Liquefied petroleum gas compression and storage equipment

Abstract

The utility model discloses liquefied petroleum gas compression and storage equipment, and relates to the technical field of liquefied petroleum gas compression and storage equipment.The liquefied petroleum gas compression and storage equipment comprises a storage tank, a filtering mechanism, a communicating pipe, a gas inlet pipe and a pressure adjusting mechanism, supporting legs are fixedly installed at the bottom end of the storage tank, and the pressure adjusting mechanism is installed at the top end of the storage tank; a communicating pipe fixedly communicates with the left side of the top end of the storage tank, a filtering mechanism fixedly communicates with the top end of the communicating pipe, an air inlet pipe fixedly communicates with the top end of the filtering mechanism, and a discharging pipe is fixedly installed on the right side of the storage tank. The liquefied petroleum gas compression and storage equipment is novel in design and simple in structure, impurities are filtered and intercepted through a filter screen arranged in a filter frame, filtered petroleum is injected into a storage tank through a communicating pipe, a pull rope is driven to move through a check block, a clamping block is conveniently pulled by the pull rope to move into a clamping groove, the filter frame is conveniently moved out, and the use is convenient. Impurities intercepted on the surface of the filter screen are convenient.

Description

Technical Field

[0001] This application relates to the technical field of liquefied petroleum gas compression storage equipment, and in particular to a liquefied petroleum gas compression storage equipment. Background Technique

[0002] Liquefied natural gas, whose main component is methane, is recognized as the cleanest fossil energy on earth. It is colorless, odorless, non-toxic and non-corrosive. Its volume is about 1 / 625 of the volume of the same amount of gaseous natural gas, and the mass of liquefied natural gas is only about 45% of the mass of the same volume of water. Liquefied natural gas is obtained by compressing and cooling natural gas to its condensation point (-161.5°C), and it usually is stored in a low-temperature storage tank at -161.5°C and about 0.1 MPa. Its main component is methane, and it is transported by special ships or tank trucks and regasified during use.

[0003] In the compression storage of liquefied natural gas, there will be impurities in the liquefied petroleum gas, which are likely to block the pipeline during the storage process, resulting in damage to the storage device, and it is not convenient to adjust when the internal pressure is too high, increasing potential safety hazards. Therefore, a liquefied petroleum gas compression storage equipment is proposed for the above problems. Utility Model Content

[0004] In this embodiment, a liquefied petroleum gas compression storage equipment is provided to solve the problems that in the compression storage of liquefied natural gas, there are impurities in the liquefied petroleum gas, which are likely to block the pipeline during the storage process, resulting in damage to the storage device, and it is not convenient to adjust when the internal pressure is too high, increasing potential safety hazards.

[0005] According to one aspect of the present application, a liquefied petroleum gas compression storage equipment is provided, including a storage tank, a filtering mechanism, a connecting pipe, an inlet pipe and a pressure regulating mechanism. Legs are fixedly installed at the bottom end of the storage tank, a pressure regulating mechanism is installed at the top end of the storage tank, a connecting pipe is fixedly communicated with the left side of the top end of the storage tank, a filtering mechanism is fixedly communicated with the top end of the connecting pipe, an inlet pipe is fixedly communicated with the top end of the filtering mechanism, and a discharge pipe is fixedly installed on the right side of the storage tank.

[0006] Furthermore, the number of the legs is three, and the three legs are distributed in a triangular shape at the bottom end of the storage tank.

[0007] Furthermore, the pressure regulating mechanism includes an electric push rod, a piston, a limiting ring, a pressure sensor and a pressure gauge. The electric push rod is fixedly installed on the surface of the top end of the storage tank, the output end of the electric push rod is fixedly connected with the piston, a limiting ring fixedly installed on the inner wall of the top end of the storage tank is arranged at the bottom end of the piston, a pressure sensor is arranged in the storage tank, and the pressure sensor is connected with the pressure gauge installed on the top side of the storage tank.

[0008] Further, the piston is slidably connected to the inner cavity at the top end of the storage tank, and a limiting ring is provided on the bottom side of the piston.

[0009] Further, the filtering mechanism includes a filtering shell, a filtering frame, a clamping block and a filtering net. The bottom side of the filtering shell is communicated with the top end of the communicating pipe. The top side of the filtering shell is fixedly communicated with an air inlet pipe. The side surface of the filtering shell is slidably connected with a filtering frame. A filtering net is installed in the filtering frame. A placement groove is provided at the top side of the left end of the filtering frame and is opened inside the filtering frame. A clamping block is slidably connected in the placement groove. The bottom end of the clamping block is snap-fitted with a clamping groove opened at the top side of the left end of the filtering frame. The top side of the clamping block is elastically connected with the inner wall of the placement groove through a spring.

[0010] Further, a rubber pad is fixedly installed at the left end of the filtering frame, a sealing plate is fixedly installed at the left end of the rubber pad, and the rubber pad is attached to the surface of the filtering frame.

[0011] Further, a pull rope is fixedly installed at the top end of the clamping block. The end of the pull rope slidably penetrates through the side surface of the filtering frame, and a stop block is fixedly connected to the end of the pull rope.

[0012] Through the above embodiments of the present application, by adopting the filtering mechanism and the pressure regulating mechanism, the problems that in the compression storage of liquefied natural gas, there will be impurities in the liquefied petroleum gas, which are likely to block the pipeline during the storage process, resulting in damage to the storage device, and it is not convenient to adjust when the internal pressure is too high, increasing potential safety hazards are solved. Description of the Drawings

[0013] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only some embodiments of the present application.

[0014] Figure 1 It is a schematic diagram of the overall three-dimensional structure of an embodiment of the present application;

[0015] Figure 2 It is a schematic diagram of the overall front sectional view of an embodiment of the present application;

[0016] Figure 3 It is the overall Figure 2 partial enlarged schematic diagram at A in an embodiment of the present application.

[0017] In the figure: 1. Storage tank; 2. Leg; 3. Electric push rod; 4. Piston; 5. Limit ring; 6. Pressure sensor; 7. Discharge pipe; 8. Pressure gauge; 9. Connecting pipe; 10. Filter housing; 11. Filter frame; 12. Rubber pad; 13. Sealing plate; 14. Filter net; 15. Spring; 16. Clamping block; 17. Pulling rope; 18. Air inlet pipe; 19. Placing groove; 20. Stop block; 21. Card slot. Detailed implementation manners

[0018] In order to enable those skilled in the art of this technology to better understand the solution of this application, the following will clearly and completely describe the technical solutions in the embodiments of this application with reference to the accompanying drawings in the embodiments of this application. Obviously, the described embodiments are only a part of the embodiments of this application, rather than all the embodiments. Based on the embodiments in this application, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of this application.

[0019] It should be noted that the terms "first", "second", etc. in the specification and claims of this application and the above-mentioned drawings are used to distinguish similar objects, and do not necessarily need to be used to describe a specific order or sequence. It should be understood that such data can be interchanged under appropriate circumstances so as to implement the embodiments of this application described here. In addition, the terms "including" and "having" and any variations thereof are intended to cover non-exclusive inclusion. For example, a process, method, system, product or device that includes a series of steps or units does not necessarily have to be limited to those steps or units clearly listed, but may include other steps or units not clearly listed or inherent to these processes, methods, products or devices.

[0020] In this application, the orientation or positional relationship indicated by terms such as "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", etc. is based on the orientation or positional relationship shown in the drawings. These terms are mainly used to better describe this application and its embodiments, and are not used to limit that the indicated devices, elements or components must have a specific orientation or be constructed and operated in a specific orientation.

[0021] Moreover, in addition to being able to represent an orientation or positional relationship, some of the above terms may also be used to represent other meanings. For example, the term "upper" may also be used to represent a certain attachment relationship or connection relationship in some cases. For those of ordinary skill in the art, the specific meanings of these terms in this application can be understood according to specific circumstances.

[0022] In addition, the terms "installed", "set up", "provided with", "connected", "linked", and "socketed" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral structure; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or there can be internal communication between two devices, components, or parts. For those of ordinary skill in the art, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0023] It should be noted that, without conflict, the embodiments in this application and the features in the embodiments can be combined with each other.

[0024] The following introduces the liquefied petroleum gas compression storage equipment of the embodiments of this application.

[0025] Please refer to Figures 1-3 As shown, a liquefied petroleum gas compression storage equipment includes a storage tank 1, a filtering mechanism, a connecting pipe 9, an intake pipe 18, and a pressure regulating mechanism. Legs 2 are fixedly installed at the bottom end of the storage tank 1. A pressure regulating mechanism is installed at the top end of the storage tank 1. The left side of the top end of the storage tank 1 is fixedly connected to the connecting pipe 9. The top end of the connecting pipe 9 is fixedly connected to the filtering mechanism. The top end of the filtering mechanism is fixedly connected to the intake pipe 18. A discharge pipe 7 is fixedly installed on the right side of the storage tank 1.

[0026] The number of legs 2 is three, and the three legs 2 are distributed in a triangular pattern at the bottom end of the storage tank 1. The pressure regulating mechanism includes an electric push rod 3, a piston 4, a limiting ring 5, a pressure sensor 6, and a pressure gauge 8. The electric push rod 3 is fixedly installed on the top surface of the storage tank 1. The output end of the electric push rod 3 is fixedly connected to the piston 4. A limiting ring 5 fixedly installed on the inner wall of the top end of the storage tank 1 is arranged at the bottom end of the piston 4. A pressure sensor 6 is arranged inside the storage tank 1. The pressure sensor 6 is connected to the pressure gauge 8 installed on the top side of the storage tank 1. The piston 4 is slidably connected to the inner cavity of the top end of the storage tank 1. A limiting ring 5 is arranged at the bottom side of the piston 4. The filtering mechanism includes a filter housing 10, a filter frame 11, a clamping block 16, and a filter net 14. The bottom side of the filter housing 10 is communicated with the top end of the connecting pipe 9. The top side of the filter housing 10 is fixedly communicated with the intake pipe 18. The side surface of the filter housing 10 is slidably connected to the filter frame 11. A filter net 14 is installed inside the filter frame 11. A placement groove 19 opened inside the filter frame 11 is arranged at the top left end of the filter frame 11. A clamping block 16 is slidably connected inside the placement groove 19. The bottom end of the clamping block 16 is engaged with a clamping groove 21 opened at the top left end of the filter frame 11. The top side of the clamping block 16 is elastically connected to the inner wall of the placement groove 19 through a spring 15. A rubber pad 12 is fixedly installed at the left end of the filter frame 11. A sealing plate 13 is fixedly installed at the left end of the rubber pad 12. The rubber pad 12 is attached to the surface of the filter frame 11. A pull rope 17 is fixedly installed at the top end of the clamping block 16. The end of the pull rope 17 slidably penetrates the side surface of the filter frame 11. The end of the pull rope 17 is fixedly connected to a stop block 20.

[0027] When the utility model is in use, all the electrical components appearing in this application are externally connected to a power source and a control switch during use. The liquefied petroleum gas is injected into the filter housing 10 through the air inlet pipe 18 and filtered through the filter screen 14 arranged in the filter frame 11, and the impurities are filtered and intercepted. The filtered petroleum is injected into the storage tank 1 through the connecting pipe 9. And the block 20 drives the pull rope 17 to move, which facilitates the pull rope 17 to pull the clamping block 16 into the clamping groove 21, so as to facilitate the removal of the filter frame 11, and facilitate the inspection of the impurities intercepted on the surface of the filter screen 14. And the pressure sensor 6 is used for pressure detection, and the pressure gauge 8 is used for pressure display. Under the action of the electric push rod 3, the electric push rod 3 adjusts the movement of the piston 4, which is convenient for releasing the liquefied petroleum gas in the storage tank 1 and facilitating pressure adjustment.

[0028] The advantages of this application are as follows:

[0029] 1. This kind of liquefied petroleum gas compression storage device is novel in design and simple in structure. The liquefied petroleum gas is injected into the filter housing through the air inlet pipe and filtered through the filter screen arranged in the filter frame, and the impurities are filtered and intercepted. The filtered petroleum is injected into the storage tank through the connecting pipe. And the block drives the pull rope to move, which facilitates the pull rope to pull the clamping block into the clamping groove, so as to facilitate the removal of the filter frame and facilitate the inspection of the impurities intercepted on the surface of the filter screen.

[0030] 2. The pressure sensor is used for pressure detection, and the pressure gauge is used for pressure display. Under the action of the electric push rod, the electric push rod adjusts the movement of the piston, which is convenient for releasing the liquefied petroleum gas in the storage tank and facilitating pressure adjustment.

[0031] The circuits, electronic components and modules involved are all prior arts, which can be fully realized by those skilled in the art without further elaboration. The content protected by this application does not involve the improvement of software and methods either.

[0032] The above are only the preferred embodiments of this application and are not used to limit this application. For those skilled in the art, this application can have various changes and modifications. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of this application shall be included within the protection scope of this application.

Claims

1. A liquefied petroleum gas compression storage device, characterized in that: The invention comprises a storage tank (1), a filtering mechanism, a connecting pipe (9), an air intake pipe (18) and a pressure regulating mechanism, wherein a support leg (2) is fixedly mounted on the bottom end of the storage tank (1), a pressure regulating mechanism is mounted on the top end of the storage tank (1), a connecting pipe (9) is fixedly connected to the left side of the top end of the storage tank (1), a filtering mechanism is fixedly connected to the top end of the connecting pipe (9), an air intake pipe (18) is fixedly connected to the top end of the filtering mechanism, and a discharge pipe (7) is fixedly mounted on the right side of the storage tank (1).

2. The liquefied petroleum gas compression storage device according to claim 1, characterized in that: The number of the supporting legs (2) is three, and the three supporting legs (2) are distributed in a herringbone shape at the bottom end of the storage tank (1).

3. The liquefied petroleum gas compression storage device according to claim 1, characterized in that: The pressure regulating mechanism comprises an electric push rod (3), a piston (4), a limiting ring (5), a pressure sensor (6) and a pressure gauge (8); the electric push rod (3) is fixedly mounted on the top surface of the storage tank (1); the output end of the electric push rod (3) is fixedly connected to the piston (4); the bottom end of the piston (4) is provided with a limiting ring (5) fixedly mounted on the inner wall of the top of the storage tank (1); the storage tank (1) is provided with a pressure sensor (6); the pressure sensor (6) is connected to the pressure gauge (8) mounted on the top side of the storage tank (1).

4. The liquefied petroleum gas compression storage device according to claim 3, characterized in that: The piston (4) is slidably connected to the inner cavity at the top end of the storage tank (1), and a limiting ring (5) is provided on the bottom side of the piston (4).

5. The liquefied petroleum gas compression storage equipment according to claim 1, characterized in that: The filter mechanism comprises a filter shell (10), a filter frame (11), a block (16) and a filter screen (14); the bottom side of the filter shell (10) is connected to the top of the connecting pipe (9); the top side of the filter shell (10) is fixedly connected to an air intake pipe (18); the side surface of the filter shell (10) is slidably connected to the filter frame (11); the filter screen (14) is installed in the filter frame (11); a placement groove (19) is provided on the top side of the left end of the filter frame (11); the block (16) is slidably connected in the placement groove (19); the bottom end of the block (16) is engaged with a slot (21) provided on the top side of the left end of the filter frame (11); the top side of the block (16) is elastically connected to the inner wall of the placement groove (19) through a spring (15).

6. The liquefied petroleum gas compression storage device according to claim 5, characterized in that: A rubber pad (12) is fixedly mounted on the left end of the filter frame (11), a sealing plate (13) is fixedly mounted on the left end of the rubber pad (12), and the rubber pad (12) is in contact with the surface of the filter frame (11).

7. The liquefied petroleum gas compression storage device according to claim 5, characterized in that: A pull rope (17) is fixedly mounted on the top of the clamping block (16), the end of the pull rope (17) slides through the side surface of the filter frame (11), and the end of the pull rope (17) is fixedly connected to a stopper (20).

Images