CN209777309U - Vehicle-mounted explosion-proof storage and transportation oil tank with high liquid level automatic protection function - Google Patents
Vehicle-mounted explosion-proof storage and transportation oil tank with high liquid level automatic protection function Download PDFInfo
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- CN209777309U CN209777309U CN201822175089.1U CN201822175089U CN209777309U CN 209777309 U CN209777309 U CN 209777309U CN 201822175089 U CN201822175089 U CN 201822175089U CN 209777309 U CN209777309 U CN 209777309U
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Abstract
A vehicle-mounted anti-explosion storage and transportation oil tank with high liquid level automatic protection comprises an oil tank body, wherein a manhole, an oil inlet pipe and an oil outlet pipe are arranged on the oil tank body, stop valves are respectively arranged on the outer pipe sections of the oil tank body, the oil inlet pipe is arranged at the rear end of the oil tank body, the inner pipe section of the oil inlet pipe, which is positioned in the oil tank body, is of a structure which extends upwards to the limited height of the liquid level designed by the oil tank and is bent downwards, the downstream outlet of the oil inlet pipe is positioned at the low position in the oil tank body, a mechanical high-position ball float valve is arranged on the inner pipe section, the mechanical high-position ball float valve is positioned below the bent part, when a floating ball of the mechanical high-position ball float valve floats at the limited height of the liquid level, the mechanical high-position ball float valve is closed, and a maintenance hole is arranged.
Description
Technical Field
The utility model relates to an on-vehicle warehousing and transportation oil tank, in particular to on-vehicle explosion-proof warehousing and transportation oil tank of high liquid level automatic protection.
Background
When the conventional vehicle-mounted storage and transportation oil tank is filled with oil, an operator usually connects an oil supply pipe with an oil inlet pipe of the storage and transportation oil tank and then manually opens a stop valve of the oil supply pipe to enable the oil to flow into a cavity of the storage and transportation oil tank. In order to prevent excessive oiling, some vehicle-mounted oil storage and transportation tanks are provided with a high-liquid-level electronic alarm at the top of the oil storage and transportation tank, and when the entering oil reaches a set high liquid level, the electronic alarm gives an alarm to remind workers of closing the stop valve of the oil supply pipe in time and stopping oil feeding. However, the electronic alarm can only give an alarm and cannot automatically control the oiling, and once the electronic alarm fails to give an alarm in time or a worker is distracted and does not close the stop valve of the oil supply pipe in time, the phenomenon of excessive oiling can occur, so that the explosion accident of the oil material caused by expansion in the transportation process is caused.
Disclosure of Invention
The utility model aims at providing a vehicle-mounted explosion-proof storage and transportation oil tank of high liquid level automatic protection to the not enough of prior art existence, it can be according to the storage and transportation oil tank maximum safe oil storage capacity of design, and self-closing advances oil pipe stop valve, avoids leading to the incident to take place because of refueling excessively.
The purpose of the utility model is realized like this: a vehicle-mounted explosion-proof storage and transportation oil tank with high liquid level automatic protection comprises an oil tank body, wherein a manhole, an oil inlet pipe and an oil outlet pipe are arranged on the oil tank body, stop valves are respectively arranged on the outer pipe sections of the oil tank body, the oil inlet pipe is arranged at the rear end of the oil tank body, the inner pipe section of the oil inlet pipe, which is positioned in the oil tank body, is of a structure which extends upwards to the limited height of the liquid level designed by the oil tank and is bent downwards, the downstream outlet of the oil inlet pipe is positioned at the low position in the oil tank body, a mechanical high-position ball float valve is arranged on the inner pipe section and is positioned below the bent part, a mechanical high-position ball float valve is closed when a floating ball of the mechanical high-position ball float valve floats at the limited height of the liquid level, and a maintenance hole is arranged at the top of the oil tank body.
The top of the oil tank body is provided with a high liquid level alarm, and the alarm liquid level of the high liquid level alarm is lower than the closing position of the mechanical high-level ball float valve.
The high liquid level alarm adopts an explosion-proof electronic type high liquid level alarm.
The part of the oil outlet pipe, which is positioned in the cavity of the oil tank body, is a floating oil discharging pipe, the floating oil discharging pipe is a hose, a hard pipe orifice is installed at the upstream end of the hose, and a floater is connected to the hard pipe orifice and drives the hard pipe orifice to move up and down along with the change of the liquid level through the floater, so that the floating oil discharging pipe discharges oil from the high position of oil.
The inner cavity of the oil tank body is filled with latticed high-polymer explosion suppression material blocks, and the latticed high-polymer explosion suppression material blocks are communicated with each other.
And the hole-lattice-shaped high-polymer explosion suppression material block is provided with an inner pipe section serving as an oil inlet pipe and a space for yielding a floating ball of the mechanical high-level floating ball valve in a lifting motion manner.
And the latticed macromolecular explosion suppression material block is provided with an overhaul channel communicated with the manhole, and the floating oil drain pipe is positioned in the space of the overhaul channel.
The upstream end of the external pipe section stop valve of the oil inlet pipe is connected with a three-way conversion valve, a first port of the three-way conversion valve is connected with the downstream end of a pressure pump, a second port of the three-way conversion valve is connected with the upstream end of the stop valve, a third port of the three-way conversion valve is provided with a first pipe orifice joint, and the upstream end of the pressure pump is provided with a second pipe orifice joint.
The three-way change-over valve is a four-position three-way ball valve, and the pipe orifice joint is a quick joint.
By adopting the scheme, the oil inlet pipe is arranged at the rear end of the oil tank body, the inner pipe section of the oil inlet pipe positioned in the oil tank body is of a structure which extends upwards to the limited height of the liquid level designed by the oil tank and is bent downwards, the downstream outlet of the oil inlet pipe is positioned at the low position in the oil tank body, the inner pipe section is provided with the mechanical high-position ball float valve, and the mechanical high-position ball float valve is positioned below the bent part, so that the mechanical high-position ball float valve is closed when the floating ball of the mechanical high-position ball float valve floats at the limited height of the liquid level. The structure can ensure that when oil is fed through the oil inlet pipe, the oil enters the cavity of the oil tank body from the downstream outlet of the oil inlet pipe, the liquid level rises along with the increase of the oil in the cavity, the liquid level pushes the floating ball to rise before the liquid level limiting height is approached, the mechanical high-level floating ball valve is automatically closed until the floating ball reaches the liquid level limiting height, the oil feeding is stopped, and the potential safety hazard caused by excessive oil feeding can be effectively prevented.
The top of the oil tank body is provided with a high liquid level alarm, and the alarm liquid level of the high liquid level alarm is lower than the liquid level of the mechanical high-level ball float valve. And the upstream end of the external pipe section stop valve of the oil inlet pipe is connected with a pressure pump through a three-way change-over valve, the third port of the three-way change-over valve is provided with a first pipe orifice joint, and the upstream end of the pressure pump is provided with a second pipe orifice joint. Just so can be when adopting the force pump of taking certainly to refuel, high liquid level alarm is close the liquid level when injecing the height at the oil liquid level, sends out the warning before the prerequisite is closed to mechanical type high-order ball-cock assembly, and the staff can make force pump stop work, avoids still taking place at the phenomenon of work because of mechanical type high-order ball-cock assembly closes the back force pump, prevents that force pump from damaging.
The present invention will be further explained with reference to the drawings and examples.
Drawings
Fig. 1 is a top view of the present invention;
3 FIG. 3 2 3 is 3 a 3 sectional 3 view 3 taken 3 along 3 line 3 A 3- 3 A 3 of 3 FIG. 3 1 3; 3
FIG. 3 is a sectional view taken along line B-B of FIG. 1;
FIG. 4 is a cross-sectional view taken along line C-C of FIG. 1;
Fig. 5 is a block of filled cellular polymeric explosion suppression material.
Detailed Description
Referring to fig. 1 to 5, an embodiment of a vehicle-mounted explosion-proof storage and transportation oil tank with high liquid level automatic protection comprises an oil tank body 1, wherein a manhole 4, an oil inlet pipe 9 and an oil outlet pipe 10 are arranged on the oil tank body 1, the oil inlet pipe 9 is arranged on an outer pipe section of the oil tank body 1 and is provided with a stop valve 2, and the oil outlet pipe 10 is arranged on an outer pipe section of the oil tank body 1 and is provided with a stop valve 3. The oil inlet pipe 9 is arranged at the rear end of the oil tank body 1, the inner pipe section 9-1 of the oil inlet pipe 9, which is positioned in the oil tank body 1, is of a structure which extends upwards to the limited height of the liquid level of the oil tank design and bends downwards, the downstream outlet of the oil inlet pipe 9 is positioned at the lower position in the oil tank body 1, the mechanical high-position ball float valve 5 is arranged on the inner pipe section 9-1, the mechanical high-position ball float valve 5 is positioned below the bent part, when the ball float 5-1 of the mechanical high-position ball float valve 5 floats at the limited height of the liquid level, the mechanical high-position ball float valve 5 is closed, the top of the oil tank body 1 is provided with a maintenance hole 8, and the maintenance hole 8 is positioned above the mechanical high-position. The part of the oil outlet pipe 10, which is positioned in the cavity of the oil tank body 1, is a floating oil outlet pipe 19, the floating oil outlet pipe 19 is a hose, the upstream end of the hose is provided with a hard pipe orifice 20, a floater 21 is connected to the hard pipe orifice, and the floater 21 drives the hard pipe orifice 20 to move up and down along with the change of the liquid level, so that the floating oil outlet pipe 19 discharges oil from the high position of oil. The inner cavity of the oil tank body 1 can be filled with a latticed high-polymer explosion suppression material block 13, and the latticed holes of the latticed high-polymer explosion suppression material block 13 are communicated with each other. The hole-shaped high polymer explosion suppression material block 13 is provided with an inner pipe section 9-1 of the oil inlet pipe 9 and a space for the lifting movement of a floating ball 5-1 of the mechanical high-level floating ball valve 5 to give way. And the latticed macromolecular explosion suppression material block 13 is provided with an overhaul channel 12 communicated with a manhole, and the floating oil drain pipe is positioned in the space of the overhaul channel 12.
Further, the upstream end of the stop valve 2 on the outer pipe section of the oil inlet pipe 9 is connected with a three-way switching valve 30, a first port of the three-way switching valve 30 is connected with the downstream end of a pressure pump 50, a second port of the three-way switching valve is connected with the upstream end of the stop valve 2, a third port of the three-way switching valve is provided with a first pipe orifice joint 40, and the upstream end of the pressure pump 50 is provided with a second pipe orifice joint 41. The three-way change-over valve 30 is a four-position three-way ball valve, and the pipe orifice joint is a quick joint.
Further, a high liquid level alarm 8 is arranged at the top of the oil tank body 1, and the alarm liquid level of the high liquid level alarm 8 is lower than the closing position of the mechanical high-level ball float valve. The high liquid level alarm 8 is preferably an explosion-proof electronic high liquid level alarm.
The utility model discloses when refueling, if adopt the pressure fuel feeding equipment of oil depot to refuel, supply oil pipe and the first mouth of pipe of oil depot to connect 40, adjust three-way change-over valve 30 to first mouth of pipe joint 40 and advance oil pipe 9 UNICOM's state, it is out of work from the force pump 50 of area, open the stop valve 2 that advances oil pipe 9 and to refuel to the internal chamber of oil tank, the oil gets into the internal chamber of oil tank through first mouth of pipe joint 40 through advancing oil pipe 9, 1 intracavity oil liquid level of the oil tank risees gradually, contact with 5-1 of the floater of mechanical type high-order ball cock assembly 5, promote floater 5-1 and rise gradually, when the oil liquid level rises to the warning liquid level of high liquid level alarm 8, high liquid level alarm 8 sends the warning, the staff can close and supply oil pipe, stop refueling. The shut-off valve 2 of the oil feed pipe 9 is then closed. If the oil supply pipe is not closed in time by the staff, the liquid level of the oil material continuously rises until the floating ball 5-1 is pushed to gradually rise to the closed position of the mechanical high-position floating ball valve 5, so that the mechanical high-position floating ball valve 5 is closed, the oil supply pipeline is automatically closed, the oil supply is stopped, and the excessive oil supply is prevented.
If the pressure pump 50 of the oil storage and transportation tank is used for pressure oiling, the second pipe orifice joint 41 is connected with an external oil pumping pipe, the three-way switching valve 30 is adjusted to the state that the first port is communicated with the second port, the third port is closed, the stop valve 2 of the oil inlet pipe 9 is opened, the pressure pump 50 is started to work, and then oil in a normal-pressure oil container can be pumped into the cavity of the oil tank body 1. When the liquid level of the oil in the cavity of the oil tank body 1 gradually rises and is contacted with the floating ball 5-1 of the mechanical high-level floating ball valve 5, the floating ball 5-1 is pushed to gradually rise, when the liquid level of the oil rises to the alarm liquid level of the high-level alarm 8, the high-level alarm 8 sends out alarm warning, and a worker can turn off the pressure pump 50 and stop oiling. The shut-off valve 2 of the oil feed pipe 9 is then closed. If the pressure pump 50 is not closed in time by the operator, the liquid level of the oil material continues to rise until the floating ball 5-1 is pushed to gradually rise to the closed position of the mechanical high-position floating ball valve 5, so that the mechanical high-position floating ball valve 5 is closed, the oil inlet pipe 9 is automatically closed to stop the oil filling, and the potential safety hazard caused by excessive oil filling is prevented from being buried.
Claims (9)
1. The utility model provides a high liquid level automatic protection's on-vehicle explosion-proof warehousing and transportation oil tank, includes the oil tank body, be provided with the manhole on the oil tank body and advance oil pipe, go out oil pipe, advance oil pipe, go out oil pipe and be located the outer pipeline section of the oil tank body and install stop valve, its characterized in that respectively: the oil inlet pipe is arranged at the rear end of the oil tank body, the inner pipe section of the oil inlet pipe, which is positioned in the oil tank body, is of a structure which extends upwards and extends over the designed liquid level limit height of the oil tank and is bent downwards, the downstream outlet of the oil inlet pipe is positioned at the low position in the oil tank body, a mechanical high-position ball float valve is arranged on the inner pipe section and is positioned below the bent part, when a floating ball of the mechanical high-position ball float valve floats at the liquid level limit height, the mechanical high-position ball float valve is closed, a maintenance hole is arranged at the top of the oil tank body, and the maintenance hole is positioned above the mechanical high-position ball float valve.
2. The high-liquid-level automatic protection vehicle-mounted explosion-proof oil storage and transportation tank as claimed in claim 1, wherein: the top of the oil tank body is provided with a high liquid level alarm, and the alarm liquid level of the high liquid level alarm is lower than the closing position of the mechanical high-level ball float valve.
3. The high-liquid-level automatic protection vehicle-mounted explosion-proof oil storage and transportation tank as claimed in claim 2, wherein: the high liquid level alarm adopts an explosion-proof electronic type high liquid level alarm.
4. the high-liquid-level automatic protection vehicle-mounted explosion-proof oil storage and transportation tank as claimed in claim 1, wherein: the part of the oil outlet pipe, which is positioned in the cavity of the oil tank body, is a floating oil discharging pipe, the floating oil discharging pipe is a hose, a hard pipe orifice is installed at the upstream end of the hose, and a floater is connected to the hard pipe orifice and drives the hard pipe orifice to move up and down along with the change of the liquid level through the floater, so that the floating oil discharging pipe discharges oil from the high position of oil.
5. the high-liquid-level automatic protection vehicle-mounted explosion-proof oil storage and transportation tank as claimed in claim 1, wherein: the inner cavity of the oil tank body is filled with latticed high-polymer explosion suppression material blocks, and the latticed high-polymer explosion suppression material blocks are communicated with each other.
6. the high-liquid-level automatic protection vehicle-mounted explosion-proof oil storage and transportation tank as claimed in claim 5, wherein: and the hole-lattice-shaped high-polymer explosion suppression material block is provided with a space for yielding an inner pipe section of the oil inlet pipe and yielding a floating ball of the mechanical high-level ball float valve in a lifting motion manner.
7. The high-liquid-level automatic protection vehicle-mounted explosion-proof oil storage and transportation tank as claimed in claim 6, wherein: and the latticed macromolecular explosion suppression material block is provided with an overhaul channel communicated with the manhole, and the floating oil drain pipe is positioned in the space of the overhaul channel.
8. The high-liquid-level automatic protection vehicle-mounted explosion-proof oil storage and transportation tank as claimed in claim 1, wherein: the upstream end of the outer pipe section stop valve of the oil inlet pipe is connected with a three-way conversion valve, a first port of the three-way conversion valve is connected with the downstream end of the pressure pump, a second port of the three-way conversion valve is connected with the upstream end of the stop valve, a third port of the three-way conversion valve is provided with a first pipe orifice joint, and the upstream end of the pressure pump is provided with a second pipe orifice joint.
9. The high-liquid-level automatic protection vehicle-mounted explosion-proof oil storage and transportation tank as claimed in claim 8, wherein: the three-way change-over valve is a four-position three-way ball valve, and the pipe orifice joint is a quick joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822175089.1U CN209777309U (en) | 2018-12-24 | 2018-12-24 | Vehicle-mounted explosion-proof storage and transportation oil tank with high liquid level automatic protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822175089.1U CN209777309U (en) | 2018-12-24 | 2018-12-24 | Vehicle-mounted explosion-proof storage and transportation oil tank with high liquid level automatic protection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209777309U true CN209777309U (en) | 2019-12-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822175089.1U Active CN209777309U (en) | 2018-12-24 | 2018-12-24 | Vehicle-mounted explosion-proof storage and transportation oil tank with high liquid level automatic protection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209777309U (en) |
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2018
- 2018-12-24 CN CN201822175089.1U patent/CN209777309U/en active Active
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