CN211454764U - Campus safety automatic control alarm device - Google Patents

Abstract

The utility model discloses a campus safety automatic control alarm device, including device main part, guard plate and fastening device, the detector is installed at device main part top, the guard plate is located the detector top, the two are contactless, the detector lower surface is fixed with a plurality of supporting legss for the circumference, the supporting legss are connected with the connecting rod through the pivot, fastening device is located device main part top, the cover is established in the guard plate outside, the detachable cover of clamp ring is established in the guard plate outside, lower surface and connecting rod surface contact, the clamp ring both sides are provided with the breach, install the runner assembly in the breach, device main part side is provided with the chucking subassembly with the runner assembly corresponding department; the utility model has the advantages that the fastening mechanism is arranged, so that the protection plate can be conveniently mounted and dismounted, the detector can be conveniently cleaned, the attachment of accumulated dust on the detector can be reduced, the detection sensitivity of the detector can be relatively improved, and the safety of a campus can be improved; and the whole mechanism is convenient to mount and dismount.

Description

Campus safety automatic control alarm device

Technical Field

The utility model belongs to the technical field of the campus safety is reported to the police, concretely relates to campus safety automatic control alarm device is a smoke transducer who is used for campus safety automatic control very much.

Background

An alarm is an electronic product that reminds or warns people of taking some action in the form of sound, light, air pressure and the like in order to prevent or prevent the consequences caused by an event. The smoke sensor realizes fire prevention by monitoring the concentration of smoke, the ion type smoke sensor is adopted in the smoke alarm, the ion type smoke sensor is a sensor with advanced technology and stable and reliable work, is widely applied to various fire alarm systems, and has far better performance than the gas sensitive resistor type fire alarm. When smoke with certain concentration is detected, the alarm measures are automatically started, and the device can be applied to campus safety and used for preventing fire and further giving an alarm prompt.

Although protective plates are fixed on detectors on some existing smoke sensors, parts of detectors can still be exposed outside for a long time, more dust is attached to the surfaces of the detectors in the morning, the detectors are inconvenient to clean, and influence on smoke detection is easily caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a campus safety automatic control alarm device to although being fixed with the guard plate on solving the detector on some smoke transducer that propose among the above-mentioned background art, the part still can long time reveal in the outside, morning surface adhesion more dust, neither convenient clearance causes the problem of influence to surveying smog easily again.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a campus safety automatic control alarm device, includes device main part, guard plate and fastening device, the detector is installed at device main part top, the guard plate is located the detector top, and the two contactless, the detector lower surface is that the circumference is fixed with a plurality of supporting legss, the supporting legs is connected with the connecting rod through the pivot, fastening device is located device main part top, and the cover is established in the guard plate outside, and the detachable cover of clamp ring is established in the guard plate outside, and lower surface and connecting rod surface contact, the clamp ring both sides are provided with the breach, install the runner assembly in the breach, device main part side is provided with the chucking subassembly with the corresponding department of runner assembly.

Preferably, the runner assembly includes dwang, fixed axle and spacing ball, the fixed axle is fixed at the breach inner wall, dwang one end is rotated the cover and is established on the fixed axle, and the other end is fixed with spacing ball, fixes at device main part surface the chucking subassembly includes arc, mounting panel and fixed connecting rod, two the arc relative distribution can form a confession the circular shape that the dwang passed.

Preferably, two arc one end is the arc, and leaves the distance, and the other end is fixed with the lug, the mounting panel is fixed in the device main part, and inside is provided with side open-ended sliding tray, fixed connecting rod fixes at the sliding tray tank bottom, the mobile cover of lug is established on fixed connecting rod.

Preferably, the outer surface of the fixed connecting rod is sleeved with two movable springs, two ends of each movable spring are respectively fixed on the surface of the bump and the bottom of the groove, and the two arc-shaped plates can move oppositely or back to back.

Preferably, the rotating assembly is separable from the chucking assembly, the clamp ring is detachable, and the connecting rod is contactable with the surface of the apparatus main body and rotatable.

Preferably, the device main body upper surface is further provided with an alarm lamp and a test button.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model has the advantages that the fastening mechanism is arranged, so that the protection plate can be conveniently mounted and dismounted, the detector can be conveniently cleaned, the attachment of accumulated dust on the detector can be reduced, the detection sensitivity of the detector can be relatively improved, and the safety of a campus can be improved; and the whole mechanism is convenient to mount and dismount.

(2) The utility model discloses a be provided with the connecting rod, convenient and clamp ring cooperation is to the fastening installation and the dismantlement that realize the guard plate, and simple structure, does not influence the normal installation of guard plate and supporting legs.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is a schematic view of a partial structure of the fastening mechanism of the present invention;

fig. 4 is a left side view structural schematic diagram of the rotating assembly of the present invention;

fig. 5 is a schematic top view of the inner structure of the clamping assembly of the present invention;

in the figure: 1. a device main body; 2. a protection plate; 3. a fastening mechanism; 31. a compression ring; 32. a rotating assembly; 321. rotating the rod; 322. a fixed shaft; 323. a limiting ball; 33. a clamping assembly; 331. an arc-shaped plate; 332. Mounting a plate; 333. fixing the connecting rod; 4. supporting legs; 5. an alarm light; 6. a test button; 7. a connecting rod; 8. a detector; 9. a notch; 10. a sliding groove; 11. a movable spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a campus safety automatic control alarm device comprises a device main body 1, a protection plate 2 and a fastening mechanism 3, wherein a detector 8 is installed at the top of the device main body 1, the protection plate 2 is positioned above the detector 8 and is not contacted with the detector 8, a plurality of supporting feet 4 are fixed on the surface of the detector 8 at the periphery, the supporting feet 4 are connected with connecting rods 7 through rotating shafts, the fastening mechanism 3 is conveniently matched with a pressing ring 31 to realize the fastening installation and the disassembly of the protection plate 2, the fastening mechanism 3 is positioned at the top of the device main body 1 and is sleeved outside the protection plate 2, the pressing ring 31 is detachably sleeved outside the protection plate 2, the lower surface is contacted with the surfaces of the connecting rods 7, gaps 9 are arranged at two sides of the pressing ring 31, a rotating assembly 32 is installed in the gap 9, a clamping assembly 33 is arranged at the position of the side surface of the, therefore, the detector 8 is convenient to clean, the adhesion of accumulated dust on the detector is reduced, the detection sensitivity of the detector 8 is relatively improved, and the campus safety is improved; and the whole mechanism is convenient to mount and dismount.

In this embodiment, it is preferred, the runner assembly 32 includes dwang 321, fixed axle 322 and spacing ball 323, fixed axle 322 is fixed at breach 9 inner wall, dwang 321 one end is rotated the cover and is established on fixed axle 322, the other end is fixed with spacing ball 323, the chucking subassembly 33 of fixing on device main part 1 surface includes arc 331, mounting panel 332 and fixed connecting rod 333, two arc 331 relative distributions can form the circular that supplies dwang 321 to pass, spacing ball 323 diameter ratio circular space diameter is big, and can with arc 331 lower surface contact, it is convenient spacing, through combining runner assembly 32 and chucking subassembly 33, conveniently realize compressing tightly and the dismantlement of clamp ring 31 to protection plate 2, thereby be convenient for clear up detector 8.

In this embodiment, preferably, one end of each of the two arc-shaped plates 331 is arc-shaped and has a distance to facilitate the rotating rod 321 to enter the two, the other end is fixed with a protrusion, the mounting plate 332 is fixed on the device body 1 and has a sliding slot 10 with an opening on a side surface therein, the fixed link 333 is fixed at the bottom of the sliding slot 10, and the protrusion is movably sleeved on the fixed link 333.

In this embodiment, preferably, the outer surface of the fixed link 333 is sleeved with two movable springs 11, two ends of each movable spring 11 are respectively fixed on the surface of the protrusion and the bottom of the groove, and the two arc-shaped plates 331 can move relatively or oppositely, so that the rotation rod 321 can be conveniently limited, fixed and separated.

In this embodiment, it is preferable that the rotating member 32 is detachable from the chucking member 33, and the clamp ring 31 is detachable, and the connecting rod 7 is in surface contact with the apparatus body 1 and can rotate.

In this embodiment, preferably, the upper surface of the device main body 1 is further provided with an alarm lamp 5 and a test button 6, so that automatic alarm measures and tests of the device main body 1 are conveniently realized, and the probability that the alarm lamp 5 is out of order and not found is reduced.

The utility model discloses a theory of operation and use flow: when the utility model is used, the fastening mechanism 3 fixes the protection plate 2 on the device main body 1, when the surface of the detector 8 needs to be cleaned, the limiting ball 323 can be held by hand, the whole rotating rod 321 is rotated outwards, the arc surface of the rotating rod 321 is contacted with the arc end surfaces of the two arc plates 331, and along with the continuous rotation of the rotating rod 321, the surface of the rotating rod extrudes the end surfaces of the two arc plates 331 and extrudes the two arc plates 331 back to back, so that the lug at the other end of the rotating rod moves back to back along the fixed connecting rod 333, meanwhile, the movable spring 11 is gradually extruded and generates elastic force in the opposite direction, until the rotating rod 321 is separated from the two arc plates 331, the movable spring 11 recovers the elastic force, the two arc plates 331 are driven to relatively move and recover the original position, meanwhile, the limit of the arc plates 331 is not existed, the whole pressing ring 31 can be moved upwards to, the protection plate 2 can be taken down from the device main body 1, and the detector 8 is exposed, so that the protection plate is convenient to clean; when the device is installed again, the protection plate 2 is placed above the detector 8 by the same operation, the supporting legs 4 are in contact with the surface of the device main body 1, meanwhile, the connecting rods 7 connected with the rotating shafts of the supporting legs 4 are in horizontal contact with the surface of the device main body 1, the connecting rods 7 are pressed at one third of the end parts, close to the supporting legs 4, of the connecting rods 7 through the compression rings 31, and then the rotating assembly 32 and the clamping assembly 33 are clamped and limited again by the same operation; through the arrangement, the detection work of the detector 8 is not influenced, the factors for reducing the detection sensitivity of the detector 8 can be relatively reduced, and the campus safety is relatively improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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 (6)

1. The utility model provides a campus safety automatic control alarm device, includes device main part (1), guard plate (2) and fastening device (3), detector (8), its characterized in that are installed to device main part (1) top: protection plate (2) are located detector (8) top, and the two contactless, detector (8) lower surface is that the circumference is fixed with a plurality of supporting legss (4), supporting legs (4) are connected with connecting rod (7) through the pivot, fastening device (3) are located device main part (1) top, and the cover is established in protection plate (2) outside, and detachable the cover of clamp ring (31) is established in protection plate (2) outside, and lower surface and connecting rod (7) surface contact, clamp ring (31) both sides are provided with breach (9), install runner assembly (32) in breach (9), device main part (1) side is provided with chucking subassembly (33) with runner assembly (32) corresponding department.

2. The campus security automatic control alarm device of claim 1, wherein: rotating assembly (32) are including dwang (321), fixed axle (322) and spacing ball (323), fixed axle (322) are fixed at breach (9) inner wall, dwang (321) an end rotation cover is established on fixed axle (322), and the other end is fixed with spacing ball (323), fixes and installs main part (1) surface chucking subassembly (33) are including arc (331), mounting panel (332) and fixed connecting rod (333), two arc (331) relative distribution can form a confession dwang (321) pass circular.

3. The campus security automatic control alarm device of claim 2, wherein: two arc (331) one end is the arc, and leaves the distance, and the other end is fixed with the lug, mounting panel (332) are fixed on device main part (1), and inside is provided with side open-ended sliding tray (10), fixed connecting rod (333) are fixed at sliding tray (10) tank bottom, the mobile cover of lug is established on fixed connecting rod (333).

4. The campus security automatic control alarm device of claim 3, wherein: two movable springs (11) are sleeved on the outer surface of the fixed connecting rod (333), two ends of each movable spring (11) are respectively fixed on the surface of the corresponding bump and the bottom of the corresponding groove, and the two arc-shaped plates (331) can move oppositely or back to back.

5. The campus security automatic control alarm device of claim 1, wherein: the rotating assembly (32) and the clamping assembly (33) are separable, the pressing ring (31) is detachable, and the connecting rod (7) can be in surface contact with the device main body (1) and can rotate.

6. The campus security automatic control alarm device of claim 1, wherein: the upper surface of the device main body (1) is also provided with an alarm lamp (5) and a test button (6).

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