CN102722954B - Electric opener for anti-theft device - Google Patents
Electric opener for anti-theft device Download PDFInfo
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- CN102722954B CN102722954B CN201210207745.6A CN201210207745A CN102722954B CN 102722954 B CN102722954 B CN 102722954B CN 201210207745 A CN201210207745 A CN 201210207745A CN 102722954 B CN102722954 B CN 102722954B
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- switch
- theft device
- driving shaft
- fixed mount
- gangbar
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Abstract
The invention discloses an electric opener for an anti-theft device. The electric opener for the anti-theft device comprises a shell, a motor, a control circuit, a switch combination, a driving shaft and a curved push rod, wherein the shell comprises a mask and a base, and the mask is provided with a placing groove; the switch combination is connected with the control circuit; the control circuit is connected with the motor; the motor drives the driving shaft to rotate by a transmission gear; the driving shaft drives the curved push rod to make a circular arc movement by taking the driving shaft as the center by a fixed mount; the curved push rod can extend into the placing groove on which a telescopic buckling component is arranged; and a link gear is arranged between the driving shaft and the buckling component. The advantages are that the electric opener for the anti-theft device has a simple structure and is very convenient to operate.
Description
Technical field
The present invention relates to a kind of electric opening instrument, especially relate to a kind of electric opening instrument of article anti-theft device.
Background technology
In self-selection store market, anti-theft tag is widely used, having a kind of is the anti-theft tag of locking type, such label adopts specific physical construction to be made into a locking device, rely on locking device to coordinate with Anti-theft nail, anti-theft tag is fixed on commodity, only have and just can open this class anti-theft tag with corresponding magnetic opener, client cannot free-handly open anti-theft tag, reaches antitheft object with this.The shortcoming of magnetic anti-theft label is: this class anti-theft tag can be opened by any magnetite, and a magnetite that may be carried by other people is opened this class anti-theft tag, makes anti-theft tag lose antitheft function.
In order to improve the theftproof performance of anti-theft tag, someone has developed a kind of new article anti-theft device, and it comprises locking device and Anti-theft nail, and locking device is fixed Anti-theft nail, Anti-theft nail is fixed through article, its concrete structure is to be provided with ring groove on Anti-theft nail, and locking device comprises stay, and stay comprises a circular arc ring with opening, one end of stay is shaft contact, the other end of stay is compression zone, and circular arc ring snaps in ring groove, and Anti-theft nail is pinned.After compression zone is stressed, when stay rotates along shaft contact, ring groove opens, and circular arc ring shifts out from the ring groove of Anti-theft nail, thereby Anti-theft nail can be extracted.This article anti-theft device has a circular arc passage, and compression zone is positioned at the inner of circular arc passage, to increase antitheft performance, and existing manual opener at present, but because of reasons such as its troublesome poerations, be unfavorable for promoting the use of this kind of anti-theft device.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of electric open device of easy to operate article anti-theft device.
The present invention solves the problems of the technologies described above adopted technical scheme: a kind of electric opening instrument of article anti-theft device, it is characterized in that comprising housing, motor, control circuit, switch combination, driving shaft and arc push rod, described housing comprises face shield and base, on described face shield, be provided with storing groove, described switch combination is connected with described control circuit, described control circuit is connected with described motor, described motor drives described drive shaft turns by transmission gear, described driving shaft drives arc push rod centered by this driving shaft, to do circular arc motion by fixed mount, described arc push rod can put in described storing groove, on described storing groove, be provided with the telescopic parts of withholding, driving shaft and described withholding are provided with link gear between parts.
Described switch combination comprises the first touch-pressure switch, the second touch-pressure switch, the first limit switch and the second limit switch, the bottom surface of described storing groove is provided with resilient panel, the first touch-pressure switch is arranged under described resilient panel, the second touch-pressure switch is arranged on the sidepiece of described storing groove, the first described limit switch is arranged on the reference position in fixed mount rotation amplitude, the second described limit switch is arranged on the end position in fixed mount rotation amplitude, the first described touch-pressure switch, the second touch-pressure switch, the first limit switch is connected with described control circuit respectively with the second limit switch.Article anti-theft device is put in to be put after groove, the second touch-pressure switch is because of extruding conducting, with pressing at present article anti-theft device, the bottom of article anti-theft device is to resilient panel effect, make resilient panel distortion touch the first touch-pressure switch, the first touch-pressure switch conducting, the conducting simultaneously of the first touch-pressure switch and the second touch-pressure switch, control circuit drive motor rotates, by the setting to control circuit, after electric machine rotation several seconds, arc push rod is encountered compression zone, fixed mount is encountered the second limit switch simultaneously, motor stops operating several seconds, Deng Anti-theft nail after commodity are extracted, control circuit makes motor reversal, arc push rod shifts out in the circular arc passage of article anti-theft device, fixed mount is encountered after the first limit switch, motor stops operating.A complete process opening process finishes.
Described link gear comprises gangbar, back-moving spring and be arranged on the extruding plate on driving shaft, in the middle of described gangbar, be provided with shaft contact, withhold parts and be wholely set the front end in gangbar, extruding plate coordinates with gangbar rear end, one end of described back-moving spring is fixed, the other end of back-moving spring acts in gangbar, when the rear end of extruding plate jack-up gangbar, withholding parts rotates along shaft contact, the article anti-theft device of putting on groove is pushed down, after extruding plate leaves, gangbar resets under the effect of back-moving spring, withholding parts removes from article anti-theft device.In the time of drive shaft turns, extruding plate also rotates together, extruding plate turns over after certain angle, and the rear end of jack-up gangbar is withheld parts and rotated along shaft contact, article anti-theft device is fixed, prevent that it from shifting out storing groove, in the time that driving shaft rotates backward, extruding plate leaves the rear end of gangbar, gangbar resets under the effect of back-moving spring, withholds parts and removes from article anti-theft device.
Described fixed mount is L-type fixed mount, and described driving shaft passes the transverse part of fixed mount and fixes, and described arc push rod is arranged on the vertical part of fixed mount.When drive shaft turns, arc push rod is done circular arc motion centered by this driving shaft.
The sidepiece of described storing groove is provided with perforation, and described arc push rod can enter in described storing groove from described perforation.Arc push rod is entered into by perforation in the circular arc passage of article anti-theft device, and compression zone is produced to acting force.
The second described touch-pressure switch, the first limit switch is identical with the second limit switch three structure, the second described trigger switch comprises Switch main body, metal sheeting and extruding runner, described Switch main body comprises plastic housing and Push switch, Push switch stretches out described plastic housing, one end of described metal sheeting is fixed on plastic housing one end, described extruding runner is arranged on the other end of described metal sheeting, described metal sheeting is pressed on described Push switch, article anti-theft device is placed in to be put after groove, the extruding runner effect of article anti-theft device to the second trigger switch, make the second trigger switch conducting, fixed mount touches the extruding runner of the first limit switch in the reference position of rotating, fixed mount touches the extruding runner of the second limit switch at the end position rotating.
Put into and put when groove when article anti-theft device, article anti-theft device produces extruding force to the extruding runner of the second trigger switch of putting groove side portion, and metal sheeting is to Push switch is produced to pressure, thereby makes the second trigger switch conducting.In the time of drive shaft turns, fixed mount also rotates together, in the time turning to end position, fixed mount touches the extruding runner of the second limit switch, its principle of work is identical with the second trigger switch, and control circuit stops operating motor, and now arc push rod forwards amplitude peak to.In the time that fixed mount touches the extruding runner of the first limit switch, control circuit stops operating motor, and driving shaft, fixed mount and arc push rod revert to reference position.
The curved driving shaft outside that is distributed in of extruding plate, the back segment horizontal level of described extruding plate is higher than the leading portion horizontal level of extruding plate, the back segment of extruding plate and leading portion smooth excessiveness, described gangbar comprises montant and cross bar, described shaft contact is positioned on described montant, described upper end of withholding parts and be arranged on montant, the end of described cross bar is provided with lower teat, and the lower teat of described cross bar and described extruding plate cooperatively interact.When driving shaft turns over certain angle, the rear fragment position of extruding plate coordinates with the lower teat of cross bar, by the cross bar jack-up of gangbar, gangbar is centered by shaft contact, deflect, the parts of withholding of montant front end stretch out putting on groove, and article anti-theft device is withheld, and avoid article anti-theft device in arc push rod is extending into circular arc passage process to produce mobile.
On described base, be provided with gear case, described transmission gear is arranged in gear case, and described motor is arranged on gear case, and described driving shaft stretches out described gear case.
Compared with prior art, advantage of the present invention is that article anti-theft device is put in after storing groove, control circuit starter motor rotates, motor drives drive shaft turns by transmission gear, driving shaft drives arc push rod centered by this driving shaft, to do circular arc motion, while driving shaft makes to withhold parts by link gear and stretches out putting on groove, and article anti-theft device is fixed on and is put in groove, avoids article anti-theft device to shift out under external force.
Arc push rod is rotated further in the circular arc passage that stretches into article anti-theft device, the compression zone of stay is produced to thrust, and when stay rotates along shaft contact, ring groove opens, circular arc ring shifts out from the ring groove of Anti-theft nail, thereby Anti-theft nail can be extracted from commodity.Motor reverses under the drive of control circuit, and arc push rod shifts out in circular arc passage, reversion original position.This electric opening instrument, simple in structure, operation is very easy.
Accompanying drawing explanation
Fig. 1 is outside drawing of the present invention;
Fig. 2 is cut-away view of the present invention (one);
Fig. 3 is cut-away view of the present invention (two);
Fig. 4 is the matching chart () of driving shaft of the present invention, fixed mount, arc push rod and extruding plate;
Fig. 5 is the matching chart (two) of driving shaft of the present invention, fixed mount, arc push rod and extruding plate;
Fig. 6 is storing groove of the present invention, gangbar and the cooperation figure that withholds parts;
Fig. 7 is the connection diagram of gangbar of the present invention and back-moving spring;
Fig. 8 be gangbar of the present invention with extruding plate coordinate schematic diagram (after turning an angle along shaft contact);
Fig. 9 is the structural drawing of the second touch-pressure switch of the present invention.
Embodiment
Below in conjunction with accompanying drawing, embodiment is described in further detail the present invention.
A kind of electric opening instrument of article anti-theft device, comprise housing, motor 2, control circuit, switch combination, driving shaft 3 and arc push rod 4, housing comprises face shield 1 and base 5, on face shield 1, be provided with and put groove 6, switch combination is connected with control circuit, control circuit is connected with motor 2, motor 2 passes through transmission gear (in gear case, figure does not show) drive driving shaft 3 to rotate, driving shaft 3 drives arc push rod 4 centered by this driving shaft 3, to do circular arc motion by fixed mount 8, arc push rod 4 can put in to be put in groove 6, put on groove 6 and be provided with the telescopic parts 10 of withholding, driving shaft 3 and withhold between parts 10 and be provided with link gear.Control circuit adopts traditional control circuit, includes timing function, can control the time that motor pauses.
Switch combination comprises the first touch-pressure switch (figure does not show), the second touch-pressure switch 12, the first limit switch 13 and the second limit switch 14, the bottom surface of putting groove 6 is provided with resilient panel 15, the first touch-pressure switch is arranged on resilient panel 15 times, the second touch-pressure switch 12 is arranged on the sidepiece of putting groove 6, the first limit switch 13 is arranged on the reference position in fixed mount 8 rotation amplitudes, the second limit switch 14 is arranged on the end position in fixed mount 8 rotation amplitudes, the first touch-pressure switch, the second touch-pressure switch 12, the first limit switch 13 is connected with control circuit respectively with the second limit switch 14.
Link gear comprises gangbar 17, back-moving spring 18 and be arranged on the extruding plate 19 on driving shaft 3, in the middle of gangbar 17, be provided with shaft contact 20, gangbar 17 is coupling on fixed part, withhold parts 10 and be wholely set the front end in gangbar 17, extruding plate 19 coordinates with gangbar 17 rear ends, one end of back-moving spring 18 is fixed, the other end of back-moving spring 18 acts in gangbar 17, when the rear end of extruding plate 19 jack-up gangbar 17, withholding parts 10 rotates along shaft contact 20, the article anti-theft device of putting on groove 6 is pushed down, after extruding plate 19 leaves, gangbar 17 resets under the effect of back-moving spring 18, withholding parts 10 removes from article anti-theft device.
Fixed mount 8 is L-type fixed mount, and driving shaft 3 passes the transverse part 81 of fixed mount 8 and fixes, and arc push rod 4 is arranged on the vertical part 82 of fixed mount 8.
Put the sidepiece of groove 6 and be provided with perforation 16, arc push rod 4 can 16 enter into and puts in groove 6 from boring a hole.
The second touch-pressure switch 12, the first limit switch 13 is identical with second limit switch 14 three's structures, the second trigger switch 12 comprises Switch main body 121, metal sheeting 122 and extruding runner 123, Switch main body 121 comprises plastic housing and Push switch 124, Push switch 124 stretches out plastic housing, one end of metal sheeting 122 is fixed on plastic housing one end, extruding runner 123 is arranged on the other end of metal sheeting 122, metal sheeting 122 is pressed on Push switch 124, article anti-theft device is placed in to be put after groove 6, article anti-theft device acts on the extruding runner 123 of the second trigger switch 12, make the second trigger switch 12 conductings, fixed mount 8 can touch the extruding runner of the first limit switch 13 in the reference position of rotating, fixed mount 8 can touch the extruding runner of the second limit switch 14 at the end position rotating.
Curved driving shaft 3 outsides that are distributed in of extruding plate 19, back segment 191 horizontal levels of extruding plate 19 are higher than leading portion 192 horizontal levels of extruding plate 19, the back segment of extruding plate 19 and leading portion smooth excessiveness, gangbar 17 comprises montant 171 and cross bar 172, shaft contact 20 is positioned on montant 171, withhold parts 10 and be arranged on the upper end of montant 171, the end of cross bar 172 is provided with lower teat 22, and lower teat 22 and the extruding plate 19 of cross bar 172 cooperatively interact.
On base 5, be provided with gear case 21, transmission gear is arranged in gear case 21, and motor 2 is arranged on gear case 21, and driving shaft 3 stretches out gear case 21.
Fig. 7 is the not schematic diagram under rotation situation of gangbar, now withholds parts and does not withhold and putting on groove.
Fig. 8 is that gangbar rotates centered by shaft contact, now withholds parts and withholds putting on groove, and article anti-theft device is fixed in groove, prevents that it from moving when arc push rod stretches into.
Claims (7)
1. the electric opening instrument of an article anti-theft device, it is characterized in that comprising housing, motor, control circuit, switch combination, driving shaft and arc push rod, described housing comprises face shield and base, on described face shield, be provided with storing groove, described switch combination is connected with described control circuit, described control circuit is connected with described motor, described motor drives described drive shaft turns by transmission gear, described driving shaft drives arc push rod centered by this driving shaft, to do circular arc motion by fixed mount, described arc push rod can put in described storing groove, on described storing groove, be provided with the telescopic parts of withholding, driving shaft and described withholding are provided with link gear between parts,
Described switch combination comprises the first touch-pressure switch, the second touch-pressure switch, the first limit switch and the second limit switch, the bottom surface of described storing groove is provided with resilient panel, the first touch-pressure switch is arranged under described resilient panel, the second touch-pressure switch is arranged on the sidepiece of described storing groove, the first described limit switch is arranged on the reference position in fixed mount rotation amplitude, the second described limit switch is arranged on the end position in fixed mount rotation amplitude, the first described touch-pressure switch, the second touch-pressure switch, the first limit switch is connected with described control circuit respectively with the second limit switch.
2. the electric opening instrument of a kind of article anti-theft device according to claim 1, it is characterized in that described link gear comprises gangbar, back-moving spring and be arranged on the extruding plate on driving shaft, in the middle of described gangbar, be provided with shaft contact, withhold parts and be wholely set the front end in gangbar, extruding plate coordinates with gangbar rear end, one end of described back-moving spring is fixed, the other end of back-moving spring acts in gangbar, when the rear end of extruding plate jack-up gangbar, withholding parts rotates along shaft contact, the article anti-theft device of putting on groove is pushed down, after extruding plate leaves, gangbar resets under the effect of back-moving spring, withholding parts removes from article anti-theft device.
3. the electric opening instrument of a kind of article anti-theft device according to claim 2, is characterized in that described fixed mount is L-type fixed mount, and described driving shaft passes the transverse part of fixed mount and fixes, and described arc push rod is arranged on the vertical part of fixed mount.
4. the electric opening instrument of a kind of article anti-theft device according to claim 3, is characterized in that the sidepiece of described storing groove is provided with perforation, and described arc push rod can enter in described storing groove from described perforation.
5. the electric opening instrument of a kind of article anti-theft device according to claim 4, it is characterized in that the second described touch-pressure switch, the first limit switch is identical with the second limit switch three structure, the second described trigger switch comprises Switch main body, metal sheeting and extruding runner, described Switch main body comprises plastic housing and Push switch, Push switch stretches out described plastic housing, one end of described metal sheeting is fixed on plastic housing one end, described extruding runner is arranged on the other end of described metal sheeting, described metal sheeting is pressed on described Push switch, article anti-theft device is placed in to be put after groove, the extruding runner effect of article anti-theft device to the second trigger switch, make the second trigger switch conducting, fixed mount touches the extruding runner of the first limit switch in the reference position of rotating, fixed mount touches the extruding runner of the second limit switch at the end position rotating.
6. the electric opening instrument of a kind of article anti-theft device according to claim 5, it is characterized in that the curved driving shaft outside that is distributed in of extruding plate, the back segment horizontal level of described extruding plate is higher than the leading portion horizontal level of extruding plate, the back segment of extruding plate and leading portion smooth excessiveness, described gangbar comprises montant and cross bar, described shaft contact is positioned on described montant, described upper end of withholding parts and be arranged on montant, the end of described cross bar is provided with lower teat, and the lower teat of described cross bar and described extruding plate cooperatively interact.
7. the electric opening instrument of a kind of article anti-theft device according to claim 6, it is characterized in that being provided with gear case on described base, described transmission gear is arranged in gear case, and described motor is arranged on gear case, and described driving shaft stretches out described gear case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210207745.6A CN102722954B (en) | 2012-06-20 | 2012-06-20 | Electric opener for anti-theft device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210207745.6A CN102722954B (en) | 2012-06-20 | 2012-06-20 | Electric opener for anti-theft device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102722954A CN102722954A (en) | 2012-10-10 |
| CN102722954B true CN102722954B (en) | 2014-06-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210207745.6A Active CN102722954B (en) | 2012-06-20 | 2012-06-20 | Electric opener for anti-theft device |
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| Country | Link |
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| CN (1) | CN102722954B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10121338B2 (en) * | 2015-03-04 | 2018-11-06 | Tyco Fire & Security Gmbh | Self-detaching anti-theft device for retail environment |
| CN105464474B (en) * | 2015-12-24 | 2017-10-10 | 宁波市北仑区柴桥志坚机械厂 | The electric opening instrument and its circuit control method of a kind of anti-theft tag |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5528914A (en) * | 1994-09-27 | 1996-06-25 | Sensormatic Electronics Corporation | Security tag and complemental deactivation apparatus |
| US6571587B2 (en) * | 2001-01-09 | 2003-06-03 | Strattec Security Corporation | Steering column lock apparatus and method |
| US7973661B2 (en) * | 2008-03-06 | 2011-07-05 | Sensomatic Electronics, LLC | Detacher system and method having an RFID antenna for a combination EAS and RFID tag |
| CN202064694U (en) * | 2011-04-29 | 2011-12-07 | 刘恩 | Intelligent antitheft lock capable of automatically locking |
| CN202662117U (en) * | 2012-06-20 | 2013-01-09 | 宁波市北仑宇博防盗设备有限公司 | Electric opener for anti-theft device for objects |
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2012
- 2012-06-20 CN CN201210207745.6A patent/CN102722954B/en active Active
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| Publication number | Publication date |
|---|---|
| CN102722954A (en) | 2012-10-10 |
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Effective date of registration: 20160308 Address after: 315809, No. 8 village, Dongshan village, Ningbo bridge, Beilun District, Zhejiang, China Patentee after: NINGBO CITY BEILUN DISTRICT CHAIQIAO ZHIJIAN MACHINERY PLANT Address before: 315800 Zhejiang city of Ningbo province Beilun Chaiqiao stone bridge Industrial Zone (Qile electric plant) Patentee before: Ningbo Beilun Yubo Anti-Theft Equipment Co.,Ltd. |
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Address after: 315809 No. 50, Meijiacaonan, Dongshan Gate, Chaiqiao Street, Beilun District, Ningbo City, Zhejiang Province Patentee after: Ningbo city Beilun Keith Connaught Electronics Technology Factory Address before: 315809, No. 8 village, Dongshan village, Ningbo bridge, Beilun District, Zhejiang, China Patentee before: NINGBO CITY BEILUN DISTRICT CHAIQIAO ZHIJIAN MACHINERY PLANT |
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Effective date of registration: 20190904 Address after: 315800 Room 202, No. 578 Liaohe Road, Xingu Street, Ningbo City, Zhejiang Province, 14blocks, No. 578 Liaohe Road, Longshun Home Patentee after: Ningbo Beilun Boze Electronic Technology Co., Ltd. Address before: 315809 No. 50, Meijiacaonan, Dongshan Gate, Chaiqiao Street, Beilun District, Ningbo City, Zhejiang Province Patentee before: Ningbo city Beilun Keith Connaught Electronics Technology Factory |