CN215108130U - Electromagnetic lock capable of automatically resetting - Google Patents
Electromagnetic lock capable of automatically resetting Download PDFInfo
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- CN215108130U CN215108130U CN202121328940.5U CN202121328940U CN215108130U CN 215108130 U CN215108130 U CN 215108130U CN 202121328940 U CN202121328940 U CN 202121328940U CN 215108130 U CN215108130 U CN 215108130U
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Abstract
The utility model discloses an electromagnetic lock that can automatic re-setting, in order to solve the unable automatic re-setting that realizes of electromagnetic lock, and fixed insecure problem, which comprises an outer shell, from the top down has set gradually in the shell dials the button, the locking lever, the separation blade, move iron core and electro-magnet, the shell upper surface is equipped with the slip through groove, dial the button and pass the slip through groove and connect the locking lever upper surface, the locking lever lower part be equipped with the notch of separation blade joint, be equipped with first screw in fixed slot of fixed establishment, fixed connection is at the first gear at first screw middle part, set up the second screw and the second gear of fixed connection in first screw below keeping away from screw one and serving at the second screw. The utility model has the advantages that: the purposes of locking, unlocking and automatic resetting of the electromagnetic lock are realized through the matching of the lock rod, the toggle button, the movable iron core, the electromagnet and the blocking piece; through the cooperation between the first screw, the first gear, the second screw and the second gear of fixed establishment, realize multiple fixed of electromagnetic lock.
Description
Technical Field
The utility model belongs to the technical field of the lock and specifically relates to indicate an electromagnetic lock that can automatic re-setting.
Background
The design of electromagnetic lock is the same with the electro-magnet, utilizes the principle of electromagnetism, and when the electric current passed through the silicon steel sheet, the electromagnetic lock can produce powerful suction and tightly hold the effect that adsorbs iron plate to reach the lock door. As long as the small current electromagnetic lock can generate the magnetic force, the access control system controlling the power supply of the electromagnetic lock is powered off after identifying the correctness of personnel, and the electromagnetic lock can be opened after losing the suction force. Because the electromagnetic lock has no complicated mechanical structure and no bolt structure, the electromagnetic lock is suitable for the access control of escape doors or fire doors.
An outdoor electromagnetic lock for preventing misoperation is disclosed in Chinese patent literature, and the publication number CN 102071840A thereof is that a shell and a mechanism box are respectively arranged at the upper part and the lower part of the electromagnetic lock; a travel switch and a magnetic conduction cylinder are arranged in the shell; a coil is arranged in the magnetic conduction cylinder, a static iron core, a spring and a movable iron core are arranged in the coil, the coil is electrically connected with a travel switch, a push rod is arranged at the lower part of the travel switch, and a sealing box for sealing the shell is exposed at the lower end of the push rod; the mechanism box is internally provided with a lock rod and an operating plate, the lock rod is fixedly connected with the operating plate, the upper part of the operating plate is provided with a groove, and a locking part is arranged at the position corresponding to the groove. The disadvantages are as follows: the automatic reset can not be realized, and the fixation is not firm.
Disclosure of Invention
The utility model discloses mainly be in order to solve the unable automatic re-setting that realizes of electromagnetic lock, and fixed insecure problem, provide an electromagnetic lock that can automatic re-setting, can realize electromagnetic lock automatic re-setting and fixed firm purpose.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an electromagnetic lock that can automatic re-setting, includes the shell, from the top down has set gradually in the shell and has dialled button, locking lever, separation blade, moves iron core and electro-magnet, the shell upper surface is equipped with the slip and leads to the groove, dial the button and pass the slip is led to the groove and is connected the locking lever upper surface, the locking lever lower part be equipped with the notch of separation blade joint.
The housing comprises an upper rectangular part and a lower rectangular part, wherein the upper rectangular part and the lower rectangular part are integrally formed parts and are communicated with each other. The shifting button, the lock rod, the blocking piece and the movable iron core are all arranged on the upper rectangular part, and the electromagnet is arranged on the lower rectangular part, so that the size of the shell can be reduced.
The sliding through groove can enable the shifting button to slide left and right, so that the shifting button can control the locking rod to move left and right conveniently. The notch is a gap, so that the blocking piece can fix the position of the lock rod conveniently.
Preferably, the separation blade comprises a fixing part and a protruding part, the protruding part is clamped with the notch, and the fixing part is fixedly connected with the upper surface of the movable iron core.
The protrusion part is hook-shaped, so that the lock rod can be conveniently hooked. The fixing part is fixedly connected with the upper surface of the movable iron core, so that the separation blade and the movable iron core can move up and down simultaneously, and the unlocking and locking of the electromagnetic lock are controlled.
Preferably, the first end of the lock rod penetrates through the left side face of the shell, the second end of the lock rod is provided with a pressure spring, one end of the pressure spring is fixed to the second end, and the other end of the pressure spring is fixed to the inner side of the right side face of the shell.
The side all is equipped with the through-hole about the shell, the left side is passed to locking lever first end the through-hole, the right side is passed to locking lever second end the through-hole is convenient for the locking lever is fixed on the shell. The pressure spring is used for controlling the reset of locking lever, when closing the lock, the pressure spring is in the state of relaxing, during the unblock, the pressure spring is in the state of compressing tightly, when preparing to close the lock, because the pressure spring is in the state of compressing tightly when unblock, can will through elasticity the locking lever resets left.
Preferably, a travel switch is arranged on the right side of the movable iron core, the travel switch comprises a reed in contact connection with the blocking piece, and the reed is in contact with the upper surface of the blocking piece.
When the lock is unlocked, the stop piece presses down the reed of the travel switch to change the state of the travel switch, and when the lock is locked, the stop piece releases the reed of the travel switch to recover the state of the travel switch.
Preferably, a key is arranged on the left side of the toggle button, and the key comprises a hand holding part and an unlocking part for pressing down the movable iron core.
The unlocking part is provided with a protruding part which can act on the blocking piece to press down the movable iron core, so that the protruding part of the blocking piece is separated from the notch of the lock rod. The hand holding part is a part for a user to rotate the key, so that the user can rotate the key conveniently.
Preferably, the right side of the movable iron core is further provided with a control circuit board for controlling the on-off of the electromagnet.
The control circuit board is electrified when the lock rod is unlocked, the electromagnet generates magnetic force to enable the movable iron core to drive the blocking piece to move downwards, and the protruding portion of the blocking piece is separated from the notch of the lock rod, so that the lock rod can move rightwards, and unlocking is achieved. When the lock is closed, the electromagnet is powered off, so that the movable iron core, the blocking piece and the lock rod are reset, and the lock is closed.
Preferably, the left side and the right side of the shell are provided with fixing mechanisms, fixing grooves are arranged in the fixing mechanisms, and the fixing grooves are two large mounting grooves and two small mounting grooves.
Two mounting grooves of a big one little are "protruding" type, two mounting grooves of a big one little communicate each other, and the intercommunication department is the big mouth department of the middle part of big mounting groove and the "protruding" type of little mounting groove.
Preferably, a first screw, a first gear fixedly connected to the middle of the first screw, a second screw arranged below the first screw, and a second gear fixedly connected to one end of the second screw, which is far away from the thread, are arranged in the fixing groove.
The first screw and the first gear are arranged in the large mounting groove, and the second screw and the second gear are arranged in the small mounting groove. The first screw and the first gear are fixedly connected, and the second screw and the second gear are fixedly connected.
The working principle is as follows: the first screw is installed in the large installation groove, the thread of the first screw rotates to pierce into the door along with the entering of the first screw, and the first gear gradually approaches the communication position of the large installation groove and the small installation groove along the large installation groove until the first gear is meshed with the second gear. When the first gear is meshed with the second gear, the first screw can enter the door to drive the second screw to rotate and pierce the door through gear transmission, so that the effect of multiple fixation is realized.
Preferably, the shell includes the apron, the apron includes the groove is led to in the slip, lockhole and a plurality of apron fixed part, the lockhole is established the apron is close to left end department, the groove is led to in the slip is established the lockhole right side, a plurality of apron fixed part is established respectively each edge of apron.
The shape of lockhole with the unblock portion cooperation of key, a plurality of apron fixed part include with the groove parallel arrangement just establishes of sliding through two side fixed parts in apron middle part, the three square fixed part of triangle setting are convenient for the apron with fix between the shell.
The utility model has the advantages that:
(1) the purposes of locking, unlocking and automatic resetting of the electromagnetic lock are achieved through the cooperation of the lock rod, the toggle button, the movable iron core, the electromagnet and the blocking piece.
(2) Through the cooperation between the unlocking part of the key and the separation blade and between the unlocking part of the key and the movable iron core, the manual lock opening and closing is realized, and the phenomenon that the electromagnetic lock cannot be unlocked due to faults is avoided.
(3) Through the cooperation between fixed establishment's first screw, first gear, second screw and the second gear, realize the multiple fixed of electromagnetic lock to make the fixed more firm of electromagnetic lock.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic diagram of the internal structure of the present invention.
Fig. 3 is a schematic structural view of the fixing mechanism.
Fig. 4 is a schematic structural view of the cover plate.
Illustration of the drawings: 1-shell, 2-toggle button, 3-lock rod, 4-blocking piece, 5-movable iron core, 6-electromagnet, 7-notch, 8-pressure spring, 9-travel switch, 10-reed, 11-key, 12-control circuit board, 13-fixing mechanism, 14-fixing groove, 15-cover plate, 41-fixing part, 42-protrusion part, 111-holding part, 112-unlocking part, 131-first screw, 132-first gear, 133-second gear, 134-second screw, 151-sliding through groove, 152-lock hole and 153-cover plate fixing part.
Detailed Description
The invention is further described with reference to the accompanying drawings and the detailed description.
As shown in fig. 1, 2 and 4, an electromagnetic lock capable of automatically resetting includes a housing 1, a toggle button 2, a lock rod 3, a blocking piece 4, a movable iron core 5 and an electromagnet 6 are sequentially arranged in the housing from top to bottom, a sliding through groove 151 is arranged on the upper surface of the housing, the toggle button passes through the sliding through groove and is connected with the upper surface of the lock rod, and a notch 7 clamped with the blocking piece is arranged on the lower part of the lock rod.
The housing includes an upper rectangular part and a lower rectangular part, the upper rectangular part and the lower rectangular part being an integral molding part, and both being communicated with each other. The toggle button, the lock rod, the separation blade and the movable iron core are all arranged on the upper cuboid part, and the electromagnet is arranged on the lower cuboid part, so that the size of the shell can be reduced.
The sliding through groove can enable the shifting button to slide left and right, so that the shifting button can control the locking rod to move left and right conveniently. The notch is a gap, which is convenient for the baffle plate to fix the position of the lock rod.
The separation blade includes fixed part 41 and jut 42, and the jut is with the notch joint, and the fixed part is connected with movable iron core upper surface fixed.
The protrusion is hook-shaped, so that the lock rod can be conveniently hooked. The fixed part is fixedly connected with the upper surface of the movable iron core, so that the separation blade and the movable iron core can move up and down simultaneously, and the unlocking and locking of the electromagnetic lock are controlled.
The first end of the lock rod penetrates through the left side face of the shell, a pressure spring 8 is arranged at the second end of the lock rod, one end of the pressure spring is fixed to the second end, and the other end of the pressure spring is fixed to the inner side of the right side face of the shell.
The side all is equipped with the through-hole about the shell, and the first end of locking lever passes left side through-hole, and the locking lever second end passes right side through-hole, and the locking lever of being convenient for is fixed on the shell. The pressure spring is used for controlling the reset of the lock rod, when the lock is closed, the pressure spring is in a releasing state, when the lock is unlocked, the pressure spring is in a pressing state, and when the lock is ready to be closed, the lock rod can be reset leftwards through elasticity because the pressure spring is in the pressing state when the lock is unlocked.
The right side of the movable iron core is provided with a travel switch 9, the travel switch comprises a reed 10 in contact connection with the separation blade, and the reed is in contact with the upper surface of the separation blade.
When unlocking, the stop piece presses down the reed of the travel switch to change the state of the travel switch, and when locking is closed, the stop piece releases the reed of the travel switch to recover the state of the travel switch.
The key 11 is arranged on the left side of the shifting knob, and comprises a hand holding part 111 and an unlocking part 112 for pressing down the movable iron core.
The unlocking part is provided with a protruding part which can act on the blocking piece to press down the movable iron core so that the protruding part of the blocking piece is separated from the notch of the lock rod. The holding part is a part for the user to rotate the key, so that the user can rotate the key conveniently.
And a control circuit board 12 for controlling the on-off of the electromagnet is also arranged on the right side of the movable iron core.
When the control circuit board is unlocked, the electromagnet is electrified, the electromagnet generates magnetic force to enable the movable iron core to drive the blocking piece to move downwards, and the protruding portion of the blocking piece is separated from the notch of the lock rod, so that the lock rod can move rightwards, and unlocking is achieved. When the lock is closed, the electromagnet is powered off, so that the movable iron core, the blocking piece and the lock rod are reset, and the lock is closed.
The shell includes apron 15, and the apron is including sliding through groove, lockhole 152 and a plurality of apron fixed part 153, and the lockhole is established at the apron and is close to the left end department, and the groove is established on the lockhole right side through sliding, and each edge at the apron is established respectively to a plurality of apron fixed part.
The shape of lockhole and the unblock portion cooperation of key, a plurality of apron fixed part include with the logical groove parallel arrangement of sliding and establish two side fixed parts at the apron middle part, the three square fixed part of triangle setting, be convenient for the apron fixed with between the shell.
As shown in fig. 3, the left and right sides of the housing are provided with fixing mechanisms 13, in which fixing grooves 14 are provided, the fixing grooves being two large and small mounting grooves.
Two mounting grooves of a big one little are "protruding" type, and two mounting grooves of a big one little communicate each other, and the intercommunication department is the big mouth department of the middle part of big mounting groove and the "protruding" type of little mounting groove.
The fixing groove is provided with a first screw 131, a first gear 132 fixedly connected to the middle of the first screw, a second screw 134 arranged below the first screw, and a second gear 133 fixedly connected to one end of the second screw far away from the screw thread.
The first screw and the first gear are arranged in the large mounting groove, and the second screw and the second gear are arranged in the small mounting groove. The first screw and the first gear, and the second screw and the second gear are fixedly connected.
The working principle is as follows: the first screw is arranged in the large mounting groove, the thread of the first screw rotates to pierce into the door along with the entering of the first screw, and the first gear is gradually close to the communicating position of the two large and small mounting grooves along the large mounting groove until the first gear is meshed with the second gear. When the first gear and the second gear are meshed, the first screw can enter into the door through the rotation of the second screw driven by the gear transmission, so that the effect of multiple fixation is realized.
It should be understood that this example is for illustrative purposes only and is not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.
Claims (9)
1. The utility model provides an electromagnetic lock that can automatic re-setting, its characterized in that, includes shell (1), from the top down has set gradually in shell (1) dials button (2), locking lever (3), separation blade (4), moves iron core (5) and electro-magnet (6), shell (1) upper surface is equipped with the slip and leads to groove (151), dial button (2) and pass the slip leads to groove (151) and connects locking lever (3) upper surface, locking lever (3) lower part be equipped with notch (7) of separation blade (4) joint.
2. The electromagnetic lock capable of automatically resetting according to claim 1, wherein the blocking piece (4) comprises a fixing part (41) and a protrusion part (42), the protrusion part (42) is clamped with the notch (7), and the fixing part (41) is fixedly connected with the upper surface of the movable iron core (5).
3. The electromagnetic lock capable of resetting automatically as claimed in claim 1, characterized in that the first end of the lock rod (3) passes through the left side surface of the housing (1), the second end of the lock rod (3) is provided with a pressure spring (8), one end of the pressure spring (8) is fixed on the second end, and the other end of the pressure spring (8) is fixed on the inner side of the right side surface of the housing (1).
4. The electromagnetic lock capable of automatically resetting according to claim 2 or 3, characterized in that a travel switch (9) is arranged on the right side of the plunger (5), the travel switch (9) comprises a spring plate (10) in contact connection with the blocking plate (4), and the spring plate (10) is in contact with the upper surface of the blocking plate (4).
5. An electromagnetic lock capable of automatic resetting according to claim 1, characterized in that a key (11) is arranged at the left side of the dial knob (2), and the key (11) comprises a hand holding part (111) and an unlocking part (112) for pressing down the plunger (5).
6. The electromagnetic lock capable of automatically resetting according to claim 5, characterized in that a control circuit board (12) for controlling the on-off of the electromagnet (6) is further arranged on the right side of the movable iron core (5).
7. The electromagnetic lock capable of automatically resetting according to claim 1, characterized in that fixing mechanisms (13) are arranged on the left and right sides of the housing (1), fixing grooves (14) are arranged in the fixing mechanisms (13), and the fixing grooves (14) are two mounting grooves, one large groove and one small groove.
8. An electromagnetic lock capable of automatically resetting according to claim 7, characterized in that a first screw (131), a first gear (132) fixedly connected to the middle of the first screw (131), a second screw (134) arranged below the first screw (131), and a second gear (133) fixedly connected to the end of the second screw (134) far away from the thread are arranged in the fixing groove.
9. The electromagnetic lock capable of automatically resetting according to claim 1, wherein the housing (1) comprises a cover plate (15), the cover plate (15) comprises the sliding through groove (151), a lock hole (152) and a plurality of cover plate fixing portions (153), the lock hole (152) is arranged at the position, close to the left end, of the cover plate (15), the sliding through groove (151) is arranged at the right side of the lock hole (152), and the plurality of cover plate fixing portions (153) are respectively arranged at the edges of the cover plate (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121328940.5U CN215108130U (en) | 2021-06-15 | 2021-06-15 | Electromagnetic lock capable of automatically resetting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121328940.5U CN215108130U (en) | 2021-06-15 | 2021-06-15 | Electromagnetic lock capable of automatically resetting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215108130U true CN215108130U (en) | 2021-12-10 |
Family
ID=79306489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121328940.5U Active CN215108130U (en) | 2021-06-15 | 2021-06-15 | Electromagnetic lock capable of automatically resetting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215108130U (en) |
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2021
- 2021-06-15 CN CN202121328940.5U patent/CN215108130U/en active Active
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