CN212118819U

CN212118819U - Control valve with delayed reaction for vehicle-mounted intelligent fire extinguishing device

Info

Publication number: CN212118819U
Application number: CN202020024285.3U
Authority: CN
Inventors: 罗豪; 赵宏涛; 周攀
Original assignee: Aolong Automobile Co ltd
Current assignee: Aolong Automobile Co ltd
Priority date: 2020-01-07
Filing date: 2020-01-07
Publication date: 2020-12-11
Anticipated expiration: 2030-01-07

Abstract

The utility model discloses a control valve with delayed reaction for a vehicle-mounted intelligent fire extinguishing device, which comprises a shell and a control assembly, wherein the control assembly comprises a fixed clapboard, a movable clapboard, a sealing ring, a sliding rod and a limiting spring, the fixed clapboard and the movable clapboard are both arranged in the shell, the fixed baffle plate is fixedly connected with the inner wall of the shell, the movable baffle plate is connected with the inner wall of the shell in a sliding way, the fixed baffle plate and the movable baffle plate divide the interior of the shell into a first cavity, a second cavity and a third cavity in sequence, an air inlet pipe arranged on the shell is communicated with the first cavity, an air outlet pipe arranged on the shell is communicated with the third cavity, one side of the sealing ring is embedded in a sealing groove arranged on the fixed baffle plate, the other side of the sealing ring is abutted against the movable partition plate, a first through hole is formed in the fixed partition plate, a second through hole is formed in the movable partition plate, and the first through hole and the second through hole are both located inside the sealing ring; the problem of among the prior art wrong report alarm back, fire extinguishing agent jar is opened immediately, causes the loss is solved.

Description

Control valve with delayed reaction for vehicle-mounted intelligent fire extinguishing device

Technical Field

The utility model relates to an on-vehicle fire extinguishing technology field, concretely relates to a control valve that is used for on-vehicle intelligent extinguishing device to have delay reaction.

Background

At present, with the continuous health of the national emergency system, various special van vehicles, especially emergency power supply vehicles and auxiliary products thereof play more and more roles in the fields of emergency drainage, emergency lighting, emergency rescue and relief work and the like. However, when the generator set works, the generator set is often in a high-temperature and closed environment, and the generator set carries oil, generates electric energy and the like, and needs a reliable fire extinguishing system to prevent rapid fire extinguishing in emergency. In addition to portable extinguishers, intelligent fire extinguishing devices are often deployed.

Traditional intelligent extinguishing device comprises fire extinguishing agent jar, smoke transducer, temperature sensor, the control unit that puts out a fire, and these devices are all installed inside the carriage, and when the control unit that puts out a fire triggered, the fire extinguishing agent jar was opened, and operating personnel was too late to close the fire extinguishing agent jar after ascertaining the wrong report alarm, so need a control flap who has delay response to control opening of fire extinguishing agent jar, and the operating personnel of being convenient for detects out the wrong report alarm after, in time close the fire extinguishing agent jar.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome above-mentioned technique not enough, provide a control valve with delay reaction for on-vehicle intelligent extinguishing device, solved among the prior art behind the wrong report alarm, the fire extinguishing agent jar is opened immediately, causes the problem of loss.

In order to solve the technical problem, the utility model provides a control valve with delay response for vehicle-mounted intelligent fire extinguishing device, which comprises a shell and a control component, wherein the control component comprises a fixed baffle plate, a movable baffle plate, a sealing ring, a slide bar and a limiting spring, the fixed baffle plate and the movable baffle plate are both arranged in the shell, the fixed baffle plate is fixedly connected with the inner wall of the shell, the movable baffle plate is slidably connected with the inner wall of the shell, the fixed baffle plate and the movable baffle plate divide the interior of the shell into a first cavity, a second cavity and a third cavity in sequence, an air inlet pipe arranged on the shell is communicated with the first cavity, an air outlet pipe arranged on the shell is communicated with the third cavity, one side of the sealing ring is embedded in a sealing groove arranged on the fixed baffle plate, and the other side of the sealing ring is abutted against the movable baffle plate, the sealing ring is characterized in that a first through hole is formed in the fixed partition plate, a second through hole is formed in the movable partition plate, the first through hole and the second through hole are located in the sealing ring, the first cavity and the second cavity are communicated through the first through hole, the second cavity and the third cavity are communicated through the second through hole, one end of the sliding rod is connected with one side, away from the fixed partition plate, of the movable partition plate, the other end of the sliding rod is connected with the shell in a sliding mode, the limiting spring is sleeved on the sliding rod, one end of the limiting spring is connected with the movable partition plate, the other end of the limiting spring is connected with the inner wall of the shell, and the length direction of the sliding rod is the same as the movement direction of the movable partition plate.

The utility model has the advantages that: be different from the condition of prior art, the utility model discloses a set up first through-hole and second through-hole on fixed bolster and movable partition respectively, and first through-hole and second through-hole stagger and arrange, under spacing spring's effect, first cavity and third cavity intercommunication, need apply for overcoming spacing spring for movable partition one, thereby need extrude behind the material of certain pressure in the first cavity, just can circulate, the effect of time delay has been reached, sufficient reaction time is provided for operating personnel and the wrong report is touched, fixed bolster and movable partition simple structure, and convenient for processing.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a schematic diagram of the operation of the embodiment of the present invention.

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 all belong to the protection scope of the present invention.

As shown in fig. 1, the utility model provides a control valve with delay response for on-vehicle intelligent extinguishing device, including shell 100 and control assembly 200, it is specific, shell 100 installs on the discharge gate of fire extinguishing agent pipe, and control assembly 200 installs in shell 100, and when the ejection of compact of fire extinguishing agent jar 300 discharge gate, control assembly 200 has the cushioning effect, prolongs the required time of ejection of compact, carries out more detailed explanation below.

The housing 100 in this embodiment includes a valve body 110 and a valve cover 120, the valve cover 120 is covered on the valve body 110, and the valve cover 120 is connected to the valve body 110 by screws.

The control assembly 200 in this embodiment includes a fixed partition 210, a movable partition 220, a sealing ring 230, a sliding rod 240 and a limiting spring 250, wherein the fixed partition 210 and the movable partition 220 are all disposed in the housing 100, the fixed partition 210 is fixedly connected with the inner wall of the housing 100, the movable partition 220 is slidably connected with the inner wall of the housing 100, the fixed partition 210 and the movable partition 220 sequentially divide the interior of the housing 100 into a first cavity 111, a second cavity 112 and a third cavity 113, an air inlet pipe mounted on the housing 100 is communicated with the first cavity 111, an air outlet pipe mounted on the housing 100 is communicated with the third cavity 113, one side of the sealing ring 230 is embedded in a sealing groove disposed on the fixed partition 210, the other side of the sealing ring 230 abuts against the movable partition 220, a first through hole 211 is disposed on the fixed partition 210, a second through hole 221 is disposed on the movable partition 220, and the first through hole 211 and the second through hole 221 are both disposed in the sealing ring, the first cavity 111 is communicated with the second cavity 112 through a first through hole 211, the second cavity 112 is communicated with the third cavity 113 through a second through hole 221, one end of the sliding rod 240 is connected with one side of the movable partition plate 220 far away from the fixed partition plate 210, the other end of the sliding rod 240 is slidably connected with the shell 100, the limiting spring 250 is sleeved on the sliding rod 240, one end of the limiting spring 250 is connected with the movable partition plate 220, the other end of the limiting spring 250 is connected with the inner wall of the shell 100, and the length direction of the sliding rod 240 is the same as the movement direction of the movable partition plate 220.

Preferably, a sliding block 260 is connected to an outer wall of the movable partition 220, the sliding block 260 is slidably connected to a sliding slot 114 formed in an inner wall of the housing 100, and a length direction of the sliding slot 114 is parallel to a length direction of the sliding rod 240.

More preferably, the number of the sliding blocks 260 is multiple, the sliding blocks 260 are uniformly arranged along the circumferential direction of the movable partition plate 220, the number of the sliding grooves 114 is multiple, and the sliding grooves 114 are in one-to-one correspondence with the sliding blocks 260, so that the movable partition plate 220 is more stable to move.

Preferably, the fixed partition 210 is discoid, and the quantity of first through-hole 211 is the multiunit, and every first through-hole 211 of group all includes a plurality of first through-holes 211, and a plurality of first through-holes 211 of the same group are arranged along the radial of fixed partition 210 in proper order, and multiunit first through-hole 211 is evenly arranged along fixed partition 210 circumference.

Preferably, the movable partition 220 is disc-shaped, the number of the second through holes 221 is multiple groups, each group of the second through holes 221 includes multiple second through holes 221, the multiple second through holes 221 of the same group are sequentially arranged along the radial direction of the movable partition 220, and the multiple groups of the second through holes 221 are uniformly arranged along the circumferential direction of the movable partition 220.

It is understood that the number of the first through holes 211 and the second through holes 221 is not limited, and only the first through holes 211 and the second through holes 221 need to be arranged in a staggered manner.

Preferably, the number of the sliding rods 240 is multiple, the multiple sliding rods 240 are uniformly arranged along the circumferential direction of the movable partition 220, the number of the limiting springs 250 is multiple, and the multiple limiting springs 250 correspond to the multiple sliding rods 240 one by one.

The working process is as follows: as shown in fig. 2, after the smoke sensor 600 and the temperature sensor 700 measure a fire, signals are transmitted to the control module 500, the molding module energizes the audible and visual alarm 800, the audible and visual alarm 800 works to remind a worker of the fire, and simultaneously transmits signals to the fire extinguishing agent tank 300, the fire extinguishing agent tank 300 works, the fire extinguishing agent is led out from the first outlet pipe 310, the first outlet pipe 310 is communicated with the inlet of the valve body 110, the fire extinguishing agent enters the first cavity 111, because the first through hole 211 is blocked by the movable partition 220 under the action of the limiting spring 250, the fire extinguishing agent is accumulated in the first cavity 111, the pressure in the first cavity 111 increases, until the pressure in the first cavity 111 increases to overcome the pressure applied to the movable partition 220 by the limiting spring 250, the movable partition 220 moves in a direction away from the fixed partition 210, and the fire extinguishing agent enters the second cavity 112, and is led into third cavity 113 through second through-hole 221, and the discharge gate of valve body 110 is connected with second discharging pipe 320, and fire extinguishing agent discharges through second discharging pipe 320 and realizes the fire extinguishing function, and this period of time that the pressure increases in first cavity 111 is the delay time, and the worker of being convenient for detects whether is the false alarm, if the false alarm, presses switch 400 of fire extinguishing agent jar 300, closes fire extinguishing agent jar 300.

Be different from prior art's condition, the utility model discloses a set up first through-hole 211 and second through-hole 221 on fixed partition 210 and removal baffle 220 respectively, and first through-hole 211 and second through-hole 221 stagger and arrange, under spacing spring 250's effect,

first cavity

111 and 113 intercommunications of third cavity, need apply for removing baffle 220 one and overcome spacing spring 250's effort, thereby need extrude behind the material of certain pressure in the first cavity 111, just can circulate, the effect of time delay has been reached, sufficient reaction time has been provided for operating personnel and alarm false alarm is touched, fixed partition 210 and removal baffle 220 simple structure, and convenient processing.

It should be noted that the above embodiments belong to the same utility model concept, and the description of each embodiment has its emphasis, and the description of each embodiment is not described in detail, and reference may be made to the description of other embodiments.

The above-mentioned embodiments only express the embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A control valve with delayed reaction for an on-board intelligent fire-extinguishing device, comprising:

a housing;

the control assembly comprises a fixed partition plate, a movable partition plate, a sealing ring, a sliding rod and a limiting spring, wherein the fixed partition plate and the movable partition plate are arranged in the shell, the fixed partition plate is fixedly connected with the inner wall of the shell, the movable partition plate is slidably connected with the inner wall of the shell, the fixed partition plate and the movable partition plate divide the interior of the shell into a first cavity, a second cavity and a third cavity in sequence, an air inlet pipe arranged on the shell is communicated with the first cavity, an air outlet pipe arranged on the shell is communicated with the third cavity, one side of the sealing ring is embedded in a sealing groove arranged on the fixed partition plate, the other side of the sealing ring is abutted against the movable partition plate, a first through hole is formed in the fixed partition plate, a second through hole is formed in the movable partition plate, and the first through hole and the second through hole are both positioned in the sealing ring, the first cavity is communicated with the second cavity through the first through hole, the second cavity is communicated with the third cavity through the second through hole, one end of the sliding rod is connected with one side, far away from the fixed partition plate, of the movable partition plate, the other end of the sliding rod is connected with the shell in a sliding mode, the sliding rod is sleeved with the limiting spring, one end of the limiting spring is connected with the movable partition plate, the other end of the limiting spring is connected with the inner wall of the shell, and the length direction of the sliding rod is the same as the movement direction of the movable partition plate.

2. The control valve with the delayed response for the vehicle-mounted intelligent fire extinguishing device according to claim 1, wherein the housing comprises a valve body and a valve cover, the valve cover is arranged on the valve body, and the valve cover is connected with the valve body through a screw.

3. The control valve with the delayed response for the vehicle-mounted intelligent fire extinguishing device according to claim 1, wherein a sliding block is connected to the outer wall of the movable partition plate, the sliding block is in sliding connection with a sliding groove arranged on the inner wall of the shell, and the length direction of the sliding groove is parallel to the length direction of the sliding rod.

4. The control valve with the delayed response for the vehicle-mounted intelligent fire extinguishing device according to claim 3, wherein the number of the sliding blocks is multiple, the sliding blocks are uniformly distributed along the circumferential direction of the movable partition plate, the number of the sliding grooves is multiple, and the sliding grooves and the sliding blocks are in one-to-one correspondence.

5. The control valve with delayed response for the vehicle-mounted intelligent fire extinguishing apparatus according to claim 1, wherein the fixed partition is in a shape of a disk, the number of the first through holes is multiple, each group of the first through holes comprises multiple first through holes, the multiple first through holes of the same group are sequentially arranged along a radial direction of the fixed partition, and the multiple groups of the first through holes are uniformly arranged along a circumferential direction of the fixed partition.

6. The control valve with delayed response for the vehicle-mounted intelligent fire extinguishing apparatus according to claim 1, wherein the movable partition is disc-shaped, the number of the second through holes is multiple, each group of the second through holes comprises multiple second through holes, the multiple second through holes of the same group are sequentially arranged along the radial direction of the movable partition, and the multiple groups of the second through holes are uniformly arranged along the circumferential direction of the movable partition.

7. The control valve with the delayed response for the vehicle-mounted intelligent fire extinguishing device according to claim 1, wherein the number of the slide rods is multiple, the slide rods are uniformly distributed along the circumferential direction of the movable partition plate, the number of the limiting springs is multiple, and the limiting springs and the slide rods are in one-to-one correspondence.