CN211168290U

CN211168290U - Safe active protection device for crude oil storage tank

Info

Publication number: CN211168290U
Application number: CN201922244455.9U
Authority: CN
Inventors: 谭云; 王万磊
Original assignee: Jiangsu Deda Petrochemical Technology Co ltd
Current assignee: Jiangsu Deda Petrochemical Technology Co ltd
Priority date: 2019-12-13
Filing date: 2019-12-13
Publication date: 2020-08-04
Anticipated expiration: 2029-12-13

Abstract

The utility model relates to a crude oil storage tank protector technical field specifically discloses a crude oil storage tank safety initiative protector, the utility model discloses a crude oil storage tank and guard room, the fixed intercommunication of crude oil storage tank top and the left central point department of being close to has the scavenge pipe, the fixed intercommunication of the center of guard room bottom has the spliced pole, the bottom fixedly connected with butt joint disc of spliced pole, the butt joint disc passes through bolt fixed connection in the top of scavenge pipe, the guard room right side and the central fixed intercommunication air supplement pipe of being close to the bottom, the right-hand member fixed intercommunication of air supplement pipe has the nitrogen gas storage tank, the left end of air supplement pipe runs through the bottom of butt joint disc, the central fixed connection of guard room inner wall bottom has a supporting bench, the central fixed connection at supporting bench top has the oxygen consumption case, the left side of oxygen consumption incasement portion; the utility model discloses make combustible gas become harmless gas again, avoid the emergence of explosion phenomenon, the effectual potential safety hazard that has reduced current holding vessel existence.

Description

Safe active protection device for crude oil storage tank

Technical Field

The utility model relates to a crude oil storage tank protector technical field, concretely relates to crude oil storage tank safety initiative protector.

Background

The oil storage tank is a container for storing oil products, and can be divided into overground oil tanks, underground oil tanks and cave oil tanks according to the building characteristics, the overground oil tanks are generally suitable for transporting oil depots, distributing oil depots and enterprise auxiliary oil depots, the cave oil tanks, the underground oil tanks and the semi-underground oil tanks are usually selected for strategic oil depots and military oil depots, the oil storage tank can be divided into two types of non-metal oil tanks and metal oil tanks according to the materials, the non-metal oil tanks comprise reinforced concrete oil tanks and oil-resistant rubber oil tanks used in army field oil depots, glass steel oil tanks, plastic oil tanks and the like, the metal oil tanks can be divided into three types of vertical cylinders, horizontal cylinders, spheres and the like according to the shapes, and the metal oil tanks are widely used due to low manufacturing cost, difficult leakage.

Crude oil is a flammable and explosive dangerous article, the crude oil is stored in various modes, and because the horizontal cylindrical metal oil storage tank has the capacity of bearing higher positive pressure and negative pressure, the common crude oil is stored by the horizontal cylindrical metal oil storage tank, the existing oil storage tank does not have an active explosion-proof function at present, air is inevitably introduced into the oil storage tank in the oil taking process, and when volatile gas of the crude oil is mixed with oxygen in the air to a certain concentration, the ignition and explosion accidents of the oil storage tank can be easily caused, and the loss caused by the ignition and explosion accidents can not be estimated.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a crude oil storage tank safety initiative protector possesses the initiative and protects, reduces advantages such as risk, has solved the problem that original holding vessel explodes easily.

The utility model discloses a crude oil storage tank safety active protection device, including crude oil storage tank and guard room, the left central fixedly connected with staircase in crude oil storage tank top, the fixed intercommunication in the central position department on the top of crude oil storage tank and near the right side has an oil outlet pipe, the top of oil outlet pipe is fixedly connected with a sealing cover, the fixed intercommunication in the top of crude oil storage tank and near the left central position department has a scavenging pipe, the fixed intercommunication in the central position department of guard room bottom has a spliced pole, the bottom of spliced pole is fixedly connected with a butt joint disc, the butt joint disc is fixedly connected with the top of scavenging pipe through the bolt, the central fixedly connected with air supplement pipe on the right side of guard room and near the bottom, the right end of air supplement pipe is fixedly communicated with a nitrogen gas storage tank, one side of the surface of air supplement pipe and near the nitrogen gas storage tank is fixedly connected with an electromagnetic valve, brace table top's central fixedly connected with consumes the oxygen case, the inside packing that consumes the oxygen case has ferrous sulfate solution, it has the intake pipe to consume the fixed grafting in left side of oxygen incasement portion, the intake pipe is kept away from the one end that consumes the oxygen case and is run through the bottom of butt joint disc, it has the outlet duct to consume the fixed intercommunication in central position department on oxygen roof portion and be close to the right side, the top fixedly connected with adsorption tank of outlet duct, the adsorption tank right side just is close to the fixed intercommunication in central authorities at top and has the blast pipe, the right-hand member of blast pipe.

The utility model discloses a crude oil storage tank safety initiative protector, wherein the inside equal fixedly connected with first gas circuit check valve in position department that just is close to the butt joint disc of moisturizing pipe and inlet air, the inside fixedly connected with second gas circuit check valve of position department that just is close to the adsorption tank of blast pipe.

The utility model discloses a crude oil storage tank safety initiative protector, wherein the top on oxygen consumption case right side articulates there is flip, and flip's shape structure agrees with the shape structure of oxygen consumption case mutually, and fixedly connected with is sealed to fill up between flip's bottom and the top of oxygen consumption case.

The utility model discloses a crude oil storage tank safety initiative protector, wherein the jack has all been seted up at flip top and near the left and right sides of central authorities, and intake pipe and outlet duct pass two jacks respectively, the equal fixedly connected with sealing washer of junction between intake pipe and outlet duct and the jack.

The utility model discloses a crude oil storage tank safety initiative protector, wherein the left central authorities of adsorption tank articulate has single to open the door, adsorption tank left side and with single corresponding position department of opening the door seted up the access hole.

The utility model discloses a crude oil storage tank safety initiative protector, wherein the intake pipe is located the inside one end of consuming the oxygen incasement portion and passes the inside of ferrous sulfate solution and extend to the bottom of consuming the oxygen incasement portion, and the bottom of outlet duct and flip's bottom are in same horizontal plane.

The utility model discloses a crude oil storage tank safety initiative protector, wherein the inside packing of adsorption tank has the active carbon, the inside top fixedly connected with striker plate of outlet pipe, and the gas leakage hole has been seted up at the top of this striker plate, and the aperture of gas leakage hole is less than the diameter of active carbon.

The utility model discloses a crude oil storage tank safety initiative protector, wherein the central fixedly connected with reference column at absorption roof portion, the top fixed connection of reference column is in the top of guard room inner wall.

The utility model discloses a crude oil storage tank safety initiative protector, wherein the right-hand member fixedly connected with protection ring of blast pipe, the right side fixedly connected with filter screen of protection ring, the blast pipe is inside and be close to the dustproof cotton of the fixedly connected with of position department of protection ring.

The utility model discloses a crude oil storage tank safety initiative protector, wherein the inside fixedly connected with gas analysis appearance of crude oil storage tank, this gas analysis appearance electricity is connected with P L C controller, and the solenoid valve electricity is connected with P L C controller.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model is provided with a gas analyzer inside the crude oil storage tank, a gas supplementing pipe and a nitrogen storage tank, when the gas analyzer detects that the concentration of the combustible gas in the crude oil storage tank exceeds the standard, the electromagnetic valve can be opened, the nitrogen storage tank can fill nitrogen into the crude oil storage tank, through the arrangement of the air inlet pipe, the oxygen consumption tank and the ferrous sulfate solution arranged in the oxygen consumption tank, the arrangement that the air inlet pipe extends to the interior of the ferrous sulfate solution is matched, so that the combustible gas in the crude oil storage tank can be extruded into ferrous sulfate solution from the crude oil storage tank by nitrogen, so that the oxygen in the combustible gas can be consumed by the ferrous sulfate solution, the oxygen content in the combustible gas is reduced, the combustible gas is changed into harmless gas again, so that the explosion phenomenon is avoided, and the potential safety hazard of the existing storage tank is effectively reduced.

2. The utility model discloses a set up the outlet duct that sets up on consuming the oxygen case, the activated carbon that the adsorption tank that cooperation outlet duct top set up and the adsorption tank inside set up, make organic matter among the organic gas can get into in the adsorption tank and adsorbed by the activated carbon, further reduce organic gas's danger, through the blast pipe that sets up on the adsorption tank right side, make and can get rid of the external world by organic gas after the activated carbon adsorption, the pollution of organic gas to external environment has been reduced, the effect of environmental protection has been played, the single door that opens the door through setting up on the guard room, the staircase that cooperation crude oil holding vessel left side set up, the staff of being convenient for overhauls the device in the guard room.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic overall front view structure;

FIG. 2 is a schematic sectional front view of the protection chamber;

FIG. 3 is a left side view of the protection chamber;

FIG. 4 is a schematic perspective view of an oxygen consumption tank;

fig. 5 is a left side view structural schematic diagram of the escalator.

In the figure: 1. a crude oil storage tank; 2. an escalator; 3. an oil outlet pipe; 4. a sealing cover; 5. a ventilation tube; 6. a protection chamber; 7. connecting columns; 71. butting the disks; 8. a gas supplementing pipe; 9. a nitrogen storage tank; 91. an electromagnetic valve; 10. a support table; 11. an oxygen consumption tank; 111. a ferrous sulfate solution; 12. a cover is turned; 13. an air inlet pipe; 14. an air outlet pipe; 15. a positioning column; 16. an adsorption tank; 161. activated carbon; 17. an exhaust pipe; 18. a guard ring; 19. and a single door is opened.

Detailed Description

In the following description, numerous implementation details are set forth in order to provide a more thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, details of these implementations are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1-5, the active safety protection device for crude oil storage tank of the present invention comprises a crude oil storage tank 1 and a protection chamber 6, a staircase 2 is fixedly connected to the left center of the top of the crude oil storage tank 1, an oil outlet pipe 3 is fixedly connected to the center of the top of the crude oil storage tank 1 near the right side, a sealing cover 4 is fixedly connected to the top of the oil outlet pipe 3, a ventilation pipe 5 is fixedly connected to the top of the crude oil storage tank 1 near the left center, a connection post 7 is fixedly connected to the center of the bottom of the protection chamber 6, a docking disc 71 is fixedly connected to the bottom of the connection post 7, the docking disc 71 is fixedly connected to the top of the ventilation pipe 5 by bolts, the structure is convenient for workers to detach and install the protection chamber 6, an air supplement pipe 8 is fixedly connected to the center of the right side of the protection chamber 6 near the bottom, and a nitrogen, the electromagnetic valve 91 is fixedly connected to one side of the surface of the air supplementing pipe 8 close to the nitrogen storage tank 9, the left end of the air supplementing pipe 8 penetrates through the bottom of the butt joint disc 71, one end of the air supplementing pipe 8 far away from the nitrogen storage tank 9 extends to the position inside the crude oil storage tank 1 and close to the top of the right side, the structure is arranged so that the crude oil storage tank 1 can be filled with nitrogen, the center of the bottom of the inner wall of the protection chamber 6 is fixedly connected with the support table 10, the center of the top of the support table 10 is fixedly connected with the oxygen consuming tank 11, the interior of the oxygen consuming tank 11 is filled with ferrous sulfate solution 111, the left side of the interior of the oxygen consuming tank 11 is fixedly inserted with the air inlet pipe 13, one end of the air inlet pipe 13 far away from the oxygen consuming tank 11 penetrates through the bottom of the butt joint disc 71, the center of the top of the oxygen consuming tank 11 and close to the right side is, the right end of the exhaust pipe 17 penetrates the right side of the protection chamber 6.

Inside and the equal fixedly connected with first gas circuit check valve in position department of being close to butt joint disc 71 of inlet pipe 8 and intake pipe 13, the inside fixedly connected with second gas circuit check valve in position department of just being close to adsorption box 16 of blast pipe 17, this structure setting has avoided nitrogen gas to flow back from the inlet pipe 8, has avoided external gas to get into crude oil holding vessel 1 from intake pipe 13 in, has avoided external gas to get into in the guard chamber 6 from blast pipe 17.

The top on the right side of the oxygen consumption box 11 is hinged with a turnover cover 12, the shape structure of the turnover cover 12 is matched with the shape structure of the oxygen consumption box 11, a sealing gasket is fixedly connected between the bottom of the turnover cover 12 and the top of the oxygen consumption box 11, the structure is arranged, a worker can replace ferrous sulfate solution 111 in the oxygen consumption box 11 conveniently, meanwhile, the sealing performance between the turnover cover 12 and the oxygen consumption box 11 is also improved, and oxygen in the air is prevented from reacting with the ferrous sulfate solution 111.

Jack has all been seted up at flip 12 top and the left and right sides that is close to central authorities, and intake pipe 13 and outlet duct 14 pass two jacks respectively, and the equal fixedly connected with sealing washer in junction between intake pipe 13 and outlet duct 14 and the jack, this structural setting has further improved the leakproofness between flip 12 and the oxygen consumption case 11.

The left central authorities of adsorption tank 16 articulate has single

open door

19, and 16 left sides of adsorption tank and with the corresponding position department of single open door 19 seted up the access hole, this structural setting, the staff of being convenient for overhauls the device in the guard room 6.

The one end that intake pipe 13 is located inside the oxygen consumption case 11 passes the inside of ferrous sulfate solution 111 and extends to the inside bottom of oxygen consumption case 11, and the bottom of outlet duct 14 is in same horizontal plane with the bottom of flip 12, and this structural arrangement for combustible gas can be smooth get into inside ferrous sulfate solution 111, and can be followed and consumed the incasement and be discharged.

The inside packing of adsorption tank 16 has activated carbon 161, and the inside top fixedly connected with striker plate of outlet duct 14, the gas leakage hole has been seted up at the top of this striker plate, and the aperture of gas leakage hole is less than activated carbon 161's diameter, and this structure sets up for organic matter among the organic gas can get into in adsorption tank 16 and adsorbed by activated carbon 161, has avoided simultaneously that activated carbon 161 drops from adsorption tank 16, has further reduced organic gas's danger.

The central fixedly connected with reference column 15 at adsorption box 16 top, the top fixed connection of reference column 15 is in the top of protection 6 inner walls, and this structure setting has played fixed effect in location to the position of adsorption box 16.

The right end of the exhaust pipe 17 is fixedly connected with a protection ring 18, the right side of the protection ring 18 is fixedly connected with a filter screen, and the position inside the exhaust pipe 17 and close to the protection ring 18 is fixedly connected with dustproof cotton.

Crude oil storage tank 1's inside fixedly connected with gas analyzer, this gas analyzer electricity is connected with the P L C controller, and solenoid valve 91 electricity is connected with the P L C controller, and this structural setting, when gas analyzer is detecting that crude oil storage tank 1 inside combustible gas concentration exceeds standard, solenoid valve 91 can open, makes nitrogen gas storage tank 9 fill into nitrogen gas in to crude oil storage tank 1.

The working principle is that when the gas analyzer detects that the concentration of the combustible gas in the crude oil storage tank 1 exceeds the safety standard, the P L C controller starts the electromagnetic valve 91 to enable the nitrogen storage tank 9 to fill nitrogen into the crude oil storage tank 1, during the process of filling the nitrogen, the combustible gas is guided into the ferrous sulfate solution 111 along the air inlet pipe 13, at the moment, oxygen in the combustible gas is consumed by the ferrous sulfate solution 111, the concentration of the oxygen in the combustible gas is greatly reduced, so that the organic gas cannot reach the explosion condition, then the organic gas enters the adsorption tank 16 from the air outlet pipe 14, the organic matter in the organic gas is adsorbed by the activated carbon 161 in the adsorption tank 16, becomes harmless gas and is exhausted to the outside along the air outlet pipe 17, and when the gas analyzer detects that the concentration of the combustible gas in the crude oil storage tank 1 is in the safety range, the electromagnetic valve 91 is closed.

When the staff need change ferrous sulfate solution 111 and active carbon 161 in the guard room 6, only need follow staircase 2 and climb the top of crude oil holding vessel 1 to open single-open door 19, can carry out the renewal operation, it is simple convenient.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a crude oil storage tank safety initiative protector, includes crude oil storage tank (1) and guard room (6), its characterized in that: the escalator is fixedly connected to the left center of the top of the crude oil storage tank (1), the top of the crude oil storage tank (1) is fixedly communicated with an oil outlet pipe (3) close to the right center position, the top of the oil outlet pipe (3) is fixedly connected with a sealing cover (4), the top of the crude oil storage tank (1) is fixedly communicated with an air exchange pipe (5) close to the left center position, the center of the bottom of the protection chamber (6) is fixedly communicated with a connecting column (7), the bottom of the connecting column (7) is fixedly connected with a butt joint disc (71), the butt joint disc (71) is fixedly connected to the top of the air exchange pipe (5) through bolts, the middle of the right side of the protection chamber (6) is fixedly communicated with an air supplement pipe (8) close to the bottom, the right end of the air supplement pipe (8) is fixedly communicated with a nitrogen storage tank (9), and an electromagnetic valve (91) is fixedly connected to one side of the surface of, the left end of the air supply pipe (8) penetrates through the bottom of the butt joint disc (71), the center of the bottom of the inner wall of the protection chamber (6) is fixedly connected with a support table (10), the center of the top of the support table (10) is fixedly connected with an oxygen consumption tank (11), the interior of the oxygen consumption tank (11) is filled with ferrous sulfate solution (111), an air inlet pipe (13) is fixedly inserted at the left side in the oxygen consumption box (11), one end of the air inlet pipe (13) far away from the oxygen consumption box (11) penetrates through the bottom of the butt joint disc (71), an air outlet pipe (14) is fixedly communicated with the center position of the top of the oxygen consumption box (11) and close to the right side, the top fixedly connected with adsorption tank (16) of outlet duct (14), adsorption tank (16) right side and the fixed intercommunication in central authorities that are close to the top have blast pipe (17), the right-hand member of blast pipe (17) runs through the right side of guard room (6).

2. The active safety shield for crude oil storage tanks of claim 1, wherein: inside and the position department that is close to butt joint disc (71) of moisturizing pipe (8) and intake pipe (13) equal fixedly connected with first gas circuit check valve, inside and the position department fixedly connected with second gas circuit check valve that is close to adsorption tank (16) of blast pipe (17).

3. The active safety shield for crude oil storage tanks of claim 1, wherein: the top on the right side of the oxygen consumption box (11) is hinged with a turnover cover (12), the shape structure of the turnover cover (12) is matched with the shape structure of the oxygen consumption box (11), and a sealing gasket is fixedly connected between the bottom of the turnover cover (12) and the top of the oxygen consumption box (11).

4. The active safety shield for crude oil storage tanks of claim 3, wherein: jack has all been seted up at flip (12) top and the left and right sides that is close to central authorities, intake pipe (13) and outlet duct (14) pass two jacks respectively, equal fixedly connected with sealing washer in junction between intake pipe (13) and outlet duct (14) and the jack.

5. The active safety shield for crude oil storage tanks of claim 1, wherein: the left center of adsorption box (16) articulates there is single door (19) that opens, adsorption box (16) left side and with single door (19) corresponding position department seted up the access hole.

6. The active safety shield for crude oil storage tanks of claim 1, wherein: one end of the air inlet pipe (13) positioned in the oxygen consumption tank (11) penetrates through the ferrous sulfate solution (111) and extends to the bottom of the oxygen consumption tank (11), and the bottom of the air outlet pipe (14) and the bottom of the flip cover (12) are positioned on the same horizontal plane.

7. The active safety shield for crude oil storage tanks of claim 1, wherein: activated carbon (161) are filled in the adsorption box (16), a baffle plate is fixedly connected to the top of the inner part of the air outlet pipe (14), an air leakage hole is formed in the top of the baffle plate, and the aperture of the air leakage hole is smaller than the diameter of the activated carbon (161).

8. The active safety shield for crude oil storage tanks of claim 1, wherein: the center fixedly connected with reference column (15) at adsorption box (16) top, the top fixed connection of reference column (15) is in the top of guard chamber (6) inner wall.

9. The active safety shield for crude oil storage tanks of claim 1, wherein: the right-hand member fixedly connected with protection ring (18) of blast pipe (17), the right side fixedly connected with filter screen of protection ring (18), inside and the position department fixedly connected with dustproof cotton that is close to protection ring (18) of blast pipe (17).

10. The active safety protection device for crude oil storage tank as claimed in claim 1, wherein the inside of the crude oil storage tank (1) is fixedly connected with a gas analyzer which is electrically connected with a P L C controller, and the electromagnetic valve (91) is electrically connected with a P L C controller.