CN217440858U - Integrated valve terminal and gas supply system - Google Patents
Integrated valve terminal and gas supply system Download PDFInfo
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- CN217440858U CN217440858U CN202221246239.3U CN202221246239U CN217440858U CN 217440858 U CN217440858 U CN 217440858U CN 202221246239 U CN202221246239 U CN 202221246239U CN 217440858 U CN217440858 U CN 217440858U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
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Abstract
The utility model discloses an integrated valve island and gas supply system, which comprises a valve seat, a first control valve, a ventilation pressure regulating valve, a check valve and a second control valve, wherein the first control valve, the ventilation pressure regulating valve, the check valve and the second control valve are arranged on the valve seat; one end of the valve seat is provided with an oxygen inlet and a nitrogen inlet, and the other end of the valve seat is provided with an air outlet working port; the valve seat is internally provided with an oxygen channel and a nitrogen channel, the oxygen channel is communicated with the oxygen inlet and the air outlet working port, and the nitrogen channel is communicated with the nitrogen inlet and the air outlet working port; the first control valve, the ventilation pressure regulating valve and the check valve are respectively connected with the oxygen channel, and the ventilation pressure regulating valve is arranged between the first control valve and the check valve; the second control valve is connected with the nitrogen channel. The utility model discloses an integrated valve island and gas supply system, the integrated level is high, has reduced the product size, only needs to remove the disk seat when removing and can drive integrated valve island bulk movement, the convenient operation of removing.
Description
Technical Field
The utility model relates to a laser cutting gas circuit control technical field especially relates to an integrated valve island and air supply system.
Background
The laser cutting equipment cuts different materials by using different auxiliary gases, the thicknesses of the cut materials are different, and the pressure and the required flow rate of the auxiliary gases are different. The auxiliary gas is usually nitrogen, oxygen, etc. The laser cutting equipment uses low-pressure oxygen to cut workpieces made of carbon steel and the like, and uses high-pressure nitrogen to cut stainless steel workpieces.
In the prior art, each gas is separately conveyed by adopting a pipeline, and each control valve is arranged on the corresponding pipeline so as to control the gas circuit to be opened and closed and stop. Each pipeline adopts a hard pipeline to support the control valve, and the requirements of air pressure and environment are met. The existing pipelines and control valves have low integration level, large volume and inconvenient movement.
In view of the above, it is necessary to provide an integrated valve island and an air supply system with high integration.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide an integrated valve island and gas supply system that the integrated level is high.
The technical scheme of the utility model provides an integrated valve island, which comprises a valve seat, a first control valve, a ventilation pressure regulating valve, a check valve and a second control valve, wherein the first control valve, the ventilation pressure regulating valve, the check valve and the second control valve are arranged on the valve seat;
one end of the valve seat is provided with an oxygen inlet and a nitrogen inlet, and the other end of the valve seat is provided with an air outlet working port;
the valve seat is internally provided with an oxygen channel and a nitrogen channel, the oxygen channel is communicated with the oxygen inlet and the air outlet working port, and the nitrogen channel is communicated with the nitrogen inlet and the air outlet working port;
the first control valve, the ventilation pressure regulating valve and the check valve are respectively connected with the oxygen channel, and the ventilation pressure regulating valve is arranged between the first control valve and the check valve;
the second control valve is connected with the nitrogen channel.
In an optional technical scheme, an air outlet channel communicated with the air outlet working port is arranged in the valve seat;
one end of the oxygen channel is connected with the oxygen inlet, and the other end of the oxygen channel is connected with the air outlet channel;
one end of the nitrogen channel is connected with the nitrogen inlet, and the other end of the nitrogen channel is connected with the air outlet channel.
In one optional technical solution, the first control valve and the second control valve are respectively electromagnetic control valves, the ventilation pressure regulating valve is an electric proportional valve, and the check valve is an electromagnetic check valve.
In an alternative embodiment, the first control valve, the ventilation pressure regulating valve, the check valve and the second control valve are arranged in sequence on top of the valve seat.
The technical scheme of the utility model also provides a gas supply system, which comprises an oxygen gas source, a nitrogen gas source and the integrated valve island in any one of the technical schemes;
the oxygen gas source is connected with the oxygen gas inlet through an oxygen supply pipe, and the nitrogen gas source is connected with the nitrogen gas inlet through a nitrogen supply pipe.
In one optional technical scheme, the gas supply system further comprises a control mechanism;
the first control valve and the second control valve are respectively electromagnetic control valves, the ventilation pressure regulating valve is an electric proportional valve, and the check valve is an electromagnetic check valve;
the first control valve, the ventilation pressure regulating valve, the check valve and the second control valve are respectively in signal connection with the control mechanism.
In one optional technical scheme, the oxygen supply pipe and the nitrogen supply pipe are respectively provided with a one-way valve.
By adopting the technical scheme, the method has the following beneficial effects:
the utility model provides an integrated valve island and air supply system, dispose the oxygen air inlet on the disk seat, nitrogen gas air inlet and the working port of giving vent to anger, oxygen passageway intercommunication oxygen air inlet in the disk seat and the working port of giving vent to anger, nitrogen gas passageway intercommunication nitrogen gas air inlet in the disk seat and the working port of giving vent to anger, first control valve, the pressure regulating valve that ventilates, check valve and second control valve are integrated to be installed on the disk seat, the integrated level of product has been improved, the product size has been reduced, only need to remove the disk seat when removing and can drive integrated valve island moving as a whole, the convenient removal operation.
Drawings
The disclosure of the present invention will become more readily understood by reference to the drawings. It should be understood that: these drawings are for illustrative purposes only and are not intended to limit the scope of the present disclosure. In the figure:
fig. 1 is a perspective view of an integrated valve island at a first viewing angle according to an embodiment of the present invention;
fig. 2 is a perspective view of an integrated valve island at a second viewing angle according to an embodiment of the present invention;
FIG. 3 is a schematic diagram showing the connection of the oxygen passage, the nitrogen passage, the first control valve, the vent pressure regulating valve, the check valve, and the second control valve in the valve seat;
fig. 4 is a schematic view of an air supply system according to an embodiment of the present invention.
Detailed Description
The following describes the present invention with reference to the accompanying drawings. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
As shown in fig. 1-3, an embodiment of the present invention provides an integrated valve island, which includes a valve seat 1, and a first control valve 2, a ventilation pressure regulating valve 3, a check valve 4, and a second control valve 5 mounted on the valve seat 1.
One end of the valve seat 1 is provided with an oxygen inlet 11 and a nitrogen inlet 12, and the other end of the valve seat 1 is provided with an air outlet working port 13.
The valve seat 1 is provided with an oxygen channel 14 and a nitrogen channel 15, the oxygen channel 14 is communicated with the oxygen inlet 11 and the air outlet working port 13, and the nitrogen channel 15 is communicated with the nitrogen inlet 12 and the air outlet working port 13.
The first control valve 2, the vent pressure regulating valve 3 and the check valve 4 are respectively connected to the oxygen passage 14, and the vent pressure regulating valve 3 is interposed between the first control valve 2 and the check valve 4.
The second control valve 5 is connected to the nitrogen passage 15.
The utility model provides an integrated valve island for in the gas circuit of laser cutting, with the supply of control oxygen, nitrogen gas.
The integrated valve island includes a valve seat 1, a first control valve 2, a vent pressure regulating valve 3, a check valve 4, and a second control valve 5. The first control valve 2, the vent pressure adjusting valve 3, the check valve 4 and the second control valve 5 are installed on the top of the valve seat 1.
The valve seat 1 has an oxygen passage 14 and a nitrogen passage 15 therein. One end of the valve seat 1 is provided with an oxygen inlet 11 and a nitrogen inlet 12 which are arranged at intervals, wherein the oxygen inlet 11 is used for being connected with an oxygen source, and the nitrogen inlet 12 is used for being connected with a nitrogen source. The other end of the valve seat 1 has an air outlet working port 13 for supplying oxygen or nitrogen to the workpiece.
One end of the oxygen channel 14 is connected to the oxygen inlet 11, and the other end thereof is communicated with the air outlet working port 13, so as to supply oxygen to the air outlet working port 13.
One end of the nitrogen channel 15 is connected with the nitrogen inlet 12, and the other end is communicated with the air outlet working port 13, so that nitrogen can be supplied to the air outlet working port 13.
The first control valve 2, the ventilation pressure regulating valve 3 and the check valve 4 are also respectively connected with the oxygen passage 14. The first control valve 2, the ventilation pressure regulating valve 3, and the check valve 4 are arranged in this order along the gas flow direction of the oxygen passage 14, and the ventilation pressure regulating valve 3 is located between the first control valve 2 and the check valve 4.
The first control valve 2 is used for controlling the on-off of the oxygen passage 14, and the first control valve 2 can be an electric control valve, an electromagnetic valve and the like. The ventilation pressure regulating valve 3 is used to control the ventilation pressure in the oxygen passage 14, and the ventilation pressure regulating valve 3 may be a throttle valve, a proportional valve, or the like. The check valve 4 is used to prevent the high-pressure nitrogen gas from entering the oxygen passage 14, and the check valve 4 may be a check valve, a solenoid valve, or the like.
The second control valve 5 is connected with the nitrogen channel 15 and is used for controlling the on-off of the nitrogen channel 15. The second control valve 5 may be an electrically controlled valve, a solenoid valve, etc. The pressure in the nitrogen passage 15 is high, and the oxygen does not flow back into the nitrogen passage 15, so that a check valve does not need to be provided in the nitrogen passage 15.
When the laser cutting equipment needs to use low-pressure oxygen to cut workpieces made of carbon steel and the like, the second control valve 5 is closed, the first control valve 2, the ventilation pressure regulating valve 3 and the check valve 4 are opened, and oxygen is supplied to the laser cutting equipment through the air outlet working port 13.
When the laser cutting equipment needs to use high-pressure nitrogen to cut a stainless steel workpiece, the second control valve 5 is opened, the first control valve 2, the ventilation pressure regulating valve 3 and the check valve 4 are closed, and the nitrogen is supplied to the laser cutting equipment through the air outlet working port 13.
Therefore, the utility model provides an integrated valve island, dispose oxygen air inlet 11 on disk seat 1, nitrogen gas air inlet 12 and the working port 13 of giving vent to anger, oxygen passageway 14 intercommunication oxygen air inlet 11 and the working port 13 of giving vent to anger in the disk seat 1, 15 intercommunication nitrogen gas air inlets 12 and the working port 13 of giving vent to anger of nitrogen gas passageway in the disk seat 1, first control valve 2, ventilation pressure regulating valve 3, check valve 4 and second control valve 5 are integrated to be installed on disk seat 1, the integrated level of product has been improved, the product size has been reduced, only need to remove disk seat 1 when removing and can drive integrated valve island moving as a whole, conveniently remove the operation.
In one embodiment, as shown in fig. 3, the valve seat 1 has an outlet passage 16 therein communicating with the outlet working port 13.
One end of the oxygen passage 14 is connected to the oxygen inlet 11, and the other end thereof is connected to the air outlet passage 16.
One end of the nitrogen gas channel 15 is connected to the nitrogen gas inlet 12, and the other end thereof is connected to the gas outlet channel 16.
In this embodiment, the valve seat 1 further has an air outlet channel 16 therein, and the air outlet channel 16 is connected to the air outlet working port 13. The oxygen channel 14 and the nitrogen channel 15 are connected to the gas outlet channel 16, respectively. The outlet channel 16 serves as a transition between the oxygen channel 14, the nitrogen channel 15 and the outlet working port 13, and facilitates the piping arrangement in the valve seat 1.
In one embodiment, the first control valve 2 and the second control valve 5 are electromagnetic control valves, the ventilation pressure regulating valve 3 is an electric proportional valve, and the check valve 4 is an electromagnetic check valve 4, and the control mechanism can be used for centrally controlling the switch operation and the operation state, so as to realize automatic operation.
In one embodiment, as shown in fig. 1-2, the first control valve 2, the vent pressure regulating valve 3, the check valve 4 and the second control valve 5 are arranged on top of the valve seat 1 in sequence, and the product structure is neat, which is beneficial to reducing the size of the product.
As shown in fig. 4, an embodiment of the present invention provides a gas supply system, which includes an oxygen gas source 6, a nitrogen gas source 7, and the integrated valve island according to any of the foregoing embodiments.
The oxygen gas source 6 is connected with the oxygen gas inlet 11 through an oxygen supply pipe 61, and the nitrogen gas source 7 is connected with the nitrogen gas inlet 12 through a nitrogen supply pipe 71.
The utility model provides an air supply system for laser cutting equipment provides oxygen and nitrogen gas.
The gas supply system comprises an oxygen gas source 6, a nitrogen gas source 7 and an integrated valve island.
Regarding the structure, structure and operation principle of the integrated valve island, please refer to the description part of the integrated valve island, which is not described herein again.
The oxygen source 6 may be an oxygen tank and the nitrogen source 7 may be a nitrogen tank. The oxygen gas source 6 is connected to the oxygen gas inlet 11 via an oxygen supply tube 61 to supply oxygen gas into the oxygen gas passage 14. The nitrogen gas source 7 is connected to the nitrogen gas inlet 12 via a nitrogen supply pipe 71 to supply nitrogen gas into the nitrogen gas passage 15.
When the laser cutting equipment needs to use low-pressure oxygen to cut workpieces made of carbon steel and the like, the second control valve 5 is closed, the first control valve 2, the ventilation pressure regulating valve 3 and the check valve 4 are opened, and the oxygen is supplied to the laser cutting equipment through the air outlet working port 13.
When the laser cutting equipment needs to use high-pressure nitrogen to cut a stainless steel workpiece, the second control valve 5 is opened, the first control valve 2, the ventilation pressure regulating valve 3 and the check valve 4 are closed, and the nitrogen is supplied to the laser cutting equipment through the air outlet working port 13.
In one embodiment, as shown in FIG. 4, the air supply system further includes a control mechanism 8.
The first control valve 2 and the second control valve 5 are respectively electromagnetic control valves, the ventilation pressure regulating valve 3 is an electric proportional valve, and the check valve 4 is an electromagnetic check valve 4.
The first control valve 2, the ventilation pressure regulating valve 3, the check valve 4 and the second control valve 5 are respectively in signal connection with a control mechanism 8.
The control mechanism 8 can be a controller, a chip, etc., and can control the on-off and working states of the first control valve 2, the ventilation pressure regulating valve 3, the check valve 4 and the second control valve 5 according to user instructions, so as to realize automatic operation.
In one embodiment, as shown in fig. 4, the oxygen supply pipe 61 and the nitrogen supply pipe 71 are respectively provided with a one-way valve 9, which plays a role of preventing backflow and is beneficial to improving the safety of the system.
According to the needs, the above technical schemes can be combined to achieve the best technical effect.
What has been described above is merely the principles and preferred embodiments of the present invention. It should be noted that, for those skilled in the art, on the basis of the principle of the present invention, several other modifications can be made, and the protection scope of the present invention should be considered.
Claims (7)
1. An integrated valve island is characterized by comprising a valve seat, a first control valve, a ventilation pressure regulating valve, a check valve and a second control valve, wherein the first control valve, the ventilation pressure regulating valve, the check valve and the second control valve are arranged on the valve seat;
one end of the valve seat is provided with an oxygen inlet and a nitrogen inlet, and the other end of the valve seat is provided with an air outlet working port;
the valve seat is internally provided with an oxygen channel and a nitrogen channel, the oxygen channel is communicated with the oxygen inlet and the air outlet working port, and the nitrogen channel is communicated with the nitrogen inlet and the air outlet working port;
the first control valve, the ventilation pressure regulating valve and the check valve are respectively connected with the oxygen channel, and the ventilation pressure regulating valve is arranged between the first control valve and the check valve;
the second control valve is connected with the nitrogen channel.
2. The integrated valve island according to claim 1, wherein the valve seat has an outlet channel therein in communication with the outlet working port;
one end of the oxygen channel is connected with the oxygen inlet, and the other end of the oxygen channel is connected with the air outlet channel;
one end of the nitrogen channel is connected with the nitrogen inlet, and the other end of the nitrogen channel is connected with the air outlet channel.
3. The integrated valve island of claim 1, wherein the first control valve and the second control valve are electromagnetic control valves, the ventilation pressure regulating valve is an electric proportional valve, and the check valve is an electromagnetic check valve.
4. The integrated valve island of claim 1, wherein the first control valve, the vent pressure regulating valve, the non-return valve, and the second control valve are arranged in sequence on top of the valve seat.
5. A gas supply system comprising an oxygen gas source, a nitrogen gas source, and the integrated valve island of any one of claims 1-4;
the oxygen gas source is connected with the oxygen gas inlet through an oxygen supply pipe, and the nitrogen gas source is connected with the nitrogen gas inlet through a nitrogen supply pipe.
6. The gas supply system of claim 5, further comprising a control mechanism;
the first control valve and the second control valve are respectively electromagnetic control valves, the ventilation pressure regulating valve is an electric proportional valve, and the check valve is an electromagnetic check valve;
the first control valve, the ventilation pressure regulating valve, the check valve and the second control valve are respectively in signal connection with the control mechanism.
7. The gas supply system according to claim 5, wherein a check valve is mounted on each of the oxygen supply pipe and the nitrogen supply pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221246239.3U CN217440858U (en) | 2022-05-20 | 2022-05-20 | Integrated valve terminal and gas supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221246239.3U CN217440858U (en) | 2022-05-20 | 2022-05-20 | Integrated valve terminal and gas supply system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217440858U true CN217440858U (en) | 2022-09-16 |
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ID=83222636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221246239.3U Active CN217440858U (en) | 2022-05-20 | 2022-05-20 | Integrated valve terminal and gas supply system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217440858U (en) |
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2022
- 2022-05-20 CN CN202221246239.3U patent/CN217440858U/en active Active
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