CN210163410U

CN210163410U - Biological natural gas dewatering device

Info

Publication number: CN210163410U
Application number: CN201921130295.9U
Authority: CN
Inventors: 张岳; 董永; 邢晗; 刘光强
Original assignee: Shandong Jiantong New Energy Technology Co Ltd
Current assignee: Shandong Jiantong New Energy Technology Co Ltd
Priority date: 2019-07-18
Filing date: 2019-07-18
Publication date: 2020-03-20
Anticipated expiration: 2029-07-18

Abstract

The utility model discloses a biological natural gas dewatering device, including preliminary drying cabinet, second gas transmission pipeline and freeze drier, the outside of preliminary drying cabinet is connected with driving motor, and is connected with the admission line directly over the preliminary drying cabinet, be connected with first gas transmission pipeline under the preliminary drying cabinet, and the bottom of first gas transmission pipeline is connected with plate heat exchanger, the gas transmission pipeline of second is installed in plate heat exchanger left side, the outside of freeze drier is connected with the gas transmission pump, and the articulated sealed chamber door that is fixed with in the outside of freeze drier, the outside through connection of freeze drier derives the pipeline, driving motor's output is connected with first eccentric wheel, and the outside of first eccentric wheel is nested there is the push rod. This biological natural gas dewatering device adopts first eccentric wheel and push rod, drives the push rod through first eccentric wheel and removes repeatedly, and then accelerates the speed that liquid flows to increase the area of contact of gas and dry panel.

Description

Biological natural gas dewatering device

Technical Field

The utility model relates to a biogas equipment technical field specifically is a biogas dewatering device.

Background

The dehydration process is traditionally used for a biogas production process, even a certain amount of liquid water is carried in the dehydration process, and the existence of moisture in the natural gas often causes serious consequences, such as that the natural gas containing CO2 and H2S forms acid in the presence of water to corrode pipelines and equipment; natural gas hydrates are formed under certain conditions to plug valves, pipelines and equipment.

The evaporator of the freeze dryer of the natural gas dehydration device adopts a copper pipe, when methane passes through the evaporator, residual hydrogen sulfide gas and carbon dioxide gas can corrode the copper pipe, the speed of natural gas filtration can not be accelerated easily in the processing process, and the liquid filtered in the natural gas can not be recovered easily, so that the safety of natural gas dehydration is affected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a biological natural gas dewatering device to solve the natural gas dewatering device freeze dryer evaporimeter that proposes in the above-mentioned background art and adopt copper tubular product, when marsh gas passes through the evaporimeter, remain hydrogen sulfide gas body and carbon dioxide gas and produce the corrosive action to the copper pipe, at the in-process of processing, be difficult to accelerate the filterable speed of natural gas, and be difficult to carry out the problem of retrieving to the inside filterable liquid of natural gas.

In order to achieve the purpose, the utility model provides a biological natural gas dehydration device, which comprises a preliminary drying box, a second gas transmission pipeline and a freeze dryer, wherein the outer side of the preliminary drying box is connected with a driving motor, the right upper part of the preliminary drying box is connected with a gas inlet pipeline, the right lower part of the preliminary drying box is connected with the first gas transmission pipeline, the bottom of the first gas transmission pipeline is connected with a plate heat exchanger, the second gas transmission pipeline is arranged at the left side of the plate heat exchanger, the outer side of the freeze dryer is connected with a gas transmission pump, the outer side of the freeze dryer is hinged and fixed with a sealing box door, the outer side of the freeze dryer is connected with a lead-out pipeline in a penetrating way, the output end of the driving motor is connected with a first eccentric wheel, the outer side of the first eccentric wheel is nested with a push rod, the outer side of the push rod is connected with a pressurizing panel, and the outer side of, the left side of the supercharging panel is provided with a drying panel, the freezing dryer is internally provided with a freezing box body, and the outer side of the freezing box body penetrates through the freezing box body to be provided with a water outlet hole.

Preferably, the diameter of the first gas transmission pipeline is larger than that of the second gas transmission pipeline, and the first gas transmission pipeline is connected with the second gas transmission pipeline through a plate heat exchanger.

Preferably, the freeze dryer and the freezing box body form a clamping structure, and the bottom of the freezing box body adopts a slope-shaped structure.

Preferably, the push rod and the pressurizing panel form a sliding structure through the first eccentric wheel and the rectangular sliding rail, and the surface area of the pressurizing panel is consistent with that of the drying panel.

Preferably, the refrigerator body is provided with a second eccentric wheel, a separation panel and a water absorption cotton layer, the separation panel is arranged in the refrigerator body, the water absorption cotton layer is connected to the outer side of the separation panel in a penetrating manner, the second eccentric wheel is arranged right below the separation panel, and the top of the separation panel is of an open structure.

Preferably, the separation panel and the absorbent cotton layer form a vibration structure through the processes of a transmission chain, a rotating gear and a rotating rod, the outer side of the freezing box body is connected with the rotating gear, the outer side of the rotating gear is connected with the rotating rod, and the outer side of the rotating rod is connected with a second eccentric wheel.

Compared with the prior art, the beneficial effects of the utility model are that: the biological natural gas dehydration device is provided with a dehydration device,

1. the first eccentric wheel and the push rod are adopted, the push rod is driven to move repeatedly through the first eccentric wheel, so that the flowing speed of liquid is accelerated, the contact area of gas and the drying panel is increased, the speed of filtering the liquid in the natural gas is increased, and the quality of finished gas is improved;

2. the method comprises the following steps of calculating refrigerating capacity required by cooling and condensing the biogas by adopting a primary drying box and a freeze dryer according to parameters such as the gas volume and the temperature of the biogas at the outlet of a biogas compressor, wherein a contact part of the refrigerating capacity and the biogas is made of a copper material and is changed into a corrosion-resistant 316 stainless steel material, so that the stability and the reliability of the operation of a cooling system are ensured, the service life of equipment is prolonged, the water content of the biogas is reduced, and the dew point temperature of the biogas is kept at the optimal temperature;

3. adopt second eccentric wheel and drive chain, separate the bottom of panel through second eccentric wheel pair and produce the vibration, separate the speed that the cotton layer liquid of absorbing water of panel inside derives with higher speed to utilize drive chain to drive multiunit second eccentric wheel and rotate, promote the speed that the inside liquid of natural gas was derived.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the preliminary drying box of the present invention;

fig. 3 is a schematic view of the internal structure of the freeze dryer of the present invention;

fig. 4 is a schematic view of the internal structure of the freezer of the present invention.

In the figure: 1. a primary drying oven; 2. a drive motor; 3. an air intake duct; 4. a first gas transmission pipeline; 5. a plate heat exchanger; 6. a second gas transmission pipeline; 7. an air delivery pump; 8. a freeze dryer; 9. sealing the box door; 10. leading out the pipeline; 11. a push rod; 12. a first eccentric wheel; 13. a rectangular slide rail; 14. a pressurizing panel; 15. drying the panel; 16. a freezer compartment; 1601. a second eccentric wheel; 1602. a partition panel; 1603. a water absorbent cotton layer; 17. a drive chain; 18. a rotating gear; 19. rotating the rod; 20. and (7) water outlet holes.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a biological natural gas dehydration device comprises a primary drying box 1, a driving motor 2, an air inlet pipeline 3, a first air transmission pipeline 4, a plate type heat exchanger 5, a second air transmission pipeline 6, an air transmission pump 7, a freeze dryer 8, a sealing box door 9, a derivation pipeline 10, a push rod 11, a first eccentric wheel 12, a rectangular slide rail 13, a pressurization panel 14, a drying panel 15, a freezing box body 16, a transmission chain 17, a rotary gear 18, a rotary rod 19 and a water outlet hole 20, wherein the outer side of the primary drying box 1 is connected with the driving motor 2, the air inlet pipeline 3 is connected right above the primary drying box 1, the first air transmission pipeline 4 is connected right below the primary drying box 1, the bottom of the first air transmission pipeline 4 is connected with the plate type heat exchanger 5, the second air transmission pipeline 6 is installed on the left side of the plate type heat exchanger 5, the outer side of the freeze dryer 8 is connected with the air transmission pump 7, and the sealing box door 9 is hinged and fixed on the outer side, the outside through connection of freeze dryer 8 has derived pipeline 10, driving motor 2's output is connected with first eccentric wheel 12, and the outside nestification of first eccentric wheel 12 has push rod 11, the outside of push rod 11 is connected with pressure boost panel 14, and the outside of pressure boost panel 14 is connected with rectangular slide rail 13, pressure boost panel 14 left side is provided with drying panel 15, the internally mounted of freeze dryer 8 has freezer chest 16, and the outside of freezer chest 16 runs through and has seted up apopore 20.

The diameter of the first gas transmission pipeline 4 is larger than that of the second gas transmission pipeline 6, and the first gas transmission pipeline 4 is connected with the second gas transmission pipeline 6 through the plate heat exchanger 5, so that the first gas transmission pipeline 4 and the second gas transmission pipeline 6 can control the flowing speed of the biogas and control the dehydration efficiency of the natural gas.

The freeze dryer 8 and the freezing box 16 form a clamping structure, and the bottom of the freezing box 16 adopts a slope-shaped structure, so that the dehydrated liquid is convenient to collect, and the corrosion of the liquid to the inside of the freezing box 16 is avoided.

The push rod 11 and the pressurizing panel 14 form a sliding structure through the first eccentric wheel 12 and the rectangular sliding rail 13, the surface area of the pressurizing panel 14 is consistent with that of the drying panel 15, the pressurizing panel 14 extrudes the natural gas, and the natural gas is dehydrated.

The refrigerator body 16 is provided with a second eccentric 1601, a separating panel 1602 and a water-absorbing cotton layer 1603, the separating panel 1602 is arranged inside the refrigerator body 16, the water-absorbing cotton layer 1603 is connected to the outer side of the separating panel 1602 in a penetrating manner, the second eccentric 1601 is arranged under the separating panel 1602, an open structure is adopted at the top of the separating panel 1602, and the liquid absorbed in the water-absorbing cotton layer 1603 can be conveniently led out by the second eccentric 1601 while the liquid in the natural gas is filtered.

Separate panel 1602, cotton layer 1603 that absorbs water pass through drive chain 17, swing pinion 18 and rotary rod 19 process constitution vibrations structure, and the outside of freezer body 16 is connected with swing pinion 18 to the outside of swing pinion 18 is connected with rotary rod 19, and the outside of rotary rod 19 is connected with second eccentric 1601, is convenient for drive multiunit second eccentric 1601 through swing pinion 18 and rotates, promotes the efficiency that liquid was retrieved and was derived.

The working principle is as follows: when the biological natural gas dehydration device is used, according to the illustration in fig. 1 and fig. 2, an operator connects the preliminary drying box 1 and the plate heat exchanger 5 through the first gas transmission pipeline 4 and the second gas transmission pipeline 6, connects the plate heat exchanger 5 and the gas transmission pump 7, then introduces biological natural gas into the gas inlet pipeline 3, introduces biological natural gas into the preliminary drying box 1 through the gas inlet pipeline 3, simultaneously opens the driving motor 2, the driving motor 2 drives the first eccentric wheel 12 to rotate, the first eccentric wheel 12 drives the pressurizing panel 14 to slide on the rectangular slide rail 13, extrudes the biological natural gas through the pressurizing panel 14, preliminarily filters moisture in the biological natural gas through the drying panel 15, and introduces gas into the plate heat exchanger 5;

as shown in fig. 1, 2 and 4, the plate heat exchanger 5 condenses the moisture in the natural gas, the filtered biogas is introduced into the freeze dryer 8 through the gas transmission pump 7, the freezing box 16 in the freeze dryer 8 cools the biogas, the cooled and separated liquid is absorbed by the cotton layer 1603 outside the partition panel 1602, the operator rotates the rotary gear 18 to drive the transmission chain 17 to rotate through the rotary gear 18, the rotary gear 18 drives the second eccentric wheel 1601 to rotate through the rotary rod 19, the second eccentric wheel 1601 vibrates the bottom of the cotton layer 1603 to accelerate the liquid to be led out from the cotton layer 1603, and the redundant liquid is led out of the freezing box 16 through the water outlet hole 20.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a biological natural gas dewatering device, includes preliminary drying cabinet (1), second gas transmission pipeline (6) and freeze drier (8), its characterized in that: the outer side of the primary drying box (1) is connected with a driving motor (2), an air inlet pipeline (3) is connected right above the primary drying box (1), a first air transmission pipeline (4) is connected right below the primary drying box (1), the bottom of the first air transmission pipeline (4) is connected with a plate type heat exchanger (5), a second air transmission pipeline (6) is installed on the left side of the plate type heat exchanger (5), the outer side of the freeze dryer (8) is connected with an air transmission pump (7), the outer side of the freeze dryer (8) is fixedly hinged with a sealing box door (9), the outer side of the freeze dryer (8) is connected with a guide pipeline (10) in a penetrating manner, the output end of the driving motor (2) is connected with a first eccentric wheel (12), a push rod (11) is nested on the outer side of the first eccentric wheel (12), the outer side of the push rod (11) is connected with a pressurizing panel (14), and the outside of pressure boost panel (14) is connected with rectangle slide rail (13), pressure boost panel (14) left side is provided with drying panel (15), the internally mounted of freeze-drying machine (8) has freezer body (16), and the outside of freezer body (16) is run through and is seted up apopore (20).

2. The biogas dehydration plant according to claim 1, characterized in that: the diameter of the first gas transmission pipeline (4) is larger than that of the second gas transmission pipeline (6), and the first gas transmission pipeline (4) is connected with the second gas transmission pipeline (6) through the plate type heat exchanger (5).

3. The biogas dehydration plant according to claim 1, characterized in that: the freeze dryer (8) and the freezing box body (16) form a clamping structure, and the bottom of the freezing box body (16) adopts a slope-shaped structure.

4. The biogas dehydration plant according to claim 1, characterized in that: the push rod (11) and the pressurizing panel (14) form a sliding structure through a first eccentric wheel (12) and a rectangular sliding rail (13), and the surface area of the pressurizing panel (14) is consistent with that of the drying panel (15).

5. The biogas dehydration plant according to claim 1, characterized in that: the refrigerator comprises a refrigerator body (16) and is characterized in that the refrigerator body (16) is provided with a second eccentric wheel (1601), a separating panel (1602) and a water-absorbing cotton layer (1603), the separating panel (1602) is arranged inside the refrigerator body (16), the water-absorbing cotton layer (1603) is connected to the outer side of the separating panel (1602) in a penetrating mode, the second eccentric wheel (1601) is arranged under the separating panel (1602), and the top of the separating panel (1602) is of an open structure.

6. The biogas dehydration plant according to claim 5, characterized in that: partition panel (1602), cotton layer (1603) absorb water constitute vibrations structure through drive chain (17), rotating gear (18) and rotary rod (19) process, and the outside of freezer body (16) is connected with rotating gear (18) to the outside of rotating gear (18) is connected with rotary rod (19), and the outside of rotary rod (19) is connected with second eccentric wheel (1601).