CN212740717U - Totally-enclosed hydrochloric acid loading device - Google Patents
Totally-enclosed hydrochloric acid loading device Download PDFInfo
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- CN212740717U CN212740717U CN202021544370.9U CN202021544370U CN212740717U CN 212740717 U CN212740717 U CN 212740717U CN 202021544370 U CN202021544370 U CN 202021544370U CN 212740717 U CN212740717 U CN 212740717U
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- exhaust pipe
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- manhole
- hydrochloric acid
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Abstract
A totally-enclosed hydrochloric acid loading device solves the problems that the existing hydrochloric acid loading device can not fundamentally solve the problem that a liquid phase oil filling riser generates hydrogen chloride gas loss when being put into a loading manhole and taken out, and acid mist has great harm and influence on personnel and environment, and comprises a gas phase hose, a fourth exhaust pipe valve and a tank car, wherein one side of the top end of the tank car is provided with the loading manhole, a second sealing cap is arranged inside the loading manhole, the middle part of the second sealing cap is spliced with the liquid phase oil filling riser, a first exhaust pipe is spliced on the tank car at one side of the loading manhole, the middle part of the first exhaust pipe is provided with the second exhaust pipe valve, and one side of the top end of the first exhaust pipe is provided with the first exhaust pipe valve. The loading level of hydrochloric acid is improved.
Description
Technical Field
The utility model relates to a hydrochloric acid loading specifically is a totally closed hydrochloric acid loading device.
Background
At present, two main modes of loading hydrochloric acid are available, one mode is open loading, namely, a hydrochloric acid feeding pipe is directly placed into a loading manhole at the top of a tank car for loading, and hydrogen chloride gas escaping from the loading manhole is collected by a gas collecting hood; the other is that a combined gas-phase hose with a sealing cap at the top of AL1411/AL1412 is inserted into the crane pipe, and hydrogen chloride gas in the tanker is extracted through the gas-phase hose.
The existing hydrochloric acid loading truck cannot fundamentally solve the problem that hydrogen chloride gas escapes when a liquid phase loading arm is put into a loading manhole and taken out, and acid mist has great damage and influence on personnel and environment.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned condition, for overcoming prior art's defect, the utility model provides a totally closed hydrochloric acid loading device, the effectual unable fundamentally of having solved current hydrochloric acid loading solves the hydrogen chloride gas loss that takes place when the liquid phase oil filling riser is put into the loading manhole and is taken out, and the acid mist produces the problem of extremely great injury and influence to personnel and environment.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model comprises a gas-phase hose, a first sealing cap, a first exhaust pipe valve, a second exhaust pipe valve, a first exhaust pipe, a liquid-phase loading arm, a loading manhole, a manhole cover, a second sealing cap, a third exhaust pipe valve, a second exhaust pipe, a fourth exhaust pipe valve and a tank car, wherein one side of the top end of the tank car is provided with the loading manhole, the inside of the loading manhole is provided with the second sealing cap, the middle part of the second sealing cap is spliced with the liquid-phase loading arm, the tank car on one side of the loading manhole is spliced with the first exhaust pipe, the middle part of the first exhaust pipe is provided with the second exhaust pipe valve, one side of the top end of the first exhaust pipe is provided with the first exhaust pipe valve, the other end of the first exhaust pipe is sleeved with the gas-phase hose, the joint of the first exhaust pipe and the gas-phase hose is provided with the first sealing cap, the other side of the top end of the tank car is provided with, and a third exhaust pipe valve is arranged on one side of the top end of the second exhaust pipe.
Preferably, a round hole is formed in the position, corresponding to the liquid phase filling riser, of the second sealing cap.
Preferably, a manhole cover is connected to the loading manhole through a hinge.
Preferably, a round hole is formed in the position, corresponding to the first exhaust pipe, of the tank car.
Preferably, a round hole is formed in the position, corresponding to the second exhaust pipe, of the tank car.
Preferably, the first sealing cap and the second sealing cap are both made of a rubber material.
Has the advantages that: when the utility model is used, before loading, the gas-phase hose is firstly connected with the first sealing cap on the outer wall of the first exhaust pipe to ensure tight connection and no leakage of gas, then the first exhaust pipe valve and the second exhaust pipe valve on the first exhaust pipe are opened, at the moment, the gas-phase hose connected with the negative pressure system starts to pump the tank car, when the tank car is subjected to micro negative pressure, the loading manhole on one side of the top end of the tank car is opened, the liquid-phase crane pipe with the second sealing cap is put into the loading manhole to fill hydrochloric acid, in the loading process, the third exhaust pipe valve and the fourth exhaust pipe valve on the second exhaust pipe on the other side of the top end of the tank car are opened to admit air, after loading is finished, the third exhaust pipe valve and the fourth exhaust pipe valve on the second exhaust pipe on the other side of the top end of the tank car are firstly closed, then the liquid-phase crane pipe is taken out of the loading manhole to reset, the manhole cover is covered, and finally the first exhaust pipe valve and the, disconnecting the gas-phase hose from the first exhaust pipe and resetting until the whole loading procedure is finished, before loading, when a loading manhole is opened, the tank car is under micro negative pressure, the possibility of hydrogen chloride gas leakage does not exist, in the loading process, the liquid phase oil filling riser and the gas phase hose are respectively sealed with the tank car through the second sealing cap and the first sealing cap, the negative pressure system continuously pumps air to the tank car, the possibility of hydrogen chloride gas leakage does not exist, the loading is finished, when the liquid phase oil filling riser is taken out from the loading manhole, the tank car is under micro negative pressure, and the possibility of hydrogen chloride gas leakage does not exist, it is thus clear that whole loading process has really realized zero leakage, the zero pollution of hydrogen chloride, the utility model discloses novel structure, think about ingenious, easy operation, the small investment, the security is high, can realize zero leakage, the zero pollution of hydrogen chloride gas, current loading automatic control system combines together, has improved the level of hydrochloric acid loading.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
reference numbers in the figures: 1. a gas-phase hose; 2. a first sealing cap; 3. a first exhaust pipe valve; 4. a second exhaust valve; 5. a first exhaust pipe; 6. a liquid phase crane pipe; 7. a loading manhole; 8. a manhole cover; 9. a second sealing cap; 10. a third exhaust valve; 11. a second exhaust pipe; 12. a fourth exhaust valve; 13. and (4) tank car.
Detailed Description
The following describes the present invention in further detail with reference to fig. 1.
In the first embodiment, as shown in fig. 1, the utility model provides a totally-enclosed hydrochloric acid loading device, which comprises a gas-phase hose 1, a first sealing cap 2, a first exhaust pipe valve 3, a second exhaust pipe valve 4, a first exhaust pipe 5, a liquid-phase loading arm 6, a loading manhole 7, a manhole cover 8, a second sealing cap 9, a third exhaust pipe valve 10, a second exhaust pipe 11, a fourth exhaust pipe valve 12 and a tank car 13, wherein the loading manhole 7 is arranged on one side of the top end of the tank car 13, the second sealing cap 9 is arranged inside the loading manhole 7, the liquid-phase loading arm 6 is inserted in the middle of the second sealing cap 9, the first exhaust pipe 5 is inserted in the tank car 13 on one side of the loading manhole 7, the second exhaust pipe valve 4 is arranged in the middle of the first exhaust pipe 5, the first exhaust pipe valve 3 is arranged on one side of the top end of the first exhaust pipe 5, the gas-phase hose 1 is sleeved at the other end of the first exhaust pipe 5, the joint of the first exhaust pipe 5 and the gas-phase hose 1 is provided with a first sealing cap 2, the other side of the top end of the tank car 13 is provided with a second exhaust pipe 11, the middle part of the second exhaust pipe 11 is provided with a fourth exhaust pipe valve 12, one side of the top end of the second exhaust pipe 11 is provided with a third exhaust pipe valve 10, and the gas-phase hose 1 is connected with an external negative pressure system and can be an air pump and the like.
The second sealing cap 9 is provided with a round hole corresponding to the liquid phase crane pipe 6, so that the second sealing cap is convenient to be installed and used in a matching way.
The loading manhole 7 is connected with a manhole cover 8 through a hinge, so that the loading manhole 7 is convenient to seal.
The tank wagon 13 is provided with a round hole corresponding to the first exhaust pipe 5, so that the tank wagon is convenient to match, install and use.
The tank car 13 is provided with a round hole corresponding to the position of the second exhaust pipe 11, so that the tank car can be conveniently matched, installed and used.
The first sealing cap 2 and the second sealing cap 9 are both rubber members, which is convenient for sealing.
The working principle is as follows: when the utility model is used, before loading, the gas-phase hose 1 is firstly connected with the first sealing cap 2 on the outer wall of the first exhaust pipe 5 to ensure tight connection and no air leakage, the first exhaust pipe valve 3 and the second exhaust pipe valve 4 on the first exhaust pipe 5 are opened, at the moment, the gas-phase hose 1 connected with the negative pressure system starts to pump the tank wagon 13, when the tank wagon 13 is slightly negatively pressurized, the loading manhole 7 on one side of the top end of the tank wagon 13 is opened, the liquid-phase crane pipe 6 with the second sealing cap 9 is put into the loading manhole 7 to fill hydrochloric acid, during loading, the third exhaust pipe valve 10 and the fourth exhaust pipe valve 12 on the second exhaust pipe 11 on the other side of the top end of the tank wagon 13 are opened to admit air, after loading is finished, the third exhaust pipe valve 10 and the fourth exhaust pipe valve 12 on the second exhaust pipe 11 on the other side of the top end of the tank wagon 13 are firstly closed, then the liquid-phase crane pipe 6 is taken out from the loading manhole 7 to reset, the manhole cover 8 is covered, the first exhaust pipe valve 3 and the second exhaust pipe valve 4 are closed finally, the gas-phase hose 1 and the first exhaust pipe 5 are disconnected and reset, the whole loading procedure is finished, before loading, when the loading manhole 7 is opened, the tank wagon 13 is subjected to micro negative pressure, the possibility of hydrogen chloride gas leakage does not exist, in the loading process, the liquid-phase crane pipe 6 and the gas-phase hose 1 are respectively sealed with the tank wagon 13 through the second sealing cap 9 and the first sealing cap 2, the negative pressure system continuously pumps the tank wagon 13, the possibility of hydrogen chloride gas leakage does not exist, loading is finished, when the liquid-phase crane pipe 6 is taken out from the loading manhole 7, the tank wagon 13 is subjected to micro negative pressure, the possibility of hydrogen chloride gas leakage also does not exist, and therefore, zero leakage and zero pollution of hydrogen chloride are really realized in the whole loading process.
Has the advantages that: the utility model discloses novel structure, think about ingenious, easy operation, the small investment, the security is high, can realize zero leakage, the zero pollution of hydrogen chloride gas, current loading automatic control system combines together, has improved the level of hydrochloric acid loading.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a totally closed hydrochloric acid loading device, includes gas phase hose (1), first sealed cap (2), first blast pipe valve (3), second blast pipe valve (4), first blast pipe (5), liquid phase oil filling riser (6), loading manhole (7), manhole cover (8), second sealed cap (9), third blast pipe valve (10), second blast pipe (11), fourth blast pipe valve (12) and tank wagon (13), its characterized in that: the improved tank truck is characterized in that a loading manhole (7) is formed in one side of the top end of a tank truck (13), a second sealing cap (9) is arranged inside the loading manhole (7), a liquid phase oil filling riser (6) is inserted in the middle of the second sealing cap (9), a first exhaust pipe (5) is inserted in the tank truck (13) on one side of the loading manhole (7), a second exhaust pipe valve (4) is arranged in the middle of the first exhaust pipe (5), a first exhaust pipe valve (3) is arranged on one side of the top end of the first exhaust pipe (5), a gas-phase hose (1) is sleeved at the other end of the first exhaust pipe (5), a first sealing cap (2) is arranged at the joint of the first exhaust pipe (5) and the gas-phase hose (1), a second exhaust pipe (11) is arranged on the other side of the top end of the tank truck (13), a fourth exhaust pipe valve (12) is arranged in the middle of the second exhaust pipe (11), and a third exhaust pipe valve.
2. A totally-enclosed hydrochloric acid loading device as claimed in claim 1, characterized in that the second sealing cap (9) is provided with a round hole at a position corresponding to the liquid phase crane pipe (6).
3. A totally enclosed hydrochloric acid loading device as claimed in claim 1, characterized in that the loading manhole (7) is hinged with a manhole cover (8).
4. A totally-enclosed hydrochloric acid loading device as claimed in claim 1, characterized in that the tank wagon (13) is provided with a round hole at a position corresponding to the first exhaust pipe (5).
5. A totally-enclosed hydrochloric acid loading device as claimed in claim 1, characterized in that the tank car (13) is provided with a circular hole at a position corresponding to the second exhaust pipe (11).
6. A totally enclosed hydrochloric acid truck-loading device according to claim 1, characterized in that the first sealing cap (2) and the second sealing cap (9) are both rubber members.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021544370.9U CN212740717U (en) | 2020-07-30 | 2020-07-30 | Totally-enclosed hydrochloric acid loading device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021544370.9U CN212740717U (en) | 2020-07-30 | 2020-07-30 | Totally-enclosed hydrochloric acid loading device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212740717U true CN212740717U (en) | 2021-03-19 |
Family
ID=75024147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021544370.9U Active CN212740717U (en) | 2020-07-30 | 2020-07-30 | Totally-enclosed hydrochloric acid loading device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212740717U (en) |
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2020
- 2020-07-30 CN CN202021544370.9U patent/CN212740717U/en active Active
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