Multi-point water quality detection device

Abstract

A multi-point water quality detection device comprises a mounting plate and a plurality of detection devices fixedly mounted on the mounting plate, each detection device comprises a sliding plate lifting device, a sampling device and a detection sensor, the sliding plate lifting devices are fixedly mounted on the mounting plate, and the sliding plate lifting devices drive the sampling devices to move up and down; and the detection sensor is detachably mounted in the sampling device. According to the multi-point water quality detection device, the plurality of detection devices are arranged, so that multi-point water quality detection can be performed at the same time, and the detection efficiency of water quality detection is improved; a sampling device is arranged, so that a water sample needing to be detected can be effectively sampled, and the water quality detection precision is improved; by arranging the sliding plate lifting device, the sliding plate lifting device can be accurately controlled, the accuracy of a water quality sampling position is improved, and the detection precision of water quality detection is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of water quality detection, in particular to a multi-point water quality detection device. Background Art

[0002] Water quality testing refers to a series of chemical, physical and biological analyses of water samples to evaluate the quality and safety of water. The main purpose of water quality testing is to detect the content of various substances and the number of microorganisms in the water, including harmful substances, heavy metals, bacteria, viruses, etc., to determine whether the water meets the relevant water quality standards and regulatory requirements. By regularly testing the water quality, problems can be discovered in time and appropriate measures can be taken to ensure drinking water safety, environmental hygiene and ecological balance. Water quality testing devices usually obtain water sample information through sensors, and then analyze and display the results through a data processing system. They can understand the water quality in a timely manner, discover water quality problems in a timely manner, and take appropriate measures to improve water quality and ensure people's health and the sustainable development of the environment.

[0003] The existing water quality detection device can only monitor a single point when detecting water quality. When monitoring multiple locations, it needs to be performed one by one, which is inefficient and time-consuming. Therefore, it is of great significance to study new multi-point water quality detection devices to solve the above problems in order to improve the detection efficiency of water quality detection. Utility Model Content

[0004] In order to solve the above problems, the utility model provides a multi-point water quality detection device. The multi-point water quality detection device can perform multi-point water quality detection at the same time by setting up several detection devices, thereby improving the detection efficiency of water quality detection; by setting up a sampling device, the water samples required for detection can be effectively sampled, thereby improving the accuracy of water quality detection; by setting up a slide plate lifting device, the slide plate lifting device can be accurately controlled to improve the accuracy of the water quality sampling position and the detection accuracy of water quality detection.

[0005] The technical solution of the utility model is as follows:

[0006] A multi-point water quality detection device, comprising a mounting plate and a plurality of detection devices fixedly mounted on the mounting plate, the detection device comprising a slide plate lifting device, a sampling device and a detection sensor, the slide plate lifting device being fixedly mounted on the mounting plate, the slide plate lifting device driving the sampling device to move up and down, and the detection sensor being detachably mounted in the sampling device;

[0007] The sampling device includes a box body, a barrel body, a top plate, a telescopic cylinder, a push rod, a piston, a vertical pipe, a cross pipe, a first one-way valve assembly and a second one-way valve. The box body is fixedly installed on a slide lifting device. A hole is opened at the bottom of the box body. The barrel body is fixedly installed at the bottom of the box body with its opening facing downward and is located at the hole. The top plate is arranged in the box body and is located at the upper part of the barrel body. The two ends of the telescopic cylinder are respectively fixedly connected to the top of the box body and the top plate. The piston is movably arranged in the barrel body. One end of the push rod passes through the barrel body and is fixedly connected to the piston, and the other end is fixedly connected to the top plate. The vertical pipe is fixedly installed on the outer bottom of the box body and is connected to the barrel body through the hole. The vertical pipe is provided with a second one-way valve assembly that only allows liquid to flow from the inside to the outside. The cross pipe is fixed to the side wall of the vertical pipe and is connected to the vertical pipe. The cross pipe is provided with a first one-way valve assembly that only allows liquid to flow from the outside to the inside.

[0008] In order to realize water quality detection at multiple points simultaneously, three detection devices are installed on the mounting plate.

[0009] In order to increase the speed of the push-pull action, the telescopic cylinder is a pneumatic cylinder.

[0010] In order to accurately control the skateboard lifting device and improve the accuracy of the water quality sampling position, the skateboard lifting device includes a motor reducer, a stand, a screw, a skateboard and a nut. The stand is fixedly mounted on the mounting plate, the motor reducer is fixedly mounted on the stand, the screw is coaxially fixedly connected to the motor reducer, the skateboard is movably mounted on the stand, the nut is fixedly mounted on the skateboard, the nut is threadedly connected to the screw, and the box is fixedly mounted on the skateboard.

[0011] In order to reduce the leakage of liquid from between the piston and the inner wall of the barrel body, a sealing member is arranged between the piston and the inner wall of the barrel body.

[0012] The sealing element is an O-ring.

[0013] In order to prevent debris from entering the transverse pipe, a filter screen is provided at the water inlet of the transverse pipe.

[0014] The first one-way valve assembly includes a first outer baffle, a first sealing ball, a first elastomer and a first inner baffle. The first outer baffle is fixedly installed at the outlet end of the cross pipe, the first sealing ball is in sealing contact with the inner ring of the first outer baffle, the first inner baffle is fixedly installed in the cross pipe, and the two ends of the first elastomer are respectively fixedly connected to the first sealing ball and the first inner baffle; the second one-way valve assembly includes a second outer baffle, a second elastomer, a second sealing ball and a second inner baffle. The second outer baffle is fixedly installed at the outlet end of the riser, the second sealing ball is in sealing contact with the inner ring of the second outer baffle, the second inner baffle is fixedly installed in the riser, and the two ends of the second elastomer are respectively fixedly connected to the second sealing ball and the second outer baffle.

[0015] The first elastic body and the second elastic body are both compression springs.

[0016] The detection sensor is fixedly installed on the side wall of the standpipe.

[0017] The beneficial effects of the utility model are:

[0018] 1. The utility model discloses a multi-point water quality detection device, which can simultaneously perform multi-point water quality detection by setting up a plurality of detection devices, thereby improving the detection efficiency of water quality detection.

[0019] 2. The multi-point water quality detection device disclosed by the utility model can effectively sample the water samples required for detection through the provided sampling device, thereby improving the accuracy of water quality detection.

[0020] 3. The utility model discloses a multi-point water quality detection device, which can accurately control the slide lifting device through the set slide lifting device, thereby improving the accuracy of the water quality sampling position and improving the detection accuracy of the water quality detection. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] By reading the detailed description of the preferred embodiment below, the scheme and advantages of the present application will become clear to those skilled in the art. The accompanying drawings are only used to illustrate the preferred embodiment and are not considered to be limiting of the present invention.

[0022] In the attached picture:

[0023] Figure 1 This is a schematic structural diagram of a multi-point water quality detection device according to an embodiment of the utility model;

[0024] Figure 2 for Figure 1 The enlarged schematic diagram of point Ⅰ in FIG.

[0025] Figure 3 for Figure 2 The enlarged schematic diagram of point II in FIG.

[0026] Figure 4 for Figure 2 The enlarged schematic diagram of point III in FIG.

[0027] The components represented by the reference numerals in the figure are:

[0028] The utility model: 1. a mounting plate; 2. a skateboard lifting device; 2a. a motor reducer; 2b. a stand; 2c. a lead screw; 2d. a skateboard; 2e. a nut; 3. a sampling device; 3a. a box body; 3a1. a hole; 3b. a barrel body; 3c. a top plate; 3d. a telescopic cylinder; 3e. a push rod; 3f. a piston; 3g. a sealing member; 3h. a riser; 3i. a transverse tube; 3j. a first one-way valve assembly; 3j1. a first outer retaining ring; 3j2. a first sealing ball; 3j3. a first elastomer; 3j4. a first inner retaining ring; 3k. a second one-way valve assembly; 3k1. a second outer retaining ring; 3k2. a second elastomer; 3k3. a second sealing ball; 3k4. a second inner retaining ring; 4. a detection sensor. DETAILED DESCRIPTION

[0029] like Figure 1 and Figure 2As shown, a multi-point water quality detection device comprises a mounting plate 1 and a plurality of detection devices fixedly mounted on the mounting plate 1. Preferably, three detection devices are mounted on the mounting plate 1. By setting up a plurality of detection devices, water quality detection at multiple points can be performed simultaneously, thereby improving the detection efficiency of water quality detection. The detection device comprises a slide plate lifting device 2, a sampling device 3 and a detection sensor 4. The slide plate lifting device 2 is fixedly mounted on the mounting plate 1. The slide plate lifting device 2 drives the sampling device 3 to move up and down. The detection sensor 4 is detachably mounted in the sampling device 3. Preferably, the detection sensor 4 is fixedly mounted on the side wall of the riser 3h. The sensor is mounted on the side wall of the riser, which can be easily maintained and serviced. Repair, to avoid the occurrence of maintenance difficulties caused by improper sensor installation position; the sampling device 3 includes a box body 3a, a barrel body 3b, a top plate 3c, a telescopic cylinder 3d, a push rod 3e, a piston 3f, a vertical pipe 3h, a horizontal pipe 3i, a first one-way valve assembly 3j and a second one-way valve 3k, the box body 3a is fixedly installed on the slide lifting device 2, the bottom of the box body 3a is opened with a hole 3a1, the barrel body 3b is fixedly installed with the opening downward at the bottom of the box body 3a and located at the hole 3a1, the top plate 3c is arranged in the box body 3a and located at the upper part of the barrel body 3b, the two ends of the telescopic cylinder 3d are respectively fixedly connected to the top of the box body 3a and the top plate 3c, preferably, the telescopic cylinder 3d is a pneumatic cylinder, and the pneumatic cylinder can respond quickly to control Signal, to achieve rapid action and adjustment, suitable for occasions requiring high speed and frequent action, and relatively simple structure, easy to install and maintain, low cost, the pneumatic cylinder uses compressed air as the power source, compared with the liquid medium of the hydraulic system, it is safer and more reliable, and avoids polluting the water source; the piston 3f can be arranged in the barrel body 3b movably up and down, one end of the push rod 3e passes through the barrel body 3b and is fixedly connected to the piston 3f, and the other end is fixedly connected to the top plate 3c, the riser 3h is fixedly installed on the outer bottom of the box body 3a and is connected to the barrel body 3b through the hole 3a1, the riser 3h is provided with a second one-way valve assembly 3k that only allows the liquid to flow from the inside to the outside, the cross pipe 3i is fixed to the side wall of the riser 3h and is connected to the riser 3h, the cross A first one-way valve assembly 3j is provided in the tube 3i, which only allows the liquid to flow from the outside to the inside. Preferably, a filter is provided at the water inlet of the transverse tube 3i; the filter can effectively filter impurities in the water, such as mud, leaves, fibers, etc., to prevent these impurities from entering the pipeline system, and protect the internal equipment of the pipeline from erosion and blockage. At the same time, the filter can prevent impurities from entering the equipment and components in the pipeline system, such as detection sensors, etc., to reduce wear and failure and extend the service life of the device; the multi-point water quality detection device can perform multi-point water quality detection at the same time by setting up several detection devices, thereby improving the detection efficiency of water quality detection; the sampling device can effectively sample the water samples required for detection, thereby improving the accuracy of water quality detection.

[0030] like Figure 1 As shown, the skateboard lifting device 2 includes a motor reducer 2a, a stand 2b, a lead screw 2c, a skateboard 2d and a nut 2e, the stand 2b is fixedly mounted on the mounting plate 1, the motor reducer 2a is fixedly mounted on the stand 2b, the lead screw 2c is coaxially fixedly connected with the motor reducer 2a, the skateboard 2d is movably mounted on the stand 2b, the nut 2e is fixedly mounted on the skateboard 2d, the nut 2e is threadedly connected with the lead screw 2c, and the box 3a is fixedly mounted on the skateboard 2d; through the skateboard lifting device that is set, the skateboard lifting device can be accurately controlled, the accuracy of the water quality sampling position is improved, and the detection accuracy of the water quality detection is improved; through the skateboard lifting device that is set, the skateboard lifting device can be accurately controlled, the accuracy of the water quality sampling position is improved, and the detection accuracy of the water quality detection is improved.

[0031] like Figure 1 and Figure 2 As shown, a seal 3g is provided between the piston 3f and the inner wall of the barrel body 3b. Preferably, the seal 3g is an O-ring, which can effectively prevent liquid from leaking out from between the piston and the barrel body, thereby improving the stability, reliability and working efficiency of liquid suction and discharge from the barrel body. At the same time, the seal can prevent impurities, dust and the like from entering between the piston and the barrel body, thereby protecting the surfaces of the piston and the barrel body from damage and extending the service life of the device.

[0032] like Figures 1 to 4 As shown, the first one-way valve assembly 3j includes a first outer baffle 3j1, a first sealing ball 3j2, a first elastomer 3j3 and a first inner baffle 3j4, the first outer baffle 3j1 is fixedly installed at the outlet end of the cross pipe 3i, the first sealing ball 3j2 is in sealing contact with the inner ring of the first outer baffle 3j1, the first inner baffle 3j4 is fixedly installed in the cross pipe 3i, and the two ends of the first elastomer 3j3 are fixedly connected to the first sealing ball 3j2 and the first inner baffle 3j4 respectively; the second one-way valve assembly 3k includes a second outer baffle 3k1, a second elastomer 3k2, a second sealing ball 3k3 and a second inner baffle 3k4, the second outer baffle 3k1 is fixedly installed at the outlet end of the riser 3h, the The second sealing ball 3k3 is in sealing contact with the inner ring of the second outer retaining ring 3k1, the second inner retaining ring 3k4 is fixedly installed in the vertical pipe 3h, and the two ends of the second elastomer 3k2 are respectively fixedly connected to the second sealing ball 3k3 and the second outer retaining ring 3k1. Preferably, the first elastomer 3j3 and the second elastomer 3k2 are both compression springs; the compression spring will generate relatively stable pressure when subjected to force, and can provide a constant elastic supporting force to ensure stable operation of the system, and has a simple structure, small size, and easy installation, and is suitable for occasions with limited space. The compression spring is usually made of high-strength spring steel or stainless steel, has a long service life, is not easy to deform or fatigue, and can ensure stable performance during long-term use.

[0033] like Figures 1 to 4 As shown, when in use, first adjust the slide lifting device 2 respectively, start the motor reducer 2a, the motor reducer 2a drives the lead screw 2c to rotate, thereby driving the nut 2e that matches the thread of the lead screw 2c to move up and down, because the nut 2e is fixedly connected to the slide plate 2d, the slide plate 2d moves up and down along with the nut 2e, thereby driving the sampling device 3 fixed on the slide plate 2d to move up and down, after the sampling device 3 moves into place, repeatedly start the telescopic cylinder 3d several times, the telescopic cylinder 3d pushes the top plate 3c to move up and down, and the top plate 3c pushes the push rod 3e and the piston 3f to move up and down in the barrel body 3b, so that water is sucked into the barrel body 3b from the horizontal pipe 3i through the first one-way valve assembly 3j, and from the vertical pipe 3h through the second one-way valve assembly 3k After repeated discharge for several times, all the residual water in the barrel body 3b, the vertical pipe 3h and the horizontal pipe 3i is completely replaced, and then the telescopic cylinder 3d pushes the top plate 3c to move upward, so that the water is sucked into the barrel body 3b, the vertical pipe 3h and the horizontal pipe 3i, and then the detection sensor 4 performs water quality detection on the water in the vertical pipe 3h; the multi-point water quality detection device can perform multi-point water quality detection at the same time through the setting of several detection devices, thereby improving the detection efficiency of water quality detection; through the setting of the sampling device, the water sample required for detection can be effectively sampled, thereby improving the accuracy of water quality detection; through the setting of the slide plate lifting device, the slide plate lifting device can be accurately controlled, thereby improving the accuracy of the water quality sampling position, thereby improving the detection accuracy of the water quality detection.

Claims

1. A multi-point water quality detection device, characterized in that: The invention comprises a mounting plate (1) and a plurality of detection devices fixedly mounted on the mounting plate (1), wherein the detection devices comprise a slide plate lifting device (2), a sampling device (3) and a detection sensor (4); the slide plate lifting device (2) is fixedly mounted on the mounting plate (1); the slide plate lifting device (2) drives the sampling device (3) to move up and down; and the detection sensor (4) is detachably mounted in the sampling device (3); The sampling device (3) comprises a box body (3a), a barrel body (3b), a top plate (3c), a telescopic cylinder (3d), a push rod (3e), a piston (3f), a vertical pipe (3h), a horizontal pipe (3i), a first one-way valve assembly (3j) and a second one-way valve assembly (3k); the box body (3a) is fixedly mounted on the slide lifting device (2); a hole (3a1) is opened at the bottom of the box body (3a); the barrel body (3b) is fixedly mounted on the bottom of the box body (3a) with its opening facing downward and located at the hole (3a1); the top plate (3c) is arranged in the box body (3a) and located at the upper part of the barrel body (3b); the two ends of the telescopic cylinder (3d) are respectively connected to the top of the box body (3a); The piston (3f) is arranged in the barrel body (3b) so as to be movable up and down. One end of the push rod (3e) passes through the barrel body (3b) and is fixedly connected to the piston (3f), and the other end is fixedly connected to the top plate (3c). The vertical pipe (3h) is fixedly installed on the outer bottom of the box body (3a) and is connected to the barrel body (3b) through the hole (3a1). A second one-way valve assembly (3k) that only allows liquid to flow from the inside to the outside is arranged in the vertical pipe (3h). The horizontal pipe (3i) is fixed on the side wall of the vertical pipe (3h) and is connected to the vertical pipe (3h). A first one-way valve assembly (3j) that only allows liquid to flow from the outside to the inside is arranged in the horizontal pipe (3i).

2. A multi-point water quality detection device according to claim 1, characterized in that: Three detection devices are installed on the installation plate (1).

3. A multi-point water quality detection device according to claim 1, characterized in that: The telescopic cylinder (3d) is a pneumatic cylinder.

4. A multi-point water quality detection device according to claim 1, characterized in that: The slide plate lifting device (2) comprises a motor reducer (2a), a stand (2b), a lead screw (2c), a slide plate (2d) and a nut (2e); the stand (2b) is fixedly mounted on a mounting plate (1); the motor reducer (2a) is fixedly mounted on the stand (2b); the lead screw (2c) is coaxially fixedly connected to the motor reducer (2a); the slide plate (2d) is movably mounted on the stand (2b); the nut (2e) is fixedly mounted on the slide plate (2d); the nut (2e) is threadedly connected to the lead screw (2c); and the box (3a) is fixedly mounted on the slide plate (2d).

5. A multi-point water quality detection device according to claim 1, characterized in that: A sealing member (3g) is provided between the piston (3f) and the inner wall of the barrel body (3b).

6. A multi-point water quality detection device according to claim 5, characterized in that: The sealing member (3g) is an O-type sealing ring.

7. A multi-point water quality detection device according to claim 1, characterized in that: The water inlet of the horizontal pipe (3i) is provided with a filter screen.

8. A multi-point water quality detection device according to claim 1, characterized in that: The first one-way valve assembly (3j) comprises a first outer baffle (3j1), a first sealing ball (3j2), a first elastic body (3j3) and a first inner baffle (3j4); the first outer baffle (3j1) is fixedly mounted at the outlet end of the transverse tube (3i); the first sealing ball (3j2) is in sealing contact with the inner ring of the first outer baffle (3j1); the first inner baffle (3j4) is fixedly mounted in the transverse tube (3i); and the two ends of the first elastic body (3j3) are fixedly connected to the first sealing ball (3j2) and the first inner baffle (3j4) respectively. The second one-way valve assembly (3k) includes a second outer baffle (3k1), a second elastomer (3k2), a second sealing ball (3k3) and a second inner baffle (3k4); the second outer baffle (3k1) is fixedly mounted at the outlet end of the standpipe (3h); the second sealing ball (3k3) is in sealing contact with the inner ring of the second outer baffle (3k1); the second inner baffle (3k4) is fixedly mounted in the standpipe (3h); and the two ends of the second elastomer (3k2) are fixedly connected to the second sealing ball (3k3) and the second outer baffle (3k1) respectively.

9. A multi-point water quality detection device according to claim 8, characterized in that: The first elastic body (3j3) and the second elastic body (3k2) are both compression springs.

10. A multi-point water quality detection device according to claim 1, characterized in that: The detection sensor (4) is fixedly mounted on the side wall of the standpipe (3h).

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