CN204297714U - For the vacuum discharge device of organic waste dry-type anaerobic fermentation system - Google Patents
For the vacuum discharge device of organic waste dry-type anaerobic fermentation system Download PDFInfo
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- CN204297714U CN204297714U CN201420685066.4U CN201420685066U CN204297714U CN 204297714 U CN204297714 U CN 204297714U CN 201420685066 U CN201420685066 U CN 201420685066U CN 204297714 U CN204297714 U CN 204297714U
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Abstract
The utility model discloses a kind of vacuum discharge device for organic waste dry-type anaerobic fermentation system, and 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; Feed pipe, is located on discharge tank sidewall, is communicated with in discharge tank; Inlet control valve, is located on feed pipe; Vacuum suction pipe, is located at discharge tank top, is communicated with in discharge tank; Discharge nozzle, is arranged on bottom discharge tank, is communicated with in discharge tank; Discharging control valve, is located on discharge nozzle.This drawing mechanism take pressure container as discharge tank, by adjusting the pressure in batch can, the difference of pressure that discharge tank is interior and anaerobic reactor is interior and discharge tank is formed is utilized to drive mass transport outward, in material conveying process, directly contact with material without any mechanical equipment, by means of pressure reduction, both high solid content mass transport had been ensured, avoid again the blocking that causes because material directly contacts with equipment and wearing and tearing, realize continous-stable discharging, guarantee system stable operation.
Description
Technical field
The utility model relates to discharging equipment field, particularly relates 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.
Utility model content
Based on the problem existing for above-mentioned prior art, the utility model provide one to ensure 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 utility model 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.
The beneficial effects of the utility model are: 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 utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, 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 utility model embodiment 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 utility model embodiment below, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on embodiment of the present utility model, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to protection domain of the present utility model.
Figure 1 shows that a kind of drawing mechanism for organic waste dry-type anaerobic fermentation system that the utility model embodiment 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 utility model is described further.
The vacuum discharge device of the utility model embodiment 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 utility model embodiment, 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 utility model preferably detailed description of the invention; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the change that can expect easily or replacement, all should be encompassed within protection domain of the present utility model.Therefore, protection domain of the present utility model 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.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420685066.4U CN204297714U (en) | 2014-11-14 | 2014-11-14 | For the vacuum discharge device of organic waste dry-type anaerobic fermentation system |
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| CN201420685066.4U CN204297714U (en) | 2014-11-14 | 2014-11-14 | For the vacuum discharge device of organic waste dry-type anaerobic fermentation system |
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| CN204297714U true CN204297714U (en) | 2015-04-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104401757A (en) * | 2014-11-14 | 2015-03-11 | 北京中持绿色能源环境技术有限公司 | Vacuum material discharging device for organic waste dry type anaerobic fermentation system |
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2014
- 2014-11-14 CN CN201420685066.4U patent/CN204297714U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104401757A (en) * | 2014-11-14 | 2015-03-11 | 北京中持绿色能源环境技术有限公司 | Vacuum material discharging device for organic waste dry type anaerobic fermentation system |
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