CN213778025U - Take ventilation equipment in laboratory of fire prevention valve - Google Patents

Abstract

The utility model discloses a take laboratory ventilation equipment of fire prevention valve relates to the ventilation equipment field, the power distribution box comprises a box body, the top of box is provided with the fixed column, the bottom of box is provided with the chassis that extends to the box inside, the inside that the top on chassis is located the box is provided with the fire prevention valve, the inner wall of box is provided with the jar that goes out fire, the inside that the top of fire prevention valve is located the box is provided with the support. The utility model discloses a set up the fire prevention valve, the jar of extinguishing fire, the chassis with spray the hole, produce the conflagration in the laboratory, when temperature sensor detects the inside temperature of laboratory and is higher than the default, turn into the signal of telecommunication this moment, and transmit for the singlechip, control fire prevention valve self-closing when the singlechip accepts the signal of telecommunication, make the inside air current of laboratory seal, lose oxygen, drive the lead wire when the switch self-closing of fire prevention valve and remove, the switch bolt of jar of extinguishing fire is extracted to the lead wire, the jar of extinguishing fire passes through the interior pressure blowout dry ice powder of jar.

Description

Take ventilation equipment in laboratory of fire prevention valve

Technical Field

The utility model relates to a ventilation equipment field specifically is a take ventilation equipment for laboratory of fire prevention valve.

Background

Ventilation, also known as ventilation, is the process of feeding sufficient fresh air into the indoor space by mechanical or natural means, and simultaneously discharging the dirty air which is not in accordance with the sanitary requirements in the room, so that the indoor air meets the sanitary requirements and the requirements of the production process.

To ventilation equipment's fire prevention facility's among the current product not attach attention to, cause the conflagration to produce the back easily and can't extinguish fast, secondly current product is at the laboratory internally mounted, and the poison gas and the waste gas that the laboratory produced through experimental operation can only discharge in the air of external world, cause the pollution to the external air, and it is internal to inhale carelessly simultaneously, causes poisoning or death easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems of lack of fire prevention measures and waste gas toxic gas emission treatment of ventilation equipment in the prior art, the ventilation equipment with the fire damper for the laboratory is provided.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a take ventilation equipment for laboratory of fire prevention valve, includes the box, the top of box is provided with the fixed column, the bottom of box is provided with the chassis that extends to the box inside, the inside that the top on chassis is located the box is provided with the fire prevention valve, the inner wall of box is provided with the fire extinguishing jar, the inside that the top of fire prevention valve is located the box is provided with the support, the internally mounted that the top of support is located the box has the air pump, the output of air pump is provided with the connecting pipe that extends to the box outside, one side of box is provided with the wall, the end of connecting pipe extends to the outside of wall, the end that the outside of wall is located the connecting pipe is provided with out bellows, the outside cover that the inside that goes out bellows is located the wall is equipped with the filter screen, the end that the inside that the connecting pipe is located of filter screen is provided with the rose box.

Preferably, the inside cover that the filter cartridge outer wall is located the filter screen is equipped with the filtration lid, it passes through threaded connection with the filter cartridge to filter the lid, the inside of filter cartridge is provided with the active carbon adsorption layer.

Preferably, the switch bolt of fire extinguishing jar passes through the pin connection with the switch of fire prevention valve, go out the outside of bellows and seted up the ventilation groove that extends to a bellows inboard, and box inside is provided with temperature sensor and singlechip.

Preferably, the bottom end of the chassis is provided with a ventilation fan blade extending into the chassis, and the bottom end of the chassis is provided with a spraying hole extending into the chassis.

Preferably, a ventilation pipe is arranged at the top end of the support in the box body, and one end of the ventilation pipe is connected with the input end of the air pump.

Preferably, the air outlet box is fixedly connected with the outer wall of the wall through a bolt, and the air pump is fixed to the top end of the inner wall of the box body through a bolt.

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

1. the utility model discloses a set up fire prevention valve, the jar of putting out a fire, chassis and spraying hole, when producing the conflagration in the laboratory, when temperature sensor detects the inside temperature of laboratory and is higher than the default, turn into the signal of telecommunication this moment, and transmit to the singlechip, the singlechip controls fire prevention valve self-closing when receiving the signal of telecommunication, make the inside air current of laboratory seal, lose oxygen, the switch self-closing of fire prevention valve drives the lead wire and removes, the lead wire pulls out the switch bolt of jar of putting out a fire, the jar of putting out a fire sprays dry ice powder through the pressure in the jar, dry ice powder sprays dry ice powder through the spraying hole of chassis bottom, reach fire-retardant effect;

2. the utility model discloses a set up air pump, the connecting pipe, filter cartridge and play bellows, through the air in the air pump extraction laboratory, the air passes through the connecting pipe that the output of air pump is connected, in the air passes through the connecting pipe and gets into the filter cartridge, the air adsorbs filtration with poison gas and waste gas through the inside active carbon adsorption layer of filter cartridge, gas after will filtering passes through the filter screen and discharges during the outside air through the air-out case, make poison gas and waste gas can not get into the outside air, reach the effect of environmental protection then.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a schematic structural view of the fire extinguishing valve of the present invention;

fig. 3 is the structure schematic diagram of the air outlet box of the utility model.

In the figure: 1. a box body; 2. fixing a column; 3. a chassis; 4. a fire damper; 5. a fire extinguishing tank; 6. a support; 7. an air pump; 8. a connecting pipe; 9. a wall surface; 10. an air outlet box; 11. filtering with a screen; 12. and a filter box.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "disposed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention according to its overall structure.

The air pump (YB-307) mentioned in the utility model can be ordered in the market or private.

Please refer to fig. 1-3, a ventilation equipment for laboratory with fire damper, including box 1, the top of box 1 is provided with fixed column 2, the bottom of box 1 is provided with chassis 3 that extends to the inside of box 1, the inside that the top of chassis 3 is located box 1 is provided with fire damper 4, the inner wall of box 1 is provided with fire extinguishing tank 5, the inside that the top of fire damper 4 is located box 1 is provided with support 6, the internally mounted that the top of support 6 is located box 1 has air pump 7, the output of air pump 7 is provided with connecting pipe 8 that extends to the box 1 outside, one side of box 1 is provided with wall 9, the end of connecting pipe 8 extends to the outside of wall 9, the end that the outside of wall 9 is located connecting pipe 8 is provided with out bellows 10, the outside that the inside that goes out bellows 10 is located wall 9 is equipped with filter screen 11, the end that the inside that is located connecting pipe 8 of filter screen 11 is provided with filter box 12.

Please refer to fig. 1 and fig. 3, a filter cover is sleeved on the outer wall of the filter box 12 inside the filter screen 11, the filter cover is connected with the filter box 12 through a screw thread, an activated carbon adsorption layer is arranged inside the filter box 12, toxic gas is adsorbed and filtered through the activated carbon adsorption layer, and the activated carbon adsorption layer can be replaced.

Please refer to fig. 1 and 3, the switch bolt of the fire extinguishing tank 5 is connected with the switch of the fire damper 4 through a lead, the outer side of the air outlet box 10 is provided with a ventilation slot extending to the inner side of the air outlet box 10, the box body 1 is internally provided with a temperature sensor and a single chip microcomputer, when the temperature sensor detects that the temperature inside the laboratory is higher than a preset value, the temperature sensor converts the signal into an electric signal and transmits the electric signal to the single chip microcomputer, and the single chip microcomputer controls the fire damper to automatically close when receiving the electric signal.

Please refer to fig. 1, the bottom end of the chassis 3 is provided with a ventilating fan blade extending to the inside of the chassis 3, the bottom end of the chassis 3 is provided with a spraying hole extending to the inside of the chassis 3, and the spraying hole is used for spraying dry ice powder.

Please refer to fig. 1, the top of the bracket 6 is located inside the box 1 and is provided with a ventilation pipe, one end of the ventilation pipe is connected with the input end of the air pump 7, and the ventilation pipe is connected with the air pump 7 to pump the indoor waste gas.

Please refer to fig. 1 and 3, the air outlet box 10 is fixedly connected to the outer wall of the wall 9 by bolts, and the air pump 7 is fixed to the top end of the inner wall of the box 1 by bolts, so as to fix the air outlet box 10 to the wall.

The working principle is as follows: when the device is used, firstly, an external power supply of the equipment is manually connected, an air pump 7 is started to supply air to the fire damper 4 and the support 6 through the ventilating fan blade at the bottom end of the chassis 3, the air flow enters the ventilating pipe through the fire damper 4 and the support 6, the air pump 7 pumps the air flow into the connecting pipe 8, the air flow is discharged through an air outlet box 10 connected with one end of the connecting pipe 8, when a fire hazard occurs in a laboratory, a temperature sensor detects that the temperature in the laboratory is higher than a preset value, the signal at the moment is converted into an electric signal and is transmitted to a single chip microcomputer, the single chip microcomputer controls the fire damper 4 to be automatically closed when receiving the electric signal, the air flow in the laboratory is closed, oxygen is lost, a switch of the fire damper 4 is automatically closed and simultaneously drives a lead to move, the lead pulls out a switch bolt of the fire extinguishing tank 5, the fire extinguishing tank 5 sprays dry ice powder through the pressure in the tank, and the dry ice powder passes through a spraying hole at the bottom end of the chassis 3, spraying dry ice powder to achieve the flame-retardant effect; when ventilation equipment uses, poison gas and waste gas because the experiment produced in the laboratory, through the air in 7 extraction laboratories of air pump, the air passes through connecting pipe 8 that the output of air pump 7 is connected, the air passes through in connecting pipe 8 gets into filter cartridge 12, the air adsorbs filtration with poison gas and waste gas through the inside active carbon adsorption layer of filter cartridge 12, gas after will filtering passes through filter screen 11 and discharges in the outside air through going out bellows 10, make poison gas and waste gas can not get into in the outside air, then reach the effect of environmental protection.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a take fire prevention valve's laboratory ventilation equipment, includes box (1), its characterized in that: the fire extinguishing box is characterized in that a fixing column (2) is arranged at the top end of the box body (1), a chassis (3) extending into the box body (1) is arranged at the bottom end of the box body (1), a fire valve (4) is arranged at the top end of the chassis (3) and positioned inside the box body (1), a fire extinguishing tank (5) is arranged on the inner wall of the box body (1), a support (6) is arranged at the top end of the fire valve (4) and positioned inside the box body (1), an air pump (7) is installed at the top end of the support (6) and positioned inside the box body (1), a connecting pipe (8) extending to the outer side of the box body (1) is arranged at the output end of the air pump (7), a wall surface (9) is arranged on one side of the box body (1), the tail end of the connecting pipe (8) extends to the outer side of the wall surface (9), and an air outlet box (10) is arranged at the tail end of the connecting pipe (8) and positioned outside the wall surface (9), go out the outside cover that the inside of bellows (10) is located wall (9) and be equipped with filter screen (11), the end that the inside of filter screen (11) is located connecting pipe (8) is provided with filter cartridge (12).

2. The laboratory ventilation equipment with the fire damper as claimed in claim 1, wherein: the inside cover that filter cartridge (12) outer wall is located filter screen (11) is equipped with the filtration lid, it passes through threaded connection with filter cartridge (12) to filter the lid, the inside of filter cartridge (12) is provided with the active carbon adsorption layer.

3. The laboratory ventilation equipment with the fire damper as claimed in claim 1, wherein: the switch bolt of jar of putting out a fire (5) passes through pin connection with the switch of fire prevention valve (4), the ventilation groove that extends to play bellows (10) inboard is seted up in the outside of going out bellows (10), box (1) inside is provided with temperature sensor and singlechip.

4. The laboratory ventilation equipment with the fire damper as claimed in claim 1, wherein: the bottom end of the chassis (3) is provided with a ventilation fan blade extending to the inside of the chassis (3), and the bottom end of the chassis (3) is provided with a spraying hole extending to the inside of the chassis (3).

5. The laboratory ventilation equipment with the fire damper as claimed in claim 1, wherein: the top end of the support (6) is positioned in the box body (1) and is provided with a ventilation pipe, and one end of the ventilation pipe is connected with the input end of the air pump (7).

6. The laboratory ventilation equipment with the fire damper as claimed in claim 1, wherein: go out air bellow (10) through the outer wall fixed connection of bolt and wall (9), air pump (7) are fixed in the top of box (1) inner wall through the bolt.

Images