Dynamic detection device for drinking water

Abstract

The utility model discloses a drinking water dynamic detection device which comprises a support, a container, a monitoring sensor, a controller and a vacuum pump, the container is mounted on the support, the monitoring sensor is mounted at the top of the container, the vacuum pump is mounted on the support, an extraction opening is formed in the upper side of the container, and a water inlet is formed in the bottom of the container. A negative pressure opening of the vacuum pump is connected with the air exhaust opening through an air exhaust pipeline, a bypass pipe is arranged on the air exhaust pipeline, an electromagnetic valve is installed on the bypass pipe, a water suction pipe is installed on the water inlet, and the vacuum pump and the electromagnetic valve are electrically connected with the controller. During water quality detection, water does not need to pass through the water pump when entering the container, so that the influence of corrosion and sediments in the water pump is reduced, and the accuracy of water quality detection is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to water quality detection technical field especially relates to a drinking water dynamic detection device. BACKGROUND

[0002] In the drinking water source place such as reservoir, lake, need to detect the water quality of drinking water frequently, the traditional detection mode is that manual water taking bucket takes water and detects, and the detection efficiency is lower, therefore, our company technical personnel proposes a drinking water dynamic detection device.

[0003] After searching, Chinese patent document CN222337165U, disclosure (announcement) day: 2025.01.10, discloses a drinking water source place water quality monitoring device, including base assembly, the front top of base assembly is provided with a water taking monitoring assembly, base assembly includes a flat plate, the top surface of a flat plate is provided with a groove, a first transmission screw rod is arranged in the groove, a first threaded slide block is slidably installed in the groove, the drinking water source place water quality monitoring device can conveniently move the position of water taking monitoring assembly through the setting first transmission screw rod and second transmission screw rod.Its characteristics are: when the water source of offshore position needs to be detected, only the first transmission screw rod and the second transmission screw rod can drive the water taking monitoring assembly to realize two-stage incremental movement, and then the water quality of offshore position can be detected, and the practicability is stronger, and when installing and operating the device, it is not necessary to stand on the shore of the water source place to operate, and the safety is stronger;Its shortcomings are: firstly, there is water in the water pump, which can cause the water pump to rust and affect the accuracy of water quality detection, secondly, the water pump is installed on the upper side of the installation plate, and in actual use, since the base assembly is away from the water surface, the water pump away from the water surface cannot extract water.

[0004] In addition, Chinese patent document CN216900513U, disclosure (announcement) day: 2022.07.05, discloses a drinking water source place water quality monitoring device, including a stand, a monitoring water tank and a monitoring sensor, one side of the stand is provided with a placing table, and the other side of the stand is provided with a control box, and the top of the stand is provided with a photovoltaic panel, and the monitoring water tank is installed above the placing table;The bottom of the monitoring water tank is connected with a water pump, and the bottom of the water pump is connected with a submersible pump.The characteristics are: by setting the submersible pump, and installing the submersible pump in the water bottom, water is absorbed, although the stability of water taking is ensured, but there are the following shortcomings: first, the submersible pump is installed in the water bottom, and when pumping water, the sediments in the water bottom are easy to be pumped;Second, the submersible pump is located in the water bottom for a long time, and sediments and rust are easy to appear in the submersible pump, which will be pumped into the container when the submersible pump starts, affecting the accuracy of water quality detection. UTILITY MODEL CONTENTS

[0005] The utility model discloses a kind of drinking water dynamic detection devices, negative pressure is generated in container by vacuum pump, so that the water of water source is detected by entering into container through water suction pipe, water does not need to pass through water pump when entering into container, reduce the influence of rust and sediment in water pump, improve the accuracy of water quality detection.

[0006] To achieve the above object, the utility model provides a kind of drinking water dynamic detection devices, including support, container, monitoring sensor and controller, the container is installed on support, monitoring sensor is installed at the top of container, further include vacuum pump, vacuum pump is installed on support, the upper side of the container is provided with suction port, the bottom of container is provided with water inlet, the negative pressure port of vacuum pump is connected with suction port by suction duct, bypass pipe is provided on suction duct, electromagnetic valve is installed on bypass pipe, water suction pipe is installed in water inlet, vacuum pump and electromagnetic valve are respectively electrically connected with controller.

[0007] The container is also provided with a liquid level meter, which is electrically connected with the controller.

[0008] The bottom of the container is a conical structure.

[0009] The top of the container is provided with a window, and a cover plate is sealingly installed above the window on the container. The cover plate is provided with a mounting hole, and the monitoring sensor is mounted on the cover plate through the mounting hole.

[0010] The lower side of the support is fixedly connected with a support seat, the middle part of the swing rod is hingedly connected with the support seat, one end of the push rod device is hingedly connected with the support, and the other end is hingedly connected with one end of the swing rod. The other end of the swing rod is provided with a fixing tube, the water suction pipe is flexible, and the end of the water suction pipe is connected with the fixing tube.

[0011] The other end of the swing rod is provided with a clamping groove, and the fixing tube is fixedly installed in the clamping groove. The end of the swing rod located in the clamping groove is provided with a bolt.

[0012] The push rod device is an electric cylinder.

[0013] Compared with the prior art, the utility model has the following technical effects:

[0014] 1、The utility model discloses when needing water quality detection, controller controls vacuum pump to start, controller controls electromagnetic valve to close, vacuum pump makes negative pressure in container, so that the water of water source is detected by entering into container through water suction pipe, when water level reaches the height detected by monitoring sensor, monitoring sensor detects the water in container.

[0015] 2, the push rod device pushes the swing lever to swing, so that the fixed pipe can be inserted into water or away from the water surface, when the fixed pipe is inserted into water, it is convenient to take water, when the fixed pipe is away from the water surface, it is convenient to discharge water in the container, and the fixed pipe and the water suction pipe are not soaked in water all the time when not detecting, so that the deposition at the end of the fixed pipe and the water suction pipe is not caused, thereby further improving the accuracy of water quality detection. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings required to be used in the embodiments or prior art description will be briefly introduced below.

[0017] Figure 1 It is a state diagram of the utility model for the state of pumping water.

[0018] Figure 2 It is a structure diagram of the utility model.

[0019] Figure 3 It is a structure diagram of the swing lever of the utility model.

[0020] Figure 4 It is a state diagram of the utility model for the state of the fixed pipe away from the water surface in use.

[0021] Reference signs:

[0022] Support 10, support seat 11, swing lever 12, clamping groove 13, bolt 14;

[0023] Container 20, conical structure 21, air suction port 22, water inlet 23, cover plate 24;

[0024] Vacuum pump 30, air suction pipeline 31, bypass pipe 32, electromagnetic valve 33;

[0025] Monitoring sensor 40;

[0026] Liquid level meter 50;

[0027] Controller 60;

[0028] Push rod device 70, Y-shaped joint 71, hinged lug seat assembly 72;

[0029] Water suction pipe 80, fixed pipe 81.

[0030] Base 100. DETAILED DESCRIPTION

[0031] The embodiments of the utility model will be described in detail below, the examples of the embodiments are shown in the drawings, the embodiments described below by referring to the drawings are exemplary, and are intended to explain the utility model, and cannot be understood as the limitation of the utility model.

[0032] Embodiment 1:

[0033] Please see Figures 1-4 A drinking water dynamic detection device, comprising a support 10, a container 20, a monitoring sensor 40 and a controller 60, the container 20 is installed on the support 10, the monitoring sensor 40 is installed on the top of the container 20 and extends into the container 20; further comprising a vacuum pump 30, the vacuum pump 30 is installed on the support 10, the upper side of the container 20 is provided with an air outlet 22, the bottom of the container 20 is provided with a water inlet 23, the negative pressure port of the vacuum pump 30 is connected with the air outlet 22 through an air outlet pipeline 31, the air outlet pipeline 31 is provided with a bypass pipe 32, the bypass pipe 32 is installed with a solenoid valve 33, the water inlet 23 is installed with a water suction pipe 80, the vacuum pump 30 and the solenoid valve 33 are respectively connected with the controller 60.

[0034] When water quality detection is needed, the controller 60 controls the vacuum pump 30 to start, the controller 60 controls the solenoid valve 33 to close, the vacuum pump 30 generates negative pressure in the container 20, so that the water of the water source enters the container 20 through the water suction pipe 80, when the water level reaches the detection height of the monitoring sensor 40, the monitoring sensor 40 detects the water quality in the container 20. Since the water entering the container 20 does not need to pass through the water pump, the influence of rust and sediment in the water pump is reduced, thereby improving the accuracy of water quality detection.

[0035] The power of the vacuum pump 30 is known, the diameter of the water inlet 23 is known, so the water inlet speed in the container 20 is also known, when the water level depth in the container 20 meets the detection of the monitoring sensor 40, and does not enter the air outlet 22, the controller 60 controls the vacuum pump 30 to stop, at this time the monitoring sensor 40 detects. After the detection is completed, the controller 60 controls the solenoid valve 33 to open, the bypass pipe 32 is open, at this time the water in the container 20 is discharged under the action of gravity.

[0036] The controller 60 can adopt PLC. It can also adopt the control box in CN216900513U.

[0037] In this embodiment, the controller 60 can adopt PLC, the monitoring sensor 40 adopts the prior art, when used, the monitoring sensor 40 is electrically connected with the matched host computer, so as to obtain water quality data.

[0038] Further, the bottom of the container 20 is a conical structure 21, which facilitates the complete discharge of water in the container 20.

[0039] Further, in order to facilitate the control of the water level in the container 20, the container 20 is further provided with a liquid level meter 50, the liquid level meter 50 is electrically connected with the controller 60. The installation position of the liquid level meter is lower than the air outlet 22.

[0040] In use, when the water level in the container 20 reaches the position of the liquid level meter 50, the liquid level meter 50 sends a signal to the controller 60, and the controller 60 controls the vacuum pump 30 to stop.

[0041] In this embodiment, the liquid level meter 50 is a duckbill type floating ball liquid level switch.

[0042] In order to facilitate the installation of the monitoring sensor 40, a window is provided on the top of the container 20, and a cover plate 24 is installed on the container 20 above the window and is sealed. The cover plate 24 is provided with a mounting hole, and the monitoring sensor 40 is installed through the mounting hole. Specifically, the cover plate 24 is installed on the container 20 by bolts.

[0043] It should be noted that when the liquid level meter 50 and the cover plate 24 are installed on the container 20, the sealing of the container 20 needs to be ensured.

[0044] Embodiment 2:

[0045] Based on Embodiment 1, referring to Figure 2 , the lower side of the bracket 10 is fixedly connected with a support seat 11, the middle part of the swing rod 12 is hingedly connected with the support seat 11, one end of the push rod device 70 is hingedly connected with the bracket 10, and the other end is hingedly connected with one end of the swing rod 12. The other end of the swing rod 12 is provided with a fixed pipe 81, the water suction pipe 80 is flexible, for example, a steel wire hose, the end of the water suction pipe 80 is connected with the fixed pipe 81, and the push rod device 70 is electrically connected with the controller 60. The push rod device 70 drives the swing rod 12 to swing, so that the fixed pipe 81 can be immersed in water or separated from the water surface. When the fixed pipe 81 is immersed in water, it is convenient to take water, and when the fixed pipe 81 is separated from the water surface, it is convenient to discharge water in the container 20. In addition, the fixed pipe 81 and the water suction pipe 80 will not be immersed in water all the time when not detecting, so that the deposition at the end of the fixed pipe 81 and the water suction pipe 80 will not be caused, thereby further improving the accuracy of water quality detection.

[0046] Specifically, referring to Figure 2 , the telescopic end of the push rod device 70 is hingedly connected with the swing rod 12 through a Y-shaped joint 71, and the fixed end of the push rod device 70 is hingedly connected with the bracket 10 through a hinged lug seat assembly 72.

[0047] In this embodiment, the length of the swing rod 12 at one end of the fixed pipe 81 is longer than the length of the swing rod 12 at one end of the push rod device 70. In this way, the fixed pipe 81 end will move a larger displacement with a smaller displacement of the push rod device 70 end.

[0048] In order to facilitate the installation of the fixed pipe 81, referring to Figure 3 , the other end of the swing rod 12 is provided with a clamping groove 13, the fixed pipe 81 is fixedly installed in the clamping groove 13, and the end of the swing rod 12 located in the clamping groove 13 is provided with a bolt 14.

[0049] In the present embodiment, the push rod device 70 is electric, including an electric push rod.

[0050] The working principle or action process of the utility model is as follows:

[0051] Referring to Figure 1 , when in use, the base 100 is arranged at a water source, and the support 10 is bolted on the base 100.

[0052] When water quality detection is needed, the controller 60 controls the retracting of the telescopic end of the push rod device 70, and the fixed pipe 81 is lowered to extend into water. The controller 60 controls the starting of the vacuum pump 30, the controller 60 controls the closing of the electromagnetic valve 33, and the vacuum pump 30 generates negative pressure in the container 20, so that the water of the water source enters the container 20 through the water suction pipe 80. When the water level reaches the height detected by the monitoring sensor 40, the monitoring sensor 40 detects the water in the container 20. After the detection is completed, the controller 60 controls the opening of the electromagnetic valve 33, and the bypass pipe 32 is opened. At this time, the water in the container 20 is discharged under the action of gravity.

[0053] Then, the controller 60 controls the extension of the telescopic end of the push rod device 70, referring to Figure 4 , the fixed pipe 81 is raised to leave the water surface.

[0054] It should be noted that, due to the change of water level, the swing angle of the swing rod 12 should meet the use in the wet season and the dry season in actual use.

Claims

1. A kind of drinking water dynamic detection device, including support (10), container (20), monitoring sensor (40) and controller (60), the container (20) is installed on support (10), monitoring sensor (40) is installed at the top of container (20), it is characterized by: The vacuum pump (30) is installed on the support (10), the upper side of the container (20) is provided with an air outlet (22), the bottom of the container (20) is provided with a water inlet (23), the negative pressure port of the vacuum pump (30) is connected with the air outlet (22) through an air outlet pipeline (31), the air outlet pipeline (31) is provided with a bypass pipe (32), the bypass pipe (32) is installed with an electromagnetic valve (33), the water inlet (23) is installed with a water suction pipe (80), and the vacuum pump (30) and the electromagnetic valve (33) are electrically connected with the controller (60) respectively.

2. The drinking water dynamic detection device according to claim 1, characterized in that: The container (20) is further provided with a liquid level meter (50), and the liquid level meter (50) is electrically connected with the controller (60).

3. The drinking water dynamic detection device according to claim 1, characterized in that: The bottom of the container (20) is a conical structure (21).

4. The drinking water dynamic detection device according to claim 1, characterized in that: The top of the container (20) is provided with a window, and the container (20) is provided with a cover plate (24) sealed above the window, the cover plate (24) is provided with a mounting hole, and the monitoring sensor (40) is mounted on the cover plate (24) through the mounting hole.

5. The drinking water dynamic detection device according to claim 1, characterized in that: The lower side of the support (10) is fixedly connected with a support seat (11), the middle part of the swing rod (12) is hingedly connected with the support seat (11), one end of the push rod device (70) is hingedly connected with the support (10), the other end is hingedly connected with one end of the swing rod (12), the other end of the swing rod (12) is installed with a fixed pipe (81), the water suction pipe (80) is flexible, the tail end of the water suction pipe (80) is connected with the fixed pipe (81), and the push rod device (70) is electrically connected with the controller (60).

6. The drinking water dynamic detection device according to claim 5, characterized in that: The other end of the swing rod (12) is provided with a clamping groove (13), and the fixed pipe (81) is fixedly installed in the clamping groove (13).

7. The drinking water dynamic detection device according to claim 5, characterized in that: The push rod device (70) is an electric cylinder.

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