Integrated liquid collector device for gas station

By designing an integrated liquid collector device for gas stations, the problem of insufficient slope of the refueling oil and gas recovery pipeline in the gas station is solved, and the effect of preventing liquid accumulation and ensuring smooth air flow is achieved, meeting the specification requirements.

CN222809230UActive Publication Date: 2025-04-29CHANGCHUN GAS THERMAL ENERGY DESIGN RES INST CO LTD
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Patent Information

Application Number
CN202421536906.0
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-07-02
Publication Date
2025-04-29
Estimated Expiration
2034-07-02

AI Technical Summary

Technical Problem

In the gas refueling oil and gas recovery pipelines at the gas station, due to terrain restrictions, the slope of the pipeline slope towards the oil tank cannot meet the requirements of ≥1%, resulting in fluid accumulation in the oil and gas recovery pipeline, affecting the smooth flow of the gas, and does not meet the requirements of the specifications.

Method used

An integrated liquid collector device is designed, including a load-bearing manhole cover, a load-bearing manhole well, an outer pipe, a fiberglass liquid collector, an inner pipe and a welded ball valve. By setting the first short pipe and the second short pipe with a slope of ≥1, it is ensured that liquid can flow into the liquid collector, prevent liquid accumulation, and ensure smooth air flow.

Benefits of technology

Effectively prevent fluid accumulation in the refueling oil and gas recovery pipeline, ensure smooth air flow, and meet the specification requirements to ensure stable and safe operation of the equipment.

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Abstract

The integrated liquid collector device comprises a bearing manhole well, a bearing manhole cover is arranged on the bearing manhole well, an outer pipe is inserted into the bearing manhole well downwards, the upper end of the outer pipe is located in the bearing manhole well, a glass fiber reinforced plastic liquid collector is arranged at the lower end of the outer pipe, an inner pipe is inserted into the outer pipe, and the inner pipe is connected with the bearing manhole well. The upper end of the inner pipe extends out of the outer pipe, and a welding ball valve is installed at the top end of the inner pipe. By the adoption of the bearing well lid and the bearing manhole well, on one hand, liquid in the liquid collector can be conveniently and regularly extracted, and on the other hand, the well lid and the well body under the roadway are prevented from being crushed by vehicles; the load-bearing well cover and the load-bearing manhole well are made of SMC (Sheet Molding Compound) composite materials and have the functions of sealing, water resistance, compression resistance, load bearing, insulation, flame retardance, firmness and durability.
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Description

Technical Field

[0001] The utility model relates to the technical field of integrated liquid collectors, in particular to an integrated liquid collector device for a gas station. Background Art

[0002] Due to terrain restrictions, when the slope of the refueling oil and gas recovery pipeline towards the oil tank cannot meet the specification requirement of ≥1%, an integrated liquid collector device can be installed near the oil tank in the pipeline. Summary of the invention

[0003] In view of the deficiencies in the prior art, the utility model provides an integrated liquid collector device for gas stations, which solves the problem that in existing gas stations restricted by terrain, when the slope of the refueling oil and gas recovery pipeline to the oil tank cannot meet the requirement of the specification ≥1%, it can prevent liquid accumulation in the refueling oil and gas recovery pipeline and ensure smooth airflow while meeting the requirements of the specification.

[0004] To achieve the above objectives, the utility model is implemented through the following technical solutions: it includes a load-bearing manhole, a load-bearing manhole cover is provided on the load-bearing manhole, an outer pipe is inserted downwardly into the load-bearing manhole, the upper end of the outer pipe is located in the load-bearing manhole, a fiberglass liquid collector is provided at the lower end of the outer pipe, an inner pipe is inserted in the outer pipe, the upper end of the inner pipe extends out of the outer pipe, and a welded ball valve is installed at the top of the inner pipe.

[0005] Furthermore, a first short tube is provided on the right side of the outer tube, and a second short tube is provided on the left side of the outer tube and below the first short tube, and the first short tube and the second short tube have an upward inclination angle.

[0006] Furthermore, a stiffening flat-weld flange and fasteners connected to the inner tube are provided at the top end of the outer tube.

[0007] Furthermore, the upper part and the lower part of the outer tube have different diameters, and the different diameters are connected by a reducing joint.

[0008] The utility model provides an integrated liquid collector device for a gas station. It has the following beneficial effects: (1) The use of a load-bearing manhole cover and a load-bearing manhole makes it convenient to regularly extract the liquid in the liquid collector, and prevents the manhole cover and the manhole body under the roadway from being crushed by vehicles;

[0009] (2) The materials of the load-bearing manhole cover and the load-bearing manhole are SMC composite materials, which have the functions of sealing and waterproofing, pressure resistance and load-bearing, insulation and flame retardancy, and durability;

[0010] (3) The lower side of the inner tube is 50 mm away from the bottom of the liquid collector, which is easy to pump out the accumulated liquid; the upper side of the inner tube is 150 mm away from the load-bearing manhole cover, which is convenient for installing a hand-cranked oil suction pump;

[0011] (4) The first short pipe and the second short pipe are sloped toward the outer pipe, with a slope of ≥1, so as to facilitate the liquid in the refueling gas recovery pipeline to flow into the liquid collector, ensuring smooth air flow and meeting the requirements of the specification;

[0012] (5) The liquid collector is made of fiberglass, which is corrosion-resistant, acid-resistant, alkali-resistant, and pressure-resistant, and can prevent the accumulated liquid from leaking into the soil. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic structural diagram of an integrated liquid collector device for a gas station according to the utility model.

[0014] In the figure: 1- load-bearing manhole; 2- load-bearing manhole cover; 3- outer pipe; 4- glass fiber reinforced plastic liquid collector; 5- inner pipe; 6- welded ball valve; 7- first short pipe; 8- second short pipe; 9- tightening flat welding flange and fasteners; 10- reducing joint. DETAILED DESCRIPTION

[0015] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0016] See also Figure 1 The utility model provides a technical solution: an integrated liquid collector device for a gas station, which is composed of a load-bearing manhole cover 2, a load-bearing manhole 1, an inner pipe 5, an outer pipe 3, a reducer 10, a first short pipe 7, a second short pipe 8, a glass fiber reinforced plastic liquid collector 4, a welded ball valve 6, a stiffened flat welding flange and a fastener 9;

[0017] The first short pipe 7 is used to connect to the oil tank, and the second short pipe 8 is used to connect to the oil dispenser.

[0018] (2) The pipe part of the liquid collector device is made of outer pipe 3, inner pipe 5, first short pipe 7, second short pipe 8, reducer 10, flat welding flange with stiffness and fastener 9, all of which are made of 20# seamless steel pipe with a wall thickness of 4mm; the inner pipe diameter is DN25 and the length is 2350mm; the outer pipe diameter is DN50 and the length is 1350mm, and the length is DN80 and the length is 1000mm. The first short pipe 7 and the second short pipe 8 are both DN80 in diameter and 300mm in length;

[0019] (3) The materials of the load-bearing manhole cover 2 and the load-bearing manhole 1 are both SMC composite materials, with a diameter of Φ600mm, a depth of 600mm, and a thickness of 50mm;

[0020] (4) The glass fiber reinforced plastic liquid collector 4 is made of glass fiber reinforced plastic, has a capacity of 40L, and the opening at the connection with the outer pipe is DN80;

[0021] (5) The load-bearing manhole 1, the FRP liquid collector 4 and the outer pipe 3 are all connected by socket and spigot. The other pipe connections are all made by argon arc welding for the base and manual arc welding for the cover.

[0022] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions. The sentence "includes an element defined by ... does not exclude the existence of other identical elements in the process, method, article or device including the element".

[0023] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An integrated liquid collector device for a gas station, comprising a load-bearing manhole well (1), wherein a load-bearing manhole well (1) is provided with a load-bearing manhole cover (2), characterized in that: An outer tube (3) is inserted downwardly into the load-bearing manhole well (1), the upper end of the outer tube (3) is located in the load-bearing manhole well (1), a glass fiber reinforced plastic liquid collector (4) is provided at the lower end of the outer tube (3), an inner tube (5) is inserted into the outer tube (3), the upper end of the inner tube (5) extends out of the outer tube (3), and a welded ball valve (6) is installed at the top end of the inner tube (5).

2. The integrated liquid collector device for a gas station according to claim 1, characterized in that: A first short tube (7) is provided on the right side of the outer tube (3), and a second short tube (8) is provided on the left side of the outer tube (3) and below the first short tube (7), wherein the first short tube (7) and the second short tube (8) have an upward inclination angle.

3. The integrated liquid collector device for a gas station according to claim 1, characterized in that: The top end of the outer tube (3) is provided with a stiffening flat-weld flange and a fastener (9) connected to the inner tube (5).

4. The integrated liquid collector device for a gas station according to claim 1, characterized in that: The upper part and the lower part of the outer tube (3) have different diameters, and the different diameters are connected via a reducing joint (10).