CN218755622U - Novel marsh gas purifies recycle equipment - Google Patents
Novel marsh gas purifies recycle equipment Download PDFInfo
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- CN218755622U CN218755622U CN202223306229.7U CN202223306229U CN218755622U CN 218755622 U CN218755622 U CN 218755622U CN 202223306229 U CN202223306229 U CN 202223306229U CN 218755622 U CN218755622 U CN 218755622U
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Abstract
The utility model discloses a novel marsh gas purifies recycle equipment, including the marsh gas pipe that is used for recycle marsh gas of the fermentation cylinder that is used for sewage fermentation, marsh gas pipe sets up at the upper surface of fermentation cylinder and rather than the intercommunication, and both sides are provided with inlet tube and drain pipe respectively about the side surface of fermentation cylinder, the fermentation cylinder is provided with water retaining device with the inside of marsh gas pipe junction, sets up on the marsh gas pipeComprises a desulfurizing device which can move inside and outside a pipe, a desulfurizing device and H in the marsh gas 2 S reaction, the generated substances are remained on the desulfurizing device, no precipitate is generated in the fermentation tank or the biogas pipe, regular cleaning is not needed, the limit on biogas purification amount is broken through, the biogas generated by the fermentation tank can be completely discharged into biogas equipment through the biogas pipe for utilization, and the working efficiency and the equipment utilization rate are ensured.
Description
Technical Field
The utility model relates to the technical field of sewage treatment, in particular to a novel methane purifying and recycling device.
Background
The anaerobic treatment section of the sewage treatment station often generates associated biogas, the COD biogas yield is different according to the difference of the inlet water concentration and the property of the waste water, the main component is methane, and the rest is CO 2 、H 2 O、NH 3 、N 2 、H 2 And H 2 S, and the like, in the process of treating chemical sewage, H in methane generated by the sewage 2 The S content is large, and if the S is not purified, the S is directly discharged to pollute the air and cause the pollutionWaste of resources, and H 2 S is dissolved in water vapor to generate hydrogen sulfuric acid, which causes serious corrosion and damage to gas transmission pipelines, gas storage cabinets and gas utilization equipment.
The application number is 202122649431.9's china utility model discloses a marsh gas recycle purifier, the power distribution box comprises a box body, the sealed lid of box top connection installation, box one side connection is installed intake pipe and blast pipe, and the opposite side of box is connected installs feed liquor pipe and fluid-discharge tube, the string bag has been placed in the box, and the connection installs the handle in the string bag, the connection installs first solenoid valve in the intake pipe, and the fluid-discharge tube in-connection installs the second solenoid valve, first solenoid valve one side connection is installed and is rotated switch, and it can avoid taking place the jam, and be convenient for clear up the work, and it is when using, injects purifying agent in the box until being responded to by the water level inductor through the feed liquor pipe, then rotates rotation switch, opens first solenoid valve and second solenoid valve, earlier injects marsh gas into the box through the intake pipe and takes place the reaction with the box, recycles the purifying agent discharge after the reaction of fluid-discharge tube, when the water level inductor reduces, just can open the feed liquor pipe once more to inject new marsh gas, and then discharge from the blast pipe, the inside can observe the interior through observing window, need close the closure, and open the rotating switch and just can catch the handle to utilize the rotating purifying agent, and can take the handle.
The above patent has the following problems: the biogas desulfurization method adopts a liquid purifying agent to desulfurize the biogas, precipitates can be generated in the desulfurization reaction, the biogas desulfurization method also needs to be cleaned regularly, the purifying agent is not easy to recycle, and the purifying cost is high; in addition, the biogas is purified in a closed container, the purification amount in unit time depends on the size of the container, the working efficiency is insufficient when the container is too small, and the purifying agent is large in amount and low in utilization rate and is not easy to clean precipitates when the container is too large. Therefore, a novel methane purification and recycling device is provided.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome the existing defects and provide a novel biogas purification and recycling devicePreparing, desulfurizing device and H in marsh gas 2 S reaction, generated substances are remained on the desulfurization device, precipitates cannot be generated in the fermentation tank or the biogas pipe, regular cleaning is not needed, the limit on biogas purification amount is broken through, biogas generated by the fermentation tank can be completely discharged into biogas equipment through the biogas pipe for utilization, the working efficiency and the equipment utilization rate are ensured, and the problems in the background technology can be effectively solved.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a novel marsh gas purifies recycle equipment, is used for the marsh gas pipe of recycle marsh gas including the fermentation cylinder that is used for sewage fermentation, the marsh gas pipe sets up at the upper surface of fermentation cylinder and rather than the intercommunication, and both sides are provided with inlet tube and drain pipe respectively about the side surface of fermentation cylinder, the inside of fermentation cylinder and marsh gas pipe junction is provided with water retaining device, is provided with the desulphurization unit that can be in the inside and outside activity on the marsh gas pipe.
As the utility model discloses a preferred technical scheme, water retaining device includes through the fixed water retaining piece that sets up in the fermentation cylinder inside of connecting rod, and water retaining piece includes that two concentric circular platform section of thick bamboos that cup joint the setting, and the surface is open setting about two circular platform sections of thick bamboos.
As an optimal technical scheme of the utility model, at least one draw-in groove has been seted up to marsh gas pipe's side surface, and desulphurization unit includes swing joint's curved rotor plate in the draw-in groove, and the inboard fixed surface of rotor plate has the purification piece, marsh gas pipe's outside surface is close to the fixed two sets of fixing bases that are provided with of draw-in groove department, all rotates on every group fixing base and is provided with a rotor plate, and the last surface mounting who is located the fixing base of upside has servo motor, and servo motor's output shaft passes the lower surface of fixing base and is connected with the pivot through the shaft coupling, pivot and rotor plate fixed connection.
Compared with the prior art, the beneficial effects of the utility model are that: the desulphurization device reacts with H2S in the marsh gas, the generated substances are remained on the desulphurization device, no sediment is generated in a fermentation tank or a marsh gas pipe, regular cleaning is not needed, the limit on the purification amount of the marsh gas is broken through, the marsh gas generated by the fermentation tank can be completely discharged into marsh gas equipment through a marsh gas pipe to be utilized, the working efficiency and the equipment utilization rate are ensured, after the desulphurization is purified for a period of time, the desulphurization device can move to the outer side of the marsh gas pipe to be reduced, the desulphurization device can be reused to continuously purify the marsh gas after the reduction, the desulphurization device does not need to be replaced for a long time, and the purification cost is reduced.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the bottom view structure of the present invention;
fig. 3 is a schematic structural diagram of another embodiment of the present invention;
fig. 4 is a schematic top view of fig. 3 according to the present invention.
In the figure: 1 fermentation tank, 2 biogas pipes, 3 connecting rods, 4 water retaining pieces, 5 water inlet pipes, 6 water outlet pipes, 7 clamping grooves, 8 fixing seats, 9 rotating plates, 10 purifying blocks, 11 sealing gaskets, 12 reduction covers and 13 servo motors.
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. 1-2, the present invention provides a technical solution: the utility model provides a novel marsh gas purifies recycle equipment, including the marsh gas pipe 2 that is used for recycle marsh gas that is used for fermentation cylinder 1 of sewage fermentation, marsh gas pipe 2 sets up at fermentation cylinder 1's upper surface and rather than the intercommunication, and marsh gas pipe 2 can be connected with outside marsh gas aspiration pump for carry marsh gas to outside recycle, both sides are provided with inlet tube 5 and drain pipe 6 respectively about fermentation cylinder 1's the side surface, are used for discharging into the fermentation cylinder 1 interior sewage of sewage and the sewage after the discharge utilizes respectively, fermentation cylinder 1 is provided with water retaining device with the inside of marsh gas pipe 2 junction for outside aspiration pump is used forWhen the marsh gas is pumped out, the sewage is prevented from entering the marsh gas pipe 2, the marsh gas pipe 2 is provided with a desulfurizing device which can move inside and outside the pipe, the desulfurizing device and H in the marsh gas 2 S reaction, the generated substances are remained on the desulfurization device, no sediment is generated in the fermentation tank 1 or the biogas pipe 2, regular cleaning is not needed, the limit on the biogas purification amount is broken through, the biogas generated by the fermentation tank can be completely discharged into biogas equipment through the biogas pipe 2 for utilization, the working efficiency and the equipment utilization rate are ensured, after the desulfurization is purified for a period of time, the desulfurization device can move to the outer side of the biogas pipe 2 for reduction, the desulfurization device can be reused for continuously purifying the biogas after the reduction, the desulfurization device does not need to be replaced for a long time, and the purification cost is reduced.
Specifically, the water retaining device includes through connecting rod 3 fixed setting at the inside water retaining member 4 of fermentation cylinder 1, and water retaining member 4 includes two concentric circular platform section of thick bamboos that cup joint the setting, and the surface is open setting about two circular platform sections of thick bamboos, and the less face up setting of two circular platform section of thick bamboos area, if the sewage of upside is driven and when having partial water droplet to reach in the marsh gas pipe 2 when bleeding, is blockked and on the adhesion water retaining member 4 by water retaining member 4, is difficult to get into marsh gas pipe 2 to in the action of gravity gliding falls back to fermentation cylinder 1.
Preferably, the side surface of the biogas pipe 2 is provided with more than two clamping grooves 7 for installing a plurality of desulfurization devices to perform desulfurization and purification on biogas for many times, thereby improving the purification effect.
Desulphurization unit includes the curved rotor plate 9 of swing joint in draw-in groove 7, and the inboard fixed surface of rotor plate 9 has purification piece 10, evenly sets up the iron oxide granule on purification piece 10, and the outside sets up wraps up the iron oxide granule such as filter screen, and when the desulfurization was purified, marsh gas got into marsh gas pipe 2 and passed purification piece 10, wherein H 2 S reacts with the iron oxide particles, and the reaction equation is as follows: fe 2 O 3 ·H 2 O+3H 2 S＝Fe 2 S 3 ·H 2 O+3H 2 And O, finishing the desulfurization work.
Two groups of fixing seats 8 are fixedly arranged on the outer side surface of the biogas pipe 2 close to the clamping groove 7, and each group of fixing seats 8 comprises two fixing seatsEach group of the fixing seats 8 is rotatably provided with a rotating plate 9, each rotating plate 9 is rotatably arranged between two fixing seats 8 in the same group, one rotating plate 9 is arranged in the methane pipe 2 during desulfurization, the other rotating plate 9 is arranged at the outer side of the methane pipe 2, and iron oxide absorbs H along with continuous generation of methane 2 S, when absorbing H 2 S reaches a certain amount, H 2 The removal rate of S is greatly reduced, the purification effect is reduced, at the moment, the rotating plate 9 in the tube is taken out, the other rotating plate 9 is rotated into the biogas tube 2, the biogas is continuously desulfurized and purified, and the purification blocks 10 on the taken rotating plate 9 are contacted with the air, so that Fe is generated 2 S 3 Reacting with oxygen in the air to reduce and regenerate the ferric oxide, wherein the reaction equation is as follows: 2Fe 2 S 3 ·H 2 O+3O 2 ＝2Fe 2 O 3 ·H 2 O+6S。
Further, the upper surface that is located the fixing base 8 of upside has servo motor 13, and servo motor 13's output shaft passes the lower surface of fixing base 8 and is connected with the pivot through the shaft coupling, pivot and rotor plate 9 fixed connection, can pass through external controller like two servo motor 13 of PLC controller or single chip microcomputer control, regularly change the purification piece 10 that carries out desulfurization purification in the pipe and the purification piece 10 that reduces iron oxide outside the pipe, improve degree of automation.
Preferably, the joints of the side surfaces of the rotating plates 9 and the clamping grooves 7 are provided with sealing gaskets 11 for sealing the joints of the rotating plates 9 and the clamping grooves 7, so as to prevent methane from dissipating to pollute the environment and waste resources.
Furthermore, the sealing gasket 11 is preferably made of a fluororubber material, has strong corrosion resistance and long service life, and can be suitable for sealing methane.
Preferably, the clamping groove 7 is semicircular, the two groups of fixing seats 8 are respectively arranged on two sides of the clamping groove 7, and a certain distance is reserved between the two groups of fixing seats and the clamping groove 7, namely, the shortest distance between the output shafts of the two servo motors 13 is smaller than the outer diameter of the biogas pipe 2, so that the mutual interference of the two rotating plates 9 is avoided.
Referring to fig. 3-4, the present invention provides another embodiment, which is substantially the same as the above embodiment except that: the reduction cover 12 is arranged on the outer side of the biogas pipe 2, the reduction cover 12 is arranged on the outer side of the desulfurization device, the desulfurization device is always arranged inside the reduction cover 12 during movement, and the reduction cover is arranged for receiving the precipitate because the precipitate sulfur can be generated during reduction and is prevented from directly falling into the environment to cause pollution.
Optionally, the reduction hood 12 may further be provided with an air inlet fan to increase the oxygen intake, and a spraying device to supplement H required in the reduction reaction 2 O。
Further optionally, a cleaning device may be disposed in the reduction hood 12 for cleaning and collecting the generated precipitates into the reduction hood for centralized treatment.
The non-public part of the utility model is the prior art, and the concrete structure, the material and the working principle are not detailed. 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 (5)
1. The utility model provides a novel marsh gas purifies recycle equipment, is including fermentation cylinder (1) that is used for sewage fermentation and marsh gas pipe (2) that are used for recycle marsh gas, marsh gas pipe (2) set up at the upper surface of fermentation cylinder (1) and rather than the intercommunication, and both sides are provided with inlet tube (5) and drain pipe (6), its characterized in that respectively about the side surface of fermentation cylinder (1): a water retaining device is arranged inside the joint of the fermentation tank (1) and the biogas pipe (2), and a desulfurization device which can move inside and outside the pipe is arranged on the biogas pipe (2);
at least one draw-in groove (7) has been seted up to the side surface of marsh gas pipe (2), and desulphurization unit includes in draw-in groove (7) swing joint's curved rotor plate (9), and the inboard fixed surface of rotor plate (9) has purification piece (10), the outside surface of marsh gas pipe (2) is close to draw-in groove (7) and locates to fix and be provided with two sets of fixing base (8), all rotates on every fixing base of group (8) and is provided with one rotor plate (9), and is located the last surface mounting of the fixing base (8) of upside and has servo motor (13), and the output shaft of servo motor (13) passes the lower surface of fixing base (8) and is connected with the pivot through the shaft coupling, pivot and rotor plate (9) fixed connection.
2. The novel biogas purification and recycling device according to claim 1, characterized in that: the water retaining device comprises a water retaining piece (4) fixedly arranged inside the fermentation tank (1) through a connecting rod (3), the water retaining piece (4) comprises two concentric circular table cylinders which are sleeved, and the upper surfaces and the lower surfaces of the two circular table cylinders are both open.
3. The novel biogas purification and recycling device according to claim 1, characterized in that: sealing gaskets (11) are arranged at the joints of the side surfaces of the rotating plates (9) and the clamping grooves (7).
4. The novel biogas purification and recycling device according to claim 1, characterized in that: the shortest distance between the output shafts of the two servo motors (13) is smaller than the outer diameter of the biogas pipe (2).
5. The novel biogas purification and recycling device according to any one of claims 1 to 4, characterized in that: the reduction cover (12) is arranged on the outer side of the biogas pipe (2), and the reduction cover (12) is arranged on the outer side of the desulfurization device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223306229.7U CN218755622U (en) | 2022-12-09 | 2022-12-09 | Novel marsh gas purifies recycle equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223306229.7U CN218755622U (en) | 2022-12-09 | 2022-12-09 | Novel marsh gas purifies recycle equipment |
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| Publication Number | Publication Date |
|---|---|
| CN218755622U true CN218755622U (en) | 2023-03-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223306229.7U Active CN218755622U (en) | 2022-12-09 | 2022-12-09 | Novel marsh gas purifies recycle equipment |
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| CN (1) | CN218755622U (en) |
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