CN214634208U

CN214634208U - Automatic recovery processing device of oil reservoir

Info

Publication number: CN214634208U
Application number: CN202120339438.8U
Authority: CN
Inventors: 余明春; 黄展; 汪俊成; 王柯涵; 赵铁羽; 邓梦馨; 杨钊; 陈亮; 李远刚; 戴永春; 韩海燕; 程英
Original assignee: STATE GRID CHONGQING ELECTRIC POWER COMPANY BISHAN POWER SUPPLY BRANCH; State Grid Corp of China SGCC
Current assignee: STATE GRID CHONGQING ELECTRIC POWER COMPANY BISHAN POWER SUPPLY BRANCH; State Grid Corp of China SGCC
Priority date: 2021-02-05
Filing date: 2021-02-05
Publication date: 2021-11-09
Anticipated expiration: 2031-02-05

Abstract

The utility model provides an automatic recovery processing device of oil reservoir relates to the technical field in accident oil pool, including the recovery pond that is used for accomodating the different and immiscible mixed liquid of density, the separation recovery mechanism that is used for separating and retrieving the flotation layer liquid, install the thickness that is used for detecting the flotation layer liquid in the recovery pond and start the response mechanism that the separation recovered the mechanism. The scheme has the advantage of automatically recovering the floating layer liquid.

Description

Automatic recovery processing device of oil reservoir

Technical Field

The utility model relates to a technical field in accident oil bath especially relates to an automatic recovery processing device of oil reservoir.

Background

The existing quantity of oil-immersed transformers is huge and widely used, and transformer oil inside the oil-immersed transformers plays roles in insulation, cooling and heat dissipation. When the transformer is overhauled or a transformer is in trouble, oil leakage and oil injection can occur, a large amount of transformer oil splashes out of the transformer in a short time and leaks to the periphery, and pollution is caused to the transformer substation and the surrounding environment.

According to the prior art, the existing accident oil pool adopts a gravity type oil-water separation method, the mixture of transformer oil and water is discharged into the accident oil pool, the characteristics that the oil is insoluble in water and lighter than the water are utilized, so that the water entering the accident oil pool forms base layer liquid at the bottom, the oil forms floating layer liquid floating on the surface layer of the base layer liquid, the oil and the water are separated in a physical separation mode, the base layer liquid in the oil pool is naturally discharged by utilizing the principle of a communicating vessel, and the floating layer liquid is left in the accident oil pool.

The prior art has the following technical defects: transformer oil that transformer trouble or overhaul oozed is deposited in the accident oil bath for a long time, under the heavy rain weather, easily appear a large amount of rainwater and pour into the accident oil bath rapidly, lead to the oil-water mixture easily to get into the drain pipe network, directly discharge outside the station after forming oily waste water, or oily waste water directly overflows the accident oil bath and gets into in the soil around, cause very big environmental pollution.

Disclosure of Invention

Aiming at the defects in the prior art, the scheme provides an automatic oil layer recovery processing device which has the advantage of automatically recovering floating layer liquid.

According to an embodiment of the invention, an automatic oil layer recovery processing device comprises a recovery tank for receiving immiscible mixed liquid with different densities, and is characterized in that: the device comprises a separation and recovery mechanism for separating and recovering the floating layer liquid, and a sensing mechanism for detecting the thickness of the floating layer liquid and starting the separation and recovery mechanism is arranged in a recovery tank.

Through above technical scheme, after collecting a certain amount of flotation layer liquid in retrieving the pond, response mechanism signals, starts separation and retrieves the mechanism, and separation and retrieval mechanism separates, collects the flotation layer liquid in retrieving the pond. When the accident oil pool is manufactured by using the scheme, the floating layer liquid can be automatically recovered, the oil layer in the recovery pool is conveniently separated and transferred in time, and the possibility of generating subsequent adverse effects due to other factors because the oil layer is stored in the recovery pool for a long time is reduced.

Preferably, the sensing mechanism comprises a water level floater floating on the base liquid for sensing the liquid level of the base liquid, and a floating layer floater floating on the floating layer liquid for sensing the liquid level of the floating layer liquid, a connecting rod is hinged between the top of the water level floater and the floating layer floater, and a sensing part for judging whether to start the separation and recovery mechanism is arranged between the water level floater and the connecting rod.

Through above technical scheme, the water level float is used for responding to the liquid level height of basic unit's liquid, and the floating layer float is used for responding to the liquid level height of floating layer liquid, moves through water level float, floating layer float and connecting rod for the response piece makes the signal of judging and sending correspondence and controls separation recovery mechanism, and mechanical structure's response mechanism can improve the reliability of device, makes the fault rate of device in the in-process of using lower.

Preferably, a fence is circumferentially fixed on one side of the water level floater facing the bottom of the recovery tank.

Through above technical scheme, enclose the fender and be used for blockking that the flotation layer liquid enters into the bottom of water level float for water level float keeps invariable buoyancy, makes the liquid level relative position of water level float and basic unit liquid fixed, further improves the reliability of device.

Preferably, a sliding rod is vertically fixed in the recovery tank, and the water level floater is slidably arranged on the sliding rod.

Through above technical scheme, the pole that slides is used for injecing the position of response mechanism in retrieving the pond, reduces the response mechanism and retrieves the possibility that the pond flows at will, and response mechanism can slide along the length direction of the pole of sliding simultaneously for response mechanism can follow the liquid level height of the mixed liquid in retrieving the pond and move, makes response mechanism can respond to the mixed liquid of the different degree of depth, further improves the reliability of device.

Preferably, the separation and recovery mechanism comprises a separation device for separating the mixed liquid, a pump liquid assembly for pumping the mixed liquid is arranged on the separation device, the pump liquid assembly comprises a pump machine arranged on the separation device and a pipette with one end arranged on the pump machine for sucking the mixed liquid, and the other end of the pipette is provided with a buoy floating on the base liquid.

Through the technical scheme, the pump liquid assembly is used for sucking the floating layer liquid in the recovery tank into the separation device, and the separation device is used for separating the sucked base layer liquid and the sucked floating layer liquid again as a part of the base layer liquid is sucked in the process of absorbing the floating layer liquid; the buoy arranged on the pipette can move along with the height of the mixed liquid in the recovery tank, so that the end part of the pipette is always positioned at the floating layer liquid, and the device is more convenient and reliable when sucking the floating layer liquid.

Preferably, the separation device is provided with a first liquid discharge pipe for discharging separated supernatant liquid and a second liquid discharge pipe for discharging separated base layer liquid, a containing barrel for receiving the separated supernatant liquid is installed at the first liquid discharge pipe, and a liquid level sensor for sensing the liquid level height of the supernatant liquid in the containing barrel is installed on the first liquid discharge pipe.

Through above technical scheme, the liquid level sensor that sets up on first drain pipe is used for responding to the liquid level in the splendid attire bucket, provides the action signal to separator simultaneously to reach real time monitoring's effect, reduce the flotation layer liquid of retrieving in the splendid attire bucket and spill over, the possibility to the environmental pollution.

Preferably, the pipette is provided with a control valve for controlling the on-off of the pipette.

Through above technical scheme, after the floating layer liquid in the splendid attire bucket reaches a quantitative, separator stops to absorb and separate, closes the control valve for keep a quantitative liquid in the imbibition pipe, when the separator that starts once more, make the pump liquid subassembly can be more smooth carry out the action of pumping liquid, make the practicality of device stronger.

Preferably, the recovery tank is made of impervious concrete.

Through above technical scheme, the recovery pond of impervious concrete preparation has certain impermeability, can reduce the mixed liquid in the recovery pond and ooze the possibility to external soil in, reduces and causes the pollution to the environment.

Preferably, a breathing pipe communicated with the top of the recovery tank is installed at the top of the recovery tank.

Through the technical scheme, when the mixed liquid in the recovery tank generates the biogas, the breathing pipe can discharge the generated gas; the breathing tube is used to equalize the internal air pressure of the recovery tank when the device is performing separation of supernatant liquid.

Preferably, the recycling tank is provided with a self-flowing drainage pipe for discharging the base liquid inside the recycling tank, the self-flowing drainage pipe is an L-shaped pipe fitting, and one end of the self-flowing drainage pipe is positioned inside the recycling tank and faces the bottom of the recycling tank.

Through above technical scheme, the artesian drain pipe that sets up towards the bottom of recovery pond is used for discharging the basic unit's liquid in the recovery pond, reduces the possibility of discharging the floating layer liquid to the external world, further improves the practicality of device.

Compared with the prior art, the utility model discloses one of following beneficial effect has at least:

1. utilize the separation to retrieve the mechanism can be timely will retrieve the flotation layer liquid in the pond and separate the recovery, reduce the pollution of flotation layer liquid to the environment.

2. Utilize response mechanism can carry out real-time monitoring to the thickness of retrieving the floating layer liquid in the pond, can monitor under the state of different liquid level height simultaneously, in case the floating layer liquid in retrieving the pond reaches a certain amount, can separate the recovery to floating layer liquid for the practicality of device is stronger.

Drawings

FIG. 1 is a schematic overall structure diagram of an embodiment of the present application;

fig. 2 is a schematic structural diagram of the sensing mechanism.

In the above drawings: 1. a recovery tank; 11. a breathing tube; 12. a self-flowing water drainage pipe; 13. a liquid inlet pipe; 14. an inspection well; 2. A separation and recovery mechanism; 21. a separation device; 211. a pumping assembly; 2111. a pump machine; 2112. a pipette; 2113. a float; 2114. a control valve; 212. a first drain pipe; 213. a second drain pipe; 214. a liquid level sensor; 22. a containing barrel; 3. an induction mechanism; 31. a water level float; 311. fencing; 32. a buoyant layer float; 33. a connecting rod; 34. a sensing member; 35. A slide bar; 36. a sliding sleeve; 4. a base layer liquid; 5. and (4) floating layer liquid.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and embodiments.

The utility model provides an automatic recovery processing device of oil reservoir, refers to fig. 1, including the recovery pond 1 that is used for accomodating density difference and immiscible mixed liquid, the separation recovery mechanism 2 that is used for extracting separation basic unit's liquid 4 and superficial layer liquid 5, utilize separation recovery mechanism 2 can be timely with the superficial layer liquid 5 separation in the recovery pond 1 go out, reduce the pollution of the superficial layer liquid 5 outflow in the recovery pond 1 to the environment.

Referring to fig. 1, a recovery tank 1 is a hollow member, the recovery tank 1 may be made of impervious concrete by casting, the top of the recovery tank is provided with an inspection well 14 for facilitating maintenance of the recovery tank, one side of the recovery tank is provided with a liquid inlet pipe 13 for introducing a mixed liquid formed by a base layer liquid 4 and a floating layer liquid 5, the liquid inlet pipe 13 is communicated with the recovery tank 1, the other side of the recovery tank 1 is further provided with a free-flow drain pipe 12 for discharging the base layer liquid 4 in the recovery tank 1, the free-flow drain pipe 12 is a tubular member, one end of the free-flow drain pipe 12 extends into the recovery tank 1 and extends towards the bottom of the recovery tank 1 to form an "L" -shaped member, and the free-flow drain pipe 12 is arranged opposite to the liquid inlet pipe 13.

The L-shaped gravity drainage pipe 12 can effectively drain the base layer liquid 4 separated in the recovery tank 1 and reduce the possibility of draining the floating layer liquid 5 in the draining process; the self-flowing water discharging pipe 12 and the liquid inlet pipe 13 which are oppositely arranged can ensure that the mixed liquid in the recovery tank 1 can stay in the recovery tank 1 for a longer time, and the mixed liquid can be effectively separated to form the base layer liquid 4 and the floating layer liquid 5.

The top of the recovery tank 1 is also provided with a breathing tube 11, the breathing tube 11 is an L-shaped pipe fitting, one end of the breathing tube 11 is communicated with the recovery tank 1, and the breathing tube 11 can be discharged when the mixed liquid generates biogas.

The separation and recovery mechanism 2 comprises a separation device 21 for secondarily separating the base layer liquid 4 and the floating layer liquid 5 and a pump liquid assembly 211 for pumping mixed liquid for the separation device 21, and an oil-water separator is adopted as the separation device 21 due to the oil-water mixture separated by the separation device 21, and can be purchased in the market; the liquid pumping assembly 211 comprises a pump 2111 for sucking the supernatant liquid 5 and a liquid suction pipe 2112, the pump 2111 is commercially available, a liquid outlet of the pump 2111 is connected with a liquid inlet of the separation device 21, the liquid suction pipe 2112 is connected with the liquid inlet of the pump 2111, the other end of the liquid suction pipe extends into the recovery tank 1, and the liquid suction pipe 2112 adopts a flexible corrugated pipe commercially available.

A float 2113 is fixed at one end of the pipette 2112 far from the pump 2111, the float 2113 is used for keeping the end of the pipette 2112 at the position of the supernatant liquid 5, when the liquid level of the mixed liquid in the recovery tank 1 changes, the liquid level can be correspondingly moved along with the liquid level, and meanwhile, the pipette 2112 can effectively suck the supernatant liquid 5.

The separation device 21 is further provided with a first liquid discharge pipe 212 for discharging the separated supernatant liquid 5 and a second liquid discharge pipe 213 for discharging the separated base liquid 4, and the second liquid discharge pipe 213 is communicated with the recovery tank 1, so that the separated base liquid 4 can be conveniently recovered.

The first drain pipe 212 is an "L" shaped pipe, one end of which is disposed toward the bottom of the apparatus; mechanism 2 is retrieved in separation still includes splendid attire bucket 22 that is used for retrieving the superficial liquid 5 after the separation, and splendid attire bucket 22 can obtain through the market purchase, and splendid attire bucket 22 is located first liquid discharge pipe 212 directly under, and first liquid discharge pipe 212 stretches into to splendid attire bucket 22 in. A liquid level sensor 214 for detecting the liquid level of the contained supernatant liquid 5 is installed on the first drain pipe 212, the liquid level sensor 214 may be a commercially available liquid level switch, and a control valve 2114 is installed on both the first drain pipe 212 and the liquid suction pipe 2112, where the control valve 2114 may be a commercially available solenoid valve.

When the liquid level sensor 214 detects that the liquid 5 in the container 22 reaches a certain level, the liquid level sensor 214 sends a signal to close the control valve 2114, so as to facilitate replacement of the container 22. The control valve 2114 can keep the liquid level in the separation device 21 and the liquid suction pipe 2112 in a stable state, so that the process of sucking the mixed liquid in the subsequent separation process is more convenient.

Referring to fig. 1 and 2, a sensing mechanism 3 for detecting the thickness of the supernatant liquid 5 and for activating the separation and recovery mechanism 2 is further installed in the recovery tank 1, the sensing mechanism 3 includes a water level float 31 for floating on the surface of the substrate liquid 4, and a supernatant float 32 for floating on the surface of the supernatant liquid 5, the water level float 31 is a hollow component, a barrier 311 is circumferentially fixed on one side of the water level float 31 facing the bottom of the recovery tank 1, the barrier 311 can be used for reducing the possibility that the supernatant liquid 5 enters the bottom of the water level float 31, so that the buoyancy of the water level float 31 is kept in a constant state, and the relative positions of the water level float 31 and the liquid level of the substrate liquid 4 are fixed.

The float 32 is formed in accordance with the density of the float liquid 5, and a link 33 is hinged between the water level float 31 and the float 32. The connecting rod 33 is a light-weight elongated member, and one end of the connecting rod 33 is hinged at a top middle position of the water level float 31 and the other end is hinged at a top position of the floating layer float 32.

A sensing part 34 used for judging whether to start the separation and recovery mechanism 2 is arranged between the water level floater 31 and the connecting rod 33, the sensing part 34 can adopt a micro switch purchased in the same market, and when the micro switch is installed, the sensing part is installed right below the connecting rod 33, so that when the connecting rod 33 rotates, acting force can be applied to the micro switch; the sensing member 34 may be an angular displacement sensor commercially available, and when the angular displacement sensor is mounted, an input shaft thereof is horizontally disposed, and the link 33 is fixed to the input shaft of the angular displacement sensor.

A sliding rod 35 is vertically fixed in the recovery tank 1, the sliding rod 35 is a long rod-shaped component with a polygonal cross section, the long rod-shaped component is made of square steel, and the sliding rod 35 can be fixed in the recovery tank 1 by bolts or pouring; a through hole is vertically formed in the middle of the water level float 31, a sliding sleeve 36 is coaxially fixed inside the through hole, the sliding sleeve 36 is a long cylindrical member, a sliding hole matched with the sliding rod 35 is formed in the sliding sleeve 36, and the sliding sleeve 36 can be fixed in the through hole by bolts.

Because the liquid level of the mixed liquid in the recovery tank 1 is in a changing state, the device can work normally when the device is in different liquid level heights by utilizing the sliding rod 35 and the water level floater 31 arranged on the sliding rod in a sliding way, and the practicability of the device is improved. When the liquid level of the mixed liquid in the recovery tank 1 changes, the sliding sleeve 36 can reduce the possibility that the water level floater 31 tilts in the sliding process, so that the detection of the device is more accurate.

The application principle of the automatic oil layer recovery processing device is as follows: the mixed liquid is discharged into the recovery tank 1 through the liquid inlet pipe 13, the mixed liquid automatically carries out physical layering after entering the recovery tank 1 to form base layer liquid 4 and floating layer liquid 5, the mixed liquid continuously enters the recovery tank 1, when the separated floating layer liquid 5 reaches a certain thickness, a water level floater 31 and a floating layer floater 32 of the induction mechanism 3 form a height difference, the connecting rod 33 rotates along with the height difference, the induction part 34 sends an action signal, the pump 2111 of the separation device 21 is started, the floating layer liquid 5 is pumped into the separation device 21 to be separated again, the separated floating layer liquid 5 is discharged into the containing barrel 22 through the first liquid discharge pipe 212, and the base layer liquid 4 formed by re-separation is discharged into the recovery tank 1 through the second liquid discharge pipe 213.

When the depth of supernatant liquid 5 in bucket 22 reaches a certain level, level sensor 214 signals that the currently used bucket 22 is full, and control valve 2114 and pump 2111 are closed. When the new containing barrel 22 is replaced, the device is separated and recycled again.

The device has the function of automatic recovery flotation layer liquid 5, sends out the signal simultaneously after splendid attire bucket 22 fills up to make things convenient for the staff to change, reduced because flotation layer liquid 5 is in recovery tank 1 for a long time, because of other factors lead to flotation layer liquid 5 the excessive possibility to appear.

Finally, 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 present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. The utility model provides an automatic recovery processing device of oil reservoir, is including being used for accomodating density difference and incompatible mixed liquid's recovery pond (1), its characterized in that: the device comprises a separation and recovery mechanism (2) for separating and recovering the floating layer liquid (5), and an induction mechanism (3) for detecting the thickness of the floating layer liquid (5) and starting the separation and recovery mechanism (2) is installed in a recovery tank (1).

2. The automatic oil layer recovery and treatment device according to claim 1, characterized in that: the induction mechanism (3) comprises a water level floater (31) which floats on the base liquid (4) and is used for inducing the liquid level of the water level floater, a floating layer floater (32) which floats on the floating layer liquid (5) and is used for inducing the liquid level of the water level floater, a connecting rod (33) is hinged between the top of the water level floater (31) and the floating layer floater (32), and an induction part (34) which is used for judging whether to start the separation and recovery mechanism (2) is arranged between the water level floater (31) and the connecting rod (33).

3. The automatic oil layer recovery and treatment device according to claim 2, characterized in that: and a fence (311) is circumferentially fixed on one side of the water level floater (31) facing the bottom of the recovery tank (1).

4. An automatic oil layer recovery processing device according to claim 2 or 3, characterized in that: a sliding rod (35) is vertically fixed in the recovery tank (1), and the water level floater (31) is slidably arranged on the sliding rod (35).

5. The automatic oil layer recovery and treatment device according to claim 1, characterized in that: the separation and recovery mechanism (2) comprises a separation device (21) for separating mixed liquid, a pump liquid assembly (211) for pumping the mixed liquid is arranged on the separation device (21), the pump liquid assembly (211) comprises a pump (2111) installed on the separation device (21) and a liquid suction pipe (2112) with one end installed on the pump (2111) and used for sucking the mixed liquid, and a buoy (2113) used for floating on the base layer liquid (4) is installed at the other end of the liquid suction pipe (2112).

6. The automatic oil layer recovery and treatment device according to claim 5, characterized in that: be provided with first fluid-discharge tube (212) that is used for discharging the flotation layer liquid (5) after the separation on separator (21), be used for discharging second fluid-discharge tube (213) of basic unit's liquid (4) after the separation first fluid-discharge tube (212) department installs and is used for receiving splendid attire bucket (22) of flotation layer liquid (5) after the separation, installs liquid level inductor (214) that are used for responding to the liquid level height of flotation layer liquid (5) in the splendid attire bucket (22) on first fluid-discharge tube (212).

7. The automatic oil layer recovery and treatment device according to claim 6, characterized in that: and a control valve (2114) for controlling the on-off of the pipette (2112) is arranged on the pipette.

8. The automatic oil layer recovery and treatment device according to claim 1, characterized in that: the recovery tank (1) is made of impervious concrete.

9. The automatic oil layer recovery and treatment device according to claim 8, characterized in that: and a breathing tube (11) communicated with the recovery tank (1) is arranged at the top of the recovery tank.

10. The automatic oil layer recovery and treatment device according to claim 9, characterized in that: the recycling tank (1) is provided with a self-flowing drain pipe (12) for discharging the base layer liquid (4) inside the recycling tank (1), the self-flowing drain pipe (12) is an L-shaped pipe fitting, one end of the self-flowing drain pipe is positioned inside the recycling tank (1) and faces the bottom of the recycling tank (1).