CN211199127U - Oil gas recovery device with local self-heating function - Google Patents
Oil gas recovery device with local self-heating function Download PDFInfo
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- CN211199127U CN211199127U CN201922479266.XU CN201922479266U CN211199127U CN 211199127 U CN211199127 U CN 211199127U CN 201922479266 U CN201922479266 U CN 201922479266U CN 211199127 U CN211199127 U CN 211199127U
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Abstract
The utility model discloses an oil gas recovery device with local self-heating function, which comprises a shell, an air inlet pipeline, an adsorption pipeline and a recovery pipeline, wherein two self-heating adsorption tanks, an exhaust solenoid valve and a fire-retardant ventilation cap are sequentially connected in series on the adsorption pipeline; a flame arrester is arranged on the air inlet pipeline, the air inlet pipeline is connected with the adsorption pipeline, and a flowmeter, an air inlet electromagnetic valve and a negative pressure gauge are sequentially arranged on the air inlet pipeline; one end of the recovery pipeline is arranged between the adsorption pipeline and the air inlet pipeline, and the recovery pipeline is sequentially connected with a vacuum pump, a check valve, a self-heating recovery tank and a flame arrester in series; the self-heating adsorption tank, the exhaust solenoid valve, the flowmeter, the air inlet solenoid valve, the negative pressure meter, the vacuum pump and the self-heating recovery tank are all connected with the explosion-proof junction box through explosion-proof cables, and the explosion-proof junction box is connected with the controller through the explosion-proof cables. The utility model adopts the above structure an oil gas recovery device who possesses local self-heating function for equipment is applicable to cold environment, guarantees adsorption effect.
Description
Technical Field
The utility model relates to an oil gas recovery device especially relates to an oil gas recovery device who possesses local self-heating function.
Background
Gasoline is an important energy source in the life of people at present, but has very strong volatility, and if the gasoline is allowed to volatilize freely, a large amount of energy is wasted, and more importantly, the environment is polluted. Therefore, during the transportation and storage of gasoline, the recovery of volatile oil and gas is necessary. In the prior art, oil gas recovery mainly comprises technical means such as a condensation method, an absorption method, an adsorption method, a membrane separation method and the like. The condensation method and the adsorption method are the most important means in the step 2, but the condenser consumes a lot of electricity, the equipment price is high, and the maintenance is troublesome. Although the adsorption method is simple to use, the active carbon adsorbent has short service life, cannot be desorbed after adsorption and can cause secondary pollution. Adopt molecular sieve formula adsorption technology among the prior art, can realize the absorption and the desorption of oil gas, all adopt single-stage absorption among the existing equipment, the adsorption effect is poor for the gas of emission can not satisfy the demand of environmental protection, simultaneously because adopt the easy emergence accident of electrical equipment in the equipment, make the security of filling station reduce. Meanwhile, in cold northern areas, the temperature is generally about minus 40 ℃ in winter, but the working temperature of the adsorbing material is between minus 20 ℃ and 40 ℃, so that the adsorption recovery efficiency is reduced in cold environments, and the oil gas treatment cannot meet the environmental protection requirement.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a possess local self-heating function's vapor recovery system device for equipment is applicable to cold environment, guarantees the adsorption effect.
In order to achieve the purpose, the utility model provides an oil gas recovery device with local self-heating function, which comprises a shell, an air inlet pipeline, an adsorption pipeline and a recovery pipeline, wherein the adsorption pipeline is sequentially connected with two self-heating adsorption tanks, an exhaust solenoid valve and a fire-retardant ventilation cap in series;
a flame arrester is arranged at the head end of the air inlet pipeline, the tail end of the air inlet pipeline is connected with the adsorption pipeline, and a flowmeter, an air inlet electromagnetic valve and a negative pressure gauge are sequentially arranged on the air inlet pipeline;
the gas inlet end of the recovery pipeline is arranged between the adsorption pipeline and the gas inlet pipeline, and the recovery pipeline is sequentially connected with a vacuum pump, a check valve, a self-heating recovery tank and a flame arrester in series;
the self-heating adsorption tank, the exhaust solenoid valve the flowmeter the solenoid valve that admits air, the negative pressure table the vacuum pump and self-heating recovery tank all through explosion-proof cable with explosion-proof terminal box in the casing is connected, explosion-proof terminal box through explosion-proof cable with the outer controller of casing is connected.
Preferably, the self-heating adsorption tank comprises an adsorption heat-insulation shell, an adsorption tank body, an explosion-proof heater and a temperature sensor, wherein the temperature sensor, the adsorption tank body and the explosion-proof heater are all arranged in the adsorption heat-insulation shell, the adsorption heat-insulation shell is a double-layer shell, a heat-insulation material is filled in the double-layer shell, and the explosion-proof heater and the temperature sensor are all connected with the explosion-proof junction box through explosion-proof cables.
Preferably, the self-heating recovery tank comprises a recovery heat-insulation shell, a recovery tank body, an explosion-proof heater and a temperature sensor, wherein the temperature sensor, the recovery tank body and the explosion-proof heater are all arranged in the recovery heat-insulation shell, the recovery heat-insulation shell is a double-layer shell, a heat-insulation material is filled in the double-layer shell, and the explosion-proof heater and the temperature sensor are all connected with the explosion-proof junction box through explosion-proof cables.
Preferably, the exhaust solenoid valve and the air inlet solenoid valve are explosion-proof solenoid valves; the flowmeter is an explosion-proof flowmeter; the vacuum pump is an explosion-proof vacuum pump; the negative pressure meter is an explosion-proof negative pressure meter.
Preferably, the controller is arranged in a power distribution room of the gas station, and a touch screen is arranged on the controller.
Therefore, the oil gas recovery device with the local self-heating function, which adopts the structure, realizes two-stage adsorption through the two self-heating adsorption tanks connected in series, and realizes that the adsorption tank body is in an appropriate temperature environment through the heat preservation shell, the explosion-proof heater and the temperature sensor, thereby ensuring the adsorption effect of the adsorption material; meanwhile, the electromagnetic valves in the shell are all explosion-proof electromagnetic valves, the detection mechanism also adopts an explosion-proof flow meter and an explosion-proof negative pressure meter, all the electrical parts are connected by explosion-proof cables, and an explosion-proof junction box is adopted, so that the overall safety of the equipment is improved; the touch screen is arranged outside the shell, and the operation is convenient and quick.
The technical solution of the present invention is further described in detail by the accompanying drawings and examples.
Drawings
Fig. 1 is a schematic diagram of an oil gas recovery device with a local self-heating function according to the present invention;
fig. 2 is the utility model relates to a possesses local self-heating function's oil gas recovery device shell structure sketch map.
Reference numerals
1. A housing; 2. an air intake duct; 21. a main intake valve; 22. an explosion-proof flow meter; 23. an air inlet solenoid valve; 24. an explosion-proof negative pressure meter; 3. an adsorption pipeline; 31. a self-heating adsorption tank; 311. adsorbing a heat preservation shell; 312. an adsorption tank body; 32. an exhaust solenoid valve; 33. a fire retardant ventilation cap; 4. an explosion-proof heater; 5. a temperature sensor; 6. a recovery pipeline; 61. a vacuum pump; 62. a check valve; 63. a self-heating recovery tank; 631. recovering the heat preservation shell; 632. recycling the tank body; 7. a flame arrestor; 8. an explosion-proof cable; 9. an explosion-proof junction box; 10. a controller; 101. a touch screen.
Detailed Description
Examples
Fig. 1 is the utility model relates to an oil gas recovery device schematic diagram that possesses local self-heating function, fig. 2 is the utility model relates to an oil gas recovery device shell structure schematic diagram that possesses local self-heating function, as shown in the figure, an oil gas recovery device that possesses local self-heating function includes casing 1, admission line 2, adsorption pipeline 3 and recovery pipeline 6. The head end of admission line 2 is provided with spark arrester 7 and main valve 21 that admits air, and main valve 21 that admits air is used for the staff to open and close whole equipment, and the tail end of admission line 2 is connected with adsorption piping 3, has set gradually flowmeter, air solenoid valve 23 and negative pressure table on the admission line 2. The negative pressure meter of the embodiment is an explosion-proof negative pressure meter 24, and the flowmeter is an explosion-proof flowmeter 22.
Two self-heating adsorption tanks 31, an exhaust electromagnetic valve 32 and a fire-retardant ventilation cap 33 are sequentially connected in series on the adsorption pipeline 3. Self-heating adsorption tank 31 is including adsorbing heat preservation shell 311, the adsorption tank body 312, explosion-proof heater 4 and temperature sensor 5, and the adsorption tank body of this embodiment adopts molecular sieve formula adsorption tank, and temperature sensor 5, the adsorption tank body 312 and explosion-proof heater 4 all set up in adsorbing heat preservation shell 311, and adsorption heat preservation shell 311 is double shell, and double shell intussuseption is filled with insulation material, and explosion-proof heater 4 and temperature sensor 5 all are connected with explosion-proof terminal box 9 through explosion-proof cable 8.
The air inlet end of the recovery pipeline 6 is arranged between the adsorption pipeline 3 and the air inlet pipeline 2, and the recovery pipeline 6 is sequentially connected with a vacuum pump 61, a check valve, a self-heating recovery tank 63 and a flame arrester 7 in series. The vacuum pump 61 of this embodiment is an explosion-proof vacuum pump. The self-heating recovery tank 63 comprises a recovery heat preservation shell 631, a recovery tank body 632, an explosion-proof heater 4 and a temperature sensor 5, the recovery tank body 632 and the explosion-proof heater 4 are all arranged in the recovery heat preservation shell 631, the recovery heat preservation shell 631 is a double-layer shell, heat preservation materials are filled in the double-layer shell, and the explosion-proof heater 4 and the temperature sensor 5 are all connected with an explosion-proof junction box 9 through an explosion-proof cable 8.
This embodiment sets for the temperature at-10 degrees centigrade to 10 degrees centigrade, and when the temperature was less than-10 degrees centigrade, start explosion-proof heater 5, when the temperature was higher than 10 degrees centigrade, close explosion-proof heater 5 for the adsorption tank body 312 is in suitable operating temperature all the time, makes equipment can be applicable to cold environment, improves absorption efficiency, and temperature control belongs to common setting in electricity field, no longer explains here. Because the flow rate of some gas stations is too small, which results in too large error of the accumulated flow rate, or too large flow rate and is not suitable for time control, the present embodiment adopts time and flow rate accumulation dual control, when one of the parameters of the time or flow rate accumulation reaches a set value, the recovery operation is performed, the air inlet electromagnetic valve 23(S1) and the air outlet electromagnetic valve 32(S2) are closed, and the vacuum pump 61 is started to pump the desorbed gas into the recovery tank 632 for recovery.
The self-heating adsorption tank 31, the exhaust electromagnetic valve 32, the flow meter, the air inlet electromagnetic valve 23, the negative pressure meter, the vacuum pump 61 and the self-heating recovery tank 63 are all connected with an explosion-proof junction box 9 in the shell 1 through an explosion-proof cable 8, and the explosion-proof junction box 9 is connected with a controller 10 outside the shell 1 through the explosion-proof cable 8. The exhaust solenoid valve 32 and the air inlet solenoid valve 23 of this embodiment are explosion-proof solenoid valves, and the controller 10 is provided with the touch-sensitive screen 101 in the distribution room of filling station, on the controller 10, make things convenient for the staff to set for the parameter and look over data.
Therefore, the oil gas recovery device with the local self-heating function, which adopts the structure, realizes two-stage adsorption through the two self-heating adsorption tanks connected in series, and realizes that the adsorption tank body is in an appropriate temperature environment through the heat preservation shell, the explosion-proof heater and the temperature sensor, thereby ensuring the adsorption effect of the adsorption material; meanwhile, the electromagnetic valves in the shell are all explosion-proof electromagnetic valves, the detection mechanism also adopts an explosion-proof flow meter and an explosion-proof negative pressure meter, all the electrical parts are connected by explosion-proof cables, and an explosion-proof junction box is adopted, so that the overall safety of the equipment is improved; the touch screen is arranged outside the shell, and the operation is convenient and quick.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the preferred embodiments, those skilled in the art should understand that: the technical solution of the present invention can still be modified or replaced by other equivalent means, and the modified technical solution can not be separated from the spirit and scope of the technical solution of the present invention.
Claims (5)
1. The utility model provides an oil gas recovery device who possesses local self-heating function, includes casing, inlet line, adsorption pipeline and recovery pipeline, its characterized in that: two self-heating adsorption tanks, an exhaust electromagnetic valve and a fire-retardant ventilation cap are sequentially connected in series on the adsorption pipeline;
a flame arrester is arranged at the head end of the air inlet pipeline, the tail end of the air inlet pipeline is connected with the adsorption pipeline, and a flowmeter, an air inlet electromagnetic valve and a negative pressure gauge are sequentially arranged on the air inlet pipeline;
the gas inlet end of the recovery pipeline is arranged between the adsorption pipeline and the gas inlet pipeline, and the recovery pipeline is sequentially connected with a vacuum pump, a check valve, a self-heating recovery tank and a flame arrester in series;
the self-heating adsorption tank, the exhaust solenoid valve the flowmeter the solenoid valve that admits air, the negative pressure table the vacuum pump and self-heating recovery tank all through explosion-proof cable with explosion-proof terminal box in the casing is connected, explosion-proof terminal box through explosion-proof cable with the outer controller of casing is connected.
2. The oil and gas recovery device with local self-heating function according to claim 1, characterized in that: the self-heating adsorption tank comprises an adsorption heat-insulation shell, an adsorption tank body, an explosion-proof heater and a temperature sensor, wherein the temperature sensor, the adsorption tank body and the explosion-proof heater are all arranged in the adsorption heat-insulation shell, the adsorption heat-insulation shell is a double-layer shell, heat-insulation materials are filled in the double-layer shell, and the explosion-proof heater and the temperature sensor are all connected with the explosion-proof junction box through explosion-proof cables.
3. The oil and gas recovery device with local self-heating function according to claim 1, characterized in that: the self-heating recovery tank comprises a recovery heat-insulation shell, a recovery tank body, an explosion-proof heater and a temperature sensor, wherein the temperature sensor, the recovery tank body and the explosion-proof heater are all arranged in the recovery heat-insulation shell, the recovery heat-insulation shell is a double-layer shell, heat-insulation materials are filled in the double-layer shell, and the explosion-proof heater and the temperature sensor are all connected with the explosion-proof junction box through explosion-proof cables.
4. The oil and gas recovery device with local self-heating function according to claim 1, characterized in that: the exhaust electromagnetic valve and the air inlet electromagnetic valve are explosion-proof electromagnetic valves; the flowmeter is an explosion-proof flowmeter; the vacuum pump is an explosion-proof vacuum pump; the negative pressure meter is an explosion-proof negative pressure meter.
5. The oil and gas recovery device with local self-heating function according to claim 1, characterized in that: the controller is arranged in a distribution room of the gas station, and a touch screen is arranged on the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922479266.XU CN211199127U (en) | 2019-12-31 | 2019-12-31 | Oil gas recovery device with local self-heating function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922479266.XU CN211199127U (en) | 2019-12-31 | 2019-12-31 | Oil gas recovery device with local self-heating function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211199127U true CN211199127U (en) | 2020-08-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922479266.XU Active CN211199127U (en) | 2019-12-31 | 2019-12-31 | Oil gas recovery device with local self-heating function |
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| Country | Link |
|---|---|
| CN (1) | CN211199127U (en) |
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2019
- 2019-12-31 CN CN201922479266.XU patent/CN211199127U/en active Active
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