08 | 徐州龙安电子科技有限公司 | A kind of anti-theft tag |
| CN110363948A (en) * | 2019-08-22 | 2019-10-22 | 江苏傲讯达电子科技有限公司 | A kind of anti-theft magnetic snap device |
| CN112970615A (en) * | 2019-12-17 | 2021-06-18 | 卡尤迪智农科技(北京)有限公司 | Animal tag |
| CN113638656A (en) * | 2021-07-23 | 2021-11-12 | 思创医惠科技股份有限公司 | Rotary unlocking EAS (electronic article surveillance) tag and using method thereof |
-
2004
- 2004-04-07 CN CN 200420006097 patent/CN2699412Y/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101563514B (en) * | 2006-08-25 | 2013-08-07 | 传感电子公司 | Anti-theft tack |
| CN102296895A (en) * | 2011-09-06 | 2011-12-28 | 韩志刚 | Article theft-proof lock catch and assembly method thereof |
| CN102296895B (en) * | 2011-09-06 | 2013-01-09 | 韩志刚 | Article theft-proof lock catch and assembly method thereof |
| CN107452176A (en) * | 2017-10-10 | 2017-12-08 | 徐州龙安电子科技有限公司 | A kind of anti-theft tag |
| CN107452176B (en) * | 2017-10-10 | 2022-11-18 | 徐州龙安电子科技有限公司 | Anti-theft label |
| CN110363948A (en) * | 2019-08-22 | 2019-10-22 | 江苏傲讯达电子科技有限公司 | A kind of anti-theft magnetic snap device |
| CN110363948B (en) * | 2019-08-22 | 2024-05-17 | 江苏傲讯达电子科技有限公司 | Antitheft magnetic buckle device |
| CN112970615A (en) * | 2019-12-17 | 2021-06-18 | 卡尤迪智农科技(北京)有限公司 | Animal tag |
| CN113638656A (en) * | 2021-07-23 | 2021-11-12 | 思创医惠科技股份有限公司 | Rotary unlocking EAS (electronic article surveillance) tag and using method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20140407 Granted publication date: 20050511 |