阅读说明：本技术 一种用于人防工程的换气过滤装置 (Ventilation filtering device for civil air defense engineering ) 是由 张明 贾成亮 樊一龙 张黛玉 赵杨 刘肖满 任磊 叶林 郑浩 于利佳 李�杰 于 2021-09-09 设计创作，主要内容包括：本发明涉及人防工程技术领域,且公开了一种用于人防工程的换气过滤装置,包括通风口,通风口的右侧固定连接有出气管,出气管的中间位置处固定安装有检测箱,且出气管的右侧末端固定连接有分散管,分散管的右侧末端均固定连接有安装块,安装块的右侧表面的中间位置处固定连接进气管,且安装块的右侧表面位于进气管的外侧位置处均固定连接有过滤管。通过将安装块安装在人防工程的墙体上,通风口的一侧面向人防工程的内部,常规状态下照明灯直接照射光敏电阻,其电阻值增加,驱动轮断电,同时光学迷宫内部不存在烟雾,红外发射器的射线不存在折射,此时通过通风口、出气管和连接管、过滤管、进气管与外界空气进行交换。(The invention relates to the technical field of civil air defense engineering and discloses a ventilation filtering device for civil air defense engineering, which comprises a ventilation opening, wherein the right side of the ventilation opening is fixedly connected with an air outlet pipe, the middle position of the air outlet pipe is fixedly provided with a detection box, the right side tail end of the air outlet pipe is fixedly connected with a dispersion pipe, the right side tail end of the dispersion pipe is fixedly connected with an installation block, the middle position of the right side surface of the installation block is fixedly connected with an air inlet pipe, and the right side surface of the installation block is positioned at the outer side position of the air inlet pipe and is fixedly connected with a filtering pipe. Through installing the installation piece on the wall body of civil air defense engineering, one side of vent is towards the inside of civil air defense engineering, and light direct irradiation photo resistance under the conventional condition, its resistance value increases, and the drive wheel outage does not have smog in the inside of optics maze simultaneously, and there is not the refraction in infrared emitter's ray, exchanges with outside air through vent, outlet duct and connecting pipe, filter tube, intake pipe this moment.)

1. A ventilation filter device for civil air defense engineering, comprising a ventilation opening (1), characterized in that: the utility model discloses a ventilation air conditioner, including vent (1), the right side fixedly connected with outlet duct (3), the intermediate position department fixed mounting of outlet duct (3) has detection case (2), and the terminal fixedly connected with dispersion pipe (4) in right side of outlet duct (3), the terminal equal fixedly connected with installation piece (5) in right side of dispersion pipe (4), fixed connection intake pipe (7) are located to the intermediate position on the right side surface of installation piece (5), and the right side surface of installation piece (5) is located the equal fixedly connected with filter tube (6) of outside position department of intake pipe (7), the outside fixed surface of intake pipe (7) is connected with connecting pipe (9).

2. A ventilation filter device for civil air defense engineering according to claim 1, characterized in that: the inside fixed mounting of detection case (2) has test tube (12), inspection hole (21) have all been seted up to the upper surface outside of test tube (12), and the inside intermediate position department fixed mounting of test tube (12) has optics maze (14).

3. A ventilation filter device for civil air-defense engineering according to claim 2, characterized in that: the inside outside position department fixed mounting that is located optics maze (14) of detecting tube (12) has installation sleeve (13), and the inside lower extreme fixed embedding that is located optics maze (14) of detecting tube (12) installs mounting base (10), infrared emitter (11) are all installed in the equal embedding of inside both sides of mounting base (10).

4. A ventilation filter device for civil air-defense engineering according to claim 2, characterized in that: the inside left and right sides that is located optics maze (14) upper end of detection tube (12) is located the department and has all seted up transparent visual chamber (23), the inside inboard position department fixed mounting that is located transparent visual chamber (23) of detection tube (12) has photo resistance (22), and the outside position department that the inside of detection tube (12) is located transparent visual chamber (23) all fixed mounting have light (20).

5. A ventilation filter device for civil air defense engineering according to claim 1, characterized in that: the utility model discloses a mounting block, including mounting block (5), the inside intermediate position department fixed mounting of mounting block (5) has mounting panel (8), the inside upper end fixed mounting of mounting panel (8) has drive wheel (15), and the front surface intermediate position department sliding connection of mounting panel (8) has intermittent type ejector pad (17).

6. A ventilation filter device for civil air defense engineering according to claim 5, characterized in that: the outer side of the front surface of the driving wheel (15) is fixedly connected with a connecting convex column (16), the surface of the intermittent push block (17) is provided with a limit groove, and the connecting convex column (16) is connected inside the limit groove in a sliding mode.

7. A ventilation filter device for civil air defense engineering according to claim 5, characterized in that: and sealing plates (19) are fixedly connected to two sides of the lower surface of the mounting plate (8), and adjusting pistons (18) are fixedly connected to the lower surfaces of the connecting convex columns (16).

8. A ventilation filter device for civil air defense engineering as claimed in claim 7, wherein: the lower end of the left side surface of the sealing plate (19) is embedded with a sealing clamping block (24), and the sealing piston (25) is slidably connected to the position, located on the right side of the sealing clamping block (24), in the sealing plate (19).

Technical Field

The invention relates to the technical field of civil air defense engineering, in particular to a ventilation filtering device for civil air defense engineering.

Background

The civil air defense engineering refers to underground protective buildings which are independently built for guaranteeing shelter of war personnel and materials, civil air defense commanding and medical aid, basements which are built by combining ground buildings and can be used for air defense in war, the underground protective buildings are divided into command communication and personnel shelter according to the application of war, and the underground protective buildings can be divided into shopping malls, amusement parks and the like according to the application of usual time.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a ventilation filtering device for civil air defense engineering, which has the advantages of increasing the circulation effect of air when a fire disaster or other special conditions occur, maintaining the air health in the civil air defense engineering, sending out an alarm signal by detecting the increase of smoke when the fire disaster or other special conditions occur, reducing potential safety hazards and the like, and solves the problem that the normal circulation of the air can not be maintained in different environments.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a filter equipment takes a breath for civil air defense engineering, including the vent, the right side fixedly connected with outlet duct of vent, the intermediate position department fixed mounting of outlet duct has the detection case, and the terminal fixedly connected with dispersion pipe in right side of outlet duct, the equal fixedly connected with installation piece in right side end of dispersion pipe, the intermediate position department fixed connection intake pipe on the right side surface of installation piece, and the right side surface of installation piece is located the equal fixedly connected with filter tube in outside position department of intake pipe, the outside fixed surface of intake pipe is connected with the connecting pipe, the connecting pipe runs through the mounting panel and is connected with the outlet duct, maintain the circulation of air under conventional state.

Preferably, the inside fixed mounting of detection case has the test tube, and the upper surface outside of test tube has all seted up the inspection hole, and the inside intermediate position department fixed mounting of test tube has the optics maze, and inside the inside gas of civil air defense engineering got into the test tube via the outlet duct, inside rethread monitoring hole got into the optics maze.

Preferably, the inside of the detecting tube is located at the outer side position of the optical labyrinth and is fixedly provided with the mounting sleeve, the inside of the detecting tube is located at the lower end of the optical labyrinth and is fixedly embedded with the mounting base, the two sides of the inside of the mounting base are embedded with the infrared emitters, and the infrared emitters are obliquely arranged in the mounting base.

Preferably, the inside left and right sides that is located the optics maze upper end of detection tube is located the department and has all seted up transparent visual chamber, the inside position department fixed mounting that is located transparent visual chamber of detection tube has a photo resistance, and the inside of detection tube is located the equal fixed mounting in outside position department of transparent visual chamber and has the light, photo resistance's resistance value increases along with the increase of illumination intensity, and photo resistance's resistance value weakens along with the weakening of illumination intensity, photo resistance is connected with the input of drive wheel through the wire.

Preferably, the mounting plate is fixedly mounted at the middle position inside the mounting block, the driving wheel is fixedly mounted at the upper end inside the mounting plate, the intermittent pushing block is connected to the middle position of the front surface of the mounting plate in a sliding mode, the connecting sliding block is fixedly connected to the rear surface of the intermittent pushing block, the sliding groove is formed in the surface of the mounting plate, and the connecting sliding block is connected to the inside of the sliding groove in a sliding mode.

Preferably, the connecting convex column is fixedly connected to the outer side of the front surface of the driving wheel, the limiting groove is formed in the surface of the intermittent pushing block, the connecting convex column is connected to the inner portion of the limiting groove in a sliding mode, the connecting convex column is a component made of stainless steel, and the connecting convex column drives the intermittent pushing block to slide longitudinally and intermittently when the driving wheel rotates.

Preferably, the equal fixedly connected with closing plate in lower surface both sides of mounting panel, the lower fixed surface who connects the projection is connected with adjusting piston, and adjusting piston's both sides all closely laminate with the closing plate.

Preferably, the lower extreme of the left side surface of closing plate all imbeds and installs sealed fixture block, and the inside right side position department that is located sealed fixture block of closing plate all sliding connection have a sealing piston, the equal fixedly connected with reset spring in sealing piston's right side, and reset spring promotes sealing piston and seals the fixture block and laminate mutually under the conventional condition.

(III) advantageous effects

Compared with the prior art, the invention provides a ventilation filtering device for civil air defense engineering, which has the following beneficial effects:

1. this a filter equipment takes a breath for civil air defense engineering, through installing the installation piece on the wall body of civil air defense engineering, one side of vent is towards the inside of civil air defense engineering, light direct irradiation photo resistance under the conventional condition, its resistance value increases, the drive wheel outage, there is not smog in the optics maze inside simultaneously, there is not the refraction in infrared emitter's ray, this moment through the vent, outlet duct and connecting pipe, the filter tube, the intake pipe exchanges with the outside air, can send alarm signal through the increase that detects smog when conflagration or other special cases take place, reduce the potential safety hazard.

2. The ventilation filter device for the civil air defense engineering prevents the lighting lamp from directly irradiating the photoresistor when smoke enters the inside of the ventilation opening under fire or other special conditions, the resistance value of the photoresistor is weakened, the external power supply supplies power to the driving wheel at the moment, the smoke enters the infrared emitter in the optical maze and generates refraction to warn workers, when the driving wheel rotates, the connecting convex column is connected inside the limiting groove in a sliding manner, when the driving wheel rotates, the connecting convex column drives the intermittent push block to longitudinally and intermittently slide, and then the adjusting piston is driven to intermittently and longitudinally move, when the adjusting piston moves from bottom to top, the sealing piston compression reset spring on the left side is opened, gas inside the civil air defense engineering enters the inner side of the sealing plate, when the adjusting piston moves from top to bottom, the sealing piston compression reset spring on the right side is opened, and air on the inner side of the sealing plate is exhausted by the air inlet pipe and the filter pipe, the air circulation is increased, the air circulation effect can be increased when a fire disaster or other special conditions happen, and the air health in the civil air defense engineering is maintained.

Drawings

FIG. 1 is a front view of the structure of the present invention;

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

FIG. 3 is a schematic view of the internal structure of the detection box of the present invention;

FIG. 4 is a schematic view of the internal structure of the mounting block of the present invention;

FIG. 5 is an enlarged view of A of FIG. 3 according to the present invention;

FIG. 6 is an enlarged view of B of FIG. 4 according to the present invention.

Wherein: 1. a vent; 2. a detection box; 3. an air outlet pipe; 4. a dispersion pipe; 5. mounting blocks; 6. a filter tube; 7. an air inlet pipe; 8. mounting a plate; 9. a connecting pipe; 10. mounting a base; 11. an infrared emitter; 12. a detection tube; 13. installing a sleeve; 14. an optical maze; 15. a drive wheel; 16. connecting the convex columns; 17. intermittent push blocks; 18. an adjusting piston; 19. a sealing plate; 20. an illuminating lamp; 21. a detection hole; 22. a photoresistor; 23. a transparent visual cavity; 24. sealing the clamping block; 25. the piston is sealed.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Please refer to fig. 1-6, a filter equipment takes a breath for civil air defense engineering, including vent 1, the right side fixedly connected with outlet duct 3 of vent 1, the intermediate position department fixed mounting of outlet duct 3 has detection case 2, and the terminal fixedly connected with dispersion pipe 4 in right side of outlet duct 3, the equal fixedly connected with installation piece 5 in right side end of dispersion pipe 4, the intermediate position department fixed connection intake pipe 7 on the right side surface of installation piece 5, and the right side surface of installation piece 5 is located the equal fixedly connected with filter tube 6 in the outside position department of intake pipe 7, the outside surface fixedly connected with connecting pipe 9 of intake pipe 7.

The detection box 2 is internally and fixedly provided with a detection tube 12, the outer side of the upper surface of the detection tube 12 is provided with a detection hole 21, the middle position inside the detection tube 12 is fixedly provided with an optical labyrinth 14, the outer side position inside the detection tube 12 positioned on the optical labyrinth 14 is fixedly provided with a mounting sleeve 13, the lower end inside the detection tube 12 positioned on the optical labyrinth 14 is fixedly embedded with a mounting base 10, the two sides inside the mounting base 10 are embedded with infrared emitters 11, the left side and the right side position inside the detection tube 12 positioned on the upper end of the optical labyrinth 14 are provided with transparent visual cavities 23, the inner side position inside the detection tube 12 positioned on the transparent visual cavities 23 is fixedly provided with a photoresistor 22, the outer side position inside the detection tube 12 positioned on the transparent visual cavities 23 is fixedly provided with an illuminating lamp 20, and the middle position inside the mounting block 5 is fixedly provided with a mounting plate 8, mounting panel 8's inside upper end fixed mounting has drive wheel 15, and mounting panel 8's front surface intermediate position department sliding connection has intermittent type ejector pad 17, drive wheel 15's front surface outside fixedly connected with connects projection 16, the spacing groove has been seted up on intermittent type ejector pad 17's surface, connect 16 sliding connection of projection in the spacing inslot portion, mounting panel 8's the equal fixedly connected with closing plate 19 in lower surface both sides, connect projection 16's lower fixed surface and be connected with adjusting piston 18, sealing block 24 is installed in the equal embedding of the left side surface lower extreme of closing plate 19, and the inside right side position department equal sliding connection who is located sealing block 24 of closing plate 19 has sealing piston 25.

When using, install installation piece 5 on the wall body of civil air defense engineering, the inside of vent 1's one side towards civil air defense engineering, and light 20 direct irradiation photo resistance 22 under the conventional condition, its resistance value increases, and drive wheel 15 cuts off the power supply, and there is not smog in optics maze 14 inside simultaneously, and there is not the refraction in infrared emitter 11's ray, exchanges with the outside air through vent 1, outlet duct 3 and connecting pipe 9, filter tube 6, intake pipe 7 this moment.

When smoke enters the ventilation opening 1 under fire or other special conditions, the blocking illuminating lamp 20 directly irradiates the photosensitive resistor 22, the resistance value of the photosensitive resistor 22 is weakened, the external power supply supplies power to the driving wheel 15 at the moment, the light of the smoke entering the infrared emitter 11 in the optical maze 14 is refracted to warn workers, when the driving wheel 15 rotates, the connecting convex column 16 is connected inside the limiting groove in a sliding manner, when the driving wheel 15 rotates, the connecting convex column 16 drives the intermittent push block 17 to longitudinally and intermittently slide, and then drives the adjusting piston 18 to intermittently and longitudinally move, when the adjusting piston 18 moves from bottom to top, the sealing piston 25 on the left side compresses the reset spring to be opened, gas inside the civil air defense project enters the inner side of the sealing plate 19, when the adjusting piston 18 moves from top to bottom, the sealing piston 25 on the right side compresses the reset spring to be opened, and air on the inner side of the sealing plate 19 is exhausted from the air inlet pipe 7 and the filter pipe 6, increasing the air circulation.

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.