CN214360232U

CN214360232U - Oil gas recovery sealing device of gas station

Info

Publication number: CN214360232U
Application number: CN202120279439.8U
Authority: CN
Inventors: 赵明
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-01
Filing date: 2021-02-01
Publication date: 2021-10-08
Anticipated expiration: 2031-02-01

Abstract

The utility model discloses a filling station's vapor recovery system sealing device, including burying ground oil tank top fixed mounting advance oil pipe, the top of advancing oil pipe is provided with defeated oil pipe, advance oil pipe and go up fixed cover and be equipped with the supporting seat, defeated oil pipe goes up fixed cover and is equipped with the fixing base, and the fixed slot has been seted up to the bottom of fixing base, and in defeated oil pipe's bottom extended to the oil feed pipe, the top of advancing oil pipe extended to the fixed slot in, the top fixed mounting of fixing base had vapor recovery system pipe, and vapor recovery system pipe is linked together with the fixed slot is inside. The utility model relates to a rationally, the practicality is good, when unloading, through utilizing two arc splint to stabilize the centre gripping fixed to advancing oil pipe, utilize annular gasbag to advance to seal between oil pipe and the fixed slot, can carry out effectual sealing to the oil gas that volatilizees the production, defeated oil pipe with advance to be difficult for taking place the skew between the oil pipe, oil gas can only discharge and retrieve through oil gas recovery pipe, can not spread in the air and cause the wasting of resources.

Description

Oil gas recovery sealing device of gas station

Technical Field

The utility model relates to an oil gas recovery technical field specifically is a filling station's vapor recovery system sealing device.

Background

The gasoline station is a retail gasoline and diesel oil replenishing station for automobiles and other motor vehicles, the average oil gas loss rate reaches 0.3-0.7 percent when the oil tank truck unloads oil to a buried oil tank, the loss of the oil gas is mainly reflected in the oil loading and unloading processes of the gasoline station, the oil gas dispersed in the air pollutes the atmosphere, causes energy loss and resource waste, increases the danger of fire explosion of the gasoline station, brings influence to the health of workers, increases the attention degree of the country on environmental protection and energy conservation, more and more gasoline stations are provided with oil gas recovery devices for recovering the oil gas, and the tightness of connection of the oil gas recovery devices and an oil inlet pipe of the buried oil tank is a key link for improving the oil gas recovery rate.

However, in the prior art, when oil is discharged into a buried oil tank, the connection between an oil delivery pipe on the oil tank truck and an oil inlet pipe of the buried oil tank is not firm, the oil delivery pipe on the oil tank truck and the oil inlet pipe of the buried oil tank are prone to deviation, the sealing effect is poor, oil gas is prone to being diffused in the air, and resource waste is caused.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The not enough to prior art, the utility model provides a filling station's vapor recovery system sealing device has solved when going on to burying the interior oil discharge of ground oil tank, and defeated oil pipe on the tank wagon is not firm with being connected of the oil pipe that advances of burying the ground oil tank, and defeated oil pipe on the tank wagon takes place the skew with the oil pipe that advances of burying the ground oil tank easily, causes sealed effect not good, leads to oil gas to spread easily in the air, causes the problem of wasting of resources.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a gas recovery sealing device for a gas station comprises an oil inlet pipe fixedly installed at the top of a buried oil tank, an oil delivery pipe is arranged above the oil inlet pipe, a supporting seat is fixedly sleeved on the oil inlet pipe, a fixed seat is fixedly sleeved on the oil delivery pipe, a fixed groove is formed in the bottom of the fixed seat, the bottom end of the oil delivery pipe extends into the oil inlet pipe, the top end of the oil inlet pipe extends into the fixed groove, a gas recovery pipe is fixedly installed at the top of the fixed seat and is communicated with the inside of the fixed groove, one end, away from the fixed seat, of the gas recovery pipe is fixedly connected with a flange plate, an annular air bag is fixedly installed on the inner wall of the fixed groove, the annular air bag is movably sleeved on the oil inlet pipe, one side of the annular air bag is fixedly connected with a gas inlet pipe, the gas inlet pipe is communicated with the inside of the annular air bag, one end, away from the annular air bag, of the gas inlet pipe extends out of the fixed seat and is fixedly connected with a hose, the one end fixedly connected with rubber ball of intake pipe is kept away from to the hose, one side fixedly connected with breathing pipe that the hose was kept away from to the rubber ball, and hose and breathing pipe all are linked together with rubber ball is inside, all set up the screw hole that is located annular gasbag below on the both sides inner wall of fixed slot, the lead screw is installed to the equal screw thread in two screw holes, the both ends of lead screw all extend to outside the screw hole, be equipped with two arc splint in the fixed slot, two arc splint symmetry set up in the both sides of advancing the oil pipe, the equal fixed mounting in one side that two arc splint kept away from each other has the bearing frame, the one end that two lead screws are close to each other rotates respectively and installs on corresponding bearing frame.

Preferably, the top of the air inlet pipe is fixedly connected with an air discharging pipe, and the top end of the air discharging pipe is provided with an air discharging cock in a threaded manner.

Preferably, the bottom fixed mounting of fixing base has sealed the pad, and there is the top sealing contact of supporting seat sealed bottom of filling up, and the equal fixed mounting in one side that two arc splint are close to each other has the slipmat, and two slipmats all contact with the outer wall that advances oil pipe.

Preferably, two arc splint one side equal fixed mounting that keep away from each other have two guide bars, have all seted up two guide slots on the both sides inner wall of fixed slot, and the one end of four guide bars runs through corresponding guide slot respectively.

Preferably, a first one-way valve is fixedly mounted on the air inlet pipe, and a second one-way valve is fixedly mounted on the air suction pipe.

Preferably, the handles are fixedly mounted at the ends, far away from each other, of the two screw rods, and the anti-skid grains are arranged on the two handles.

(III) advantageous effects

The utility model provides a filling station's vapor recovery system sealing device. The method has the following beneficial effects:

(1) this filling station's vapor recovery system sealing device, it is intraductal through inserting oil feed to defeated oil pipe's one end, make into oil pipe's top extend to the fixed slot in, the sealed top sealing contact with the supporting seat of fixing base bottom, clockwise two handles of rotating, make two lead screws remove to the direction that is close to each other in the pivoted and promote corresponding bearing frame and corresponding arc splint, make the slipmat on two arc splint all with advance oil pipe's outer wall clamping contact time, thereby utilize the centre gripping cooperation of two arc splint, can fix fixing base and defeated oil pipe firm installation on advancing oil pipe.

(2) The oil gas recovery sealing device for the gas station repeatedly pinches and presses the rubber ball, so that outside air is sucked into the rubber ball through the air suction pipe, then the outside air sequentially passes through the hose and the air inlet pipe, so that the air is discharged into the annular air bag, the annular air bag can be inflated, the volume of the annular air bag is continuously increased, when the inner circular wall of the annular air bag is in close contact with the outer wall of the oil inlet pipe, the pinching and pressing of the rubber ball is stopped, the inflated annular air bag can be used for sealing between the oil inlet pipe and the fixed groove, then the flange plate on the oil gas recovery pipe is fixedly connected with the air inlet pipe end of the oil gas recovery equipment or the oil gas recovery cabinet, so that the oil discharge work can be carried out, when the oil discharge is carried out, the oil inlet pipe is stably clamped and fixed by using the two arc-shaped clamping plates, the annular air bag is used for sealing between the oil inlet pipe and the fixed groove, and the oil gas generated by volatilization can be effectively sealed, the oil delivery pipe and the oil inlet pipe are not easy to deviate, so that oil gas can be discharged and recovered only through the oil gas recovery pipe, and resource waste caused by diffusion in the air can be avoided.

Drawings

FIG. 1 is a schematic sectional view of the main view of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is an enlarged schematic view of a portion B in fig. 2.

In the figure: 1. an oil inlet pipe; 2. an oil delivery pipe; 3. a supporting seat; 4. a fixed seat; 5. fixing grooves; 6. an oil gas recovery pipe; 7. an annular air bag; 8. an air inlet pipe; 9. a hose; 10. a rubber ball; 11. an air intake duct; 12. a threaded hole; 13. a screw rod; 14. a non-slip mat; 15. an arc-shaped splint; 16. a bearing seat; 17. discharging the air pipe; 18. a bleeder cock; 19. a gasket; 20. a guide rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-3, the utility model provides a technical solution: a gas recovery sealing device for a gas station comprises an oil inlet pipe 1 fixedly installed at the top of a buried oil tank, an oil delivery pipe 2 is arranged above the oil inlet pipe 1, a supporting seat 3 is fixedly sleeved on the oil inlet pipe 1, a fixed seat 4 is fixedly sleeved on the oil delivery pipe 2, a fixed groove 5 is formed in the bottom of the fixed seat 4, the bottom end of the oil delivery pipe 2 extends into the oil inlet pipe 1, the top end of the oil inlet pipe 1 extends into the fixed groove 5, a gas recovery pipe 6 is fixedly installed at the top of the fixed seat 4, the gas recovery pipe 6 is communicated with the inside of the fixed groove 5, one end, far away from the fixed seat 4, of the gas recovery pipe 6 is fixedly connected with a flange plate, an annular gas bag 7 is fixedly installed on the inner wall of the fixed groove 5, the annular gas bag 7 is movably sleeved on the oil inlet pipe 1, one side of the annular gas bag 7 is fixedly connected with a gas inlet pipe 8, the gas inlet pipe 8 is communicated with the inside of the annular gas bag 7, one end, far away from the annular gas inlet pipe 8 extends out of the fixed seat 4 and is fixedly connected with a hose 9, hose 9 keeps away from one end fixedly connected with rubber ball 10 of intake pipe 8, one side fixedly connected with breathing pipe 11 that hose 9 was kept away from to rubber ball 10, and hose 9 and breathing pipe 11 all are linked together with rubber ball 10 is inside, all set up the screw hole 12 that is located annular gasbag 7 below on the both sides inner wall of fixed slot 5, lead screw 13 is installed to equal screw thread in two screw holes 12, the both ends of lead screw 13 all extend outside screw hole 12, be equipped with two arc splint 15 in the fixed slot 5, two arc splint 15 symmetries set up in the both sides of advancing oil pipe 1, the equal fixed mounting in one side that two arc splint 15 kept away from each other has bearing frame 16, the one end that two lead screws 13 are close to each other rotates respectively and installs on corresponding bearing frame 16.

The top fixedly connected with bleeder 17 of intake pipe 8, bleeder 18 is installed to the top screw thread of bleeder 17, the sealed pad 19 of bottom fixed mounting of fixing base 4, there is the top sealing contact of supporting seat 3 sealed bottom of pad 19, the equal fixed mounting in one side that two arc splint 15 are close to each other has slipmat 14, two slipmats 14 all contact with the outer wall that advances oil pipe 1, the equal fixed mounting in one side that two arc splint 15 keep away from each other has two guide bars 20, two guide ways have all been seted up on the both sides inner wall of fixed slot 5, corresponding guide way is run through respectively to the one end of four guide bars 20, fixed mounting has first check valve in intake pipe 8, fixed mounting has the second check valve on the breathing pipe 11, the equal fixed mounting in one end that two lead screws 13 kept away from each other has the handle, all be equipped with anti-skidding line on two handles.

When the oil delivery device is used, the top end of the oil inlet pipe 1 and the supporting seat 3 are both located at a proper height position above the ground, one end of the oil delivery pipe 2 is fixedly connected with an oil delivery pipeline of an oil tank truck, the rubber ball 10 is made of rubber materials with good elasticity, when oil is discharged into a buried oil tank, one end of the oil delivery pipe 2 is firstly inserted into the oil inlet pipe 1, the top end of the oil inlet pipe 1 extends into the fixing groove 5, the sealing gasket 19 at the bottom of the fixing seat 4 is in sealing contact with the top of the supporting seat 3, then the two handles are rotated clockwise, the two handles drive the corresponding screw rods 13 to rotate, under the guiding action of the four guide rods 20, the two screw rods 13 simultaneously rotate and push the corresponding bearing seats 16 and the corresponding arc-shaped clamping plates 15 to move towards directions close to each other, and when the anti-skid gaskets on the two arc-shaped clamping plates 15 are in clamping contact with the outer wall of the oil inlet pipe 1, stopping rotating the two handles, so that the fixed seat 4 and the oil delivery pipe 2 can be stably installed and fixed on the oil inlet pipe 1 by utilizing the clamping and matching of the two arc-shaped clamping plates 15, then the rubber ball 10 is held by hands and the rubber ball 10 is repeatedly pinched, under the action of controlling the air to flow in one direction by the first check valve and the second check valve, the outside air is sucked into the rubber ball 10 through the air suction pipe 11, then the air is discharged into the annular air bag 7 through the hose 9 and the air inlet pipe 8 in sequence, so that the annular air bag 7 can be inflated, the volume of the annular air bag 7 is continuously increased, when the inner circular wall of the annular air bag 7 is in close contact with the outer wall of the oil inlet pipe 1, the pinching of the rubber ball 10 is stopped, the air between the oil inlet pipe 1 and the fixed groove 5 can be sealed by utilizing the inflated annular air bag 7, and then the flange on the oil gas recovery pipe 6 is fixedly connected with the air inlet pipe end of the oil gas recovery device or the oil gas recovery cabinet, the oil unloading work can be carried out, so that gasoline or diesel oil in the oil tank car flows into a buried oil tank through the oil delivery pipe 2 and the oil inlet pipe 1, when the oil is unloaded, the oil inlet pipe 1 is stably clamped and fixed by utilizing the two arc-shaped clamping plates 15, the annular air bag 7 is utilized to seal between the oil inlet pipe 1 and the fixed groove 5, the volatile oil gas can be effectively sealed, the oil delivery pipe 2 and the oil inlet pipe 1 are not easy to deviate, so that the oil gas can be discharged and recovered only through the oil gas recovery pipe 6, the oil gas can not be diffused in the air to cause resource waste, after the oil unloading is finished, the air discharging cock 18 is firstly screwed down, the air in the annular air bag 7 can be discharged, the connection and fixation between a flange plate on the oil gas recovery pipe 6 and an air inlet pipe end of oil gas recovery equipment or an oil gas recovery cabinet is removed, the two handles are rotated anticlockwise, the two handles drive the corresponding screw rods 13 to rotate in the opposite directions, the two screw rods 13 are driven to move in the direction away from each other while rotating, and then the oil delivery pipe 2 can be detached from the oil inlet pipe 1, so that the operation is convenient and fast, and the content not described in detail in the specification belongs to the prior art known to those skilled in the art.

To sum up, the oil gas recovery sealing device for the gas station is characterized in that one end of an oil delivery pipe 2 is inserted into the oil inlet pipe 1, so that the top end of the oil inlet pipe 1 extends into a fixed groove 5, a sealing gasket 19 at the bottom of a fixed seat 4 is in sealing contact with the top of a supporting seat 3, two handles are rotated clockwise, two screw rods 13 are enabled to rotate and push a corresponding bearing seat 16 and a corresponding arc-shaped clamping plate 15 to move towards the direction close to each other, when anti-skid gaskets on the two arc-shaped clamping plates 15 are in clamping contact with the outer wall of the oil inlet pipe 1, the fixed seat 4 and the oil delivery pipe 2 can be stably installed and fixed on the oil inlet pipe 1 by clamping and matching of the two arc-shaped clamping plates 15, external air is sucked into a rubber ball 10 through an air suction pipe 11 by repeatedly pinching and pressing the rubber ball 10, and then is discharged into an annular air bag 7 through a hose 9 and an air inlet pipe 8 in sequence, the annular air bag 7 can be inflated, the volume of the annular air bag 7 is continuously increased, when the inner circular wall of the annular air bag 7 is in close contact with the outer wall of the oil inlet pipe 1, the rubber ball 10 is stopped to be pressed, the inflated annular air bag 7 can be used for sealing between the oil inlet pipe 1 and the fixed groove 5, then a flange plate on the oil gas recovery pipe 6 is fixedly connected with an oil gas recovery device or an air inlet pipe end of an oil gas recovery cabinet, so that oil discharge can be carried out, when oil is discharged, the oil inlet pipe 1 is stably clamped and fixed by using the two arc-shaped clamping plates 15, the oil inlet pipe 1 and the fixed groove 5 are sealed by using the annular air bag 7, the volatile oil gas can be effectively sealed, the oil delivery pipe 2 and the oil inlet pipe 1 are not easy to deviate, the oil gas can only be discharged and recovered through the oil gas recovery pipe 6 and can not diffuse in the air to cause resource waste, the utility model relates to a rationally, the practicality is good, when unloading, through utilizing two arc splint 15 to advancing oil pipe 1 and stabilizing the centre gripping fixed, utilize annular gasbag 7 to advancing to seal between oil pipe 1 and the fixed slot 5, can carry out effectual sealing to the oil gas that volatilizees the production, defeated oil pipe 2 with advance difficult emergence skew between the oil pipe 1, oil gas can only be through 6 discharges of oil gas recovery pipe and retrieve, can not spread in the air and cause the wasting of resources.

Claims

1. The utility model provides a filling station vapor recovery system sealing device, is provided with defeated oil pipe (2), its characterized in that including burying ground oil tank top fixed mounting's advance oil pipe (1), the top of advancing oil pipe (1): the oil feeding pipe (1) is fixedly sleeved with a supporting seat (3), the oil feeding pipe (2) is fixedly sleeved with a fixing seat (4), the bottom of the fixing seat (4) is provided with a fixing groove (5), the bottom end of the oil feeding pipe (2) extends into the oil feeding pipe (1), the top end of the oil feeding pipe (1) extends into the fixing groove (5), the top of the fixing seat (4) is fixedly provided with an oil gas recovery pipe (6), the oil gas recovery pipe (6) is communicated with the inside of the fixing groove (5), one end of the oil gas recovery pipe (6) far away from the fixing seat (4) is fixedly connected with a flange plate, the inner wall of the fixing groove (5) is fixedly provided with an annular air bag (7), the annular air bag (7) is movably sleeved on the oil feeding pipe (1), one side of the annular air bag (7) is fixedly connected with an air inlet pipe (8), and the air inlet pipe (8) is communicated with the inside of the annular air bag (7), one end of the air inlet pipe (8) far away from the annular air bag (7) extends out of the fixing seat (4) and is fixedly connected with a hose (9), one end of the hose (9) far away from the air inlet pipe (8) is fixedly connected with a rubber ball (10), one side of the rubber ball (10) far away from the hose (9) is fixedly connected with an air suction pipe (11), the hose (9) and the air suction pipe (11) are communicated with the inside of the rubber ball (10), threaded holes (12) positioned below the annular air bag (7) are formed in the inner walls of the two sides of the fixing groove (5), a screw rod (13) is installed in the two threaded holes (12) in a threaded manner, two ends of the screw rod (13) extend out of the threaded holes (12), two arc-shaped clamping plates (15) are arranged in the fixing groove (5), the two arc-shaped clamping plates (15) are symmetrically arranged on the two sides of the oil inlet pipe (1), a bearing seat (16) is fixedly installed on one side of the two arc-shaped clamping plates (15) far away from each other, one ends of the two screw rods (13) close to each other are respectively and rotatably arranged on the corresponding bearing seats (16).

2. A gasoline station oil and gas recovery sealing device according to claim 1, characterized in that: the top of the air inlet pipe (8) is fixedly connected with an air discharging pipe (17), and an air discharging cock (18) is installed at the top end of the air discharging pipe (17) in a threaded mode.

3. A gasoline station oil and gas recovery sealing device according to claim 1, characterized in that: the bottom fixed mounting of fixing base (4) has sealed pad (19), and there is the top sealing contact of supporting seat (3) sealed bottom of filling up (19), and two arc splint (15) equal fixed mounting in one side that are close to each other have slipmat (14), and two slipmat (14) all contact with the outer wall of advancing oil pipe (1).

4. A gasoline station oil and gas recovery sealing device according to claim 1, characterized in that: two equal fixed mounting in one side that two arc splint (15) kept away from each other have two guide bar (20), have all seted up two guide ways on the both sides inner wall of fixed slot (5), and the one end of four guide bar (20) runs through corresponding guide way respectively.

5. A gasoline station oil and gas recovery sealing device according to claim 1, characterized in that: a first one-way valve is fixedly mounted on the air inlet pipe (8), and a second one-way valve is fixedly mounted on the air suction pipe (11).

6. A gasoline station oil and gas recovery sealing device according to claim 1, characterized in that: the handles are fixedly mounted at the ends, far away from each other, of the two screw rods (13), and anti-skid grains are arranged on the two handles.