Decoking tank for biomass gas

Abstract

The utility model discloses a decoking tank for biomass gas, which comprises a decoking tank, the top of the decoking tank is fixedly connected with a cover plate, the cover plate is internally provided with a feed port, the cover plate is fixedly connected with a feed pipe through the feed port, the decoking tank is internally provided with a gas inlet, and the gas inlet is communicated with the feed pipe through the gas inlet. The decoking tank is fixedly connected with a gas inlet pipe through a gas inlet, and an adsorption plate is fixedly connected into the decoking tank; a sliding groove is formed in the recycling bin, a push plate is movably connected to the interior of the sliding groove, and a connecting rod is fixedly connected to the side face of the push plate; the scraping plate is slidably connected to the interior of the recycling bin, and the two ends of the scraping plate are fixedly connected with the push plate; and one end of the filter is fixedly connected with an air outlet pipe. By means of the structure, tar in biomass gas can be adsorbed during processing, the decoking effect is achieved, tar can be recycled, dust can be filtered in the decoking process, and pollution to the environment is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of biomass gas decoking, in particular to a decoking tank used for biomass gas. Background Art

[0002] Biomass gas is a combustible energy source converted from crop straw, forest waste, edible fungus residue, livestock manure and all combustible materials as raw materials. Biomass gasification synthetic fuel is an indirect liquefaction technology. It uses thermochemical methods to gasify biomass to produce raw gas, and then obtains high-quality synthesis gas through gas purification and component adjustment. It is then pressurized and a complete set of integrated technologies are used to synthesize liquid fuel using catalytic synthesis technology. The tar and dust produced during the combustion process are easy to pollute the environment. Therefore, a decoking tank for biomass gas is proposed.

[0003] The existing decoking tank used for biomass gas needs to be taken out many times when cleaning the recovered tar, which is troublesome. A Chinese patent discloses a "decoking tank used for biomass gas", and its application number is "CN201520295592.4". The decoking tank is a drawer-type filter. A partition is provided in the middle of the decoking tank to divide the decoking tank into two areas: an air inlet area and an air outlet area. The air inlet area and the air outlet area are connected at the bottom of the decoking tank. The top of the air inlet area and the air outlet area are respectively provided with an air inlet pipe and an air outlet pipe. The top and bottom of the decoking tank are provided with a cover plate and a bottom plate; a bracket is provided under the bottom plate, and a removable extraction box is provided on the decoking tank, and a decoking wire mesh is provided on the extraction box, so that the biomass fuel is fully burned, the thermal efficiency is improved, energy is saved, there is no smoke and dust emission, and it is effective and environmentally friendly. However, when cleaning the recovered tar, it needs to be taken out many times, which is troublesome. Utility Model Content

[0004] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art and to provide a decoking tank for biomass gas. The utility model is conducive to the adsorption of tar in the biomass gas during processing by setting an adsorption plate, which plays a decoking role and is conducive to the recovery of tar. At the same time, it is conducive to filtering dust during the decoking process and reducing pollution to the environment.

[0005] The utility model also provides a decoking tank for use with the above-mentioned biomass gas, comprising: a decoking tank, a cover plate fixedly connected to the top of the decoking tank, a feed port is provided inside the cover plate, a feed pipe is fixedly connected to the cover plate through the feed port, an air inlet is provided inside the decoking tank, the decoking tank is fixedly connected to the air inlet pipe through the air inlet, and an adsorption plate is fixedly connected to the inside of the decoking tank; a recovery bin, a slide groove is provided inside the recovery bin, a push plate is movably connected inside the slide groove, and a connecting rod is fixedly connected to the side of the push plate; a scraper, the scraper is slidably connected to the inside of the recovery bin, the scraper is retractable, and both ends of the scraper are fixedly connected to the push plate; a filter, one end of the filter is fixedly connected to an outlet pipe, and the end of the outlet pipe away from the filter is fixedly connected to the top of the cover plate.

[0006] According to the decoking tank for biomass gas described in the utility model, a filter screen is movably connected inside the filter, and filter cotton is movably connected inside the filter, which is beneficial for filtering out dust and tar inside the discharged smoke.

[0007] According to the decoking tank for biomass gas described in the utility model, the filter screen is adhered to the filter cotton, and the filter screen and the filter cotton are detachable, which is beneficial to enhance the filtering effect and facilitate the replacement of the filter screen and the filter cotton.

[0008] According to the decoking tank for biomass gas of the utility model, a recovery port is provided at the bottom of the recovery bin, a bin door is movably connected to the recovery bin through the recovery port, and the bin door is rotatably connected to the bottom of the recovery bin, which is beneficial for cleaning the recovered tar.

[0009] According to the decoking tank for biomass fuel gas described in the utility model, one end of the air inlet pipe away from the decoking tank is movably connected to a blower to increase the oxygen content inside the decoking tank.

[0010] According to the decoking tank for biomass gas of the utility model, the adsorption plate is fixedly connected to the upper surface of the recovery bin, which is conducive to the adsorption plate to adsorb tar and then fall into the recovery bin.

[0011] According to the decoking tank for biomass gas described in the utility model, a support frame is fixedly connected to the bottom of the decoking tank to support the decoking tank.

[0012] According to the decoking tank for biomass gas described in the utility model, the end of the connecting rod away from the push plate is fixedly connected to an electric telescopic rod, and the end of the electric telescopic rod away from the connecting rod is fixedly connected to the upper part of the support frame. This is conducive to cleaning the adsorption plate and reducing labor costs.

[0013] Beneficial Effects

[0014] 1. Compared with the prior art, the decoking tank used in the biomass gas is provided with an adsorption plate, which is beneficial to adsorb the tar in the biomass gas during processing, plays a decoking role, and is beneficial to recovering the tar. At the same time, it is beneficial to filter dust during the decoking process and reduce pollution to the environment. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0016] Figure 1 This is a structural diagram of a specific implementation method of a decoking tank used for biomass fuel gas in the utility model;

[0017] Figure 2 Decoking tank for biomass fuel gas of the utility model Figure 1 The enlarged structural diagram at A in the middle;

[0018] Figure 3 A partial structural diagram of a decoking tank used for biomass fuel gas in the utility model;

[0019] Figure 4 This is a structural diagram of the connection relationship of the decoking tank used for biomass fuel gas in the utility model.

[0020] Legend:

[0021] 1. Decoking tank; 2. Cover plate; 3. Feed pipe; 4. Air inlet pipe; 5. Adsorption plate; 6. Recovery bin; 7. Chute; 8. Connecting rod; 9. Scraper; 10. Filter; 11. Air outlet pipe; 12. Filter cotton; 13. Bin door; 14. Blower; 15. Support frame; 16. Electric telescopic rod. DETAILED DESCRIPTION

[0022] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0023] Reference Figure 1-4The utility model embodiment is a decoking tank for biomass gas, which includes: a decoking tank 1, a support frame 15 is fixedly connected to the bottom of the decoking tank 1 for supporting the decoking tank 1, a cover plate 2 is fixedly connected to the top of the decoking tank 1, a feed port is opened inside the cover plate 2, a feed pipe 3 is fixedly connected to the cover plate 2 through the feed port, an air inlet is opened inside the decoking tank 1, the decoking tank 1 is fixedly connected to an air inlet pipe 4 through the air inlet, and a blower 14 is movably connected to one end of the air inlet pipe 4 away from the decoking tank 1 for increasing the oxygen content inside the decoking tank 1, an adsorption plate 5 is fixedly connected to the inside of the decoking tank 1, and the adsorption plate 5 is fixedly connected to the upper surface of the recovery bin 6, which is conducive to the adsorption plate 5 to adsorb tar and then fall into the recovery bin 6.

[0024] A recovery bin 6 is provided with a slide groove 7 inside the recovery bin 6, a push plate is movably connected inside the slide groove 7, a connecting rod 8 is fixedly connected to the side of the push plate, an end of the connecting rod 8 away from the push plate is fixedly connected to an electric telescopic rod 16, and an end of the electric telescopic rod 16 away from the connecting rod 8 is fixedly connected to the top of the support frame 15, which is conducive to cleaning the adsorption plate 5 and reducing labor costs. A recovery port is provided at the bottom of the recovery bin 6, and the recovery bin 6 is movably connected to a bin door 13 through the recovery port, and the bin door 13 is rotatably connected to the bottom of the recovery bin 6, which is conducive to cleaning the recovered tar.

[0025] The scraper 9 is slidably connected to the inside of the recovery bin 6 , and the scraper 9 is retractable. Both ends of the scraper 9 are fixedly connected to the push plate, which is beneficial to cleaning the tar above the adsorption plate 5 .

[0026] The filter 10 has one end fixedly connected with an exhaust pipe 11, and one end of the exhaust pipe 11 away from the filter 10 is fixedly connected to the top of the cover plate 2. A filter net is movably connected inside the filter 10, and filter cotton 12 is movably connected inside the filter 10, which is beneficial to filtering out dust and tar inside the exhausted smoke. The filter net and the filter cotton 12 are adhered, and the filter net and the filter cotton 12 are detachable, which is beneficial to enhancing the filtering effect and facilitating the replacement of the filter net and the filter cotton 12.

[0027] Working principle: First, heat the decoking tank 1, turn on the blower 14 to deliver oxygen to the inside of the decoking tank 1, then, input the material into the decoking tank 1 through the feed pipe 3, and the generated tar is adsorbed by the adsorption plate 5 and falls into the recovery bin 6. Turn on the electric telescopic rod 16, and drive the scraper 9 to slide under the adsorption plate 5 through the connecting rod 8 to scrape off the tar attached to the bottom of the adsorption plate 5, and then, the generated gas is filtered by the filter 10 and discharged through the outlet pipe 11.

[0028] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A decoking tank for biomass gas, characterized in that: include: A decoking tank (1), wherein a cover plate (2) is fixedly connected to the top of the decoking tank (1), a feed port is provided inside the cover plate (2), a feed pipe (3) is fixedly connected to the cover plate (2) through the feed port, an air inlet is provided inside the decoking tank (1), an air inlet is fixedly connected to the decoking tank (1) through the air inlet, and an adsorption plate (5) is fixedly connected to the inside of the decoking tank (1); A recovery bin (6), wherein a slide groove (7) is provided inside the recovery bin (6), a push plate is movably connected inside the slide groove (7), and a connecting rod (8) is fixedly connected to the side of the push plate; A scraper (9), the scraper (9) is slidably connected to the inside of the recovery bin (6), the scraper (9) is retractable, and both ends of the scraper (9) are fixedly connected to the push plate; A filter (10), one end of the filter (10) is fixedly connected to an air outlet pipe (11), and one end of the air outlet pipe (11) away from the filter (10) is fixedly connected to the top of the cover plate (2).

2. The decoking tank for biomass gas according to claim 1, characterized in that: A filter net is movably connected inside the filter (10), and filter cotton (12) is movably connected inside the filter (10).

3. The decoking tank for biomass fuel gas according to claim 2, characterized in that: The filter net is adhered to the filter cotton (12), and the filter net and the filter cotton (12) are detachable.

4. The decoking tank for biomass fuel gas according to claim 1, characterized in that: The bottom of the recovery bin (6) is provided with a recovery port, and the recovery bin (6) is movably connected to a bin door (13) via the recovery port, and the bin door (13) is rotatably connected to the bottom of the recovery bin (6).

5. The decoking tank for biomass fuel gas according to claim 1, characterized in that: One end of the air inlet pipe (4) away from the decoking tank (1) is movably connected to a blower (14).

6. The decoking tank for biomass fuel gas according to claim 1, characterized in that: The adsorption plate (5) is fixedly connected to the upper surface of the recovery bin (6).

7. The decoking tank for biomass fuel gas according to claim 1, characterized in that: A support frame (15) is fixedly connected to the bottom of the decoking tank (1).

8. The decoking tank for biomass fuel gas according to claim 1, characterized in that: One end of the connecting rod (8) away from the push plate is fixedly connected to an electric telescopic rod (16), and one end of the electric telescopic rod (16) away from the connecting rod (8) is fixedly connected to the top of the support frame (15).

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