CN218188537U

CN218188537U - Flame-retardant filter screen

Info

Publication number: CN218188537U
Application number: CN202222375090.5U
Authority: CN
Inventors: 孔繁雷; 李耀松; 汪明海; 赵凡
Original assignee: Hefei New Century Air Conditioning Network Co ltd
Current assignee: Hefei New Century Air Conditioning Network Co ltd
Priority date: 2022-09-07
Filing date: 2022-09-07
Publication date: 2023-01-03
Anticipated expiration: 2032-09-07

Abstract

The utility model relates to an air conditioner filter screen technical field, a fire-retardant filter screen is disclosed, two equal fixed intercommunications in storage tank bottom have the enclosure, the equal fixed intercommunication in bottom of two enclosures has the shower nozzle, two equal fixed intercommunications in enclosure surface one side have the connecting cylinder, the equal fixedly connected with telescopic link of two connecting cylinder inner walls, the equal movable sleeve in surface of two telescopic links is equipped with first spring, the equal fixedly connected with piston of telescopic end of two telescopic links, respectively fixedly connected with pull wire between two pistons, fixed connection has the protective housing in surface center department under the closing cap, the inside fixedly connected with expansion pipe of protective housing, the equal fixedly connected with a plurality of connecting wires in both ends of expansion pipe, the other end of two sets of connecting wires respectively with two pull wire fixed connection, when the air conditioner is inside to break down, when leading to the temperature anomaly to rise, fire extinguishing agent in the storage tank passes the enclosure, spray the inside at the installation frame by the shower nozzle, prevent the inside phenomenon of burning that appears.

Description

Flame-retardant filter screen

Technical Field

The utility model relates to an air conditioner filter screen technical field specifically is a fire-retardant filter screen.

Background

Air conditioners are air conditioners. The air conditioner is equipment for adjusting and controlling parameters such as temperature, humidity and flow rate of ambient air in a building or a structure by manual means, wherein a filter screen is an important component in the air conditioner, and when the air conditioner breaks down, internal parts in the air conditioner cannot dissipate heat, so that the internal temperature is overhigh and even the phenomenon of fire is caused.

The conventional flame-retardant filter screen is generally operated to extinguish a fire automatically after a flame appears, however, electrical parts in an air conditioner are more, and after the flame appears, the parts are extremely easy to damage, and extra economic loss is caused, for example, when a fault occurs in the air conditioner of a motor train and the combustion occurs, the flame can melt a plastic plate, and at the moment, fire extinguishing dry powder in a powder storage cavity can be spilled, so that a certain fire extinguishing effect is achieved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fire-retardant filter screen to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a flame-retardant filter screen, including the installing frame, there is the closing cap installing frame upper surface through bolted connection, the equal fixed through connection in closing cap surface both sides has the holding vessel, the equal fixed intercommunication in two holding vessel bottoms has the closed shell, the equal fixed intercommunication in bottom of two closed shells has the shower nozzle, the equal fixed intercommunication in two closed shell surface one sides has the connecting cylinder, the equal fixedly connected with telescopic link of two connecting cylinder inner walls, the equal movable sleeve in surface of two telescopic links is equipped with first spring, the equal fixedly connected with piston of telescopic end of two telescopic links, respectively fixedly connected with pull wire between two pistons, the fixedly connected with protective housing of closing cap lower surface center department, the inside fixedly connected with expansion pipe of protective housing, the equal fixedly connected with a plurality of connecting wires in both ends of expansion pipe, the other end of two sets of connecting wires respectively with two pull wire fixed connection, the front surface of installing frame is equipped with the aramid fiber filter screen.

Optionally, the expansion pipe is filled with methanol, and two ends of the traction wire respectively penetrate through the outer surface of the protective shell and the outer surface of the closed shell.

Optionally, one end of the first spring is fixedly connected with the piston, and the other end of the first spring is fixedly connected with the inner wall of the connecting cylinder.

Optionally, the storage tank is filled with a fire extinguishing agent, the outer surface of the piston abuts against the inner wall of the sealing shell, and the piston is located right below the storage tank.

Optionally, the both sides department that the front surface of installing frame is located the aramid fiber filter screen all inlays to establish and installs fixed case, and fixed incasement wall activity through connection has the bolt, and the front side fixedly connected with handle of bolt, the surface movable sleeve of bolt are equipped with the second spring.

Optionally, if aramid fiber filter screen assorted mounting groove has been seted up to the installing frame front surface, aramid fiber filter screen's both sides and the inner wall of installing frame all seted up with bolt assorted draw-in groove, the one end and the bolt fixed connection of second spring, the other end of second spring and the inner wall fixed connection of fixed case.

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

1. this fire-retardant filter screen, through the expansion pipe that sets up, when the inside trouble that breaks down of air conditioner, when leading to the temperature anomaly to rise, the fire extinguishing agent in the holding vessel passes the closed shell, is sprayed in the inside of installing the frame by the shower nozzle, prevents that the phenomenon of burning from appearing in the installing the frame inside, avoids causing economic loss.

2. This fire-retardant filter screen through the pulling handle, can accomplish aramid fiber filter screen's fixed, installation dismantlement process convenient and fast, aramid fiber filter screen itself has certain fire resistance to play certain resistance to the high fever.

Drawings

FIG. 1 is a schematic structural view of a fire-retardant filter screen of the present invention;

FIG. 2 is a schematic structural view of a fire-retardant filter screen of the present invention;

FIG. 3 is a schematic structural view of a fire retardant filter screen of the present invention;

fig. 4 is the structure schematic diagram of the utility model relates to a fire-retardant filter screen.

In the figure: 1. installing a frame; 2. a closure cap; 21. a storage tank; 22. a containment vessel; 23. a protective shell; 24. an expansion tube; 25. a connecting wire; 26. a pull wire; 27. a piston; 28. a spray head; 29. a telescopic rod; 210. a first spring; 211. a connecting cylinder; 3. aramid fiber filter screens; 31. a fixed box; 32. a bolt; 33. a grip; 34. a second 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 efforts all belong to the protection scope of the present invention.

Please refer to fig. 1 to 4, the utility model provides a fire-retardant filter screen, including installing frame 1, there is closing cap 2 on the installing frame 1 upper surface through bolted connection, equal fixed through connection in closing cap 2 surface both sides has holding vessel 21, two equal fixed intercommunications in holding vessel 21 bottom have closing shell 22, the equal fixed intercommunication in bottom of two closing shell 22 has shower nozzle 28, two equal fixed intercommunications in closing shell 22 surface one side have connecting cylinder 211, two equal fixedly connected with telescopic links 29 of connecting cylinder 211 inner wall, the equal movable sleeve of surface of two telescopic links 29 is equipped with first spring 210, the equal fixedly connected with piston 27 of the flexible end of two telescopic links 29, respectively fixedly connected with pull wire 26 between two pistons 27, closing cap 2 lower surface center department fixedly connected with protective housing 23, the inside fixedly connected with expansion pipe 24 of protective housing 23, a plurality of connecting wires 25 of the equal fixedly connected with in both ends of expansion pipe 24, the other end of two sets of connecting wires 25 respectively with two pull wire 26 fixed connections, aramid fiber 1's front surface is equipped with filter screen 3.

The expansion pipe 24 is filled with methanol, two ends of the pull wire 26 respectively movably penetrate through the outer surface of the protective shell 23 and the outer surface of the closed shell 22, when a fault occurs inside the air conditioner and the temperature rises abnormally, due to the fact that the thermal expansion coefficient of the methanol in the expansion pipe 24 is large, the methanol expands outwards when the temperature is high, the expansion pipe 24 is unfolded, the expansion pipe 24 loses traction on the connecting wire 25 after being unfolded, the connecting wire 25 loses traction on the pull wire 26, one end of the first spring 210 is fixedly connected with the piston 27, the other end of the first spring 210 is fixedly connected with the inner wall of the connecting cylinder 211, the device pulls the piston 27 through the connecting wire 25 and the pull wire 26 in an unfired state, the piston 27 is located right below the storage tank 21, the piston 27 stretches the telescopic rod 29 and the first spring 210 simultaneously, the storage tank 21 is filled with the fire extinguishing agent, the outer surface of the piston 27 abuts against the inner wall of the closed shell 22, the piston 27 is located right below the storage tank 21, the first spring 210 rebounds to drive the fire extinguishing agent to contract, the piston 27 is removed from the position right below the storage tank 21, the inner wall of the storage tank 22 penetrates through the installation frame 22, and the spray head of the spray nozzle 1 is prevented from being damaged, and the spray nozzle is prevented from being subsequently, and the spray nozzle 1.

The front surface of installing frame 1 is located aramid fiber filter screen 3's both sides department and all inlays to establish and installs fixed case 31, fixed case 31 inner wall activity through connection has bolt 32, the front side fixedly connected with handle 33 of bolt 32, the surface activity cover of bolt 32 is equipped with second spring 34, if aramid fiber filter screen 3 assorted mounting groove has been seted up to installing frame 1 front surface, aramid fiber filter screen 3's both sides and installing frame 1's inner wall all seted up with bolt 32 assorted draw-in groove, the one end and the bolt 32 fixed connection of second spring 34, the other end of second spring 34 and fixed case 31's inner wall fixed connection, the handle 33 of pulling both sides, handle 33 when driving bolt 32 and removing, compress second spring 34, place aramid fiber filter screen 3 in the mounting groove, loosen handle 33 afterwards, thereby second spring 34 loses external force elasticity that resumes, second spring 34 drives in bolt 32 inserts aramid fiber filter screen 3's the draw-in groove, accomplish aramid fiber filter screen 3's fixing.

The working principle is as follows: when the device is used, the handles 33 on two sides are pulled firstly, the handles 33 drive the plug pins 32 to move, the second springs 34 are compressed, the aramid fiber filter screen 3 is placed in the installation groove, then the handles 33 are loosened, the second springs 34 lose external force so as to recover elasticity, the second springs 34 drive the plug pins 32 to be inserted into the clamping grooves of the aramid fiber filter screen 3, the fixing of the aramid fiber filter screen 3 is completed, the device pulls the piston 27 through the connecting line 25 and the pull line 26 in an unfired state, the piston 27 is positioned under the storage tank 21, the piston 27 simultaneously stretches the telescopic rod 29 and the first springs 210, when the air conditioner is internally failed and the temperature is abnormally increased, because the thermal expansion coefficient of methanol in the expansion pipe 24 is large, the piston 27 expands outwards when being subjected to high temperature, the expansion pipe 24 is opened, the expansion pipe 24 loses the traction on the connecting line 25 after being opened, the connecting line 25 loses the traction on the pull line 26, the first springs 210 rebound, the telescopic rod 29 is driven to contract, the piston 27 is enabled to be capable of penetrating through the fire extinguishing agent in the storage tank 21, the installation shell 22, the economical installation frame 1 is prevented from being damaged by the economical spray nozzle, and the economical installation frame 1.

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

1. The utility model provides a fire-retardant filter screen, including installing frame (1), installing frame (1) upper surface has closing cap (2) through bolted connection, a serial communication port, closing cap (2) surface both sides all fixed through connection have holding vessel (21), two equal fixed intercommunication in holding vessel (21) bottom have closing shell (22), the equal fixed intercommunication in bottom of two closing shell (22) has shower nozzle (28), two equal fixed intercommunication in closing shell (22) surface one side have connecting cylinder (211), two equal fixedly connected with telescopic link (29) of connecting cylinder (211) inner wall, the equal movable sleeve of surface of two telescopic link (29) is equipped with first spring (210), the equal fixedly connected with piston (27) of the flexible end of two telescopic link (29), respectively fixedly connected with pull wire (26) between two piston (27), fixedly connected with protective housing (23) is located at closing cap (2) lower surface center, the inside fixedly connected with expansion pipe (24) of protective housing (23), the equal fixedly connected with a plurality of connecting wire (25) in both ends of expansion pipe (24), the other end of two sets of connecting wire (25) respectively with two pull wire (26) fixed connection, installing frame (1) surface is equipped with aramid fiber (3).

2. A fire retardant filter screen according to claim 1 wherein the expansion tube (24) is filled with methanol and the pull wire (26) is provided with two ends that are respectively threaded through the outer surface of the protective shell (23) and the outer surface of the closure shell (22).

3. A fire retardant filter screen according to claim 1 wherein one end of the first spring (210) is fixedly connected to the piston (27) and the other end of the first spring (210) is fixedly connected to the inner wall of the connector barrel (211).

4. A fire retardant filter screen according to claim 1 wherein the interior of the reservoir (21) is filled with fire suppressant and the outer surface of the piston (27) abuts the inner wall of the closure shell (22), the piston (27) being located directly below the reservoir (21).

5. The flame-retardant filter screen according to claim 1, wherein the front surface of the mounting frame (1) is provided with fixing boxes (31) at two sides of the aramid fiber filter screen (3), the inner wall of each fixing box (31) is movably connected with a bolt (32) in a penetrating manner, the front side of each bolt (32) is fixedly connected with a handle (33), and the outer surface of each bolt (32) is movably sleeved with a second spring (34).

6. The flame-retardant filter screen according to claim 5, characterized in that the front surface of the mounting frame (1) is provided with a mounting groove matched with the aramid fiber filter screen (3), the two sides of the aramid fiber filter screen (3) and the inner wall of the mounting frame (1) are provided with clamping grooves matched with the bolts (32), one end of the second spring (34) is fixedly connected with the bolts (32), and the other end of the second spring (34) is fixedly connected with the inner wall of the fixing box (31).