CN115506690A - A burglar alarm for wisdom community - Google Patents

Abstract

The invention discloses an anti-theft alarm device for an intelligent community, and relates to the technical field of anti-theft alarm. The invention can automatically send out an alarm when the door and window glass is broken; the problem that sometimes a user does not want to lock the door when opening the door, but the door is locked due to wind or other factors is solved; the large-area glass is arranged, so that a user can conveniently observe the condition outside the door, and the problem that the visual angle of the traditional cat eye is small is solved.

Description

A burglar alarm for wisdom community

Technical Field

The invention relates to the technical field of anti-theft alarm, in particular to an anti-theft alarm device for an intelligent community.

Background

Along with the development of society, the property in people's family is more and more, therefore a kind of excellent performance anti-theft device is very important, the door that is furnished with the pickproof lock wherein, can resist the improper opening under certain condition within a certain time, has certain safety protection performance, but present burglary-resisting door only can protect passively, does not possess the alarming function, and more importantly, sometimes the user opens the door or goes out of the door and does not want to lock the door, but because wind or other factors, lead to the door oneself to be locked, the user will be locked outside the door this moment, very bad use.

The prior art discloses a patent technology of CN105909071B and discloses an anti-theft alarm device, in particular to an anti-theft alarm device, which comprises a first anti-theft lock and a door panel assembly, wherein the first anti-theft lock is connected with a locking block through a link mechanism, the locking block is arranged on the door panel assembly, a lock cylinder of the first anti-theft lock is provided with a first special key, a notch is arranged on the door panel assembly, an operation chamber is formed behind the door panel assembly at the position of the notch, a key insertion hole of the first anti-theft lock is arranged in the operation chamber, the position of the key insertion hole of the first anti-theft lock is staggered with that of the notch, the first special key in the key insertion hole is rotated, and the link mechanism can be controlled to drive the locking block to extend out of the edge of the door panel assembly or retract into the space behind the door panel assembly.

Disclosure of Invention

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an burglar alarm for wisdom community, includes the door plant, fixed mounting has glass on the door plant, and fixed mounting has the steel sheet on the glass, steel sheet and door plant slidable mounting, the side fixed mounting of door plant has the guide rod, guide rod and steel sheet sliding connection, and the surface of guide rod is around having the power spring that holds, hold the both ends of power spring respectively with steel sheet and door plant fixed connection, the door plant on fixed mounting have locking mechanical system, locking mechanical system is including locking the shell.

Preferably, the lock shell is fixedly provided with a spring bolt sliding block, the spring bolt sliding block is provided with a trigger block and a spring bolt in a sliding manner, a trigger block reset spring and a spring bolt reset spring are respectively and fixedly arranged among the trigger block, the spring bolt and the lock shell, and the lock shell is also fixedly provided with an unlocking mechanism.

Preferably, the release mechanism include the lock core of fixed mounting on the lock shell, rotatable end after the lock core unblock has handle and unblock gear through lock axle fixed mounting, unblock gear and spring bolt gear engagement, be provided with the spring bolt spacing groove on the spring bolt, the interpolation of spring bolt spacing groove has the spacer pin, fixed mounting has the spacer pin sliding block on the spacer pin, and the spacer pin sliding block is through two slide bars slidable mounting on the lock shell, one of them around having spacer pin reset spring on the slide bar, the one end and the slide bar fixed connection of spacer pin reset spring, the other end and the spacer pin sliding block fixed connection of spacer pin reset spring, the spacer pin on still fixed mounting have the observation piece.

Preferably, the lock shell on still fixed mounting have a time delay mechanism, time delay mechanism fixed mounting is the first gearbox on the lock shell, the input of first gearbox sets up to hexagonal prism, and slidable mounting has the protection extrusion dish on its hexagonal prism to it has still around the protection extrusion spring on its hexagonal prism, the both ends of protection extrusion spring respectively with protection extrusion dish and first gearbox normal running fit, the side friction transmission of protection extrusion dish has the protection friction disk, the protection friction disk passes through connecting axle fixed connection with trigger drive gear to trigger drive gear and trigger block gear engagement.

Preferably, delay mechanism still include through spacing ring support fixed mounting the spacing ring on first gearbox, be provided with on the spacing ring towards anticlockwise rotation and clockwise rotation's two sets of barbs, rotate on the spacing ring and install driven turntable, rotate on the driven turntable and install initiative carousel, still rotate on the driven turntable and install contrary calorie of strip and in the same direction as the calorie of strip, contrary calorie of strip and in the same direction as the calorie of strip on respectively fixed mounting have the strip of dialling in the opposite direction and dial in the same direction as the strip, contrary calorie of strip and in the same direction as the calorie of strip between through stretch cord elastic connection, fixed mounting has on the initiative carousel and dials in the same direction as the strip and in the same direction as the strip of dialling and decide in the opposite direction, initiative carousel fixed mounting is on the output of first gearbox.

Preferably, the driven turntable is fixedly provided with a side gear through a transmission shaft, the gear on the side gear is engaged with a first single gear and a second single gear, the first single gear and the second single gear are respectively provided with a first ratchet set and a second ratchet set through ratchets, and flywheel bodies of the first ratchet set and the second ratchet set are fixedly arranged together through a torque transmission shaft.

Preferably, one end of the torsion transmission shaft is fixedly connected with the middle of the power storage spring, the outside of the power storage spring is fixedly connected with the energy storage limiting ring, grooves which are uniformly distributed are formed in the surface of the outer ring of the energy storage limiting ring, the grooves are inserted with the trigger fixture blocks, the trigger fixture blocks are slidably mounted on the fixture block support through the guide rods, fixture block reset springs are fixedly mounted between the guide rods and the trigger fixture blocks, the fixture block reset springs are wound on the outer sides of the guide rods in an encircling mode, and the fixture block support is fixedly mounted on the mounting support.

Preferably, a trigger delay gear is fixedly mounted in the middle of the power storage spring and meshed with a driven delay gear, a trigger delay cam disc is fixedly mounted on the driven delay gear, protrusions are arranged on the trigger delay cam disc and the trigger fixture block, and the trigger delay gear and the driven delay gear are rotatably mounted on the mounting bracket through a gear connecting frame.

Preferably, a release gear ring is further fixedly mounted on the energy storage limiting ring, a delay driving gear is meshed with a gear on the outer surface of the release gear ring, the delay driving gear is fixedly mounted on an input shaft of the second gearbox, and an output shaft of the second gearbox is fixedly connected with the side cam disc.

Compared with the prior art, the invention has the following beneficial effects: (1) The invention can automatically send out an alarm when the door and window glass is broken; (2) The invention solves the problem that sometimes a user does not want to lock the door when opening the door, but the door is locked due to wind or other factors; (3) The invention is provided with a large area of glass, so that a user can conveniently observe the condition outside the door, thereby solving the problem of small visual angle of the traditional cat eye.

Drawings

FIG. 1 is a schematic view of the structure of the present invention.

Fig. 2 is a schematic view of the locking mechanism of the present invention.

FIG. 3 is a schematic view II of the locking mechanism of the present invention.

Fig. 4 is a schematic structural diagram iii of the locking mechanism of the present invention.

Fig. 5 is a schematic view iv of the locking mechanism of the present invention.

Fig. 6 is a schematic structural diagram i of the unlocking mechanism of the present invention.

Fig. 7 is a schematic structural diagram ii of the unlocking mechanism of the present invention.

Fig. 8 is a schematic structural diagram iii of the unlocking mechanism of the present invention.

Fig. 9 is a schematic structural diagram iv of the unlocking mechanism of the present invention.

Fig. 10 is a schematic structural diagram i of the delay mechanism of the present invention.

Fig. 11 is a schematic structural diagram v of the unlocking mechanism of the present invention.

FIG. 12 is a schematic view of the stop collar of the present invention.

FIG. 13 is a schematic view of the structure at A in FIG. 12 according to the present invention.

FIG. 14 is a schematic view of a stop collar of the present invention.

FIG. 15 is a schematic view of the structure of FIG. 14 at B in accordance with the present invention.

Fig. 16 is a schematic structural diagram ii of the delay mechanism of the present invention.

Fig. 17 is a schematic structural diagram iii of the delay mechanism of the present invention.

Fig. 18 is a schematic diagram iv of the delay mechanism of the present invention.

Fig. 19 is a schematic structural diagram v of the delay mechanism of the present invention.

FIG. 20 is a schematic view of the structure of FIG. 19 at C in accordance with the present invention.

Fig. 21 is an exploded view of the delay mechanism of the present invention.

In the figure: 101-a lock case; 102-bolt slider; 103-trigger block; 104-a bolt; 1041-bolt limit slot; 105-trigger block reset spring; 106-bolt reset spring; 201-a lock cylinder; 202-lock shaft; 203-a handle; 204-an unlocking gear; 205-observation block; 206-a limit pin; 207-slide bar; 208-limit pin reset spring; 209-limit pin sliding block; 210-side cam plate; 211-time delay drive gear; 212-protective crush disk; 213-protective compression spring; 214-a friction shield disk; 215-trigger drive gear; 216-a second gearbox; 301-a first gearbox; 302-a stop collar bracket; 303-a spacing ring; 304-a driven turntable; 305-reverse card strip; 306-card strip; 307-clockwise dialing strip; 308-reverse dialing strip; 309-inverse fixed strip; 310-cis-fixing strip; 311-elastic rope; 312 — an active dial; 313-a drive shaft; 314-side gear; 315-a first single gear; 316-a first ratchet set; 317-a second ratchet set; 318-a second single gear; 319-torsion transmission shaft; 320-a mounting bracket; 321-a power storage spring; 322-release gear ring; 323-energy storage spacing ring; 324-trigger delay gear; 325-driven delay gear; 326-trigger time delay cam plate; 327-triggering a fixture block; 328-a cartridge holder; 329-guide bar; 330-fixture block return spring; 331-gear link; 4-a door panel; 5-glass; 6-steel plate; 7-a guide rod; 8-force storage spring.

Detailed Description

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; for a better explanation of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The invention provides a technical scheme that: the utility model provides an anti-theft alarm device for wisdom community, as shown in fig. 1, including door plant 4, the positive first part of door plant 4 has seted up the rectangle through-hole, and fixed mounting has glass 5 in the through-hole, the top edge of through-hole is provided with the pressure alarm, when glass 5 takes place the breakage, steel sheet 6 then can strike the pressure alarm, thereby send out the police dispatch newspaper, the inside of door plant 4 is provided with the slide rail, slidable mounting has steel sheet 6 on the slide rail, steel sheet 6 and glass 5 fixed connection, the side fixed mounting of door plant 4 has guide rod 7, guide rod 7 and steel sheet 6 sliding connection, the surface of guide rod 7 is around there being power storage spring 8, the both ends of power storage spring 8 respectively with steel sheet 6 and door plant 4 fixed connection, it should explain, steel sheet 6 is through the recess of seting up on door plant 4 and guide rod 7 sliding connection, when glass 5 takes place the broken that the robber takes place, steel sheet 6 will move and replace the position of glass 5 under the elasticity of power storage spring 8, thereby play the effect of preventing burglary, as shown in fig. 2-figure 5, fixed mounting has locking mechanism, locking mechanism includes lock shell 101, locking mechanism is installed on the lock shell fixed mounting has tongue 101, locking block 102 and tongue trigger sliding block 102, the spring 102 and spring trigger block on the spring on the lock tongue trigger block, the lock bolt 102 still install.

As shown in fig. 6-9 and 11, the unlocking mechanism includes a lock cylinder 201 fixedly installed on the lock case 101, a handle 203 and an unlocking gear 204 are fixedly installed at a rotatable end of the lock cylinder 201 after unlocking through a lock shaft 202, the unlocking gear 204 is engaged with a gear of the lock tongue 104, a lock tongue limiting groove 1041 is formed in the lock tongue 104, a limiting pin 206 is inserted in the lock tongue limiting groove 1041, a limiting pin sliding block 209 is fixedly installed on the limiting pin 206, the limiting pin sliding block 209 is slidably installed on the lock case 101 through two sliding rods 207, a limiting pin return spring 208 is wound on one of the sliding rods 207, one end of the limiting pin return spring 208 is fixedly connected with the sliding rod 207, the other end of the limiting pin return spring 208 is fixedly connected with the limiting pin 209, and an observation block 205 is further fixedly installed on the limiting pin 206.

As shown in fig. 10, 12-21, a time delay mechanism is further fixedly mounted on the lock case 101, the time delay mechanism is fixedly mounted on a first gear box 301 on the lock case 101, an input end of the first gear box 301 is provided with a hexagonal prism, a protection extrusion disc 212 is slidably mounted on the hexagonal prism, a protection extrusion spring 213 is further surrounded on the hexagonal prism, two ends of the protection extrusion spring 213 are respectively in rotating fit with the protection extrusion disc 212 and the first gear box 301, a protection friction disc 214 is in friction transmission on a side surface of the protection extrusion disc 212, the protection friction disc 214 is fixedly connected with the trigger driving gear 215 through a connecting shaft, the trigger driving gear 215 is in gear engagement with the trigger block 103, it should be noted that an end surface of the hexagonal prism at the input end of the first gear box 301 is not in contact with the protection friction disc 214, the time delay mechanism further includes a limit ring 303 fixedly mounted on the first gear box 301 through a limit ring support 302, two sets of barbs which rotate anticlockwise and clockwise are arranged on the limiting ring 303, the purpose of the barbs is to block the rotation of a clockwise clamping strip 306 or a counterclockwise clamping strip 305, a driven turntable 304 is rotatably arranged on the limiting ring 303, a driving turntable 312 is rotatably arranged on the driven turntable 304, a counterclockwise clamping strip 305 and a clockwise clamping strip 306 are also rotatably arranged on the driven turntable 304, a counterclockwise dialing strip 308 and a clockwise dialing strip 307 are respectively and fixedly arranged on the counterclockwise clamping strip 305 and the clockwise clamping strip 306, the counterclockwise clamping strip 305 and the clockwise clamping strip 306 are elastically connected through an elastic rope 311, a clockwise fixing strip 310 and a counterclockwise fixing strip 309 which are matched with the clockwise dialing strip 307 and the counterclockwise dialing strip 308 are fixedly arranged on the driving turntable 312, the driving turntable 312 is fixedly arranged on the output end of the first gearbox 301, as shown in fig. 13 and 14, the lower ends of the counterclockwise clamping strip 305 and the clockwise clamping strip 306 are rotatably connected with the driven turntable 304, and the upper ends of the counterclockwise clamping strip 305 and the clockwise clamping strip 306 are respectively and the counterclockwise dialing strip 308 and the clockwise dialing strip 307, and also fixedly connected with a flexible rope 311, as shown in fig. 15, the clockwise shifting bar 307 and the counter-clockwise shifting bar 308 are both provided with barbs that can drive the clockwise shifting bar 310 and the counter-clockwise shifting bar 309 to move, the driven turntable 304 is fixedly provided with a side gear 314 through a transmission shaft 313, gears on the side gear 314 are engaged with a first single gear 315 and a second single gear 318, the first single gear 315 and the second single gear 318 are respectively provided with a first ratchet set 316 and a second ratchet set 317 in a ratchet manner, flywheel bodies of the first ratchet set 316 and the second ratchet set 317 are fixedly mounted together through a transmission torsion shaft 319, it should be noted that the flywheel bodies are bodies internally provided with pawls, while outer ring ratchets are fixedly mounted on the first single gear 315 and the second single gear 318, and the first single gear 315 and the second single gear 318 are in rotation fit with the transmission torsion shaft 319, the first single gear 315 and the second single gear 318 are rotatably mounted on the lock case 101 through a mounting bracket 320, one end of the torque transmission shaft 319 is fixedly connected with the middle part of the power storage spring 321, the outer part of the power storage spring 321 is fixedly connected with an energy storage limiting ring 323, the outer ring surface of the energy storage limiting ring 323 is provided with uniformly distributed grooves, and the grooves are inserted with a trigger fixture block 327, the trigger fixture block 327 is slidably mounted on a fixture block bracket 328 through a guide rod 329, a fixture block return spring 330 is fixedly mounted between the guide rod 329 and the trigger fixture block 327, the fixture block return spring 330 surrounds the outer side of the guide rod 329, the fixture block bracket 328 is fixedly mounted on the mounting bracket 320, the middle part of the power storage spring 321 is fixedly provided with a trigger delay gear 324, the trigger delay gear 324 is in gear engagement with a driven delay gear 325, the driven delay gear 325 is fixedly provided with a trigger delay cam disc 326, as shown in fig. 20, the trigger delay cam disc 326 and the trigger fixture block 327 are both provided with protrusions, the trigger delay gear 324 and the driven delay gear 325 are rotatably mounted on the mounting bracket 320 through a gear connecting frame 331, wherein the gear connecting frame 331 is fixedly connected with the mounting bracket 320, the second single gear 318 and the release gear ring 322 are rotatably mounted on the mounting bracket 320, the energy storage limiting ring 323 is also fixedly mounted with the release gear ring 322, the outer surface gear of the release gear ring 322 is engaged with the delay driving gear 211, the delay driving gear 211 is fixedly mounted on the input shaft of the second gearbox 216, the output shaft of the second gearbox 216 is fixedly connected with the side cam disc 210, and the second gearbox 216 is fixedly mounted on the mounting bracket 320.

The invention discloses an anti-theft alarm device for an intelligent community, which has the following working principle: when the door is closed or opened, the door frame presses the trigger block 103, so that the trigger block 103 compresses the trigger block return spring 105, the trigger block 103 moves while driving the trigger driving gear 215 to rotate, the trigger driving gear 215 rotates to drive the input end of the first transmission case 301 to rotate through the protective friction disc 214 and the protective pressing disc 212, the output end of the first transmission case 301 rotates, the output end of the first transmission case 301 drives the driving rotary disc 312 to rotate, the driving rotary disc 312 rotates to drive the clockwise fixing bar 310 and the counter-clockwise fixing bar 309 to rotate, because the trigger block 103 moves back and forth, so that the driving rotary disc 312 rotates back and forth clockwise and counterclockwise, as shown in fig. 13, when the driving rotary disc 312 rotates counterclockwise, the clockwise fixing bar 310 drives the clockwise fixing bar 306 to swing downward through the clockwise fixing bar 307, so that the top end of the clockwise fixing bar 306 is separated from the barb arranged on the limiting ring 303, and the counter-direction fixing bar 305 rotates along the barb 305, because the clockwise fixing bar 306 and the counter-direction fixing bar 305 rotate, the driven rotary disc 304 rotates clockwise fixing bar 306 or the counter-direction fixing bar 307, and the barb 304 can not rotate clockwise fixing bar 306, and the counter-direction fixing bar 306 can rotate, and the barb can rotate clockwise fixing bar 304 can not be used as a counter-direction rotation principle that the barb 306 and the barb can rotate along the counter-direction of the counter-direction rotating mechanism 306 and the barb 304, when the barb can rotate.

When the driven turntable 304 rotates, the driven turntable 304 drives the side gear 314 to rotate through the transmission shaft 313, the side gear 314 rotates to drive the first single gear 315 and the second single gear 318 to rotate, the first single gear 315 and the second single gear 318 rotate to drive the flywheel bodies in the first single gear 315 or the second ratchet set 317 to rotate, it should be noted that when the first single gear 315 and the second single gear 318 rotate in different directions, when the first single gear 315 can drive the first ratchet set 316 to rotate, the second ratchet set 317 and the second single gear 318 rotate relatively, whereas when the second single gear 318 can drive the second ratchet set 317, the first single gear 315 and the first ratchet set 316 rotate relatively because the first single gear 315 and the second single gear 318 rotate in opposite directions, therefore, the rotation of the side gear 314 in any direction can output a rotation in a unique direction on the torque transmission shaft 319, the rotation of the torque transmission shaft 319 can accumulate the force on the power spring 321, as shown in fig. 21, at the same time, the torque transmission shaft 319 can drive the rotation of the trigger delay gear 324, the rotation of the trigger delay gear 324 can drive the rotation of the driven delay gear 325, the rotation of the driven delay gear 325 can drive the rotation of the trigger delay cam disc 326, when the driven delay gear 325 rotates for one revolution, that is, the trigger delay cam disc 326 rotates for one revolution, the protrusions provided on the trigger delay cam disc 326 and the trigger latch 327 can be contacted, at this time, the trigger latch 327 can move towards the side far away from the energy storage limit ring 323 under the limitation of the trigger delay cam disc 326, at this time, the energy storage limit ring 323 can be disengaged from the limitation of the trigger latch 327, that is, the outer ring of the power spring 321 is not limited, at this time, the potential energy stored in the power accumulating spring 321 drives the energy storage limiting ring 323 to rotate, it should be noted that, when the trigger latch 327 has been separated from the energy storage limiting ring 323, the trigger delay gear 324 does not continue to rotate because a round trip distance of the trigger block 103 is determined, the trigger latch 327 is not reset, and the rotation of the energy storage limiting ring 323 drives the release gear ring 322 to rotate, the release gear ring 322 rotates to drive the delay drive gear 211 to rotate, the delay drive gear 211 rotates to drive the input shaft of the second gearbox 216 to rotate, so the output shaft of the second gearbox 216 drives the side cam disc 210 to rotate, as shown in fig. 7, the side cam disc 210 rotates to drive the limiting pin 206 to move linearly and draw out from the lock tongue limiting groove 1041, so as to complete the function of unlocking the lock tongue 104, it should be noted that, the time required for the power accumulating spring 321 to completely release potential energy or the rotation of the side cam disc 210 is the time for the delay reset of the lock tongue 104, therefore, when the user goes out, the lock tongue 104 does not reset instantaneously, but the lock tongue 104 is in the lock door, and the lock tongue 104 can be completely detected when the lock door is in the lock door, and the lock door is in the lock door.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. The utility model provides an anti-theft alarm device for wisdom community which characterized in that: comprises a door plate (4), wherein glass (5) is fixedly arranged on the door plate (4), a steel plate (6) is fixedly arranged on the glass (5), the steel plate (6) and the door plate (4) are slidably arranged, a guide rod (7) is fixedly arranged on the side surface of the door plate (4), the guide rod (7) is slidably connected with the steel plate (6), a force storage spring (8) is wound on the outer surface of the guide rod (7), two ends of the force storage spring (8) are respectively fixedly connected with the steel plate (6) and the door plate (4), a locking mechanism is fixedly arranged on the door plate (4), the locking mechanism comprises a lock shell (101), a time delay mechanism is fixedly arranged on the lock shell (101), delay mechanism includes spacing ring (303) through spacing ring support (302) fixed mounting on first gearbox (301), is provided with two sets of barbs towards anticlockwise rotation and clockwise rotation on spacing ring (303), rotates on spacing ring (303) and installs driven turntable (304), rotates on driven turntable (304) and installs initiative carousel (312), still rotate on driven turntable (304) and install contrary calorie of strip (305) and block strip (306) in the same direction, on contrary calorie of strip (305) and block strip (306) in the same direction respectively fixed mounting have contrary dial strip (308) and in the same direction dial strip (307), contrary calorie of strip (305) and in the same direction block through stretch cord (311) elastic connection between strip (306).

2. The burglar alarm arrangement for intelligent communities according to claim 1, characterized in that: the lock is characterized in that a lock tongue sliding block (102) is fixedly installed on the lock shell (101), a trigger block (103) and a lock tongue (104) are installed on the lock tongue sliding block (102) in a sliding mode, a trigger block reset spring (105) and a lock tongue reset spring (106) are respectively and fixedly installed among the trigger block (103), the lock tongue (104) and the lock shell (101), and an unlocking mechanism is further fixedly installed on the lock shell (101).

3. The burglar alarm device for smart community according to claim 2, wherein: unlocking mechanism include lock core (201) of fixed mounting on lock shell (101), rotatable end after lock core (201) unblock has handle (203) and unblock gear (204) through lock axle (202) fixed mounting, unblock gear (204) and spring bolt (104) gear engagement, be provided with spring bolt spacing groove (1041) on spring bolt (104), it has spacer pin (206) to peg graft in spring bolt spacing groove (1041), and fixed mounting has spacer pin sliding block (209) on spacer pin (206), and spacer pin sliding block (209) are through two slide bar (207) slidable mounting on lock shell (101), one of them around spacer pin reset spring (208) on slide bar (207), the one end and the slide bar (207) fixed connection of spacer pin reset spring (208), the other end and the spacer pin sliding block (209) fixed connection of spacer pin reset spring (208), spacer pin (206) on still fixed mounting have observation piece (205).

4. The burglar alarm arrangement for intelligent community according to claim 3, characterized in that: the lock shell (101) on still fixed mounting have a time delay mechanism, time delay mechanism fixed mounting is first gearbox (301) on lock shell (101), the input of first gearbox (301) sets up to hexagonal prism, slidable mounting has protection extrusion dish (212) on its hexagonal prism to still surround protection extrusion spring (213) on its hexagonal prism, the both ends of protection extrusion spring (213) respectively with protection extrusion dish (212) and first gearbox (301) normal running fit, the side friction drive of protection extrusion dish (212) has protection friction disc (214), protection friction disc (214) and trigger drive gear (215) pass through connecting axle fixed connection, and trigger drive gear (215) and trigger piece (103) gear engagement.

5. The burglar alarm device for smart community according to claim 4, wherein: the driving turntable (312) is fixedly provided with a clockwise fixed strip (310) and a counterclockwise fixed strip (309) which are matched with the clockwise dialing strip (307) and the counterclockwise dialing strip (308), and the driving turntable (312) is fixedly arranged at the output end of the first gearbox (301).

6. The burglar alarm device for smart community according to claim 5, wherein: the driven turntable (304) is fixedly provided with a side gear (314) through a transmission shaft (313), the side gear (314) is engaged with a first single gear (315) and a second single gear (318), the first single gear (315) and the second single gear (318) are respectively provided with a first ratchet set (316) and a second ratchet set (317) in a ratchet way, and flywheel bodies of the first ratchet set (316) and the second ratchet set (317) are fixedly arranged together through a torque transmission shaft (319).

7. The burglar alarm device for smart community according to claim 6, wherein: one end of the torsion transmission shaft (319) is fixedly connected with the middle of the power storage spring (321), the outer portion of the power storage spring (321) is fixedly connected with the energy storage limiting ring (323), grooves which are uniformly distributed are formed in the surface of the outer ring of the energy storage limiting ring (323), a trigger clamping block (327) is inserted into the grooves, the trigger clamping block (327) is slidably mounted on a clamping block support (328) through a guide rod (329), a clamping block reset spring (330) is fixedly mounted between the guide rod (329) and the trigger clamping block (327), the clamping block reset spring (330) surrounds the outer side of the guide rod (329), and the clamping block support (328) is fixedly mounted on the mounting support (320).

8. The burglar alarm arrangement for intelligent communities according to claim 7, wherein: the middle part fixed mounting of power storage clockwork spring (321) has trigger delay gear (324), triggers delay gear (324) and driven delay gear (325) gear engagement, and fixed mounting has trigger delay cam disc (326) on driven delay gear (325), triggers all to be provided with the arch on delay cam disc (326) and the trigger fixture block (327), trigger delay gear (324) and driven delay gear (325) and pass through gear connection frame (331) rotation and install on installing support (320).

9. The burglar alarm arrangement for intelligent community according to claim 8, wherein: still fixed mounting has release gear ring (322) on energy storage spacing ring (323), and the surface gear engagement of release gear ring (322) has delay drive gear (211), and delay drive gear (211) fixed mounting is on second gearbox (216) input shaft, the output shaft and the side cam disc (210) fixed connection of second gearbox (216).

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