CN203640432U - Security door built-in lock - Google Patents
Security door built-in lock Download PDFInfo
- Publication number
- CN203640432U CN203640432U CN201420005739.7U CN201420005739U CN203640432U CN 203640432 U CN203640432 U CN 203640432U CN 201420005739 U CN201420005739 U CN 201420005739U CN 203640432 U CN203640432 U CN 203640432U
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- Prior art keywords
- relay
- circuit
- open contact
- normally open
- fixed
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- Withdrawn - After Issue
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- Burglar Alarm Systems (AREA)
Abstract
The utility model discloses a security door built-in lock which comprises a fixed plate, a movable plate, a drive device, a trigger switch K1, an alarming circuit, a drive circuit and an unlocking circuit. The fixed plate is fixed on the indoor face of a security door. A slide groove is formed at each of the upper edge and the lower edge of the fixed plate. The movable plate is disposed in the slide grooves at the two edges of the fixed plate and can move in the grooves. A spring bolt is disposed at one end of the movable plate. A square through groove is formed in the middle of the movable plate. Teeth are disposed on the inner side of each of the upper edge and the lower edge of the through groove. The drive device comprises a motor and a gear. The gear is fixed at one end of a motor shaft. The gear is disposed in the square through groove in the middle of the movable plate and meshed with the teeth on the inner sides of the upper edge and the lower edge of the through groove. The motor is electrically connected with the drive circuit to realize forward and backward rotation. The trigger switch is disposed in the outer panel of a security door lock and electrically connected with the alarming circuit. The alarming circuit is electrically connected with the drive circuit. The unlocking circuit is electrically connected with the drive circuit.
Description
Technical field
The utility model relates to a kind of lock, relates in particular to a kind of built-in lock for anti-theft.
Background technology
Present security door is all provided with theftproof lock, has mechanical lock, also has Fingerprint Lock and coded lock.These theftproof locks all must be installed on security door, are provided with the outer panels of protection lock at door exterior side.Just there is defect in this: once side chain outer panels is prized outside security door, whole theftproof lock is just destroyed, and security door just can be opened aspect theftproof performance.How the outer side chain outer panels of guarantee security door can not at will be opened security door after being prized, and is a technical problem in the urgent need to address.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of built-in lock for anti-theft, can ensure can not at will open security door after the outer side chain outer panels of security door is prized.
In order to solve the problems of the technologies described above, built-in lock for anti-theft of the present utility model comprises fixed head, portable plate, drive unit, trigger switch K1, warning circuit, drive circuit, release circuit and the first stroke K switch 3, the second travel switch K4; Described fixed head is fixed on security door indoor surface, and the upper and lower both sides of fixed head are provided with chute; Described portable plate is placed in the chute on fixed head both sides and can in chute, moves, and portable plate one end is provided with dead bolt for locking a door and opening the door, and portable plate middle part is provided with square and wears dead slot, and this is worn inner side, the upper and lower both sides of dead slot and is provided with tooth; Described drive unit comprises motor and gear, described gear is fixed on described motor shaft one end, described gear is placed in portable plate middle part square and wears in dead slot and wear the upper and lower both sides of dead slot inner mesh with this and move in the chute on fixed head both sides with driving portable plate, and described motor is fixed on fixed head and is electrically connected to realize rotating with described drive circuit; Described trigger switch is placed in the bright lock outer panels of security door and is electrically connected to provide triggering signal to warning circuit with described warning circuit; Described warning circuit is electrically connected with described drive circuit; Described release circuit is electrically connected with described drive circuit; Described the first stroke K switch 3, the second travel switch K4 are individually fixed in fixed head front and back ends, and are electrically connected to limit the position that portable plate moves forward and backward in fixed head chute with drive circuit respectively.
Described warning circuit comprises that NE555 is without steady time-base integrated circuit, relay J 1, the alert K switch 2 of two utmost point solutions, electric horn and relay J 8, described relay J 1 coil is connected in NE555 without 4 of steady time-base integrated circuit, 3 terminals, the fixing feet of the alert K switch 2 of described two utmost point solutions is connected in 6 terminals of NE555 without steady time-base integrated circuit, one end of K2 is normally closed by being connected in 3 terminals of NE555 without steady time-base integrated circuit after connecting with trigger switch K1, the other end of K2 is often opened and is connected in 2 terminals of NE555 without steady time-base integrated circuit, after described electric horn and relay J 8 coils from parallel connection of coils, again by being connected in NE555 after connecting with the normally open contact J1-1 of relay J 1 without 1 of steady time-base integrated circuit, 4 terminals.
Described release circuit comprises relay J 7 and unlocking signal input unit; Described unlocking signal input unit is thought the control circuit of relay J 7 for remote signal input unit provides unlocking signal.
Described drive circuit comprises relay J 2, relay J 3, relay J 4, relay J 5, relay J 6; The coil of described relay J 2 is connected in control power supply after connecting with the normally open contact J7-1 of release circuit relay J 7; After the coils from parallel connection of coils of described relay J 3, relay J 4, be connected in control power supply after connecting with the normally closed interlock J2-2 of the normally open contact J8-1 of warning circuit relay J 8, relay J 2 again; After the coils from parallel connection of coils of described relay J 5, relay J 6, be connected in control power supply after connecting with the normally open contact J2-1 of relay J 2 again; One end of normally open contact J4-1, the J6-1 of described relay J 4, relay J 6 is connected in a utmost point of motor power jointly; One end of the normally open contact J5-1 of the other end of described normally open contact J4-1 and relay J 5 is connected in one end of coil of stator of motor jointly; One end of the normally open contact J3-1 of the other end of described normally open contact J6-1 and relay J 3 is connected in the other end of coil of stator of motor jointly; The other end of described normally open contact J3-1, normally open contact J5-1 is connected in another utmost point of motor power jointly after connecting with the normally closed interlock of the first stroke K switch 3, the second travel switch K4 respectively.
Adopt structure of the present utility model, owing to being provided with fixed head, portable plate, drive unit, trigger switch K1, warning circuit, drive circuit, release circuit and the first travel switch and the second travel switch, trigger switch is placed in the bright lock outer panels of security door, in the time that side chain outer panels is prized outside security door, just trigger this trigger switch, provide triggering signal to warning circuit, carry out audible alarm with deterrence robber.Warning circuit is given drive circuit signal simultaneously, drive motors forward moves forward portable plate by gear, dead bolt stretch out insert doorframe by door from indoor pinning, even if the outer side chain outer panels of security door can not be opened security door after being prized, and robber can not destroy built-in lock of the present utility model from outdoor, make security door safe and reliable, really can be antitheft.Only have by remote control and identify and could start release circuit, pin remote controller not loose, unlocking signal inputs to drive circuit, and drive motors reversion moves portable plate by gear backward, and dead bolt exits Jiang Men from doorframe and opens.Can remove warning simultaneously, unclamp remote controller, circuit restoration.Built-in lock for anti-theft of the present utility model can ensure can not at will open security door after the outer side chain outer panels of security door is prized, simple in structure, manufacture, easy to use, safe and reliable.
Brief description of the drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is warning circuit schematic diagram of the present utility model;
Fig. 3 is release circuit schematic diagram of the present utility model;
Fig. 4 is drive circuit schematic diagram of the present utility model.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail:
As shown in Figure 1, built-in lock for anti-theft of the present utility model comprises fixed head 1, portable plate 4, drive unit, trigger switch K1, warning circuit, drive circuit, release circuit and the first stroke K switch 3, the second travel switch K4.Fixed head 1 is fixed on security door indoor surface, and the upper and lower both sides of fixed head are provided with chute.Portable plate 4 is placed in the chute on fixed head both sides and can in chute, moves, and portable plate one end is provided with dead bolt 3 for locking a door and opening the door, and portable plate middle part is provided with square and wears dead slot, and this is worn inner side, the upper and lower both sides of dead slot and is provided with tooth.Drive unit comprises motor 5 and gear 6, gear is fixed on described motor shaft one end, gear is placed in portable plate middle part square and wears in dead slot and wear the upper and lower both sides of dead slot inner mesh with this and move in the chute on fixed head both sides with driving portable plate, and motor is fixed on fixed head and is electrically connected to realize rotating with described drive circuit.Trigger switch K1 is placed in the bright lock outer panels of security door and is electrically connected to provide triggering signal to warning circuit with described warning circuit.Warning circuit is electrically connected with described drive circuit.Release circuit is electrically connected with described drive circuit.The first stroke K switch 3, the second travel switch K4 are individually fixed in fixed head front and back ends, and are electrically connected to limit the position that portable plate moves forward and backward in fixed head chute with drive circuit respectively.
Trigger switch K1 is prior art, Chang Kai, closure in the time that the bright lock outer panels of security door is prized.
Warning circuit can be prior art.The utility model provides a kind of warning circuit, as shown in Figure 2, comprises that NE555 is without steady time-base integrated circuit, relay J 1, two utmost point solutions alert K switch 2, electric horn and relay J 8.Relay J 1 coil is connected in 4,3 terminals of NE555 without steady time-base integrated circuit.The fixing feet of the alert K switch 2 of two utmost point solutions is connected in 6 terminals of NE555 without steady time-base integrated circuit, one end of K switch 2 is normally closed by being connected in 3 terminals of NE555 without steady time-base integrated circuit after connecting with trigger switch K1, and the other end of K switch 2 is often opened and is connected in 2 terminals of NE555 without steady time-base integrated circuit.After the coils from parallel connection of coils of electric horn and relay J 8, again by being connected in 1,4 terminals of NE555 without steady time-base integrated circuit after connecting with the normally open contact J1-1 of relay J 1.In the time that side chain outer panels is prized outside security door, just trigger trigger switch K1, provide triggering signal to warning circuit, relay J 1 is moved, normally open contact J1-1 closure, and electric horn carries out audible alarm.The alert K switch 2 of two utmost point solutions is placed in security door inner side, for manually sounding all clear, and all clear in the time that one end that K2 connects with trigger switch K1 disconnects, relay J 1 power-off, restores warning circuit.
Release circuit can be prior art.The utility model provides a kind of release circuit, as shown in Figure 3, comprises relay J 7 and unlocking signal input unit.Unlocking signal input unit is remote signal input unit, is prior art, thinks that the control circuit of relay J 7 provides unlocking signal.Pin remote controller motionless, after input unlocking signal, relay J 7 is moved, and is connected in the normally open contact J7-1 closure of drive circuit, make motor reversal release, after release, remove and report to the police, relay J 1 power-off, restores warning circuit, unclamps remote controller release circuit is also restored.
Drive circuit can be prior art.The utility model provides a kind of drive circuit, as shown in Figure 4, comprises relay J 2, relay J 3, relay J 4, relay J 5, relay J 6.The coil of relay J 2 is connected in control power supply after connecting with the normally open contact J7-1 of release circuit relay J 7.After the coils from parallel connection of coils of relay J 3, relay J 4, be connected in control power supply after connecting with the normally closed interlock J2-2 of the normally open contact J8-1 of warning circuit relay J 8, relay J 2 again.After the coils from parallel connection of coils of relay J 5, relay J 6, be connected in control power supply after connecting with the normally open contact J2-1 of relay J 2 again.One end of normally open contact J4-1, the J6-1 of relay J 4, relay J 6 is connected in a utmost point of motor power jointly, one end of the normally open contact J5-1 of the other end of normally open contact J4-1 and relay J 5 is connected in one end of coil of stator of motor jointly, one end of the normally open contact J3-1 of the other end of normally open contact J6-1 and relay J 3 is connected in the other end of coil of stator of motor jointly, and the other end of normally open contact J3-1, normally open contact J5-1 is connected in another utmost point of motor power jointly after connecting with the normally closed interlock of the first stroke K switch 3, the second travel switch K4 respectively.After warning circuit triggers, the normally open contact J1-1 closure of warning circuit relay J 1, relay J 3, relay J 4 are moved, its normally open contact closure, motor forward, built-in lock is locked.While needing release, input unlocking signal, the relay J 7 of release circuit is moved, and is connected in the normally open contact J7-1 closure of drive circuit, and relay J 2 is moved, and relay J 5, relay J 6 are moved, and makes motor reversal release.
For the ease of installing and hiding this built-in lock, and beautify, fixed bin can also be set.Fixed head, portable plate, drive unit, the first stroke K switch 3, the second travel switch K4 are fixed in this fixed bin, and the dead bolt of portable plate can stretch out this fixed bin, and this fixed bin is fixed on security door indoor surface.
In order to make portable plate mobile more smooth in the chute of fixed head both sides, the both sides that portable plate is placed in the chute of fixed head both sides can be flexibly connected with fixed head by pulley.
Claims (6)
1. a built-in lock for anti-theft, is characterized in that: comprise fixed head (1), portable plate (4), drive unit, trigger switch K1, warning circuit, drive circuit, release circuit and the first stroke K switch 3(2), the second travel switch K4(7); Described fixed head (1) is fixed on security door indoor surface, and the upper and lower both sides of fixed head are provided with chute; Described portable plate (4) is placed in the chute on fixed head both sides and can in chute, moves, and portable plate one end is provided with dead bolt (3) for locking a door and opening the door, and portable plate middle part is provided with square and wears dead slot, and this is worn inner side, the upper and lower both sides of dead slot and is provided with tooth; Described drive unit comprises motor (5) and gear (6), described gear is fixed on described motor shaft one end, described gear is placed in portable plate middle part square and wears in dead slot and wear the upper and lower both sides of dead slot inner mesh with this and move in the chute on fixed head both sides with driving portable plate, and described motor is fixed on fixed head and is electrically connected to realize rotating with described drive circuit; Described trigger switch is placed in the bright lock outer panels of security door and is electrically connected to provide triggering signal to warning circuit with described warning circuit; Described warning circuit is electrically connected with described drive circuit; Described release circuit is electrically connected with described drive circuit; Described the first stroke K switch 3, the second travel switch K4 are individually fixed in fixed head front and back ends, and are electrically connected to limit the position that portable plate moves forward and backward in fixed head chute with drive circuit respectively.
2. built-in lock for anti-theft according to claim 1, it is characterized in that: described warning circuit comprises that NE555 is without steady time-base integrated circuit, relay J 1, the alert K switch 2 of two utmost point solutions, electric horn and relay J 8, described relay J 1 coil is connected in NE555 without 4 of steady time-base integrated circuit, 3 terminals, the fixing feet of the alert K switch 2 of described two utmost point solutions is connected in 6 terminals of NE555 without steady time-base integrated circuit, one end of K2 is normally closed by being connected in 3 terminals of NE555 without steady time-base integrated circuit after connecting with trigger switch K1, the other end of K2 is often opened and is connected in 2 terminals of NE555 without steady time-base integrated circuit, after described electric horn and relay J 8 coils from parallel connection of coils, again by being connected in NE555 after connecting with the normally open contact J1-1 of relay J 1 without 1 of steady time-base integrated circuit, 4 terminals.
3. built-in lock for anti-theft according to claim 1, is characterized in that: described release circuit comprises relay J 7 and unlocking signal input unit; Described unlocking signal input unit is thought the control circuit of relay J 7 for remote signal input unit provides unlocking signal.
4. built-in lock for anti-theft according to claim 1, is characterized in that: described drive circuit comprises relay J 2, relay J 3, relay J 4, relay J 5, relay J 6; The coil of described relay J 2 is connected in control power supply after connecting with the normally open contact J7-1 of release circuit relay J 7; After the coils from parallel connection of coils of described relay J 3, relay J 4, be connected in control power supply after connecting with the normally closed interlock J2-2 of the normally open contact J8-1 of warning circuit relay J 8, relay J 2 again; After the coils from parallel connection of coils of described relay J 5, relay J 6, be connected in control power supply after connecting with the normally open contact J2-1 of relay J 2 again; One end of normally open contact J4-1, the J6-1 of described relay J 4, relay J 6 is connected in a utmost point of motor power jointly; One end of the normally open contact J5-1 of the other end of described normally open contact J4-1 and relay J 5 is connected in one end of coil of stator of motor jointly; One end of the normally open contact J3-1 of the other end of described normally open contact J6-1 and relay J 3 is connected in the other end of coil of stator of motor jointly; The other end of described normally open contact J3-1, normally open contact J5-1 is connected in another utmost point of motor power jointly after connecting with the normally closed interlock of the first stroke K switch 3, the second travel switch K4 respectively.
5. built-in lock for anti-theft according to claim 1, it is characterized in that: also comprise fixed bin, described fixed head, portable plate, drive unit, the first stroke K switch 3, the second travel switch K4 are fixed in this fixed bin, the dead bolt of portable plate can stretch out this fixed bin, and this fixed bin is fixed on security door indoor surface.
6. built-in lock for anti-theft according to claim 1, is characterized in that: the both sides that described portable plate is placed in the chute of fixed head both sides are flexibly connected with fixed head by pulley.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420005739.7U CN203640432U (en) | 2014-01-06 | 2014-01-06 | Security door built-in lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420005739.7U CN203640432U (en) | 2014-01-06 | 2014-01-06 | Security door built-in lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203640432U true CN203640432U (en) | 2014-06-11 |
Family
ID=50871688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420005739.7U Withdrawn - After Issue CN203640432U (en) | 2014-01-06 | 2014-01-06 | Security door built-in lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203640432U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103696631A (en) * | 2014-01-06 | 2014-04-02 | 邝代青 | Built-in lock for security door |
-
2014
- 2014-01-06 CN CN201420005739.7U patent/CN203640432U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103696631A (en) * | 2014-01-06 | 2014-04-02 | 邝代青 | Built-in lock for security door |
| CN103696631B (en) * | 2014-01-06 | 2015-12-09 | 邝代青 | Built-in lock for anti-theft |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140611 Effective date of abandoning: 20151209 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |