CN209740697U - Tank truck discharge pipeline system capable of absorbing water hammer pressure - Google Patents
Tank truck discharge pipeline system capable of absorbing water hammer pressure Download PDFInfo
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- CN209740697U CN209740697U CN201920129825.1U CN201920129825U CN209740697U CN 209740697 U CN209740697 U CN 209740697U CN 201920129825 U CN201920129825 U CN 201920129825U CN 209740697 U CN209740697 U CN 209740697U
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- air bag
- hammer pressure
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Abstract
The utility model relates to the technical field of tank trucks, in particular to a tank truck discharge pipeline system capable of absorbing water hammer pressure, which structurally comprises a tank body and an oil pump, wherein a discharge opening of the tank body is connected with the oil pump through a discharge pipeline, and the system also comprises a filter, a flowmeter and an oil filling reel which are arranged in sequence, the input end of the filter is connected with the output end of the oil pump, and an energy accumulator is arranged on the discharge pipeline between the flowmeter and the oil filling reel; the energy accumulator comprises a shell, a telescopic air bag arranged in the shell and an oil cavity arranged outside the telescopic air bag, wherein inert compressed gas is filled in the telescopic air bag. Compared with the prior art, the utility model discloses a discharge conduit system can in time, fast, safely absorb the water hammer pressure that discharge conduit produced, makes the pressure fluctuation in the discharge conduit little when unloading to effectively protect the equipment damage on the discharge conduit, guarantee operation security.
Description
Technical Field
The utility model relates to a tank wagon technical field, concretely relates to tank wagon discharge pipe system with absorb water hammer pressure.
Background
The existing liquid tank truck has the advantages that the common discharging mode is that liquid in the tank body is pressurized through the oil pump and then conveyed out through the pipeline, however, if in the actual operation process, the emergency of suddenly closing the discharging valve occurs, the pressure in the pipeline can suddenly rise, the rising pressure is called as water hammer pressure, so that the equipment on the pipeline is damaged due to the fact that the water hammer pressure is too high, for example, a filter is usually installed in a discharging pipeline, a filter element in the filter is made of paper materials and is easy to damage, if the large water hammer pressure occurs, the filter element is easy to damage, the filtering function is lost, and therefore when the water hammer pressure occurs in the existing discharging pipeline system, the equipment on the pipeline is easy to damage, and the operation safety is further influenced.
Disclosure of Invention
An object of the utility model is to be not enough among the prior art, and provide a tank car discharge conduit system with absorb water hammer pressure, the water hammer pressure that produces on the discharge conduit can be eliminated to this system, avoids the equipment damage on the discharge conduit, ensures operational safety nature.
The tank truck discharging pipeline system capable of absorbing water hammer pressure comprises a tank body and an oil pump, wherein a discharging opening of the tank body is connected with the oil pump through a discharging pipeline, a discharging valve is arranged on the discharging pipeline, the tank truck discharging pipeline system further comprises a filter, a flowmeter and an oil filling reel which are sequentially arranged, an input end of the filter is connected with an output end of the oil pump, and an energy accumulator is arranged on the discharging pipeline between the flowmeter and the oil filling reel; the energy accumulator comprises a shell, a telescopic air bag arranged in the shell and an oil cavity arranged outside the telescopic air bag, wherein inert compressed gas is filled in the telescopic air bag.
In the technical scheme, one end of the oil cavity is provided with a discharge port, and the discharge port is fixedly connected with the discharge pipeline through a flange.
In the technical scheme, an air inlet is formed in one end of the telescopic air bag, and an air valve is installed at the air inlet.
In the technical scheme, the air inlet and the discharge port of the oil cavity are both provided with pressure sensors.
In the above technical scheme, the telescopic air bag is a rubber air bag.
In the technical scheme, the output end of the oiling reel is connected with the oil storage tank.
The technical effects of the utility model are that:
The utility model discloses a tank car discharge pipe system with absorb water hammer pressure, including the tank body and oil pump, the discharge opening of the tank body is connected with the oil pump through the discharge conduit, is provided with the discharge valve on the discharge conduit, still includes the filter, flowmeter and the oiling reel that set gradually, and the input of filter is connected with the output of oil pump, is provided with the energy storage ware on the discharge conduit between flowmeter and the oiling reel; the energy accumulator comprises a shell, a telescopic air bag arranged in the shell and an oil cavity arranged outside the telescopic air bag, wherein inert compressed gas is filled in the telescopic air bag. When the pressure of the discharge pipeline is lower than the pressure of the energy accumulator, the telescopic air bag in the energy accumulator expands to the maximum, and the energy accumulator does not work; when the emergency that need close the discharge valve appears, discharge conduit can produce water hammer pressure, and when this pressure was higher than the pressure of energy storage ware, the scalable gasbag in the energy storage ware was compressed at once, made the volume in the oil cavity enlarge to absorbed the interior too big pressure of discharge conduit, and then made the pressure in the pipeline restricted in safety range. Therefore, compared with the prior art, the utility model discloses a discharge conduit system can in time, fast, safely absorb the water hammer pressure that discharge conduit produced when unloading, makes the pressure fluctuation in the discharge conduit little to effectively protect the equipment damage on the discharge conduit, guarantee operation security.
Drawings
The present invention is further explained by using the drawings, but the embodiments in the drawings do not constitute any limitation to the present invention, and for those skilled in the art, other drawings can be obtained according to the following drawings without any inventive work.
Fig. 1 is a schematic structural diagram of a tank truck discharge pipe system with water hammer pressure absorption function of the present invention.
Fig. 2 is the internal structure schematic diagram of the accumulator in the normal unloading state of the tank truck unloading pipeline system with the function of absorbing water hammer pressure.
Fig. 3 is the schematic diagram of the internal structure of the accumulator when the water hammer pressure occurs in the discharge pipe system of the tank truck with the function of absorbing the water hammer pressure.
Reference numerals:
1-liquid tank, 2-oil pump, 3-filter, 4-flowmeter;
5-energy accumulator, 51-shell, 52-telescopic air bag, 521-air inlet, 53-oil cavity, 54-inert compressed gas;
6-oiling reel, 7-unloading valve, 8-unloading pipeline and 9-oil storage tank.
Detailed Description
The invention will be further described with reference to the following examples.
The tank truck discharge pipeline system capable of absorbing water hammer pressure comprises a tank body 1 and an oil pump 2, wherein a discharge opening of the tank body 1 is connected with the oil pump 2 through a discharge pipeline 8, a discharge valve 7 is arranged on the discharge pipeline 8, the tank truck discharge pipeline system further comprises a filter 3, a flowmeter 4 and an oil filling reel 6 which are sequentially arranged, an input end of the filter 3 is connected with an output end of the oil pump 2, and an energy accumulator 5 is arranged on the discharge pipeline 8 between the flowmeter 4 and the oil filling reel 6; the accumulator 5 includes a housing 51, an expandable bladder 52 disposed within the housing 51, and an oil chamber 53 disposed outside the expandable bladder 52, and the expandable bladder 52 is filled with an inert compressed gas 54. Wherein, the liquid in the liquid container body 1 is carried out the lifting pressure through oil pump 2, then filters through filter 3 and gets rid of impurity, and the rethread flowmeter 4 carries out the measurement and unloads fast. When the energy accumulator works, inert compressed gas 54 with certain pressure is pre-filled in the telescopic air bag 52 of the energy accumulator 5, when the pressure of the discharge pipeline 8 is lower than the pressure of the energy accumulator 5, the telescopic air bag 52 in the energy accumulator 5 expands to the maximum, and the energy accumulator 5 does not work; when an emergency situation occurs, in which the discharge valve 7 needs to be closed, the discharge pipe 8 generates water hammer pressure, and when the pressure is higher than the pressure of the energy accumulator 5, the telescopic air bag 52 in the energy accumulator 5 is immediately compressed, so that the volume in the oil chamber 53 is enlarged, and thus, excessive pressure in the discharge pipe 8 is absorbed, and the pressure in the pipe is limited within a safe range. Therefore, when the discharge pipeline system discharges, the water hammer pressure generated by the discharge pipeline 8 can be timely, quickly and safely absorbed, so that the pressure fluctuation in the discharge pipeline 8 is small, the equipment on the discharge pipeline 8 is effectively protected from being damaged, and the operation safety is guaranteed.
Specifically, one end of the oil cavity 53 is provided with a discharge port, and the discharge port is fixedly connected with the discharge pipeline 8 through a flange.
Specifically, one end of the telescopic airbag 52 is provided with an air inlet 521, an air valve is installed at the air inlet 521, and pressure sensors are installed at the air inlet and the discharge port of the oil chamber 53, so that the pressure in the telescopic airbag 52 can be conveniently detected and adjusted.
Specifically, the telescopic airbag 52 is a rubber airbag, and the rubber airbag is good in telescopic performance and has the advantages of being resistant to friction, corrosion and aging.
In the embodiment, the output end of the oiling reel 6 is connected with the oil storage tank 9; refuel reel 6 and refuel the in-process, can make discharge line 8 in the length range of setting for, stretch to required length wantonly and refuel, have convenient to use's advantage.
compared with the prior art, the utility model discloses a discharge conduit system can in time, fast, safely absorb the water hammer pressure that discharge conduit produced, makes the pressure fluctuation in the discharge conduit little when unloading to effectively protect the equipment damage on the discharge conduit, guarantee operation security.
It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.
Claims (6)
1. The utility model provides a tank car discharge conduit system with absorb water hammer pressure, includes the liquid jar body and oil pump, the discharge opening of the liquid jar body pass through discharge conduit with oil pump connection, the last unloading valve that is provided with of discharge conduit, its characterized in that: the tank truck discharge pipeline system also comprises a filter, a flowmeter and an oiling reel which are sequentially arranged, wherein the input end of the filter is connected with the output end of the oil pump, and an energy accumulator is arranged on a discharge pipeline between the flowmeter and the oiling reel; the energy accumulator comprises a shell, a telescopic air bag arranged in the shell and an oil cavity arranged outside the telescopic air bag, wherein inert compressed gas is filled in the telescopic air bag.
2. the system of claim 1 for the discharge piping of tank trucks with absorption of water hammer pressure, characterized in that: and a discharge port is arranged at one end of the oil cavity and fixedly connected with the discharge pipeline through a flange.
3. The tank truck discharge piping system with water hammer pressure absorption function according to claim 2, characterized in that: one end of the telescopic air bag is provided with an air inlet, and an air valve is installed at the air inlet.
4. the tank truck discharge piping system with water hammer pressure absorption function according to claim 3, characterized in that: and pressure sensors are respectively arranged at the air inlet and the discharge port of the oil cavity.
5. The tank truck discharge piping system with water hammer pressure absorption function according to claim 2, characterized in that: the telescopic air bag is a rubber air bag.
6. The system of claim 1 for the discharge piping of tank trucks with absorption of water hammer pressure, characterized in that: the output end of the oiling reel is connected with the oil storage tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920129825.1U CN209740697U (en) | 2019-01-24 | 2019-01-24 | Tank truck discharge pipeline system capable of absorbing water hammer pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920129825.1U CN209740697U (en) | 2019-01-24 | 2019-01-24 | Tank truck discharge pipeline system capable of absorbing water hammer pressure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209740697U true CN209740697U (en) | 2019-12-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920129825.1U Active CN209740697U (en) | 2019-01-24 | 2019-01-24 | Tank truck discharge pipeline system capable of absorbing water hammer pressure |
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| CN (1) | CN209740697U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109775649A (en) * | 2019-01-24 | 2019-05-21 | 东莞市永强汽车制造有限公司 | A kind of tank truck discharge pipe system with absorption surge pressure |
-
2019
- 2019-01-24 CN CN201920129825.1U patent/CN209740697U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109775649A (en) * | 2019-01-24 | 2019-05-21 | 东莞市永强汽车制造有限公司 | A kind of tank truck discharge pipe system with absorption surge pressure |
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