CN207866343U - A kind of dewatered sludge metering device - Google Patents
A kind of dewatered sludge metering device Download PDFInfo
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- CN207866343U CN207866343U CN201721846452.7U CN201721846452U CN207866343U CN 207866343 U CN207866343 U CN 207866343U CN 201721846452 U CN201721846452 U CN 201721846452U CN 207866343 U CN207866343 U CN 207866343U
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- measuring tank
- dewatered sludge
- foul smell
- screw conveyor
- metering
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Abstract
A kind of dewatered sludge metering device, belongs to field of solid waste treating technology, is suitable for the metering of dewatered sludge.Measuring tank top connects observation panel, feed inlet and foul smell mouth, agitating device is connected inside measuring tank, weighing sensor is connect with measuring tank, screw conveyor is connected below measuring tank, discharge port is connected below screw conveyor, dewatered sludge after metering is discharged by measuring the discharging spiral conveyor of trench bottom setting；Measuring tank is equipped with foul smell mouth, foul smell in dewatered sludge metering process is moved out by foul smell mouth, and to be focused on, the foul smell that the foul smell mouth of dewatered sludge metering device setting can effectively prevent in sludge metering process escapes, secondary pollution is avoided, so as to improve working environment.
Description
Technical field
The utility model is related to a kind of dewatered sludge metering devices, belong to field of solid waste treating technology, are suitable for dry
The metering of sludge.
Background technology
With the quickening of China's rapid development of economy and urbanization process, the sludge quantity that China city generates is also quick
Increase.In sludge treatment field, sludge anhydration burning is a kind of technology that current national environmental protection recommends, application range compared with
Extensively, it is suitble to the municipal sludge of processing China's different characteristics.Corollary apparatus of the dewatered sludge metering device as dewatered sludge transport system,
To ensureing the significant of sludge treating system stable operation.Therefore, to measuring, accurate, simple in structure, easy to operate, operation is steady
It is imperative that dewatered sludge metering device fixed, that controllable degree is high, cost of investment is low further investigate.
Invention content
For overcome the deficiencies in the prior art, the utility model provides a kind of dewatered sludge metering device.
A kind of dewatered sludge metering device, measuring tank top connect observation panel, feed inlet and foul smell mouth, are connected inside measuring tank
Agitating device, weighing sensor are connect with measuring tank, and screw conveyor is connected below measuring tank, is connected out below screw conveyor
Material mouth.
The connection of agitating device and measuring tank is axial connects.The motor of screw conveyor is adjustable frequency motor.
A kind of dewatered sludge metering method, includes the following steps：
Step (1), dewatered sludge are entered by the feed inlet of measuring tank, and dewatered sludge first passes around measuring tank and carries out Weighing,
Under the action of the agitating device being arranged inside measuring tank, steadily blanking；
PLC in step (2), weighing sensor output 4~20mA signal input control casees, by PLC according to receiving
Signal calculates output doses, calculates screw conveyor rotary speed according to output doses PLC, thereby determines that spiral transferring
The running frequency of electromechanical machine is sent, measuring tank to control by by controlling discharging spiral conveyor FREQUENCY CONTROL rotating speed, discharging
Amount, according to the adjusting running frequency of process requirement below, ensures accurately controlling for load,
Step (3), dewatered sludge after metering are discharged by measuring the discharging spiral conveyor of trench bottom setting；
Step (4), measuring tank are equipped with foul smell mouth, and the foul smell in dewatered sludge metering process is moved out by foul smell mouth, from
And it is focused on.
It is further comprising the steps of：The charging control of measuring tank is supplemented according to the load of previous unit, load root
The difference that the measuring tank measured according to weighing sensor in the unit interval of setting passes in and out doses determines, weighing sensor output 4~
PLC in 20mA signal input control casees calculates output doses, according to outputting material by PLC according to the signal received
Amount PLC calculates screw conveyor rotary speed, thereby determines that the running frequency of screw conveyor motor, passes through control discharging spiral shell
Conveyer FREQUENCY CONTROL rotating speed is revolved, to control load, ensures that accurately controlling for load, dewatered sludge set through measuring trench bottom
The discharging spiral conveyor discharge set.
The beneficial effects of the utility model are compared with prior art：
(1) the charging measure control of measuring tank is more accurate, ensure that the stable operation of sludge treating system；
(2) phenomena such as being effectively prevented hardened material, putty, building bridge, auxiliary dewatered sludge is normal, steadily blanking,
The processing of the semi-dry sludge big suitable for stickiness；
(3) quick feeding may be implemented in measuring tank, due to the control unit smaller of segmentation, thus controls more accurate；
(4) simple in structure, stable, high degree of automation and cost of investment is low；
(5) environmentally friendly degree is high, and the foul smell mouth of dewatered sludge metering device setting can effectively prevent in sludge metering process
Foul smell escape, secondary pollution is avoided, so as to improve working environment.
Description of the drawings
When considered in conjunction with the accompanying drawings, by referring to following detailed description, it can more completely more fully understand that this practicality is new
Type and being easy learns the advantage that many of which is adjoint, but attached drawing described herein is used for providing to the utility model into one
Step understands, constitutes the part of the utility model, the exemplary embodiment of the utility model and the description thereof are for explaining this practicality
It is novel, it does not constitute improper limits to the present invention, such as schemes wherein：
Fig. 1 is the structural schematic diagram of the utility model.
The utility model is further illustrated with reference to the accompanying drawings and examples.
Specific implementation mode
Obviously, many modifications and variations that objective of the those skilled in the art based on the utility model is done belong to this practicality
Novel protection domain.
Those skilled in the art of the present technique are appreciated that unless expressly stated, singulative " one " used herein, " one
It is a ", " described " and "the" may also comprise plural form.It is to be further understood that being used in the specification of the utility model
Wording " comprising " refer to that there are the feature, integer, step, operation, element and/or component, but it is not excluded that in the presence of or
Other one or more features of addition, integer, step, operation, element, component and/or their group.It should be understood that when claiming member
When part, component are "connected" to another element, component, it can be directly connected to other elements either component or can also
There are intermediary element or components.Wording "and/or" used herein includes appointing for one or more associated list items
Unit one and all combination.
Those skilled in the art of the present technique are appreciated that unless otherwise defined, all terms used herein (including technology art
Language and scientific terminology) there is meaning identical with the general understanding of the those of ordinary skill in fields.
Embodiment 1：As shown in Figure 1, a kind of dewatered sludge metering device, including measuring tank 1, observation panel 2, feed inlet 3, foul smell
Mouth 4, weighing sensor 5, agitating device 6, screw conveyor 7, discharge port 8,1 top of measuring tank connect observation panel 2, feed inlet 3
With foul smell mouth 4, the axial agitating device 6 of 1 inside connection of measuring tank, weighing sensor 5 is connect with measuring tank 1,1 lower section of measuring tank
Screw conveyor 7 is connected, 7 lower section of screw conveyor connects discharge port 8.
Weighing sensor 5 obtains the weight of measuring tank 1, and weighing sensor 5 exports in 4~20mA signal input control casees
PLC, output doses is calculated by PLC according to the signal received, and screw conveyor 7 is calculated according to output doses PLC
Rotary speed thereby determines that the running frequency of screw conveyor motor.By controlling 7 FREQUENCY CONTROL rotating speed of discharging spiral conveyor
Load is controlled, the load that running frequency controls measuring tank 1 is adjusted according to process requirement below, to ensure the essence of load
Really control, measuring tank 1 are discharged using the screw conveyor 7 of frequency control, and the lower part of screw conveyor 7 is provided with discharge port 8.
The connection of agitating device 6 and measuring tank 1 is axial connection, and the axial agitating device 6 of 1 inside setting of measuring tank can
Phenomena such as to be effectively prevented hardened sludge, putty, build bridge, auxiliary dewatered sludge is normal, steadily blanking.
Measuring tank 1 realizes its discharging by controlling 7 FREQUENCY CONTROL rotating speed of discharging spiral conveyor to control load
The adjusting control according to process requirement below is measured, to ensure accurately controlling for load.
Quick feeding may be implemented in measuring tank 1, due to the control unit smaller of segmentation, thus controls more accurate.
Measuring tank 1 has foul smell mouth 4, can avoid odor pollution well.
Measuring tank 1 is discharged using the screw conveyor 7 of frequency control, can not only prevent sludge from building bridge, it can also be ensured that
The stabilization of sludge load.
The screw conveyor 7 that measuring tank 1 discharges uses frequency control.
A kind of dewatered sludge metering method, includes the following steps：
Step (1), dewatered sludge are entered by the feed inlet of measuring tank 1, and dewatered sludge first passes around measuring tank 1 and carries out poidometer
Amount, under the action of the agitating device being arranged inside measuring tank 1, steadily blanking；
Step (2), measuring tank 1 are by controlling 7 FREQUENCY CONTROL rotating speed of discharging spiral conveyor, real to control load
Its existing load ensures accurately controlling for load according to the adjusting control of process requirement below；
The charging control of measuring tank 1 is supplemented according to the load of previous unit, when load is according to the unit of setting
Between in the measuring tank 1 measured of weighing sensor 5 pass in and out the difference of doses and determine that weighing sensor 5 exports the input of 4~20mA signals
PLC in control cabinet, output doses is calculated by PLC according to the signal received, and spiral shell is calculated according to output doses PLC
7 rotary speed of conveyer is revolved, thereby determines that the running frequency of screw conveyor motor.By controlling 7 frequency of discharging spiral conveyor
Rate controls rotating speed and controls load, to ensure accurately controlling for load, the discharging spiral that dewatered sludge is arranged through 1 bottom of measuring tank
Conveyer 7 is discharged, and the decrement of the detection data of Weighing module 5 indicates the actual fed amount of measuring tank 1, and according to Weighing module
The difference of 5 detection data and the conveying capacity of default adjusts the running frequency of screw conveyor 7, is adjusted simultaneously to reach
The purpose of the practical load of control.
Step (3), dewatered sludge after metering are discharged by the discharging spiral conveyor 7 that 1 bottom of measuring tank is arranged；
Step (4), measuring tank 1 are equipped with foul smell mouth, and the foul smell in dewatered sludge metering process is moved out by foul smell mouth, from
And it is focused on.
The utility model weighing sensor 5 can select photo-electric, fluid pressure type, electromagnetic type, condenser type, magnetic pole deformation
The 8 class sensor such as formula, oscillatory type, gyro ceremony or resistance-strain type.
The utility model fully achieves home-made equipment, while realizing the automation of sludge treatment technique control, and passes through
Reduce input cost extra earning benefit.
As above, the embodiments of the present invention are explained in detail, as long as but essentially without this reality of disengaging
There can be many deformations with novel inventive point and effect, this will be readily apparent to persons skilled in the art.Cause
This, such variation is also integrally incorporated within the scope of protection of the utility model.
Claims (3)
1. a kind of dewatered sludge metering device, it is characterised in that measuring tank top connects observation panel, feed inlet and foul smell mouth, measuring tank
Inside connection agitating device, weighing sensor are connect with measuring tank, connection screw conveyor below measuring tank, under screw conveyor
Side's connection discharge port.
2. a kind of dewatered sludge metering device according to claim 1, it is characterised in that the connection of agitating device and measuring tank
For axial connection.
3. a kind of dewatered sludge metering device according to claim 1, it is characterised in that the motor of screw conveyor is to become
Frequency motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721846452.7U CN207866343U (en) | 2017-12-26 | 2017-12-26 | A kind of dewatered sludge metering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721846452.7U CN207866343U (en) | 2017-12-26 | 2017-12-26 | A kind of dewatered sludge metering device |
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| Publication Number | Publication Date |
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| CN207866343U true CN207866343U (en) | 2018-09-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108254050A (en) * | 2017-12-26 | 2018-07-06 | 北京京城环保股份有限公司 | A kind of dewatered sludge metering device and method |
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2017
- 2017-12-26 CN CN201721846452.7U patent/CN207866343U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108254050A (en) * | 2017-12-26 | 2018-07-06 | 北京京城环保股份有限公司 | A kind of dewatered sludge metering device and method |
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