CN104401757A - Vacuum material discharging device for organic waste dry type anaerobic fermentation system - Google Patents
Vacuum material discharging device for organic waste dry type anaerobic fermentation system Download PDFInfo
- Publication number
- CN104401757A CN104401757A CN201410648147.1A CN201410648147A CN104401757A CN 104401757 A CN104401757 A CN 104401757A CN 201410648147 A CN201410648147 A CN 201410648147A CN 104401757 A CN104401757 A CN 104401757A
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- Prior art keywords
- material outlet
- discharge tank
- vacuum
- tank
- outlet tank
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- Pending
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- 238000007599 discharging Methods 0.000 title claims abstract description 31
- 238000000855 fermentation Methods 0.000 title claims abstract description 25
- 239000010815 organic waste Substances 0.000 title claims abstract description 18
- 239000000463 material Substances 0.000 title abstract description 53
- 238000007906 compression Methods 0.000 claims description 6
- 230000006835 compression Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 7
- 230000000903 blocking effect Effects 0.000 abstract description 4
- 238000005299 abrasion Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 230000004151 fermentation Effects 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000035553 feeding performance Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/04—Conveying materials in bulk pneumatically through pipes or tubes; Air slides
- B65G53/28—Systems utilising a combination of gas pressure and suction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/34—Details
- B65G53/66—Use of indicator or control devices, e.g. for controlling gas pressure, for controlling proportions of material and gas, for indicating or preventing jamming of material
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a vacuum material discharging device for an organic waste dry type anaerobic fermentation system. The vacuum material discharging device comprises a material outlet tank, a material inlet pipe, a material inlet control valve, a vacuum air suction pipe, a material outlet pipe and a material outlet control valve, wherein the material outlet tank is a pressure container, and the top part of the material outlet tank is provided with a pressure meter, a pressure gauge and a material level meter which are communicated with the inner part of the material outlet tank; the material inlet pipe is arranged on the side wall of the material outlet tank and is communicated with the inner part of the material outlet tank; the material inlet control valve is arranged on the material inlet pipe; the vacuum air suction pipe is arranged at the top part of the material outlet tank and is communicated with the inner part of the material outlet tank; the material outlet pipe is arranged at the bottom part of the material outlet tank and is communicated with the inner part of the material outlet tank; the material outlet control valve is arranged on the material outlet pipe. According to the vacuum material discharging device disclosed by the invention, the pressure container is used as the material outlet tank, the conveying of materials can be driven by utilizing the pressure difference, formed among the inner part of the material outlet tank, the inner part of an anaerobic reactor and the outer part of the material outlet tank and adjusting the pressure in the material outlet tank, and no mechanical device is in direct contact with the materials during a material conveying process; by virtue of the pressure difference, the conveying of high-solid-content rate materials is ensured, the blocking and the abrasion caused by direct contact between the materials and the mechanical device can be avoided, continuous and stable material discharging can be realized, and stable running of a system can be ensured.
Description
Technical field
The present invention relates to discharging equipment field, particularly relate to a kind of vacuum discharge device for organic waste dry-type anaerobic fermentation system.
Background technology
Dry-type anaerobic fermentation Technology and equipment research and development for organic waste treatment start from the eighties in 20th century, and this technology is in developed country's successful Application such as America and Europes at present.Divide according to input and output material mode, dry anaerobic fermentation process can be divided into continuously and batch (-type) two kinds of forms, at present, the reactor of common continuous dry fermentation technique has vertical and horizontal two kinds, because vertical reactor is not only higher to apparatus for feeding performance requriements, and during system cloud gray model, reflux ratio is comparatively large, causes system treatment effeciency on the low side, therefore for the process of organic waste continuous dry-type anaerobic fermentation reactor mainly with horizontal be main.Because the solid content of dry type anaerobic fermentation system charging is generally 15% ~ 25%, solid content is higher, and it is normal containing the impurity such as long fibre and sandstone, and existing technique generally adopts conveyor screw or screw pump as discharging equipment, not only easily cause pipeline and pump chamber blocking, and very easily cause pump housing wearing and tearing even to destroy, thus affect the smooth operation of whole anaerobic system.Up to the present a kind of simple and effective drawing mechanism being directed to dry anaerobic fermentation process exploitation specially is not also had.
Summary of the invention
Based on the problem existing for above-mentioned prior art, the invention provides one and can ensure that whole system is stable, the vacuum discharge device for organic waste dry-type anaerobic fermentation system that accident rate is low.
For solving the problems of the technologies described above, the invention provides a kind of vacuum discharge device for organic waste dry-type anaerobic fermentation system, comprising:
Discharge tank is pressure container, and its top is provided with and the pressure gauge be communicated with in this discharge tank, compression indicator and level-sensing device;
Feed pipe, is arranged on described discharge tank sidewall, is communicated with in described discharge tank;
Inlet control valve, is arranged on described feed pipe;
Vacuum suction pipe, is arranged on described discharge tank top, is communicated with in described discharge tank;
Discharge nozzle, is arranged on bottom described discharge tank, is communicated with in described discharge tank;
Discharging control valve, is arranged on described discharge nozzle.
Beneficial effect of the present invention is: this drawing mechanism take pressure container as discharge tank, can by adjusting the pressure in batch can, the inner difference of pressure that is inner with anaerobic reactor and the outside formation of discharge tank of discharge tank is utilized to drive mass transport, in whole material conveying process, directly contact with material without any mechanical equipment, by feat of the effect of pressure reduction, the conveying of high solid content material can be ensured, the blocking because material causes with direct contact of equipment and wearing and tearing can be avoided again, achieve the object of continous-stable discharging, guarantee the smooth operation of whole system.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the vacuum discharge device structural representation that the embodiment of the present invention provides.
In figure: 1-feed pipe (being connected with the discharging opening of anaerobic fermentation reactor); 2-inlet control valve; 3-discharge tank; 4-manhole; 5-discharge nozzle; 6-discharging control valve; 7-level-sensing device; 8-compression indicator; 9-pressure gauge; 10-vacuum suction pipe; 11. tank landing legs.
Detailed description of the invention
Be clearly and completely described the technical scheme in the embodiment of the present invention below, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on embodiments of the invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to protection scope of the present invention.
Figure 1 shows that a kind of drawing mechanism for organic waste dry-type anaerobic fermentation system that the embodiment of the present invention provides, be a kind of drawing mechanism utilizing pressure reduction convey materials, this device comprises:
Discharge tank is pressure container, and its top is provided with and the pressure gauge be communicated with in this discharge tank, compression indicator and level-sensing device, can indicate pressure in batch can and controlling level by pressure gauge and level-sensing device; Preferably, discharge tank can adopt the cylindrical pressure vessel of top dome head, bottom pyramidal end socket.
Feed pipe, is arranged on discharge tank sidewall, is communicated with in discharge tank;
Inlet control valve, is arranged on feed pipe;
Vacuum suction pipe, is arranged on discharge tank top, is communicated with in discharge tank; This vacuum suction pipe is simultaneously also as compressed air inlet pipe;
Discharge nozzle, is arranged on bottom discharge tank, is communicated with in discharge tank; Preferably, discharge nozzle can be arranged on the center at the bottom of the cone of discharge tank.
Discharging control valve, is arranged on discharge nozzle.
Preferably, the inlet control valve in above-mentioned drawing mechanism, discharging control valve all adopt operated pneumatic valve, can realize Long-distance Control by light current.
Preferably, the pressure gauge in above-mentioned drawing mechanism can adopt electronic gauge, and level-sensing device adopts electronic stuff level meter; Conveniently send electric signal to control system, conveniently this vacuum discharge device is controlled automatically.
Above-mentioned vacuum discharge device also comprises: vacuum pump and air compressor, be connected with discharge tank by vacuum suction pipe, can to vacuumizing in discharge tank or supercharging, and vacuum suction pipe is connected, to add pressurized air in discharge tank with air compressor with switching mode (realizing switching as switching control valve can be arranged).
Above-mentioned vacuum discharge device also comprises: level-sensing device, is arranged on discharge tank top, is communicated with in this discharge tank, can be indicated the height of material in batch can by level-sensing device.
Above-mentioned vacuum discharge device also comprises: tank landing leg, is arranged on the bottom of discharge tank, supports discharge tank.Preferably, tank landing leg is made up of three strut bars, is arranged on the bottom of discharge tank in 120 degree of distributions.
In above-mentioned vacuum discharge device, the middle part of discharge tank is provided with manhole, convenient to inspection and maintenance in discharge tank by manhole.
Below in conjunction with specific embodiment, vacuum discharge device of the present invention is described further.
The vacuum discharge device of the embodiment of the present invention is used for organic waste dry-type anaerobic fermentation system, the structure of this drawing mechanism as shown in Figure 1, there is discharge tank 3, discharge tank is the cylindrical pressure vessel of top dome head, bottom pyramidal end socket, this pressure container needs to do pressure-bearing and air-leakage test after machining, be provided with inlet point in the side of discharge tank 3, inlet point connect feed pipe 1, feed pipe is provided with inlet control valve 2; At the bottom of the cone of the bottom pyramidal end socket of discharge tank 3, center is provided with discharging opening, and this discharging opening is connected with discharge nozzle 5, and discharge nozzle 5 is provided with discharging control valve 6; Be provided with mounting hole and the vacuum suction mouth (this vacuum suction mouth is simultaneously also as compressed air inlet port) of compression indicator, pressure gauge and level-sensing device in the dome head centre, top of discharge tank, be respectively used to setting pressure table 8, pressure gauge 9 and level-sensing device 7 and be connected vacuum suction pipe 10; Conveniently the making of drawing mechanism and maintenance, be provided with manhole 4 in the side of discharge tank cylindrical housings; Conveniently the installation of device is with fixing, and arrange 3 strut bars as tank landing leg 11 in the side of the cylindrical housings of discharge tank 3 using hexagonal angle, each post upper can be welded on discharge tank 3 sidewall, is convenient to support and fixing discharge tank 3.
During the work of this drawing mechanism, under the effect of negative pressure of vacuum, material after anaerobic reactor is digested enters in discharge tank 3 by feed pipe 1, when in discharge tank 3, material reaches a certain amount of, stop charging, then in compressed air pressure effect, material is discharged by discharge nozzle 5 from discharge tank 3, namely complete a discharging, repeat said process, the continuous transfer of material can be realized.
Utilize this drawing mechanism when needs discharging, first vacuum suction pipe 10 and vacuum pump are connected, discharge tank 3 is vacuumized, when in discharge tank 3, degree of vacuum reaches setting value, pressure gauge 9 sends signal, open inlet control valve 2, due to the effect of pressure reduction, the material in anaerobic fermentation reactor is made to enter in discharge tank 3 by feed pipe 1, when material in tank reaches setting material level, level-sensing device 7 sends signal, close inlet control valve 2, vacuum suction pipe 10 and air compressor are connected simultaneously, when tank internal pressure reaches setting value, pressure gauge 9 sends signal, open discharging control valve 6, under the effect of discharge tank 3 inside and outside differential pressure, the material entering discharge tank 3 is discharged to outside discharge tank 3 by discharge nozzle 5, when material level drops to desired location, level-sensing device 7 sends signal, close discharging control valve 6, close air compressor simultaneously, namely a discharging is completed, repeat above-mentioned steps, until discharging terminates.If load is comparatively large, the such device of multiple stage can be configured simultaneously.
In order to realize Automated condtrol, further, the level-sensing device in above-mentioned drawing mechanism and pressure gauge all can adopt electronic instrument.Feed back to the signal enabling of control system by these instrument and close inlet control valve, discharging control valve and other corollary equipment, thus realizing Automated condtrol.
In order to improve the safety-type that drawing mechanism runs, further, inlet control valve, the discharging control valve of above-mentioned drawing mechanism all can adopt operated pneumatic valve, and such package unit only needs to join light current, not only can realize the Kai Heguan of Long-distance Control valve, and greatly improve the safety of system.
In order to ensure that pipeline and assembling components are convenient, further, each pipeline of above-mentioned drawing mechanism is with the tank body of discharge tank and pipeline and all can adopt Flange joint with valve.
In order to improve the corrosion stability of device, further, the tank body of the discharge tank of above-mentioned drawing mechanism and pipeline all will adopt resistant material or carry out anti-corrosion treatment.
The drawing mechanism of the embodiment of the present invention, inner inner with anaerobic reactor and that discharge tank the is outside difference of pressure of discharge tank is utilized to complete discharging, directly directly contact with material without any mechanical equipment in whole discharging process, achieve without blocking, low wearing and tearing discharging, overcome the deficiency of existing conventional discharging equipment, be specially adapted to organic waste dry-type anaerobic fermentation system, effectively reduce the accident rate of dry type anaerobic fermentation system discharging equipment or device, the stability that whole system is run can be ensured.
The above; be only the present invention's preferably detailed description of the invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; the change that can expect easily or replacement, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claims.
Claims (7)
1. for a vacuum discharge device for organic waste dry-type anaerobic fermentation system, it is characterized in that, comprising:
Discharge tank is pressure container, and its top is provided with and the pressure gauge be communicated with in this discharge tank, compression indicator and level-sensing device;
Feed pipe, is arranged on described discharge tank sidewall, is communicated with in described discharge tank;
Inlet control valve, is arranged on described feed pipe;
Vacuum suction pipe, is arranged on described discharge tank top, is communicated with in described discharge tank;
Discharge nozzle, is arranged on bottom described discharge tank, is communicated with in described discharge tank;
Discharging control valve, is arranged on described discharge nozzle.
2. the vacuum discharge device for organic waste dry-type anaerobic fermentation system according to claim 1, is characterized in that, also comprise:
Vacuum pump and air compressor, be all connected with described vacuum suction pipe.
3. the vacuum discharge device for organic waste dry-type anaerobic fermentation system according to claim 1, is characterized in that, also comprise:
Compression indicator, pressure gauge and level-sensing device, be arranged on described discharge tank top, be communicated with in this discharge tank.
4. the vacuum discharge device for organic waste dry-type anaerobic fermentation system according to any one of claims 1 to 3, is characterized in that, also comprise:
Tank landing leg, is arranged on the bottom of described discharge tank, supports described discharge tank.
5. the vacuum discharge device for organic waste dry-type anaerobic fermentation system according to any one of claims 1 to 3, is characterized in that, described discharge tank is the cylindrical pressure vessel of top dome head, bottom pyramidal end socket.
6. the vacuum discharge device for organic waste dry-type anaerobic fermentation system according to claim 1, is characterized in that, the middle part of described discharge tank is provided with manhole.
7. the vacuum discharge device for organic waste dry-type anaerobic fermentation system according to any one of claims 1 to 3, is characterized in that,
Described pressure gauge adopts electronic gauge;
Described level-sensing device adopts electronic stuff level meter;
Described inlet control valve, discharging control valve all adopt operated pneumatic valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410648147.1A CN104401757A (en) | 2014-11-14 | 2014-11-14 | Vacuum material discharging device for organic waste dry type anaerobic fermentation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410648147.1A CN104401757A (en) | 2014-11-14 | 2014-11-14 | Vacuum material discharging device for organic waste dry type anaerobic fermentation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104401757A true CN104401757A (en) | 2015-03-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410648147.1A Pending CN104401757A (en) | 2014-11-14 | 2014-11-14 | Vacuum material discharging device for organic waste dry type anaerobic fermentation system |
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| CN (1) | CN104401757A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105624033A (en) * | 2016-03-17 | 2016-06-01 | 上海市政工程设计研究总院（集团）有限公司 | Organic refuse dry anaerobic digestion device |
| CN105624034A (en) * | 2016-03-17 | 2016-06-01 | 上海市政工程设计研究总院（集团）有限公司 | Method for processing organic trash through dry type anaerobic fermentation equipment |
| CN108670103A (en) * | 2018-06-26 | 2018-10-19 | 西安蓝萱环保科技有限公司 | A kind of ecological protection health and epidemic prevention closet system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08324789A (en) * | 1995-03-28 | 1996-12-10 | Shin Meiwa Ind Co Ltd | Powder discharge device |
| EP1491470A1 (en) * | 2003-06-23 | 2004-12-29 | Mann + Hummel ProTec GmbH | Vaccuum receiver with positive dump valve control |
| CN101988077A (en) * | 2009-07-31 | 2011-03-23 | 中粮集团有限公司 | Method for preparing ethanol from potato raw material |
| CN101988031A (en) * | 2009-07-31 | 2011-03-23 | 中粮集团有限公司 | Device for preparing ethanol |
| CN202187003U (en) * | 2011-08-22 | 2012-04-11 | 河北晟辰工程咨询有限公司 | Anaerobic fermentation device with material mechanically fed and discharged in multipoint way |
| CN203320022U (en) * | 2013-05-31 | 2013-12-04 | 上海济兴能源环保技术有限公司 | Discharging system |
| CN203699423U (en) * | 2013-12-18 | 2014-07-09 | 天津市利民调料有限公司 | Positive pressure air feeder |
| CN204297714U (en) * | 2014-11-14 | 2015-04-29 | 北京中持绿色能源环境技术有限公司 | For the vacuum discharge device of organic waste dry-type anaerobic fermentation system |
-
2014
- 2014-11-14 CN CN201410648147.1A patent/CN104401757A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08324789A (en) * | 1995-03-28 | 1996-12-10 | Shin Meiwa Ind Co Ltd | Powder discharge device |
| EP1491470A1 (en) * | 2003-06-23 | 2004-12-29 | Mann + Hummel ProTec GmbH | Vaccuum receiver with positive dump valve control |
| CN101988077A (en) * | 2009-07-31 | 2011-03-23 | 中粮集团有限公司 | Method for preparing ethanol from potato raw material |
| CN101988031A (en) * | 2009-07-31 | 2011-03-23 | 中粮集团有限公司 | Device for preparing ethanol |
| CN202187003U (en) * | 2011-08-22 | 2012-04-11 | 河北晟辰工程咨询有限公司 | Anaerobic fermentation device with material mechanically fed and discharged in multipoint way |
| CN203320022U (en) * | 2013-05-31 | 2013-12-04 | 上海济兴能源环保技术有限公司 | Discharging system |
| CN203699423U (en) * | 2013-12-18 | 2014-07-09 | 天津市利民调料有限公司 | Positive pressure air feeder |
| CN204297714U (en) * | 2014-11-14 | 2015-04-29 | 北京中持绿色能源环境技术有限公司 | For the vacuum discharge device of organic waste dry-type anaerobic fermentation system |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105624033A (en) * | 2016-03-17 | 2016-06-01 | 上海市政工程设计研究总院（集团）有限公司 | Organic refuse dry anaerobic digestion device |
| CN105624034A (en) * | 2016-03-17 | 2016-06-01 | 上海市政工程设计研究总院（集团）有限公司 | Method for processing organic trash through dry type anaerobic fermentation equipment |
| CN108670103A (en) * | 2018-06-26 | 2018-10-19 | 西安蓝萱环保科技有限公司 | A kind of ecological protection health and epidemic prevention closet system |
| CN108670103B (en) * | 2018-06-26 | 2024-05-03 | 西安蓝萱环保科技有限公司 | Ecological protection sanitary epidemic prevention lavatory system |
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Application publication date: 20150311 |
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| RJ01 | Rejection of invention patent application after publication |