CN217208014U

CN217208014U - Diaphragm-free carbon dioxide electric bottle head valve

Info

Publication number: CN217208014U
Application number: CN202220832772.1U
Authority: CN
Inventors: 赵八零
Original assignee: Nanjing Swift Safety Engineering Co ltd
Current assignee: Nanjing Swift Safety Engineering Co ltd
Priority date: 2022-04-12
Filing date: 2022-04-12
Publication date: 2022-08-16
Anticipated expiration: 2032-04-12

Abstract

The utility model relates to a fire control technical field specifically is an exempt from electronic bottle head valve of carbon dioxide of diaphragm, including electronic bottle head valve main part, the inside of electronic bottle head valve main part is provided with electric valve core, the both ends of electronic bottle head valve main part are connected with exhaust passage and inlet channel respectively, the bottom erection joint of electronic bottle head valve main part has body connecting tube, the front of electronic bottle head valve main part is provided with the manometer, the internally mounted of body connecting tube has pressure sensor. The utility model discloses a be provided with pressure release pipeline, mounting base, to closing the spring, to closing sealed piece, disappointing holding vessel, carbon dioxide response sensor and siren, in the in-service use, pressure in the body exceedes +/-. during the MPa, to closing sealed piece and being promoted immediately and shrink, inside gas can get into the disappointing holding vessel through the pressure release pipeline, carbon dioxide response sensor detected the signal immediately to give the siren with signal transmission and make the siren send out the police dispatch newspaper.

Description

Diaphragm-free carbon dioxide electric bottle head valve

Technical Field

The utility model relates to a fire control technical field specifically is an exempt from electronic bottle head valve of carbon dioxide of diaphragm.

Background

The fire extinguisher is a portable fire extinguishing tool, and chemical articles are placed in the fire extinguisher for extinguishing fire. The fire extinguisher is one of common fire-proof facilities, is stored in public places or places where fire disasters may happen, and different fire extinguishers of different types are filled with different components and are specially designed for different fires. At present, a carbon dioxide cylinder head valve is arranged on a carbon dioxide fire extinguisher. The carbon dioxide cylinder head valve is used as the control valve for charging and discharging air on the air cylinder in the fire-fighting system.

The carbon dioxide cylinder head valve is mostly provided with a safety diaphragm for preventing the pressure of the carbon dioxide in the gas cylinder from exceeding a specified value, and the safety diaphragm can be automatically broken when the pressure exceeds a certain value. However, most of the existing carbon dioxide bottle head valves do not have a diaphragm-free structure, and in practical use, after the safety diaphragm in the bottle head valve is exploded under overpressure, the safety diaphragm must be replaced, and then carbon dioxide is refilled, so that the mode of preventing the pressure of the carbon dioxide from exceeding a specified value through the diaphragm is very inconvenient.

Based on the above, it is necessary to design a membrane-free carbon dioxide electric bottle head valve to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an exempt from electronic bottle head valve of carbon dioxide of diaphragm to solve the current carbon dioxide bottle head valve that proposes in the above-mentioned background art and do not have mostly and exempt from the diaphragm structure, in the in-service use, after the explosion of safety diaphragm superpressure in the bottle head valve, must change the safety diaphragm, and then fill carbon dioxide again, this kind prevents through the diaphragm that carbon dioxide pressure from surpassing the mode of regulation numerical value, very inconvenient problem.

In order to achieve the above object, the utility model provides a following technical scheme: a diaphragm-free carbon dioxide electric bottle head valve comprises an electric bottle head valve main body, wherein an electric valve core is arranged inside the electric bottle head valve main body, two ends of the electric bottle head valve main body are respectively connected with an exhaust channel and an air inlet channel, the bottom end of the electric bottle head valve main body is connected with a bottle body connecting pipeline in an installing mode, the front side of the electric bottle head valve main body is provided with a pressure gauge, and a pressure sensor is arranged inside the bottle body connecting pipeline;

pressure release pipeline, pressure release pipeline fixed connection is in one side of body connecting tube, the internally mounted of pressure release pipeline has the mounting base, and evenly seted up the through-hole on the mounting base, one side fixed mounting of mounting base has the closing spring that supports, one side fixed mounting that closes the spring has the closing seal piece that supports, the collection tank that loses heart is installed through the screw thread to the one end of pressure release pipeline, the internally mounted of collection tank that loses heart has carbon dioxide inductive transducer, the siren is installed on the top of electronic bottle head valve main part.

Preferably, the dustproof cover is installed to the surface of inlet channel and exhaust passage all movable sleeve, and all installs the damping rubber ring on the inner wall of dustproof cover.

Preferably, the number of the pressure sensors is two.

Preferably, the pressure born by the pressure relief pipeline is 6.7 +/-0.4 MPa, and when the pressure exceeds 6.7 +/-0.4 MPa, the pressure relief pipeline immediately performs pressure relief work.

Preferably, two sliding guide grooves are formed in the inner wall of the pressure relief pipeline, sliding guide blocks are slidably mounted inside the sliding guide grooves, and the sliding guide blocks are fixedly connected with the abutting sealing blocks.

Preferably, the ball groove body has all been seted up to the one side that the sliding guide piece kept away from each other, and the inside of ball groove body all rolls and installs the ball body.

Compared with the prior art, the beneficial effects of the utility model are that: through the arrangement of the structure, the utility model effectively solves the problem that most of the existing carbon dioxide bottle valves do not have a diaphragm-free structure, and in the practical use, after the overpressure explosion of the safety diaphragm in the bottle valve, the safety diaphragm must be replaced and then carbon dioxide is refilled after the safety diaphragm is exploded, the mode of preventing the carbon dioxide pressure from exceeding the specified value through the diaphragm is adopted, which is very inconvenient, and the structure of the utility model is simple, easy to popularize and strong in practicability.

Drawings

FIG. 1 is a schematic view of a front view of a partial section of the structure of the present invention;

FIG. 2 is a schematic front view of the structure of the present invention;

FIG. 3 is a schematic front view of a partial cross-sectional view of the pressure relief pipeline structure of the present invention;

fig. 4 is a schematic enlarged view of a part of the structure in fig. 3 according to the present invention.

In the figure: 100. an electric cylinder head valve body; 110. the bottle body is connected with a pipeline; 111. an intake passage; 112. an exhaust passage; 113. a pressure sensor; 114. a pressure gauge; 115. a pressure relief duct; 116. mounting a base; 117. a spring is abutted; 118. abutting the sealing block; 119. a gas leakage collecting tank; 120. a carbon dioxide sensing sensor; 121. an alarm; 122. a sliding guide groove; 123. a sliding guide block; 124. a ball groove body; 125. a ball body; 126. a dust cover; 127. an electric valve core.

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.

Referring to fig. 1-4, the present invention provides an embodiment:

a diaphragm-free carbon dioxide electric bottle head valve comprises an electric bottle head valve main body 100, wherein a pressure sensor 113, a pressure gauge 114, a carbon dioxide induction sensor 120, an alarm 121 and an electric valve core 127 which are used in the application are all products which can be directly purchased in the market, and the principle and the connection mode of the electric valve core are the prior art which is well known by technical personnel in the field, so the details are not repeated herein, the electric valve core 127 is arranged in the electric bottle head valve main body 100, the two ends of the electric bottle head valve main body 100 are respectively connected with an exhaust passage 112 and an air inlet passage 111, a bottle body connecting pipeline 110 is arranged at the bottom end of the electric bottle head valve main body 100, the pressure gauge 114 is arranged on the front surface of the electric bottle head valve main body 100, and the pressure sensor 113 is arranged in the bottle body connecting pipeline 110;

a pressure relief duct 115, the pressure relief duct 115 is fixedly connected to one side of the bottle body connecting duct 110, a mounting base 116 is installed inside the pressure relief duct 115, through holes are uniformly formed in the mounting base 116, a butting spring 117 is fixedly installed on one side of the mounting base 116, a butting sealing block 118 is fixedly installed on one side of the butting spring 117, an air leakage collecting tank 119 is installed at one end of the pressure relief duct 115 through threads, a carbon dioxide sensing sensor 120 is installed inside the air leakage collecting tank 119, an alarm 121 is installed at the top end of the electric bottle head valve main body 100, in actual use, when the pressure in the bottle body exceeds 6.7 +/-0.4 MPa, the butting sealing block 118 is pushed to contract immediately, gas can enter the air leakage collecting tank 119 through the pressure relief duct 115, the carbon dioxide sensing sensor 120 detects signals immediately, and transmits the signals to the alarm 121 so that the alarm 121 gives an alarm, through the setting of above-mentioned structure to effectual current carbon dioxide bottle head valve of having solved does not have to exempt from the diaphragm structure mostly, in the in-service use, after the rupture disk superpressure blasting in the bottle head valve, must change the rupture disk, and then fill carbon dioxide again, this kind prevents through the diaphragm that carbon dioxide pressure from exceeding the mode of regulation numerical value, very inconvenient problem, just the utility model has the advantages of simple structure easily promotes, and the practicality is strong.

The outer surfaces of the air inlet channel 111 and the air outlet channel 112 are movably sleeved with the dustproof cover 126, and the inner wall of the dustproof cover 126 is provided with the damping rubber ring.

The number of the pressure sensors 113 is two, and in actual use, the fault tolerance rate of the pressure detection of the valve body can be effectively increased through the arrangement of the structure.

The pressure of the pressure relief pipeline 115 is 6.7 plus or minus 0.4MPa, and when the pressure exceeds 6.7 plus or minus 0.4MPa, the pressure relief pipeline 115 immediately performs pressure relief work.

Two sliding guide grooves 122 are formed in the inner wall of the pressure relief pipeline 115, sliding guide blocks 123 are installed inside the sliding guide grooves 122 in a sliding mode, the sliding guide blocks 123 are fixedly connected with the abutting sealing blocks 118, and in actual use, guiding effect can be achieved through the arrangement of the structure.

Ball groove body 124 has all been seted up to the one side that the slip guide block 123 kept away from each other, and ball groove body 125 is all rolled to all installing in the inside of ball groove body 124, and in the in-service use, through the setting of above-mentioned structure, can effectually reduce the use loss between slip guide block 123 and the slip guide groove 122.

The working principle is as follows: in practical use, a worker can fill carbon dioxide gas into the bottle body through the air inlet channel 111, when the pressure in the bottle body exceeds 6.7 +/-0.4 MPa, the air pressure can push the abutting sealing block 118 to enable the abutting spring 117 to contract, when the abutting sealing block 118 is pushed to contract, the gas can enter the inside of the air leakage collecting tank 119 through the pressure relief pipeline 115, when the gas enters the inside of the air leakage collecting tank 119, the carbon dioxide sensing sensor 120 detects a signal immediately and transmits the signal to the alarm 121, and the alarm 121 gives an alarm immediately.

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

1. The utility model provides a exempt from electronic bottle head valve of carbon dioxide of diaphragm which characterized in that includes:

the electric bottle head valve comprises an electric bottle head valve main body (100), wherein an electric valve core (127) is arranged inside the electric bottle head valve main body (100), two ends of the electric bottle head valve main body (100) are respectively connected with an exhaust channel (112) and an air inlet channel (111), the bottom end of the electric bottle head valve main body (100) is connected with a bottle body connecting pipeline (110), the front surface of the electric bottle head valve main body (100) is provided with a pressure gauge (114), and a pressure sensor (113) is arranged inside the bottle body connecting pipeline (110);

pressure release pipeline (115), pressure release pipeline (115) fixed connection is in one side of body connecting pipe (110), the internally mounted of pressure release pipeline (115) has mounting base (116), and evenly seted up the through-hole on mounting base (116), one side fixed mounting of mounting base (116) has to close spring (117), one side fixed mounting that closes spring (117) has to close sealing block (118), the one end of pressure release pipeline (115) is installed disappointing collection tank (119) through the screw thread, the internally mounted of disappointing collection tank (119) has carbon dioxide inductive transducer (120), siren (121) are installed on the top of electronic bottle head valve main part (100).

2. The membrane-free carbon dioxide electric bottle head valve as claimed in claim 1, wherein: the outer surfaces of the air inlet channel (111) and the exhaust channel (112) are movably sleeved with a dustproof cover (126), and damping rubber rings are mounted on the inner wall of the dustproof cover (126).

3. The membrane-free carbon dioxide electric bottle head valve as claimed in claim 1, wherein: the number of the pressure sensors (113) is two.

4. The membrane-free carbon dioxide electric bottle head valve as claimed in claim 1, wherein: the bearing pressure of the pressure relief pipeline (115) is 6.7 +/-0.4 MPa, and when the pressure exceeds 6.7 +/-0.4 MPa, the pressure relief pipeline (115) immediately performs pressure relief work.

5. The membrane-free carbon dioxide electric bottle head valve as claimed in claim 1, wherein: two sliding guide grooves (122) are formed in the inner wall of the pressure relief pipeline (115), sliding guide blocks (123) are slidably mounted in the sliding guide grooves (122), and the sliding guide blocks (123) are fixedly connected with the abutting sealing blocks (118).

6. The membrane-free carbon dioxide electric bottle head valve according to claim 5, characterized in that: ball groove body (124) have all been seted up to one side that slip guide block (123) kept away from each other, and ball body (125) are all rolled to the inside of ball groove body (124).