CN213333698U - Liquid charging and discharging pipeline of storage tank - Google Patents
Liquid charging and discharging pipeline of storage tank Download PDFInfo
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- CN213333698U CN213333698U CN202021986572.9U CN202021986572U CN213333698U CN 213333698 U CN213333698 U CN 213333698U CN 202021986572 U CN202021986572 U CN 202021986572U CN 213333698 U CN213333698 U CN 213333698U
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- phase pipe
- liquid phase
- liquid
- pipe
- storage tank
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Abstract
The utility model relates to a liquid pipeline is unloaded in filling of storage tank. A liquid charging and discharging pipeline of a storage tank comprises the storage tank, the storage tank is provided with a liquid phase port and an air phase port, the liquid phase port is connected with a liquid phase pipe, the gas phase port is connected with a gas phase pipe, the liquid phase pipe comprises a first liquid phase pipe, a second liquid phase pipe, a third liquid phase pipe and a fourth liquid phase pipe, one end of the first liquid phase pipe is connected with the storage tank, the other end of the first liquid phase pipe is provided with a liquid outlet joint, the first liquid phase pipe is provided with a pump, a first control valve, a flowmeter and a second control valve in sequence from the liquid phase port end to the liquid outlet joint end, both ends of the second liquid phase pipe are connected with the first liquid phase pipe, one end of the third liquid phase pipe is connected with the second liquid phase pipe, the other end of the third liquid phase pipe is provided with a liquid phase pressure gauge, one end of the fourth liquid phase pipe is connected with the second liquid phase pipe, and a pipeline safety valve is arranged at the other end of the fourth liquid phase pipe, and a third control valve is arranged on the second liquid phase pipe. The utility model has the advantages of high use safety.
Description
Technical Field
The utility model relates to a liquid pipeline is unloaded in filling of storage tank.
Background
The tank truck with the application number of 201720939169.2 discloses a liquid charging and discharging pipeline with a pump, which has a simple structure and is easy to cause safety accidents due to overpressure or other reasons when a small container to be charged is charged. Wherein, the temperature rises sharply, and when the pressure of medium saturated steam rises, the overpressure of the pipeline can be caused; the pump can also cause overpressure in the pipeline when working abnormally; when the filling is over-filled, the overpressure phenomenon is easy to occur; the pump vibration can also cause the pump to disconnect from the pipeline.
Disclosure of Invention
The utility model aims at providing a liquid pipeline is unloaded in filling of storage tank that safety in utilization is higher.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a liquid charging and discharging pipeline of a storage tank comprises the storage tank, wherein the storage tank is provided with a liquid phase port and a gas phase port, the liquid phase port is connected with a liquid phase pipe, the gas phase port is connected with a gas phase pipe, the liquid phase pipe comprises a first liquid phase pipe, a second liquid phase pipe, a third liquid phase pipe and a fourth liquid phase pipe, one end of the first liquid phase pipe is connected with the storage tank, the other end of the first liquid phase pipe is provided with a liquid outlet joint, the first liquid phase pipe is sequentially provided with a pump, a first control valve, a flowmeter and a second control valve from the liquid phase port end to the liquid outlet joint end, two ends of the second liquid phase pipe are both connected with the first liquid phase pipe, one end of the second liquid phase pipe is positioned between the first control valve and the flowmeter, the other end of the second liquid phase pipe is positioned between the second control valve and the liquid outlet joint, one end of the third liquid phase pipe is connected with the second liquid, one end of the fourth liquid phase pipe is connected with the second liquid phase pipe, the other end of the fourth liquid phase pipe is provided with a pipeline safety valve, and the second liquid phase pipe is provided with a third control valve.
When the small-sized container to be filled is filled, the liquid outlet joint of the first liquid phase pipe is connected with the small-sized container to be filled, the gas phase pipe is connected with the small-sized container to be filled, then the valve of the storage tank is opened, the first control valve and the second control valve are opened, liquefied gas or other media to be filled are conveyed under the action of the pump, and gas in the small-sized container to be filled flows back into the storage tank through the gas phase pipe, so that the gas-liquid pressure balance is ensured. When the flow meter is damaged, the second control valve is closed and the third control valve is opened, so that liquefied gas can directly enter the container to be filled through the second liquid phase pipe. When the liquid phase pipe generates overpressure phenomenon, the second control valve is closed and the pipeline safety valve is opened, and the medium to be filled is discharged, so that the pipeline is prevented from bursting or even exploding. And meanwhile, the liquid phase pressure gauge is used for detecting the pressure in the second liquid phase pipe to help a tool worker to judge whether the pipeline safety valve needs to be opened.
Preferably, a fourth control valve is arranged on the fourth liquid phase pipe, and a fifth control valve is arranged on the third liquid phase pipe. The fourth control valve is arranged to facilitate maintenance and replacement of the pipeline safety valve, and the fifth control valve is arranged to facilitate maintenance and replacement of the liquid pressure gauge.
Preferably, the liquid phase pipe further comprises a fifth liquid phase pipe, one end of the fifth liquid phase pipe is connected to the liquid phase port of the storage tank and communicated with the first liquid phase pipe, and the other end of the fifth liquid phase pipe is provided with a liquid filling joint. The liquid filling and discharging of the storage tank are realized through the liquid phase port, and only one liquid phase port needs to be arranged on the storage tank, so that the opening of the storage tank is reduced, the punching and welding processes are reduced, the sealing performance of the storage tank can be improved, and the use safety is improved.
Preferably, the liquid phase pipe further comprises a sixth liquid phase pipe, two ends of the sixth liquid phase pipe are communicated with the first liquid phase pipe, the first liquid phase pipe is provided with a liquid phase emergency cut-off valve and is positioned between the pump and the liquid phase port, one end of the sixth liquid phase pipe is positioned between the liquid phase emergency cut-off valve and the pump, the other end of the sixth liquid phase pipe is positioned between the first control valve and the flowmeter, the sixth liquid phase pipe is provided with a sixth control valve and a bypass valve, and the sixth control valve is closer to the liquid phase emergency cut-off valve than the bypass valve. When the medium in the first liquid phase pipe is in overpressure, the bypass valve is opened to enable the medium to flow back, and the pressure is released in an internal circulation mode; when the liquid pressure gauge shows that the pressure is abnormal and the pipeline is dangerous, the pipeline safety valve is opened to discharge the medium into the air. Wherein, when the liquid phase pipe takes place to leak, break off being connected of pipeline and storage tank through liquid phase emergency cut-off valve.
Preferably, the one end that the storage tank was kept away from to first liquid phase pipe is equipped with the liquid outlet hose and the collocation has first hose ware, first hose ware side is equipped with the guide rail, be equipped with the slider on the guide rail, be equipped with two adjusting roller on the slider, adjusting roller circumference outer wall middle part indent is in order to be formed with the groove of stepping down to the liquid outlet hose stepping down, the liquid outlet hose is coiled on first hose ware, the liquid outlet end of liquid outlet hose passes the groove of stepping down of two adjusting roller and is equipped with liquid outlet joint. Because it is heavier to go out the liquid hose, the utility model discloses set up guide rail and slider to go out the removal when pulling out or withdrawing of liquid hose, set up two regulating roller simultaneously, carry on spacingly to going out the liquid hose.
Preferably, a first breaking valve is arranged at the position, close to the liquid outlet joint, of the liquid outlet hose.
Preferably, both ends of the pump are connected with the first liquid phase pipe through a flange metal hose. Through setting up flange metal collapsible tube to make the pump during operation can not take first liquid phase pipe to shake together, with avoid first liquid phase pipe and pump disconnection, with the improvement the utility model discloses safety in utilization.
As preferred, the gaseous phase pipe includes first gaseous phase pipe, second gaseous phase pipe, third gaseous phase pipe, first gaseous phase pipe one end is connected with the gaseous phase mouth of storage tank, the first gaseous phase pipe other end is equipped with air connector, first gaseous phase pipe is equipped with gaseous phase emergency cut-off valve, seventh control valve by gaseous phase mouth end to air connector end in proper order, second gaseous phase pipe one end is connected with first gaseous phase pipe and is located between gaseous phase emergency cut-off valve and the seventh control valve, the second gaseous phase pipe other end is connected with the flowmeter, third gaseous phase pipe one end is connected with first gaseous phase pipe and is located between second gaseous phase pipe air inlet and the seventh control valve, the third gaseous phase pipe other end is equipped with the gas pressure table. Wherein, when the gas phase pipe leaks, the pipeline is disconnected with the storage tank through the gas phase emergency cut-off valve. The storage tank is aerifyd and is admitted air and all pass through the gas phase mouth, only need set up a gas phase mouth on the storage tank to reduce the opening of storage tank, in order to reduce and punch and welding process, and can promote the sealing performance of storage tank, in order to improve the safety in utilization.
Preferably, the gas phase pipe further comprises a fourth gas phase pipe, one end of the fourth gas phase pipe is connected to the gas phase port of the storage tank and communicated with the first gas phase pipe, and the other end of the fourth gas phase pipe is provided with an inflation connector.
Preferably, one end of the first gas phase pipe, which is far away from the storage tank, is provided with an air outlet hose, the air outlet hose is matched with a second pipe coiling device, the air outlet hose is coiled on the second pipe coiling device, and a second breaking valve is arranged at the position, which is close to the air inlet joint, of the air outlet hose.
The utility model has the advantages of high use safety.
Drawings
Fig. 1 is a first schematic structural diagram of the present invention;
FIG. 2 is another schematic structural diagram of the present invention;
fig. 3 is a schematic diagram of a first reel side of the present invention.
Detailed Description
The invention will be further described with reference to the drawings and the specific embodiments.
Shown by figure 1, the utility model discloses a fill of storage tank unloads liquid pipeline, including storage tank 100, storage tank 100 is equipped with liquid phase mouth 101 and gaseous phase mouth 102, and liquid phase mouth 101 is connected with the liquid phase pipe, and gaseous phase mouth 102 is connected with the gaseous phase pipe.
As shown in fig. 1 and 2, the liquid phase pipes include a first liquid phase pipe 11, a second liquid phase pipe 12, a third liquid phase pipe 13, a fourth liquid phase pipe 14, a fifth liquid phase pipe 15, and a sixth liquid phase pipe 18. One end of the first liquid phase pipe 11 is connected with the liquid phase port 101 of the storage tank 1, a liquid phase emergency cut-off valve 110 is arranged on the side, close to the liquid phase port 101, of the first liquid phase pipe 11, and a liquid outlet joint 111 is arranged at the other end of the first liquid phase pipe 11. The first liquid phase pipe 11 is provided with a pump 21, a first control valve 22, a flow meter 23 and a second control valve 24 in sequence from the liquid phase emergency cut-off valve 110 end to the liquid outlet joint 111 end. One end of the fifth liquid phase pipe 15 is connected to the liquid phase port 101 of the storage tank 100 and is communicated with the first liquid phase pipe 11, and the other end of the fifth liquid phase pipe 15 is provided with a liquid filling joint 29.
Both ends of the second liquid phase pipe 12 are connected with the first liquid phase pipe 11, one end of the second liquid phase pipe 12 is positioned between the first control valve 22 and the flowmeter 23, the other end of the second liquid phase pipe 12 is positioned between the second control valve 24 and the liquid outlet joint 111, and the second liquid phase pipe 12 is provided with a third control valve 25.
One end of the third liquid phase pipe 13 is connected with the second liquid phase pipe 12, the other end of the third liquid phase pipe 13 is provided with a liquid phase pressure gauge 26, the third liquid phase pipe 13 is provided with a fifth control valve 29, one end of the fourth liquid phase pipe 14 is connected with the second liquid phase pipe 12, the other end of the fourth liquid phase pipe 14 is provided with a pipeline safety valve 27, and the fourth liquid phase pipe 14 is provided with a fourth control valve 28.
Both ends of a sixth liquid phase pipe 16 are communicated with the first liquid phase pipe 11, one end of the sixth liquid phase pipe 16 is positioned between the liquid phase emergency cut-off valve 110 and the pump 21, the other end of the sixth liquid phase pipe 16 is positioned between the first control valve 22 and the flowmeter 23, the sixth liquid phase pipe 16 is provided with a sixth control valve 30 and a bypass valve 31, and the sixth control valve 30 is closer to the liquid phase emergency cut-off valve 110 than the bypass valve 31.
As shown in fig. 1 to 3, a liquid outlet hose 32 is disposed at one end of the first liquid phase pipe 11 away from the storage tank 100 and is matched with a first pipe winding device 33, a guide rail 331 is disposed at a side of the first pipe winding device 33, a sliding block 332 is disposed on the guide rail 331, two adjusting rollers 333 are disposed on the sliding block 332, the adjusting rollers 333 are recessed inward in the middle of the circumferential outer wall to form a recess for the liquid outlet hose 32 to recess, the liquid outlet hose 32 is wound on the first pipe winding device 33, and a liquid outlet end of the liquid outlet hose 32 penetrates through the recess of the two adjusting rollers 333 and is provided with the liquid outlet joint 111. Wherein, a first breaking valve 334 is arranged at the position of the liquid outlet hose 32 close to the liquid outlet joint 111.
As shown in fig. 3, both ends of the pump 21 are connected to the first liquid phase pipe 11 through a flanged metal hose 211.
As shown in fig. 1 and 2, the gas phase pipes include a first gas phase pipe 41, a second gas phase pipe 42, a third gas phase pipe 43, and a fourth gas phase pipe 44, one end of the first gas phase pipe 41 is connected to a gas phase port 102 of the storage tank 100, the other end of the first gas phase pipe 41 is provided with an air inlet joint 411, the first gas phase pipe 41 is sequentially provided with a gas phase emergency shut-off valve 120 and a seventh control valve 51 from the gas phase port 102 to the air inlet joint 411, one end of the second gas phase pipe 42 is connected to the first gas phase pipe 41 and is located between the gas phase emergency shut-off valve 120 and the seventh control valve 51, the other end of the second gas phase pipe 42 is connected to the flow meter 23, one end of the third gas phase pipe 43 is connected to the first gas phase pipe 41 and is located between the air inlet end of the second gas phase pipe 42 and the seventh control valve 51, the other end of the third gas phase pipe 43 is provided with a gas phase pressure gauge 52, and the third.
One end of the fourth gas phase pipe 44 is connected to the gas phase port 102 of the storage tank 100 and is communicated with the first gas phase pipe 41, and the other end of the fourth gas phase pipe 44 is provided with the inflation joint 54.
An air outlet hose 55 is arranged at one end of the first gas pipe 41 far away from the storage tank 100 and is matched with a second pipe coiling device 56, the air outlet hose 55 is coiled on the second pipe coiling device 56, and a second breaking valve 561 is arranged at the position, close to the air inlet joint 411, of the air outlet hose 55.
The first control valve 22, the second control valve 24, the third control valve 25, the sixth control valve 30, and the seventh control valve 51 are all ball valves. The bypass valve 31 may be a conventional differential pressure bypass valve. The fourth control valve 28, the fifth control valve 29 and the eighth control valve 53 are all stop valves. Wherein, the first hose reel 33 and the second hose reel 56 are both electric hose reels.
The utility model has the advantages of high use safety.
Claims (10)
1. A liquid charging and discharging pipeline of a storage tank is characterized by comprising the storage tank, wherein the storage tank is provided with a liquid phase port and a gas phase port, the liquid phase port is connected with a liquid phase pipe, the gas phase port is connected with a gas phase pipe, the liquid phase pipe comprises a first liquid phase pipe, a second liquid phase pipe, a third liquid phase pipe and a fourth liquid phase pipe, one end of the first liquid phase pipe is connected with the storage tank, the other end of the first liquid phase pipe is provided with a liquid outlet joint, the first liquid phase pipe is sequentially provided with a pump, a first control valve, a flowmeter and a second control valve from the liquid phase port end to the liquid outlet joint end, two ends of the second liquid phase pipe are both connected with the first liquid phase pipe, one end of the second liquid phase pipe is positioned between the first control valve and the flowmeter, the other end of the second liquid phase pipe is positioned between the second control valve and the liquid outlet joint, one end of the third liquid phase pipe is connected with the second liquid, one end of the fourth liquid phase pipe is connected with the second liquid phase pipe, the other end of the fourth liquid phase pipe is provided with a pipeline safety valve, and the second liquid phase pipe is provided with a third control valve.
2. The liquid charging and discharging pipeline of a storage tank according to claim 1, wherein a fourth control valve is arranged on the fourth liquid phase pipe, and a fifth control valve is arranged on the third liquid phase pipe.
3. The liquid charging and discharging pipeline of a storage tank according to claim 1, wherein the liquid phase pipe further comprises a fifth liquid phase pipe, one end of the fifth liquid phase pipe is connected to the liquid phase port of the storage tank and is communicated with the first liquid phase pipe, and a liquid charging joint is arranged at the other end of the fifth liquid phase pipe.
4. The liquid charging and discharging pipeline of a storage tank according to claim 1, wherein the liquid phase pipe further comprises a sixth liquid phase pipe, both ends of the sixth liquid phase pipe are communicated with the first liquid phase pipe, a liquid phase emergency cut-off valve is arranged on the first liquid phase pipe and positioned between the pump and the liquid phase port, one end of the sixth liquid phase pipe is positioned between the liquid phase emergency cut-off valve and the pump, the other end of the sixth liquid phase pipe is positioned between the first control valve and the flowmeter, a sixth control valve and a bypass valve are arranged on the sixth liquid phase pipe, and the sixth control valve is closer to the liquid phase emergency cut-off valve than the bypass valve.
5. The liquid charging and discharging pipeline of a storage tank according to claim 1, wherein a liquid outlet hose is arranged at one end of the first liquid phase pipe away from the storage tank and is matched with a first pipe coiling device, a guide rail is arranged at the side of the first pipe coiling device, a sliding block is arranged on the guide rail, two adjusting rollers are arranged on the sliding block, the adjusting rollers are inwards concave towards the middle part of the outer wall in the circumferential direction to form a yielding groove for yielding the liquid outlet hose, the liquid outlet hose is wound on the first pipe coiling device, and the liquid outlet end of the liquid outlet hose passes through the yielding grooves of the two adjusting rollers and is provided with the liquid outlet joint.
6. The liquid charging and discharging pipeline of the storage tank as claimed in claim 5, wherein a first breaking valve is provided at a position of the liquid outlet hose near the liquid outlet joint.
7. The liquid charging and discharging pipeline of a storage tank according to claim 1, wherein both ends of the pump are connected with the first liquid phase pipe through a flanged metal hose.
8. The liquid charging and discharging pipeline of the storage tank according to claim 1, wherein the gas phase pipe comprises a first gas phase pipe, a second gas phase pipe and a third gas phase pipe, one end of the first gas phase pipe is connected with a gas phase port of the storage tank, the other end of the first gas phase pipe is provided with a gas inlet joint, the first gas phase pipe is sequentially provided with a gas phase emergency cut-off valve and a seventh control valve from a gas phase port end to a gas inlet joint end, one end of the second gas phase pipe is connected with the first gas phase pipe and is located between the gas phase emergency cut-off valve and the seventh control valve, the other end of the second gas phase pipe is connected with a flow meter, one end of the third gas phase pipe is connected with the first gas phase pipe and is located between the gas phase inlet end of the second gas phase pipe and the seventh control valve, and the other end of the third gas phase pipe is.
9. The liquid charging and discharging pipeline of the storage tank according to claim 8, wherein the gas phase pipe further comprises a fourth gas phase pipe, one end of the fourth gas phase pipe is connected to the gas phase port of the storage tank and is communicated with the first gas phase pipe, and the other end of the fourth gas phase pipe is provided with an inflation connector.
10. The liquid charging and discharging pipeline of the storage tank according to claim 9, wherein an end of the first gas phase pipe, which is far away from the storage tank, is provided with an air outlet hose and is matched with a second pipe coiling device, the air outlet hose is coiled on the second pipe coiling device, and a second breaking valve is arranged at a position of the air outlet hose, which is close to the air inlet joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021986572.9U CN213333698U (en) | 2020-09-11 | 2020-09-11 | Liquid charging and discharging pipeline of storage tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021986572.9U CN213333698U (en) | 2020-09-11 | 2020-09-11 | Liquid charging and discharging pipeline of storage tank |
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| Publication Number | Publication Date |
|---|---|
| CN213333698U true CN213333698U (en) | 2021-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021986572.9U Active CN213333698U (en) | 2020-09-11 | 2020-09-11 | Liquid charging and discharging pipeline of storage tank |
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| CN (1) | CN213333698U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114688456A (en) * | 2022-03-29 | 2022-07-01 | 中国商用飞机有限责任公司 | Liquid dispensing device, temperature control system and method of operation |
-
2020
- 2020-09-11 CN CN202021986572.9U patent/CN213333698U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114688456A (en) * | 2022-03-29 | 2022-07-01 | 中国商用飞机有限责任公司 | Liquid dispensing device, temperature control system and method of operation |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Liquid filling and unloading pipeline of storage tank Effective date of registration: 20221223 Granted publication date: 20210601 Pledgee: China CITIC Bank Co.,Ltd. Jinhua Dongyang sub branch Pledgor: ZHEJIANG KIN-SHINE TECHNOLOGY Co.,Ltd. Registration number: Y2022980028964 |