CN214456816U - Oil level balancing and filling system for oil storage tank of gas-liquid linkage valve - Google Patents
Oil level balancing and filling system for oil storage tank of gas-liquid linkage valve Download PDFInfo
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- CN214456816U CN214456816U CN202120414693.4U CN202120414693U CN214456816U CN 214456816 U CN214456816 U CN 214456816U CN 202120414693 U CN202120414693 U CN 202120414693U CN 214456816 U CN214456816 U CN 214456816U
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Abstract
The utility model relates to a natural gas transportation technique, in particular to gas-liquid coordinated valve oil storage tank oil level is balanced and filling system. The utility model discloses a gas-liquid coordinated valve oil storage tank oil level is balanced and filling system is including opening the valve oil tank, closing valve oil tank, communicating pipe and filling device, the top of opening the valve oil tank and closing the valve oil tank all is equipped with the oil filler hole, and the bottom of the two all is equipped with the draining port to do not be connected with the control valve in the punishment of unloading the hydraulic fluid port, the both ends of communicating pipe are connected two between the valve port of control valve, filling device with the oil filler hole at valve opening oil tank top is connected and is linked through, be used for to refuel in the valve oil tank. The advantages are that: structural design is reasonable, convenient to use, operation safety high efficiency, standardized standardization, can realize the oil level balance of two oil tanks fast, no longer need loaded down with trivial details oil operation, labour saving and time saving.
Description
Technical Field
The utility model relates to a natural gas transportation technique, in particular to gas-liquid coordinated valve oil storage tank oil level is balanced and filling system.
Background
The gas-liquid linkage valve is widely applied to gas transmission station yards and valve chambers of long-distance natural gas transmission pipelines, has the advantages of stable transmission, easy control, no need of an external power source, quick response and the like, and has the basic functions of pipe burst emergency cut-off and artificial on/off valve, wherein the operation of the artificial on/off valve is divided into three modes of remote operation, on-site hand pump operation and on-site automatic operation, the oil storage tanks (2) are important key parts of the gas-liquid linkage valve, and the oil level is controlled at 1/2 +/-5 cm of a scale.
During the daily use of the valve, leakage due to blow-down, emptying or other reasons can reduce the amount of oil in the oil reservoir. Meanwhile, in the process of inspection and maintenance, if impurities exist in the hydraulic oil in the oil storage tank, dirty hydraulic oil needs to be drained, and after the condition occurs, the hydraulic oil needs to be supplemented.
Meanwhile, the oil level of the oil storage tank is unbalanced due to valve faults, for example, the fault of a valve limiter, the failure of an actuator sealing ring and the like, and when the oil level of the oil tank is unbalanced, the hydraulic oil of the two oil tanks needs to be balanced.
The following problems exist in the process of adding hydraulic oil and balancing oil level at present: firstly, because the oil filling port of the oil storage tank is generally positioned at the highest position of the valve, ascending operation is needed when hydraulic oil is added, the safety risk is higher, the operation is inconvenient, and the operation is time-consuming and labor-consuming because the hydraulic oil barrel is heavier; secondly, the oil level balancing operation needs to discharge the hydraulic oil in the oil storage tank separately, then the hydraulic oil is added for balancing, the operation is complicated, the oil level addition is considered to be judgment, errors exist, and the oil amount addition is inaccurate.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a gas-liquid coordinated valve oil storage tank oil level is balanced and filling system is provided, the effectual defect of overcoming prior art.
The utility model provides an above-mentioned technical problem's technical scheme as follows:
the utility model provides a gas-liquid coordinated valve oil storage tank oil level is balanced and filling system, includes open valve oil tank, shut valve oil tank, communicating pipe and filling device, the top of the aforesaid is opened valve oil tank and is shut the valve oil tank all is equipped with the oil filler hole, the bottom of the two all is equipped with the draining port to be connected with the control valve respectively in the oil discharge opening punishment, the both ends of the aforesaid communicating pipe are connected between the valve port of two above-mentioned control valves, above-mentioned filling device is connected and is communicated with the oil filler hole at the aforesaid open valve oil tank top for refuel to the aforesaid in opening the valve oil tank.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
Further, the oil filling device is a manual oil well pump, and an oil outlet of the oil filling device is connected with an oil filling port at the top of the valve opening oil tank through a pipeline.
Further, the oil discharge ports at the bottoms of the valve opening oil tank and the valve closing oil tank are both provided with external screw short sections in a threaded manner, the control valves are both internal screw stop valves, one valve port of each control valve is in threaded connection with the corresponding port of the external screw short section, and the other valve port of each control valve is connected and communicated with the corresponding port of the connecting pipe.
And the two outer wire pressure gauges are in one-to-one correspondence with the two control valves respectively, one port of each outer wire pressure gauge is in threaded connection with the other corresponding valve port of the corresponding control valve, and the other port of each outer wire pressure gauge is connected and communicated with the corresponding port of the connecting pipe.
Furthermore, two ends of the connecting pipe are respectively connected with a three-way pipe, one of the rest two connectors of the three-way pipe is connected and communicated with the other port of the corresponding external thread pressure gauge, the other connector forms a sewage draining port, and a valve is arranged at the sewage draining port.
The utility model has the advantages that: structural design is reasonable, convenient to use, operation safety high efficiency, standardized standardization, can realize the oil level balance of two oil tanks fast, no longer need loaded down with trivial details oil operation, labour saving and time saving.
Drawings
Fig. 1 is the structure schematic diagram of the oil level balancing and filling system of the oil storage tank of the gas-liquid linkage valve.
In the drawings, the components represented by the respective reference numerals are listed below:
1. opening the valve oil tank; 2. closing the valve oil tank; 3. a communicating pipe; 4. an oiling device; 5. a control valve; 61. an external thread nipple; 62. an external thread pressure gauge; 63. a three-way pipe; 64. a sewage draining outlet; 65. and (4) a valve.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
Example (b): as shown in fig. 1, the oil level balancing and filling system of the oil storage tank of the gas-liquid linkage valve in the present embodiment includes an open-valve oil tank 1, a close-valve oil tank 2, a communication pipe 3 and an oil filling device 4, wherein oil filling ports are respectively disposed at tops of the open-valve oil tank 1 and the close-valve oil tank 2, oil drain ports are respectively disposed at bottoms of the open-valve oil tank 1 and the close-valve oil tank 2, control valves 5 are respectively connected to oil discharge ports, two ends of the communication pipe 3 are connected between valve ports of the two control valves 5, and the oil filling device 4 is connected and communicated with the oil filling port at the top of the open-valve oil tank 1 and is used for filling oil into the open-valve oil tank 1.
When refueling, through filling device 4 in the ground is run from opposite directions valve oil tank 1 add fluid can, need not to climb the high operation again, very safe, the operation degree of difficulty also reduces to some extent.
When the oil tank needs to be drained (mixed), the connecting pipe 3 is detached, and the connection is restored after drainage is finished.
When the difference value of the liquid level of the oil in the two oil tanks is large and needs to be balanced, the two control valves 5 are opened, the automatic balance of the oil can be realized by utilizing the communicating vessels to be kept away between the two oil tanks and the communicating pipe 3 (the oil filling process is also added into the valve-opening oil tank 1, the communicating pipe 3 is utilized for balancing, and the liquid level of the oil in the two oil tanks is balanced).
Preferably, the oil filling device 4 is a manual oil pump, and an oil outlet thereof is connected to an oil filling port at the top of the valve opening oil tank 1 through a pipeline.
When the oiling operation is performed, the oil inlet of the manual oil well pump extends into the position below the liquid level of the oil drum to perform oiling operation, and the operation can be completed on the ground, so that the oiling operation is very convenient.
In a preferred embodiment, the oil drain ports at the bottom of the valve-opening oil tank 1 and the valve-closing oil tank 2 are each screwed with an external nipple 61, the control valve 5 is each an internal thread stop valve, one valve port of which is screwed with the corresponding port of the external nipple 61, and the other valve port of which is connected and communicated with the corresponding port pipe orifice of the connecting pipe 3.
In this embodiment, outer silk nipple joint 61 can match the internal thread of draining the mouth, and the connection that the model that the adaptation was selected to the two can be inseparable, and simultaneously, the internal thread stop valve of 5 selections of control valve and outer silk nipple joint 61 adaptation size can realize the two tight assembly and connect, and is very convenient.
As a preferred embodiment, the system further comprises two external thread pressure gauges 62, the two external thread pressure gauges 62 are respectively in one-to-one correspondence with the two control valves 5, one port of each external thread pressure gauge 62 is in threaded connection with the other port of the corresponding control valve 5, and the other port of each external thread pressure gauge is connected and communicated with the corresponding port pipe orifice of the connecting pipe 3.
In this embodiment, outer silk manometer 62 can realize good and inseparable assembly with interior silk stop valve to, utilize liquid pressure P to be rho gh's principle, can calculate the oil level position in the oil storage tank through this outer silk manometer 62 pressure display value, need not to recycle the oil bath and measure in oil filler hole department, the operation of refueling of accuracy that can make things convenient for filling device 4 is added to the visual display of this oil level position, simplifies the process of refueling, reduces and adds the degree of difficulty, promotes and adds oil security.
In a preferred embodiment, two ends of the connection pipe 3 are respectively connected to a three-way pipe 63, one of the remaining two joints of the three-way pipe 63 is connected to and communicated with the other port of the corresponding external pressure gauge 62, the other joint forms a drain outlet 64, and a valve 65 is disposed at the drain outlet 64.
Specifically, one port of the three-way pipe 63 is connected and communicated with the corresponding end of the connecting pipe 3, the other port of the three-way pipe is provided with an inner wire and is in threaded connection with the corresponding end port of the outer wire pressure gauge 62, and the other port of the three-way pipe is opened and closed through the valve 65 to realize the internal sewage discharge operation of the oil storage tank, so that the three-way pipe is very convenient, and the connecting pipe 3 does not need to be detached during sewage discharge.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (5)
1. The utility model provides a gas-liquid coordinated valve oil storage tank oil level is balanced and filling system which characterized in that: the oil filling device comprises a valve opening oil tank (1), a valve closing oil tank (2), a communicating pipe (3) and an oil filling device (4), wherein oil filling ports are formed in the tops of the valve opening oil tank (1) and the valve closing oil tank (2), oil drainage ports are formed in the bottoms of the valve opening oil tank and the valve closing oil tank, a control valve (5) is connected to the oil drainage ports respectively, two ends of the communicating pipe (3) are connected between valve ports of the control valve (5), and the oil filling device (4) is connected with and communicated with the oil filling ports in the top of the valve opening oil tank (1) and is used for filling oil into the valve opening oil tank (1).
2. The oil level balancing and filling system of the oil storage tank of the gas-liquid linkage valve as claimed in claim 1, wherein: the oil filling device (4) is a manual oil well pump, and the oil outlet of the oil filling device is connected with the oil filling port at the top of the valve opening oil tank (1) through a pipeline.
3. The oil level balancing and filling system of the oil storage tank with the gas-liquid linkage valve as claimed in claim 1 or 2, wherein: the oil discharge ports at the bottoms of the valve opening oil tank (1) and the valve closing oil tank (2) are both provided with external screw short sections (61) in a threaded manner, the control valves (5) are both internal screw stop valves, one valve port of each control valve is in threaded connection with the corresponding port of the external screw short section (61), and the other valve port of each control valve is connected and communicated with the corresponding port pipe orifice of the communicating pipe (3).
4. The oil level balancing and filling system of the oil storage tank of the gas-liquid linkage valve as claimed in claim 3, wherein: the outer wire pressure gauge is characterized by further comprising two outer wire pressure gauges (62), the two outer wire pressure gauges (62) are in one-to-one correspondence with the two control valves (5), one port of each outer wire pressure gauge (62) is in threaded connection with the corresponding other valve port of the corresponding control valve (5), and the other port of each outer wire pressure gauge is connected and communicated with the corresponding end pipe orifice of the communicating pipe (3).
5. The oil level balancing and filling system of the oil storage tank of the gas-liquid linkage valve as claimed in claim 4, wherein: two ends of the communicating pipe (3) are respectively connected with a three-way pipe (63), one of the rest two joints of the three-way pipe (63) is connected and communicated with the other port of the corresponding external thread pressure gauge (62), the other joint forms a sewage draining port (64), and a valve (65) is arranged at the sewage draining port (64).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120414693.4U CN214456816U (en) | 2021-02-25 | 2021-02-25 | Oil level balancing and filling system for oil storage tank of gas-liquid linkage valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120414693.4U CN214456816U (en) | 2021-02-25 | 2021-02-25 | Oil level balancing and filling system for oil storage tank of gas-liquid linkage valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214456816U true CN214456816U (en) | 2021-10-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120414693.4U Active CN214456816U (en) | 2021-02-25 | 2021-02-25 | Oil level balancing and filling system for oil storage tank of gas-liquid linkage valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214456816U (en) |
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2021
- 2021-02-25 CN CN202120414693.4U patent/CN214456816U/en active Active
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| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20211026 Address after: Room 08-10, 6 / F, block a, No. 5, Dongtucheng Road, Chaoyang District, Beijing 100013 Patentee after: National Petroleum and natural gas pipeline network Group Co.,Ltd. Patentee after: Sichuan East Natural Gas Pipeline Co.,Ltd. Address before: 1-5 / F, Wuhan control center, No.126 Guanggu Avenue, Donghu New Technology Development Zone, Wuhan City, Hubei Province, 430074 Patentee before: Sichuan East Natural Gas Pipeline Co.,Ltd. |