Natural gas decarbonization device

Abstract

The natural gas decarburization device comprises a decarburization tower body, a decarburization layer is arranged on the lower portion in a decarburization base, the decarburization base is elastically and slidably arranged on the upper portion in the decarburization tower body through a buffer mechanism, a decarburization agent storage tank is arranged on the upper portion in the decarburization base through a metal filter screen, and a discharge port is formed in the bottom of the decarburization agent storage tank. The bottom of the decarburization agent storage tank is provided with the discharge port, the lower side of the decarburization seat is provided with the shock excitation mechanism, the discharge port is opened, the decarburization seat is subjected to shock excitation treatment through the shock excitation mechanism, the decarburization agent storage tank is arranged in the decarburization tower body, the decarburization agent storage tank is arranged in the decarburization tower body, and the decarburization agent storage tank is arranged in the decarburization tower body. The decarburizing agent in the decarburizing agent storage tank can be discharged out of the decarburizing tower body, so that the saturated decarburizing agent can be conveniently discharged and replaced.

Description

Technical Field

[0001] The utility model relates to the technical field of natural gas decarbonization, in particular to a natural gas decarbonization device. Background Art

[0002] The natural gas extracted from oil and gas fields is mainly composed of hydrocarbons and various impurity gases, the main component of which is methane, in addition to CO2 gas, etc. The natural gas quality standard requires that the content of carbon dioxide cannot be greater than 3%. In addition, carbon dioxide is very corrosive to steel after being dissolved in water. If the pH value is the same, the acidity ratio of carbon dioxide is also relatively high, so the degree of corrosion of carbon dioxide to steel is also relatively high, and it will also cause serious pollution to the environment. Therefore, efficient decarbonization of the extracted natural gas has become the key to the rational use of natural gas resources.

[0003] A natural gas PSA decarbonization device with application number 202310660942.1 in the prior art includes an adsorption tower and an injection device connected to the interior of the adsorption tower, and is characterized in that: the injection device includes a first shell, a drying channel is vertically opened inside the first shell, a vertically placed drying roller is provided in the drying channel, the drying roller is provided with spiral teeth, a vent is opened at the top of the first shell, an air inlet is opened at the bottom of the first shell, and the air inlet is connected to a fan. This technical solution increases the drying time of the adsorbent by arranging the spiral teeth, and increases the drying efficiency by the continuous rotation of the adsorbent when moving on the spiral teeth, thereby improving the drying effect of the adsorbent. However, it is not convenient to discharge the saturated decarbonizer in the tower body for replacement, and the replacement is time-consuming and labor-intensive, and the operation is inconvenient. Utility Model Content

[0004] The utility model aims to provide a natural gas decarbonization device to solve the problems in the prior art that it is inconvenient to discharge and replace the saturated decarbonizer in the tower body, the replacement is time-consuming and labor-intensive, and the operation is inconvenient.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a natural gas decarbonization device, comprising a decarbonization tower body, a decarbonization layer is provided in the lower part of the decarbonization seat, and the decarbonization layer comprises a decarbonization seat elastically slidably provided in the upper part of the decarbonization tower body through a buffer mechanism, a decarbonizer storage tank is provided in the upper part of the decarbonization seat through a metal filter, a discharge port is provided at the bottom of the decarbonizer storage tank, and the discharge port is arranged through the discharge hole on the side wall of the decarbonization tower body, and a vibration excitation mechanism is provided on the lower side of the decarbonization seat.

[0006] Furthermore, the buffer mechanism includes a support plate, a support rod and a spring. The support rod is arranged parallel to the inner wall of the decarbonization tower body through the support plate, and the spring is sleeved on the outer sides of both ends of the support rod.

[0007] Furthermore, the decarburization seat is configured as an annular seat, and a sealing layer is provided on the outer wall of the decarburization seat.

[0008] Furthermore, the metal filter screen inside the decarbonization seat is arranged in a funnel shape, and the filter holes of the metal filter screen are smaller than the diameter of the decarbonization agent particles.

[0009] Furthermore, the lower end of the discharge port is inclined toward one end of the discharge hole, and a solenoid valve is provided at the discharge end of the discharge port.

[0010] Furthermore, a flexible sealing baffle is provided inside the discharge port, and the flexible sealing baffle adopts a corrugated rubber structure.

[0011] Furthermore, the excitation mechanism includes an eccentric wheel rotatably arranged at the lower part of the decarburization seat through a transmission shaft and a bearing, one end of the transmission shaft is connected to a motor through a gear set, and a protective cover is provided on the outside of the motor and the gear set.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The utility model provides a discharge port at the bottom of the decarbonizing agent storage tank, a solenoid valve at the discharge end of the discharge port, and a vibration excitation mechanism at the lower side of the decarbonizing seat, so that the solenoid valve of the discharge port is opened and the decarbonizing seat is vibrated by the vibration excitation mechanism, so that the decarbonizing agent in the decarbonizing agent storage tank can be discharged into the decarbonizing tower body, thereby facilitating the discharge and replacement of the saturated decarbonizing agent, and the replacement is time-saving, labor-saving and easy to operate.

[0014] The utility model provides a decarburization seat in the upper part of the decarburization tower body through elastic sliding of a buffer mechanism, the buffer mechanism includes a support plate, a support rod and a spring, the support rod is arranged parallel to the inner wall of the decarburization tower body through the support plate, and the spring is sleeved on the outer sides of both ends of the support rod, so that the decarburization seat can be elastically slidably arranged in the decarburization tower body, and the decarburization seat can be vibrated up and down by the vibration mechanism to perform buffering treatment, which is convenient for better discharge treatment.

[0015] The utility model arranges the decarburization seat into an annular seat, and the outer wall of the decarburization seat is provided with a sealing layer, so as to improve the sealing performance of the sliding connection between the decarburization seat and the inner wall of the decarburization tower body. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0017] Figure 1 This is a main cross-sectional view of the internal structure of the decarbonization tower body of the utility model;

[0018] Figure 2 It is a left view of the decarbonization tower structure of the utility model;

[0019] Figure 3 It is a schematic diagram of the eccentric wheel transmission connection structure of the utility model.

[0020] In the figure: 1. decarbonization tower body; 2. decarbonization seat; 3. decarbonization agent storage tank; 4. metal filter; 5. support plate; 6. support rod; 8. discharge port; 9. discharge hole; 10. flexible sealing baffle; 11. eccentric wheel; 12. transmission shaft; 13. gear set; 14. motor; 15. protective cover; 16. bearing; 17. solenoid valve; 18. spring; 19. sealing layer. DETAILED DESCRIPTION

[0021] 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.

[0022] See also Figure 1 , Figure 2 , Figure 3 In the embodiment of the utility model, a natural gas decarbonization device includes a decarbonization tower body 1, a decarbonization layer is provided in the lower part of the decarbonization seat 2, and the decarbonization layer includes a decarbonization seat 2 elastically slidably provided in the upper part of the decarbonization tower body 1 through a buffer mechanism, and a decarbonization agent storage tank 3 is provided in the upper part of the decarbonization seat 2 through a metal filter 4, and the metal filter 4 inside the decarbonization seat 2 is arranged in a funnel shape, and the filter holes of the metal filter 4 are smaller than the diameter of the decarbonization agent particles, so that the gas can pass through the metal filter 4, while the decarbonization agent does not pass through the metal filter 4, which is convenient for limiting the decarbonization agent in the decarbonization seat 2, and the decarbonization A discharge port 8 is provided at the bottom of the decarbonization agent storage tank 3, and the discharge port 8 is set through the discharge hole 9 on the side wall of the decarbonization tower body 1. A vibration mechanism is provided on the lower side of the decarbonization seat 2, and the vibration mechanism includes an eccentric wheel 11 rotatably arranged at the lower part of the decarbonization seat 2 through a transmission shaft 12 and a bearing 16. One end of the transmission shaft 12 is connected to a motor 14 through a gear set 13. The decarbonization seat 2 can be vibrated up and down by the vibration mechanism, and the decarbonizer in the decarbonizer storage tank 3 can be discharged into the decarbonization tower body 1, thereby facilitating the discharge and replacement of the saturated decarbonizer in the decarbonization tower body 1.

[0023] like Figure 1 and Figure 3As shown, in order to be able to perform buffering when the decarburization seat 2 is excited up and down by the excitation mechanism, the buffering mechanism includes a support plate 5, a support rod 6 and a spring 18. The support rod 6 is arranged parallel to the inner wall of the decarburization tower body 1 through the support plate 5. The lower end of the discharge port 8 is inclined toward one end of the discharge hole 9, and a solenoid valve 17 is provided at the discharge end of the discharge port 8. The solenoid valve 17 and the excitation mechanism are electrically connected to the control end of the PLC control cabinet to facilitate overall control. The spring 18 is sleeved on the outer side of both ends of the support rod 6, so that the decarburization seat 2 can be elastically slidably set in the decarburization tower body 1, and can perform buffering when the decarburization seat 2 is excited up and down by the excitation mechanism, so as to facilitate better discharge processing. In addition, a protective cover 15 is provided on the outer side of the motor 14 and the gear group 13, and a heat dissipation hole is provided in the protective cover 15 to facilitate the cover protection of the motor 14 and the gear group 13.

[0024] like Figure 1 As shown, the decarburization seat 2 is configured as an annular seat, and a sealing layer 19 is provided on the outer wall of the decarburization seat 2 to improve the sealing performance of the sliding connection between the decarburization seat 2 and the inner wall of the decarburization tower body 1 .

[0025] like Figure 1 and Figure 2 As shown, in order to prevent gas from being discharged from the discharge port 8, a flexible sealing baffle 10 is provided inside the discharge port 8, and the flexible sealing baffle 10 adopts a corrugated rubber structure, which makes it easy to improve the sealing treatment between the discharge port 8 and the discharge port 8 on the side wall of the decarbonization tower body 1.

[0026] The working principle and use process of the utility model are as follows: when in use, a decarbonization seat 2 and a decarbonizer storage tank 3 are elastically slidably provided on the upper part of the decarbonization tower body 1 through a buffer mechanism, a discharge port 8 is provided at the bottom of the decarbonizer storage tank 3, a solenoid valve 17 is provided at the discharge end of the discharge port 8, and a vibration mechanism is provided on the lower side of the decarbonization seat 2, so that the solenoid valve 17 of the discharge port 8 is opened, and the decarbonization seat 2 can be vibrated up and down by the vibration mechanism, so that the decarbonizer in the decarbonizer storage tank 3 can be discharged into the decarbonization tower body 1, thereby facilitating the discharge and replacement of the saturated decarbonizer in the decarbonization tower body 1.

[0027] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A natural gas decarbonization device, comprising a decarbonization tower body (1) and a decarbonization seat (2), characterized in that: The decarburization seat (2) is provided with a decarburization layer at the lower part thereof, and the decarburization layer comprises a decarburization seat (2) elastically slidably provided at the upper part thereof through a buffer mechanism, the decarburization seat (2) is provided with a decarburization agent storage tank (3) at the upper part thereof through a metal filter screen (4), a discharge port (8) is provided at the bottom of the decarburization agent storage tank (3), and the discharge port (8) is provided through a discharge hole (9) on the side wall of the decarburization tower body (1), and a vibration excitation mechanism is provided at the lower side of the decarburization seat (2).

2. A natural gas decarbonization device according to claim 1, characterized in that: The buffer mechanism comprises a support plate (5), a support rod (6) and a spring (18); the support rod (6) is arranged parallel to the inner wall of the decarbonization tower body (1) through the support plate (5), and the spring (18) is sleeved on the outer sides of both ends of the support rod (6).

3. A natural gas decarbonization device according to claim 1, characterized in that: The decarburization seat (2) is configured as an annular seat, and the outer wall of the decarburization seat (2) is provided with a sealing layer (19).

4. A natural gas decarbonization device according to claim 3, characterized in that: The metal filter (4) inside the decarbonization seat (2) is arranged in a funnel shape, and the filter holes of the metal filter (4) are smaller than the diameter of the decarbonization agent particles.

5. A natural gas decarbonization device according to claim 1, characterized in that: The lower end of the discharge port (8) is arranged to be inclined toward one end of the discharge hole (9), and a solenoid valve (17) is provided at the discharge end of the discharge port (8).

6. A natural gas decarbonization device according to claim 5, characterized in that: A flexible sealing baffle (10) is provided inside the discharge port (8), and the flexible sealing baffle (10) adopts a corrugated rubber structure.

7. A natural gas decarbonization device according to claim 1, characterized in that: The excitation mechanism comprises an eccentric wheel (11) rotatably arranged at the lower part of the decarburization seat (2) via a transmission shaft (12); one end of the transmission shaft (12) is connected to a motor (14) via a gear set (13); and a protective cover (15) is provided on the outside of the motor (14) and the gear set (13).

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