CN210355744U - Quick starting valve for perfluorohexanone fire extinguishing device - Google Patents
Quick starting valve for perfluorohexanone fire extinguishing device Download PDFInfo
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- CN210355744U CN210355744U CN201921065232.XU CN201921065232U CN210355744U CN 210355744 U CN210355744 U CN 210355744U CN 201921065232 U CN201921065232 U CN 201921065232U CN 210355744 U CN210355744 U CN 210355744U
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- valve body
- fire extinguishing
- screw
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- extinguishing agent
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Abstract
The utility model relates to an emergency rescue fire control field specifically discloses a perfluorohexanone extinguishing device is with quick starting valve, including valve body (1), the inboard sliding fit in upper portion of valve body (1) install piston (7), the below of piston (7) is fixed with piston rod (20), the lower extreme of piston rod (20) is fixed with rubber end cap (9), end spiral shell (10) are installed to the bottom of valve body (1), the inside shoulder hole for having the step face of end spiral shell (10), install reset spring (11) on the step face, the upper end roof pressure of reset spring (11) is on rubber end cap (9), the lower part of valve body (1) still is provided with the fire extinguishing agent passageway, the fire extinguishing agent passageway with the shoulder hole intercommunication. The utility model has the advantages that have and let out and explode the function, when the internal pressure of jar rises to the setting value, the rupture disk is automatic to be broken, and high-pressure gas is from letting out the automatic discharge in the hole of exploding the screw, gets rid of because of the internal accident potential safety hazard that steps up and bring of jar.
Description
Technical Field
The utility model relates to an emergency rescue fire control field, especially a perfluor hexanone extinguishing device is with quick starting valve.
Background
With the rapid growth of new energy passenger car industry, more and more vehicles powered by lithium ion batteries are used, and the safety requirement on a lithium ion battery box is urgent. The perfluorohexanone fire extinguishing agent is a colorless, transparent, odorless and insulating liquid environment-friendly clean fire extinguishing agent at normal temperature, the fire extinguishing agent is liquid when stored, can be rapidly changed into gas after being released, has no residue after being used, and can not cause the damage of precision equipment, so that the fire extinguishing agent is the best fire extinguishing agent for fire suppression of the power lithium ion battery box of the electric motor coach at present, and along with the application of the perfluorohexanone fire extinguishing agent in the fire prevention and control device of the power lithium ion battery box of the electric motor coach, in order to avoid thermal runaway caused by temperature rise of a battery pack, the prevention and control device is required to be rapidly started in a short time, and therefore, the design of the core component of the rapid starting valve is particularly important.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's shortcoming, provide a perfluorohexanone extinguishing device is with quick starting valve, have safe and reliable, start rapidly, fill dress convenience, low pressure warning, high pressure let out advantages such as explode.
The purpose of the utility model is realized through the following technical scheme: the utility model provides a perfluor hexanone is quick starting valve for extinguishing device, includes valve body, sets up the electricity production assembly on valve body top, the inboard sliding fit in upper portion of valve body install the piston, the below of piston is fixed with the piston rod, and the lower extreme of piston rod is fixed with the end cap, and the piston rod stretches into the lower part of valve body, and end spiral shell is installed to the bottom of valve body, and the inside of end spiral shell is the shoulder hole that has the step face, install reset spring on the step face, reset spring's upper end roof pressure is on rubber end cap, and the lower part of valve body still is provided with the fire extinguishing agent passageway, the fire extinguishing agent passageway with the shoulder hole intercommunication, one side of valve body be provided with the connector, the trilateral manometer, the low pressure alarm relay of explosion venting screw that is connected with respectively of connector, be provided with the rupture disk between connector and the explosion screw, the explosion screw on be provided with, the air leakage hole is communicated with the connector which is communicated with the fire extinguishing agent channel in the valve body.
Specifically, the bottom end of the valve body is provided with a bottom screw, a stepped hole with a stepped surface is formed in the bottom screw, the stepped surface is provided with a return spring, and the upper end of the return spring is pressed against the rubber plug.
Specifically, the lower part of the valve body is further provided with a fire extinguishing agent output connector, and the fire extinguishing agent output connector is communicated with the stepped hole.
Specifically, still include and fill the dress screw with valve body coupling, fill and be provided with O type rubber seal between dress screw and the valve body, the afterbody of filling the dress screw be provided with the shutoff screw.
Specifically, the upper end of the valve body is provided with an upper cover, and the electric gas production assembly is arranged on the upper cover.
Specifically, the lateral wall of valve body on still be provided with the fitting pin mounting hole, be provided with the fitting pin in the fitting pin mounting hole, the afterbody of fitting pin is provided with the round pin axle pressure spring, fitting pin mounting hole threaded connection has a jackscrew axle, be provided with on the lateral wall of piston rod can with fitting pin complex ring channel, during locking, the fitting pin inserts under the effect of round pin axle pressure spring in the ring channel.
Specifically, the control end of the electricity generation assembly is connected with the intelligent controller.
The utility model has the advantages of it is following:
1. the utility model has the advantages of safe and reliable, start rapidly, fill dress convenience, low pressure warning, high pressure let out explode.
2. The utility model discloses still have the fast advantage of the electric gas closes the piece response speed, can start in receiving start signal 0.5s, the reliability is high, and the start-up reliability reaches 99.99%.
3. The utility model discloses still have and fill the very convenient advantage of dress fire extinguishing agent and drive gas, during filling the dress, unscrew and fill the dress screw, can fill the dress under the condition that O type rubber seal does not deviate from the valve body, fill the dress and accomplish the back, screw up again and fill the dress screw, pack the shutoff screw into at last.
4. The utility model discloses still have and let out the function of exploding, when the internal pressure of jar rises to the setting value, the rupture disc is automatic to be broken, and high-pressure gas is from letting out the automatic discharge in the hole of exploding the screw, gets rid of because of the internal accident potential safety hazard that steps up and bring of jar.
5. The utility model discloses still have low pressure alarming function, when the internal pressure of fire extinguishing agent jar was less than the setting value, low pressure warning relay can be automatic with alarm signal output.
6. The utility model discloses still have fitting pin locking function, be provided with on the lateral wall of piston rod can with fitting pin complex ring channel, during locking, the fitting pin inserts under the effect of round pin axle pressure spring in the ring channel.
Drawings
Fig. 1 is a perspective view of the present invention;
FIG. 2 is a front view of the present invention;
fig. 3 is a top view of the present invention;
FIG. 4 is a cross-sectional view A-A of FIG. 2;
FIG. 5 is a cross-sectional view B-B of FIG. 4;
in the figure: 1-valve body, 2-filling screw, 3-pressure gauge, 4-connector, 5-upper cover, 6-electric gas producing element, 7-piston, 8-fire extinguishing agent output connector, 9-rubber plug, 10-bottom screw, 11-reset spring, 12-blocking screw, 13-O type rubber sealing ring, 14-locking pin, 15-pin shaft pressure spring, 16-top screw shaft, 17-explosion venting screw, 18-explosion piece, 19-low pressure alarm relay and 20-piston rod.
Detailed Description
The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the 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.
As shown in fig. 1 to 5, a quick start valve for a perfluorohexanone fire extinguishing apparatus comprises a valve body 1 and an electrogas production assembly 6 arranged at the top end of the valve body 1, wherein a piston 7 is installed at the inner side of the upper part of the valve body 1 in a sliding fit manner, a piston rod 20 is fixed below the piston 7, a rubber plug 9 is fixed at the lower end of the piston rod 20, the piston rod 20 extends into the lower part of the valve body 1, a bottom screw 10 is installed at the bottom end of the valve body 1, a stepped hole with a stepped surface is formed inside the bottom screw 10, a return spring 11 is installed on the stepped surface, the upper end of the return spring 11 is pressed against the rubber plug 9, a fire extinguishing agent channel is further arranged at the lower part of the valve body 1 and is communicated with the stepped hole, one side of the valve body 1 is provided with a connector 4, three sides of the connector 4 are respectively connected with a pressure gauge 3, an explosion venting, connector 4 and let out and explode and be provided with rupture disk 18 between the screw 17, let out and explode and be provided with fire extinguishing agent liquid discharge hole on the screw 17, fire extinguishing agent liquid discharge hole intercommunication connector 4, the fire extinguishing agent passageway in connector 4 intercommunication valve body 1, when the internal pressure of jar rises to the setting value, rupture disk automatic breakage, high-pressure gas is from letting out in the fire extinguishing agent liquid discharge hole of exploding screw 17 automatic discharge, gets rid of because of the internal accident potential safety hazard that steps up and bring.
Further, a bottom screw 10 is installed at the bottom end of the valve body 1, a stepped hole with a stepped surface is formed inside the bottom screw 10, a return spring 11 is installed on the stepped surface, and the upper end of the return spring 11 is pressed against the rubber plug 9.
Further, the lower part of the valve body 1 is also provided with a fire extinguishing agent output joint 8, and the fire extinguishing agent output joint 8 is communicated with the stepped hole.
Further, still include and fill the screw 2 with valve body 1 is connected, fill and be provided with O type rubber seal 13 between screw 2 and the valve body 1, the afterbody of filling screw 2 be provided with shutoff screw 12.
Furthermore, the upper end of the valve body 1 is provided with an upper cover 5, and the electric gas production assembly 6 is arranged on the upper cover 5.
Further, the side wall of the valve body 1 is provided with a locking pin mounting hole, a locking pin 14 is arranged in the locking pin mounting hole, the tail part of the locking pin 14 is provided with a pin shaft pressure spring 15, the locking pin mounting hole is in threaded connection with a jackscrew shaft 16, the side wall of the piston rod 20 is provided with an annular groove which can be matched with the locking pin 14, and during locking, the locking pin 14 is inserted into the annular groove under the action of the pin shaft pressure spring 15.
Furthermore, the control end of the electric generating assembly 6 is connected with an intelligent controller.
The working process of the utility model is as follows: with the application of the perfluorohexanone fire extinguishing agent in the fire prevention and control device of the power lithium ion battery box of the electric motor coach, the prevention and control device needs to be quickly started in a short time in order to avoid thermal runaway of the battery pack caused by temperature rise, so the design of a core component of a quick start valve is particularly important; when the control device sends a valve opening instruction to the quick starting valve, the electric gas production assembly 6 is immediately started after receiving an electric signal, strong air pressure is instantly generated to push the piston 7 to move downwards, meanwhile, the locking pin 14 is inserted into the annular groove of the piston rod 20 to lock the piston rod 20 so as not to move up and down, and simultaneously, the piston rod 20 pushes the rubber plug 9 to move downwards, so that the valve is opened, and the perfluorohexanone fire extinguishing agent is output from the fire extinguishing agent output connector 8 under the action of driving gas to extinguish fire; when the pressure in the tank body rises to a set value, the rupture disk automatically ruptures, and high-pressure gas is automatically discharged from a hole of the explosion venting screw, so that potential safety hazards caused by accidental pressure rise in the tank body are eliminated;
when the low-pressure alarm relay 9 detects that the pressure in the tank body is lower than a set value, an alarm signal is automatically output; when filling fire extinguishing agent and drive gas, unscrew and fill screw 2, can fill under the condition that O type rubber seal 13 does not deviate from valve body 1, fill after accomplishing, screw up again and fill screw 2, pack shutoff screw 12 finally.
The foregoing is merely a preferred embodiment of the invention and is not intended to limit the invention in any way. The technical solutions of the present invention can be used by anyone skilled in the art to make many possible variations and modifications to the technical solution of the present invention, or to modify equivalent embodiments with equivalent variations, without departing from the scope of the technical solution of the present invention. Therefore, any modification, equivalent change and modification of the above embodiments according to the present invention are all within the protection scope of the present invention.
Claims (6)
1. A perfluorohexanone is quick starting valve for extinguishing device which characterized in that: including valve body (1), set up at the electricity of valve body (1) top and produce gas closes piece (6), the inboard sliding fit in upper portion of valve body (1) install piston (7), the below of piston (7) is fixed with piston rod (20), the lower extreme of piston rod (20) is fixed with rubber end cap (9), piston rod (20) stretch into the lower part of valve body (1), end spiral shell (10) are installed to the bottom of valve body (1), the inside of end spiral shell (10) is the shoulder hole that has the step face, install reset spring (11) on the step face, the upper end roof pressure of reset spring (11) is on rubber end cap (9), the lower part of valve body (1) still is provided with the fire extinguishing agent passageway, the fire extinguishing agent passageway with the shoulder hole intercommunication, one side of valve body (1) be provided with connector (4), three sides of connector (4) are connected with manometer (3) respectively, Let out and explode screw (17), low pressure alarm relay (19), connector (4) and let out and explode and be provided with rupture disk (18) between screw (17), let out and explode and be provided with the hole of disappointing on screw (17), the hole intercommunication connector (4) of disappointing, connector (4) intercommunication valve body (1) interior fire extinguishing agent passageway.
2. The quick start valve for a perfluorohexanone fire extinguishing apparatus according to claim 1, wherein: the lower part of the valve body (1) is further provided with a fire extinguishing agent output connector (8), and the fire extinguishing agent output connector (8) is communicated with the stepped hole.
3. The quick start valve for a perfluorohexanone fire extinguishing apparatus according to claim 1, wherein: the valve filling device is characterized by further comprising a filling screw (2) connected with the valve body (1), an O-shaped rubber sealing ring (13) is arranged between the filling screw (2) and the valve body (1), and a plugging screw (12) is arranged at the tail of the filling screw (2).
4. The quick start valve for a perfluorohexanone fire extinguishing apparatus according to claim 1, wherein: the upper end of the valve body (1) is provided with an upper cover (5), and the electric gas production assembly (6) is arranged on the upper cover (5).
5. The quick start valve for a perfluorohexanone fire extinguishing apparatus according to claim 1, wherein: the side wall of valve body (1) on still be provided with the fitting pin mounting hole, be provided with fitting pin (14) in the fitting pin mounting hole, the afterbody of fitting pin (14) is provided with round pin axle pressure spring (15), fitting pin mounting hole threaded connection has jackscrew axle (16), be provided with on the side wall of piston rod (20) can with fitting pin (14) complex ring channel, during locking, fitting pin (14) insert under the effect of round pin axle pressure spring (15) in the ring channel.
6. The quick start valve for a perfluorohexanone fire extinguishing apparatus according to claim 1, wherein: and the control end of the electric gas production assembly (6) is connected with an intelligent controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921065232.XU CN210355744U (en) | 2019-07-09 | 2019-07-09 | Quick starting valve for perfluorohexanone fire extinguishing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921065232.XU CN210355744U (en) | 2019-07-09 | 2019-07-09 | Quick starting valve for perfluorohexanone fire extinguishing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210355744U true CN210355744U (en) | 2020-04-21 |
Family
ID=70270173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921065232.XU Active CN210355744U (en) | 2019-07-09 | 2019-07-09 | Quick starting valve for perfluorohexanone fire extinguishing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210355744U (en) |
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2019
- 2019-07-09 CN CN201921065232.XU patent/CN210355744U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No. 99, Hewen West Road, Baihe street, Longquanyi District, Chengdu, Sichuan 610000 Patentee after: Sichuan Huachuan Industry Co.,Ltd. Address before: Shiling Town, Longquanyi District, Chengdu, Sichuan 610000 Patentee before: SICHUAN HUACHUAN INDUSTRIES Co.,Ltd. |
|
| CP03 | Change of name, title or address |