CN209894810U - Water quality detection device - Google Patents

Abstract

The utility model provides a water quality testing device, include: the bottom of the shell cover is provided with a water inlet hole, and the top of the shell cover is fixedly provided with an operating rod; the monitoring mechanism comprises a rotating shaft, a bearing piece arranged on one end of the rotating shaft and a plurality of water quality sensors arranged on the bearing piece, wherein the rotating shaft is rotatably connected with the shell cover, the bearing piece is arranged inside the shell cover, and the plurality of water quality sensors at least comprise a dissolved oxygen concentration sensor, a temperature sensor and a pH value sensor; and rotary driving mechanism, with the pivot is connected, is used for the drive the pivot is rotated the utility model provides a water quality testing device, owing to the integration has multiple water quality sensor, can carry out the while to multinomial quality of water parameter and detect, and still designed a new mechanical structure, can drive these water quality sensor when needing and rotate to change the detection position point, realize the multiple spot and detect, the detection requirement in the complicated waters of satisfying that can be better.

Description

A water quality testing device

technical field

The utility model relates to the technical field of water quality detection, in particular to a water quality detection device.

Background technique

In recent years, with the development of industry, a large amount of industrial waste water, waste gas and garbage have been put into the ecological environment, resulting in the destruction of the ecological environment, and the water environment is the first to bear the brunt. In order to control the pollution of the water environment, it is necessary to test the water area to know the water quality in time, so as to control the pollution.

In the prior art, most of the water quality detection instruments currently used are single-function water quality detection instruments, and most of them are fixed-point detection, which cannot meet the detection requirements of complex waters.

Utility model content

Based on this, the purpose of the present invention is to provide a water quality detection device to solve the technical problem that the existing water quality detection instruments cannot meet the detection requirements of complex waters.

According to an embodiment of the present invention, a water quality detection device includes:

The shell cover is provided with a water inlet hole at the bottom, and an operating rod is fixed at the top;

The monitoring mechanism includes a rotating shaft, a bearing member arranged on one end of the rotating shaft, and a plurality of water quality sensors arranged on the bearing member, the rotating shaft is rotatably connected with the casing, and the bearing member is arranged on the casing Inside the hood, the plurality of water quality sensors include at least a dissolved oxygen concentration sensor, a temperature sensor and a pH sensor; and

A rotation driving mechanism is connected with the rotating shaft and is used for driving the rotating shaft to rotate.

Further, the plurality of water quality sensors are evenly arranged on the outer peripheral surface of the carrier, and when the rotating shaft rotates, the plurality of water quality sensors rotate around the axis of the rotating shaft on a vertical plane.

Further, the top of the casing is provided with a water outlet hole.

Further, the rotary drive mechanism includes a turbine, a worm and a box body, the turbine and the worm are meshed and connected, and are all arranged in the box, the turbine is sleeved on the rotating shaft, and the rotating shaft is connected to the rotating shaft. The box body is rotatably connected, and the worm is rotatably connected with the box body.

Further, the box body is fixedly connected with the casing.

Further, the rotary drive mechanism further includes a rotary handle, the rotary handle is disposed outside the box and is fixedly connected with the worm.

Further, the water quality sensor is connected with the processor in a wired or wireless manner.

Further, when connected by wire, the wire connecting the water quality sensor and the processor is passed through the rotating shaft.

Further, the carrier is provided with an embedding hole at each position of the water quality sensor, and the water quality sensor is embedded in the corresponding embedding hole.

Further, the water quality detection device also includes a limit component, the limit component includes a swing arm, a first permanent magnet and a second permanent magnet, one end of the swing arm is rotatably connected to the operating rod, and the other end is fixed. The first permanent magnet is arranged, the second permanent magnet is fixedly arranged on the rotating handle, and the first permanent magnet can rotate along with the swing arm to attract the second permanent magnet.

The above water quality detection device, because of the integration of a variety of water quality sensors, can simultaneously detect a number of water quality parameters, and a new mechanical structure is also designed, which can drive these water quality sensors to rotate when needed, thereby changing the detection location. The realization of multi-point detection can better meet the detection requirements of complex waters.

Description of drawings

Fig. 1 is the assembly decomposition schematic diagram of the water quality detection device in the first embodiment of the present utility model;

Fig. 2 is the assembly schematic diagram of the water quality detection device in the first embodiment of the present utility model;

FIG. 3 is an assembly schematic diagram of the water quality detection device in the second embodiment of the present invention.

Description of main component symbols:

The following specific embodiments will further illustrate the present invention with reference to the above drawings.

Detailed ways

In order to facilitate the understanding of the present utility model, the present utility model will be more fully described below with reference to the related drawings. Several embodiments of the present invention are shown in the accompanying drawings. However, the present invention may be implemented in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It should be noted that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and similar expressions are used herein for illustrative purposes only.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field to which the present invention belongs. The terms used in the description of the present invention herein are only for the purpose of describing specific embodiments, and are not intended to limit the present invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Please refer to FIG. 1 to FIG. 2 , which shows the water quality detection device according to the first embodiment of the present invention, including a casing 10 , a monitoring mechanism 20 and a rotation driving mechanism 30 .

The bottom of the casing 10 is provided with a water inlet hole 11 , and the top of the casing 10 is fixedly provided with an operating rod 12 , and the operating rod 12 is used for holding the casing 10 to facilitate lifting and pressing. The top of the casing 10 is also provided with a plurality of water outlet holes 13 evenly. The purpose of the water outlet holes 13 is to facilitate the discharge of the air inside the casing 10 so as to facilitate the casing 10 to be put into water.

The monitoring mechanism 20 includes a rotating shaft 21, a bearing member 22 arranged on one end of the rotating shaft 21, and a number of water quality sensors 23 arranged on the bearing member 22. The middle part of the rotating shaft 21 is rotatably connected to the side wall of the housing 10, and the bearing member 22 is arranged on the side wall of the casing 10. Inside the housing 10 . The bearing member 22 is in the shape of a round cake as a whole, and a plurality of water quality sensors 23 are evenly arranged on the outer peripheral surface of the bearing member 22, and when the rotating shaft 21 rotates, the plurality of water quality sensors 23 rotate around the axis of the rotating shaft 11 on a vertical plane, thereby changing the The height of each water quality sensor 23 can be used to detect water quality at different depths of the water area.

In this embodiment, the number of water quality sensors 23 is three, and the three water quality sensors 23 are a dissolved oxygen concentration sensor, a temperature sensor and a pH sensor. The value sensor adopts Raymag E-201-C type pH composite electrode, and the dissolved oxygen concentration sensor adopts DO-955 dissolved oxygen electrode of Raymag Company. In other embodiments, the number and type of water quality sensors 23 can be adjusted according to actual needs.

In addition, in order to avoid damage to the water quality sensor 23, the carrier 22 is provided with an embedding hole at the position of each water quality sensor 23, the water quality sensor 23 is embedded in the corresponding embedding hole, and the probe is exposed, so that when rotating The contact area with the water flow is reduced, and the water quality sensor 23 is better protected.

The rotation driving mechanism 30 is connected with the rotating shaft 21 for driving the rotating shaft 21 to rotate. In this embodiment, the rotary drive mechanism 30 is a manual rotary drive mechanism, and specifically includes a turbine 31 , a worm 32 , a casing 33 and a handle 34 . , the turbine 31 is sleeved on the rotating shaft 21, the rotating shaft 21 is rotatably connected with the box body 33, the worm 32 is rotatably connected with the box body 33, and the rotating handle 34 is arranged outside the box body 33 and is fixedly connected with the worm 32, and the free rotating handle 34 The end is provided with a rotating arm 341 to facilitate the rotation of the rotating handle 34 . It can be understood that when the rotating handle 34 is rotated, the rotating shaft 21 will be driven to rotate under the transmission of the worm gear structure.

Among them, the box body 33 is fixedly connected with the casing 10, so that miniaturization can be achieved. In addition, the fixed connection method between the box body 33 and the housing cover 10 can be selected from any one of welding, screw connection, anchor winch, snap connection or integral molding.

In a specific implementation, each rotational fit of the water quality detection device can be realized by a bearing, and the bearing can improve the precision and tightness of the rotational fit.

In this embodiment, the water quality sensor 23 is wirelessly connected to the processor (not shown in the figure), and the processor adopts STC89LE52C single-chip microcomputer, which is used to store or process the water quality data collected by the water quality sensor 23. The wireless connection method can be Bluetooth, radio frequency , WIFI or ZigBee, preferably radio frequency. In other embodiments, the water quality sensor 23 can also be connected to the processor in a wired manner. When connected in a wired manner, the wire connecting the water quality sensor 23 and the processor can be passed through the rotating shaft 21 , that is, inside the rotating shaft 21 . Make a hole for the wire to pass through.

When in use, you can hold the operating lever 12 and press the cover 10 into the water. After reaching the specified depth, the water quality sensor 23 starts to detect and upload the data to the controller. When necessary, you can also turn the rotary handle 34 to The position of each water quality sensor 23 is adjusted to detect the water quality of different positions.

To sum up, the water quality detection device in the above-mentioned embodiments of the present utility model, due to the integration of various water quality sensors 23, can simultaneously detect a plurality of water quality parameters, and a new mechanical structure is also designed, which can be driven when needed. These water quality sensors 23 are rotated, thereby changing the detection position point to realize multi-point detection, which can better meet the detection requirements of complex waters.

Please refer to FIG. 3 , which shows the water quality detection device in the second embodiment of the present invention. The water quality detection device in this embodiment is roughly the same as the water quality detection device in the first embodiment. The difference is that the water quality The detection device further includes a limit component 40:

The limiting assembly 40 includes a swing arm 41 , a first permanent magnet 42 and a second permanent magnet 43 , one end of the swing arm 41 is rotatably connected to the operating rod 12 , the other end is fixedly provided with the first permanent magnet 42 , and the second permanent magnet 43 is fixed On the rotating handle 34 , the first permanent magnet 42 can rotate along with the swing arm 41 to attract the second permanent magnet 43 .

It can be understood that when the rotating handle 34 does not need to be rotated, in order to avoid the wrong rotation of the rotating handle 34, the rotating handle 34 can be turned to the rotating handle 34, so that the first permanent magnet 42 and the second permanent magnet 43 attract each other to limit the rotation. The handle 34 is rotated, and when the rotating handle 34 needs to be rotated, it is only necessary to unscrew the rotating handle 34 .

It should be pointed out that the realization principle and some technical effects of the device provided by the second embodiment of the present invention are the same as those of the first embodiment. Corresponding content in the examples.

The above-mentioned embodiments only represent several embodiments of the present invention, and the descriptions thereof are specific and detailed, but should not be construed as limiting the scope of the present invention. It should be pointed out that for those of ordinary skill in the art, some modifications and improvements can be made without departing from the concept of the present invention, which all belong to the protection scope of the present invention. Therefore, the protection scope of the patent for this utility model shall be subject to the appended claims.

Claims (10)

1. A water quality detection device, comprising:

the bottom of the shell cover is provided with a water inlet hole, and the top of the shell cover is fixedly provided with an operating rod;

the monitoring mechanism comprises a rotating shaft, a bearing piece arranged on one end of the rotating shaft and a plurality of water quality sensors arranged on the bearing piece, wherein the rotating shaft is rotatably connected with the shell cover, the bearing piece is arranged inside the shell cover, and the plurality of water quality sensors at least comprise a dissolved oxygen concentration sensor, a temperature sensor and a pH value sensor; and

and the rotary driving mechanism is connected with the rotating shaft and is used for driving the rotating shaft to rotate.

2. The water quality detecting device according to claim 1, wherein the plurality of water quality sensors are uniformly arranged on the outer circumferential surface of the bearing member, and when the rotating shaft rotates, the plurality of water quality sensors rotate on a vertical plane around the axis of the rotating shaft.

3. The water quality detection device of claim 1, wherein a water outlet hole is formed in the top of the housing.

4. The water quality detection device according to claim 1, wherein the rotary driving mechanism comprises a turbine, a worm and a box body, the turbine is meshed with the worm and is arranged in the box body, the turbine is sleeved on the rotating shaft, the rotating shaft is rotatably connected with the box body, and the worm is rotatably connected with the box body.

5. The water quality detecting device according to claim 4, wherein the box body is fixedly connected with the housing.

6. The water quality detection device of claim 4, wherein the rotation driving mechanism further comprises a rotating handle, and the rotating handle is arranged outside the box body and fixedly connected with the worm.

7. The water quality detecting apparatus according to claim 1, wherein the water quality sensor is connected to the processor by wire or wirelessly.

8. The water quality detecting device according to claim 7, wherein when the water quality sensor is connected by a wire, a wire connecting the water quality sensor and the processor is inserted into the rotating shaft.

9. The water quality detecting apparatus according to claim 1 or 2, wherein the bearing member is provided with an insertion hole at a position of each water quality sensor, and the water quality sensor is inserted into the corresponding insertion hole.

10. The water quality detection device of claim 6, further comprising a limiting assembly, wherein the limiting assembly comprises a swing arm, a first permanent magnet and a second permanent magnet, one end of the swing arm is rotatably connected with the operating rod, the other end of the swing arm is fixedly provided with the first permanent magnet, the second permanent magnet is fixedly arranged on the swing handle, and the first permanent magnet can rotate along with the swing arm to attract the second permanent magnet.

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