Sensor for measuring water quality temperature and conductivity

Abstract

The utility model relates to the technical field of water quality measurement sensors, and discloses a sensor for measuring water quality temperature and conductivity. Comprising a sensor body; the movable groove formed in the sensor body is in threaded connection with the protective net at the bottom of the sensor body, the knob is rotated according to the depth to be measured, the knob can drive the water outlet pipe to move, and the water outlet pipe drives the piston to ascend, so that the position of the piston in the movable groove is adjusted, and air above the piston is pushed out from the air hole. Then the device is placed in water, water flow can enter a movable groove through a water inlet, air below a piston can be discharged through a water outlet pipe, and then the drainage volume and gravity of the device in the water are adjusted, so that the device can suspend at the depth to be measured, the application range of the device is expanded, impurities in a hole are pushed out through a cleaning strip, and the device is convenient to clean. Meshes of the protective net are prevented from being blocked, the protective net can protect the sensor body conveniently, the cleaning efficiency is improved, and the service life of the device is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of water quality measurement sensors, in particular to a sensor for measuring water quality temperature and conductivity. Background Art

[0002] Conductivity sensors are sensors used in laboratories, industrial production and detection fields to measure the conductivity of various solutions such as ultrapure water, pure water, drinking water, sewage, or the overall ion concentration of water samples.

[0003] When the existing sensor is in use, its probe is very fragile and can be easily damaged after being hit by a school of fish in the water. In addition, the existing sensor cannot be suspended at a fixed depth as required to measure the fixed depth. Utility Model Content

[0004] The utility model aims to provide a sensor for measuring water temperature and conductivity to solve the problems raised in the above background technology.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions: a sensor for measuring water temperature and conductivity, comprising:

[0006] Sensor body;

[0007] An active groove opened in the sensor body;

[0008] A protective screen threaded onto the bottom of the sensor body;

[0009] The sensor body is provided with a plurality of water inlets near the bottom of the movable groove, one end of the water inlets is connected to the movable groove, and the end of the water inlets away from the movable groove is connected to the outside, a piston is movably embedded in the movable groove, an air hole is provided at the end of the movable groove away from the water inlet, a water outlet pipe is provided in the movable groove, and the water outlet pipe penetrates and adheres to the piston;

[0010] A rotating disc is movably embedded in the bottom of the protective net, a rotating column is movably connected to the rotating disc through a rotating shaft, a plurality of cleaning strips are adhered to the rotating column, and the cleaning strips are movably attached to the protective net.

[0011] Preferably, a fixing ring is connected to the air hole via a fastener, and the water outlet pipe passes through and movably fits the fixing ring.

[0012] Preferably, a knob is movably fitted on the top of the fixing ring, and the knob is threadedly connected to the water outlet pipe.

[0013] Preferably, three rubber rings are engaged on the piston, the rubber rings are tightly attached to the inner wall of the movable groove, and a filter screen is connected to the outside of the sensor body near the water inlet through a fastener.

[0014] Preferably, a first gear is provided between the rotating column and the rotating disk, the first gear is welded to the rotating column, a first rack is provided on the inner side of the protective net close to the first gear, and the first rack meshes with the first gear.

[0015] Preferably, a driving motor is provided in the turntable, and the driving motor is connected to the protective net via a fastener.

[0016] Preferably, a second gear is connected to the output shaft of the driving motor via a fastener, a second rack is formed on the inner side of the rotating disk, and the second gear meshes with the second rack.

[0017] Compared with the prior art, the beneficial effects achieved by the utility model are:

[0018] First, according to the depth you want to measure, turn the knob, the knob can drive the water outlet pipe to move, the water outlet pipe drives the piston to rise, thereby adjusting the position of the piston in the movable groove, so that the air above the piston is pushed out from the air hole, and then put the device into the water, the water flow can enter the movable groove through the water inlet, and the air under the piston can be discharged through the water outlet pipe, thereby adjusting the drainage volume and gravity of the device in the water, so that the device can be suspended at the depth you want to measure, expanding the scope of application of the device.

[0019] Second, when the protective net needs to be cleaned, the driving motor can be started. The driving motor can drive the second gear to rotate through the output shaft. The second gear can drive the turntable to rotate by engaging the second rack. The turntable can drive the first gear and the rotating column to rotate. The first gear can rotate by engaging the first rack, so that the first gear can drive the rotating column to rotate. The rotating column can drive the cleaning strip to rotate. The cleaning strip can be inserted into the holes of the protective net in turn to push out impurities in the holes, prevent the mesh of the protective net from being blocked, and facilitate the protective net to protect the sensor body, thereby improving the cleaning efficiency and extending the service life of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a three-dimensional diagram of the utility model;

[0021] Figure 2 It is a cross-sectional view of the utility model;

[0022] Figure 3 It is a structural diagram of the piston of the utility model.

[0023] Figure 4 This is a structural diagram of the drive motor of the utility model.

[0024] Among them: 1. Sensor body; 2. Protection net; 3. Filter net; 4. Movable groove; 5. Water inlet; 6. Water outlet pipe; 7. Rotating column; 8. Turntable; 9. Fixed ring; 10. Knob; 11. Piston; 12. Rubber ring; 13. Cleaning strip; 14. First gear; 15. First rack; 16. Drive motor; 17. Second gear; 18. Second rack; 19. Air hole. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-4 , a sensor for measuring water temperature and conductivity, comprising:

[0027] Sensor body 1;

[0028] An active slot 4 is formed in the sensor body 1;

[0029] A protective net 2 threadedly connected to the bottom of the sensor body 1;

[0030] The sensor body 1 is provided with a plurality of water inlets 5 near the bottom of the movable groove 4, one end of the water inlet 5 is connected to the movable groove 4, and the end of the water inlet 5 away from the movable groove 4 is connected to the outside, a piston 11 is movably fitted in the movable groove 4, an air hole 19 is provided at the end of the movable groove 4 away from the water inlet 5, and a water outlet pipe 6 is provided in the movable groove 4, and the water outlet pipe 6 penetrates and adheres to the piston 11;

[0031] A turntable 8 is movably embedded in the bottom of the protective net 2, and a rotating column 7 is movably connected to the turntable 8 through a rotating shaft. A number of cleaning strips 13 are adhered to the rotating column 7, and the cleaning strips 13 are movably fitted to the protective net 2. The water inlet 5 is used to introduce water into the movable groove 4, and the piston 11 can slide in the movable groove 4. The outlet pipe 6 is hollow inside, and the outlet pipe 6 can drive the piston 11 to move. The protective net 2 is used to prevent fish in the water from hitting the probe of the sensor body 1. According to the depth to be measured, the knob 10 is turned, and the knob 10 can drive the outlet pipe 6 to move, and the outlet pipe 6 drives the piston 11 to rise, thereby adjusting the position of the piston 11 in the movable groove 4, so that the air above the piston 11 is pushed out from the air hole 19, and then the device is put into the water, and the water flow can enter the movable groove 4 through the water inlet 5, and the air below the piston 11 can be discharged through the outlet pipe 6, thereby adjusting the drainage volume of the device in the water to gravity, so that the device can be suspended at the depth to be measured, thereby expanding the scope of application of the device.

[0032] Specifically, a fixing ring 9 is connected to the air hole 19 via a fastener, and the water outlet pipe 6 passes through and movably fits the fixing ring 9 .

[0033] Through the above technical solution, the water outlet pipe 6 can slide in the fixing ring 9. The outside of the water outlet pipe 6 is provided with a thread, and the thread is provided with a scale according to the depth at which the device wants to be suspended. The gap between the air hole 19 and the fixing ring 9 is small and is affected by the gas pressure. When the device is placed in water, the water flow will not enter the movable groove 4 from the air hole 19.

[0034] Specifically, a knob 10 is movably fitted on the top of the fixing ring 9 , and the knob 10 is threadedly connected to the water outlet pipe 6 .

[0035] Through the above technical solution, the rotation of the knob 10 can drive the water outlet pipe 6 to move, and then drive the piston 11 to move, so as to adjust the position of the piston 11 in the movable groove 4.

[0036] Specifically, three rubber rings 12 are engaged on the piston 11 , and the rubber rings 12 are closely attached to the inner wall of the movable groove 4 . The outside of the sensor body 1 , on one side close to the water inlet 5 , is connected to the filter screen 3 via a fastener.

[0037] Through the above technical solution, the rubber ring 12 is used to ensure the sealing between the piston 11 and the movable groove 4, and the filter net 3 is used to filter impurities in the water.

[0038] Specifically, a first gear 14 is provided between the rotating column 7 and the rotating disk 8 , the first gear 14 is welded to the rotating column 7 , a first rack 15 is provided on the inner side of the protective net 2 close to the first gear 14 , and the first rack 15 meshes with the first gear 14 .

[0039] Through the above technical solution, the turntable 8 can drive the first gear 14 and the rotating column 7 to rotate. The first gear 14 can rotate by engaging with the first rack 15, so that the first gear 14 can drive the rotating column 7 to rotate. The rotating column 7 can drive the cleaning strip 13 to rotate. The cleaning strip 13 can be inserted into the holes of the protective net 2 in turn to push out the impurities in the holes.

[0040] Specifically, a driving motor 16 is provided in the turntable 8, and the driving motor is connected to the protective net 2 via a fastener.

[0041] Through the above technical solution, the driving motor 16 is a waterproof motor, model BLM260HP-AS, and is controlled by an external terminal.

[0042] Specifically, the output shaft of the driving motor 16 is connected with a second gear 17 via a fastener, a second rack 18 is formed on the inner side of the rotating disk 8 , and the second gear 17 meshes with the second rack 18 .

[0043] Through the above technical solution, the driving motor 16 can drive the second gear 17 to rotate through the output shaft, and the second gear 17 can drive the turntable 8 to rotate by engaging with the second rack 18.

[0044] When in use, according to the depth to be measured, the knob 10 is turned, the knob 10 can drive the water outlet pipe 6 to move, and the water outlet pipe 6 drives the piston 11 to rise, thereby adjusting the position of the piston 11 in the movable groove 4, so that the air above the piston 11 is pushed out from the air hole 19, and then the device is placed in water, and the water flow can enter the movable groove 4 through the water inlet 5, and the air under the piston 11 can be discharged through the water outlet pipe 6, thereby adjusting the drainage volume and gravity of the device in the water, so that the device can be suspended at the depth to be measured. When the protective net 2 needs to be cleaned, The driving motor 16 can be started, and the driving motor 16 can drive the second gear 17 to rotate through the output shaft. The second gear 17 can drive the turntable 8 to rotate by engaging the second rack 18. The turntable 8 can drive the first gear 14 and the rotating column 7 to rotate. The first gear 14 can rotate by engaging the first rack 15, so that the first gear 14 can drive the rotating column 7 to rotate. The rotating column 7 can drive the cleaning strip 13 to rotate. The cleaning strip 13 can be inserted into the holes of the protective net 2 in turn when it rotates, and impurities in the holes are pushed out to prevent the mesh of the protective net 2 from being blocked.

[0045] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0046] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A sensor for measuring water temperature and conductivity, characterized in that: include: Sensor body (1); An active groove (4) opened in the sensor body (1); A protective net (2) threadedly connected to the bottom of the sensor body (1); The sensor body (1) is provided with a plurality of water inlets (5) near the bottom of the movable groove (4); one end of the water inlet (5) is connected to the movable groove (4); the end of the water inlet (5) away from the movable groove (4) is connected to the outside; a piston (11) is movably embedded in the movable groove (4); an air hole (19) is provided at the end of the movable groove (4) away from the water inlet (5); a water outlet pipe (6) is provided in the movable groove (4); the water outlet pipe (6) penetrates through and adheres to the piston (11); A rotating disk (8) is movably embedded in the bottom of the protective net (2), and a rotating column (7) is movably connected to the rotating disk (8) via a rotating shaft. A plurality of cleaning strips (13) are adhered to the rotating column (7), and the cleaning strips (13) are movably attached to the protective net (2).

2. A sensor for measuring water temperature and conductivity according to claim 1, characterized in that: The air hole (19) is connected to a fixing ring (9) via a fastener, and the water outlet pipe (6) passes through and movably fits the fixing ring (9).

3. A sensor for measuring water temperature and conductivity according to claim 2, characterized in that: A knob (10) is movably fitted on the top of the fixing ring (9), and the knob (10) is threadedly connected to the water outlet pipe (6).

4. A sensor for measuring water temperature and conductivity according to claim 1, characterized in that: Three rubber rings (12) are engaged on the piston (11), and the rubber rings (12) are tightly attached to the inner wall of the movable groove (4). The outside of the sensor body (1) is connected to a filter screen (3) on one side close to the water inlet (5) via a fastener.

5. A sensor for measuring water temperature and conductivity according to claim 1, characterized in that: A first gear (14) is provided between the rotating column (7) and the rotating disk (8), the first gear (14) being welded to the rotating column (7), a first rack (15) being provided on the inner side of the protective net (2) close to the first gear (14), the first rack (15) being meshed with the first gear (14).

6. A sensor for measuring water temperature and conductivity according to claim 1, characterized in that: A driving motor (16) is arranged inside the rotating disk (8), and the driving motor is connected to the protective net (2) via a fastener.

7. A sensor for measuring water temperature and conductivity according to claim 6, characterized in that: A second gear (17) is connected to the output shaft of the driving motor (16) via a fastener, a second rack (18) is provided on the inner side of the rotating disk (8), and the second gear (17) meshes with the second rack (18).

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