CN213977589U - Prevent drainage device of marsh gas leakage - Google Patents
Prevent drainage device of marsh gas leakage Download PDFInfo
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- CN213977589U CN213977589U CN202023315496.1U CN202023315496U CN213977589U CN 213977589 U CN213977589 U CN 213977589U CN 202023315496 U CN202023315496 U CN 202023315496U CN 213977589 U CN213977589 U CN 213977589U
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Abstract
The utility model relates to the technical field of biogas desulfurization devices, in particular to a drainage device for preventing biogas leakage, which comprises a tank body, wherein the side wall of the tank body is provided with an air inlet, an air outlet and a manhole, the tank body is of a cylindrical shell structure with an open bottom end, the bottom end of the tank body is connected with a seal head, the inner wall of the seal head is of a spherical structure, a water outlet is arranged at the central position of the bottom of the seal head, a floating ball is placed in the inner cavity of the seal head, a grid is fixedly connected to the position, close to the bottom end, of the inner wall of the tank body along the horizontal direction, the inner end of the air inlet is connected with a bent pipe, and the bottom end of the bent pipe penetrates through the bottom surface of the grid; solves the problems of biogas leakage, complex operation and high cost of the drainage device of the biogas desulfurization device in the prior art.
Description
Technical Field
The utility model relates to a marsh gas desulphurization unit technical field specifically is a prevent drainage device of marsh gas leakage.
Background
When the biogas is produced from the anaerobic fermentation device, a large amount of H is carried2And S. Because a large amount of water vapor exists in the biogas, the water and H in the biogas2And the corrosion and the blockage of metal pipelines, valves and flow meters are accelerated under the combined action of S. In addition, H2SO formed after combustion of S2And the sulfurous acid is combined with water vapor in combustion products, so that the metal surface of equipment is corroded, and the pollution to the atmospheric environment is caused, and the human health is influenced. Therefore, before using the biogas, the H must be removed2S。
The commonly used biogas desulfurization methods in the industry include: dry desulfurization, wet desulfurization, biological desulfurization and the like.
At present, dry desulfurization is widely applied in small and medium-sized biogas projects, and part of water is separated out and discharged from the bottom of a tank body in the desulfurization process. The existing drainage method mainly comprises two types of manual drainage and automatic drainage, and the problems of troublesome operation and potential safety hazard of methane leakage exist in the regular manual drainage; the automatic drainage needs to be provided with an electromagnetic valve and the like, the cost is higher, and the problem of freezing prevention needs to be solved in winter.
In order to solve the above problems, it is necessary to optimize a water discharge device in a biogas desulfurization device.
SUMMERY OF THE UTILITY MODEL
The utility model discloses there is marsh gas to solve among the prior art drainage device of marsh gas desulphurization unit and leaks, operate complicated and with high costs problem, designed a drainage device who prevents marsh gas leakage.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a prevent drainage device of marsh gas leakage, includes a jar body, the lateral wall of the jar body is provided with air inlet, gas vent and manhole, the jar body is the open cylindrical shell structure in bottom, the bottom of the jar body is connected with the head, the inner wall of head is spherical structure, the central point of head bottom puts and is provided with the outlet, the floater has been placed to the inner chamber of head, jar body inner wall be close to bottom position along horizontal direction fixedly connected with grid, the inner end of air inlet is connected with the return bend, the bottom of return bend runs through the bottom surface of grid.
Preferably, the position of the outer wall of the tank body close to the bottom end is connected with a first connecting pipe, the position of the end enclosure close to the bottom end is connected with a second connecting pipe, and a liquid level meter is connected between the outer end of the first connecting pipe and the outer end of the second connecting pipe along the vertical direction.
Preferably, the density of the floating ball is less than that of water.
Preferably, the diameter of the floating ball is larger than the inner diameter of the water outlet.
Preferably, the top end of the inner wall of the water outlet is of an arc-shaped concave surface structure, and the diameter of the arc-shaped concave surface is equal to that of the floating ball.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model relates to a drainage device, simple structure, it is small, the cost is with low costs, the installation of being convenient for.
2. The utility model relates to a drainage device has avoided marsh gas to appear the phenomenon of leaking at the in-process of drainage, prevents that marsh gas from leaking effectually, has eliminated the potential safety hazard.
3. The utility model relates to a drainage device easy operation has saved the manpower greatly, has reduced the human cost.
4. The utility model relates to a drainage device need not to increase extra working costs in the in-process of carrying out the drainage, has saved energy resource consumption.
Drawings
Fig. 1 is a schematic overall front view structure diagram of the present invention;
fig. 2 is a schematic view of the overall top view structure of the present invention.
In the figure: 1-tank body; 11-an air inlet; 12-an exhaust port; 13-a manhole; 14-bending a pipe; 15-a first connection pipe; 2-sealing the end; 21-a water outlet; 22-a second connecting tube; 23-a leg; 3-a grid; 4-a level gauge; 5-floating ball.
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.
Please refer to fig. 1-2, the utility model provides a technical scheme, a prevent drainage device of marsh gas leakage, which comprises a tank body 1, the lateral wall of the tank body 1 is provided with air inlet 11, gas vent 12 and manhole 13, the tank body 1 is the open cylindrical shell structure in bottom, the bottom of the tank body 1 is connected with head 2, the inner wall of head 2 is spherical structure, the central point of head 2 bottom puts and is provided with outlet 21, the floater 5 has been placed to the inner chamber of head 2, the position of being close to the bottom of the inner wall of the tank body 1 is along horizontal direction fixedly connected with grid 3, the inner end of air inlet 11 is connected with return bend 14, the bottom of return bend 14 runs through the bottom surface of grid 3.
In conclusion, the grid 3 is used for bearing a desulfurizer, biogas to be desulfurized enters the bottom of the inner cavity of the tank body 1 through the air inlet 11 and the bent pipe 14, and the biogas needs to sequentially pass through the holes of the grid 3 and the gaps of the desulfurizer in the rising process, so that the biogas is desulfurized, and the desulfurized biogas is discharged out of the tank body 1 through the air outlet 12; moisture can be separated out in the process of desulfurization of the biogas by a desulfurizer, and the moisture is accumulated at the bottom of the inner cavity of the seal head 2; when the gathered water reaches a certain height, the buoyancy force borne by the floating ball 5 is larger than the self gravity thereof, the floating ball 5 floats upwards, and the accumulated water flows out from a gap between the floating ball 5 and the top end of the water outlet 21; when the accumulated water is reduced, the buoyancy force borne by the floating ball 5 is smaller than the gravity of the floating ball, and the floating ball 5 blocks the top end of the water discharge port 21 again, so that the water discharge circulation is completed; before and after the water is drained, a gap between the floating ball 5 and the top end of the water outlet 21 is always below the water surface, so that the methane is prevented from leaking and overflowing from the gap.
Wherein, the external diameter of floater 5 can be selected according to the size of head 2 inner chamber and the drainage height of setting for.
In the embodiment, a first connecting pipe 15 is connected to the outer wall of the tank body 1 near the bottom end, a second connecting pipe 22 is connected to the end socket 2 near the bottom end, and a liquid level meter 4 is connected between the outer end of the first connecting pipe 15 and the outer end of the second connecting pipe 22 in the vertical direction; when the device is used, the height of accumulated water in the cavity formed by the tank body 1 and the seal head 2 can be monitored through the liquid level meter 4.
In this embodiment, the density of the floating ball 5 is less than that of water, wherein the density of the floating ball 5 is slightly less than that of water.
In this embodiment, the diameter of the floating ball 5 is larger than the inner diameter of the water outlet 21, the top end of the inner wall of the water outlet 21 is of an arc concave structure, and the diameter of the arc concave is equal to the diameter of the floating ball 5; when the water draining device is used, the outer wall of the floating ball 5 can be tightly attached to the inner wall of the top end of the water draining opening 21, and therefore the sealing effect of the floating ball 5 on the water draining opening 21 is met.
The working principle is as follows: when in use, firstly, a desulfurizer is placed on the grid 3, and then the marsh gas to be desulfurized enters the bottom of the inner cavity of the tank body 1 from the air inlet 11 through the bent pipe 14; the biogas is low in density and rises rapidly, and during the rising process, the biogas sequentially passes through the holes of the grating 3 and the gaps of the desulfurizer, so that the biogas is desulfurized, and the desulfurized biogas is discharged out of the tank body 1 through the exhaust port 12; moisture can be separated out when the biogas is desulfurized by a desulfurizer, and the moisture drops and gathers at the bottom of the inner cavity of the seal head 2; the height of the accumulated water can be monitored in real time through the liquid level meter 4; when the water gathered in the inner cavity of the end socket 2 reaches a certain height, the buoyancy force borne by the floating ball 5 is larger than the self gravity, the floating ball 5 floats upwards, a gap is formed between the floating ball 5 and the top end of the water outlet 21, and therefore the accumulated water flows out of the gap through the water outlet 21; when the accumulated water is reduced, the buoyancy force borne by the floating ball 5 is smaller than the self gravity, and the floating ball 5 blocks the top end of the water outlet 21 again, so that the water drainage circulation is completed.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 prevent drainage device of marsh gas leakage, includes jar body (1), the lateral wall of jar body (1) is provided with air inlet (11), gas vent (12) and manhole (13), its characterized in that: the utility model discloses a novel energy-saving tank, including jar body (1), jar body (1) is the open cylindrical shell structure in bottom, the bottom of the jar body (1) is connected with head (2), the inner wall of head (2) is spherical structure, the central point of head (2) bottom puts and is provided with outlet (21), floater (5) have been placed to the inner chamber of head (2), jar body (1) inner wall be close to bottom position along horizontal direction fixedly connected with grid (3), the inner end of air inlet (11) is connected with return bend (14), the bottom of return bend (14) is run through the bottom surface of grid (3).
2. The drain device for preventing biogas leakage according to claim 1, wherein: the bottom position that is close to of jar body (1) outer wall is connected with first connecting pipe (15), the bottom position that is close to of head (2) is connected with second connecting pipe (22), the outer end of first connecting pipe (15) with be connected with level gauge (4) along vertical direction between the outer end of second connecting pipe (22).
3. The drain device for preventing biogas leakage according to claim 1, wherein: the density of the floating ball (5) is less than that of water.
4. A drainage apparatus for preventing biogas leakage according to claim 3, wherein: the diameter of the floating ball (5) is larger than the inner diameter of the water outlet (21).
5. The drainage apparatus for preventing biogas leakage according to claim 4, wherein: the top end of the inner wall of the water outlet (21) is of an arc concave surface structure, and the diameter of the arc concave surface is equal to that of the floating ball (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023315496.1U CN213977589U (en) | 2020-12-31 | 2020-12-31 | Prevent drainage device of marsh gas leakage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023315496.1U CN213977589U (en) | 2020-12-31 | 2020-12-31 | Prevent drainage device of marsh gas leakage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213977589U true CN213977589U (en) | 2021-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023315496.1U Active CN213977589U (en) | 2020-12-31 | 2020-12-31 | Prevent drainage device of marsh gas leakage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213977589U (en) |
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2020
- 2020-12-31 CN CN202023315496.1U patent/CN213977589U/en active Active
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