CN213434341U

CN213434341U - Medicine adding system

Info

Publication number: CN213434341U
Application number: CN202022223218.7U
Authority: CN
Inventors: 刘齐鑫; 吴坤
Original assignee: Neao Guangzhou Environmental Technology Co ltd
Current assignee: Neao Guangzhou Environmental Technology Co ltd
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2021-06-15
Anticipated expiration: 2030-09-30

Abstract

The utility model discloses a dosing system, which comprises a dosing pipe and a dosing pipe, wherein the dosing pipe is communicated with the dosing pipe through a main pipeline, a first liquid inlet valve and a delivery pump are arranged on the main pipeline, a flushing pipe communicated with the main pipeline is arranged between the delivery pump and the first liquid inlet valve, a second liquid inlet valve and a booster pump are arranged on the flushing pipe, the first liquid inlet valve is opened, the delivery pump pumps liquid medicine in a medicine storage tank into the main pipeline, the medicine flows out from the dosing pipe after flowing through the main pipeline and the delivery pump, when the medicine is added, the first liquid inlet valve is closed, the second liquid inlet valve is opened, the booster pump sends high-pressure cleaning water into the main pipeline through the flushing pipe, then the cleaning water flows out from the dosing pipe through the delivery pump, high-pressure water scours the inner wall of the main pipeline and the delivery pump to effectively prevent the blockage of the main pipeline and the delivery pump, the utility model is used for the plumbing field of handling.

Description

Medicine adding system

Technical Field

The utility model is used for the drainage treatment field especially relates to a medicine system.

Background

The dosing equipment is the water treatment facilities that present water supply and sewerage trade is indispensable, contains sodium hypochlorite generator, finished product sodium hypochlorite dosing equipment, PAC dosing equipment, PAM dosing equipment etc. and after the dosing equipment put into operation, sodium hypochlorite solution, PAC solution, PAM solution can be carried to the water through measuring pump or screw pump, and sodium hypochlorite solution etc. can crystallize into the piece, very easily blocks up measuring pump or screw pump and supporting pipeline, leads to measuring pump or screw pump operation to appear unusually.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve one of the technical problem that exists among the prior art at least, provide a medicine system, can prevent effectively that stop up trouble from appearing in delivery pump and supporting pipeline thereof.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a dosing system, includes into pencil and play pencil, advance the pencil with it passes through the trunk line intercommunication to go out the pencil, install first feed liquor valve and delivery pump on the trunk line, first feed liquor valve with be equipped with the intercommunication between the delivery pump the flushing pipe of trunk line, install second feed liquor valve and booster pump on the flushing pipe, the booster pump is used for sending into liquid pressurization the flushing pipe.

The technical scheme at least has the following advantages or beneficial effects: open first feed liquor valve, the liquid medicine gets into the trunk line in the delivery pump extraction medicine storage tank, the medicine flows through behind trunk line and the delivery pump from going out the pencil outflow and adding the dosing point, after the medicine has added, close first feed liquor valve, open the second feed liquor valve, the booster pump sends high pressure's washing water into the trunk line through the flushing pipe, the delivery pump that flows through flows out the pencil outflow, highly compressed water forms to erode the inner wall of trunk line and delivery pump, thereby it adds after the medicine to have reduced medicine system, PAC solution, PAM solution and sodium hypochlorite solution are piled up at the crystallization of trunk line and delivery pump, effectively prevent that trunk line and delivery pump from showing the jam trouble.

Further conduct the utility model discloses technical scheme's improvement, be equipped with first manometer on the flushing pipe, first manometer is located the booster pump with between the second feed liquor valve.

Further conduct the utility model discloses technical scheme's improvement, first manometer through first service valve with the flushing pipe is connected.

Further conduct the utility model discloses technical scheme's improvement, the trunk line still is equipped with delivery pump feed liquor valve and delivery pump discharge valve, delivery pump feed liquor valve with delivery pump discharge valve is located respectively the delivery pump both sides.

Further conduct the utility model discloses technical scheme's improvement, install the filter on the trunk line.

Further conduct the utility model discloses technical scheme's improvement, the filter with the trunk line can be dismantled and be connected.

Further conduct the utility model discloses technical scheme's improvement, be equipped with the second manometer on the trunk line, the second manometer pass through the second service valve with the trunk line intercommunication.

Further conduct the utility model discloses technical scheme's improvement, the trunk line pass through the back pressure valve with it connects to go out the pencil.

Further conduct the utility model discloses technical scheme's improvement, charge system still includes the back flow, the both ends of back flow all with the trunk line intercommunication, the one end of back flow is located the second manometer with between the backpressure valve, the other end of back flow is located first feed liquor valve with between the delivery pump feed liquor valve.

Further conduct the utility model discloses technical scheme's improvement, install the relief valve on the back flow.

Drawings

The present invention will be further explained with reference to the accompanying drawings:

fig. 1 is a schematic diagram of an embodiment of the present invention.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the present invention, if there is a description of directions (up, down, left, right, front and back), it is only for convenience of description of the technical solution of the present invention, and it is not intended to indicate or imply that the technical features indicated must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.

In the utility model, the meaning of a plurality of is one or more, the meaning of a plurality of is more than two, and the meaning of more than two is understood as not including the number; the terms "above", "below", "within" and the like are understood to include the instant numbers. In the description of the present invention, if there is any description of "first" and "second" only for the purpose of distinguishing technical features, it is not to be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the precedence of the indicated technical features.

In the present invention, unless otherwise explicitly defined, the terms "set", "install", "connect", and the like are to be understood in a broad sense, and for example, may be directly connected or may be indirectly connected through an intermediate medium; can be fixedly connected, can also be detachably connected and can also be integrally formed; may be mechanically coupled, may be electrically coupled or may be capable of communicating with each other; either as communication within the two elements or as an interactive relationship of the two elements. The technical skill in the art can reasonably determine the specific meaning of the above words in the present invention by combining the specific contents of the technical solution.

The embodiment of the utility model provides a medicine system, its mainly used carries PAC solution, PAM solution and sodium hypochlorite solution.

Referring to fig. 1, the dosing system includes a medicine inlet pipe 1 and a medicine outlet pipe 2, the medicine inlet pipe 1 is communicated with the medicine outlet pipe 2 through a main pipe 3, a first liquid inlet valve 30 and a delivery pump 31 are installed on the main pipe 3, a flushing pipe 4 connected with the main pipe 3 is arranged between the delivery pump 31 and the first liquid inlet valve 30, a second liquid inlet valve 40 and a booster pump 41 are installed on the flushing pipe 4, and the booster pump 41 is used for pressurizing cleaning water and sending the cleaning water into the flushing pipe 4.

Wherein advance pencil 1 and be used for putting through medicine storage tank 5, open first feed liquor valve 30, liquid medicine gets into trunk line 3 in the medicine storage tank 5 is extracted to delivery pump 31, the medicine flows through trunk line 3 and delivery pump 31 after and adds the dosing point from going out 2 flows of pencil of medicine, after the medicine adds, close first feed liquor valve 30, open second feed liquor valve 40, booster pump 41 sends high-pressure washing water into trunk line 3 through flushing pipe 4, then flow through delivery pump 31 and flow out from going out 2 of pencil of medicine, highly compressed water forms to wash away to trunk line 3's inner wall and delivery pump, thereby it adds medicine after the medicine to have reduced the medicine system, PAC solution, PAM solution and sodium hypochlorite solution are piled up at the crystallization of trunk line 3 and delivery pump 31, effectively prevent that jam trouble from appearing in trunk line 3 and delivery pump 31.

Specifically, the liquid level control valve 50 is installed on the medicine storage tank 5, and the liquid level inside the medicine storage tank 5 is controlled through the liquid level control valve 50, so that the delivery pump 31 is prevented from being pumped dry.

The booster pump 4 is connected with a water inlet pipe 42, the water inlet pipe 42 is used for connecting external tap water, the booster pump 4 pumps water through the water inlet pipe 42, a valve 43 for controlling the opening and closing of the water inlet pipe 42 is installed on the water inlet pipe 42, the connection position of the flushing pipe 4 and the main pipeline 3 is located between the first liquid inlet valve 30 and the liquid inlet valve 35 of the conveying pump, and the conveying pump 31 can adopt a metering pump or a screw pump.

In addition, in order to realize the automatic function, the first liquid inlet valve 30 and the second liquid inlet valve 40 can be both set as electric valves, the first liquid inlet valve 30 and the second liquid inlet valve 40 are controlled by a PLC control system, the opening and closing of the first liquid inlet valve 30 and the second liquid inlet valve 40 are controlled by the PLC control system, and the automatic flushing function after the medicine is added for a period of time is realized.

In some embodiments, a first pressure gauge 44 is disposed on the flushing pipe 4, the first pressure gauge 44 is located between the pressurizing pump 41 and the second liquid inlet valve 40, and the pressure in the flushing pipe 4 can be detected in real time through the first pressure gauge 44.

Preferably, first manometer 44 is connected with flushing pipe 4 through first maintenance valve 45, and when first manometer 44 appeared unusual, can change after closing first maintenance valve 45, need not stop whole flushing pipe 4 and change, has effectively improved change efficiency.

In other embodiments, the main pipe 3 is provided with a second pressure gauge 32, preferably, the second pressure gauge 32 is communicated with the main pipe 3 through a second maintenance valve 33, so that the replacement efficiency can be improved, and the replacement of the second pressure gauge 32 can be realized without stopping the whole main pipe 3.

In some embodiments, the main pipe 3 is further provided with a delivery pump inlet valve 35 and a delivery pump outlet valve 36, the delivery pump inlet valve 35 and the delivery pump outlet valve 36 are respectively located at two sides of the delivery pump 31, the liquid inflow amount of the delivery pump 31 can be controlled through the delivery pump inlet valve 35, and the liquid outflow amount of the delivery pump 31 can be controlled through the delivery pump outlet valve 36.

In some embodiments, a filter is mounted on the main pipe 3, and passes through the filter to filter impurities entering the main pipe 3.

Preferably, the strainer is detachably connected to the main pipe 3, and the strainer can be removed for washing when impurities are accumulated to a certain extent on the strainer.

Specifically, referring to fig. 1, the main pipe 3 is provided with a first filter 37a and a second filter 37b, the first filter 37a is located between the feed valve 35 of the delivery pump and the delivery pump 31, and the second filter 37b is located between the drug inlet pipe 1 and the first feed valve 30, wherein the filters are Y-type filters.

In some embodiments, the main conduit 3 is connected to the outlet pipe 2 via a backpressure valve 34.

In some embodiments, the dosing system further comprises a return pipe 6, a safety valve 60 is installed on the return pipe 6, two ends of the return pipe 6 are both communicated with the main pipe 3, one end of the return pipe 6 is located between the second pressure gauge 32 and the back pressure valve 34, the other end of the return pipe 6 is located between the first liquid inlet valve 30 and the delivery pump liquid inlet valve 35, and when the back pressure valve 34 is abnormal, the medicine cannot flow out from the medicine outlet pipe 2 through the back pressure valve 34, and the medicine can flow back through the return pipe 6 through the safety valve 60.

Specifically, relief valve 60 is different with the cracking pressure of back pressure valve 34, and the cracking pressure of relief valve 60 is greater than the cracking pressure of back pressure valve 34, and when back pressure valve 34 appeared the unable medicine that flows out unusually, the medicine can pile up the pressure increase that causes in trunk line 3, and when the cracking pressure of relief valve 60 was arrived to the pressure in trunk line 3, just can open relief valve 60, realized the backward flow, avoided appearing the potential safety hazard.

Of course, the present invention is not limited to the above embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are included in the scope defined by the claims of the present application.

Claims

1. A dosing system, characterized in that: including advancing the pencil and going out the pencil, advance the pencil with it passes through the trunk line intercommunication to go out the pencil, install first feed liquor valve and delivery pump on the trunk line, first feed liquor valve with the delivery pump with be equipped with the intercommunication between with the flushing pipe of trunk line, install second feed liquor valve and booster pump on the flushing pipe, the booster pump is used for sending into liquid pressurization the flushing pipe.

2. The medicated system of claim 1, wherein: and a first pressure gauge is arranged on the flushing pipe and is positioned between the booster pump and the second liquid inlet valve.

3. The medicated system of claim 2, wherein: the first pressure gauge is connected with the flushing pipe through a first maintenance valve.

4. The medicated system of claim 1, wherein: and a liquid inlet valve and a liquid outlet valve of the conveying pump are also arranged on the main pipeline, and are respectively positioned on two sides of the conveying pump.

5. The medicated system of claim 1, wherein: and a filter is arranged on the main pipeline.

6. The medicated system of claim 5, wherein: the filter is detachably connected with the main pipeline.

7. The medicated system of claim 1, wherein: and a second pressure gauge is arranged on the main pipeline and communicated with the main pipeline through a second maintenance valve.

8. The medicated system of claim 7, wherein: the main pipeline is connected with the medicine outlet pipe through a back pressure valve.

9. The medicated system of claim 8, wherein: the dosing system further comprises a return pipe, wherein two ends of the return pipe are communicated with the main pipeline, one end of the return pipe is located between the second pressure gauge and the back pressure valve, and the other end of the return pipe is located between the first liquid inlet valve and the liquid inlet valve of the delivery pump.

10. The medicated system of claim 9, wherein: and the return pipe is provided with a safety valve.