CN214296393U - Air valve structure for submersible air supply device - Google Patents
Air valve structure for submersible air supply device Download PDFInfo
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- CN214296393U CN214296393U CN202120117682.XU CN202120117682U CN214296393U CN 214296393 U CN214296393 U CN 214296393U CN 202120117682 U CN202120117682 U CN 202120117682U CN 214296393 U CN214296393 U CN 214296393U
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Abstract
The invention relates to an air valve structure for a submersible air supply device, which comprises an air pump and a valve body which are arranged in a shell, wherein the valve body is provided with a cavity, an air inlet channel and an air outlet channel which are communicated with the cavity, the cavity is communicated with a piston cavity of the air pump, the upper side surface of the shell is provided with an air inlet nozzle, the air inlet nozzle is connected with the input end of the air inlet channel through an air inlet hose, the output end of the air inlet channel and the input end of the air outlet channel are both provided with one-way valves, the peripheral side of the bottom of the shell is provided with an air supply connector, the air supply connector is connected with the output end of the air outlet channel through a pipeline, the valve body is internally provided with a pressure detection channel which is communicated with the air outlet channel, the output end of the pressure detection channel is connected with the input end of a three-way connector, and the two output ends of the three-way connector are respectively connected with two pressure switches which are arranged in the shell through pipelines, the external pipelines are few, and the production is convenient.
Description
Technical Field
The invention relates to an air valve structure for a submersible air supply device.
Background
The air supply mode of the existing diving breathing equipment mostly adopts a backpack compressed air bottle to supply air to a respirator or an air supply machine on the water surface supplies air to the respirator through a special air delivery pipe. The backpack compressed gas cylinder diving equipment has large mass, causes heavy weight burden to divers, and has complex equipment structure and inconvenient inflation. The existing water surface air supply equipment has complex pipeline structure, and independent pipelines are used for air inlet, air outlet and pressure monitoring, so that a plurality of external pipelines are caused, the structure is complex, and the production is troublesome.
Disclosure of Invention
Aiming at the defects, the invention provides the air valve structure for the submersible air supply device.
The invention solves the technical problem by adopting the scheme that the air valve structure for the submersible air supply device comprises an air pump and a valve body which are arranged in a shell, wherein a cavity, an air inlet channel communicated with the cavity and an air outlet channel are arranged on the valve body, the cavity is communicated with a piston cavity of the air pump, an air inlet nozzle is arranged on the side surface of the shell and is connected with the input end of the air inlet channel through an air inlet hose, one-way valves are arranged at the output end of the air inlet channel and the input end of the air outlet channel, an air supply joint is arranged on the peripheral side of the bottom of the shell and is connected with the output end of the air outlet channel through a pipeline.
Furthermore, a pressure detection channel communicated with the air outlet channel is arranged in the valve body, the output end of the pressure detection channel is connected with the input end of the three-way joint, and the two output ends of the three-way joint are respectively connected with two pressure switches arranged in the shell through pipelines.
Furthermore, the check valve is a metal elastic sheet, a sinking groove is formed in the bottom surface of the valve body, a sealing plate for sealing the sinking groove is arranged on the bottom surface of the valve body in a covering mode, a metal elastic sheet A is arranged at the bottom of the cavity, one end of the metal elastic sheet A is locked with the valve body through a screw, the other end of the metal elastic sheet A is arranged at the output end of the air inlet channel, the sinking groove is communicated with the bottom of the cavity through a hole channel, a metal elastic sheet B is arranged at the bottom in the sinking groove, one end of the metal elastic sheet B is locked with the valve body through a screw, the other end of the metal elastic sheet B is arranged at the output end of the hole channel, and the input end of the air outlet channel is communicated with the sinking groove.
Further, the cavity bottom is provided with annular groove A in the periphery of the output end of the air inlet channel, the bottom of the sink groove is provided with annular groove B in the periphery of the output end of the pore channel, and sealing rings are arranged in the annular groove A and the annular groove B.
Furthermore, the casing includes interconnect's drain pan, epitheca, and the epitheca lid is established on the drain pan, and the air feed joint is installed on the drain pan, and the suction nozzle is installed on the epitheca.
Further, the drain pan bottom is provided with the mounting groove, and the tank bottom at the installation is installed to the valve body, and the air feed joint is located the valve body outside and through air feed support mounting in the mounting groove.
Furthermore, the air pump is installed in the bottom shell through a support, and the periphery of the bottom shell and the upper shell are locked and fixed through screws.
Further, a sealing ring is arranged between the bottom shell and the upper shell.
Compared with the prior art, the invention has the following beneficial effects: the gas inlet valve has the advantages of simple structure, reasonable design, integration of gas inlet, gas outlet and pressure monitoring on one valve body, few external pipelines and convenience in production.
Drawings
The invention is further described with reference to the following figures.
Fig. 1 is a schematic view of the structure of a gas valve.
In the figure: 1-upper shell; 2-a bottom shell; 3-an air inlet nozzle; 4-air pump; 5-an air inlet hose; 6-closing the plate; 7-gas supply joint; 8-a valve body; 801-cavity; 802-an intake passage; 803-gas outlet channel; 804-pressure detection channel; 805-sinking a tank; 806-a tunnel; 807-metallic elastic sheet a; 808-metal elastic sheet B; 9-a pressure switch; 10-a scaffold; 11-air supply support.
Detailed Description
The invention is further described with reference to the following figures and detailed description.
As shown in figure 1, an air valve structure for diving gas supply device, including air pump 4, the valve body 8 of installing in the casing, be provided with inlet channel 802, the outlet channel 803 of cavity 801, intercommunication cavity on the valve body, the cavity is linked together with the piston chamber of air pump, and side-mounting has suction nozzle 3 on the casing, and the suction nozzle connects the inlet channel input through air inlet hose 5, and inlet channel output, outlet channel input all are provided with the check valve, installs gas feed joint 7 on the side of casing bottom week, and gas feed joint is through the pipe connection outlet channel output.
When the air pump is used, air is pumped by the air pump, external air enters the air pump from the cavity of the valve body through the air inlet hose and the air inlet channel through the air inlet nozzle, air in the bottom shell enters the air pump from the cavity of the valve body through the heat dissipation ventilating holes in the air inlet hose and the air inlet channel, the air pump compresses the air in the bottom shell, and the air is output outwards through the air outlet channel for air supply.
In this embodiment, a pressure detection channel 804 communicated with the air outlet channel is arranged in the valve body, an output end of the pressure detection channel is connected with an input end of a three-way joint, and two output ends of the three-way joint are respectively connected with two pressure switches 9 arranged in the housing through pipelines.
In this embodiment, the check valve is a metal elastic sheet, the bottom surface of the valve body is provided with a sinking groove 805, the bottom surface of the valve body is covered with a sealing plate for sealing the sinking groove, the bottom of the cavity is provided with a metal elastic sheet a807, one end of the metal elastic sheet a is locked with the valve body by a screw, the other end cover of the metal elastic sheet a is arranged at the output end of the air inlet channel, the sinking groove is communicated with the bottom of the cavity by a hole 806, the bottom in the sinking groove is provided with a metal elastic sheet B808, one end of the metal elastic sheet B is locked with the valve body by a screw, the other end cover of the metal elastic sheet B is arranged at the output end of the hole, and the input end of the air outlet channel is communicated with the sinking groove.
In this embodiment, the equipartition has a plurality of heat dissipation bleeder vents in air inlet hose middle part, and air inlet hose middle part periphery parcel has waterproof ventilated membrane.
In this embodiment, cavity bottom is provided with annular A in inlet channel output end periphery, and heavy groove bottom is provided with annular B in the pore output end periphery, all is provided with the sealing washer in annular A, the annular B.
In this embodiment, the housing includes a bottom case 2 and an upper case 1 connected to each other, the upper case is disposed on the bottom case, the air supply connector is mounted on the bottom case, and the air inlet nozzle is mounted on the upper case.
In this embodiment, the drain pan bottom is provided with the mounting groove, and the tank bottom at the installation is installed to the valve body, and the air feed connects and is located the valve body outside and install in the mounting groove through air feed support 11.
In this embodiment, the air pump is mounted in the bottom case through the bracket 10, and the periphery of the bottom case and the upper case are locked by screws.
In this embodiment, a sealing ring is disposed between the bottom shell and the upper shell.
If this patent discloses or refers to parts or structures that are fixedly connected to each other, the fixedly connected may be understood as: a detachable fixed connection (for example using bolts or screws) is also understood as: non-detachable fixed connections (e.g. riveting, welding), but of course, fixed connections to each other may also be replaced by one-piece structures (e.g. manufactured integrally using a casting process) (unless it is obviously impossible to use an integral forming process).
In the description of this patent, it is to be understood that the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the patent, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
The above-mentioned preferred embodiments, further illustrating the objects, technical solutions and advantages of the present invention, should be understood that the above-mentioned are only preferred embodiments of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a for dive air feeder air valve structure which characterized in that: including installing air pump, the valve body in the casing, be provided with inlet channel, the passageway of giving vent to anger of cavity, intercommunication cavity on the valve body, the cavity is linked together with the piston chamber of air pump, and side-mounting has the suction nozzle on the casing, and the suction nozzle is through the inlet channel input of air hose connection, and inlet channel output, the passageway input of giving vent to anger all are provided with the check valve, installs the air feed on the week side of casing bottom and connects, and the air feed connects the passageway output of giving vent to anger through the tube coupling.
2. The air valve structure for a submersible air supply apparatus according to claim 1, wherein: a pressure detection channel communicated with the air outlet channel is arranged in the valve body, the output end of the pressure detection channel is connected with the input end of a three-way joint, and two output ends of the three-way joint are respectively connected with two pressure switches arranged in the shell through pipelines.
3. The air valve structure for a submersible air supply apparatus according to claim 1, wherein: the check valve is a metal elastic sheet, a sinking groove is formed in the bottom surface of the valve body, a sealing plate for sealing the sinking groove is arranged on the bottom surface of the valve body in a covering mode, a metal elastic sheet A is arranged at the bottom of the cavity, one end of the metal elastic sheet A is locked with the valve body through a screw, the other end of the metal elastic sheet A is arranged at the output end of the air inlet channel, the sinking groove is communicated with the bottom of the cavity through a hole channel, a metal elastic sheet B is arranged at the bottom of the sinking groove, one end of the metal elastic sheet B is locked with the valve body through a screw, the other end of the metal elastic sheet B is arranged at the output end of the hole channel, and the input end of the air outlet channel is communicated with the sinking groove.
4. A gas valve structure for a submersible gas supply apparatus according to claim 3, wherein: the cavity bottom is provided with annular A in inlet channel output end periphery, and heavy groove bottom is provided with annular B in the pore output end periphery, all is provided with the sealing washer in annular A, the annular B.
5. The air valve structure for a submersible air supply apparatus according to claim 1, wherein: the shell comprises a bottom shell and an upper shell which are connected with each other, the upper shell cover is arranged on the bottom shell, the air supply joint is arranged on the bottom shell, and the air inlet nozzle is arranged on the upper shell.
6. The air valve structure for a submersible air supply apparatus according to claim 5, wherein: the drain pan bottom is provided with the mounting groove, and the tank bottom at the installation is installed to the valve body, and the air feed connects and is located the valve body outside and through air feed support mounting in the mounting groove.
7. The air valve structure for a submersible air supply apparatus according to claim 5, wherein: the air pump is installed in the bottom shell through a support, and the periphery of the bottom shell and the upper shell are locked and fixed through screws.
8. The air valve structure for a submersible air supply apparatus according to claim 5, wherein: and a sealing ring is arranged between the bottom shell and the upper shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120117682.XU CN214296393U (en) | 2021-01-18 | 2021-01-18 | Air valve structure for submersible air supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120117682.XU CN214296393U (en) | 2021-01-18 | 2021-01-18 | Air valve structure for submersible air supply device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214296393U true CN214296393U (en) | 2021-09-28 |
Family
ID=77825943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120117682.XU Active CN214296393U (en) | 2021-01-18 | 2021-01-18 | Air valve structure for submersible air supply device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214296393U (en) |
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2021
- 2021-01-18 CN CN202120117682.XU patent/CN214296393U/en active Active
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