CN205223210U - Methane -generating pit apron sealing device - Google Patents
Methane -generating pit apron sealing device Download PDFInfo
- Publication number
- CN205223210U CN205223210U CN201520846816.6U CN201520846816U CN205223210U CN 205223210 U CN205223210 U CN 205223210U CN 201520846816 U CN201520846816 U CN 201520846816U CN 205223210 U CN205223210 U CN 205223210U
- Authority
- CN
- China
- Prior art keywords
- sealing ring
- methane
- generating pit
- board body
- cover board
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
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- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The utility model provides a methane -generating pit apron sealing device, winds the feed inlet setting including apron body and sealed annular, sealing ring marge to set up elastic sealing layer at the sealing ring inslot, the stereoplasm sealing ring of sealing ring inslot is inserted in the setting of apron body lower surface, sets up the convex -concave structure that is used for extrudeing elastic sealing layer on stereoplasm sealing ring surface, the apron body upper surface setting bellied cambered surface drainage layer that makes progress to set up the drainage groove from setting up to disperse around to at the water catch bowl at cambered surface drainage layer center. The utility model discloses a stereoplasm sealing ring card of apron under the body is at the sealing ring inslot to extrusion elasticity sealing ring makes its produce deformation, relies on the elastic force after the deformation to seal the gap between stereoplasm sealing ring and the sealed annular, improves the gas tightness of apron, and the drainage groove that sets up can with the rainwater drainage on lapping to the water storage device in, reduced the probability that the rainwater infiltrates the methane -generating pit.
Description
Technical field
The utility model belongs to plant's waste processing arts, is specifically related to a kind of tightness system of methane-generating pit cover plate.
Background technology
Along with the fast development of aquaculture, plant that is extensive, mechanize gets more and more, with the expansion of cultivation scale and what produce is exactly the process problem of animal excrement.The process of current animal excrement has following several approach: 1, directly sell, and has plantation enterprise or big farming household to visit purchase; 2, compost is put together; 3, the raw material as methane-generating pit carries out biogas fermentation, and utilizes biogas to form cyclic production pattern as the energy.And carry out fermentation produce biogas easy and simple to handle due to it, security is high, and (purchase if visited, causes stranger frequently to pass in and out plant, have the possibility increasing transmissible disease and occur or propagate), environmental protection, can also save the energy, reduce aquaculture cost, be more and more subject to the favor of breeding enterprise.
Methane-generating pit is higher to sealing requirements, it is extraneous air or rain sewage all can not enter in methane-generating pit, and the opening for feed of methane-generating pit needs to close with cover plate at ordinary times, and use earth or seal gum to carry out encapsulation process, but earth and seal gum all belong to disposable sealing, and effect is unsatisfactory, therefore, the cover plate that a kind of good seal performance is provided is needed.
Utility model content
The purpose of this utility model is to provide a kind of cover plate for sealing device, arranges different devices respectively for the air and rainwater that may enter methane-generating pit, to ensure the stopping property that opening for feed place is good.
In order to solve the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of methane-generating pit cover plate tightness system, comprise cover board body and closure gasket groove, closure gasket groove is arranged around opening for feed, and elastic sealing layer is set in closure gasket groove, described cover board body lower surface arranges the hard wear ring inserted in closure gasket groove, on hard wear ring surface, multiple bulge-structure and sunk structure are set, cover board body upper surface arranges the cambered surface drainage layer raised up, and disperses from the water leg being arranged on cambered surface drainage layer center to surrounding and arrange drainage trough.
Preferably, described cover board body top surface edge arranges a circle and to conflux annular groove, and the annular groove that confluxes is connected with described drainage trough, is entered in water storage device after the water in drainage trough is pooled to the annular groove that confluxes by the water port of confluxing on annular groove.
Preferably, described cover board body lower surface arranges the back-up block that can stretch into opening for feed.
Preferably, described bulge-structure and sunk structure are distributed in the surface of hard wear ring in a jumble.
The utility model has following beneficial effect:
1, the utility model is stuck in closure gasket groove by the hard wear ring under cover board body, and extrude elastic sealing ring and make it produce deformation, elastic force after dependence deformation closes the gap between hard wear ring and closure gasket groove, outside air is avoided to enter methane-generating pit, and, in order to strengthen sealing effectiveness further, hard wear ring arranges multiple bulge-structure and sunk structure, make to produce irregular contact surface between hard wear ring and elastic sealing layer, and then form the path of winding complex, even if extraneous air infiltrates this contact surface, also need just can infiltrate in methane-generating pit through the path of this winding complex, add the difficulty of Air infitration, and, this structure equally also can prevent the leakage towards biogas in methane-generating pit.
2, the bulge-structure on hard wear ring can extrude elastic sealing layer, the space closed that one has water storage function will be formed between sunk structure and elastic sealing layer, now, also can, by shutoff in sealing space, can not continue to permeate in methane-generating pit even if rain infiltrates.
3, the upper surface of cover board body is set to cambered surface, be convenient to the drainage trough of rainwater through dispersing setting to be drained to conflux in annular groove, focus on Collection utilization in water storage device through the annular groove that confluxes again, and then reduce the water yield around opening for feed, reduce the probability that rainwater infiltrates methane-generating pit.
4, set below cover board body back-up block can stretch in opening for feed, illustrate that the thickness of back-up block is greater than the thickness of hard wear ring, like this can after opening cover board body, by back-up block, cover board body is placed on the ground, make hard wear ring not with earth surface, in order to avoid be under pressure, rub and produce deformation, affecting the sealing effectiveness of opening for feed.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the cross section structure schematic diagram after hard wear ring and closure gasket groove combine.
Fig. 3 is the vertical view of cover board body.
Fig. 4 is the structural representation of cover board body.
Mark in figure: 1, opening for feed, 2, closure gasket groove, 3, cover board body, 4, elastic sealing layer, 5, hard wear ring, 6, back-up block, 7, cambered surface drainage layer, 8, drainage trough, 9, retaining ring, 10, conflux annular groove, 11, water leg, 12, water port.
Embodiment
Below in conjunction with accompanying drawing, by embodiment, the utility model is further described.
As shown in the figure, a kind of methane-generating pit cover plate tightness system, comprise cover board body 3 and closure gasket groove 2, wherein closure gasket groove 2 is arranged around opening for feed 1, for brickwork construction, and with cement sand plaster, then at closure gasket groove 2 internal fixtion, multilayer rubber layer is set as elastic sealing layer 4, the curved setting of described cover board body 3 upper surface forms cambered surface drainage layer 7, and at cambered surface drainage layer 7 Shang Zi center, multiple drainage trough 8 is set to surrounding is radial, the water leg 11 that upper end and cambered surface drainage layer 7 center of drainage trough 8 are arranged is connected, lower end is connected with the annular groove 10 that confluxes arranged around cover board body 3 edge, the annular groove 10 that confluxes is connected with water storage device by its water port 12, the hard wear ring 5 that the lower surface welding of cover board body 3 and described closure gasket groove 10 match, and the back-up block 6 that can stretch into opening for feed 1 is set in the border circular areas that hard wear ring 5 surrounds, wherein, hard wear ring 5 is stainless steel structure, and in the inner side of hard wear ring 5, outside and bottom are mixed and disorderly respectively lays multiple bulge-structure and sunk structure, and degree of convexity and the sinking degree of each bulge-structure and sunk structure are incomplete same, and with the corner connection of side, projection is not set bottom hard wear ring 5, described back-up block 6 one-tenth truncated cone-shaped, its stub end is welded on cover board body 3 lower surface, the thickness of back-up block 6 is greater than the thickness of described hard wear ring 5.
Further, the two side of described drainage trough 8 is all set to inclined-plane, described in the conflux arranged outside of annular groove 10 there is the retaining ring 9 of certain altitude.
Because methane-generating pit is all outdoor construction, therefore, cambered surface drainage layer 7 set by cover board body 3 upper surface, drainage trough 8 and the annular groove 9 that confluxes are all in order to rainwater after preventing rainfall forms ponding and infiltrates gradually in methane-generating pit around cover board body 3, drainage trough 8 arcuately drainage layer 7 is arranged, water in the water leg 11 at cover board body 3 center and the water in drainage trough 8 can be drained to confluxes in annular groove 10, and enter in water storage device by the water port 12 of the annular groove 10 that confluxes, and, conflux outside annular groove 10 and be also provided with retaining ring 9, water on cover board body 3 is collected in and confluxes in annular groove 10.
Owing to being anaerobically fermenting in methane-generating pit, therefore the resistance to air loss of methane-generating pit is most important, this device is matched by hard wear ring 5 and closure gasket groove 2 and ensures the resistance to air loss at cover board body 3 place, because hard wear ring 5 surface is scraggly structure, after sticking into closure gasket groove 2, the degree of extruding elastic sealing layer 4 will produce difference like this, irregular contact surface is formed between hard wear ring 5 and elastic sealing layer 4, and then form the path of winding complex, just infiltrate methane-generating pit to air by this position and cause obstacle on path, and, sunk structure set by hard wear ring 5 and the depressed part formed between adjacent protrusion structure, can match to form seal cavity with elastic sealing layer, there is gas storage effect, even if also can be stored after having extraneous air slowly to infiltrate gradually is enclosed in sealing space, can not continue to infiltrate in methane-generating pit, same, biogas in methane-generating pit also can be prevented from preventing biogas from leaking out.
Claims (3)
1. a methane-generating pit cover plate tightness system, it is characterized in that: comprise cover board body (3) and closure gasket groove (2), closure gasket groove (2) is arranged around opening for feed (1), and elastic sealing layer (4) is set in closure gasket groove (2), described cover board body (3) lower surface arranges the hard wear ring (5) inserted in closure gasket groove (2), on hard wear ring (5) surface, multiple bulge-structure and sunk structure are set, cover board body (3) upper surface arranges the cambered surface drainage layer (7) raised up, and from the water leg (11) being arranged on cambered surface drainage layer (7) center, drainage trough (8) is set to surrounding is radial.
2. a kind of methane-generating pit cover plate tightness system according to claim 1, it is characterized in that: described cover board body (3) top surface edge arranges a circle and to conflux annular groove (10), the annular groove (10) that confluxes is connected with described drainage trough (8), is entered in water storage device after the water in drainage trough (8) is pooled to the annular groove that confluxes (10) by the water port (12) on the annular groove that confluxes (10).
3. a kind of methane-generating pit cover plate tightness system according to claim 1, is characterized in that: described cover board body (3) lower surface arranges the back-up block (6) that can stretch into opening for feed (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520846816.6U CN205223210U (en) | 2015-10-29 | 2015-10-29 | Methane -generating pit apron sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520846816.6U CN205223210U (en) | 2015-10-29 | 2015-10-29 | Methane -generating pit apron sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205223210U true CN205223210U (en) | 2016-05-11 |
Family
ID=55898287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520846816.6U Expired - Fee Related CN205223210U (en) | 2015-10-29 | 2015-10-29 | Methane -generating pit apron sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205223210U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106948012A (en) * | 2017-04-19 | 2017-07-14 | 潜山县龙华茧丝有限公司 | A kind of silk vacuum infiltration device |
| CN107651331A (en) * | 2017-11-02 | 2018-02-02 | 优捷特环保科技有限公司 | A kind of well lid that well is detected for gas station and tank farm |
| CN110893351A (en) * | 2018-09-12 | 2020-03-20 | 无锡利信能源科技有限公司 | Denitration catalyst regeneration system |
-
2015
- 2015-10-29 CN CN201520846816.6U patent/CN205223210U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106948012A (en) * | 2017-04-19 | 2017-07-14 | 潜山县龙华茧丝有限公司 | A kind of silk vacuum infiltration device |
| CN107651331A (en) * | 2017-11-02 | 2018-02-02 | 优捷特环保科技有限公司 | A kind of well lid that well is detected for gas station and tank farm |
| CN110893351A (en) * | 2018-09-12 | 2020-03-20 | 无锡利信能源科技有限公司 | Denitration catalyst regeneration system |
| CN110893351B (en) * | 2018-09-12 | 2024-03-15 | 无锡利信能源科技有限公司 | Denitration catalyst regeneration system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160511 Termination date: 20201029 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |