CN214999620U - Reset type electric explosion component of electric explosion valve - Google Patents

Abstract

The utility model discloses a formula that resets electricity of electricity explosion valve explodes part, including the electricity end of exploding and the electricity subassembly that explodes that resets, the electricity is exploded the end inside and is equipped with blasting bayonet socket, guiding hole, pressure release hole and the pressure trepanning that resets from extroversion-in order, and the structure of the electricity subassembly that explodes that resets is: the structure comprises an electric explosion head, a guide sleeve, a spring, a film puncturing cutter, a film pressing sleeve, a valve film and a side wall long hole, when the guide sleeve moves to a reset pressure relief hole position after the electric explosion head is ignited and detonated, the pressure at two ends of the guide sleeve can realize intercommunication balance, the guide sleeve can automatically return to reset under the action of the spring, so that the fire extinguishing agent in the fire extinguishing bottle can be sprayed out and released in a full-section manner, and the problems in the prior art are solved.

Description

Reset type electric explosion component of electric explosion valve

Technical Field

The utility model relates to a battery box fire suppression device that electric automobile was equipped with especially relates to the electric explosion valve among the battery box fire suppression device.

Background

The electric explosion valve is widely applied to a gas-liquid system, is mainly used as an isolation valve to realize starting control or medium isolation of the gas-liquid system, and is required to be equipped with a battery box fire suppression device on an electric automobile, at present, the electric explosion valve used in the battery box fire suppression device is shown in figure 1, and comprises a valve body 1, a one-way inflation valve 2, a pressure release valve 3, a pressure gauge 4, a fire extinguishing agent injection head 5 and a reset electric explosion component 6, a container connecting end 11, an electric explosion end 12, an inflation pressurizing end 13 and a release end 14 are arranged on the valve body 1, the one-way inflation valve 2 and the pressure gauge 4 are arranged at the inflation pressurizing end 13 of the valve body 1, the reset electric explosion component 6 is arranged at the electric explosion end 12, the container connecting end 11 is hermetically connected with a fire extinguishing bottle, and the electric explosion valve with the structure has the following problems in the actual use process:

in the process of breaking the valve membrane 65, the reset electric explosion assembly 6 presses the spring 62 between the guide sleeve 61 and the membrane pressure sleeve 64 under the action of the instantaneous air pressure after the electric explosion head 60 is ignited and detonated by the guide sleeve 61 provided with the membrane puncturing knife 63, the guide sleeve 61 cannot return to reset due to the fact that the spring 62 is in a pressing state at the moment, although the side wall long hole 66 is formed in the membrane puncturing knife 63, the fire extinguishing agent can only enter from a small gap of the extruded spring 62, and therefore the fire extinguishing agent releasing amount is subjected to large resistance, large flow release in the whole section cannot be achieved, and the fire extinguishing efficiency is directly influenced.

In order to solve the defects in the prior art, the applicant filed a low-damping full-section release electric explosion valve on the same day, which can ideally overcome the defects in the prior art, wherein a reset type electric explosion component is a key component, and in order to protect the innovative component more effectively, a guide sleeve can return to reset after an electric explosion head is ignited and detonated, so that a fire extinguishing agent can be sprayed and released in a full-section manner, and the problems in the prior art are overcome.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric explosion valve's formula that resets electricity explodes part to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an electric explosion valve's formula that resets electricity explodes part, includes that the electricity explodes the end and the subassembly that explodes that resets, the electricity explodes the end inside from outside-in order and is equipped with blasting bayonet socket, guiding hole, the pressure release hole that resets and presses the trepanning, and the structure that the subassembly that explodes that resets is: including the electric explosion head, the uide bushing, a spring, thorn membrane sword, the membrane is pressed the cover, valve diaphragm and lateral wall slot hole, the fixed blasting bayonet of locating of electric explosion head, the uide bushing is mobilizable locate in the uide bushing and place the electric explosion head inboardly, the spring sets up on the uide bushing, and place in the pressure release hole that resets, thorn membrane sword is fixed to be located on the uide bushing, be equipped with the lateral wall slot hole on thorn membrane sword, the valve diaphragm seals to be set up and is sheathe in at the membrane pressure, the membrane is pressed the cover to be established and is pressed the ways downtheholely, make the sword point of a knife of thorn membrane sword correspond to the direction of valve diaphragm, the spring is located between membrane pressure cover and the uide bushing.

Further, sealing rings are arranged between the guide sleeve and the guide hole and at the connection positions of the electric blasting head and the blasting bayonet.

Furthermore, an O-shaped sealing ring is arranged at the joint of the electric blasting head and the blasting bayonet, and the O-shaped sealing ring is attached to the inner wall of the blasting bayonet; and the guide sleeve and the guide hole are sealed and fixed through a sealing ring.

Furthermore, one end of the spring is clamped on one side of the membrane pressing sleeve corresponding to the valve membrane, and the other end of the spring is sleeved on the guide sleeve.

Furthermore, the tool tip of the membrane puncturing tool is in the shape of an inclined plane tube tool tip.

Furthermore, the membrane puncturing knife is a conical head multi-knife, the conical head multi-knife comprises a conical head knife body and conical surface blades, and the conical surface blades are distributed at intervals along the circumferential direction of the conical head knife body.

Compared with the prior art, the beneficial effects of the utility model are that: set up the pressure release hole that resets at electric explosion end inboard, in the twinkling of an eye after the electric explosion head is lighted and is detonated, when the uide bushing is put the propelling movement to membrane pressure sleeve by huge pressure, when the uide bushing slides and gets into the pressure release hole that resets, the pressure release hole that resets communicates with each other with the explosion intracavity of uide bushing right-hand member, the communicating isobaric between the two, at this moment, high-pressure gas in the fire extinguishing bottle promotes the uide bushing and moves right the reset, the spring resumes to extend, lateral wall slot hole that the area pressure fire extinguishing agent liquid set up on the fire extinguishing bottle passes through the thorn membrane sword like this and the clearance release of the electric explosion valve spring that increases after resetting, the pressure of instantaneous blasting in the cavity has been balanced in this setting of pressure release hole that resets, the clearance of spring has been increased simultaneously, the release flow of fire extinguishing agent liquid has been increased, great solution has been not enough, the fire extinguishing efficiency of fire extinguishing agent has been improved.

Drawings

FIG. 1 is a schematic diagram of a prior art structure;

FIG. 2 is a schematic perspective view of an electric explosion valve;

FIG. 3 is a schematic perspective view of the other side of the electric explosion valve;

FIG. 4 is a schematic structural diagram of one side of an electric explosion end of the electric explosion valve;

FIG. 5 is a cross-sectional view A-A of FIG. 4;

FIG. 6 is a cross-sectional view B-B of FIG. 4;

FIG. 7 is a schematic structural view of a valve body;

FIG. 8 is a schematic side view of the structure of FIG. 4;

FIG. 9 is a cross-sectional view C-C of FIG. 8;

FIG. 10 is a cross-sectional view D-D of FIG. 9;

fig. 11 is a schematic structural view of the present invention;

FIG. 12 is a schematic structural view of an electrical explosion end;

FIG. 13 is a schematic view of a structure of the knife;

FIG. 14 is a right side view of FIG. 13;

in the figure: 1-a valve body; 2-one-way inflation valve; 3, a pressure relief valve; 4-a pressure gauge; 5-fire extinguishing agent spraying head; 6-resetting the electric explosion component; 7-a pressure sensor; 11-container connection end; 12-electric explosion end; 13-inflation pressurization end; 14-a release end; 15-pressure gauge connection end; 16-sensor connection end; 17-the injection end; 21-an inflatable valve seat; 22-an inflation opening pressure spring; 23-an inflatable core; 24-an inflation port cover; 25-inflating sealing rings; 31-a pressure relief valve sleeve; 32-relief valve gasket; 33-pressure relief valve diaphragm; a 51-tetrafluoro gasket; 52-a pipe joint; 61-a guide sleeve; 62-a spring; 63-a membrane pricking knife; 64-film pressing and sleeving; 65-a valve membrane; 66-side wall slot; 101-blasting bayonet; 102-a pilot hole; 103-reset pressure relief hole; 104-pressing a sleeve hole; 105-watch connection holes; 106-relief valve aperture; 107-valve body through hole; 108-inflation valve hole; 109-liquid outlet holes; 110-sensor connection hole; 111-fire suppressant through holes; 631-a cone head cutter body; 632-tapered blade.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments, of the present invention. 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.

As shown in fig. 2-10, the low damping full-section releasing electric explosion valve of the present invention comprises a valve body 1, a one-way charging valve 2, a pressure release valve 3, a pressure gauge 4, a fire extinguishing agent injector head 5, a resetting electric explosion component 6 and a pressure sensor 7, wherein the valve body 1 comprises a container connecting end 11, an electric explosion end 12, an inflation pressurization end 13, a release end 14, a pressure gauge connecting end 15, a sensor connecting end 16 and an injection end 17, the electric explosion end 12 and the release end 14 are symmetrically arranged above the container connecting end 11, the pressure gauge connecting end 15 and the sensor connecting end 16 are arranged on one side of the release end 14, the inflation pressurization end 13 and the injection end 17 are respectively arranged on two sides of the valve body 1, a gauge connecting hole 105 is arranged in the pressure gauge connecting end 15 of the valve body 1, a pressure release end 106 is arranged inside the release end 14, a valve body through hole 107 is arranged between the pressure sleeve hole 104 and the pressure release valve hole 106, an inflation valve hole 108 is arranged in the inflation pressurization end 13, a liquid outlet hole 109 is arranged in the injection end 17, the liquid outlet hole 109 is communicated with the reset pressure relief hole 103, a sensor connecting hole 110 is arranged in the sensor connecting end 16, the sensor connecting hole 110 is communicated with the valve body through hole 107, a fire extinguishing agent through hole 111 is arranged in the container connecting end 11, the fire extinguishing agent through hole 111 is communicated with the valve body through hole 107, the one-way inflation valve 2 comprises an inflation valve seat 21, an inflation opening pressure spring 22, an inflation core 23, an inflation opening cover 24 and an inflation sealing ring 25, the inflation valve seat 21 is arranged in the inflation valve hole 108, the inflation opening pressure spring 22 is arranged in the inflation valve seat 21, the inflation core 23 is arranged at the upper end of the inflation opening pressure spring 22, the inflation opening cover 24 is arranged on the inflation valve seat 21, the connection part of the inflation core 23 and the inflation valve seat 21, the connection part of the inflation valve seat 21 and the connection part of the inflation valve seat 108 are all provided with the inflation sealing ring 25, the pressure relief valve 3 comprises a pressure relief valve sleeve 31, a pressure relief valve gasket 32 and a pressure relief valve diaphragm 33, the pressure relief valve sleeve 31 is arranged on the release end 14 through a pressure relief valve hole 106, the pressure relief valve gasket 32 is arranged in the pressure relief valve 32 and is in clearance fit with the pressure relief valve sleeve 31, the pressure relief valve diaphragm 33 is arranged on the top of the pressure relief valve gasket 32 in a sealing way, wherein the pressure gauge 4 comprises a pressure gauge window and a connecting end, the connecting end is arranged in the gauge connecting hole 105, the pressure gauge window is arranged on the connecting end and arranged on the outer end surface of the valve body 1, a sealing ring is arranged between the connecting end and the meter connecting hole 105, the connecting end of the pressure meter 4 is embedded in the valve body 1 of the electric explosion valve, the mounting structure is ensured to be stable, wherein fire extinguisher injector head 5 includes tetrafluoro gasket 51 and coupling 52, and coupling 52 sets up inside liquid hole 109, and the fixed tetrafluoro gasket 51 that is equipped with between coupling 52 and the liquid hole 109.

Wherein, fig. 11 ~ 12 have introduced in detail the utility model provides a pair of structure scheme, including electric explosion end 12 and the electric subassembly 6 that explodes that resets, electric explosion end 12 is inside from outside-in order to be equipped with blasting bayonet 101, guiding hole 102, the pressure release hole 103 that resets and pressure trepanning 104, and the structure that the electric subassembly 6 that explodes that resets is: the electric explosion head 60 is fixedly arranged in an explosion bayonet 101, the guide sleeve 61 is movably arranged in the guide hole 102 and is arranged on the inner side of the electric explosion head 60, the spring 62 is arranged on the guide sleeve 61 and is arranged in a reset pressure release hole 103, the film puncturing cutter 63 is fixedly arranged on the guide sleeve 61, the side wall long hole 66 is arranged on the film puncturing cutter 63, the knife point of the film puncturing cutter 63 is in an inclined plane tube needle head shape, the valve membrane 65 is hermetically arranged on the film pressing sleeve 64, the film pressing sleeve 64 is arranged in the pressing sleeve hole 104, so that the knife point of the film puncturing cutter 63 corresponds to the direction of the valve membrane 65, the spring 62 is arranged between the film pressing sleeve 64 and the guide sleeve 61, sealing rings are arranged between the guide sleeve 61 and the guide hole 102 and at the connection part of the electric explosion head 60 and the explosion bayonet 101, and an O-shaped sealing ring is arranged at the connection part of the electric explosion head 60 and the explosion bayonet 101, the O-shaped sealing ring is attached to the inner wall of the blasting bayonet 101; the guide sleeve 61 and the guide hole 102 are sealed and fixed through a sealing ring, one end of the spring 62 is clamped on one side of the membrane pressing sleeve 64 corresponding to the valve membrane 65, and the other end of the spring 62 is sleeved on the guide sleeve 61;

the utility model arranges a reset pressure relief hole 103 in the electric explosion end 12 of the valve body 1, under the action of external current, the electric explosion head 60 burns and rapidly and instantaneously generates strong gas, the guide sleeve 61 moves along the air rapidly under the air pressure, so that the membrane puncturing knife 63 punctures the valve membrane 65, the liquid in the container is released through the pipe joint 52 under the action of the preset pressure, in the moving process, when the guide sleeve 61 moves to the reset pressure relief hole 103, a gap is generated between the guide sleeve 61 and the reset pressure relief hole 103, the pressure in the cavity where the guide sleeve 61 is located is rapidly released through the gap, the spring 62 is easily reset, at the moment, the liquid is released through the side wall long hole 66 on the film pricking knife 63 and the gap of the spring 62 which is enlarged after the reset, this pressure release hole resets and 103 sets up has increased the pressure spring clearance, has increased fire extinguishing agent liquid release flow, has avoided current fire extinguishing agent liquid flow limited and can not reach the problem that the flow required when releasing.

Example 2 the difference from example 1 is that the puncturing blade 63 is, as shown in fig. 13 to 14, in example 1, the puncturing blade 63 has a tubular inclined nib structure, and can only perform half-circumference cutting and puncturing on the valve diaphragm 65, but cannot perform full-circle puncturing and cutting, which affects the full-section release of the fire extinguishing agent. In order to realize that the full-section release can be realized by opening immediately, the membrane puncturing cutter 63 in this example adopts a conical head multi-cutter structure, the conical head multi-cutter structure comprises a conical head cutter body 631 and conical surface blades 632, and the conical surface blades 632 are distributed at intervals along the circumferential direction of the conical head cutter body 631, so that the valve membrane 65 can be punctured uniformly, and the possibility that part of the membrane affects the release flow of the fire extinguishing agent liquid is reduced. Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. The utility model provides a reset formula electricity of electricity explosion valve explodes part, characterized by: including electric explosion end (12) and reset electric explosion subassembly (6), electric explosion end (12) inside is equipped with blasting bayonet socket (101), guiding hole (102), pressure release hole (103) and the pressure trepanning (104) that reset from outside-in order, and the structure of electric explosion subassembly (6) that resets is: including electric explosion head (60), uide bushing (61), spring (62), thorn membrane sword (63), membrane pressure cover (64), valve diaphragm (65) and lateral wall slot hole (66), electric explosion head (60) are fixed to be located in blasting bayonet socket (101), uide bushing (61) mobilizable locate in uide hole (102) and place electric explosion head (60) inboard, spring (62) set up on uide bushing (61), and place in pressure release hole (103) that resets, thorn membrane sword (63) are fixed to be located on uide bushing (61), be equipped with lateral wall slot hole (66) on thorn membrane sword (63), valve diaphragm (65) seal sets up on membrane pressure cover (64), membrane pressure cover (64) are established in pressure trepanning hole (104), make the sword point of thorn membrane sword (63) correspond to the direction of valve diaphragm (65), spring (62) are located between membrane pressure cover (64) and uide bushing (61).

2. A reset type electric explosion component of an electric explosion valve according to claim 1, characterized in that: sealing rings are arranged between the guide sleeve (61) and the guide hole (102) and at the connection part of the electric blasting head (60) and the blasting bayonet (101).

3. A reset type electric explosion component of an electric explosion valve according to claim 2, characterized in that: an O-shaped sealing ring is arranged at the joint of the electric blasting head (60) and the blasting bayonet (101), and the O-shaped sealing ring is attached to the inner wall of the blasting bayonet (101); the guide sleeve (61) and the guide hole (102) are sealed and fixed through a sealing ring.

4. A reset type electric explosion component of an electric explosion valve according to claim 1, characterized in that: one end of the spring (62) is clamped at one side of the membrane pressing sleeve (64) corresponding to the valve membrane (65), and the other end of the spring (62) is sleeved on the guide sleeve (61).

5. A reset type electric explosion component of an electric explosion valve according to claim 1, characterized in that: the knife point of the film pricking knife (63) is in the shape of an inclined plane tube needle head.

6. A reset type electric explosion component of an electric explosion valve according to claim 1, characterized in that: the membrane puncturing knife (63) is a conical head multi-knife which comprises a conical head knife body (631) and conical surface blades (632), and the conical surface blades (632) are distributed at intervals along the circumferential direction of the conical head knife body (631).

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