CN213750364U - Infrared detector anti-blocking structure for safety protection alarm - Google Patents

Abstract

The utility model discloses an infrared detector of safety precaution warning prevents hindering structure, including roof box, casing and cleaning roller, the mounting groove is installed to the lower extreme of the inside one side of casing, and the both ends of mounting groove all are provided with clamping structure, the heat exchanger that looses is installed to one side on the inside top of casing, and looses the inside top of cover and install cooling fan, the roof box is installed on the top of casing, and the intermediate position department of roof box one end installs the PLC controller, the intermediate position department of the inside bottom of roof box installs the water storage box, and the air duct has been laid to the inside of water storage box, the casing is kept away from one side of mounting groove and has been seted up C type visual window. The utility model discloses a set up cleaning roller and aqueduct, utilize the rainwater to wash and cleaning of cleaning roller for the visual window surface of C type is more clean, improves the device cleaning performance, and it is more to avoid the visual window surface of C type dirty, makes infrared detector easily take place the condition of wrong report.

Description

Infrared detector anti-blocking structure for safety protection alarm

Technical Field

The utility model relates to a safety precaution detects technical field, specifically is infrared detector of safety precaution warning prevents hindering the structure.

Background

Along with the development of society, china's science and technology has obtained huge progress to make the resident of china attach more and more importance to safety, consequently can erect infrared detector at the assigned position usually and detect whether have the outsider to invade, but infrared detector exposes outside usually, is blocked by impurity such as dust easily, consequently can additionally increase a anti-block structure, but the infrared detector anti-block structure of current safety precaution warning still has a lot of problems or defects:

first, the infrared detector of traditional safety precaution warning prevents hindering the structure, and cleaning efficiency is relatively poor during the use, impurity such as dust of getting rid of that can not be fine influences infrared detector's normal work.

Second, the infrared detector that traditional safety precaution was reported to the police prevents hindering the structure, does not have the dehumidification structure of dispelling the heat during use, and too big moisture and moisture all can influence the normal work of equipment.

Third, the infrared detector that traditional safety precaution was reported to police prevents hindering the structure, does not have the fixed knot structure of being convenient for during the use, and infrared detector installs fixedly comparatively loaded down with trivial details.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an infrared detector that safety precaution was reported to police prevents hindering the structure to solve the relatively poor, inconvenient heat dissipation dehumidification of clean efficiency that proposes in the above-mentioned background art and inconvenient fixed problem.

In order to achieve the above object, the utility model provides a following technical scheme: the infrared detector anti-blocking structure for safety precaution alarm comprises a top plate box, a shell and a cleaning roller, wherein the lower end of one side in the shell is provided with an installation groove, and both ends of the mounting groove are provided with clamping structures, one side of the top end in the shell is provided with a heat dissipation cover, and the top end of the interior of the heat dissipation cover is provided with a heat dissipation fan, the top end of the shell is provided with a top plate box, a PLC controller is arranged in the middle of one end of the top plate box, a water storage tank is arranged in the middle of the bottom end in the top plate box, and an air duct is laid in the water storage tank, one end of the air duct is communicated with one side of the top end of the heat dissipation cover through a duct, the other end of the air duct is communicated with the other side of the top end of the shell through a guide tube, a C-shaped visible window is arranged on one side of the shell, which is far away from the mounting groove, and a cleaning structure is arranged at the top end of the shell on one side of the C-shaped visible window;

clean structure includes pneumatic telescopic rod, pneumatic telescopic rod installs the top of keeping away from mounting groove one side at the casing, and pneumatic telescopic rod's output installs the movable box, fixed spring is evenly installed to one side of movable box inside, and fixed spring one end installs and extend to the outside adjustable shelf of movable box, it is connected with clean roller to rotate between one side of adjustable shelf, the aqueduct has been laid to one side on C type visual window top, and the one end on aqueduct surface installs the solenoid valve, the one end of aqueduct is passed through pipe and water storage box one side bottom intercommunication.

Preferably, the equal vertical water inlet that extends to the roof case outside of installing in water storage box top both sides, and the top of water inlet all is provided with the filter screen.

Preferably, the lower ends of the two sides in the heat dissipation cover are respectively provided with a limiting groove, and the heat dissipation cover on one side of the limiting groove is transversely connected with a drying plate in a sliding manner.

Preferably, the clamping structure includes friction plate, mounting bracket, centre gripping case, threaded rod and centre gripping spring, the threaded rod all rotates the both ends of connecting at the mounting groove, and threaded rod one end extends to the inside centre gripping case that all installs of mounting groove, centre gripping spring is evenly installed to the inside one end of centre gripping incasement, and centre gripping spring one end all installs the mounting bracket that extends to centre gripping case outside, the friction plate is all installed to the one end of mounting bracket.

Preferably, the guide plate is installed to the inside bottom of C type visual window, and the inclination of guide plate and horizontal direction is 25.

Preferably, the both ends of the inside one side of C type visible window are all vertically seted up the spout, and the equal sliding connection in inside of spout has the slider, the one end of slider all welds with movable box one end.

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

(1) by arranging the cleaning roller and the water guide pipe, the electromagnetic valve is periodically opened, rainwater in the water storage tank is sprayed to the surface of the C-shaped visible window through the water guide pipe in a drainage mode, then the pneumatic telescopic rod is started to drive the movable tank to stably descend, and meanwhile, under the elastic action of the fixed spring, the cleaning roller is always attached to the surface of the C-shaped visible window, so that the surface of the C-shaped visible window is cleaned by matching with the rainwater, the cleaning effect of the device is improved, the condition that the surface of the C-shaped visible window is more dirty is avoided, the infrared detector is easy to generate false alarm, and the detection precision of the infrared detector is improved;

(2) by arranging the water storage tank, the heat dissipation fan, the drying plate and the air duct, when the outside rains, rainwater is conveyed into the water storage tank through the drainage of the water inlet, then the heat dissipation fan can be started, air in the shell is conveyed into the air duct through the duct, so that heat of the air in the air duct is exchanged with water in the water storage tank, the cooled air is conveyed into the shell again, meanwhile, the drying plate is arranged to dry circulating air, equipment is prevented from being corroded by moisture, heat dissipation and drying treatment can be performed on the interior of the shell, normal work of the equipment is prevented from being influenced by external factors, and the service life of the infrared detector is prolonged;

(3) through being provided with mounting groove and clamping structure, arrange infrared detector inside the mounting groove, the threaded rod is rotated respectively to the subdividing for the centre gripping case removes toward the infrared detector both ends, and then makes the friction plate hug closely the infrared detector both ends, firmly fixes infrared detector inside the mounting groove, and when dismantling, the reverse threaded rod can, realize dismantling installation infrared detector fast, reduce the degree of difficulty that the staff installation was dismantled, the follow-up maintenance of being convenient for simultaneously uses, improvement work efficiency.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is a schematic side view of the cross-sectional structure of the present invention;

FIG. 3 is a schematic view of the front view of the present invention;

fig. 4 is a schematic view of the top view structure of the housing of the present invention.

In the figure: 1. a roof box; 2. a water inlet; 3. a water storage tank; 4. a heat dissipation cover; 5. a heat radiation fan; 6. a limiting groove; 7. drying the plate; 8. mounting grooves; 9. a clamping structure; 901. a friction plate; 902. a mounting frame; 903. a clamping box; 904. a threaded rod; 905. a clamping spring; 10. a housing; 11. a baffle; 12. a C-shaped visual window; 13. a movable box; 14. a cleaning roller; 15. a water conduit; 16. a pneumatic telescopic rod; 17. an electromagnetic valve; 18. an air duct; 19. a slider; 20. a chute; 21. a PLC controller; 22. a movable frame; 23. the spring is fixed.

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.

Example 1: referring to fig. 1-4, the infrared detector anti-blocking structure for safety precaution alarm includes a top plate case 1, a housing 10 and a cleaning roller 14, wherein a mounting groove 8 is installed at the lower end of one side inside the housing 10, clamping structures 9 are respectively installed at both ends of the mounting groove 8, a heat dissipation cover 4 is installed at one side of the top end inside the housing 10, a heat dissipation fan 5 is installed at the top end inside the heat dissipation cover 4, the type of the heat dissipation fan 5 can be YWF350-4, the top end of the housing 10 is installed with the top plate case 1, a PLC controller 21 is installed at the middle position of one end of the top plate case 1, the type of the PLC controller 21 can be FX3SA-10MR-CM, a water storage tank 3 is installed at the middle position of the bottom end inside the top plate case 1, an air duct 18 is laid inside the water storage tank 3, one end of the air duct 18 is communicated with one side of the top end of the heat dissipation cover 4 through a conduit, and the other end of the air duct 18 is communicated with the other side of the top end of the housing 10 through a conduit, a C-shaped visual window 12 is formed in one side, far away from the mounting groove 8, of the shell 10, and a cleaning structure is arranged at the top end of the shell 10, on one side of the C-shaped visual window 12;

referring to fig. 1-4, the infrared detector anti-blocking structure for safety precaution alarm further includes a cleaning structure, the cleaning structure includes a pneumatic telescopic rod 16, the pneumatic telescopic rod 16 is installed at the top end of the side of the casing 10 far from the installation groove 8, the type of the pneumatic telescopic rod 16 can be TGA-30, the output end of the pneumatic telescopic rod 16 is provided with a movable box 13, one side inside the movable box 13 is uniformly provided with a fixed spring 23, one end of the fixed spring 23 is provided with a movable frame 22 extending to the outside of the movable box 13, a cleaning roller 14 is rotatably connected between one sides of the movable frames 22, one side of the top end of the C-shaped visual window 12 is paved with a water guide pipe 15, one end of the surface of the water guide pipe 15 is provided with an electromagnetic valve 17, the type of the electromagnetic valve 17 can be TMF-Y-25, and one end of the water guide pipe 15 is communicated with the bottom end of one side of the water storage tank 3 through a guide pipe;

the bottom end inside the C-shaped visible window 12 is provided with a guide plate 11, and the inclination angle of the guide plate 11 and the horizontal direction is 25 degrees;

the two ends of one side inside the C-shaped visible window 12 are both vertically provided with sliding grooves 20, the sliding blocks 19 are slidably connected inside the sliding grooves 20, and one ends of the sliding blocks 19 are both welded with one end of the movable box 13;

specifically, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, the electromagnetic valve 17 can be opened periodically, the rainwater in the water storage tank 3 is drained through the water guide pipe 15 and sprayed to the surface of the C-shaped visible window 12, the pneumatic telescopic rod 16 is restarted, the sliding of the sliding block 19 in the sliding groove 20 is utilized, the movable box 13 is stably descended, and meanwhile, under the elastic action of the fixing spring 23, the cleaning roller 14 is always attached to the surface of the C-shaped visible window 12, the surface of the C-shaped visible window 12 is cleaned by matching with the rainwater, the dirty water passes through the guide plate 11 and is discharged out of the device, the cleaning effect of the device is improved, and the detection precision of the infrared detector is guaranteed.

Example 2: both sides of the top end of the water storage tank 3 are vertically provided with water inlets 2 extending to the outside of the top plate tank 1, and the top ends of the water inlets 2 are provided with filter screens;

the lower ends of two sides in the heat dissipation cover 4 are respectively provided with a limiting groove 6, and the heat dissipation cover 4 on one side of the limiting grooves 6 is transversely connected with a drying plate 7 in a sliding manner;

specifically, as shown in fig. 1, when the external world rains, the rainwater is carried to water storage tank 3 through the drainage of water inlet 2 inside, can start cooling fan 5 afterwards, carry the inside air of casing 10 to the air duct 18 inside through the pipe, make the heat of the inside air of air duct 18 and the inside water of water storage tank 3 generate heat exchange, the air after the later cooling is carried to casing 10 inside again, set up simultaneously drying plate 7 and can carry out drying process to circulating air, avoid moisture corrosion equipment, the realization is to the inside heat dissipation drying process that carries out of casing 10, and through the slip of drying plate 7 in spacing groove 6 inside, make regularly can take out drying plate 7 and change, guarantee device drying effect.

Example 3: the clamping structure 9 comprises a friction plate 901, a mounting frame 902, clamping boxes 903, a threaded rod 904 and clamping springs 905, wherein the threaded rod 904 is rotatably connected to two ends of the mounting groove 8, one end of the threaded rod 904 extends into the mounting groove 8 and is provided with the clamping boxes 903, one end inside the clamping boxes 903 is uniformly provided with the clamping springs 905, one end of each clamping spring 905 is provided with the mounting frame 902 extending to the outside of the clamping box 903, and one end of each mounting frame 902 is provided with the friction plate 901;

specifically, as shown in fig. 1 and 4, the threaded rod 904 is rotated respectively, so that the clamping box 903 moves towards the two ends of the infrared detector, the friction plate 901 is made to cling to the two ends of the infrared detector, the infrared detector is firmly fixed inside the mounting groove 8, and when the infrared detector is dismounted, the threaded rod 904 is reversed, the infrared detector can be dismounted and mounted quickly, the mounting and dismounting difficulty of workers is reduced, meanwhile, the follow-up maintenance and use are facilitated, and the working efficiency is improved.

The output end of the PLC 21 is electrically connected with the input ends of the heat dissipation cover 4, the pneumatic telescopic rod 16 and the electromagnetic valve 17 through wires.

The working principle is as follows: when the device is used, the device is installed, the infrared detector is placed in the installation groove 8, then the threaded rods 904 are rotated respectively, the clamping box 903 is made to move towards the two ends of the infrared detector, the friction plates 901 are made to cling to the two ends of the infrared detector and drive the installation frame 902 to slide in the clamping box 903 to compress the clamping springs 905, the infrared detector is firmly fixed in the installation groove 8, and in the dismounting process, the threaded rods 904 can be reversed, so that the infrared detector can be quickly dismounted and installed, and the subsequent maintenance and use are facilitated;

when the outside rains, rainwater is conveyed into the water storage tank 3 through drainage of the water inlet 2, a filter screen at the top end inside the water inlet 2 can prevent impurities such as fallen leaves from entering the water storage tank 3, when the infrared detector normally works, the cooling fan 5 can be started, air inside the shell 10 is conveyed into the air guide pipe 18 through the guide pipe, heat of the air inside the air guide pipe 18 is subjected to heat exchange with water inside the water storage tank 3, then the cooled air is conveyed into the shell 10 again, meanwhile, the drying plate 7 is arranged to dry circulating air, equipment corrosion caused by moisture is avoided, and the drying plate 7 can be taken out and replaced regularly through sliding of the drying plate 7 in the limiting groove 6, so that the drying effect of the device is ensured;

meanwhile, the electromagnetic valve 17 can be opened periodically, the rainwater in the water storage tank 3 is drained through the water guide pipe 15 and sprayed to the surface of the C-shaped visible window 12, the pneumatic telescopic rod 16 is started again, the sliding block 19 slides in the sliding groove 20, the movable box 13 stably descends, meanwhile, under the elastic action of the fixed spring 23, the cleaning roller 14 is enabled to be attached to the surface of the C-shaped visible window 12 through the movable frame 22 all the time, the surface of the C-shaped visible window 12 is cleaned through the matched rainwater, dirty water passes through the guide plate 11 and is discharged out of the device, the cleaning effect of the device is improved, and the normal work of the infrared detector is guaranteed.

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. Infrared detector of safety precaution warning prevents hindering structure, including roof box (1), casing (10) and cleaning roller (14), its characterized in that: the mounting groove (8) is installed at the lower end of one side inside the shell (10), clamping structures (9) are arranged at two ends of the mounting groove (8), the heat dissipation cover (4) is installed at one side of the top end inside the shell (10), the heat dissipation fan (5) is installed at the top end inside the heat dissipation cover (4), the top plate box (1) is installed at the top end of the shell (10), the PLC (21) is installed at the middle position of one end of the top plate box (1), the water storage box (3) is installed at the middle position of the bottom end inside the top plate box (1), the air guide pipe (18) is laid inside the water storage box (3), one end of the air guide pipe (18) is communicated with one side of the top end of the heat dissipation cover (4) through a guide pipe, the other end of the air guide pipe (18) is communicated with the other side of the top end of the shell (10) through a guide pipe, a C-shaped window (12) is arranged at one side, far away from the mounting groove (8), of the shell (10), a cleaning structure is arranged at the top end of the shell (10) at one side of the C-shaped visual window (12);

clean structure includes pneumatic telescopic rod (16), pneumatic telescopic rod (16) are installed and are kept away from the top of mounting groove (8) one side in casing (10), and pneumatic telescopic rod (16) output installs movable box (13), fixed spring (23) are evenly installed to one side of movable box (13) inside, and fixed spring (23) one end install and extend to movable box (13) outside adjustable shelf (22), it is connected with cleaning roller (14) to rotate between one side of adjustable shelf (22), aqueduct (15) have been laid to one side on C type visual window (12) top, and the one end on aqueduct (15) surface installs solenoid valve (17), the one end of aqueduct (15) is passed through pipe and water storage box (3) one side bottom intercommunication.

2. The infrared detector anti-blocking structure for safety precaution alarm according to claim 1, characterized in that: the water storage tank is characterized in that water inlets (2) extending to the outside of the top plate tank (1) are vertically arranged on two sides of the top end of the water storage tank (3), and filter screens are arranged on the top ends of the water inlets (2).

3. The infrared detector anti-blocking structure for safety precaution alarm according to claim 1, characterized in that: limiting grooves (6) are installed at the lower ends of two sides in the heat dissipation cover (4), and a drying plate (7) is connected to the inside of the heat dissipation cover (4) on one side of each limiting groove (6) in a transverse sliding mode.

4. The infrared detector anti-blocking structure for safety precaution alarm according to claim 1, characterized in that: centre gripping structure (9) are including friction plate (901), mounting bracket (902), centre gripping case (903), threaded rod (904) and centre gripping spring (905), threaded rod (904) all rotate the both ends of connecting in mounting groove (8), and threaded rod (904) one end extends to mounting groove (8) inside and all installs centre gripping case (903), centre gripping spring (905) are evenly installed to the inside one end of centre gripping case (903), and centre gripping spring (905) one end all installs and extends to outside mounting bracket (902) of centre gripping case (903), friction plate (901) are all installed to the one end of mounting bracket (902).

5. The infrared detector anti-blocking structure for safety precaution alarm according to claim 1, characterized in that: guide plate (11) are installed to the inside bottom of C type visual window (12), and guide plate (11) are 25 with the inclination of horizontal direction.

6. The infrared detector anti-blocking structure for safety precaution alarm according to claim 1, characterized in that: the both ends of the inside one side of C type visual window (12) are all vertically seted up spout (20), and the equal sliding connection in inside of spout (20) has slider (19), the one end of slider (19) all welds with movable box (13) one end.

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