Self-cleaning device and water quality monitoring station measuring pool with same

Abstract

The utility model discloses a self-cleaning device and a water quality monitoring station measuring pool with the self-cleaning device, the self-cleaning device comprises a measuring pool body which is provided with a mounting part, a water inlet part and a water outlet part, and a water sample to be measured can flow in from the water inlet part and flow out from the water outlet part; the sensor is arranged on the mounting part, and at least part of the sensor extends into the measuring cell body; the cleaning device is provided with a high-pressure air supply part, an air inlet part and an air exhaust part, the air exhaust part is arranged in the measuring cell body, the air inlet part is arranged outside the measuring cell body and communicated with the high-pressure air supply part and the air exhaust part, and the air exhaust part can exhaust high-pressure air into the measuring cell body so that turbid bubbles can be formed in the measuring cell body. The self-cleaning device adopts an air rupture cleaning technology, efficient sensor maintenance and measuring cell self-cleaning are achieved, and the water quality detection station with the self-cleaning device and the control device can adjust the running time and frequency of the self-cleaning device through the control device according to the measuring result of the sensor and a preset cleaning period.

Description

Technical Field

[0001] The utility model relates to the technical field of cleaning devices, in particular to a self-cleaning device and a measuring pool of a water quality monitoring station having the same. Background Art

[0002] In surface water quality monitoring, sensors are used to measure various water parameters, such as temperature, pH value, conductivity, dissolved oxygen, turbidity, etc. After long-term operation, the sensor surface in the existing surface water quality monitoring station is prone to accumulate impurities and sediments, affecting the detection effect. The traditional cleaning method is manual cleaning, specifically, manually removing the sensor and replacing it, and then cleaning the sensor covered with scale, which is inefficient and has high labor costs.

[0003] Therefore, it is urgent to study a self-cleaning device to solve the technical problems existing in the prior art. Utility Model Content

[0004] The utility model aims to solve at least one of the technical problems existing in the prior art. To this end, the utility model provides a self-cleaning device, which can realize the self-cleaning of the measuring pool, and the sensor surface is not easy to accumulate impurities and sediments.

[0005] A self-cleaning device according to a first aspect of the present invention includes:

[0006] The measuring pool body is provided with a mounting portion, a water inlet portion and a water outlet portion, and the water sample to be measured can flow into the water inlet portion and flow out of the water outlet portion;

[0007] A sensor, disposed on the mounting portion, wherein at least a portion of the sensor extends into the measuring cell body;

[0008] The cleaning device is provided with a high-pressure air supply part, an air intake part and an exhaust part. The air intake part and the exhaust part are arranged on the measuring cell body. The air intake part is connected to the high-pressure air supply part and is used to introduce high-pressure air. The exhaust part is used to exhaust internal air.

[0009] A self-cleaning device according to an embodiment of the utility model has at least the following beneficial effects: air rupture cleaning technology and a unique innovative structural design are adopted to achieve efficient sensor maintenance and self-cleaning of the measuring pool.

[0010] According to some embodiments of the present invention, the sensor is detachably arranged on the mounting portion.

[0011] According to some embodiments of the utility model, the mounting portion is a cylindrical structure and is vertically arranged on the top of the measuring cell body. The side wall of the mounting portion is provided with a locking portion that can be tightened and loosened, and the locking portion can fix the Su Sohu sensor.

[0012] According to some embodiments of the present invention, the measuring pool body is provided with an inclined portion, and the inclined portion can guide the water in the measuring pool body to flow to the lowest point at the bottom.

[0013] According to some embodiments of the present invention, the inclined portion is configured as two slopes, the two slopes are located at the bottom of the measuring cell body and are symmetrical to each other, and the position between the two slopes is the lowest point of the measuring cell body.

[0014] According to some embodiments of the present invention, the air inlet and the air exhaust are both arranged at the bottom of the measuring cell body.

[0015] According to some embodiments of the present invention, the exhaust portion is configured as a plurality of exhaust pipes, and a plurality of exhaust holes are provided on the side walls of the exhaust pipes.

[0016] According to some embodiments of the utility model, the measuring pool body is provided with an inclined portion, and the inclined portion can guide the water flow in the measuring pool body to the lowest point of the bottom, and the plurality of exhaust pipes are arranged along the inclined direction of the inclined portion.

[0017] A water quality monitoring station measuring pool according to the second embodiment of the utility model includes:

[0018] Such as the self-cleaning device of the first aspect embodiment of the utility model.

[0019] According to some embodiments of the present invention, a control device is further included, wherein the control device is electrically connected to the self-cleaning device and the sensor, and the control device is used to receive signals from the sensor and control the start and stop of the self-cleaning device.

[0020] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The present invention is further described below with reference to the accompanying drawings and embodiments, wherein:

[0022] Figure 1 A three-dimensional diagram of an automatic cleaning device according to an embodiment of the utility model;

[0023] Figure 2 for Figure 1 A front view of the automatic cleaning device is shown;

[0024] Figure 3 for Figure 1 A schematic diagram of the interior of an automatic cleaning device is shown.

[0025] Reference numerals:

[0026] The measuring cell body 100 , the mounting portion 110 , the water inlet portion 120 , the water outlet portion 130 , the air inlet portion 200 , the air outlet portion 300 , the inclined portion 400 , and the overflow port 500 . DETAILED DESCRIPTION

[0027] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0028] In the description of the present invention, it should be understood that descriptions involving orientation, such as up, down, front, back, left, right, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0029] In the description of the present utility model, "several" means one or more, "more" means more than two, "greater than", "less than", "exceed" etc. are understood to exclude the number itself, and "above", "below", "within" etc. are understood to include the number itself. If there is a description of "first" or "second", it is only used for the purpose of distinguishing the technical features, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0030] In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, connecting, etc. should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention based on the specific content of the technical solution.

[0031] In surface water quality monitoring, sensors are used to measure various water parameters, such as temperature, pH value, conductivity, dissolved oxygen, turbidity, etc. After long-term operation, the sensor surface in the existing surface water quality monitoring station is prone to accumulate impurities and sediments, affecting the detection effect. The traditional cleaning method is manual cleaning, specifically, manually removing the sensor and replacing it, and then cleaning the sensor covered with scale, which is inefficient and has high labor costs.

[0032] In view of the technical problems existing in the prior art, the utility model proposes a self-cleaning device, which adopts air rupture cleaning technology and a unique innovative structural design to achieve efficient sensor maintenance and self-cleaning of the measuring pool. At the same time, a water quality testing station with a self-cleaning device and a control device is proposed, and the control device is used to adjust the operating time and frequency of the cleaning device according to the measurement results of the sensor and the preset cleaning cycle.

[0033] Reference Figures 1 to 3 It can be understood that the self-cleaning device provided in the embodiment of the utility model includes a measuring cell body 100, a sensor and a cleaning device. Specifically, the measuring cell body 100 is provided with a mounting portion 110, a water inlet portion 120 and a water outlet portion 130, and the water sample to be measured can flow into the water inlet portion 120 and flow out of the water outlet portion 130. The sensor is arranged at the mounting portion 110, and the sensor at least partially extends into the interior of the measuring cell body 100. The cleaning device is provided with a high-pressure air supply portion, an air inlet portion 200 and an exhaust portion 300, and the air inlet portion 200 and the exhaust portion 300 are arranged in the measuring cell body 100, the air inlet portion 200 is connected to the high-pressure air supply portion, and is used to pass high-pressure air, and the exhaust portion 300 is used to exhaust internal air.

[0034] In the specific embodiment provided by the utility model, the sensor is detachably mounted on the mounting portion 110. The mounting portion 110 is a cylindrical structure and is vertically mounted on the top of the measuring cell body 100. The side wall of the mounting portion 110 is provided with a locking portion that can be tightened and loosened, and the locking portion can fix the sensor. This arrangement makes it easy to remove the sensor for inspection, maintenance or replacement.

[0035] Further, the measuring cell body 100 is provided with an inclined portion 400, which can guide the water flow in the measuring cell body 100 to the lowest point at the bottom. In the specific embodiment provided by the utility model, the inclined portion 400 is configured as two slopes, the two slopes are located at the bottom of the measuring cell body 100, and are symmetrical to each other, and the position between the two slopes is the lowest point of the measuring cell body 100.

[0036] It should be noted that the air inlet 200 and the exhaust part 300 are both arranged at the bottom of the measuring cell body 100. The exhaust part 300 is configured as a plurality of exhaust pipes, and the side wall of the exhaust pipe is provided with a plurality of exhaust holes. The plurality of exhaust pipes are arranged along the inclined direction of the inclined part 400. Such an arrangement can effectively improve the exhaust efficiency.

[0037] It should be noted that the side wall of the measuring cell body 100 is also provided with an overflow port 500 .

[0038] It should be noted that the embodiment of the utility model also provides a water quality monitoring station measuring pool with a self-cleaning device, and the water quality monitoring station measuring pool has a control device, and the control device can start the cleaning device regularly or on demand to achieve automatic cleaning of the inner wall of the measuring pool. In addition, the control device can also adjust the operating time and frequency of the cleaning device according to the measurement results of the sensor and the preset cleaning cycle.

[0039] In the specific embodiment provided by the utility model, the sensor adopts water quality parameter sensors such as pH sensor, conductivity sensor, dissolved oxygen sensor, turbidity sensor, etc. The measuring cell is made of corrosion-resistant and wear-resistant materials to ensure stability and accuracy in long-term use. The cleaning device includes multiple air rupture cleaners and a high-pressure air supply system, which can be arranged according to the size and shape of the measuring cell. The control device is implemented by electronic devices such as a microprocessor or a single-chip microcomputer.

[0040] In a specific embodiment provided by the utility model, the control device further includes a time counter for recording the running time of the cleaning device. When the running time reaches a preset cleaning cycle, the control device automatically starts the cleaning device to clean the inner wall of the measuring pool. In addition, the control device can also adjust the running time and frequency of the cleaning device according to the measurement result of the sensor and the preset cleaning threshold. For example, when the measurement result of the sensor is lower than the preset cleaning threshold, the control device automatically increases the running time and frequency of the cleaning device.

[0041] In addition, the control device is connected to the ultrasonic water level meter to monitor the water level of the measuring pool in real time. When the water level reaches the preset cleaning threshold, the control device will automatically start the cleaning device to clean the inner wall of the measuring pool to ensure the cleanliness of the measuring pool. The data support provided by the ultrasonic water level meter can improve the accuracy and reliability of water quality monitoring.

[0042] In addition, the control device can also communicate with the remote monitoring center. When the cleaning device needs to be started, the control device will send relevant information to the remote monitoring center. The remote monitoring center can remotely control and adjust the cleaning device based on the received information.

[0043] In the specific implementation of the utility model, the high-pressure air supply unit is composed of a pressure pump and an air tank. When the inner wall of the measuring cell needs to be cleaned, the pressure pump transports the high-pressure air from the air tank to the air rupture cleaner, and then injects it into the inner wall of the measuring cell. The high-pressure air can be dry air or nitrogen or other materials suitable for cleaning.

[0044] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A self-cleaning device, characterized in that: include: The measuring pool body is provided with a mounting portion, a water inlet portion and a water outlet portion, and the water sample to be measured can flow into the water inlet portion and flow out of the water outlet portion; A sensor, disposed on the mounting portion, wherein at least a portion of the sensor extends into the measuring cell body; The cleaning device is provided with a high-pressure air supply part, an air intake part and an exhaust part. The exhaust part is arranged in the measuring cell body, the air intake part is arranged outside the measuring cell body and connects the high-pressure air supply part and the exhaust part. The exhaust part can discharge high-pressure air into the measuring cell body.

2. A self-cleaning device according to claim 1, characterized in that: The sensor is detachably arranged on the mounting portion.

3. A self-cleaning device according to claim 2, characterized in that: The mounting portion is a cylindrical structure and is vertically arranged on the top of the measuring cell body. The side wall of the mounting portion is provided with a locking portion that can be tightened and loosened, and the locking portion can fix the sensor.

4. A self-cleaning device according to claim 1, characterized in that: The measuring pool body is provided with an inclined portion, and the inclined portion can guide the water in the measuring pool body to flow to the lowest point at the bottom.

5. A self-cleaning device according to claim 4, characterized in that: The inclined portion is configured as two slopes, the two slopes are located at the bottom of the measuring cell body and are symmetrical to each other, and the position between the two slopes is the lowest point of the measuring cell body.

6. A self-cleaning device according to claim 1, characterized in that: The air inlet and the air exhaust are both arranged at the bottom of the measuring cell body.

7. A self-cleaning device according to claim 6, characterized in that: The exhaust part is configured as a plurality of exhaust pipes, and a plurality of exhaust holes are provided on the side walls of the exhaust pipes.

8. A self-cleaning device according to claim 7, characterized in that: The measuring pool body is provided with an inclined portion, and the inclined portion can guide the water flow in the measuring pool body to the lowest point of the bottom, and the plurality of exhaust pipes are arranged in an array on the inclined portion.

9. A water quality monitoring station measuring pool, characterized in that: include: A self-cleaning device as claimed in any one of claims 1 to 8.

10. A water quality monitoring station measuring pool according to claim 9, characterized in that: It also includes a control device, which is electrically connected to the self-cleaning device and the sensor, and is used to receive signals from the sensor and control the start and stop of the self-cleaning device.

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