CN203835061U - Magnetic unlocking device with counting function - Google Patents
Magnetic unlocking device with counting function Download PDFInfo
- Publication number
- CN203835061U CN203835061U CN201420276226.XU CN201420276226U CN203835061U CN 203835061 U CN203835061 U CN 203835061U CN 201420276226 U CN201420276226 U CN 201420276226U CN 203835061 U CN203835061 U CN 203835061U
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- electromagnet
- hole
- built
- power
- lever
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Abstract
The utility model discloses a magnetic unlocking device with a counting function. The magnetic unlocking device comprises an electromagnet (2) and a shell (1), wherein the electromagnet (2) is arranged in the shell (1); the surface of the shell (1) is provided with a hole (1.1); the electromagnet (2) is in sliding fit with the hole (1.1); a micro switch (5), a touch switch (6) which is switched on by means of the sliding fit of the electromagnet (2) and the hole (1.1), and a trigger mechanism (7) for triggering switch-on of the micro switch (5) by using magnetic force generated by the electromagnet (2) are further arranged in the hole (1.1). The magnetic unlocking device has the advantage of counting function, and more accurately, accurate counting is realized by means of the generated magnetic force.
Description
Technical field
The utility model relates to the magnetic lockpick with tally function.
Background technology
In EAS burglary protection system for commodities; the anti-theft device for commodities of inner placement frequency element is locked on protected commodity in column in market by magnetic lock; in the time of normal sale, unblanked with magnetic lockaid gun by cashier, anti-theft device for commodities (anti-theft tag) is removed from commodity.
At present, magnetic lockaid gun on market does not have tally function, can not record magnetic lockaid gun and use how many times within the darg time, how many anti-theft tags are opened, cause and can not pass through magnetic lockaid gun record, in one day, use the sales volume of the object of anti-theft tag, can only be by the one-side sales figure of inquiry cashier's machine, just can recognize the sales volume of the object of this anti-theft tag, once cashier's machine breaks down, cause sales figure to lose, or suffer deliberately artificial, malice is deleted sales figure, the use on statistics same day the sales volume of object of anti-theft tag very difficult.
More in addition, it should be noted that and used repeatedly magnetic lockaid gun, mean and have how many anti-theft tags to remove from commodity, need to be by the sales figure inquiry of cashier's machine, whether after accumulative total various product, more whether consistent with the quantity of the record on cashier's machine go to check the quantity of anti-theft tag.
Summary of the invention
The technical problems to be solved in the utility model is, provides one to have tally function, is more accurately to rely on the magnetic lockpick with tally function that produces magnetic force and realize accurate counting.
For solving the problems of the technologies described above, the technical scheme that the utility model provides is: comprise electromagnet and shell, described electromagnet is established in the enclosure, and the surface of shell is provided with hole, and described electromagnet is arranged under hole, and its part is exposed by described hole; The cross section in described hole presents L shaped; Described electromagnet and hole are slidably matched; In described hole, be also provided with microswitch, utilize electromagnet and hole to be slidably matched to realize closed touch-switch and utilize magnetic force that electromagnet produces to trigger the trigger mechanism of microswitch closure, the described magnetic lockpick with tally function also comprises the first built-in power, the second built-in power, the 3rd built-in power sum counter, and described counter is connected with and shows digital panel; Described the first built-in power and electromagnet are connected to form the first current supply circuit, and described touch-switch is located on the first current supply circuit; Described the second built-in power and counter are connected to form the second current supply circuit, and described microswitch is located on the second current supply circuit, and described the 3rd built-in power and panel are connected to form the 3rd current supply circuit.
Compared with prior art, technique effect of the present utility model is: a part for electromagnet is exposed to outside hole, anti-theft tag is placed on the top of electromagnet and down gently presses, electromagnet moves down, triggering touch-switch closure, because touch-switch is located on the first current supply circuit of the first power supply and electromagnet formation, closure is connected the first current supply circuit, electromagnet produces magnetic force, trigger the closure of microswitch by trigger mechanism, make to be provided with the loop works of counter, rolling counters forward once, be presented on panel, panel adopts independent current source power supply, number of times can be presented on panel always, until counter is worked again, upgrade the data on panel, this lockaid gun has tally function, rely on magnetic force to realize counting, there will not be many countings, the situations such as few counting, ensure the accuracy of counting.
As preferably, described trigger mechanism comprises lever and lever mount; Described lever is divided into front end, middle-end and end; The middle-end of described lever and the upper end of lever mount are hinged; The Yu Kong bottom surface, lower end of described lever mount is fixedly connected with; Described front end is positioned at the below of electromagnet bottom surface; Between the middle-end of described lever and end, be provided with the first spring, the first described spring is connected with the bottom surface in hole; Described microswitch is located on the bottom surface, hole of end below; The bottom surface in described hole is provided with the resetting-mechanism being connected with electromagnet bottom surface; Described touch-switch is located on bottom surface, hole and is positioned at the below of electromagnet bottom surface.The object that adopts such design is when electromagnet down sliding, touch-switch closure is triggered in the bottom surface of electromagnet, the first current supply circuit is communicated with, electromagnet energising produces magnetic force, trigger mechanism has adopted lever principle, electromagnet energising produces magnetic force, the front end of lever is subject to the magnetic force of electromagnet, moves upward, and the end of lever triggers microswitch closure, realize counting, the setting of resetting-mechanism, is in order to complete after counting, the reset of electromagnet, make electromagnet get back to original position, for counting next time ready.Pin joint is located at the middle-end of lever, the setting of the first spring, all front end and the end maintenance levels in order to make lever, so just can not make the end of lever remove to trigger microswitch, make counter start counting, can not cause the unnecessary counting there is no need, the setting of the first spring, be for after moving upward when the front end of lever on the other hand, the original position of fast quick-recovery lever, keeps lever level.
As preferably, the groove that the bottom surface in described hole is provided with; Described resetting-mechanism comprises the second spring and stay pipe; Described stay pipe part is located in groove, the second described spring housing is located in stay pipe, one end of the second described spring is connected with electromagnet bottom surface, the other end is connected with the bottom surface of groove, that end that the second described spring is connected with electromagnet bottom surface exceeds the upper edge of stay pipe, and described electromagnet bottom surface is greater than the vertical distance of electromagnet bottom surface to the upper edge of stay pipe to the vertical distance of the pin joint on lever.The object that adopts such design is the feature that describes resetting-mechanism in detail, when electromagnet down moves, remove to trigger microswitch, when electromagnetism down moves to extreme lower position (supported pipe withstands), electromagnet can not down move again, between lever and the bottom surface of electromagnet, also leave distance, ensure to produce after magnetic force when electromagnet, the front end of lever is subject to magneticaction, can move upward, end can remove to trigger touch-switch, the resetting-mechanism that adopts stay pipe and spring assembly to form, simple in structure, ensure again the realization of reset function.
As preferably, it also includes base, and described base is connected with the lower end of shell; Described the first built-in power, the second built-in power, the 3rd built-in power sum counter is all located in the cavity that base is provided with, and described panel is located on the surface of base.The object that adopts such design is the effect that base has played the whole lockaid gun of supporting on the one hand, is provided with cavity and has held related device, ensures that lockaid gun entirety is to shape, and panel is located at the surface of base, is convenient for people to observe intuitively the number of times of unblanking.
Brief description of the drawings
Fig. 1 is internal construction schematic diagram of the present utility model.
Fig. 2 is circuit diagram of the present utility model.
Shown in figure: 1, shell, 1.1, hole, 1.2 grooves, 2, electromagnet, 3, the first built-in power, 3.1, the second built-in power, 3.2, the 3rd built-in power, 4, counter, 5, microswitch, 6, touch-switch, 7, trigger mechanism, 7.1, lever, 7.2, lever mount, 7.3, front end, 7.4, middle-end, 7.5 end, 8, the first current supply circuit, 9, the second current supply circuit, 10, the 3rd current supply circuit, 11, the first spring, 12, resetting-mechanism, 12.1, the second spring, 12.2, stay pipe, 13, base, 14, circuit board.
Detailed description of the invention
Below in conjunction with accompanying drawing 1, accompanying drawing 2, the utility model is described in further detail.
The utility model, with the magnetic lockpick of tally function, comprises electromagnet 2 and shell 1, and electromagnet 2 is located in shell 1, and the surface of shell 1 is provided with hole 1.1, electromagnet 2 is arranged on hole 1.1 times, and its part is exposed by described hole 1.1, and the cross section in described hole 1.1 presents L shaped; Electromagnet 2 is slidably matched with hole 1.1; In hole 1.1, be also provided with microswitch 5, utilize electromagnet 2 and hole 1.1 to be slidably matched to realize closed touch-switch 6 and utilize magnetic force that electromagnet 2 produces to trigger the trigger mechanism 7 of microswitch 5 closures, also comprise the first built-in power 3, the second built-in power 3.1, the 3rd built-in power 3.2 sum counters 4, described counter 4 is connected with and shows digital panel 4.1; The first described built-in power 3 is connected to form the first current supply circuit 8 with electromagnet 2, and described touch-switch 6 is located on the first current supply circuit 8; The second described built-in power 3.1 is connected to form the second current supply circuit 9 with counter 4, and described microswitch 5 is located on the second current supply circuit 9; The 3rd described built-in power 3.2 is connected to form the 3rd current supply circuit 10 with panel 4.1.
Described trigger mechanism 7 comprises lever 7.1 and lever mount 7.2; Described lever 7.1 is divided into front end 7.3, middle-end 7.4 and end 7.5; The middle-end 7.5 of described lever 7.1 and the upper end of lever mount 7.2 are hinged; The lower end of described lever mount 7.2 is fixedly connected with the bottom surface in hole 1.1; Described front end 7.3 is positioned at the below of electromagnet 2 bottom surfaces; Between the middle-end 7.4 of described lever 7.1 and end 7.5, be provided with the first spring 11, the first described spring 11 is connected with the bottom surface in hole 1.1; Described microswitch 5 is located on 1.1 bottom surfaces, hole of end 7.5 belows; The bottom surface in described hole 1.1 is provided with the resetting-mechanism 12 being connected with electromagnet 2 bottom surfaces; Described touch-switch 6 is located on 1.1 bottom surfaces, hole and is positioned at the below of electromagnet 2 bottom surfaces.
The groove 1.2 that the bottom surface in described hole 1.1 is provided with; Described resetting-mechanism 12 comprises the second spring 12.1 and stay pipe 12.2; Described stay pipe 12.2 parts are located in groove 1.2, the second described spring 12.1 is set in stay pipe 12.2, one end of the second described spring 12.1 is connected with electromagnet 2 bottom surfaces, the other end is connected with the bottom surface of groove 1.2, that end that the second described spring 12.1 is connected with electromagnet 2 bottom surfaces exceeds the upper edge of stay pipe 12.2, and described electromagnet 2 bottom surfaces are greater than the vertical distance of electromagnet 2 bottom surfaces to the upper edge of stay pipe 12.2 to the vertical distance of the pin joint on lever 7.1.
It also includes base 13, and described base 13 is connected with the lower end of shell 1; Described the first built-in power 3, the second built-in power 3.1, the 3rd built-in power 3.2 sum counters 4 are all located in the cavity that base 12 is provided with, and described panel 4.1 is located on the surface of base 12.
The utility model in the specific implementation, the first current supply circuit 8, the second current supply circuit 9 and the 3rd current supply circuit 10 are all located on circuit board 14, on electromagnet 2, be wound around wire, one end of this wire is connected with the negative pole of the first built-in power 3, the other end is connected to form the first current supply circuit 8 with the positive pole of the first built-in power 3 again by touch-switch 6, microswitch 5 is to be also connected with counter 4 by wire, be connected to form the second current supply circuit 9 with the second built-in power 3.1 again, when use, anti-theft tag is placed on electromagnet 2, down gently press, electromagnet 2 triggers touch-switch 6, the first current supply circuit 8 is connected, electromagnet 2 produces magnetic force, the end 7.5 of lever 7.1 removes to trigger microswitch 5, the second current supply circuit 9 is connected, realize tally function, on panel 4.1, show number of times, panel 4.1 has directly adopted independently the 3rd built-in power 3.2 to power, afterwards, because anti-theft tag removes from electromagnet 2, electromagnet 2 is under the effect of resetting-mechanism 12, electromagnet 2 up moves, microswitch 5 and touch-switch 6 disconnect, the first current supply circuit 8 disconnects, the second current supply circuit 9 disconnects, realize once counting.Wait for counting next time, count accumulative total on panel 4.1 at every turn and show, realize the tally function of our magnetic lockpick.
Above the utility model and embodiment thereof are described, this description does not have restricted, and shown in accompanying drawing is also one of embodiment of the present utility model, and actual structure is not limited to this.If generally speaking those of ordinary skill in the art is enlightened by it, in the situation that not departing from the utility model creation aim, without the creationary frame mode similar to this technical scheme and the embodiment of designing, all should belong to protection domain of the present utility model.
Claims (4)
1. the magnetic lockpick with tally function, comprise electromagnet (2) and shell (1), described electromagnet (2) is located in shell (1), and the surface of shell (1) is provided with hole (1.1), described electromagnet (2) is arranged under hole (1.1), and its part is exposed by described hole (1.1); It is characterized in that: the cross section in described hole (1.1) presents L shaped; Described electromagnet (2) is slidably matched with hole (1.1); In described hole (1.1), be also provided with microswitch (5), utilize electromagnet (2) and hole (1.1) to be slidably matched to realize closed touch-switch (6) and utilize magnetic force that electromagnet (2) produces to trigger the trigger mechanism (7) of microswitch (5) closure; The described magnetic lockpick with tally function also comprises the first built-in power (3), the second built-in power (3.1), the 3rd built-in power (3.2) sum counter (4), and described counter (4) is connected with and shows digital panel (4.1); Described the first built-in power (3) is connected to form the first current supply circuit (8) with electromagnet (2), and described touch-switch (6) is located on the first current supply circuit (8); Described the second built-in power (3.1) is connected to form the second current supply circuit (9) with counter (4), it is upper that described microswitch (5) is located at the second current supply circuit (9), and the 3rd described built-in power (3.2) is connected to form the 3rd current supply circuit (10) with panel (4.1).
2. the magnetic lockpick with tally function according to claim 1, is characterized in that: described trigger mechanism (7) comprises lever (7.1) and lever mount (7.2); Described lever (7.1) is divided into front end (7.3), middle-end (7.4) and end (7.5); The middle-end (7.5) of described lever (7.1) and the upper end of lever mount (7.2) are hinged; The lower end of described lever mount (7.2) is fixedly connected with the bottom surface of hole (1.1); Described front end (7.3) is positioned at the below of electromagnet (2) bottom surface; Between the middle-end (7.4) of described lever (7.1) and end (7.5), be provided with the first spring (11), one end of described the first spring (11) is connected with lever (7.1), and the other end of described the first spring (11) is connected with the bottom surface of hole (1.1); Described microswitch (5) is located on the bottom surface, hole (1.1) of end (7.5) below; The bottom surface in described hole (1.1) is provided with the resetting-mechanism (12) being connected with electromagnet (2) bottom surface; Described touch-switch (6) is located on bottom surface, hole (1.1) and is positioned at the below of electromagnet (2) bottom surface.
3. the magnetic lockpick with tally function according to claim 2, is characterized in that: the groove (1.2) that the bottom surface in described hole (1.1) is provided with, described resetting-mechanism (12) comprises the second spring (12.1) and stay pipe (12.2), described stay pipe (12.2) part is located in groove (1.2), described the second spring (12.1) is set in stay pipe (12.2), one end of described the second spring (12.1) is connected with electromagnet (2) bottom surface, the other end is connected with the bottom surface of groove (1.2), that end that described the second spring (12.1) is connected with electromagnet (2) bottom surface exceeds the upper edge of stay pipe (12.2), described electromagnet (2) bottom surface is greater than the vertical distance of electromagnet (2) bottom surface to the upper edge of stay pipe (12.2) to the vertical distance of the pin joint on lever (7.1).
4. the magnetic lockpick with tally function according to claim 1, is characterized in that: it also includes base (13), and described base (13) is connected with the lower end of shell (1); Described the first built-in power (3), the second built-in power (3.1), the 3rd built-in power (3.2) sum counter (4) is all located in the cavity that base (13) is provided with, and described panel (4.1) is located on the surface of base (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420276226.XU CN203835061U (en) | 2014-05-27 | 2014-05-27 | Magnetic unlocking device with counting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420276226.XU CN203835061U (en) | 2014-05-27 | 2014-05-27 | Magnetic unlocking device with counting function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203835061U true CN203835061U (en) | 2014-09-17 |
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ID=51512921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420276226.XU Expired - Fee Related CN203835061U (en) | 2014-05-27 | 2014-05-27 | Magnetic unlocking device with counting function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203835061U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107675961A (en) * | 2017-11-30 | 2018-02-09 | 徐菲 | Anti-theft fastener remover with electronic counting function |
| CN108194037A (en) * | 2017-12-22 | 2018-06-22 | 成都市卓新实业有限公司 | A kind of intelligent object |
-
2014
- 2014-05-27 CN CN201420276226.XU patent/CN203835061U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107675961A (en) * | 2017-11-30 | 2018-02-09 | 徐菲 | Anti-theft fastener remover with electronic counting function |
| CN108194037A (en) * | 2017-12-22 | 2018-06-22 | 成都市卓新实业有限公司 | A kind of intelligent object |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140917 Termination date: 20150527 |
|
| EXPY | Termination of patent right or utility model |