CN213327480U

CN213327480U - Kitchen garbage is desulphurization unit for anaerobic fermentation

Info

Publication number: CN213327480U
Application number: CN202021482793.2U
Authority: CN
Inventors: 周思宇; 魏永; 耿琰; 于宝康; 谢亚婵
Original assignee: Hebei Jing'an Ruineng Environmental Technology Co ltd
Current assignee: Hebei Jing'an Ruineng Environmental Technology Co ltd
Priority date: 2020-07-24
Filing date: 2020-07-24
Publication date: 2021-06-01
Anticipated expiration: 2030-07-24

Abstract

The utility model discloses a kitchen garbage is desulphurization unit for anaerobic fermentation, including a desulfurization section of thick bamboo, one side fixedly connected with intake pipe of desulfurization section of thick bamboo bottom, the inside of intake pipe has placed first filter screen, the utility model relates to a kitchen garbage is desulphurization unit for anaerobic fermentation, impurity and moisture in the filter screen filtration marsh gas, marsh gas obtains the purification, liquid collecting device allows marsh gas to pass through from bottom to top, and prevent spray liquor to pass through from top to bottom, make marsh gas and spray thick liquid closely contact, improved desulfurization effect, liquid collecting device and desulfurizer of bilayer time play many times desulfurization, make the desulfurization more thorough, alkaline liquid flows to one side of desulfurization section of thick bamboo inner wall from the drainage tank, and then discharges to receiving the fluid reservoir, makes alkaline liquid be recycled, recycles, has improved the functionality of device, the fender liquid ring prevents alkaline liquid along with marsh gas from discharging to outlet duct department from the inner wall of desulfurization section of thick bamboo, the pollution of alkaline liquid to the methane is avoided.

Description

Kitchen garbage is desulphurization unit for anaerobic fermentation

Technical Field

The utility model relates to a desulphurization unit, in particular to desulphurization unit for kitchen garbage anaerobic fermentation.

Background

Anaerobic fermentation refers to the fact that waste is stabilized through metabolic activity of microorganisms under anaerobic conditions, meanwhile, methane and CO2 are changed, fermentation bacteria mainly play a role in a liquefaction stage and comprise cellulose decomposition bacteria and protein hydrolysis bacteria, kitchen waste is perishable organic waste such as discarded fruit and vegetable and food leftovers, melon and fruit peels in daily life and has the advantages of being high in water content, high in salt content and oil content and the like, generally, the treated kitchen waste is subjected to anaerobic fermentation to generate biogas, the biogas generated by fermentation contains toxic gas of hydrogen sulfide, and therefore the hydrogen sulfide in the biogas after the kitchen waste is subjected to anaerobic fermentation needs to be removed.

In the prior art, hydrogen sulfide in methane is removed mainly by separating sulfur elements of gas, the existing desulfurization device has a single desulfurization mode, alkaline liquid in the desulfurization device is not treated and reused, the desulfurization effect is not ideal, although spraying is carried out for multiple times, the concentration and the alkaline degree of spraying liquid for multiple times are the same, and the spraying liquid does not have a hierarchy and cannot achieve the required desulfurization effect.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a kitchen garbage is desulphurization unit for anaerobic fermentation to it is single to provide the alkaline liquid among the current desulphurization unit desulfurization mode, the desulphurization unit in solving above-mentioned background art, not handle reuse and lead to the desulfurization effect unsatisfactory, spray the problem that liquid does not have the level and can not reach required desulfurization effect.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a desulphurization unit for kitchen garbage anaerobic fermentation, includes a desulfurization section of thick bamboo, one side fixedly connected with intake pipe of desulfurization bobbin base portion, first filter screen has been placed to the inside of intake pipe, the desulfurizer has been placed to intake pipe toper part's inside, first feed liquor pipe and second feed liquor pipe are installed respectively to the top and the middle part of a desulfurization section of thick bamboo one side, second drain pipe and first drain pipe are installed to the middle part and the bottom of a desulfurization section of thick bamboo opposite side correspondence respectively, the outlet duct is installed on the top of a desulfurization section of thick bamboo, the second filter screen has been placed to the inside of outlet duct, two collection liquid devices of inside fixedly connected with of a desulfurization section of thick bamboo, two collection liquid device is located first feed liquor pipe and second feed liquor pipe respectively under.

As an optimal technical scheme of the utility model, two collection liquid device all includes disc, drainage groove and L type outlet duct, two the drainage groove has all been seted up at the top of disc, and two drainage grooves all are certain angle with the horizontal direction and set up.

As an optimal technical scheme of the utility model, two the inside of disc all inlays and is equipped with a plurality of L type outlet ducts.

As a preferred technical scheme of the utility model, a plurality of shower nozzles of the equal fixedly connected with in top of first feed liquor pipe and second feed liquor pipe.

As an optimized technical proposal of the utility model, the inner wall of the top end of the desulfuration cylinder is fixedly connected with a liquid retaining ring.

As a preferred technical scheme of the utility model, the intake pipe of first filter screen both sides is connected through the screw thread, the intake pipe of desulfurizer both sides is connected through the screw thread, the outlet duct of second filter screen both sides is connected through the screw thread.

As an optimized technical scheme of the utility model, it is a plurality of the gas outlet of L type outlet duct all is the inclined plane that is certain angle with the horizontal direction.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model is provided with a first filter screen, a desulfurizer, a second filter screen and a liquid collecting device, when methane passes through the first filter screen from an air inlet pipe, the first filter screen filters impurities and moisture in the methane, the methane is purified in a first step, when passing through the desulfurizer, the desulfurizer enables the methane to be desulfurized once, after the methane after the first desulfurization is discharged from a plurality of L-shaped outlet pipes, the methane is closely contacted with spray liquid with different concentrations and alkaline degrees sprayed from a spray head, the function of fractional desulfurization is achieved, the methane after desulfurization passes through the second filter screen, redundant liquid is filtered again, the discharged methane is further purified, the liquid collecting device allows the methane to pass through from bottom to top, and prevents the spray liquid from passing through from top to bottom, the methane and spray slurry are closely contacted, the desulfurization effect is improved, a double-layer liquid collecting device and a desulfurizer play roles of multiple desulfurization, the first filter screen and the second filter screen are arranged to remove impurities and redundant liquid in the methane, so that the purity of the methane is improved.

2. The utility model discloses set up the second drain pipe, first drain pipe and drainage groove, when spraying the liquid and spout the disc surface, alkaline liquid can assemble drainage groove department through the surface of disc, alkaline liquid flows to one side of desulfurization section of thick bamboo inner wall from the drainage groove, in the fluid storage tank is arranged from second drain pipe and first drain pipe respectively to the subdividing for alkaline liquid is by recovery processing, recycle, the functionality of device has been improved, the establishment of fender liquid ring prevents alkaline liquid along with marsh gas from the inner wall of desulfurization section of thick bamboo to discharge outlet duct department, the pollution that alkaline liquid brought to marsh gas has been avoided.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic front sectional view of the present invention;

fig. 3 is the structure schematic diagram of the liquid collecting device of the utility model.

In the figure: 1. a desulfurization cylinder; 2. an air inlet pipe; 3. a first filter screen; 4. a desulfurizing agent; 5. a first liquid inlet pipe; 6. a second liquid inlet pipe; 7. a second liquid outlet pipe; 8. a first liquid outlet pipe; 9. an air outlet pipe; 10. a second filter screen; 11. a liquid collecting device; 12. a disc; 13. a drainage groove; 14. an L-shaped air outlet pipe; 15. a spray head; 16. liquid-blocking ring.

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. 1-3, the utility model provides a kitchen garbage is desulphurization unit for anaerobic fermentation's technical scheme:

according to fig. 1, including a desulfurization section of thick bamboo 1, one side fixedly connected with intake pipe 2 of 1 bottom of a desulfurization section of thick bamboo, first filter screen 3 has been placed to the inside of intake pipe 2, desulfurizer 4 has been placed to the inside of 2 conical parts of intake pipe, first feed liquor pipe 5 and second feed liquor pipe 6 are installed respectively to the top and the middle part of 1 one side of a desulfurization section of thick bamboo, second drain pipe 7 and first drain pipe 8 are installed to the middle part and the bottom of 1 opposite side of a desulfurization section of thick bamboo respectively corresponding, outlet duct 9 is installed on the top of a desulfurization section of thick bamboo 1, second filter screen 10 has been placed to the inside of outlet duct 9, two album of liquid device 11 of inside fixedly connected with of a desulfurization section of thick bamboo 1, two album of liquid device 11 are located first feed liquor.

According to fig. 3, two album of liquid devices 11 all include disc 12, drainage groove 13 and L type outlet duct 14, drainage groove 13 has all been seted up at the top of two discs 12, and two drainage grooves 13 all are certain angle with the horizontal direction, make alkaline liquid can flow to one side of drainage groove 13, the inside of two discs 12 all inlays and is equipped with a plurality of L type outlet ducts 14, the gas outlet of a plurality of L type outlet ducts 14 all is the inclined plane that is certain angle with the horizontal direction, L type outlet duct 14 makes marsh gas can be passed through from bottom to top, and prevented alkaline liquid and continued down to pass through, alkaline liquid is in album of liquid device 11 departments by eduction gear promptly.

According to fig. 2, the top ends of the first liquid inlet pipe 5 and the second liquid inlet pipe 6 are fixedly connected with a plurality of spray heads 15, the spray heads 15 spray alkaline liquid, so that the alkaline liquid and the methane are in close contact, the inner wall of the top end of the desulfurization cylinder 1 is fixedly connected with a liquid retaining ring 16, and the liquid retaining ring 16 prevents a small amount of alkaline liquid from entering the gas outlet pipe 9 along the inner wall of the desulfurization cylinder 1.

According to fig. 2, the air inlet pipes 2 on both sides of the first filter screen 3 are connected through threads, the air inlet pipes 2 on both sides of the desulfurizer 4 are connected through threads, and the air outlet pipes 9 on both sides of the second filter screen 10 are connected through threads, so that the first filter screen 3, the desulfurizer 4 and the second filter screen 10 can be conveniently disassembled, and the cleaning and the replacement are convenient.

When in specific use, the utility model relates to a kitchen garbage is desulphurization unit for anaerobic fermentation, when marsh gas from intake pipe 2 when first filter screen 3, impurity and moisture in the marsh gas are filtered to first filter screen 3, marsh gas obtains first purification back through desulfurizer 4, desulfurizer 4 makes marsh gas carry out a desulfurization, marsh gas after the first desulfurization gets into upward movement behind the bottom of desulfurization section of thick bamboo 1, marsh gas is after a plurality of L type outlet ducts 14 discharge, with the spray liquid of different concentrations and alkaline degree that sprays down from shower nozzle 15 closely contact, twice sprays and makes the desulfurization effect more thorough, marsh gas after the desulfurization continues to move to desulfurization section of thick bamboo 1 top, a small amount of alkaline liquid is blocked by fender liquid ring 16, alkaline liquid drips to liquid collecting device 11 department after the convergence, marsh gas after the desulfurization passes through second filter screen 10, filter unnecessary impurity and liquid once more, make the marsh gas of discharging further purify, when first filter screen 3, desulfurizer 4 and second filter screen 10 need wash and change, only need rotatory intake pipe 2 and outlet duct 9 for intake pipe 2 and

first filter screen

3, 4 phase separations of desulfurizer, outlet duct 9 and the 10 phase separations of second filter screen, take out first filter screen 3, desulfurizer 4 and second filter screen 10, can wash or change it.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a kitchen garbage is desulphurization unit for anaerobic fermentation, includes a desulfurization section of thick bamboo (1), its characterized in that: one side of the bottom of the desulfurization cylinder (1) is fixedly connected with an air inlet pipe (2), a first filter screen (3) is arranged in the air inlet pipe (2), a desulfurizer (4) is arranged in the conical part of the air inlet pipe (2), a first liquid inlet pipe (5) and a second liquid inlet pipe (6) are respectively arranged at the top and the middle of one side of the desulfurization cylinder (1), the middle part and the bottom part of the other side of the desulfurizing cylinder (1) are respectively and correspondingly provided with a second liquid outlet pipe (7) and a first liquid outlet pipe (8), an air outlet pipe (9) is arranged at the top end of the desulfurization cylinder (1), a second filter screen (10) is arranged in the air outlet pipe (9), the inside fixedly connected with two album of liquid devices (11) of a desulfurization section of thick bamboo (1), two album of liquid device (11) are located first feed liquor pipe (5) and second feed liquor pipe (6) under respectively.

2. The desulfurization device for anaerobic fermentation of kitchen waste according to claim 1, characterized in that: two liquid collecting device (11) all include disc (12), drainage groove (13) and L type outlet duct (14), two drainage groove (13) have all been seted up at the top of disc (12), and two drainage grooves (13) all are certain angle with the horizontal direction.

3. The desulfurization device for anaerobic fermentation of kitchen waste according to claim 2, characterized in that: a plurality of L-shaped air outlet pipes (14) are embedded in the two discs (12).

4. The desulfurization device for anaerobic fermentation of kitchen waste according to claim 1, characterized in that: the top ends of the first liquid inlet pipe (5) and the second liquid inlet pipe (6) are fixedly connected with a plurality of nozzles (15).

5. The desulfurization device for anaerobic fermentation of kitchen waste according to claim 1, characterized in that: the inner wall of the top end of the desulfurization cylinder (1) is fixedly connected with a liquid retaining ring (16).

6. The desulfurization device for anaerobic fermentation of kitchen waste according to claim 1, characterized in that: the air inlet pipes (2) on the two sides of the first filter screen (3) are connected through threads, the air inlet pipes (2) on the two sides of the desulfurizer (4) are connected through threads, and the air outlet pipes (9) on the two sides of the second filter screen (10) are connected through threads.

7. The kitchen waste desulfurization device for anaerobic fermentation according to claim 3, characterized in that: the air outlets of the L-shaped air outlet pipes (14) are inclined planes which form a certain angle with the horizontal direction.