CN216131765U - Chemical gas leakage compensation device - Google Patents
Chemical gas leakage compensation device Download PDFInfo
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- CN216131765U CN216131765U CN202122535052.7U CN202122535052U CN216131765U CN 216131765 U CN216131765 U CN 216131765U CN 202122535052 U CN202122535052 U CN 202122535052U CN 216131765 U CN216131765 U CN 216131765U
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- pipeline
- safety protection
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- cavity
- transmission pipe
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Abstract
The utility model discloses a chemical gas leakage compensation device, which belongs to the field of leakage compensation and comprises a safety protection cover, a conveying pipeline, a leakage-proof pipeline, a conveying pipe, a compensation box, a conveying port and a sealing piece, wherein the safety protection cover is arranged on the conveying pipeline; a safety protection cavity is arranged in the safety protection cover; the conveying pipeline comprises an inlet pipeline and an outlet pipeline, the inlet pipeline and the outlet pipeline are respectively arranged on the opposite surfaces of the safety protection cover and are connected into the safety protection cavity; can appear revealing in chemical gas's transmission process, the chemical gas who flows out can collect in safty shield temporarily, and under the separation effect of closing member, avoid the gas that reveals to flow in the transmission pipe and discharge from the output pipeline, and according to the quantity of gas of revealing, the closing member can consequently receive the extrusion and remove, and the closing member can be opened the delivery port of connecting the transmission pipe gradually when removing, so that the chemical gas of same kind and concentration pours into, compensate the gas of revealing.
Description
Technical Field
The utility model relates to the field of leakage compensation, in particular to a chemical gas leakage compensation device.
Background
The pipeline transportation has the advantages of large transportation amount, continuity, rapidness, economy, safety, reliability, stability, less investment, less occupied area and low cost, can realize automatic control, has wide application in industrial production, and can transport all chemically stable substances by pipelines in terms of liquid and gas. When the gas transmission pipeline is broken and leaks gas, the purity and concentration of the transported chemical gas are deviated, if the gas with the purity and concentration requirements is used, the gas at the final outlet position cannot meet the required requirements, and if the gas is directly used without examination, unnecessary problems are caused.
SUMMERY OF THE UTILITY MODEL
In view of the problems in the prior art, an object of the present invention is to provide a chemical gas leakage compensation apparatus, which can temporarily collect chemical gas flowing out of a safety shield during the transmission of the chemical gas, and prevent the leaked chemical gas from flowing into a transmission pipe and being discharged from an output pipe under the separation effect of a sealing element, wherein the sealing element is pressed to move according to the amount of the leaked gas, and the sealing element gradually opens a delivery port connected to the transmission pipe during the movement, so that the chemical gas of the same kind and concentration is injected to compensate the leaked gas.
In order to solve the above problems, the present invention adopts the following technical solutions.
A chemical gas leakage compensation device comprises a safety protection cover, a conveying pipeline, a leakage-proof pipeline, a conveying pipe, a compensation box, a conveying port and a closing piece; a safety protection cavity is arranged in the safety protection cover; the conveying pipeline comprises an inlet pipeline and an outlet pipeline, the inlet pipeline and the outlet pipeline are respectively arranged on the opposite surfaces of the safety protection cover and are connected into the safety protection cavity; the anti-leakage pipeline is fixedly arranged in the safety protection cavity, and two ends of the anti-leakage pipeline are respectively connected with the inlet pipeline and the outlet pipeline and are mutually communicated; one end of the transmission pipe is connected to the top of the safety protection cover and communicated with the safety protection cavity, the other end of the transmission pipe is connected and communicated with the output pipeline, and a one-way valve is arranged in the part of the transmission pipe, which is connected with the output pipeline; the compensation box is connected to the top of the safety protection cover, and a compensation cavity is arranged in the compensation box; the conveying port is arranged in the top of the safety protection cover and is communicated with the conveying pipe from the side surface of the conveying pipe; the sealing piece is arranged in the top wall of the safety protection cavity and used for separating the safety protection cavity from the transmission pipe.
Further, a first electromagnetic valve is arranged in the delivery port; the outer surface of the compensation box is provided with a compensation one-way valve communicated with the compensation cavity.
Furthermore, a closed groove is arranged in the top wall of the safety protection cavity, extends into the bottom of the transmission pipe connected with the safety protection cover, and penetrates through the conveying port; a compensation opening is arranged in the end surface of the closing piece close to the side of the conveying opening.
Furthermore, symmetrical fixing plates are fixedly arranged in the top of the conveying opening and are positioned in the compensation opening; a current-limiting plate is arranged in the compensation opening, a rotating shaft with a torsion spring is arranged in the current-limiting plate, and the rotating shaft is in rotating fit with the fixed plate; a fixed block is arranged in the end face of the side of the current-limiting plate in a sliding manner; the top of the compensation opening is fixedly provided with a telescopic rod, and the telescopic rod is hinged with the fixed block.
Further, the transmission pipe is the cuboid, and inside is equipped with the cavity, and the cavity runs through transmission pipe top, and transmission pipe bottom internal fixation is equipped with the second solenoid valve.
Further, the bottom of the delivery port is internally fixedly provided with a leakage-proof plate, the leakage-proof plate divides the compensation port into two areas in the height direction, and the top of the leakage-proof plate is in contact with the bottom of the current-limiting plate.
Further, an exhaust piece is fixedly connected between the safety protection cover and the transmission pipe, and the exhaust piece is convex; an exhaust cavity is arranged in the exhaust piece, the exhaust cavity is convex, and the exhaust cavity is respectively communicated with the safety protection cavity, the transmission pipe and the outside of the exhaust piece; an air extractor is arranged in the exhaust cavity; the top of the exhaust cavity is provided with a filter element.
Compared with the prior art, the utility model has the advantages that:
one, this scheme appears revealing in chemical gas's transmission course, the chemical gas that flows can collect temporarily in safty shield, and under the separation effect of closing member, avoid the gas that reveals to flow into in the transmission pipe and discharge from the output pipeline, and according to the quantity of gas that reveals, the closing member can consequently receive the extrusion and remove, and the closing member can be opened the delivery port of connecting the transmission pipe gradually when removing, so that the chemical gas of same kind and concentration pours into, compensate the gas that reveals, and compensate the quantity of gas that reveals simultaneously, so as to avoid the chemical gas that transports can not consequently appear the deviation that purity and concentration appear, and influence the gas requirement of final exit position.
Two, this scheme carries out the separation through the restriction board to the chemical industry gas that flows in the transfer line, avoids chemical industry gas consequently to get into and remains in the transfer port, and at the compensation during operation, if the chemical industry gas that compensates contacts with residual gas, unexpected accident can consequently appear, and the leak protection board can be when the transfer port circulation and close, all avoids in the gas entering compensation port to and cause in the transfer port to remain through the compensation port inflow.
Third, this scheme is before the safety protection intracavity is discharged into to chemical industry gas, and the gas in safety protection casing and the transmission pipe can be bled and is discharged to the pump, avoids the gas in safety protection casing and the transmission pipe to cause the influence to the chemical industry gas that transmits, and the combustion gas can carry out filtration treatment through filtering piece, guarantees that the combustion gas can not cause harm to personnel and environment. The gas in the compensation box can be compensated into the safety protection cavity or the transmission pipe to ensure that the flowing gas in the transmission pipe is the same as the transported gas, so that the output pipeline can be compensated in time, and the change influence of the purity and the concentration of the gas can not be generated.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic front view of the present invention;
FIG. 3 is a schematic view of the structure of the present invention at A;
FIG. 4 is a schematic view of the structure of the present invention at B;
FIG. 5 is a schematic cross-sectional view of FIG. 4 according to the present invention;
FIG. 6 is a schematic view of the structure of the present invention at point C.
The reference numbers in the figures illustrate:
the device comprises a safety protection cover 1, a safety protection cavity 11, a transportation pipeline 2, an inlet pipeline 21, an output pipeline 22, a leakage-proof pipeline 3, a transmission pipe 4, a main control one-way valve 5, a compensation box d1, a compensation one-way valve d2, a compensation cavity d11, a delivery port d12, a first electromagnetic valve d13, a sealing piece d4, a compensation port d41, a second electromagnetic valve d5, a flow limiting plate d6, an expansion rod d61, a fixing block d62, a fixing plate d63, a leakage-proof plate d7, an exhaust piece d8, an exhaust cavity d81, an air extractor d82 and a filter piece d 83.
Detailed Description
Referring to fig. 1-5, a chemical gas leakage compensation device includes a safety shield 1, a transportation pipeline 2, a leakage-proof pipeline 3, a transportation pipe 4, a compensation box d1, a delivery port d12 and a sealing piece d 4; a safety protection cavity 11 is arranged in the safety protection cover 1; the conveying pipeline 2 comprises an inlet pipeline 21 and an outlet pipeline 22, wherein the inlet pipeline 21 and the outlet pipeline 22 are respectively arranged on the opposite surfaces of the safety protection cover 1 and are connected into the safety protection cavity 11; the anti-leakage pipeline 3 is fixedly arranged in the safety protection cavity 11, and two ends of the anti-leakage pipeline are respectively connected with the inlet pipeline 21 and the outlet pipeline 22 and are mutually communicated; one end of a transmission pipe 4 is connected to the top of the safety protection cover 1 and communicated with the safety protection cavity 11, the other end of the transmission pipe 4 is connected and communicated with the output pipeline 22, and a one-way valve 5 is arranged in the part, connected with the output pipeline 22, of the transmission pipe 4; the compensation box d1 is connected to the top of the safety shield 1, and a compensation cavity d11 is arranged in the compensation box d 1; the conveying port d12 is arranged in the top of the safety shield 1 and is communicated with the conveying pipe 4 from the side surface of the conveying pipe 4; a closure d4 is provided in the top wall of the safety chamber 11 for separating the safety chamber 11 and the transfer tube 4. A first electromagnetic valve d13 is arranged in the delivery port d 12; the outer surface of the compensation tank d1 is provided with a compensation check valve d2 communicated with the compensation chamber d 11.
Referring to fig. 4, a closed groove d3 is formed in the top wall of the safety protection chamber 11, and the closed groove d3 extends into the bottom of the transmission pipe 4 connected to the safety protection cover 1 and penetrates through the transportation port d 12; the closing piece d4 is provided with a compensation port d41 near the side end face of the delivery port d 12.
Referring to fig. 3-5, a symmetrical fixing plate d63 is fixedly disposed in the top of the conveying opening d12, and the fixing plate d63 is located in the compensation opening d 41; a flow limiting plate d6 is arranged in the compensation opening d41, a rotating shaft with a torsion spring is arranged in the flow limiting plate d6, and the rotating shaft is in rotating fit with the fixed plate d 63; a fixed block d62 is arranged in the end face of the side of the flow limiting plate d6 in a sliding manner; the top of the compensation port d41 is fixedly provided with an expansion rod d61, and the expansion rod d61 is hinged with the fixed block d 62. The transmission pipe 4 is the cuboid, and inside is equipped with the cavity, and the cavity runs through transmission pipe 4 top, and transmission pipe 4 bottom internal fixation is equipped with second solenoid valve d5, and second solenoid valve d5 is in normally closed state. The bottom of the delivery port d12 is internally fixed with a leakage-proof plate d7, the leakage-proof plate d7 divides the compensation port d41 into two areas in the height direction, and the top of the leakage-proof plate d7 is contacted with the bottom of the current-limiting plate d 6.
Referring to fig. 6, an exhaust member d8 is fixedly connected between the safety shield 1 and the transmission pipe 4, and the exhaust member d8 is convex; an exhaust cavity d81 is formed in the exhaust piece d8, the exhaust cavity d81 is convex, and the exhaust cavity d81 is communicated with the safety protection cavity 11, the transmission pipe 4 and the outside of the exhaust piece d8 respectively; an air extractor d82 is arranged in the exhaust cavity d 81; the top of the exhaust cavity d81 is provided with a filter element d 83.
Before delivery, the operator can make the gas temporarily stored in the compensation chamber d11 by adding the chemical gas required for delivery from the compensation check valve d 2. At the same time, the air pump d82 will be activated under the control of the PLC, and will first evacuate the remaining gas in the transfer pipe 4, and the pressure in the safety chamber 11 and the transfer pipe 4 will change, so that the pressure in the safety chamber 11 is greater than the pressure in the transfer pipe 4, and the closing member d4 will be forced to move upwards. Meanwhile, the telescopic rod d61 moves along with the closing piece d4, under the action of the fixed block d62, the flow limiting plate d6 rotates counterclockwise around the rotating shaft thereof, so that the delivery port d12 is opened, air in the delivery port d12 is exhausted along with the action of the air extractor d82, after a certain amount of air is exhausted, the air extractor d82 is automatically closed, and meanwhile, the first electromagnetic valve d13 receives a signal that the air extractor d82 is closed and is accordingly opened under the control of the PLC, so that the air in the compensation cavity d11 can be transmitted into the transmission pipe 4 through the delivery port d12, the space in the transmission pipe 4 is compensated, and the same air as the transmitted air flows in the transmission pipe 4 is ensured.
Secondly, after the first electromagnetic valve d13 compensates the same amount of discharged air, the air extractor d82 is started again to extract the air in the safety protection chamber 11, and when a certain amount of air is extracted, the second electromagnetic valve d5 is opened again to transfer the air in the compensation chamber d11 into the safety protection chamber 11, so as to ensure that the same gas as the transported gas flows in the safety protection chamber 11, and the conditions of insufficient purity and concentration of the gas discharged into the output pipeline 22 do not occur.
When carrying chemical industry gas through transport pipe way 2, chemical industry gas flows into from entering pipeline 21 and discharges from preventing leaking pipeline 3 and output pipeline 22 again, and from entering pipeline 21, the chemical industry gas that output pipeline 22 and prevent leaking the pipeline 3 junction and reveal can consequently get into safety protection chamber 11, the gas that fills in safety protection chamber 11 can become many, and make atmospheric pressure crescent, make consequently the rebound of closure piece d4, second solenoid valve d5 can be closed under PLC's control simultaneously, avoid the gaseous transmission pipe 4 that gets into of revealing in the safety protection chamber 11.
Claims (7)
1. The utility model provides a chemical industry gas leakage compensation arrangement which characterized in that: comprises a safety shield (1), a transport pipeline (2), a leakage-proof pipeline (3), a transmission pipe (4), a compensation box (d 1), a delivery port (d 12) and a sealing piece (d 4);
a safety protection cavity (11) is arranged in the safety protection cover (1);
the conveying pipeline (2) comprises an inlet pipeline (21) and an outlet pipeline (22), wherein the inlet pipeline (21) and the outlet pipeline (22) are respectively arranged on the opposite surfaces of the safety protection cover (1) and are connected into the safety protection cavity (11);
the anti-leakage pipeline (3) is fixedly arranged in the safety protection cavity (11), and two ends of the anti-leakage pipeline are respectively connected with the inlet pipeline (21) and the outlet pipeline (22) and are communicated with each other;
one end of the transmission pipe (4) is connected to the top of the safety protection cover (1) and is communicated with the safety protection cavity (11), the other end of the transmission pipe (4) is connected and communicated with the output pipeline (22), and a check valve (5) is arranged in the part of the transmission pipe (4) connected with the output pipeline (22);
the compensation box (d 1) is connected to the top of the safety shield (1), and a compensation cavity (d 11) is arranged in the compensation box (d 1);
the conveying port (d 12) is arranged in the top of the safety protection cover (1) and is communicated with the conveying pipe (4) from the side surface of the conveying pipe (4);
a closure (d 4) is provided in the top wall of the safety chamber (11) for separating the safety chamber (11) from the transfer tube (4).
2. A chemical gas leakage compensating device according to claim 1, wherein: a first electromagnetic valve (d 13) is arranged in the delivery port (d 12); the outer surface of the compensation tank (d 1) is provided with a compensation check valve (d 2) communicated with the compensation cavity (d 11).
3. A chemical gas leakage compensating device according to claim 1, wherein: a closed groove (d 3) is arranged in the top wall of the safety protection cavity (11), the closed groove (d 3) extends into the bottom of the transmission pipe (4) connected with the safety protection cover (1) and penetrates through the transmission port (d 12); the closing piece (d 4) is provided with a compensation port (d 41) near the end face of the side of the delivery port (d 12).
4. A chemical gas leakage compensating device according to claim 3, wherein: symmetrical fixing plates (d 63) are fixedly arranged in the top of the conveying port (d 12), and the fixing plates (d 63) are positioned in the compensation port (d 41);
a flow limiting plate (d 6) is arranged in the compensation opening (d 41), a rotating shaft with a torsion spring is arranged in the flow limiting plate (d 6), and the rotating shaft is in rotating fit with the fixing plate (d 63);
a fixed block (d 62) is arranged in the end surface of the side of the flow limiting plate (d 6) in a sliding way;
the top of the compensation port (d 41) is fixedly provided with a telescopic rod (d 61), and the telescopic rod (d 61) is hinged with the fixed block (d 62).
5. A chemical gas leakage compensating device according to claim 1, wherein: a second electromagnetic valve (d 5) is fixedly arranged in the bottom of the transmission pipe (4).
6. A chemical gas leakage compensating device according to claim 1, wherein: a leakage-proof plate (d 7) is fixedly arranged in the bottom of the delivery port (d 12).
7. A chemical gas leakage compensating device according to claim 1, wherein: an exhaust piece (d 8) is fixedly connected between the safety shield (1) and the transmission pipe (4);
an exhaust cavity (d 81) is arranged in the exhaust piece (d 8), and the exhaust cavity (d 81) is respectively communicated with the safety protection cavity (11), the transmission pipe (4) and the outside of the exhaust piece (d 8);
an air extractor (d 82) is arranged in the exhaust cavity (d 81);
the top of the exhaust cavity (d 81) is provided with a filter element (d 83).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122535052.7U CN216131765U (en) | 2021-10-19 | 2021-10-19 | Chemical gas leakage compensation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122535052.7U CN216131765U (en) | 2021-10-19 | 2021-10-19 | Chemical gas leakage compensation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216131765U true CN216131765U (en) | 2022-03-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122535052.7U Active CN216131765U (en) | 2021-10-19 | 2021-10-19 | Chemical gas leakage compensation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216131765U (en) |
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2021
- 2021-10-19 CN CN202122535052.7U patent/CN216131765U/en active Active
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