CN215569776U - Water treatment dosing device - Google Patents
Water treatment dosing device Download PDFInfo
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- CN215569776U CN215569776U CN202121214803.9U CN202121214803U CN215569776U CN 215569776 U CN215569776 U CN 215569776U CN 202121214803 U CN202121214803 U CN 202121214803U CN 215569776 U CN215569776 U CN 215569776U
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Abstract
The utility model provides a water treatment dosing device which can be used under special working conditions such as coal mines and the like, and adopts a pneumatic mode to dose, so that the overall safety is improved; comprises an air inlet end, one end of which is connected with a compressed air source; the control group is used for controlling the air input of the compressed air and is connected with the other end of the air inlet end through an air inlet channel; the conveying section is used for conveying the medicament in the medicament box into the pipeline under the control of the control group and is connected with the control group; the water treatment chemical adding device provided by the utility model is convenient to use, energy-saving, environment-friendly and pollution-free, special factors such as explosion prevention and the like do not need to be considered, and the device can work safely under special working conditions.
Description
Technical Field
The utility model relates to the technical field of water treatment, in particular to a water treatment dosing device.
Background
The chemical adding device for water treatment system is a complete equipment integrating chemical adding, liquid conveying and automatic control into one body, and is used for circulating water system in which corrosion inhibitor and scale inhibitor are required to be added to accurately add and measure water quality treatment chemicals. In the process of water supply and drainage treatment, various chemical agents are often added for scale inhibition, algae removal, coagulation and flocculation so as to achieve the purpose of water purification. The medicaments must be quantitatively added according to the proportion in the adding process to obtain good effect, so the medicament dissolving and adding device is one of common devices in water treatment engineering.
In the prior art, the most common dosing mode for water treatment is electric dosing, a motor drives a worm through a coupling and reduces the speed through a worm gear to enable a main shaft and an eccentric wheel to rotate, and the eccentric wheel drives a tappet rod to reciprocate in a guide cylinder. The membrane and the pump cavity are gradually vacuumized under the action of the one-way valve, and the suction valve is opened to suck liquid; when the diaphragm moves to the front dead center, the suction valve is closed, the discharge valve is opened, and the liquid is discharged by the pushing of the diaphragm. The pump works to form continuous pressure and quantitative discharge liquid by adjusting the reciprocating sequence of a certain stroke.
However, under special working conditions such as coal mines and the like, the electric dosing mode has the disadvantages of harsh requirements, high power consumption, energy saving and environmental protection, and because electricity is used as a power source, the potential safety hazard is high when the electric dosing device is used in special working environments such as coal mines and nuclear industry, explosion-proof factors need to be considered, and the cost is greatly increased.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a water treatment dosing device which can be used under special working conditions such as coal mines and the like, and adopts a pneumatic mode to dose, so that the overall safety is improved;
the utility model provides a water treatment dosing device, which comprises:
one end of the air inlet end is connected with a compressed air source;
the control group is used for controlling the air input of the compressed air and is connected with the other end of the air inlet end through an air inlet channel;
the conveying section is used for conveying the medicament in the medicament box into the pipeline under the control of the control group and is connected with the control group.
As a further technical solution, the method further comprises: and the air filter is arranged on an air inlet channel between the air inlet end and the control group.
As a further technical solution, the control group includes:
one end of the switch valve is communicated with the air inlet channel;
and the manual control section is arranged between the switch valve and the conveying section.
As a further technical solution, the control group includes:
one end of the switch valve is communicated with the air inlet channel;
and the automatic control section is arranged between the switch valve and the conveying section.
As a further technical solution, the control group includes:
the steering valve comprises an input end, a first output end and a second output end, and the input end is communicated with the air inlet channel;
the automatic control section is arranged between the first output end and the conveying section;
and the manual control section is arranged between the second output end and the conveying section.
As a further technical solution, the method further comprises:
the detection group is used for detecting the water quality in the pipeline and is arranged on the pipeline;
and the control device is used for acquiring the data of the detection group and adjusting the control group and is respectively connected with the detection group and the control group.
As a further technical solution, the detection group includes:
one or more of a pressure sensor, a flow sensor, a temperature sensor, a water quality sensor and a concentration sensor;
pressure sensor, flow sensor, temperature sensor, water quality sensor and concentration sensor all set up on the pipeline, and pressure sensor, flow sensor, temperature sensor, water quality sensor and concentration sensor are connected with controlling means respectively.
As a further technical solution, the manual control section includes:
the first gas pipe is arranged between the switch valve/the second output end and the conveying section;
the frequency generator and the pneumatic two-position three-way valve are sequentially arranged on the first gas transmission pipe.
As a further technical solution, the conveying section comprises:
the conveying pipe is arranged between the medicament box and the pipeline;
the filter is arranged on the conveying pipe and is arranged close to the medicament box;
the injection valve is arranged on the conveying pipe and is arranged close to the pipeline;
and the pneumatic metering pump is arranged on the conveying pipe and is arranged between the filter and the injection valve.
As a further technical solution, the method further comprises: and the diaphragm pressure gauge is arranged on the conveying pipe between the pneumatic metering pump and the injection valve.
According to the technical scheme, compressed air is used as an air source, the compressed air is conveyed to the control group through the air inlet end, and the medicament is conveyed into the pipeline through the conveying section under the control of the control group; the electric dosing in the prior art is avoided;
compared with the prior art, the compressed air is sufficiently supplied under a coal mine, the use is convenient, the energy is saved, the environment is protected, no pollution is caused, special factors such as explosion prevention and the like do not need to be considered, and the safe operation can be realized under special working conditions; the pneumatic metering pump has small volume, light weight and convenient movement, and can run without danger; the pump can not be overheated, the compressed air is used as power, an expansion heat absorption process is realized during exhaust, and no harmful gas is exhausted.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic view of the chemical feeder for water treatment according to the present invention;
description of reference numerals:
1-an air inlet end; 2-control group; 211-an input terminal; 212-first output; 213-a second output; 22-automatic control section; 221-a second gas line; 222-a solenoid valve; 23-a manual control section; 231-a first gas delivery conduit; 232-frequency generator; 233-pneumatic two-position three-way valve; 234-a muffler; 3, an air inlet channel; 4-a conveying section; 41-a conveying pipe; 42-a filter; 43-an injection valve; 44-pneumatic metering pump; 45-diaphragm pressure gauge; 5-an air filter; 61-detection group; 611-a pressure sensor; 612-a flow sensor; 613-temperature sensor; 614-water quality sensor; 615-concentration sensor; 62-a control device; 7-a kit; 8-pipeline.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in FIG. 1, the present invention provides a chemical adding device for water treatment, comprising:
the air inlet end 1 is characterized in that one end of the air inlet end 1 is connected with a compressed air source, a valve can be arranged at the air inlet end 1, and the air inlet end 1 is opened and closed through the operation of the valve; the control group 2 is connected with the other end of the air inlet end 1 through an air inlet channel 3, and the air inflow of compressed air is controlled through the control group 2; the conveying section 4 is connected with the control group 2, and the medicament in the medicament box 7 is conveyed into the pipeline 8 through the conveying section 4 under the control of the control group 2;
according to the utility model, compressed air is conveyed to the control group 2 through the air inlet end 1, and under the control of the control group 2, a medicament is conveyed into the pipeline 8 through the conveying section 4; the electric dosing in the prior art is avoided; in addition, the air inflow of the compressed air can be controlled by the control group 2 in the process of conveying the medicament, so that the conveying amount of the medicament is controlled;
in the utility model, in order to ensure the purity of the compressed air entering the control group 2 and avoid damage to subsequent components, an air filter 5 is preferably arranged, and the air filter 5 is arranged on an air inlet 3 between the air inlet end 1 and the control group 2; when compressed air enters from the air inlet end 1, the compressed air needs to pass through the air filter 5, is filtered by the air filter 5 and then enters into the subsequent control group 2;
in one embodiment of the present invention, the control group 2 comprises a switch valve (not shown) having one end communicating with the inlet channel 3 and a manual control section 23 disposed between the switch valve and the conveying section 4; preferably, the switch valve is an electric valve or a manual valve, which is subject to actual conditions and is not further limited in the present invention; after the switch valve is opened, compressed air enters the manual control section 23 and is transmitted through the manual control section 23, and the air inflow can be adjusted according to actual needs in the transmission process so as to control the conveying section 4;
in another embodiment of the present invention, the control group 2 includes an on-off valve (not shown) having one end communicating with the intake port 3 and an automatic control section 22; the automatic control section 22 is arranged between the switch valve and the conveying section 4; the preferred switch valve is an electric valve or a manual valve, which is subject to actual conditions and is not further limited by the utility model; after the switch valve is opened, the compressed air enters the automatic control section 22 and is transmitted through the automatic control section 22, and the automatic control section 22 automatically adjusts according to the actual situation in the transmission process so as to control the conveying section 4;
in yet another embodiment of the present invention, control group 2 includes: a steering valve, an automatic control section 22 and a manual control section 23, wherein the steering valve comprises an input end 211, a first output end 212 and a second output end 213, and the input end 211 is communicated with the air inlet 3; the automatic control section 22 is arranged between the first output 212 and the conveying section 4; the manual control section 23 is arranged between the second output end 213 and the conveying section 4; in the utility model, the preferred steering valve is a three-way ball valve, and a change-over switch is arranged on the three-way ball valve, so that compressed air can be transmitted by changing the change-over switch into an automatic control section 22 or a manual control section 23; in the actual use process, the automatic control section 22 and the manual control section 23 can be adjusted according to actual needs to transmit compressed air;
in the present invention, in order to facilitate the adjustment of the automatic control section 22, a detection group 61 and a control device 62 are preferably provided, the detection group 61 is disposed on the pipeline 8, and the water quality inside the pipeline 8 is detected by the detection group 61; the control device 62 is respectively connected with the detection group 61 and the control group 2; acquiring data of the detection group 61 through the control device 62, and adjusting the control group 2; in the present invention, the preferred control device 62 is a mining potting and intrinsic safety type controller;
wherein the content of the first and second substances,
the detection group 61 comprises one or more of a pressure sensor 611, a flow sensor 612, a temperature sensor 613, a water quality sensor 614 and a concentration sensor 615; specifically, the pressure sensor 611, the flow sensor 612, the temperature sensor 613, the water quality sensor 614 and the concentration sensor 615 are all arranged on the pipeline 8, and the pressure sensor 611, the flow sensor 612, the temperature sensor 613, the water quality sensor 614 and the concentration sensor 615 are respectively connected with the control device 62;
in practical application, a combination of the pressure sensor 611 and the flow sensor 612, or a combination of the flow sensor 612, the temperature sensor 613 and the water quality sensor 614 may be adopted; or a combination of the pressure sensor 611, the flow sensor 612, the temperature sensor 613, the water quality sensor 614 and the concentration sensor 615, wherein the specific combination mode is set according to actual needs, which is not further limited in the present invention;
in the different embodiments of the utility model, reference is made to a manual control section 23 and an automatic control section 22, wherein,
the manual control section 23 comprises a first gas pipe 231, a frequency generator 232 and a pneumatic two-position three-way valve 233, wherein the first gas pipe 231 is arranged between the valve-closing conveying sections 4 or between the conveying sections 4 of the second output end 213; the frequency generator 232 and the pneumatic two-position three-way valve 233 are sequentially arranged on the first gas pipe 231; depending on the particular embodiment, a switch valve or second output 213 is used;
the automatic control section 22 comprises second air pipes 221 and electromagnetic valves 222, the second air pipes 221 are arranged between the switching valve conveying sections 4 or between the second output end 213 conveying sections 4, and the electromagnetic valves 222 are arranged on the second conveying pipes 41; depending on the particular embodiment, a switch valve or second output 213 is used;
the conveying section 4 comprises: a delivery pipe 41, a filter 42, an injection valve 43 and a pneumatic metering pump 44, the delivery pipe 41 being arranged between the tank 7 and the pipe 8; the filter 42 is arranged on the delivery pipe 41 and is arranged adjacent to the medicament box 7; an injection valve 43 is arranged on the delivery pipe 41 and adjacent to the duct 8; a pneumatic metering pump 44 is arranged on the delivery pipe 41 and interposed between the filter 42 and the injection valve 43; the compressed air entering through the control group 2 enters the pneumatic metering pump 44, the medicament in the medicament box 7 enters the conveying pipe 41 under the action of the pneumatic metering pump, is filtered by the filter 42, is further conveyed through the conveying pipe 41, is conveyed to the injection valve 43, and is injected into the pipeline 8 through the injection valve 43; in the utility model, the injection valve 43 is a one-way injection valve 43, so that the damage to the components of the conveying section 4 caused by the backflow condition after the medicament is injected is avoided; in the present invention, the filter 42 is preferably a Y-type filter, so that the medicament is filtered during the medicament delivery process, impurities in the medicament are filtered and then delivered, and the filtered impurities are discharged through the Y-type filter;
in order to better obtain the transmission condition on the delivery pipe 41 during the delivery of the medicament, a diaphragm pressure gauge 45 is preferably arranged, wherein the diaphragm pressure gauge 45 is arranged on the delivery pipe 41 between the pneumatic metering pump 44 and the injection valve 43; this allows for intuitive access to the pressure in the delivery tube 41 during delivery of the medicament;
in order to better understand the technical scheme of the utility model, the working principle of the technical scheme of the utility model is specifically explained:
when the automatic control section 22 and the manual control section 23 are used simultaneously, the automatic control section 22 is adopted, namely, a change-over switch on the steering valve is arranged at the position of the automatic control section 22; compressed air enters the air inlet channel 3 through the air inlet end 1 and is transmitted by the air inlet channel 3, after the compressed air reaches the position of the steering valve, the compressed air enters the automatic control section 22 through the steering valve, the electromagnetic valve 222 is opened, the compressed air enters the pneumatic metering pump 44 through the second air pipe 221, the amount of the compressed air in the second air pipe 221 entering the pneumatic metering pump 44 is controlled by the electromagnetic valve 222, then the medicament in the medicament box 7 enters the conveying pipe 41 through the pneumatic metering pump 44, passes through the filter 42 and then reaches the injection valve 43 through the pneumatic metering pump 44, and the medicament enters the pipeline 8 under the action of the injection valve 43;
the medicament continuously enters the pipeline 8, at this time, the condition in the pipeline 8 is detected through the pressure sensor 611, the flow sensor 612, the temperature sensor 613, the water quality sensor 614 and the concentration sensor 615 in the detection group 61, and the detection result is sent to the control device 62, and the control device 62 adjusts the electromagnetic valve 222, specifically, the switching frequency and the time of the electromagnetic valve 222 are adjusted to control the pneumatic metering pump 44, so as to control the dosing amount of the medicament;
a manual control section 23 is adopted, namely a change-over switch on the steering valve is arranged at the position of the manual control section 23; compressed air enters the air inlet channel 3 through the air inlet end 1 and is transmitted by the air inlet channel 3, and after the compressed air reaches the position of the steering valve, the compressed air enters the manual control section 23 through the steering valve and controls the pneumatic metering pump 44 through the manual control section 23, so that the control of the medicament dosage is realized; when the adjustment is performed, the compressed air entering the first air delivery pipe 231 is controlled, specifically, the air inlet frequency of the frequency generator 232 is manually adjusted, so that the adjustment of the switching times of the pneumatic two-position three-way valve 233 is realized; thereby realizing the control of the air inflow and the air inflow frequency of the compressed air, realizing the adjustment of the pneumatic metering pump 44 and further controlling the medicine adding amount of the medicine;
certainly, noise is generated in the action process of the pneumatic two-position three-way valve 233, so that the silencer 234 is arranged on the pneumatic two-position three-way valve 233, and the silencer 234 is used for silencing the pneumatic two-position three-way valve 233 to avoid noise generation;
of course, the principle of the solution using the automatic control end alone and the manual control end alone is the same, and is not further limited for the sake of space saving.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. A water treatment charge device, its characterized in that includes:
one end of the air inlet end (1) is connected with a compressed air source;
and the control group (2) is used for controlling the air inflow of the compressed air and is connected with the other end of the air inlet end (1) through an air inlet channel (3).
A conveying section (4) used for conveying the medicament in the medicament box (7) to a pipeline (8) under the control of the control group (2) and connected with the control group (2).
2. The water treatment dosing device of claim 1, further comprising: the air filter (5) is arranged on the air inlet channel (3) between the air inlet end (1) and the control group (2).
3. The water treatment dosing device according to claim 1, characterized in that the control group (2) comprises:
one end of the switch valve is communicated with the air inlet channel (3);
a manual control section (23) arranged between the switching valve and the conveying section (4).
4. The water treatment dosing device according to claim 1, characterized in that the control group (2) comprises:
one end of the switch valve is communicated with the air inlet channel (3);
an automatic control section (22) arranged between the switching valve and the conveying section (4).
5. The water treatment dosing device according to claim 1, characterized in that the control group (2) comprises:
the steering valve comprises an input end (211), a first output end (212) and a second output end (213), and the input end (211) is communicated with the air inlet channel (3);
an automatic control section (22) arranged between the first output end (212) and the conveying section (4);
a manual control section (23) arranged between the second output (213) and the conveying section (4).
6. The water treatment dosing device of claim 4 or 5, further comprising:
the detection group (61) is used for detecting the water quality inside the pipeline (8) and is arranged on the pipeline (8);
and the control device (62) is used for acquiring the data of the detection group (61) and adjusting the control group (2), and is respectively connected with the detection group (61) and the control group (2).
7. The water treatment dosing device according to claim 1, wherein the detection group (61) comprises:
one or more combinations of a pressure sensor (611), a flow sensor (612), a temperature sensor (613), a water quality sensor (614), and a concentration sensor (615);
the pressure sensor (611), the flow sensor (612), the temperature sensor (613), the water quality sensor (614) and the concentration sensor (615) are all arranged on a pipeline (8), and the pressure sensor (611), the flow sensor (612), the temperature sensor (613), the water quality sensor (614) and the concentration sensor (615) are respectively connected with the control device (62).
8. The water treatment dosing device according to claim 3 or 5, characterized in that the manual control section (23) comprises:
a first gas pipe (231) arranged between the switching valve/second output end (213) and the conveying section (4);
and the frequency generator (232) and the pneumatic two-position three-way valve (233) are sequentially arranged on the first air conveying pipe (231).
9. The water treatment dosing device according to claim 1, wherein the delivery section (4) comprises:
a delivery pipe (41) provided between the chemical tank (7) and the duct (8);
a filter (42) disposed on the delivery tube (41) and adjacent to the medicament container (7);
an injection valve (43) arranged on the delivery pipe (41) and adjacent to the duct (8);
a pneumatic metering pump (44) disposed on the delivery pipe (41) and interposed between the filter (42) and the injection valve (43).
10. The water treatment dosing device of claim 9, further comprising: and the diaphragm pressure gauge (45) is arranged on the conveying pipe (41) between the pneumatic metering pump (44) and the injection valve (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121214803.9U CN215569776U (en) | 2021-06-01 | 2021-06-01 | Water treatment dosing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121214803.9U CN215569776U (en) | 2021-06-01 | 2021-06-01 | Water treatment dosing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215569776U true CN215569776U (en) | 2022-01-18 |
Family
ID=79865536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121214803.9U Active CN215569776U (en) | 2021-06-01 | 2021-06-01 | Water treatment dosing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215569776U (en) |
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2021
- 2021-06-01 CN CN202121214803.9U patent/CN215569776U/en active Active
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