CN211470895U - Gravity emergency dosing system for assisting magnetic pump dosing system - Google Patents
Gravity emergency dosing system for assisting magnetic pump dosing system Download PDFInfo
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- CN211470895U CN211470895U CN201922217550.XU CN201922217550U CN211470895U CN 211470895 U CN211470895 U CN 211470895U CN 201922217550 U CN201922217550 U CN 201922217550U CN 211470895 U CN211470895 U CN 211470895U
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Abstract
The utility model discloses a gravity emergency dosing system for assisting a magnetic pump dosing system, which comprises a normal dosing pipeline and an emergency dosing pipeline; the normal feeding pipeline comprises a normal feeding pipeline and a distribution box arranged on the normal feeding pipeline; the emergency medicine adding pipeline comprises an emergency medicine adding pipeline, a medicine storage box and a switch valve, wherein the medicine storage box and the switch valve are arranged on the emergency medicine adding pipeline; the medicine storage box is arranged at a high position to ensure that the liquid medicine in the medicine storage box can flow out when the switch valve is opened; the normal feeding pipeline and the emergency feeding pipeline are both connected with the magnetic pump, the normal feeding pipeline and the emergency feeding pipeline are connected with the water outlet pipe, the water outlet pipe is connected to the water outlet of the magnetic pump, and the water inlet of the magnetic pump is connected with the dosing container through the water inlet pipe. When the mode appears the abnormal interruption in adding when the coagulant is conventional, the utility model discloses can in time ensure adding of continuation of coagulant through the coagulant of storage in the storage tank, guarantee the normal clear of water treatment.
Description
Technical Field
The utility model relates to an emergent charge system of gravity for assisting magnetic drive pump charge system.
Background
Water is an essential substance in human life, and generally, domestic water mainly comes from a water supply plant. Before the drinking water leaves a factory, corresponding water treatment is generally carried out, and the water treatment directly influences the quality of the water.
In the actual water production of a water supply plant, the coagulant is added by accurately metering by adopting an electric drive metering pump or a magnetic drive pump through frequency modulation of a frequency converter. However, when equipment failure, system power failure, pipe explosion of a dosing pipeline and the like occur, the dosing of the coagulant is interrupted, and therefore water production safety accidents are brought to a water supply plant. In response to this situation, there is a need for an improved magnetic pump dosing system to overcome the above-mentioned problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the not enough of current coagulant medicine system and technique of water supply plant, provide an emergent charge system of gravity for assisting magnetic drive pump charge system.
The purpose of the utility model is realized through the following technical scheme:
a gravity emergency dosing system for assisting a magnetic pump dosing system comprises a normal dosing pipeline and an emergency dosing pipeline;
the normal feeding pipeline comprises a normal feeding pipeline and a distribution box arranged on the normal feeding pipeline;
the emergency medicine adding pipeline comprises an emergency medicine adding pipeline, a medicine storage box and a switch valve, wherein the medicine storage box and the switch valve are arranged on the emergency medicine adding pipeline; the medicine storage box is arranged at a high position to ensure that the liquid medicine in the medicine storage box can flow out when the switch valve is opened;
the normal feeding pipeline and the emergency feeding pipeline are both connected with the magnetic pump, the normal feeding pipeline and the emergency feeding pipeline are connected with a water outlet pipe through a tee joint, the water outlet pipe is connected to a water outlet of the magnetic pump, and a water inlet of the magnetic pump is connected with the dosing container through a water inlet pipe.
Preferably, the inlet tube is provided with a main valve for controlling the dispensing of the dosage vessel.
As a preferred mode, a valve is arranged on an emergency medicine adding pipeline between the medicine storage box and the magnetic pump.
As a preferred mode, a valve is arranged on a normal feeding pipeline between the distribution box and the magnetic pump.
Preferably, the switch valve of the emergency dosing pipeline is an electromagnetic valve.
As a preferred mode, a first liquid level switch is installed on the distribution box of the distribution box and connected with the PLC.
Preferably, a second liquid level switch is mounted on the medicine storage box, and the second liquid level switch, the switch valve and the magnetic pump are respectively connected with the PLC.
Preferably, a float flowmeter is arranged on an emergency medicine adding pipeline led out from the outlet of the medicine storage box, and the float flowmeter is connected with the PLC.
Preferably, the float flow meter is disposed between the on-off valve and the medicine box.
Preferably, the first liquid level switch and the second liquid level switch are both electrode type liquid level switches.
The utility model has the advantages that: the utility model discloses on conventional dosing system's basis, set up emergent medicine pipeline, utilize the coagulant of storage in the storage tank, can be when normally throwing the feeder line inefficacy, in time supply the coagulant, guarantee that water treatment does not break off. In a word, when the conventional coagulant adding mode is abnormally interrupted, the continuous adding of the coagulant is ensured in time, and the normal water treatment is ensured.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic diagram of the system of the present invention;
FIG. 2 is a schematic diagram of the circuit structure of the present invention;
in the figure, 1-switch valve, 2-float flowmeter, 3-medicine storage box, 4-distribution box, 5-first liquid level switch, 6-second liquid level switch, 7-magnetic pump, 8-dosing container, 9-PLC controller, 10-HMI.
Detailed Description
The technical solution of the present invention is described in further detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following description.
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example one
As shown in figure 1, the gravity automatic emergency dosing system for assisting the dosing system of the magnetic pump 7 comprises a normal dosing pipeline and an emergency dosing pipeline;
the normal feeding pipeline comprises a normal feeding pipeline and a distribution box 4 arranged on the normal feeding pipeline;
the emergency medicine adding pipeline comprises an emergency medicine adding pipeline, a medicine storage box 3 and a switch valve 1, wherein the medicine storage box 3 and the switch valve 1 are arranged on the emergency medicine adding pipeline; the medicine storage box 3 is arranged at a high position to ensure that the liquid medicine in the medicine storage box 3 can flow out when the switch valve 1 is opened;
the normal feeding pipeline and the emergency feeding pipeline are both connected with the magnetic pump 7, the normal feeding pipeline and the emergency feeding pipeline are connected with a water outlet pipe through a tee joint, the water outlet pipe is connected to a water outlet of the magnetic pump 7, and a water inlet of the magnetic pump 7 is connected with a dosing container 8 (such as a dosing pool or a dosing box) through a water inlet pipe.
The water inlet pipe is provided with a main valve which is used for controlling the medicine discharging of the dosing container 8.
The utility model discloses set up high-order explosive box 3 on the basis of traditional pipeline, when normally throwing the feeder line inefficacy, can carry out automation (need not power equipment) through gravity and add the medicine, guaranteed timely of coagulant and cut into, throw for example the coagulant and throw and put out. The normal feeding pipeline can be checked for faults by using the time for adding the medicine into the emergency medicine adding pipeline, the medicine adding of the emergency medicine adding pipeline is stopped after the normal feeding pipeline is recovered to be normal, and the medicine consumed by the medicine storage box 3 is supplemented.
Example two
The embodiment is similar to the first embodiment, and the difference is that a valve is arranged on an emergency medicine adding pipeline between the medicine storage box 3 and the magnetic pump 7, and the valve can be a manual valve or an electromagnetic valve and is mainly used for controlling the on-off of the pipeline. And a valve is arranged on a normal feeding pipeline between the distribution box 4 and the magnetic pump 7, can be a manual valve or an electromagnetic valve, and is mainly used for controlling the on-off of a pipeline.
The switch valve 1 of the emergency medicine adding pipeline is an electromagnetic valve. The distribution box 4 is provided with a first liquid level switch 5, as shown in fig. 2, and the first liquid level switch 5 is connected with a PLC (programmable logic controller) 9. The second liquid level switch 6 is installed on the medicine storage box 3, and the second liquid level switch 6, the switch valve 1 and the magnetic pump 7 are respectively connected with the PLC 9. A float flowmeter 2 is arranged on an emergency medicine adding pipeline led out from the outlet of the medicine storage box 3, and the float flowmeter 2 is connected with a PLC 9. The float flowmeter 2 is arranged between the switch valve 1 and the medicine storage box 3, the measuring range of the float flowmeter 2 is at least 250L/h, the adding capacity of the gravity automatic medicine adding system is guaranteed, and the water production guarantee capacity when the emergency medicine adding pipeline is started is further guaranteed. The first liquid level switch 5 and the second liquid level switch 6 are both electrode type liquid level switches, such as LKL-P1-G52C-P1WAN-NA electrode type liquid level switches.
Through the above arrangement, the remote control of the PLC controller 9 can be realized, the PLC controller 9 is mainly used for on-off control and signal transmission, and the basic functions of the PLC controller 9 are utilized.
The utility model provides a working scheme: when the medicine is cut off in the distribution box 4, a signal detected by the first liquid level switch 5 is transmitted to the PLC 9, the PLC 9 opens the switch valve 1 (electromagnetic valve), and the coagulant (flocculant) is automatically added in a gravity adding mode. When the supply of the medicine is resumed in the distribution box 4, a signal detected by the first liquid level switch 5 is transmitted to the PLC controller 9, and the PLC controller 9 closes the on-off valve 1. Coagulant is recovered and added by a magnetic pump 7 (or a metering pump) driven by electric power.
In addition, the utility model discloses still set up second liquid level switch 6, when detecting the liquid level and being less than the setting value, second liquid level switch 6's signal transmission gives PLC controller 9, then supplyes the liquid medicine to explosive box 3 (for example, can open the valve on the emergent medicine pipeline that adds between explosive box 3 and magnetic drive pump 7 through PLC controller 9). After the medicine storage box 3 is replenished with the liquid medicine, the medicine supply is stopped (for example, a valve on the emergency medicine adding pipeline between the medicine storage box 3 and the magnetic pump 7 can be closed by the PLC controller 9).
EXAMPLE III
The present embodiment is similar to the first or second embodiment, except that the power supplies of the first liquid level switch 5, the second liquid level switch 6, the switch valve 1, and the like are UPS power supplies, so as to ensure the normal operation of the system equipment when the external power supply is interrupted.
In addition, the HMI10 is further provided in the embodiment, the HMI10 is connected with the PLC controller 9, and as shown in fig. 2, the HMI10 is mainly used for displaying information, such as liquid level signals of the first liquid level switch 5 and the second liquid level switch 6, opening and closing conditions of the switch valve 1, and the like.
The utility model discloses changed the condition of traditional single pipeline of offeing medicine, increased emergent medicine pipeline to carry out detailed setting to each pipeline, through the utility model discloses, when the coagulant conventional is thrown when throwing the mode and appearing the abnormal interruption, in time ensure that lasting of coagulant is thrown and throw, guarantee water treatment's normal clear. The utility model discloses can effectively ensure adding in succession of water supply plant coagulant and not interrupt to promote the system water production safety guarantee of water supply plant greatly.
While the preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the appended claims be interpreted as including the preferred embodiment and all such alterations and modifications as fall within the scope of the invention. The above description is only exemplary of the present invention and should not be taken as limiting, and all changes, equivalents, and improvements made within the spirit and principles of the present invention should be understood as being included in the scope of the present invention.
Claims (10)
1. The utility model provides an emergent charge system of gravity for assisting magnetic drive pump charge system which characterized in that: comprises a normal feeding pipeline and an emergency feeding pipeline;
the normal feeding pipeline comprises a normal feeding pipeline and a distribution box arranged on the normal feeding pipeline;
the emergency medicine adding pipeline comprises an emergency medicine adding pipeline, a medicine storage box and a switch valve, wherein the medicine storage box and the switch valve are arranged on the emergency medicine adding pipeline; the medicine storage box is arranged at a high position to ensure that the liquid medicine in the medicine storage box can flow out when the switch valve is opened;
the normal feeding pipeline and the emergency feeding pipeline are both connected with the magnetic pump, the normal feeding pipeline and the emergency feeding pipeline are connected with a water outlet pipe through a tee joint, the water outlet pipe is connected to a water outlet of the magnetic pump, and a water inlet of the magnetic pump is connected with the dosing container through a water inlet pipe.
2. The gravity emergency medicine adding system for assisting the magnetic pump medicine adding system according to claim 1, wherein: the water inlet pipe is provided with a main valve which is used for controlling the medicine discharging of the dosing container.
3. The gravity emergency medicine adding system for assisting the magnetic pump medicine adding system according to claim 1, wherein: a valve is arranged on an emergency medicine adding pipeline between the medicine storage box and the magnetic pump.
4. The gravity emergency medicine adding system for assisting the magnetic pump medicine adding system according to claim 1, wherein: a valve is arranged on a normal feeding pipeline between the distribution box and the magnetic pump.
5. The gravity emergency medicine adding system for assisting the magnetic pump medicine adding system according to claim 1, wherein: the switch valve of the emergency medicine adding pipeline is an electromagnetic valve.
6. The gravity emergency medicine adding system for assisting the magnetic pump medicine adding system according to claim 5, wherein: a first liquid level switch is installed on the distribution box and connected with the PLC.
7. The gravity emergency medicine feeding system for assisting the magnetic pump medicine feeding system according to claim 6, wherein: and a second liquid level switch is installed on the medicine storage box, and the second liquid level switch, the switch valve and the magnetic pump are respectively connected with the PLC.
8. The gravity emergency medicine feeding system for assisting the magnetic pump medicine feeding system according to claim 7, wherein: and a float flowmeter is arranged on an emergency medicine adding pipeline led out from the outlet of the medicine storage box and is connected with the PLC.
9. The gravity emergency medicine feeding system for assisting the magnetic pump medicine feeding system according to claim 8, wherein: the float flowmeter is arranged between the switch valve and the medicine storage box.
10. The gravity emergency medicine feeding system for assisting the magnetic pump medicine feeding system according to claim 9, wherein: the first liquid level switch and the second liquid level switch are both electrode type liquid level switches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922217550.XU CN211470895U (en) | 2019-12-12 | 2019-12-12 | Gravity emergency dosing system for assisting magnetic pump dosing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922217550.XU CN211470895U (en) | 2019-12-12 | 2019-12-12 | Gravity emergency dosing system for assisting magnetic pump dosing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211470895U true CN211470895U (en) | 2020-09-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922217550.XU Active CN211470895U (en) | 2019-12-12 | 2019-12-12 | Gravity emergency dosing system for assisting magnetic pump dosing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211470895U (en) |
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2019
- 2019-12-12 CN CN201922217550.XU patent/CN211470895U/en active Active
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