CN111911673A

CN111911673A - Multifunctional valve with inflation, pressure relief, isolation and communication functions

Info

Publication number: CN111911673A
Application number: CN202010851623.5A
Authority: CN
Inventors: 杨斌
Original assignee: Qingdao Shinkwang Boat Co ltd
Current assignee: Qingdao Shinkwang Boat Co ltd
Priority date: 2020-08-21
Filing date: 2020-08-21
Publication date: 2020-11-10

Abstract

The invention discloses a multifunctional valve with functions of inflation, pressure relief, isolation and communication, which comprises a valve body, a valve core and a communicating valve body, wherein the valve body comprises an inner valve body and an outer valve body, a communicating pipe is arranged below the inner valve body, the valve core comprises a valve core body, one end of the valve core body is provided with a flange plate, the other end of the valve core body is provided with a connecting end of the communicating pipe, a valve cover is arranged above the communicating valve body, a rotating handle is arranged between the communicating valve body and the valve core, the rotating handle is connected with the communicating valve body through threads, the rotating handle is connected with the communicating valve body through a screw rod, the function of inflating a plurality of air chambers is realized, and the functions of isolation and air release are realized by arranging.

Description

Multifunctional valve with inflation, pressure relief, isolation and communication functions

Technical Field

The invention belongs to the field of valves, and particularly relates to a multifunctional valve with functions of inflation, pressure relief, isolation and communication.

Background

The inflatable rubber dinghy has the characteristics of small storage volume, light weight, convenient movement, low price, wide application environment range and the like, and is widely used by all walks of life all the time. Especially plays an important role in rescue and disaster relief, beach rescue and landing and the like.

The conventional inflatable rubber boat generally adopts a structure with a plurality of air chambers, and each air chamber is required to be provided with an inflation valve and a safety relief valve. When the air is inflated and deflated, the air chambers are inflated one by one. The inflation time is long, and the inflation position needs to be switched manually or operated by multiple persons. When the inflation pressure is too high, the safety relief valve automatically releases air.

In order to improve the quick response capability of actions such as rescue, fire fighting, beach landing and the like and shorten the inflation time, an inflatable rubber boat with a quick inflation or centralized inflation mode is developed and designed. Such products also need to have the functions of inflation, decompression and the like. Meanwhile, an air chamber isolation valve is required to be additionally arranged to ensure the independence of each air chamber.

The inflation valve installed on the conventional inflatable rubber boat only has the single-function. The safety relief valve also has a single function. The isolation valves or the communication valves are required to be additionally arranged on the fast inflation ships and the centralized inflation ships, so that 3-4 valves are required to be arranged in each air chamber, and all required functions can be complemented. The installation and the maintenance and the use are not convenient.

Therefore, there is a need for a valve with the functions of inflation, safety pressure relief, communication and air chamber isolation.

Disclosure of Invention

The invention aims to provide a multifunctional valve with the functions of inflation, pressure relief, isolation and communication, and aims to solve the technical problems in the background art.

In order to solve the problems, the technical scheme adopted by the invention is as follows: the utility model provides a multifunctional valve with aerify, pressure release, keep apart and UNICOM's function, includes valve body, case and intercommunication valve body, the valve body includes interior valve body and outer valve body, interior valve body below sets up communicating pipe, the case includes the case body, case body one end sets up the ring flange other end and sets up the communicating pipe link, intercommunication valve body top sets up the valve gap, set up the twist grip between intercommunication valve body and the case, pass through threaded connection between twist grip and the intercommunication valve body, the twist grip is connected through setting up the screw rod with the intercommunication valve body.

One end of the communicating pipe is provided with the gas distributing pipe, the other end of the communicating pipe is provided with the conical protrusion, the connecting end of the communicating pipe is provided with the conical groove, and the conical groove and the conical protrusion are correspondingly arranged.

The inner valve body is provided with a plurality of first vent holes, a screw rod installation cavity is arranged between the inner valve body and the outer valve body, one end of the screw rod is located between the screw rod installation cavities, and the screw rod is provided with a spring.

Set up annular arch in the middle of the intercommunication valve body, annular arch will communicate the valve body and fall into valve gap link and twist grip link, twist grip includes twist grip body and sleeve, sleeve and twist grip link threaded connection.

The valve gap link sets up the sealing washer recess, set up the sealing washer in the sealed recess.

The inner side of the connecting end of the rotating handle is provided with a baffle and a communicating valve body bottom plate, and a communicating valve core is arranged between the baffle and the communicating valve body bottom plate.

The communicating valve core is T-shaped, the bottom plate of the communicating valve body is provided with an installation cylinder, one end of the communicating valve core is adjacent to the baffle, and the other end of the communicating valve core is inserted into the installation cylinder.

And the connecting end communicated with the valve body is provided with a second vent hole.

The invention has the beneficial effects that:

1. set up valve body, case and intercommunication valve body, intercommunication valve body one end can external pump, has remain the function that conventional pump filled, also can dock the gas holder, and the design has a hickey moreover, makes things convenient for the butt joint mode extension of other forms, and the lower extreme of valve body sets up communicating pipe, and the external gas distribution pipe of communicating pipe realizes for the inflated function of a plurality of air chambers, and the setting of intercommunication valve body and intercommunication case has realized keeping apart and the function of disappointing.

2. The valve body comprises an inner valve body and an outer valve body, the valve core is sleeved with the inner side of the inner valve body, the communicating valve body is sleeved in the valve core, the communicating valve core is arranged in the communicating valve body, and when the air inflation valve is used for inflating, air flow passes through the baffle in the communicating valve body and the communicating valve core, and finally the inflating function of different air chambers is realized through the communicating pipe and the air distributing pipe through the second through hole in the communicating valve body and the first through hole in the inner valve body.

3. Form screw rod installation cavity between interior valve body and the outer valve body, the screw rod is connected twist grip and case to set up the spring on the screw rod, upwards pulling twist grip can separate intercommunication valve body and case, with the gaseous quick release in the gas chamber, realize the function of quick pressure release, loosen twist grip, reset under the effect of spring force.

4. The communicating valve body and the communicating valve core distribute airflow into the valve core through the communicating valve core, when gas is full of gas, the communicating valve core floats upwards to be tightly attached to a baffle plate in the communicating valve body, the sealing effect is achieved, gas is not inflated any more, and the phenomenon that the internal pressure is too large and the damage to the gas chamber is avoided.

5. The communicating valve body and the communicating pipe are correspondingly provided with the conical grooves, the communicating pipe and the conical grooves are correspondingly provided with the conical protrusions, and the structure ensures the sealing performance of the valve body and the valve core.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic cross-sectional view of FIG. 1;

FIG. 3 is a schematic perspective view of the cutaway view of FIG. 2;

FIG. 4 is a schematic view of a valve cartridge configuration;

FIG. 5 is a schematic view of the structure of the communication valve body and the communication valve core;

fig. 6 is a schematic view of the use state of the present invention.

In the figure: 1. a valve body; 101. an inner valve body; 102. an outer valve body; 103. a first vent hole; 104. a screw rod installation cavity; 2. a valve core; 201. a valve core body; 202. a flange plate; 203. a connecting end of the communicating pipe; 204. a tapered recess; 3. the valve body is communicated; 301. an annular projection; 302. a valve cover connecting end; 321. a seal ring groove; 303. rotating the handle connecting end; 304. a baffle plate; 305. the bottom plate of the valve body is communicated; 306. mounting the cylinder; 307. a second vent 4, a communicating pipe; 401. a conical projection; 5. a valve cover; 6. rotating the handle; 601. Rotating the handle body; 602. a sleeve; 7. a screw; 8. a gas distributing pipe; 9. the valve core is communicated; 10. a seal ring; 11. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-6, a multifunctional valve with functions of inflation, pressure relief, isolation and communication comprises a valve body 1, a valve core 2 and a communication valve body 3, wherein the valve body 1 comprises an inner valve body 101 and an outer valve body 102, a communication pipe 4 is arranged below the inner valve body 101, the valve core 2 comprises a valve core body 201, one end of the valve core body 201 is provided with a flange 202, the other end of the valve core body is provided with a communication pipe connecting end 203, a valve cover 5 is arranged above the communication valve body 3, a rotating handle 6 is arranged between the communication valve body 3 and the valve core 2, the rotating handle 6 is connected with the communication valve body 3 through threads, and the rotating handle 6 is connected with the communication valve body 3 through a screw 7.

One end of the communicating pipe 4 is provided with the gas distributing pipe 8, the other end of the communicating pipe is provided with the conical protrusion 401, the connecting end 203 of the communicating pipe is provided with the conical groove 204, and the conical groove 204 and the conical protrusion 401 are correspondingly arranged.

In particular, the tapered design of the tapered recess 204 and the tapered protrusion 401 greatly increases the sealing performance.

The inner valve body 101 is provided with a plurality of first vent holes 103, a screw rod installation cavity 104 is arranged between the inner valve body 101 and the outer valve body 102, one end of the screw rod 7 is located between the screw rod installation cavities 104, and the screw rod 7 is provided with a spring 11.

Specifically, set up spring 11, upwards pulling twist grip 6 can separate intercommunication valve body 3 and case 2, with the quick release of the gaseous in the gas chamber, realizes the function of quick pressure release, loosens twist grip 6, resets under the effect of spring force, and gaseous quick release in the gas chamber can be realized to this kind of structure.

Set up annular arch 301 in the middle of the intercommunication valve body 3, annular arch 301 will communicate valve body 3 and fall into valve gap link 302 and twist grip link 303, twist grip 6 includes twist grip body 601 and sleeve 602, sleeve 602 and twist grip link 302 threaded connection.

This kind of structure has kept original pump through intercommunication valve body 3 and has filled the structure, can realize the quick connection and the split of intercommunication valve body 3 and case 2 simultaneously through twist grip 6, further realizes quick aerate with the function of losing heart.

The valve cover connecting end 302 is provided with a sealing ring groove 321, and a sealing ring 10 is arranged in the sealing groove 321.

A baffle 304 and a communicating valve body bottom plate 305 are arranged on the inner side of the rotating handle connecting end 303, and a communicating valve core 9 is arranged between the baffle 304 and the communicating valve body bottom plate 305.

The communicating valve core 9 is T-shaped, the bottom plate of the communicating valve body 3 is provided with an installation cylinder 306, one end of the communicating valve core 9 is adjacent to the baffle 304, and the other end of the communicating valve core is inserted into the installation cylinder 306.

With the structure, when the air pressure in the air chamber is too high, the T-shaped communicating valve core 9 floats upwards to seal the communicating valve body 3, so that the valve body is prevented from being damaged due to the too high air pressure.

The connecting end of the communicating valve body 3 is provided with a second vent hole 307.

The working principle is as follows:

the valve body 1 is adhered and installed on a float bowl of the inflatable boat body, and when the valve is used by two air chambers, one end of the air distribution pipe 8 of the valve body can be fastened by a plug. When the three air chambers are used, the valve body gas distributing pipe 8 is respectively communicated with the two air chambers, and the valve body is arranged in the middle air chamber. The communicating valve body 3 is connected to the valve core 2 through threads, and when the threads are screwed down, the valve body is blocked through the conical groove 204 and the conical protrusion 401, so that an isolation state is achieved. The rotating handle 6 is connected with the valve core 2 by a screw 7, and the end surface is provided with a sealing ring.

Each air chamber is provided with a valve, the adjacent valves are connected through pipelines, and the end valves are screwed tightly through pipe plugs.

When in inflation, the valve cover 5 is unscrewed, and the inflation nozzle of the inflator pump is inserted into the communicating valve body 3 for inflation. When the inflation is satisfied, the communicating valve core 9 floats upwards, the baffle 304 is propped by the air pressure, the inflation valve body is sealed, and the inflation valve is closed.

When the multi-air-chamber communication is needed for inflation, the rotating handle 6 is rotated, the valve core 2 is opened, and the conical groove 204 of the gas valve core 2 enters the pipeline and enters the adjacent valve body. And under the communicated state of the adjacent valve bodies, the adjacent air chambers can be inflated. After the inflation is finished, the rotating handle 6 is screwed clockwise, so that the conical groove 204 of the valve core 2 is completely sealed with the conical protrusion 401 of the valve body 1, and the whole valve body can isolate the two air chambers and cannot ventilate mutually. When the air needs to be discharged, the handle 6 is rotated anticlockwise, and the air in the air chamber can be discharged. When the air chamber pressure was too big, gas can back open twist grip 6, and the pressure release gassing, air chamber pressure hour, twist grip 6 can be taut by spring 11, utilizes the sealing washer between twist grip 6 and the intercommunication valve body 3, prevents the gas leakage in the air chamber.

The foregoing is only a preferred embodiment of the present invention, and it will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the principle of the invention, and such modifications and improvements are also considered to be within the scope of the invention.

Claims

1. The utility model provides a multifunctional valve with aerify, pressure release, keep apart and UNICOM's function, includes valve body, case and intercommunication valve body, its characterized in that, the valve body includes interior valve body and outer valve body, interior valve body below sets up communicating pipe, the case includes the case body, case body one end sets up the ring flange other end and sets up the communicating pipe link, intercommunication valve body top sets up the valve gap, set up the twist grip between intercommunication valve body and the case, pass through threaded connection between twist grip and the intercommunication valve body, be connected through setting up the screw rod between twist grip and the intercommunication valve body.

2. The multifunctional valve with the functions of inflation, pressure relief, isolation and communication as claimed in claim 1, wherein a gas distribution pipe is disposed at one end of the communication pipe, a tapered protrusion is disposed at the other end of the communication pipe, a tapered recess is disposed at the connection end of the communication pipe, and the tapered recess and the tapered protrusion are disposed correspondingly.

3. The multifunctional valve with the functions of inflation, pressure relief, isolation and communication of claim 1, wherein the inner valve body is provided with a plurality of first vent holes, a screw rod mounting cavity is arranged between the inner valve body and the outer valve body, one end of the screw rod is positioned between the screw rod mounting cavities, and the screw rod is provided with a spring.

4. The multifunctional valve with the functions of inflation, pressure relief, isolation and communication as claimed in claim 1, wherein an annular protrusion is provided in the middle of the communicating valve body, the annular protrusion divides the communicating valve body into a valve cover connecting end and a rotating handle connecting end, the rotating handle comprises a rotating handle body and a sleeve, and the sleeve is in threaded connection with the rotating handle connecting end.

5. The multifunctional valve with functions of inflation, pressure relief, isolation and communication as claimed in claim 4, wherein the connection end of the valve cover is provided with a sealing ring groove, and a sealing ring is arranged in the sealing groove.

6. The multifunctional valve with the functions of inflation, pressure relief, isolation and communication as claimed in claim 5, wherein a baffle and a communication valve body bottom plate are arranged inside the connecting end of the rotating handle, and a communication valve core is arranged between the baffle and the communication valve body bottom plate.

7. The multifunctional valve with the functions of inflation, pressure relief, isolation and communication as claimed in claim 6, wherein the communicating valve core is arranged in a T shape, the bottom plate of the communicating valve body is provided with a mounting cylinder, one end of the communicating valve core is adjacent to the baffle, and the other end is inserted into the mounting cylinder.

8. The multifunctional valve with the functions of inflation, pressure relief, isolation and communication as claimed in claim 7, wherein the connecting end of the communicating valve body is provided with a second vent.