CN204752709U - Methane -generating pit gas storage device - Google Patents
Methane -generating pit gas storage device Download PDFInfo
- Publication number
- CN204752709U CN204752709U CN201520419072.XU CN201520419072U CN204752709U CN 204752709 U CN204752709 U CN 204752709U CN 201520419072 U CN201520419072 U CN 201520419072U CN 204752709 U CN204752709 U CN 204752709U
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- CN
- China
- Prior art keywords
- storage bag
- air storage
- methane
- generating pit
- described air
- 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.)
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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
Abstract
The utility model discloses a methane -generating pit gas storage device, including reservoir bag, clamp plate, reservoir bag include the top, with relative bottom and the connection in top the gasbag lateral wall of top and bottom, the gasbag lateral wall is provided with a plurality of interior creases and a plurality of outer crease, in a plurality of creases with a plurality of outer creases by photogenic the intercrossing of direction that extend to the bottom at the top forms a plurality of pars contractiliss for setting up, reservoir bag can follow the flexible direction of a plurality of pars contractiliss and stretch out and draw back, reservoir bag's gasbag wall is provided with air inlet and first gas outlet, the clamp plate set up in reservoir bag's top. Current the methane -generating pit too big and potential safety hazard that exists of fermented gas production has futilely been improved. (Pbpnum='1' /)
Description
Technical field
The utility model relates to technical field of methane, in particular to a kind of methane-generating pit accumulator unit.
Background technology
Biogas, as a kind of clean renewable energy source, all has application in all parts of the world, can apply methane-generating pit and carry out wet fermentation, but northern China is not suitable for wet fermentation, be applicable to dry fermentation, when dry fermentation gas amount is excessive, there is certain potential safety hazard at south China.
Utility model content
The purpose of this utility model is to provide a kind of methane-generating pit accumulator unit.The potential safety hazard existed to improve existing methane-generating pit dry fermentation gas amount excessive.
The utility model is achieved in that
A kind of methane-generating pit accumulator unit, comprise air storage bag, pressing plate, described air storage bag comprises top, the bottom relative with described top and connect the bladder sidewall of described top and bottom, described bladder sidewall is provided with multiple interior folding line and multiple outer folding line, described multiple interior folding line and described multiple outer folding line are mutually arranged alternately and form multiple pars contractilis on the direction extended to bottom by described top, described air storage bag can stretch along the telescopic direction of multiple pars contractilis, the airbag wall of described air storage bag is provided with inlet mouth and the first air outlet, described pressing plate is arranged at the top of described air storage bag.
Further, described multiple interior folding line and multiple outer folding line are evenly arranged on the bladder sidewall of described air storage bag, described interior folding line and described outer folding line parallel to each other.Interior folding line and outer folding line be uniformly distributed and interior folding line is parallel to outer folding line, air storage bag can be made well to shrink.
Further, the quantity of described pressing plate is greater than 3 pieces, and described pressing plate is fixed on the top of described air storage bag uniformly.More stable when the weight of pressing plate can make that in air storage bag, gas is a lot, because biogas mainly compares the smaller gas of molecular mass.The better effects if evenly fixedly making pressing plate press down of pressing plate.
Further, the inlet mouth of described air storage bag is arranged at the mid-way of the bladder sidewall of described air storage bag, and the first outlet of described air storage bag is arranged at the marginal position at described air storage bag top.Middle air inlet can well carry out gas storage, and the first outlet is the outlet of biogas, because the most molecular mass of biogas is less than air, so the discharge that can well facilitate biogas in top is opened in the first outlet.
Further, the bottom margin of described air storage bag is provided with the second air outlet.Containing a small amount of carbonic acid gas in biogas, main component is methane, when placing for a long time, due to the difference of molecular mass, gas is separated in air storage bag, carbonic acid gas is gathered in the bottom of air storage bag, so the effective constituent of biogas can be discharged from the first outlet, carbonic acid gas can in right amount from the second outlet discharge, and carbonic acid gas can be collected and make dry ice and carry out putting out a fire or rainmaking etc., carbonic acid gas is, after non-combustible gas is separated, can improve the quality of biogas combustible gas.
Further, the inlet mouth of described air storage bag is provided with the pressure release valve be communicated with methane-generating pit, and the outlet of described pressure release valve connects described air storage bag.When the pressure of biogas exceedes safe pressure in methane-generating pit, automatically back down pressure release valve, biogas enters air storage bag and carries out gas storage.This set is very convenient, and exhaust of going that need not be artificial stores.
Further, described first air outlet is provided with the tensimeter be communicated with described air storage bag.The tensimeter that first outlet is arranged can know at any time gas in air storage bag number, also facilitate the biogas in quantitative discharge air storage bag.
Further, described air storage bag is made up of high-density polyethylene material.High density polyethylene(HDPE) has good thermotolerance and winter hardiness, and chemical stability is good, also has higher rigidity and toughness, and physical strength is good.Meanwhile, its dielectric properties, environmental stress crack resistance is also better.With high density polyethylene(HDPE) as the material making air storage bag, safety performance is good.
Further, the thickness of the airbag wall of described air storage bag is greater than 2mm.The thickness of airbag wall has impact to the security of air storage bag and duration of service, therefore, selects the thickness of airbag wall of air storage bag to be greater than 2mm, can be good at ensureing its security, also can life-time service and not fragile.
The beneficial effect that the utility model realizes: by providing a kind of accumulator unit storing biogas, can store the biogas that sludge gas dry fermentation is excessive, improves existing methane-generating pit dry fermentation gas amount excessive and there is the problem of potential safety hazard.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the utility model embodiment, be briefly described to the accompanying drawing used required in embodiment below, be to be understood that, the following drawings illustrate only some embodiment of the present utility model, therefore the restriction to scope should be counted as, for those of ordinary skill in the art, under the prerequisite not paying creative work, other relevant accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the utility model first embodiment;
Fig. 2 is the structural representation of the utility model second embodiment.
In figure: air storage bag 101; Pressing plate 102; Top 103; Bladder sidewall 104; Bottom 105; Interior folding line 106; Outer folding line 107; Inlet mouth 108; First air outlet 109; Second air outlet 110; Pressure release valve 111; Tensimeter 112.
Embodiment
Also by reference to the accompanying drawings the utility model is described in further detail below by specific embodiment.
First embodiment
With reference to accompanying drawing 1, methane-generating pit accumulator unit shown in first embodiment of the present utility model, comprise: air storage bag 101, pressing plate 102, air storage bag 101 comprises top 103, the bottom 105 relative with top 103 and connects the bladder sidewall 104 of top 103 and bottom 105.
Bladder sidewall 104 is provided with multiple interior folding line 106 and multiple outer folding line 107, multiple interior folding line 106 is mutually arranged alternately with multiple outer folding line 107 and forms multiple pars contractilis on the direction extended to bottom 105 by top 103, air storage bag 101 can stretch along the telescopic direction of multiple pars contractilis, the scalability of air storage bag 101 can facilitate the transport of this methane-generating pit accumulator unit, and in air storage bag 101 gas number, can by there being a preliminary judgement to the retracted position of air storage bag 101.
The airbag wall of air storage bag 101 is provided with inlet mouth 108 and the first air outlet 109, and the position of inlet mouth 108 and the first air outlet 109 does not limit, and gas can enter air storage bag 101 from inlet mouth 108, when needing to use, then discharges from the first air outlet 109.Can select in Lower Half inlet mouth 108 being arranged on bladder sidewall 104, the first air outlet 109 is arranged on the Lower Half of bladder sidewall 104, because in biogas, the molecular mass of effective constituent is less, is provided with the use being beneficial to biogas like this.
The material of air storage bag 101 should bear certain air pressure, also wants there is certain environment ability to bear, poly material can be selected to make.
Pressing plate 102 is arranged at the top 103 of air storage bag 101.Pressing plate 102 can be directly fixed on top 103, also can directly be positioned over top 103, and the material of pressing plate 102 can be wood materials, also can be the material of other materials such as metal.Because biogas molecular mass is less, when in air storage bag 101, biogas pressure increases, air storage bag 101 is easily unstable, and air storage bag 101 is pushed down in the effect of pressing plate 102, air storage bag 101 is stablized, can also add other weights if desired on pressing plate 102.
By by the inlet mouth 108 of air storage bag 101 and the pipeline communication of methane-generating pit, excessive biogas enters air storage bag 101 by inlet mouth 108 and stores, need directly to discharge biogas by the first air outlet 109 of air storage bag 101 when using biogas, complete and the storage that fermentation produces excessive gas is done to methane-generating pit, improve the security of methane-generating pit
Second embodiment
With reference to accompanying drawing 2, methane-generating pit accumulator unit shown in second embodiment of the present utility model, comprise: air storage bag 101, pressing plate 102, air storage bag 101 comprises top 103, the bottom 105 relative with top 103 and connects the bladder sidewall 104 of top 103 and bottom 105.
Bladder sidewall 104 is provided with multiple interior folding line 106 and multiple outer folding line 107, multiple interior folding line 106 is mutually arranged alternately with multiple outer folding line 107 and forms multiple pars contractilis on the direction extended to bottom 105 by top 103, air storage bag 101 can stretch along the telescopic direction of multiple pars contractilis, the scalability of air storage bag 101 can facilitate the transport of this methane-generating pit accumulator unit, and in air storage bag 101 gas number, can by there being a preliminary judgement to the retracted position of air storage bag 101.
Further, in the present embodiment, multiple interior folding line 106 and multiple outer folding line 107 are evenly arranged on the bladder sidewall 104 of air storage bag 101, and interior folding line 106 is parallel to each other with outer folding line 107.Interior folding line 106 and outer folding line 107 be uniformly distributed and interior folding line 106 is parallel to outer folding line 107, air storage bag 101 can be made well to shrink, and aesthetic property is better.
The airbag wall of air storage bag 101 is provided with inlet mouth 108 and the first air outlet 109, and the position of inlet mouth 108 and the first air outlet 109 does not limit, and gas can enter air storage bag 101 from inlet mouth 108, when needing to use, then discharges from the first air outlet 109.Concrete, in the present embodiment, the inlet mouth 108 of air storage bag 101 is arranged at the mid-way of the bladder sidewall 104 of air storage bag 101, and the first air outlet 109 of air storage bag 101 is arranged at the marginal position at the top 103 of air storage bag 101.Middle air inlet can well carry out gas storage, and the first air outlet 109 is the outlet of biogas, because the most molecular mass of biogas is less than air, so the discharge that can well facilitate biogas at edge, top 103 is driveed in the first air outlet 109.
Further, the edge of the bottom 105 of air storage bag 101 is provided with the second air outlet 110.Containing a small amount of carbonic acid gas in biogas, main component is methane, when placing for a long time, due to the difference of molecular mass, gas is separated in air storage bag 101, carbonic acid gas is gathered in the bottom 105 of air storage bag 101, so the effective constituent of biogas can be discharged from the first outlet 109, carbonic acid gas can be discharged from the second air outlet 110 in right amount.Carbonic acid gas can be collected and make dry ice and carry out putting out a fire or rainmaking etc., and carbonic acid gas is, after non-combustible gas is separated, can improve the quality of biogas combustible gas.
Further, in the present embodiment, the inlet mouth 108 of air storage bag 101 is provided with the pressure release valve 111 be communicated with methane-generating pit, and the outlet of pressure release valve 111 connects air storage bag 101.When the pressure of biogas exceedes safe pressure in methane-generating pit, automatically back down pressure release valve 111, biogas enters air storage bag 101 and carries out gas storage.This set is very convenient, and exhaust of going that need not be artificial stores.
Further, the first air outlet 109 is provided with the tensimeter 112 be communicated with air storage bag 101.The tensimeter 112 that first air outlet 109 is arranged can know at any time gas in air storage bag 101 number, also facilitate the biogas in quantitative discharge air storage bag 101.
Pressing plate 102 is arranged at the top 103 of air storage bag 101.Pressing plate can be directly fixed on top 103, also can directly be positioned over top 103, and the material of pressing plate 102 can be wood materials, also can be the material of other materials such as metal.Because biogas molecular mass is less, when in air storage bag 101, biogas pressure increases, air storage bag 101 is easily unstable, and air storage bag 101 is pushed down in the effect of pressing plate 102, air storage bag 101 is stablized, can also add other weights if desired on pressing plate 102.Concrete, in the present embodiment, the quantity of pressing plate 102 is greater than 3 pieces, and pressing plate 102 is fixed on the top 103 of air storage bag 101 uniformly.
Further, in the present embodiment, air storage bag 101 is made up of high-density polyethylene material.High density polyethylene(HDPE) has good thermotolerance and winter hardiness, and chemical stability is good, also has higher rigidity and toughness, and physical strength is good.Meanwhile, its dielectric properties, environmental stress crack resistance is also better.With high density polyethylene(HDPE) as the material making air storage bag 101, safety performance is good.
Further, in the present embodiment, the thickness of the airbag wall of air storage bag 101 is greater than 2mm.The thickness of airbag wall has impact to the security of air storage bag 101 and duration of service, therefore, selects the thickness of airbag wall of air storage bag 101 to be greater than 2mm, can be good at ensureing its security, also can life-time service and not fragile.
By by the inlet mouth 108 of air storage bag 101 and the pipeline communication of methane-generating pit, excessive biogas enters air storage bag 101 by inlet mouth 108 and stores, need directly to discharge biogas by the first air outlet 109 of air storage bag 101 when using biogas, complete and the storage that fermentation produces excessive gas is done to methane-generating pit, improve the security of methane-generating pit, the installation of pressure release valve 111 more makes automatically to store excessive biogas, and security is higher.
In sum, by providing a kind of storing device of biogas, the excessive biogas that fermentation produces being done to methane-generating pit and stores, improve existing methane-generating pit dry fermentation gas amount excessive and there is the problem of potential safety hazard.
For making the object of the utility model embodiment, technical scheme and advantage clearly, above in conjunction with the accompanying drawing in the utility model embodiment, carry out describing clearly and completely to the technical scheme in the utility model embodiment, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.The assembly of the utility model embodiment describing and indicate in usual accompanying drawing herein can be arranged with various different configuration and design.
Therefore, the detailed description of the above embodiment of the present utility model to providing in the accompanying drawings the claimed scope of the present utility model of not intended to be limiting, but only represent selected embodiment of the present utility model.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
In description of the present utility model, it should be noted that, term " " center ", " on ", D score, " left side ", " right side ", " vertically ", " level ", " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, or this utility model product orientation of usually putting or position relationship when using, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second ", " the 3rd " etc. only for distinguishing description, and can not be interpreted as instruction or hint relative importance.
In description of the present utility model, also it should be noted that, unless otherwise clearly defined and limited, term " setting ", " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, particular case the concrete meaning of above-mentioned term in the utility model can be understood.
Claims (9)
1. a methane-generating pit accumulator unit, it is characterized in that, comprise air storage bag, pressing plate, described air storage bag comprises top, the bottom relative with described top and connect the bladder sidewall of described top and bottom, described bladder sidewall is provided with multiple interior folding line and multiple outer folding line, described multiple interior folding line and described multiple outer folding line are mutually arranged alternately and form multiple pars contractilis on the direction extended to bottom by described top, described air storage bag can stretch along the telescopic direction of multiple pars contractilis, the airbag wall of described air storage bag is provided with inlet mouth and the first air outlet, described pressing plate is arranged at the top of described air storage bag.
2. methane-generating pit accumulator unit according to claim 1, is characterized in that, described multiple interior folding line and multiple outer folding line are evenly arranged on the bladder sidewall of described air storage bag, described interior folding line and described outer folding line parallel to each other.
3. methane-generating pit accumulator unit according to claim 1, is characterized in that, the quantity of described pressing plate is greater than 3 pieces, and described pressing plate is fixed on the top of described air storage bag uniformly.
4. methane-generating pit accumulator unit according to claim 1, is characterized in that, the inlet mouth of described air storage bag is arranged at the mid-way of the bladder sidewall of described air storage bag, and the first outlet of described air storage bag is arranged at the marginal position at described air storage bag top.
5. methane-generating pit accumulator unit according to claim 4, is characterized in that, the bottom margin of described air storage bag is provided with the second air outlet.
6. methane-generating pit accumulator unit according to claim 1, is characterized in that, the inlet mouth of described air storage bag is provided with the pressure release valve be communicated with methane-generating pit, and the outlet of described pressure release valve connects described air storage bag.
7. methane-generating pit accumulator unit according to claim 1, is characterized in that, described first air outlet is provided with the tensimeter be communicated with described air storage bag.
8. methane-generating pit accumulator unit according to claim 1, is characterized in that, described air storage bag is made up of high-density polyethylene material.
9. methane-generating pit accumulator unit according to claim 1, is characterized in that, the thickness of the airbag wall of described air storage bag is greater than 2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520419072.XU CN204752709U (en) | 2015-06-17 | 2015-06-17 | Methane -generating pit gas storage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520419072.XU CN204752709U (en) | 2015-06-17 | 2015-06-17 | Methane -generating pit gas storage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204752709U true CN204752709U (en) | 2015-11-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520419072.XU Expired - Fee Related CN204752709U (en) | 2015-06-17 | 2015-06-17 | Methane -generating pit gas storage device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105622190A (en) * | 2016-03-30 | 2016-06-01 | 张方家 | Automatic telescopic oxygen supply device for organics aerobic fermentation tank |
-
2015
- 2015-06-17 CN CN201520419072.XU patent/CN204752709U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105622190A (en) * | 2016-03-30 | 2016-06-01 | 张方家 | Automatic telescopic oxygen supply device for organics aerobic fermentation tank |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151111 Termination date: 20190617 |