Multi-parameter water quality analyzer

Abstract

The utility model discloses a multi-parameter water quality analyzer which comprises an instrument box and four mounting plates symmetrically and fixedly mounted on the rear side of the instrument box, and further comprises a front cover hinged to the front side of the instrument box, a display is embedded in the front cover, a handle is arranged on the front cover, and the front cover hinged to the instrument box can be conveniently rotated and opened through the handle. A preliminary filter box is fixedly installed at the bottom of the instrument box, a water inlet is formed in one side of the preliminary filter box, a water outlet is formed in the position, close to the preliminary filter box, of the bottom of the instrument box, a measuring cylinder is fixedly installed in the instrument box, and a first pipe body is communicated between the measuring cylinder and the water outlet; water entering the instrument can be preliminarily filtered through the filter plate of the preliminary filter mechanism, impurities attached to the filter plate are pushed and knocked off, the waste removal mechanism is used for guiding out the remaining impurities, and the situation that instrument pipelines are blocked due to the impurities and water quality detection and analysis are affected is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to water quality analysis technical field especially relates to multi-parameter water quality analyzer. BACKGROUND

[0002] Water quality multi-parameter analyzer is paid more and more extensive attention with its measurement factor rich, high integration, small footprint. Common water quality multi-parameter analyzer can carry out online analysis to ammonia nitrogen, total phosphorus, total nitrogen, nutrient salt, COD and various parameters. According to the pollution determination principle of spectrophotometry, different target pollutants will produce absorbance peak at characteristic wavelength after adding indicating reagent. With the aid of advanced spectral measurement technology, the absorbance of sample at different characteristic wavelengths can be measured simultaneously, so as to calculate the concentration of target pollutant. Water quality multi-parameter analyzer characterized by integration and intelligence is widely applied in environmental online monitoring field.

[0003] In the prior art, too many impurities or sundries exist in water, and if the water is not treated before water quality analysis, the instrument pipeline will be blocked, and the detection and analysis of water quality will be affected. Therefore, a multi-parameter water quality analyzer is needed to solve the above problems. SUMMARY

[0004] The utility model discloses a multi-parameter water quality analyzer, which can preliminarily filter water before water quality analysis, avoid subsequent blockage of instrument pipeline and affect detection and analysis.

[0005] To achieve the above technical effects, the utility model provides a multi-parameter water quality analyzer, which comprises an instrument box and four mounting plates symmetrically and fixedly installed on the rear side of the instrument box, and further comprises:

[0006] A front cover is hinged to the front side of the instrument box, a display is embedded in the front cover, a handle is arranged on the front cover, the handle is used to rotate and open the front cover hinged to the instrument box, a preliminary filter box is fixedly installed at the bottom of the instrument box, a water inlet is arranged on one side of the preliminary filter box, a water outlet is arranged at the bottom of the instrument box near the preliminary filter box, a measuring cylinder is fixedly installed in the instrument box, a pipe body one is connected between the measuring cylinder and the water outlet, a pipe body two is connected between the measuring cylinder and the preliminary filter box, a digital ORP sensor, a TDS sensor, a water level switch and a digital residual chlorine sensor are arranged on the measuring cylinder;

[0007] A preliminary filtering mechanism is arranged in the preliminary filter box and used to preliminarily treat the water entering through the water inlet.

[0008] A waste removal mechanism is arranged in the preliminary filter box and used to guide out the impurities preliminarily treated by the preliminary filtering mechanism.

[0009] Preferably, the top of the instrument box is provided with an antenna for receiving signals to enable the electrical appliances in the instrument box to operate normally.

[0010] Preferably, the turbidity sensor is fixed in the instrument box by four M4 screws, and a pipe four is in communication between the turbidity sensor and the measuring cylinder.

[0011] Preferably, the preliminary filtering mechanism comprises a waterproof box fixedly installed on the inner wall of one side of the instrument box, a driving rod rotatably connected between the waterproof box and the one side of the instrument box, a turntable fixedly arranged at one end of the driving rod, a handle arranged at the eccentric position of one side of the turntable, a cam fixedly connected to the other end of the driving rod, a limiting groove arranged on the inner wall of the one side of the instrument box, a return spring fixedly connected to the bottom wall of the limiting groove, a limiting plate fixedly connected to the top end of the return spring, and the limiting plate and the limiting groove are in sliding connection.

[0012] Preferably, one end of the limiting plate is fixedly connected with an L-shaped plate, the protruding edge of the L-shaped plate is in abutment with the cam, and a filter plate is arranged in the instrument box and is inclined.

[0013] Preferably, the waste removing mechanism comprises a conveying shaft rotatably connected in the waterproof box, a synchronous gear fixedly connected to the outer wall of the conveying shaft and the driving rod, the two synchronous gears are in meshing engagement, a conveying dragon fixedly connected to the outer wall of one end of the conveying shaft located outside the waterproof box, and when the conveying shaft rotates, the conveying dragon rotates with the conveying shaft and conveys the impurities on the bottom wall of the preliminary filter box.

[0014] Preferably, a guide hole is formed in the one side of the instrument box and corresponds to the conveying dragon, and a plug is arranged in the guide hole.

[0015] The above technical scheme has the following technical effects:

[0016] 1) through the filter plate of the preliminary filtering mechanism, the water entering the instrument can be preliminarily filtered, and the impurities adhered to the filter plate are pushed off, so that the subsequent pipeline blockage and the influence on detection and analysis are avoided;

[0017] 2) the dirty and impurities remaining after filtering are guided out by the waste removing mechanism, so that the impurities in the preliminary filter box need not to be treated by disassembly, and the work efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme in the embodiments of the utility model, the drawings needed to be used in the embodiment description will be briefly introduced, and obviously, the drawings in the following description are only some embodiments of the utility model, and other drawings can be obtained by those skilled in the art without creative labor on the premise of the drawings.

[0019] Figure 1 The utility model discloses a three-dimensional structure schematic diagram of multi-parameter water quality analyzer is provided for the utility model;

[0020] Figure 2 The utility model discloses a cross section internal three-dimensional structure schematic diagram of multi-parameter water quality analyzer is provided for the utility model;

[0021] Figure 3 The utility model discloses a cross section internal three-dimensional structure schematic diagram of multi-parameter water quality analyzer is provided for the utility model;

[0022] Figure 4 The utility model discloses a cross section internal three-dimensional structure schematic diagram of multi-parameter water quality analyzer is provided for the utility model;

[0023] Figure 5 The utility model discloses a three-dimensional structure schematic diagram of two synchronous gears of multi-parameter water quality analyzer is provided for the utility model.

[0024] Corresponding relationship of the label in the drawing is as follows:

[0025] 1, instrument box;2, mounting plate;3, front cover;4, display;5, antenna;6, handle;7, power supply;8, surge protector;9, multi-parameter controller;10, turbidity sensor;11, electric blowdown valve;12, sampling valve;13, measuring cylinder;14, water outlet;15, digital residual chlorine sensor;16, water level switch;17, partition;18, TDS sensor;19, digital ORP sensor;20, preliminary filter box;21, water inlet;22, waterproof box;23, driving rod;24, turntable;25, conveying shaft;26, conveying dragon;27, blockage;28, synchronous gear;29, cam;30, return spring;31, limit plate;32, L-shaped plate;33, filter plate. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0027] Please refer to Figures 1 to 5 The utility model embodiment provides multi -parameter water quality analyzer, including instrument box 1 and four mounting plates 2 of symmetry fixed installation in the rear side of instrument box 1, still including:

[0028] Front cover 3 is hinged in the front side of instrument box 1, and the display 4 is inlaid on the front cover 3, and the handle 6 is arranged on the front cover 3, so as to rotate and open the front cover 3 hinged on the instrument box 1, the preliminary filter box 20 is fixedly installed at the bottom of the instrument box 1, the water inlet 21 is arranged on one side of the preliminary filter box 20, the water outlet 14 is arranged at the bottom of the instrument box 1 near the preliminary filter box 20, the measuring cylinder 13 is fixedly installed in the instrument box 1, the pipe body one is communicated between the measuring cylinder 13 and the water outlet 14, the pipe body two is communicated between the measuring cylinder 13 and the preliminary filter box 20, the digital ORP sensor 19, the TDS sensor 18, the water level switch 16 and the digital residual chlorine sensor 15 are arranged on the measuring cylinder 13, the antenna 5 is arranged on the top of the instrument box 1, the antenna 5 is used to receive signal, so that the electric appliance in the instrument box 1 normally runs, the power supply 7 is arranged in the instrument box 1, the power supply 7 is 24V, the surge protector 8 is arranged in the instrument box 1 near the power supply 7, the baffle 17 is fixedly installed on the top wall of the instrument box 1 near the surge protector 8, the multi -parameter controller 9 is arranged in the instrument box 1 near the baffle 17, the turbidity sensor 10 is fixed by 4 M4 screws in the instrument box 1, the pipe body four is communicated between the turbidity sensor 10 and the measuring cylinder 13, the electric blowdown valve 11 is arranged at the bottom of the turbidity sensor 10, the pipe body three is communicated at the bottom of the electric blowdown valve 11, the bottom end of the pipe body three is located at the bottom of the instrument box 1, and the sampling valve 12 is arranged on the pipe body three.

[0029] Further, the preliminary filtering mechanism is arranged in the preliminary filter box 20, and is used for carrying out preliminary treatment on the water entering the water inlet 21, the preliminary filtering mechanism comprises a waterproof box 22 fixedly installed on the inner wall of one side of the instrument box 1, a driving rod 23 rotatably connected between the waterproof box 22 and the inner wall of one side of the instrument box 1, a rotating disc 24 fixedly arranged at one end of the driving rod 23, a handle arranged at one side of the rotating disc 24, a cam 29 fixedly connected to the other end of the driving rod 23, a limiting groove arranged on the inner wall of one side of the instrument box 1, a reset spring 30 fixedly connected to the bottom wall of the limiting groove, a limiting plate 31 fixedly connected to the top end of the reset spring 30, and the limiting plate 31 is slidably connected with the limiting groove; when the reset spring 30 releases the elastic force, the limiting plate 31 is vertically lifted or lowered through the sliding cooperation of the limiting plate 31 and the limiting groove, so that the limiting effect is achieved; one end of the limiting plate 31 is fixedly connected with an L-shaped plate 32, and the protruding edge of the L-shaped plate 32 is in contact with the cam 29; when the cam 29 works, the L-shaped plate 32 is reciprocally pushed, the filter plate 33 is arranged in the instrument box 1 and is arranged in an inclined mode, the impurities adhered to the filter plate 33 can be better removed through the inclined arrangement of the filter plate 33, and the top end of the filter plate 33 is in contact with the L-shaped plate 32; when the L-shaped plate 32 moves up and down, the filter plate 33 is intermittently pushed, so that the impurities adhered to the bottom of the filter plate 33 due to water filtration fall off, and the filter plate 33 is prevented from being blocked by the impurities for a long time, so that the normal filtration effect of the filter plate 33 is affected.

[0030] Further, the waste removing mechanism is arranged in the preliminary filter box 20 and is used for guiding out the impurities preliminarily treated by the preliminary filtering mechanism, the waste removing mechanism comprises a conveying shaft 25 rotatably connected in the waterproof box 22, and synchronous gears 28 fixedly connected to the outer walls of the driving rod 23 and the conveying shaft 25; the two synchronous gears 28 are in meshing connection, so that the driving rod 23 and the conveying shaft 25 work simultaneously, the linkage effect is improved, the work efficiency is improved, and the cost is reduced; the outer wall of one end of the conveying shaft 25 located outside the waterproof box 22 is fixedly connected with a conveying frog 26; when the conveying shaft 25 rotates, the conveying frog 26 rotates with the conveying shaft 25 and conveys the impurities on the bottom wall of the preliminary filter box 20; a guide hole is formed in one side of the instrument box 1 and corresponds to the conveying frog 26; a plug 27 made of rubber is arranged in the guide hole, the plug 27 can block the guide hole, and water is prevented from overflowing through the guide hole and affecting water conveying.

[0031] The working principle of the multi-parameter water quality analyzer in use includes:

[0032] In use, first connect the external water pipe into the water inlet 21, avoid rotating the internal needle valve, adjust the water flow size, make the overflow port of the flow tank have continuous water flow, the display 4 shows that the water inlet is normal, the water flow enters the preliminary filter box 20 through the water inlet 21, and then the filter plate 33 filters the dirt or impurities in the water and temporarily stores them in the preliminary filter box 20, thereby realizing preliminary treatment of impurities or dirt in the water before water quality analysis, avoiding subsequent instrument pipeline blockage and affecting water quality detection and analysis. The filtered water can enter the measuring cylinder 13 through the pipe body two to measure the water quantity, and the multi-parameter controller 9 reads the slave parameter value Modbus instruction (UINT32);

[0033] 060300010008147B;

[0034] The slave machine replies to the host machine value Modbus instruction through the turbidity sensor 10, the digital residual chlorine sensor 15, the TDS sensor 18 and the digital ORP sensor 19 (for example, UINT32);

[0035] 060310000000A80000012C 000055F000001D 4C 1775;

[0036] Turbidity value: 000000A8, converted to decimal 168, and the turbidity value is 0.168 after retaining three decimal places;

[0037] Residual chlorine value: 0000012C, converted to decimal 300, and the residual chlorine value is 0.3 after retaining three decimal places;

[0038] Temperature value: 000055F0, converted to decimal 22000, and the temperature value is 22.0 after retaining three decimal places;

[0039] The host machine reads the slave machine parameter value Modbus instruction (FLOAT);

[0040] 0603044D 0008D49C;

[0041] The slave machine replies to the host machine value Modbus instruction (for example, FLOAT);

[0042] 0603103F 851E B83F 039581416C E14840 E79D B208 B5;

[0043] Turbidity value: 3F 851E B8, turbidity value is 1.04;

[0044] Residual chlorine value: 3F 039581, residual chlorine value is 0.514;

[0045] Temperature value: 416C E148, resulting temperature value 14.805

[0046] After the water quality analysis is completed, the water is discharged through the water outlet 14, when the impurities and dirt at the bottom of the filter plate 33 in the preliminary filter box 20 need to be treated, the plug 27 placed in the guide hole is taken out, and the worker holds the handle to drive the rotating disc 24 to rotate, the rotating disc 24 drives the driving rod 23 to rotate, and then the cam 29 at one end of the driving rod 23 rotates to make the protruding end extrude the L-shaped plate 32 away from the filter plate 33 and move downward, at the same time, the L-shaped plate 32 vertically moves downward by sliding between the limiting plate 31 and the limiting groove, and the reset spring 30 is compressed, when the protruding end of the cam 29 is away from the L-shaped plate 32, the reset spring 30 releases the elastic force to drive the limiting plate 31 to move and reset, the limiting plate 31 drives the L-shaped plate 32 to reset upward and push the filter plate 33, so that the vibration effect is realized, the impurities adhering to the bottom of the filter plate 33 are removed, at the same time, the driving rod 23 drives the conveying shaft 25 through the meshing between the two synchronous gears 28, the conveying shaft 25 drives the conveying worm 26 to rotate, the impurities in the preliminary filter box 20 are conveyed, and are guided out through the corresponding guide hole, so that the impurities in the preliminary filter box 20 are treated, the complicated disassembly and installation for cleaning the filter plate 33 are avoided, the situation that the instrument pipeline is blocked and affects the water quality detection and analysis is avoided, and the work efficiency is improved.

[0047] The parts not involved in the utility model are the same as the prior art or can be realized by using the prior art. Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A multi-parameter water quality analyzer comprising an instrument case, and four mounting plates symmetrically fixedly mounted to the rear side of the instrument case, characterized in that, Also include: The front cover is hinged to the front side of the instrument box, the display is embedded in the front cover, and the handle is arranged on the front cover. The bottom of the instrument box is fixedly installed with a preliminary filter box. One side of the preliminary filter box is provided with a water inlet. The bottom of the instrument box is provided with a water outlet near the preliminary filter box. The instrument box is fixedly installed with a measuring cylinder. The measuring cylinder is communicated with the water outlet through a pipe body one. The measuring cylinder is communicated with the preliminary filter box through a pipe body two. The measuring cylinder is provided with a digital ORP sensor, a TDS sensor, a water level switch and a digital residual chlorine sensor. The preliminary filtering mechanism is arranged in the preliminary filter box and is used for preliminary treatment of water entering the water inlet. The waste removal mechanism is arranged in the preliminary filter box and is used for guiding out the impurities preliminarily treated by the preliminary filtering mechanism.

2. The multi-parameter water quality analyzer of claim 1, wherein: The top of the instrument box is provided with an antenna. The instrument box is provided with a power supply. The surge protector is arranged beside the power supply in the instrument box. The partition is fixedly installed on the top wall of the instrument box beside the surge protector. The multi-parameter controller is arranged in the instrument box beside the partition.

3. The multi-parameter water quality analyzer of claim 1, wherein: The instrument box is fixedly installed with a turbidity sensor. The turbidity sensor is communicated with the measuring cylinder through a pipe body four. The bottom of the turbidity sensor is provided with an electric blowdown valve. The bottom of the electric blowdown valve is communicated with a pipe body three. The bottom end of the pipe body three is located at the bottom of the instrument box. The sampling valve is arranged on the pipe body three.

4. The multi-parameter water quality analyzer of claim 1, wherein: The preliminary filtering mechanism includes a waterproof box fixedly installed on the inner wall of one side of the instrument box. The driving rod is rotatably connected between one side of the waterproof box and the waterproof box. One end of the driving rod is fixedly provided with a rotating disc. The eccentric side of the rotating disc is provided with a handle. The other end of the driving rod is fixedly connected with a cam. The limiting groove is arranged on the inner wall of one side of the instrument box. The bottom wall of the limiting groove is fixedly connected with a return spring. The top end of the return spring is fixedly connected with a limiting plate. The limiting plate is slidably connected with the limiting groove.

5. The multi-parameter water quality analyzer of claim 4, wherein: One end of the limiting plate is fixedly connected with an L-shaped plate. The convex edge of the L-shaped plate is matched with the cam. The filter plate is arranged in the instrument box and is inclined.

6. The multi-parameter water quality analyzer of claim 4, wherein: The waste removal mechanism includes a conveying shaft rotatably connected in the waterproof box. The synchronous gears are fixedly connected to the outer walls of the conveying shaft and the driving rod. The two synchronous gears are meshed. The conveying shaft is fixedly connected with a conveying dragon on the outer wall of one end of the conveying shaft outside the waterproof box.

7. The multi-parameter water quality analyzer of claim 6, wherein: One side of the instrument box is provided with a discharge hole corresponding to the conveying dragon. The plug is placed in the discharge hole and is made of rubber.

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