CN207294291U - A kind of chemicals dosing plant with cleaning function - Google Patents
A kind of chemicals dosing plant with cleaning function Download PDFInfo
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- CN207294291U CN207294291U CN201721180377.5U CN201721180377U CN207294291U CN 207294291 U CN207294291 U CN 207294291U CN 201721180377 U CN201721180377 U CN 201721180377U CN 207294291 U CN207294291 U CN 207294291U
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- motor
- driven valve
- dosing
- dosing pump
- pump
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Abstract
The utility model discloses a kind of chemicals dosing plant with cleaning function, includes lime and prepares case, charging motor-driven valve, the first dosing pump, wastewater treatment case, flushing motor-driven valve, the second dosing pump, dosing motor-driven valve and reflux motor-driven valve；The lime prepares case and is connected by pipeline, charging motor-driven valve, the first dosing pump or the second dosing pump and dosing motor-driven valve with the wastewater treatment case, and exterior clean water source is prepared case with the lime and connected by pipeline, flushing motor-driven valve, the first dosing pump or the second dosing pump and reflux motor-driven valve.In the utility model, the liquid that the lime is prepared in case is flowed into wastewater treatment case after charging motor-driven valve, the first dosing pump or the second dosing pump and dosing motor-driven valve successively by pipeline, and external water source is flowed into lime after rinsing motor-driven valve, the first dosing pump or the second dosing pump and reflux motor-driven valve successively by pipeline and prepares in case；So that the chemicals dosing plant has the function of duct cleaning.
Description
Technical field
Chemicals dosing plant technical field is the utility model is related to, more specifically to a kind of dosing with cleaning function
Device.
Background technology
For the chemicals dosing plant in wastewater treatment, solid-state lime powder shape lime, becomes milk of lime after being dissolved in water, and adds
In waste water system technique, for improving the pH value of waste water, simultaneously because lime is in itself containing heavier debris of proportion etc., the part
Debris can play the role of aiding in accelerated sedimentation at the same time, waste water treatment efficiency be improved, due to the relatively other alkalescence of the cost of lime
Material cost is lower, therefore lime chemicals dosing plant is widely used in many waste water treatment process.Existing chemicals dosing plant, by
It is more containing debris in itself in lime, milk of lime is made into through in pipeline to wastewater treatment reaction tank, when chemicals dosing plant stops transporting
Debris is under quiescent conditions during row, in the pump housing and pipeline, it is easy to produces precipitation and fouling is inside pipeline, cause pipeline to block up
Plug, system failure rate are higher.
Utility model content
In view of this, the utility model provides a kind of chemicals dosing plant with cleaning function, solves to add in the prior art
Medicine device easily because lime debris precipitate fouling inside pipeline and caused by line clogging the defects of.
To achieve the above object, the utility model provides following technical solution：
A kind of chemicals dosing plant with cleaning function, include lime prepare case, charging motor-driven valve, the first dosing pump and
Wastewater treatment case；The discharge port that one end of the charging motor-driven valve prepares case with the lime connects, first dosing pump
Feeding opening is connected with the other end of the charging motor-driven valve；The dosing mouth of the wastewater treatment case goes out with first dosing pump
Medicine mouth connects；Further include and rinsed motor-driven valve, the second dosing pump, dosing motor-driven valve and reflux motor-driven valve；The flushing is electronic
One end of valve is connected with external water source pipeline, and the feeding opening of the other end for rinsing motor-driven valve and first dosing pump connects
It is logical；The feeding opening of second dosing pump is connected with the feeding opening of first dosing pump, the medicine outlet of second dosing pump
Connected with the medicine outlet of first dosing pump；One end of the dosing motor-driven valve and the medicine outlet of second dosing pump connect
Logical, the other end of the dosing motor-driven valve is connected with the dosing mouth of the wastewater treatment case；It is described reflux motor-driven valve one end with
The medicine outlet connection of second dosing pump, the refluxing opening of the other end and the wastewater treatment case of the reflux motor-driven valve connect
It is logical.
Preferably, controller should be further included with the chemicals dosing plant of cleaning function；The controller respectively with the charging
Motor-driven valve, the control terminal electric connection for rinsing motor-driven valve, dosing motor-driven valve and the motor-driven valve that flows back.
Preferably, which is servo electric pump, and second dosing pump is servo electric pump；Described first adds
The control terminal of Teat pipette is electrically connected with the controller, and control terminal and the controller of second dosing pump are electrically connected.
It can be seen from the above technical scheme that the chemicals dosing plant described in the utility model with cleaning function and tradition
Lime milk feeding device is compared, the degree of automation higher, add charging motor-driven valve, dosing motor-driven valve, rinse motor-driven valve, return
After flowing motor-driven valve, when wastewater treatment case needs dosing, charging motor-driven valve, dosing motor-driven valve, the first dosing pump or second are opened
Milk of lime in dosing pump and pipeline is constantly in dosing dynamic.When dosing is not required in waste water reaction area, pass through wastewater treatment
Case instrument signal transmits, closing dosing motor-driven valve, opening reflux motor-driven valve, in the first dosing pump or the second dosing pump and pipeline
Milk of lime is back to lime and prepares case, and the milk of lime in the first dosing pump or the second dosing pump and pipeline is still within dynamic.It is complete
Complete solve when milk of lime is in static is easy to fouling, the first dosing pump or the second dosing pump or line clogging, so as to cause
Chemicals dosing plant can not operation problem；Add flushing motor-driven valve, when equipment operation 3 is small after, auto-flushing pipeline about 2 minutes, into
The debris of deposition in one step flushing pipe, while the service life of equipment is added, reduce equipment failure rate；Work as the utility model
During in operating status, when the first dosing pump work 3 is small after, auto-flushing pipeline about 2 minutes, then automatically switch to second plus
Teat pipette works, when the second dosing pump work 3 is small after, auto-flushing pipeline about 2 minutes, then automatically switches to the first dosing again
Pump work, such cyclic switching dosing pump so that the utility model with continuous firing, can improve the work effect of the chemicals dosing plant
Rate, extends its service life.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the chemicals dosing plant provided in the prior art.
A kind of structure diagram for chemicals dosing plant with cleaning function that Fig. 2 is provided by the utility model embodiment.
Attached drawing identifier declaration：
1- lime prepares case；2- feeds motor-driven valve；The first dosing pumps of 3-；4- wastewater treatment casees；5- rinses motor-driven valve；6-
Two dosing pumps；7- dosing motor-driven valves；8- reflux motor-driven valves.
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or the attached drawing described in description of the prior art is briefly described, it is therefore apparent that the attached drawing in description below is only this reality
With some new embodiments, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other attached drawings according to these attached drawings.
Embodiment
The utility model embodiment provides a kind of chemicals dosing plant with cleaning function.
As shown in Fig. 2, a kind of chemicals dosing plant with cleaning function that the utility model embodiment is provided, one kind have
The chemicals dosing plant of cleaning function, includes lime and prepares case 1, charging motor-driven valve 2, the first dosing pump 3 and wastewater treatment case 4；
One end of the charging motor-driven valve 2 prepares the discharge port of case 1 with the lime and connects, the feeding opening of first dosing pump 3 and
The other end connection of the charging motor-driven valve 2；The medicine outlet of the dosing mouth of the wastewater treatment case 4 and first dosing pump 3
Connection；Further include and rinsed motor-driven valve 5, the second dosing pump 6, dosing motor-driven valve 7 and reflux motor-driven valve 8；The flushing is electronic
One end of valve 5 is connected with external water source pipeline, the feeding opening of the other end and first dosing pump 3 for rinsing motor-driven valve 5
Connection；The feeding opening of second dosing pump 6 is connected with the feeding opening of first dosing pump 3, and second dosing pump 6 goes out
Medicine mouth is connected with the medicine outlet of first dosing pump 3；One end of the dosing motor-driven valve 7 goes out with second dosing pump 6
Medicine mouth connects, and the other end of the dosing motor-driven valve 7 is connected with the dosing mouth of the wastewater treatment case 4；The reflux motor-driven valve 8
One end connected with the medicine outlet of second dosing pump 6, the other end and the wastewater treatment case 4 of the reflux motor-driven valve 8
Refluxing opening connection.It can be seen from the above technical scheme that the chemicals dosing plant described in the utility model with cleaning function
Compared with conventional lime breast chemicals dosing plant, the degree of automation higher, is adding charging motor-driven valve 2, dosing motor-driven valve 7, is rinsing
After motor-driven valve 5, reflux motor-driven valve 8, when wastewater treatment case 4 needs dosing, charging motor-driven valve 2, dosing motor-driven valve 7 are opened, the
Milk of lime in one dosing pump 3 or the second dosing pump 6 and pipeline is constantly in dosing dynamic.When dosing is not required in waste water reaction area
When, transmitted by 4 instrument signal of wastewater treatment case, close dosing motor-driven valve 7, open reflux motor-driven valve 8, the first dosing pump 3 or
Milk of lime in second dosing pump 6 and pipeline is back to lime and prepares case 1, in the first dosing pump 3 or the second dosing pump 6 and pipeline
Milk of lime be still within dynamic.Completely solve and fouling is easy to when milk of lime is in static, the first dosing pump 3 or second adds
Teat pipette 6 or line clogging, so as to cause chemicals dosing plant can not operation problem；Add and rinse motor-driven valve 5, when equipment operation 3 is small
Afterwards, auto-flushing pipeline about 2 minutes, the debris of deposition in further flushing pipe, then lime slag case 1 will be prepared from lime
Sewage draining exit enter in ground a heatable brick bed gutter C, so as to add the service life of equipment, reduce equipment failure rate；When this practicality
It is new when being in operating status, when the first dosing pump 3 work 3 is small after, auto-flushing pipeline about 2 minutes, then automatically switches to
Second dosing pump 6 works, when the second dosing pump 6 work 3 it is small when after, auto-flushing pipeline about 2 minutes, then automatically switches to again
First dosing pump 3 works, such cyclic switching dosing pump so that the utility model can improve dosing dress with continuous firing
The work efficiency put, extends its service life.
In the utility model embodiment, the first dosing pump 3 is in parallel using parallel communication composition two with the second dosing pump 6
Passage, lime prepare limewash inside case 1 both can from by pipeline successively by charging motor-driven valve 2, the first dosing pump 3 with
And entered after dosing motor-driven valve 7 in wastewater treatment case 4, can also be by pipeline successively by charging motor-driven valve 2, the second dosing
Entered after pump 6 and dosing motor-driven valve 7 in wastewater treatment case 4；Also, the lime prepares case 1 and wastewater treatment case 4 is city
Face common device, the charging motor-driven valve 2, flushing motor-driven valve 5, dosing motor-driven valve 7 and reflux motor-driven valve 8 are common on the market
Solenoid valve, 3 and second dosing pump 6 of the first dosing pump is common electrodynamic pump on the market.
In the utility model embodiment, for the ease of controlling the chemicals dosing plant, its automated control performance, the tool are improved
The chemicals dosing plant for having cleaning function further includes controller；The controller respectively with it is described charging motor-driven valve 2, rinse motor-driven valve 5,
The control terminal of dosing motor-driven valve 7 and the motor-driven valve 8 that flows back is electrically connected.First dosing pump 3 is servo electric pump, described second
Dosing pump 6 is servo electric pump；The control terminal of first dosing pump 3 is electrically connected with the controller, second dosing
The control terminal of pump 6 is electrically connected with the controller；The utility model by controller, automatically control the charging motor-driven valve 2,
The open and close of motor-driven valve 5, dosing motor-driven valve 7 and the motor-driven valve 8 that flows back are rinsed, and by controller, automatically control institute
State the startup and closing of the first dosing pump 3 and the second dosing pump 6.
In the utility model embodiment, should be with the course of work of the chemicals dosing plant of cleaning function：Lime A will be from
The lime import mouth that lime prepares case 1 enters lime and prepares in case 1, and tap water B will prepare the water source import of case 1 from lime
Mouth enters lime and prepares in case 1, and then lime prepares case 1 and stir and make muddy mixing by lime A and tap water B；Then charging electricity
Dynamic valve 2, the first dosing pump 3 and dosing motor-driven valve 7 are started to work, and the limewash that lime prepares inside case 1 will be prepared from lime
The discharge port of case 1 enters waste water after charging motor-driven valve 2, the first dosing pump 3 and dosing motor-driven valve 7 successively by pipeline
In treatment box 4；After when the first dosing pump 3 work full 3 is small, feeds motor-driven valve 2 and dosing motor-driven valve 7 is closed, rinse motor-driven valve 5
Work is opened with reflux motor-driven valve 8, tap water B is by pipeline successively through rinsing motor-driven valve 5, the first dosing pump 3 and reflux electricity
Lime is flowed into after dynamic valve 8 to prepare in case 1, so that the cleaning of 3 inside lime precipitation of complete twin conduit and the first dosing pump, is played
Prevent the purpose of line clogging；After the flushing motor-driven valve 5 and reflux motor-driven valve 8 work 2 minutes, motor-driven valve 5 and reflux are rinsed
Motor-driven valve 8 is closed, and feeds motor-driven valve 2 and dosing motor-driven valve 7 opens work, the first dosing pump 3 is stopped, the second dosing pump 6
Start to work, the limewash that lime is prepared inside case 1 is electric by charging successively by pipeline by the discharge port that case 1 is prepared from lime
Entered after dynamic valve 2, the second dosing pump 6 and dosing motor-driven valve 7 in wastewater treatment case 4；When the second dosing pump 6 work full 3 is small
Shi Hou, feeds motor-driven valve 2 and dosing motor-driven valve 7 is closed, and rinses motor-driven valve 5 and reflux motor-driven valve 8 opens work, tap water B leads to
Piping is flowed into lime after rinsing motor-driven valve 5, the second dosing pump 6 and reflux motor-driven valve 8 successively and prepares in case 1, so that
The cleaning of 6 inside lime precipitation of complete twin conduit and the second dosing pump, plays the purpose for preventing line clogging；The flushing is electronic
After valve 5 and reflux motor-driven valve 8 work 2 minutes, rinse motor-driven valve 5 and reflux motor-driven valve 8 is closed, feed motor-driven valve 2 and dosing electricity
Dynamic valve 7 opens work, and the second Teat pipette is stopped, and the first dosing pump 3 is started to work, and the limewash that lime prepares inside case 1 will
The discharge port of case 1 is prepared by pipeline successively after charging motor-driven valve 2, the first dosing pump 3 and dosing motor-driven valve 7 from lime
Enter in wastewater treatment case 4；Like this, chemicals dosing plant circulation that should be with cleaning function carries out above work.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or new using this practicality
Type.A variety of modifications to these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Claims (3)
1. a kind of chemicals dosing plant with cleaning function, includes lime and prepares case (1), charging motor-driven valve (2), the first dosing pump
(3) and wastewater treatment case (4)；The discharge port that one end of the charging motor-driven valve (2) prepares case (1) with the lime connects,
The feeding opening of first dosing pump (3) is connected with the other end of the charging motor-driven valve (2)；The wastewater treatment case (4)
Dosing mouth is connected with the medicine outlet of first dosing pump (3), it is characterised in that；Further included flushing motor-driven valve (5), second plus
Teat pipette (6), dosing motor-driven valve (7) and reflux motor-driven valve (8)；Described one end for rinsing motor-driven valve (5) and external water source pipeline
Connection, the other end for rinsing motor-driven valve (5) are connected with the feeding opening of first dosing pump (3)；Second dosing pump
(6) feeding opening is connected with the feeding opening of first dosing pump (3), the medicine outlet of second dosing pump (6) and described the
The medicine outlet connection of one dosing pump (3)；One end of the dosing motor-driven valve (7) and the medicine outlet of second dosing pump (6) connect
Logical, the other end of the dosing motor-driven valve (7) is connected with the dosing mouth of the wastewater treatment case (4)；The reflux motor-driven valve (8)
One end connected with the medicine outlet of second dosing pump (6), the other end and the wastewater treatment of the reflux motor-driven valve (8)
The refluxing opening connection of case (4).
A kind of 2. chemicals dosing plant with cleaning function according to claim 1, it is characterised in that：It is described that there is cleaning work(
The chemicals dosing plant of energy further includes controller；The controller feeds motor-driven valve (2), flushing motor-driven valve (5), dosing with described respectively
The control terminal of motor-driven valve (7) and reflux motor-driven valve (8) is electrically connected.
A kind of 3. chemicals dosing plant with cleaning function according to claim 2, it is characterised in that：First dosing pump
(3) it is servo electric pump, second dosing pump (6) is servo electric pump；The control terminal of first dosing pump (3) with it is described
Controller is electrically connected, and control terminal and the controller of second dosing pump (6) are electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721180377.5U CN207294291U (en) | 2017-09-13 | 2017-09-13 | A kind of chemicals dosing plant with cleaning function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721180377.5U CN207294291U (en) | 2017-09-13 | 2017-09-13 | A kind of chemicals dosing plant with cleaning function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207294291U true CN207294291U (en) | 2018-05-01 |
Family
ID=62441372
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721180377.5U Expired - Fee Related CN207294291U (en) | 2017-09-13 | 2017-09-13 | A kind of chemicals dosing plant with cleaning function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207294291U (en) |
-
2017
- 2017-09-13 CN CN201721180377.5U patent/CN207294291U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180501 Termination date: 20210913 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |