CN211008062U

CN211008062U - Anti-theft label unlocking device with lock

Info

Publication number: CN211008062U
Application number: CN201921225901.5U
Authority: CN
Inventors: 郑欣; 杨桦泽
Original assignee: Ningbo City Beilun Keith Connaught Electronics Technology Factory
Current assignee: Ningbo City Beilun Keith Connaught Electronics Technology Factory
Priority date: 2019-07-31
Filing date: 2019-07-31
Publication date: 2020-07-14
Anticipated expiration: 2029-07-31

Abstract

The utility model relates to a security label unlocking device of area lock, including casing, the handle of unblanking, label unlocking mechanism and handle locking mechanical system, label unlocking mechanism sets up at the casing inboard, and the handle of unblanking rotates to be connected in the casing outside, and the handle of unblanking is connected with unlocking mechanism, and handle locking mechanical system sets up between the handle of unblanking and casing, and the handle locking mechanical system locking is unblanked the position of handle and is blockked the handle swing of unblanking. The utility model discloses utilize handle locking mechanical system to realize the locking to the handle of unblanking, the handle of unblanking after the locking can't swing, just also can't drive label unlocking mechanism action to prevent that this lock opener from being used at will, ensure the safety of commodity, moreover the utility model discloses simple structure only needs to prevent through handle locking mechanical system that the handle of unblanking is rotatory just can realize the locking.

Description

Anti-theft label unlocking device with lock

Technical Field

The utility model relates to an theftproof technical field, concretely relates to security label unlocking ware of area lock.

Background

The anti-theft label can be used for being fixed on market commodities and matched with a detection device at an outlet of a market, so that the commodities are prevented from being stolen, a lock opener is usually borrowed for the convenience of opening the anti-theft label, but the lock opener cannot be used conveniently for ensuring the safety of the anti-theft label, otherwise, the anti-theft label also loses the value, and therefore a lock opener capable of being locked is urgently needed at present.

Disclosure of Invention

An object of the utility model is to provide a security label unlocking device of area lock for solve the unlocking device and by the problem of random use, only can open the unlocking device through the key, ensure the safety of commodity.

In order to achieve the above object, in particular, the anti-theft tag lock opener with a lock includes a housing, an unlocking handle, a tag unlocking mechanism and a handle locking mechanism, the tag unlocking mechanism is disposed inside the housing, the unlocking handle is rotatably connected to the outside of the housing, the unlocking handle is connected to the unlocking mechanism, the handle locking mechanism is disposed between the unlocking handle and the housing, and the position where the handle locking mechanism locks the unlocking handle blocks the unlocking handle from swinging.

The handle locking mechanism comprises a locking plate, one end of the locking plate is rotatably connected with the shell, the other end of the locking plate is slidably connected with the unlocking handle, and a locking hole is formed in the middle of the locking plate.

The inboard curved slip table of unblanking handle, the upper end of lockplate is equipped with along the gliding cylindric lock of slip table.

A limiting mechanism is arranged between the locking plate and the shell, and limits the swinging angle of the locking plate relative to the shell.

The limiting mechanism comprises an arc-shaped limiting groove formed in the end portion of the locking plate and a limiting pin arranged on the shell, and the limiting pin is inserted into the arc-shaped limiting groove.

The label unlocking mechanism comprises an unlocking rod and an unlocking cam, the unlocking rod is arranged on the inner side of the shell in a telescopic mode, the unlocking cam is fixedly connected with the unlocking handle, a telescopic control cam surface for driving the unlocking rod to extend out of the shell is arranged on the unlocking cam, a rotary control console is further arranged on one side of the end portion of the telescopic control cam surface, and a control block corresponding to the rotary control console is arranged on the end portion of the unlocking rod.

The label unlocking mechanism further comprises a label fixing mechanism, and the label fixing mechanism is arranged at the end part of the shell and used for fixing the anti-theft label on the end part of the shell.

The label fixing mechanism comprises a left clamping arm and a right clamping arm, the middle parts of the left clamping arm and the right clamping arm are respectively connected with the shell in a rotating mode, the two sides of the unlocking cam are provided with clamping arm control convex surfaces which enable the left clamping arm and the right clamping arm to swing and clamp the anti-theft label, clamping arm reset torsional springs which enable the left clamping arm and the right clamping arm to reset are arranged between the left clamping arm and the shell, one ends of the left clamping arm and the right clamping arm are respectively arranged on one side of the clamping arm control convex surfaces, and the other ends of the left clamping arm and the right clamping.

The unlocking rod is connected with a first unlocking rod reset spring which drives the unlocking rod to move towards one side of the unlocking cam, and the unlocking rod is also connected with a second unlocking rod reset spring which drives the unlocking rod to rotate and return.

The label unlocking mechanism further comprises an unlocking magnet, and the unlocking magnet is arranged on the inner side of the shell on one side of the label fixing mechanism.

The magnetic through hole is opened to the casing upper end, and left arm lock and right arm lock set up respectively in the both sides of magnetic through hole, and the magnet of unblanking sets up the downside at the magnetic through hole.

The unlocking magnet comprises a central magnet and auxiliary magnets, the central magnet is fixed among the auxiliary magnets, one magnetic pole end of each auxiliary magnet is connected with the central magnet, and magnetic lines of force between the two magnetic poles of the central magnet are perpendicular to magnetic lines of force between the two magnetic poles of the auxiliary magnets.

The side that arm lock control convex surface and left arm lock, right arm lock are adjacent is the inclined plane, like this at the cam rotation process of unblanking, arm lock control convex surface progressively with left arm lock, right arm lock contact, left arm lock and right arm lock progressively swing like this, work is more reliable.

The utility model has the advantages of as follows: the utility model discloses utilize handle locking mechanical system to realize the locking to the handle of unblanking, the handle of unblanking after the locking can't swing, just also can't drive label unlocking mechanism action to prevent that this lock opener from being used at will, ensure the safety of commodity, moreover the utility model discloses simple structure only needs to prevent through handle locking mechanical system that the handle of unblanking is rotatory just can realize the locking.

The unlocking cam drives the unlocking rod to axially stretch and retract and simultaneously realizes rotation of the unlocking rod through the matching of the rotating control table and the control block, the rotating control table is arranged on one side of the end part of the telescopic control cam surface, the unlocking rod starts to rotate after the unlocking rod stretches out of the shell in place, the unlocking rod is inserted into an unlocking groove of the anti-theft locking plate to rotate and unlock, the structure is simple, and sequential actions of stretching and retracting and rotating of the unlocking rod are completed only through one cam.

Drawings

Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention.

Fig. 2 is a cross-sectional view of the present invention.

Fig. 3 is an exploded view of embodiment 1 of the present invention.

Fig. 4 is a schematic structural view of the unlocking lever.

Fig. 5 is a schematic structural view of the label fixing mechanism and the telescopic rotating mechanism.

Fig. 6 is a schematic structural view of the other side of the label fixing mechanism and the telescopic rotating mechanism in fig. 5.

Fig. 7 is a schematic view of the structure of the unlocking cam.

Fig. 8 is a schematic perspective view of the lock opener.

Fig. 9 is a partial enlarged view of a portion a in fig. 8.

Fig. 10 is a schematic structural view of an unlocking magnet according to embodiment 3 of the present invention.

Fig. 11 is a schematic view showing the distribution of magnetic poles of the unlocking magnet in embodiment 3.

In the figure: 1-shell 2-magnetic through hole 3-top plate 4-unlocking handle 5-locking plate 6-locking hole 7-unlocking magnet 8-left clamping arm 9-right clamping arm 10-unlocking rod 11-first unlocking rod reset spring 12-second unlocking rod reset spring 13-unlocking cam 14-linear bearing 15-unlocking rod return auxiliary elastic sheet 16-round platform 17-control block 18-positioning block 19-ball head 20-clamping arm reset spring 21-rotary control platform 22-handle reset torsion spring 23-telescopic control cam surface 24-clamping arm control convex surface 25-arc platform 26-limiting pin 27-arc limiting groove 28-positioning groove 29-auxiliary return spring 101-first shell 102-second shell 103- End cap 701-center magnet 702-auxiliary magnet.

Detailed Description

The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

Example 1

Referring to fig. 1-2, the anti-theft label lock opener with lock comprises a shell 1, an unlocking handle 4 and a label unlocking mechanism, wherein the unlocking handle 4 is rotatably connected with the shell 1, the label unlocking mechanism is arranged in the shell 1 and is connected with the unlocking handle 4, the lower side of the unlocking handle 4 is connected with a locking plate 5, the lower end of the locking plate 5 is rotatably connected with the shell 1, the upper end of the locking plate 5 is slidably connected with the unlocking handle 4, the middle part of the locking plate 5 is provided with a locking hole 6, the lock opener is used for opening the anti-theft label on the commodity in the market, therefore, the lock cannot be used freely, when the lock opener needs to be locked in an unusable state, a lock, such as a U-shaped lock, is additionally arranged at the locking hole 6, so that the locking plate 5 cannot swing towards the shell 1, so that the unlocking handle 4 is also restricted by the locking plate 5 from moving, thereby locking the lock opener.

The utility model discloses in mentioned theftproof label can refer to application number and be CN201710936927.X disclose a theftproof needle locking plate and theftproof label.

Referring to fig. 2-3, the inboard one end that lockplate 5 is connected to unblanking handle 4 is equipped with an arc platform 25, and arc platform 25 forms the slip table, the upper end of lockplate 5 be equipped with arc platform 25 matched with cylindric lock, the cylindric lock slides along arc platform 25. A limiting mechanism is arranged between the lower end of the locking plate 5 and the shell 1. Specifically, stop gear is including seting up at the arc spacing groove 27 of lockplate 5 lower tip and setting up the spacer pin 26 on casing 1, and spacer pin 26 inserts in arc spacing groove 27, and arc spacing groove 27 and spacer pin 26 cooperation make lockplate 5 swing at the within range of setting for, prevent lockplate 5 break away from handle 4 of unblanking, do not need the spring moreover, and the structure is simpler, and is more reliable moreover, and the effect that has the spring is better certainly.

Referring to fig. 3, the label unlocking mechanism includes unlocking magnet 7, unlocking rod 10 and unlocking cam 13, the unlocking magnet 7 is arranged on the inner side of the upper end of the shell 1, the unlocking rod 10 is telescopically arranged on the inner side of the shell 1, the unlocking cam 13 is connected between the unlocking rod 10 and the unlocking handle 4, and the unlocking handle 4 drives the unlocking rod 10 to extend out of the shell 1 through the unlocking cam 13 and then rotates. The utility model discloses utilize the magnetism lock core of magnet 7 in with the security label of unblanking to open, utilize unlocking lever 10 to open the steel needle locking plate in the security label simultaneously, convenient operation improves work efficiency.

The housing 1 comprises a first housing 101, a second housing 102 and an end cap 103, wherein the first housing 101 and the second housing 102 are mutually buckled to form a cavity for accommodating the telescopic rotating mechanism and the label fixing mechanism, the end cap 103 is fixed at the upper ends of the first housing 101 and the second housing 102, and a top plate 3 is further fixed at the lower side of the end cap 103. The end cover 103 and the top plate 3 are provided with the magnetic through hole 2, the left clamping arm 8 and the right clamping arm 9 are respectively arranged on two sides of the magnetic through hole 2, and the unlocking magnet 7 is arranged on the lower side of the magnetic through hole 2, so that the unlocking magnet 7 can attract the lock cylinder in the anti-theft tag, and the lock on the steel needle can be released by the steel needle lock cylinder.

Referring to fig. 3 and 4, the unlocking lever 10 is connected to a first unlocking lever return spring 11 for driving the unlocking lever to move to one side of an unlocking cam 13, and the unlocking lever 10 is further connected to a second unlocking lever return spring 12 for driving the unlocking lever to rotate and return. The inner side of the shell 1 is provided with a linear bearing 14, the unlocking rod 10 penetrates through the bearing 14 from bottom to top in a rotating and sliding mode, the diameter of the lower end portion of the unlocking rod 10 is larger than that of the upper end portion, a circular truncated cone 16 is formed on the circumference of the unlocking rod 10, and the first unlocking rod return spring 11 is arranged on one side, far away from the unlocking cam 13, of the circular truncated cone 16.

Referring to fig. 3 to 7, the unlocking cam 13 is provided with a telescopic control cam surface 23 for driving the unlocking rod 10 to extend out of the housing 1, the lower end of the unlocking rod 10 is provided with a ball 19 matched with the telescopic control cam surface 23, the unlocking handle 4 drives the unlocking cam 13 to rotate, the telescopic control cam surface 23 pushes the ball 19 to lift, thereby pushing the unlocking rod 10 to extend out of the shell 1 and then to be inserted into the unlocking groove of the anti-theft locking plate, one side of the end part of the telescopic control cam surface 23 is also provided with a rotary control platform 21, the end part of the unlocking rod 10 is provided with a control block 17 corresponding to the rotary control platform 21, the control block 17 is arranged perpendicular to the unlocking rod 10, after the unlocking rod 10 ascends to the right position, the rotary control platform 21 triggers the control block 17, and then the unlocking rod 10 is driven to rotate, the upper end of the unlocking rod 10 is non-circular, and the unlocking rod 10 is rotated to expand the unlocking groove, so that the anti-theft locking plate unlocks the anti-theft needle. One end of the second unlocking rod return spring 12 is connected with the control block 17, and the other end is connected with the shell 1.

The label fixing mechanism comprises a left clamping arm 8 and a right clamping arm 9, the left clamping arm 8 and the right clamping arm 9 are arranged on two sides of an unlocking magnet 7, a fixed shaft is fixed in a shell 1, the middle parts of the left clamping arm 8 and the right clamping arm 9 are respectively connected with the fixed shaft in a rotating way, clamping arm control convex surfaces 24 which enable the left clamping arm 8 and the right clamping arm 9 to swing and clamp the anti-theft label are arranged on two sides of an unlocking cam 13, a clamping arm reset spring 20 which enables the left clamping arm 8 and the right clamping arm 9 to reset is arranged between the left clamping arm 8 and the shell 1, one end of the left clamping arm 8 and one end of the right clamping arm 9 are respectively arranged on the upper side of the clamping arm control convex surfaces 24, the other ends of the left clamping arm 8 and the right clamping arm 9 extend out of an end cover 103, one end of the left clamping arm 8 and one end of the right clamping arm 9 are respectively provided with a roller, the unlocking cam 13 is driven to, the upper ends of the left clamping arm 8 and the right clamping arm 9 downwards clamp and fix the anti-theft tag on the upper side of the end cover 103, and after the unlocking handle 4 is loosened, the clamping arm reset spring 20 drives the left clamping arm 8 and the right clamping arm 9 to return. A handle reset torsion spring 22 is arranged between the unlocking cam 13 and the shell 1, and the handle reset torsion spring 22 enables the unlocking handle 4 and the unlocking cam 13 to automatically return after unlocking is completed.

The unlocking rod 10 is also connected with an unlocking rod return auxiliary elastic sheet 15 which pushes the unlocking rod to rotate and return, and after the unlocking rod 10 is driven by the rotary control platform 21 to rotate, the control block 17 is in contact with one side of the unlocking rod return auxiliary elastic sheet 15. The arrangement of the unlocking rod return auxiliary spring piece 15 aims to assist the unlocking rod 10 to return rotationally, because the unlocking rod 10 is easily blocked by a locking plate after being unlocked, so that the unlocking rod 10 cannot return smoothly, in this embodiment, after the unlocking rod return auxiliary spring piece 15 is arranged, when the unlocking rod 10 is unlocked, the unlocking rod return auxiliary spring piece 15 generates an initial auxiliary force for pushing the unlocking rod 10 to return rotationally, and then the second unlocking rod return spring 12 drives the unlocking rod 10 to return rotationally by 90 degrees. In order to further ensure the smooth returning of the unlocking lever 10, an auxiliary return spring 29 is further provided on the other side of the unlocking lever returning auxiliary spring piece 15 in the embodiment.

Referring to fig. 4 and 8 to 9, the unlocking rod 10 is perpendicular to the control block 17, the end of the unlocking rod 10 is further provided with a positioning block 18, the positioning block 18 and the control block 17 are respectively arranged on two sides of the unlocking rod 10, the positioning block 18 and the control block 17 are integrated, and the end of the unlocking handle 4 is provided with a positioning groove 28 corresponding to the positioning block 18. After the locking plate is unlocked, the first unlocking rod reset spring 11 drives the unlocking rod 10 to move to one side of the unlocking cam 13, the second unlocking rod reset spring 12 drives the unlocking rod 10 to rotate and return, and after the unlocking rod 10 rotates to a position, the positioning block 18 is clamped into the positioning groove 28, so that the unlocking rod 10 is prevented from rotating excessively, and the accurate work of the unlocking rod 10 is ensured.

The utility model discloses a use: the anti-theft label is fixed on the upper side of the unlocking device, part of a steel needle lock cylinder of the anti-theft label falls into the magnetic through hole 2, the unlocking cam 13 is driven to rotate after the unlocking handle 4 is rotated, the clamping arm control convex surface 24 of the unlocking cam 13 enables the left clamping arm 8 and the right clamping arm 9 to swing, the anti-theft label is clamped and fixed on the upper side of the end cover 103 downwards at the upper ends of the left clamping arm 8 and the right clamping arm 9, the unlocking magnet 7 attracts the steel needle lock cylinder to unlock the steel needle lock cylinder, the unlocking cam 13 rotates and simultaneously pushes the unlocking rod 10 to extend out of the shell 1 and then to be inserted into an unlocking groove of the anti-theft lock plate, after the unlocking rod 10 rises to a position, thereby driving the unlocking rod 10 to rotate, the upper end of the unlocking rod 10 is non-circular, the unlocking rod 10 expands the unlocking groove after rotating, therefore, the anti-theft lock plate unlocks the anti-theft needle, and the lock cylinder of the steel needle of the anti-theft label and the lock plate of the steel needle are unlocked simultaneously.

Example 2

In this embodiment, the lower end of the unlocking handle 4 is provided with a sliding groove, the upper end of the locking plate 5 is in sliding connection with the sliding groove, the lower end of the locking plate 5 is in rotating connection with the shell 1, after a lock is installed in the locking hole 6 on the locking plate 5, the locking plate 5 cannot swing to one side of the shell 1, and the unlocking handle 4 cannot swing, so that the unlocking device is locked.

Example 3

Referring to fig. 10 to 11, in this embodiment, a further improvement is made on the basis of embodiment 1, the unlocking magnet 7 includes a central magnet 701 and auxiliary magnets 702, the central magnet 701 is fixed between the plurality of auxiliary magnets 702, one end of a magnetic pole of the auxiliary magnet 702 is connected to the central magnet 701, and a magnetic line of force between two magnetic poles of the central magnet 701 is perpendicular to a magnetic line of force between two magnetic poles of the auxiliary magnet 702. The polarity of the end part of the magnetic pole of the auxiliary magnet 702 is the same as that of the upper end of the central magnet 701, so that the magnetic line of force of the auxiliary magnet 702 close to the upper end of the central magnet 701 can be extruded towards the middle, more magnetic lines of force of the central magnet 701 are dispersed upwards, more attraction can be generated for the steel pin lock cylinder, and the unlocking is easier.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. The utility model provides a take theftproof label unlocking ware of lock which characterized in that: the unlocking device comprises a shell, an unlocking handle, a label unlocking mechanism and a handle locking mechanism, wherein the label unlocking mechanism is arranged on the inner side of the shell, the unlocking handle is rotatably connected to the outer side of the shell, the unlocking handle is connected with the unlocking mechanism, the handle locking mechanism is arranged between the unlocking handle and the shell, and the unlocking handle is blocked to swing by the position of the handle locking mechanism for locking the unlocking handle.

2. The anti-theft tag lock opener with lock according to claim 1, characterized in that: the handle locking mechanism comprises a locking plate, one end of the locking plate is rotatably connected with the shell, the other end of the locking plate is slidably connected with the unlocking handle, and a locking hole is formed in the middle of the locking plate.

3. The anti-theft tag lock opener with lock according to claim 2, characterized in that: the inboard curved slip table of unblanking handle, the upper end of lockplate is equipped with along the gliding cylindric lock of slip table.

4. The antitheft label lock opener with lock according to claim 2 or 3, characterized in that: a limiting mechanism is arranged between the locking plate and the shell, and limits the swinging angle of the locking plate relative to the shell.

5. The anti-theft tag lock opener with lock according to claim 4, characterized in that: the limiting mechanism comprises an arc-shaped limiting groove formed in the end portion of the locking plate and a limiting pin arranged on the shell, and the limiting pin is inserted into the arc-shaped limiting groove.

6. The anti-theft tag lock opener with lock according to claim 1, characterized in that: the label unlocking mechanism comprises an unlocking rod and an unlocking cam, the unlocking rod is arranged on the inner side of the shell in a telescopic mode, the unlocking cam is fixedly connected with the unlocking handle, a telescopic control cam surface for driving the unlocking rod to extend out of the shell is arranged on the unlocking cam, a rotary control console is further arranged on one side of the end portion of the telescopic control cam surface, and a control block corresponding to the rotary control console is arranged on the end portion of the unlocking rod.

7. The anti-theft tag lock opener according to claim 6, characterized in that: the label unlocking mechanism further comprises a label fixing mechanism, and the label fixing mechanism is arranged at the end part of the shell and used for fixing the anti-theft label on the end part of the shell.

8. The anti-theft tag lock opener with lock according to claim 7, characterized in that: the label fixing mechanism comprises a left clamping arm and a right clamping arm, the middle parts of the left clamping arm and the right clamping arm are respectively connected with the shell in a rotating mode, the two sides of the unlocking cam are provided with clamping arm control convex surfaces which enable the left clamping arm and the right clamping arm to swing and clamp the anti-theft label, clamping arm reset torsional springs which enable the left clamping arm and the right clamping arm to reset are arranged between the left clamping arm and the shell, one ends of the left clamping arm and the right clamping arm are respectively arranged on one side of the clamping arm control convex surfaces, and the other ends of the left clamping arm and the right clamping.

9. The anti-theft tag lock opener according to claim 6, characterized in that: the unlocking rod is connected with a first unlocking rod reset spring which drives the unlocking rod to move towards one side of the unlocking cam, and the unlocking rod is also connected with a second unlocking rod reset spring which drives the unlocking rod to rotate and return.

10. The anti-theft tag lock opener with lock according to claim 7, characterized in that: the label unlocking mechanism further comprises an unlocking magnet, and the unlocking magnet is arranged on the inner side of the shell on one side of the label fixing mechanism.