CN207880450U - A kind of air source feed system - Google Patents
A kind of air source feed system Download PDFInfo
- Publication number
- CN207880450U CN207880450U CN201721917557.7U CN201721917557U CN207880450U CN 207880450 U CN207880450 U CN 207880450U CN 201721917557 U CN201721917557 U CN 201721917557U CN 207880450 U CN207880450 U CN 207880450U
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- CN
- China
- Prior art keywords
- gas circuit
- output
- valve
- quick connector
- air
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
- 230000000712 assembly Effects 0.000 claims abstract description 16
- 238000000429 assembly Methods 0.000 claims abstract description 16
- 238000001816 cooling Methods 0.000 claims abstract description 13
- 239000007789 gas Substances 0.000 claims description 196
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 16
- 229910052757 nitrogen Inorganic materials 0.000 claims description 8
- 230000006837 decompression Effects 0.000 claims description 4
- 238000007689 inspection Methods 0.000 abstract description 5
- 230000006378 damage Effects 0.000 description 3
- 239000001110 calcium chloride Substances 0.000 description 2
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L magnesium chloride Substances [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009659 non-destructive testing Methods 0.000 description 1
Abstract
The utility model is related to air source feed system technical fields, specifically disclose a kind of air source feed system of nuclear power station O＆M inspection equipment.Plant source in the system in main gas circuit is connected by check valve A, pressure gauge A with air handling assemblies input terminal, and air handling assemblies output end passes sequentially through pressure switch, air accumulator, cooling driers and check valve B and is connected with third output gas circuit；First output gas circuit is connected on the main gas circuit pipeline between pressure switch and air accumulator；Second output gas circuit is connected on the main gas circuit pipeline between air accumulator and cooling driers；Second compensation gas circuit is connected directly between in the main gas circuit pipe of the rear ends check valve B, and is connected with third output gas circuit；First compensation gas circuit is connected in parallel in main gas circuit in the front-end pipeline of air handling assemblies, for being supplied for subsequent output gas circuit.The system main gas circuit air pressure it is unstable or die gas leakage when gas supply is compensated to output gas circuit, disclosure satisfy that equipment difference air source diversified demand.
Description
Technical field
The utility model belongs to air source feed system technical field, and in particular to a kind of nuclear power station O＆M checks the gas of equipment
Source supply system.
Background technology
Nuclear reactor pressure container needs periodically to automate non-destructive testing to Shih-chao's sound in fact.Entire checking process is nuclear power
It stands an extremely critical ring in overhaul, and belongs to reactor core high risk underwater operation.The mechanical equipment of inspection needs to provide high-quality
Stable gas supply is measured, one is to provide necessary pneumatic power source, and two are to provide necessary airtight safeguard measure.
On the one hand, the existing general gas source feed mainly provided by nuclear power station of inspection system air source supply, air source is single, and
Power station gas supply cannot be satisfied the stability that pressure vessel checks system gas supply when in many ways with gas.On the other hand, when the system of inspection
When generation power-off, air source disconnect, air source gas leakage causes air pressure unstable, it may cause to check that equipment is fallen in pressure vessel
Falling, is stuck etc. leads to equipment damage, or even injury operating personnel or damage nuclear pressure vessel.
Invention content
The purpose of this utility model is to provide a kind of air source feed systems, can solve existing air supply system and use gas in many ways
When, it cannot be satisfied the problem of pressure vessel checks system gas supply stability.
The technical solution of the utility model is as follows：A kind of air source feed system, the system include main gas circuit, the first compensation gas
Road, the second compensation gas circuit, the first output gas circuit, the second output gas circuit and third export gas circuit, wherein main gas circuit includes factory
Air source, check valve A, air handling assemblies and pressure switch, plant source pass through check valve A, pressure gauge A and air-treatment group
Part input terminal is connected, air handling assemblies output end pass sequentially through pressure switch, air accumulator, cooling driers and check valve B with
Third output gas circuit is connected；First output gas circuit is connected on the main gas circuit pipeline between pressure switch and air accumulator；Second
Output gas circuit is connected on the main gas circuit pipeline between air accumulator and cooling driers；Second compensation gas circuit is connected directly between check valve B
In the main gas circuit pipe of rear end, and it is connected with third output gas circuit；First compensation gas circuit is connected in parallel on air-treatment group in main gas circuit
In the front-end pipeline of part, for being supplied for subsequent output gas circuit.
The first compensation gas circuit includes air compressor machine air source, solenoid valve and shuttle valve, wherein air compressor machine air source, electromagnetism
Connection is become owner of on the main gas circuit pipeline in gas circuit between pressure gauge A and air handling assemblies after valve and shuttle valve are sequentially connected in series.
The second compensation gas circuit includes nitrogen cylinder air source and check valve C, wherein nitrogen cylinder air source and check valve C
Series connection is followed by becoming owner of in gas circuit on the main air pipe after check valve B and is connected with third output gas circuit.
The first output gas circuit includes pressurizing valve, pressure gauge B and quick connector A, wherein pressurizing valve input termination
It becomes owner of on the main gas circuit pipeline in gas circuit between pressure switch and air accumulator, is inserted with fast after pressurizing valve output end series connection pressure gauge B
Connector A is connected, and quick connector A is made to form the first gas circuit output branch.
The second output gas circuit includes that the second gas circuit output branch A, the second gas circuit output branch B and third gas circuit are defeated
Out branch C, wherein the second gas circuit exports branch A, the second gas circuit output branch B and third gas circuit output branch C parallel connections access master
On main gas circuit pipeline in gas circuit between air accumulator and cooling driers.
The second gas circuit output branch A includes the first pressure reducing valve, pressure gauge B, quick connector B and quick connector C,
Wherein, the first pressure reducing valve input terminal accesses main gas circuit, and the first pressure reducing valve output end is connected after pressure gauge C, parallel with one another with two
Quick connector B, quick connector C be connected.
The described second gas circuit output branch B include third pressure reducing valve, pressure gauge E, first handle valve, quick connector D with
And quick connector E, wherein third pressure reducing valve input terminal accesses main gas circuit, and third pressure reducing valve output end is connected with pressure gauge E and is followed by
Enter the first input port of first handle valve, the output end of first handle valve and two quick connector D parallel with one another, quick connectors
E is connected；Second gas circuit exports branch C and includes the 4th pressure reducing valve, pressure gauge F, second handle valve, quick connector F and insert soon
Connector G, wherein the 4th pressure reducing valve input terminal accesses main gas circuit, and the 4th pressure reducing valve output end accesses second after connecting with pressure gauge F
First input port of handle valve, the output end of second handle valve are connected with two quick connector F parallel with one another, quick connector G
It connects；Second output gas circuit further includes the second pressure reducing valve and pressure gauge D, wherein and the input terminal of the second pressure reducing valve accesses main gas circuit, the
Be respectively connected to after the output end series connection pressure gauge D of two pressure reducing valves first handle valve the second input port and second handle valve second
Input port.
The third output gas circuit includes third gas circuit output branch A and third gas circuit output branch B, wherein third
Gas circuit exports branch A and the output branch B parallel connections of third gas circuit access on the Trunk Line of the rear ends check valve B in main gas circuit, and with
Second compensation gas circuit is connected, wherein third gas circuit export branch A include the 5th pressure reducing valve, pressure gauge G, quick connector H and
Quick connector I, wherein the 5th pressure reducing valve input terminal accesses main gas circuit, the 5th pressure reducing valve output end connect with pressure gauge G after with phase
Mutually quick connector H, quick connector I in parallel are connected；Third gas circuit export branch B include the 6th pressure reducing valve, it is pressure gauge H, fast
Connection-peg J and quick connector K, wherein the 6th pressure reducing valve input terminal access main gas circuit in parallel with the 5th pressure reducing valve, the 6th decompression
Valve output end is connected with after pressure gauge H series connection with quick connector J parallel with one another, quick connector K.
The pressure switch is connected with light warning device occurs.
The remarkable result of the utility model is：A kind of air source feed system described in the utility model and method, can be with
Main gas circuit air pressure it is unstable or die gas leakage when gas supply is compensated to output gas circuit, air source feed system multiple spot, which exports, to expire
Sufficient equipment difference air source diversified demand, the first output gas circuit can meet equipment and inflate function, and the second output gas circuit meets equipment
Checking tool and valve island gas supply, third output gas circuit meet the airtight and cooling use of submarine inspection equipment, wherein third exports gas circuit
Gas supply preferentially ensure and can meet that underwater equipment is airtight and cooling requirement, can be allowed when factory dies limited air accumulator gas storage,
Nitrogen cylinder plays greatest benefit.
Description of the drawings
Fig. 1 is a kind of air source feed system structural schematic diagram described in the utility model；
In figure：100, the second compensation gas circuit；101, nitrogen cylinder air source；102, check valve C；200, main gas circuit；201, factory
Air source；202, check valve A；203, pressure gauge A；204, air handling assemblies；205, pressure switch；206, air accumulator；207, cold
Dry machine；208, check valve B；300, the first compensation gas circuit；301, air compressor machine air source；302, solenoid valve；303, shuttle valve；400, first
Export gas circuit；401, quick connector A；402, pressure gauge B；403, pressurizing valve；500, the second output gas circuit；501, the first decompression
Valve；502, pressure gauge C；503, quick connector B；504, quick connector C；505, the second pressure reducing valve；506, pressure gauge D；507,
One handle valve；508, quick connector D；509, quick connector E；510, third pressure reducing valve；511, pressure gauge E；512, the 4th decompression
Valve；513, pressure gauge F；514, second handle valve；515, quick connector F；516, quick connector G；600, third exports gas circuit；
601, the 5th pressure reducing valve；602, pressure gauge G；603, quick connector H；604, quick connector I；605, the 6th pressure reducing valve；606, it presses
Power table H；607, quick connector J；608, quick connector K.
Specific implementation mode
Below in conjunction with the accompanying drawings and specific embodiment is described in further detail the utility model.
As shown in Figure 1, a kind of air source feed system, including main gas circuit 200, first compensate gas circuit 300, second and compensate gas circuit
100, the first output gas circuit 400, second exports gas circuit 500 and third exports gas circuit 600, wherein main gas circuit 200 includes factory
Air source 201, check valve A202, air handling assemblies 204 and pressure switch 205, plant source 201 by check valve A202,
Pressure gauge A203 is connected with 204 input terminal of air handling assemblies, and 204 output end of air handling assemblies passes sequentially through pressure switch
205, air accumulator 206, cooling driers 207 and check valve B208 are connected with third output gas circuit 600, wherein air-treatment group
Part 204 can be filtered oil removing to plant source 201；First output gas circuit 400 is connected to pressure switch 205 and air accumulator 206
Between main gas circuit pipeline on；Second output gas circuit 500 is connected to the main gas circuit pipeline between air accumulator 206 and cooling driers 207
On；Second compensation gas circuit 100 is connected directly between in the main gas circuit pipe of the rear ends check valve B208, and exports 600 phase of gas circuit with third
Connection；First compensation gas circuit 300 is connected in parallel on 200 air source starting ends of main gas circuit, for being supplied for subsequent output gas circuit；
First compensation gas circuit 300 includes air compressor machine air source 301, solenoid valve 302 and shuttle valve 303, wherein air compressor machine air source
301, pressure gauge A203 and air handling assemblies in gas circuit 200 are become owner of in connection after solenoid valve 302 and shuttle valve 303 are sequentially connected in series
On main gas circuit pipeline between 204；
Second compensation gas circuit 100 includes nitrogen cylinder air source 101 and check valve C102, wherein nitrogen cylinder air source 101 and list
600 phase of gas circuit is exported on the main air pipe for being followed by becoming owner of in gas circuit 200 after check valve B208 to valve C102 series connection and with third
Even；
First output gas circuit 400 includes pressurizing valve 403, pressure gauge B402 and quick connector A401, wherein pressurizing valve
403 input terminals access on the main gas circuit pipeline in main gas circuit 200 between pressure switch 205 and air accumulator 206, and pressurizing valve 403 is defeated
It is connected with quick connector A401 after outlet series connection pressure gauge B402, quick connector A401 is made to form the first gas circuit output branch；
Second output gas circuit 500 includes the second gas circuit output branch A, the second gas circuit output branch B and the output of third gas circuit
Branch C, wherein the second gas circuit exports branch A, the second gas circuit output branch B and the output branch C parallel connections of third gas circuit access main gas
On main gas circuit pipeline in road 200 between air accumulator 206 and cooling driers 207；It includes the first pressure reducing valve that second gas circuit, which exports branch A,
501, pressure gauge B402, quick connector B503 and quick connector C504, wherein 501 input terminal of the first pressure reducing valve accesses main gas
Road 200,501 output end of the first pressure reducing valve is connected after pressure gauge C502, with two quick connector B503 parallel with one another, fast grafting
Head C504 is connected；Second gas circuit output branch B includes third pressure reducing valve 510, pressure gauge E511, first handle valve 507, inserts soon
Connector D508 and quick connector E509, wherein 510 input terminal of third pressure reducing valve accesses main gas circuit 200, third pressure reducing valve 510
First input port of access first handle valve 507 after output end is connected with pressure gauge E511, the output end of first handle valve 507 with
Two quick connector D508 parallel with one another, quick connector E509 are connected；It includes the 4th pressure reducing valve that second gas circuit, which exports branch C,
512, pressure gauge F513, second handle valve 514, quick connector F515 and quick connector G516, wherein the 4th pressure reducing valve 512
Input terminal accesses main gas circuit 200, access second handle valve 514 after 512 output end of the 4th pressure reducing valve is connected with pressure gauge F513
First input port, the output end of second handle valve 514 are connected with two quick connector F515 parallel with one another, quick connector G516
It connects；Second output gas circuit 500 further includes the second pressure reducing valve 505 and pressure gauge D506, wherein the input terminal of the second pressure reducing valve 505
It accesses main gas circuit 200, the of first handle valve 507 is respectively connected to after the output end series connection pressure gauge D506 of the second pressure reducing valve 505
Two input ports, second handle valve 514 the second input port；
It includes third gas circuit output branch A and third gas circuit output branch B that third, which exports gas circuit 600, wherein third gas circuit
Output branch A and the output branch B parallel connections of third gas circuit access on the Trunk Line of the rear ends check valve B208 in main gas circuit 200, and
Be connected with the second compensation gas circuit 100, wherein third gas circuit export branch A include the 5th pressure reducing valve 601, it is pressure gauge G602, fast
Connection-peg H603 and quick connector I604, wherein 601 input terminal of the 5th pressure reducing valve accesses main gas circuit 200, the 5th pressure reducing valve
601 output ends are connected with after pressure gauge G602 series connection with quick connector H603 parallel with one another, quick connector I604；Third gas
It includes the 6th pressure reducing valve 605, pressure gauge H606, quick connector J607 and quick connector K608 that road, which exports branch B, wherein the
Six pressure reducing valves, 605 input terminal access main gas circuit 200 in parallel with the 5th pressure reducing valve 601,605 output end of the 6th pressure reducing valve and pressure gauge
It is connected with quick connector J607 parallel with one another, quick connector K608 after H606 series connection.
Claims (9)
1. a kind of air source feed system, it is characterised in that：The system includes main gas circuit (200), the first compensation gas circuit (300), the
Two compensation gas circuits (100), the first output gas circuit (400), the second output gas circuit (500) and third output gas circuit (600),
In, main gas circuit (200) includes plant source (201), check valve A (202), air handling assemblies (204) and pressure switch
(205), plant source (201) is connected by check valve A (202), pressure gauge A (203) with air handling assemblies (204) input terminal
It connects, air handling assemblies (204) output end passes sequentially through pressure switch (205), air accumulator (206), cooling driers (207) and list
It is connected to valve B (208) with third output gas circuit (600)；First output gas circuit (400) is connected to pressure switch (205) and storage
On main gas circuit pipeline between gas tank (206)；Second output gas circuit (500) be connected to air accumulator (206) and cooling driers (207) it
Between main gas circuit pipeline on；Second compensation gas circuit (100) is connected directly between in the main gas circuit pipe of check valve B (208) rear end, and with
Third output gas circuit (600) is connected；First compensation gas circuit (300) is connected in parallel on air handling assemblies (204) in main gas circuit (200)
Front-end pipeline on, for for subsequent output gas circuit gas supply.
2. a kind of air source feed system according to claim 1, it is characterised in that：The first compensation gas circuit (300)
Including air compressor machine air source (301), solenoid valve (302) and shuttle valve (303), wherein air compressor machine air source (301), solenoid valve (302)
And shuttle valve (303) be sequentially connected in series after connect and become owner of in gas circuit (200) between pressure gauge A (203) and air handling assemblies (204)
Main gas circuit pipeline on.
3. a kind of air source feed system according to claim 1, it is characterised in that：The second compensation gas circuit (100)
Including nitrogen cylinder air source (101) and check valve C (102), wherein after nitrogen cylinder air source (101) is connected with check valve C (102)
It accesses on the main air pipe in main gas circuit (200) after check valve B (208) and is connected with third output gas circuit (600).
4. a kind of air source feed system according to claim 1, it is characterised in that：The first output gas circuit (400)
Including pressurizing valve (403), pressure gauge B (402) and quick connector A (401), wherein pressurizing valve (403) input terminal accesses main gas
On main gas circuit pipeline in road (200) between pressure switch (205) and air accumulator (206), pressurizing valve (403) output end series connection pressure
Power table B (402) is connected with quick connector A (401) afterwards, and quick connector A (401) is made to form the first gas circuit output branch.
5. a kind of air source feed system according to claim 1, it is characterised in that：The second output gas circuit (500)
Including the second gas circuit output branch A, the second gas circuit output branch B and third gas circuit output branch C, wherein the second gas circuit exports
Branch A, the second gas circuit output branch B and the output branch C parallel connections of third gas circuit access in main gas circuit (200) air accumulator (206) with
On main gas circuit pipeline between cooling driers (207).
6. a kind of air source feed system according to claim 5, it is characterised in that：The second gas circuit output branch A
Including the first pressure reducing valve (501), pressure gauge B (402), quick connector B (503) and quick connector C (504), wherein first subtracts
Pressure valve (501) input terminal accesses main gas circuit (200), and the first pressure reducing valve (501) output end is connected after pressure gauge C (502), with two
Quick connector B (503), quick connector C (504) parallel with one another is connected.
7. a kind of air source feed system according to claim 5, it is characterised in that：The second gas circuit output branch B
Including third pressure reducing valve (510), pressure gauge E (511), first handle valve (507), quick connector D (508) and quick connector E
(509), wherein third pressure reducing valve (510) input terminal accesses main gas circuit (200), third pressure reducing valve (510) output end and pressure gauge
First input port of access first handle valve (507) after E (511) series connection, the output end of first handle valve (507) and two it is mutual
Quick connector D (508), quick connector E (509) in parallel is connected；It includes the 4th pressure reducing valve that second gas circuit, which exports branch C,
(512), pressure gauge F (513), second handle valve (514), quick connector F (515) and quick connector G (516), wherein the 4th
Pressure reducing valve (512) input terminal accesses main gas circuit (200), and the 4th pressure reducing valve (512) output end is connected with pressure gauge F (513) to be followed by
Enter the first input port of second handle valve (514), the output end of second handle valve (514) and two quick connectors parallel with one another
F (515), quick connector G (516) are connected；Second output gas circuit (500) further includes the second pressure reducing valve (505) and pressure gauge D
(506), wherein the input terminal of the second pressure reducing valve (505) accesses main gas circuit (200), the output end series connection of the second pressure reducing valve (505)
The second input port of first handle valve (507) and the second input of second handle valve (514) are respectively connected to after pressure gauge D (506)
Mouthful.
8. a kind of air source feed system according to claim 1, it is characterised in that：The third output gas circuit (600)
Branch A and third gas circuit output branch B are exported including third gas circuit, wherein third gas circuit exports branch A and the output of third gas circuit
Branch B parallel connections access on the Trunk Line of check valve B (208) rear end in main gas circuit (200), and compensate gas circuit (100) with second
It is connected, wherein it includes the 5th pressure reducing valve (601), pressure gauge G (602), quick connector H (603) that third gas circuit, which exports branch A,
And quick connector I (604), wherein the 5th pressure reducing valve (601) input terminal accesses main gas circuit (200), the 5th pressure reducing valve (601)
Output end is connected after connecting with pressure gauge G (602) with quick connector H (603) parallel with one another, quick connector I (604)；The
It includes the 6th pressure reducing valve (605), pressure gauge H (606), quick connector J (607) and quick connector K that three gas circuits, which export branch B,
(608), wherein the 6th pressure reducing valve (605) input terminal access main gas circuit (200) in parallel with the 5th pressure reducing valve (601), the 6th decompression
Valve (605) output end connect with pressure gauge H (606) after with quick connector J (607) parallel with one another, quick connector K (608) phase
Connection.
9. a kind of air source feed system according to claim 1, it is characterised in that：The pressure switch (205) and hair
Third contact of a total solar or lunar eclipse warning device is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721917557.7U CN207880450U (en) | 2017-12-27 | 2017-12-27 | A kind of air source feed system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721917557.7U CN207880450U (en) | 2017-12-27 | 2017-12-27 | A kind of air source feed system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207880450U true CN207880450U (en) | 2018-09-18 |
Family
ID=63505729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721917557.7U Withdrawn - After Issue CN207880450U (en) | 2017-12-27 | 2017-12-27 | A kind of air source feed system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207880450U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109973820A (en) * | 2017-12-27 | 2019-07-05 | 核动力运行研究所 | A kind of gas source feed system and method |
| CN110411658A (en) * | 2019-07-31 | 2019-11-05 | 麦克传感器股份有限公司西安分公司 | A kind of pressure-sensing device applied voltage test mechanism |
-
2017
- 2017-12-27 CN CN201721917557.7U patent/CN207880450U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109973820A (en) * | 2017-12-27 | 2019-07-05 | 核动力运行研究所 | A kind of gas source feed system and method |
| CN109973820B (en) * | 2017-12-27 | 2024-03-01 | 核动力运行研究所 | Air source supply system and method |
| CN110411658A (en) * | 2019-07-31 | 2019-11-05 | 麦克传感器股份有限公司西安分公司 | A kind of pressure-sensing device applied voltage test mechanism |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180918 Effective date of abandoning: 20240301 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20180918 Effective date of abandoning: 20240301 |