CN212249584U - Cabinet lock and cabinet using same - Google Patents
Cabinet lock and cabinet using same Download PDFInfo
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- CN212249584U CN212249584U CN202021740398.XU CN202021740398U CN212249584U CN 212249584 U CN212249584 U CN 212249584U CN 202021740398 U CN202021740398 U CN 202021740398U CN 212249584 U CN212249584 U CN 212249584U
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Abstract
The utility model relates to a cabinet and a cabinet lock arranged on the cabinet, the cabinet lock comprises a lock body and a handle, the first end of the handle is movably connected with the lock body, the second end of the handle is matched and connected with the lock body through a lock pin to ensure that the handle has an unlocking position and a locking position, a control panel and an identification module are arranged in the handle, an external power supply interface electrically connected with the control panel is arranged on the handle, and the lock pin is arranged in the handle through a telescopic device controlled by the control panel; the identification module is connected with the control panel, and when the external power interface is connected with a power supply, the identification module can acquire identity information, authenticate and identify and send an instruction to the control panel to control the telescopic device to act on the lock pin. The power supply device has the advantages that the cabinet lock does not need to be continuously supplied with power when in an unlocked state, and when the lock is required to be unlocked, the lock of the cabinet lock can be unlocked only by connecting the power supply through the external power supply interface.
Description
Technical Field
The utility model relates to a cabinet lock and rack of using thereof.
Background
Ammeter case, switch board or telecommunications equipment rack need be locked in order to protect the equipment in the cabinet in some outdoor use scenes, nevertheless because it is in the insolate, under environments such as low temperature, adopt traditional mechanical lock to lock usually, but the lock core of traditional mechanical lock is different, and the key that every cabinet was paired is all inequality, when the staff operation of going out, need take numerous key of quantity, not only loaded down with trivial details but also be unfavorable for the management.
People often adopt an electronic lock mode to lock in order to solve the problems, the lock is usually driven by a built-in power supply or an external power supply, and high-temperature insolation and low-temperature exposure often occur in the outdoor environment. The lock is not opened at long time intervals, if a built-in power supply is used, the built-in battery is easy to lose effectiveness, and if an external step-down power supply is used, the problems of power consumption, stability and the like exist in long-term standby.
Disclosure of Invention
A first object of the utility model is to provide a need not built-in battery, need not external step-down power supply, but greatly reduced lock body manufacturing cost promotes the cabinet lock of stability.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a cabinet lock comprises a lock body and a handle, wherein a first end of the handle is movably connected with the lock body, a second end of the handle is matched and connected with the lock body through a lock pin so that the handle has an unlocking position and a locking position, a control panel and an identification module are arranged in the handle, an external power supply interface electrically connected with the control panel is arranged on the handle, and the lock pin is arranged in the handle through a telescopic device controlled by the control panel; the identification module is connected with the control panel, and when the external power interface is connected with a power supply, the identification module can acquire identity information, authenticate and identify and send an instruction to the control panel to control the telescopic device to act on the lock pin.
The utility model has the advantages of cabinet lock does not need the power supply source to last the power supply when last lock state, when needs are unblanked, only need can realize unblanking of cabinet lock through the interim power supply of external power source interface connection power supply source, and set up control panel and identification module on the handle, can realize unblanking the back and need not the power supply source and continue the power supply, and when needs lock door, only need make the lockpin overcome the telescoping device effect and lock on external force acts on the handle, need not the power supply source and wait to continue the power supply. The cabinet lock does not need a built-in battery, does not need an external voltage reduction power supply, can greatly reduce the manufacturing cost of the lock body, and improves the stability.
The utility model discloses the accessible improves with following scheme:
the lock body is provided with a lock hole or a stop block; the telescopic device comprises a solenoid and a mandrel, the solenoid is installed and fixed in the handle, the lock pin is in butt joint with the mandrel or is integrated with the mandrel, one end of the lock pin extends out of the handle shell under the action of a return spring to be inserted into the lock hole or abut against the stop block to enable the handle to be in a locking position, and when the control panel sends an unlocking instruction, the solenoid is electrified to enable the lock pin to overcome the action of the return spring to be separated from the lock hole or separate from the stop block to enable the handle to be in an unlocking position.
The end face of the stop block, which is back to and abutted against one end of the lock pin, and the top face of the stop block are obliquely provided with guide slopes, so that when a door needs to be locked, the lock pin can be smoothly locked by overcoming the action of the telescopic device by slightly applying external force to the handle.
The lock body is hinged with a locking device, and the locking device is movably connected with the first end of the handle; after the cabinet lock is installed on the cabinet, when the handle is located at the locking position, the locking device can be in interference fit with a door frame of the cabinet, and when the handle is located at the unlocking position, the locking device avoids the door frame.
The handle is provided with a handle shell, the external power supply interface comprises a power taking positive pole and a power taking negative pole which are arranged on the handle shell in an insulating mode, one ends of the power taking positive pole and the power taking negative pole respectively extend out of the handle shell, and the other ends of the power taking positive pole and the power taking negative pole are respectively electrically connected with the control panel.
The cabinet lock disposes the intelligent key, and the intelligent key has the key casing, the power supply sets up in the key casing, corresponds the positive post of getting of handle on the key casing and gets the electric negative pole post and correspond and be provided with the power supply positive pole and the power supply negative pole of being connected with the power supply, and when external power source interface connection went up the power supply, get the electric positive post and get the electric negative pole post and correspond and be connected with the power supply positive pole and the power supply negative pole.
Because the power supply positive pole and the power supply negative pole can be always electrically connected with the power supply, if the key shell is exposed outside the key shell, a short circuit can be caused when the intelligent key is placed on a conductive table board, and accidents are easy to happen.
Get electric anodal post and get electric negative pole post and be made by the stainless steel material that can inhale magnetism, avoid exposing for a long time and cause rust, power supply positive pole and power supply negative pole are made by the permanent magnet material, are favorable to getting electric anodal post and getting electric negative pole post and correspond the alignment power supply positive pole and power supply negative pole are close to the lock physical stamina to adsorb automatically at the intelligent key to realize quick and stable contact.
An electronic tag is arranged in the key shell, a controller is arranged on the control panel, and a memory for storing executable instructions is arranged in the controller; when the intelligent key is close to the lock body, the identification module acquires the identity information of the electronic tag and sends the identity information to the controller, and the controller sends an instruction corresponding to the identity information to the telescopic device to execute corresponding action. The controller judges whether the intelligent key is matched with the cabinet lock or not according to the acquired identity information of the electronic tag through the identification module, under the condition that the intelligent key is matched with the cabinet lock, the telescopic device acts on the lock pin to enable the lock pin to be separated from the lock body, the handle is located at an unlocking position, the handle is applied with rotating force to open the door, under the opposite condition, the telescopic device does not act, the handle can be always kept on the locking position and cannot be opened, the electronic tag is integrated in the intelligent key, intelligent unlocking can be achieved while power is supplied to the cabinet lock by the intelligent key when the intelligent key supplies power to unlock the cabinet lock, the safety level is high, and the environmental suitability is high.
The identification module is an RFID or NFC electronic tag reading module, and the electronic tag is an RFID or NFC electronic tag. Therefore, centralized management, hierarchical authorization and time-sharing authorization can be realized, and when a worker goes out for operation, only one authorized intelligent key needs to be taken.
The electronic tag can also be an NFC signal which can be simulated, and the permission state of the intelligent key can be changed after the remote network authorization, so that different door opening permissions are embodied during unlocking. The real-time dynamic data transmission can also be realized by connecting a network through Bluetooth or cellular wireless signals
A second object of the present invention is to provide a cabinet with simple structure suitable for outdoor use.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a cabinet is provided with the cabinet lock. The lock has the advantages that the cabinet lock does not need a power supply source to continuously supply power in the locked state, when the lock needs to be unlocked, the lock can be unlocked only by temporarily supplying power through the external power supply interface connected with the power supply source, the control panel and the identification module are arranged on the handle, the situation that the power supply source is not needed to continue supplying power after the lock is unlocked can be realized, when the door needs to be locked, the lock pin only needs to act on the handle through external force to overcome the effect of the telescopic device to lock, and the power supply source is not needed to be supplied power continuously. The cabinet lock does not need a built-in battery, does not need an external voltage reduction power supply, can greatly reduce the manufacturing cost of the lock body, and improves the stability.
Drawings
Fig. 1 is a schematic view of the overall structure of the cabinet lock (equipped with the smart key) in the embodiment.
Fig. 2 is a schematic view of the overall structure of the cabinet lock (with the smart key) in another view of the embodiment.
Fig. 3 is a schematic exploded structural diagram of the cabinet lock (equipped with a smart key) in the embodiment.
Fig. 4 is a sectional view of the cabinet lock (with the smart key) in the embodiment.
Fig. 5 is a sectional schematic view of the cabinet lock in the embodiment (the smart key is separated from the cabinet lock).
Figure 6 is a cutaway schematic view of the cabinet lock of the embodiment (handle in locked position).
Figure 7 is a cutaway schematic view of the cabinet lock of the embodiment (handle in unlocked position).
Detailed Description
The cabinet is provided with a cabinet lock comprising a lock body 1 and a handle 2 as shown in figures 1 to 7.
The first end of the handle 2 is movably connected with the lock body 1, and the second end of the handle 2 is matched and connected with the lock body 1 through the lock pin 21 so that the handle 2 has an unlocking position (a position shown in figure 7) and a locking position (a position shown in figure 6). The lock body 1 is provided with an accommodating cavity for accommodating the handle when the handle is positioned at the lock position, so that the safety is improved.
The lock body 1 is hinged with a locking device 3, and the locking device 3 is movably connected with the first end of the handle 2; after the cabinet lock is installed on the cabinet, when the handle 2 is located at the locking position, the locking device 3 can be in interference fit with a door frame of the cabinet, and when the handle 2 is located at the unlocking position, the locking device 3 avoids the door frame. Specifically, the locking device 3 includes a locking seat 31, a limit seat 32 and a locking piece 33, the locking seat 31 is rotatably mounted on the lock body 1 around a central axis thereof, a first end of the pull handle 2 is rotatably mounted on the locking seat 31 around a rotating axis, the limit seat 32 and the locking piece 33 are fixedly mounted on the locking seat 31 by screws, the pull handle 2 is rotated around the rotating axis and a second end is separated from the lock body 1, and then the pull handle 2 is rotated around the central axis of the locking seat 31 to rotate the locking piece 33 so as to be capable of being in interference fit with (lock) the door frame or avoiding (open) the door frame.
In order to facilitate the handle 2 to rotate around the rotation shaft 35 easily and keep the second end away from the lock body 1, a torsion spring 34 is sleeved on the rotation shaft 35, one end of the torsion spring 34 abuts against the handle 2 and the other end abuts against the lock body 1, when the handle 2 is in the locking position, the torsion spring 34 is compressed (as shown in fig. 6), and when the handle 2 is in the unlocking position, the torsion spring 34 keeps the second end away from the lock body 1 (as shown in fig. 7).
A control panel and an identification module are arranged in the handle 2, an external power supply interface electrically connected with the control panel is arranged on the handle 2, and the lock pin 21 is arranged in the handle 2 through a telescopic device 4 controlled by the control panel; the identification module is connected to the control panel and when the external power source interface is connected to the power source 52, the identification module can obtain identity information and authenticate identification to send instructions to the control panel to control the retractable device 4 to act on the latch 21.
The lock body 1 is provided with a lock hole or a stop 11, in this embodiment the lock body 1 is provided with a stop 11.
The structure of the telescopic device 4 can be various, for example, the motor drives the nut to rotate the screw rod to realize the telescopic of the lock pin 21, etc. However, in the present embodiment, as a preferred embodiment, the retracting device 4 includes a solenoid 41 and a spindle, the spindle can move along the axial direction of the solenoid in the state that the solenoid is energized, the solenoid 41 (coil) is installed and fixed in the handle 2, the lock pin 21 is connected or integrated with the spindle in the butt joint manner, the lock pin 21 extends with its one end out of the handle housing 22 under the action of a return spring 43 to be inserted into the lock hole or abut against the stopper 11 to make the handle 2 in the lock position, when the control board issues the unlocking command, the solenoid 41 is energized to make the lock pin 21 overcome the action of the return spring 43 to be disengaged from the lock hole or be disengaged from the stopper 11 to make the handle 2 in the unlock position. When the solenoid 41 is not energized, the latch 21 is urged against the stopper 11 by the return spring 43 to lock the handle 2.
Therefore, the power supply 52 is not needed to supply power continuously when the cabinet lock is in the locked state, when the cabinet lock is required to be unlocked, the unlocking of the cabinet lock can be realized only by connecting the power supply 52 through the external power interface, the control board and the identification module are arranged on the handle 2, so that the power supply 52 is not needed to supply power continuously after unlocking, when the door needs to be locked, the lock pin 21 is locked by overcoming the action of the telescopic device 4 only by acting external force on the handle 2 without the power supply 52, in particular, a guide ramp 12 is arranged obliquely between the end face of the stop 11 facing away from the end abutting against the locking pin 21 and the top face of the stop 11, so that when the door needs to be locked, the lock pin 21 can smoothly and automatically contract against the action of the telescopic device 4 by slightly applying external force to the handle 2, when the handle 2 is in the locked position, it is automatically ejected by the action of the return spring 43, and locked.
The handle 2 is provided with a handle shell 22, the external power interface comprises a power taking positive pole column 13 and a power taking negative pole column 14 which are arranged on the handle shell 22 in an insulating mode, one end of each of the power taking positive pole column 13 and the power taking negative pole column 14 extends out of the handle shell 22, and the other end of each of the power taking positive pole column 13 and the power taking negative pole column 14 is electrically connected with the control panel.
The cabinet lock is provided with a smart key 5, the smart key 5 is provided with a key shell 51, the power supply 52 is arranged in the key shell 51, and the power supply 52 can adopt common dry batteries or rechargeable batteries.
The key shell 51 is provided with a power supply positive pole 53 and a power supply negative pole 54 which are connected with the power supply 52 corresponding to the power supply positive pole 13 and the power supply negative pole 14 of the handle 2, and when the external power supply interface is connected with the power supply 52, the power supply positive pole 13 and the power supply negative pole 14 are correspondingly connected with the power supply positive pole 53 and the power supply negative pole 54. Because the power supply anode 53 and the power supply cathode 54 are always electrically connected with the power supply 52, if the power supply anode 53 and the power supply cathode 54 are exposed outside the key housing 51, when the smart key 5 is placed on a conductive table, a short circuit can be caused, and an accident is easy to occur, therefore, the key housing 51 is provided with the power supply anode hole 511 and the power supply cathode hole 512, the power supply anode 53 and the power supply cathode 54 are correspondingly arranged in the power supply anode hole 511 and the power supply cathode hole 512, the power taking anode column 13 and the power taking cathode column 14 are correspondingly inserted into the power supply anode hole 511 and the power supply cathode hole 512 and can be connected with the power supply anode 53 and the power supply cathode 54 (namely, the end surfaces of the power supply anode 53 and the power supply cathode 54 are lower than the surface of the key housing 51), and the possibility of short circuit caused by the power supply anode.
In a better mode, the power supply anode 53 and the power supply cathode 54 are made of conductive permanent magnets, the power taking anode column 13 and the power taking cathode column 14 are made of a stainless iron material with an insulating shell, rusting caused by long-term exposure is avoided, and when the power supply anode column 13 and the power taking cathode column 14 are powered through magnetic force of magnet adsorption, automatic alignment, convenience and rapidness can be achieved.
An electronic tag is arranged in the key shell 51, a controller is arranged in the control panel, and a memory for storing executable instructions is arranged in the controller; when the intelligent key 5 is close to the lock body 1, the identification module acquires the identity information of the electronic tag and sends the identity information to the controller, and the controller sends an instruction corresponding to the identity information to the telescopic device 4 to execute corresponding action. The controller judges whether the intelligent key 5 is matched with the cabinet lock or not according to the acquired identity information of the electronic tag through the identification module, under the condition that the intelligent key 5 is matched with the cabinet lock, the telescopic device 4 acts on the lock pin 21 to enable the lock pin to be separated from the lock body 1, the handle 2 is located at an unlocking position, the handle 2 is applied with rotating force to open the door, under the opposite condition, the telescopic device 4 does not act, the handle 2 can be always kept on the locking position and cannot be opened, the electronic tag is integrated in the intelligent key 5, intelligent unlocking can be achieved while power is supplied to the intelligent key 5 when the cabinet lock is unlocked, the safety level is high, and the environmental suitability is high.
The identification module is an RFID or NFC electronic tag reading module, and the electronic tag is an RFID or NFC electronic tag. The electronic tag can also be an NFC signal which can be simulated, and the permission state of the intelligent key can be changed after the remote network authorization, so that different door opening permissions are embodied during unlocking. The data transmission can be realized dynamically in real time by connecting a Bluetooth or a cellular wireless signal with a network.
Claims (10)
1. A cabinet lock comprises a lock body and a handle, wherein a first end of the handle is movably connected with the lock body, and a second end of the handle is matched and connected with the lock body through a lock pin so that the handle has an unlocking position and a locking position; the identification module is connected with the control panel, and when the external power interface is connected with a power supply, the identification module can acquire identity information, authenticate and identify and send an instruction to the control panel to control the telescopic device to act on the lock pin.
2. A cabinet lock as claimed in claim 1, wherein the lock body is provided with a locking hole or a stop; the telescopic device comprises a solenoid and a mandrel, the solenoid is installed and fixed in the handle, the lock pin is in butt joint with the mandrel or is integrated with the mandrel, one end of the lock pin extends out of the handle shell under the action of a return spring to be inserted into the lock hole or abut against the stop block to enable the handle to be in a locking position, and when the control panel sends an unlocking instruction, the solenoid is electrified to enable the lock pin to overcome the action of the return spring to be separated from the lock hole or separate from the stop block to enable the handle to be in an unlocking position.
3. A cabinet lock as defined in claim 2, wherein the stop is provided with a guide slope inclined between an end surface thereof facing away from the end of the lock pin and a top surface thereof.
4. A cabinet lock as defined in claim 1, wherein the lock body is hinged with a locking device, the locking device is movably connected with the first end of the handle; after the cabinet lock is installed on the cabinet, when the handle is located at the locking position, the locking device can be in interference fit with a door frame of the cabinet, and when the handle is located at the unlocking position, the locking device avoids the door frame.
5. A cabinet lock according to any one of claims 1 to 4, wherein the handle has a handle housing, the external power source interface includes a positive power-taking post and a negative power-taking post that are insulated from the handle housing, one end of each of the positive power-taking post and the negative power-taking post extends out of the handle housing and the other end is electrically connected to the control panel.
6. The cabinet lock of claim 5, wherein the cabinet lock is configured with a smart key, the smart key has a key housing, the power supply is disposed in the key housing, the power taking positive post and the power taking negative post of the key housing corresponding to the handle are correspondingly provided with a power supply positive electrode and a power supply negative electrode connected with the power supply, and when the external power interface is connected with the power supply, the power taking positive post and the power taking negative post are correspondingly connected with the power supply positive electrode and the power supply negative electrode.
7. A cabinet lock as defined in claim 6, wherein the key housing is provided with a positive power supply hole and a negative power supply hole, the positive power supply hole and the negative power supply hole are correspondingly disposed in the positive power supply hole and the negative power supply hole, and the positive power-taking post and the negative power-taking post are correspondingly inserted into the positive power supply hole and the negative power supply hole to be connected with the positive power supply hole and the negative power supply hole.
8. The cabinet lock of claim 7, wherein the positive power taking post and the negative power taking post are made of a magnetically attractable stainless iron material, and the positive power supply post and the negative power supply post are made of a permanent magnet material.
9. A cabinet lock as defined in claim 6, wherein the key housing is provided with an electronic tag, the control panel is provided with a controller, and the controller is provided with a memory for storing executable instructions; when the intelligent key is close to the lock body, the identification module acquires the identity information of the electronic tag and sends the identity information to the controller, and the controller sends an instruction corresponding to the identity information to the telescopic device to execute corresponding action.
10. A cabinet provided with a cabinet lock, wherein the cabinet lock is as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021740398.XU CN212249584U (en) | 2020-08-19 | 2020-08-19 | Cabinet lock and cabinet using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021740398.XU CN212249584U (en) | 2020-08-19 | 2020-08-19 | Cabinet lock and cabinet using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212249584U true CN212249584U (en) | 2020-12-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021740398.XU Active CN212249584U (en) | 2020-08-19 | 2020-08-19 | Cabinet lock and cabinet using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212249584U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113506387A (en) * | 2021-05-26 | 2021-10-15 | 国网山东省电力公司营销服务中心(计量中心) | Intelligent lock assembly convenient to maintain and unlock, electric energy metering box and method |
-
2020
- 2020-08-19 CN CN202021740398.XU patent/CN212249584U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113506387A (en) * | 2021-05-26 | 2021-10-15 | 国网山东省电力公司营销服务中心(计量中心) | Intelligent lock assembly convenient to maintain and unlock, electric energy metering box and method |
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