CN214502985U

CN214502985U - Sampling device for water quality monitoring

Info

Publication number: CN214502985U
Application number: CN202023321470.8U
Authority: CN
Inventors: 陈良
Original assignee: Hangzhou Carboniferous Environmental Protection Technology Co ltd
Current assignee: Hangzhou Carboniferous Environmental Protection Technology Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-10-26
Anticipated expiration: 2030-12-31

Abstract

The utility model relates to a water quality testing technical field especially relates to a sampling device for water quality monitoring, its characterized in that: the rail comprises a plurality of sub-rails which are nested, each sub-rail is divided into an upper sliding rail on the upper portion, a middle sliding rail in the middle and a lower sliding rail on the lower portion by a partition plate, the sliding mechanism is arranged in the lower sliding rail in a sliding mode, and the sampling mechanism is fixedly arranged on the lower portion of the sliding mechanism. This sampling device can increase and decrease the quantity of sampling unit according to actual need, can once only draw the water sample of a plurality of horizontal positions on the same degree of depth to can not mix the water sample of other depths in the sample, guaranteed the accuracy of water quality monitoring result.

Description

Sampling device for water quality monitoring

Technical Field

The utility model relates to a water quality testing technical field especially relates to a sampling device for water quality monitoring.

Background

Water is one of important natural resources on which human beings rely to live, and the quality safety of water is closely related to the production and the life of people, so that the water has direct influence on the physical health of people. At present, China is short of water resources, uneven in distribution and serious in water pollution phenomenon, and treatment efficiency, ecological environment improvement and sustainable development realization need to be improved through scientific and technical means. With the continuous development of industry, the economic level of China is continuously improved and increased, the pollution degree of a water source is more and more serious, a large amount of waste gas waste is discharged into rivers, lakes and seas to seriously damage the water quality, even influence the living environment of aquatic animals and plants, in order to protect and purify the water environment, related technicians are required to regularly sample and check water, related water environment protection policies are formulated according to actual conditions, the damage to the water environment is fundamentally restrained, and the water quality monitoring work plays a key role in the aspects of protecting water resources, controlling water pollution, improving the quality of drinking water and the like. The main monitoring indexes are pH value, conductivity, ammonia nitrogen, total phosphorus, CDD, turbidity and the like. Water quality sampling is water quality monitoring's important link, the water sample of specific time and spatial position department is accurately extracted to the requirement usually, when taking a sample to the water, the monitoring index of the water sample of different horizontal position in the same degree of depth need be used for the contrast usually, perhaps calculate the average value, this just need carry out the sample of a plurality of positions according to horizontal position gradient on same degree of depth, at present when carrying out horizontal sampling, generally adopt a water intaking container to transfer the appointed degree of depth, be equipped with the apron that can one-way open and shut on the water intaking container, transfer the in-process and open, promote the in-process and close, thereby realize sample work, but the sample of a plurality of horizontal position of a degree of depth can't once only be extracted to this kind of sampling device, need promote many times and transfer, the operation is complicated.

The invention patent application with the Chinese invention patent application number of 201810304823.1 discloses a sampling device for water quality monitoring, which comprises a frame, a rolling roller, a water pump, a water pumping pipe and a driving motor, wherein two ends of the rolling roller are respectively provided with a water outlet pipe and a rotating shaft, the rolling roller, the water outlet pipe and the rotating shaft are coaxial, and the rolling roller is arranged on the frame through the water outlet pipe and the rotating shaft; the water pump is fixedly arranged in the winding roller, and a water outlet of the water pump is connected with a water outlet pipe; one end of the water pumping pipe penetrates through the rolling roller and is connected with a water inlet of the water pump; the driving motor is arranged on the frame and is connected with the water outlet pipe or the rotating shaft. The invention also provides a sampling method using the sampling device. The water pumping pipe of the sampling device for water quality monitoring can pump water and sample while being lowered or rolled, and the sampling efficiency is high. But the device can not extract water samples at multiple horizontal positions at the same depth.

The utility model aims to solve the technical problem that overcome current technical defect, provide a sampling device for water quality monitoring, this sampling device can increase and decrease the quantity of sampling unit according to actual need, can once only draw the water sample of a plurality of horizontal positions on the same degree of depth to can not sneak into the water sample of other depths in the sample, guaranteed the accuracy of water quality monitoring result.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to can't draw among the prior art in a plurality of horizontal position's on the same degree of depth water sample and the sample shortcoming such as easily sneaking into other degree of depth samples, provide a sampling device for water quality monitoring, this sampling device can increase and decrease the quantity of sampling unit according to actual need, can once only draw a plurality of horizontal position's on the same degree of depth water sample to can not sneak into the water sample of other depths in the sample, guaranteed water quality monitoring result's accuracy.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a sampling device for water quality monitoring, includes track, slide mechanism and sampling mechanism, and the track includes the sub-track of a plurality of nested settings, and every sub-track all is separated into upper slide rail on upper portion, middle well slide rail and the lower slide rail of lower part by the baffle, and slide mechanism slides and sets up under in the slide rail, and sampling mechanism is fixed to be set up in the slide mechanism lower part.

The sub-tracks are embedded and sleeved together to form a main body of the telescopic track, the outer wall of the inner sub-track is in sliding contact with the inner wall of the outer sub-track, the sub-tracks are connected in a sliding mode, the sub-tracks are made of aluminum alloy materials, lubricating performance is good between each contact surface, the sub-tracks can stretch out and draw back randomly to a specified size, rust is not prone to occurring, and users can set the sub-tracks in different numbers according to needs to meet sampling requirements of different positions. The upper slide rail is connected with the positioning plate and used for positioning each nested sub-rail at a certain position in the water body, the middle slide rail is used for connecting the upper slide rail of the adjacent sub-rail, and the lower slide rail is used for connecting the sliding mechanism and the sampling mechanism.

Preferably, the upper sliding rail is formed by two upper sliding feet, the middle sliding rail is formed by two middle sliding feet, the upper sliding rail and the middle sliding rail of two adjacent sub-rails are mutually inserted and nested, the lower sliding rail is formed by two lower sliding feet and is used for supporting the sliding mechanism and the sampling mechanism, and the sliding mechanism comprises a sliding part and a supporting rod, wherein the sliding part and the lower sliding rail form relative sliding, and the supporting rod is used for fixing the sampling mechanism.

Preferably, the width between the two lower sliding feet nested on the inner sub-track is larger than the width between the two lower sliding feet nested on the outer sub-track. The inner sub-track runner is contained within the outer sub-track runner so that two adjacent tracks can be nested together.

Preferably, the lower runners of each sub-track are nested to form a plurality of steps, and the sliding mechanism also forms a plurality of steps to match the lower runners of a plurality of nested sub-tracks. The heights of the plurality of lower sliding feet in the plurality of sub-tracks are the same, and the plurality of lower sliding feet formed after nesting are not on the same plane, so that the sliding mechanism can smoothly pass through each sub-track, the sliding part of the sliding mechanism is set to be in the step shape which is the same as the shape of the lower sliding feet after nesting so as to match the step shape of the lower sliding feet, so that when the sliding mechanism slides on the inner sub-track, the outermost step is in contact with the lower sliding feet of the inner sub-track to slide, and when the sliding mechanism slides on the outer sub-track, the step close to the inner part is in contact with the lower sliding feet of the outer sub-track to slide.

Preferably, the lower sliding feet of the sub-tracks are nested and then are on the same plane, and the sliding mechanism is also a plane and is arranged on the lower sliding rail in a sliding mode. The heights of the plurality of lower sliding feet in the plurality of sub-tracks are different, the plurality of lower sliding feet formed after final nesting are on the same plane, at the moment, the sliding portion of the sliding mechanism is arranged into the same plane instead of the step shape so as to be matched with the plane shape of the lower sliding feet, therefore, the sliding portion is in contact with the lower sliding feet to slide no matter the sliding mechanism slides on the inner sub-track or the outer sub-track, the phenomenon that the sliding mechanism is blocked when sliding on different sub-tracks is avoided, and the phenomenon that each sampling unit is not at the same horizontal position is also avoided.

Preferably, the sampling mechanism comprises a plurality of sampling units which are connected in series in sequence, the sampling units move along with the horizontal movement of the sliding mechanism, each sampling unit comprises a liquid storage cavity, a liquid inlet is formed in the central position of the lower bottom surface of each liquid storage cavity, and each liquid inlet is a one-way water inlet valve. A plurality of sampling unit establish ties and set up side by side, can be according to the quantity of the needs free combination sampling unit of actual sample, if the sample of a plurality of horizontal positions of needs, then can set up a plurality of sampling units. The one-way liquid inlet valve only can not allow water samples to enter, and sampling accuracy is guaranteed.

Preferably, an electromagnetic control switch is arranged at the liquid inlet and consists of two mutually attracted magnetic blocks and compression springs symmetrically arranged on the outer sides of the magnetic blocks, and the width of each magnetic block is greater than that of the liquid inlet. When a sample is needed to be taken, the electromagnetic control switch is turned on, the two magnetic blocks are opened towards two sides under the elastic action of the compression spring, the liquid inlet is opened at the moment, and the sample enters the liquid storage cavity from the liquid inlet.

Preferably, the electromagnetic control switch is electrically connected to an external control mechanism, and the slide mechanism is connected to an external manual drive device or an electric drive device.

Preferably, the outer sides of the compression springs are symmetrically provided with GPS sensors, and the GPS sensors are electrically connected with an external control panel. And a GPS sensor is arranged at the liquid inlet of each sampling unit and used for positioning the position of a sample to be extracted.

Preferably, sealing rubber strips are arranged at the mutual clamping positions of the two adjacent sub-tracks, and the joints of the plurality of sampling units are provided with the sealing rubber strips. The sealing rubber strip seals the gap at the nesting position to prevent the adjacent sub-tracks from sliding and displacing.

The utility model discloses owing to adopted above technical scheme, have following apparent technological effect:

(1) the utility model discloses a sampling device can increase and decrease the quantity of sampling unit according to actual need, and track and sampling unit are can dismantle, can the independent assortment as required, and the installation is convenient with the dismantlement, has avoided long track shortcoming such as bulky, difficult transportation.

(2) The sample of a plurality of horizontal positions on can once only drawing same degree of depth need not to put into the aquatic again with sampling device and takes out, and convenient operation is swift, and operating personnel controls operating panel and can realize all operations on the surface of water.

(3) Water samples with other depths cannot be mixed in the extracted sample, and comparability and accuracy of a water quality monitoring result are guaranteed.

Drawings

Fig. 1 is a schematic structural diagram of a single sub-track of the present invention.

Fig. 2 is a schematic structural diagram of embodiment 1 of the present invention.

Fig. 3 is a schematic structural diagram of embodiment 2 of the present invention.

Fig. 4 is an enlarged view of the liquid inlet portions of embodiment 1 and embodiment 2 of the present invention.

Fig. 5 is a perspective view of the multi-layer sub-track of the present invention.

The names of the parts indicated by the numerical references in the drawings are as follows: 1-a track; 11-sub-track; 12-a separator; 13-upper slide rail; 131-upper sliding feet; 14-a middle slide rail; 141-middle sliding feet; 15-lower slide rail; 151-lower sliding feet; 2-a sliding mechanism; 21-a sliding part; 22-a support bar; 23-step; 3-a sampling mechanism; 31-a sampling unit; 311-a liquid storage cavity; 312-a liquid inlet; 313-a solenoid-operated switch; 314-a magnetic block; 315-compression spring; 316-GPS sensor.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

Example 1:

a sampling device for water quality monitoring is disclosed, as shown in fig. 1, fig. 2, fig. 4 and fig. 5, comprising a track 1, a sliding mechanism 2 and a sampling mechanism 3, wherein the track 1 comprises a plurality of sub-tracks 11 which are nested, each sub-track 11 is divided into an upper sliding rail 13 at the upper part, a middle sliding rail 14 at the middle part and a lower sliding rail 15 at the lower part by a partition plate 12, the sliding mechanism 2 is arranged in the lower sliding rail 15 in a sliding way, and the sampling mechanism 3 is fixedly arranged at the lower part of the sliding mechanism 2.

The upper slide rail 13 is formed by two upper slide feet 131, the middle slide rail 14 is formed by two middle slide feet 141, the upper slide rails 13 and the middle slide rails 14 of two adjacent sub-rails 11 are inserted and nested with each other, the lower slide rail 15 is formed by two lower slide feet 151 and is used for supporting the sliding mechanism 2 and the sampling mechanism 3, and the sliding mechanism 2 comprises a sliding part 21 and a support rod 22, wherein the sliding part 21 and the lower slide rail 15 form relative sliding, and the support rod 22 is used for fixing the sampling mechanism 3.

The width between the two lower sliding feet 151 on the sub-rail 11 nested inside is greater than the width between the two lower sliding feet 151 on the sub-rail 11 nested outside.

The lower runners 151 of each sub-track 11 are nested to form a plurality of steps and the slide mechanism 2 also forms a plurality of steps 23 to match the lower runners 151 of a plurality of nested sub-tracks. Since the plurality of lower legs 151 of the plurality of sub-rails 11 have the same height, the plurality of lower legs 151 formed after being nested are not on the same plane, and thus in order to allow the sliding mechanism 2 to smoothly pass through each sub-rail 11 without being caught, the sliding portion of the sliding mechanism 2 is provided in a stepped shape having the same shape as that of the lower legs 151 after being nested to match the stepped shape of the lower legs 151, such that when the sliding mechanism 2 slides on the inner sub-rail 11, the outermost step slides in contact with the lower legs 151 of the inner sub-rail 11, and when the sliding mechanism 2 slides on the outer sub-rail 11, the step near the inner portion slides in contact with the lower legs 151 of the outer sub-rail 11.

The sampling mechanism 3 comprises a plurality of sampling units 31 which are connected in series in sequence, the sampling units 31 move along with the horizontal movement of the sliding mechanism 2, each sampling unit 31 comprises a liquid storage cavity 311, a liquid inlet 312 is arranged at the central position of the lower bottom surface of the liquid storage cavity 311, and the liquid inlet 312 is a one-way water inlet valve.

An electromagnetic control switch 313 is arranged at the liquid inlet, the electromagnetic control switch 313 comprises two mutually attracted magnetic blocks 314 and compression springs 315 symmetrically arranged on the outer sides of the magnetic blocks, and the width of each magnetic block 314 is larger than that of the liquid inlet 312.

The electromagnetic control switch 313 is electrically connected with an external control mechanism, and the sliding mechanism 2 is connected with an external manual driving device or an electric driving device.

The outer sides of the compression springs are symmetrically provided with GPS sensors 316, and the GPS sensors 316 are electrically connected with an external control panel.

Sealing rubber strips are arranged at the mutual clamping positions of the two adjacent sub-tracks 11, and the joints of the plurality of sampling units 31 are provided with the sealing rubber strips.

The working principle of the sampling device of the embodiment is as follows: according to the quantity of horizontal sampling positions and the difference of position intervals, setting different quantities of sub-tracks, fixedly setting different quantities of sampling units at the lower part of the sliding mechanism, adjusting the position of the sampling device under water by an operator according to the position displayed on the control panel, and if the position is accurate, turning on an electromagnetic control switch to enable a water sample to enter a liquid storage cavity, or turning on or turning off one or more sampling units at different positions as required.

Example 2:

this embodiment is substantially the same as embodiment 1, except that, as shown in fig. 3, the lower legs 151 of the sub-rails 11 are nested and located on the same plane, and the sliding mechanism 2 is also a plane and is slidably disposed on the lower slide rail 15. The heights of the lower sliding legs 151 in the sub-rails 11 are different, the lower sliding legs 151 formed after final nesting are all on a plane, and at this time, the sliding portion 21 of the sliding mechanism 2 is arranged to be a plane instead of a step shape so as to match the plane shape of the lower sliding legs 151, so that the sliding portion 21 slides in contact with the lower sliding legs 151 no matter the sliding mechanism 2 slides on the inner sub-rail 11 or the outer sub-rail 11, and the phenomenon that the sliding mechanism 2 is blocked when sliding on different sub-rails 11 is avoided.

The above embodiments are only used for illustrating the present invention, and not for limiting the present invention, and those skilled in the relevant technical field can make various changes and modifications without departing from the spirit and scope of the present invention, so that all equivalent technical solutions also belong to the scope of the present invention, and the protection scope of the present invention should be defined by the claims.

Claims

1. The utility model provides a sampling device for water quality monitoring which characterized in that: including track (1), slide mechanism (2) and sampling mechanism (3), track (1) includes sub-track (11) of a plurality of nested settings, every sub-track (11) all separated into upper slide rail (13) on upper portion, well slide rail (14) and lower slide rail (15) of lower part by baffle (12), slide mechanism (2) slide and set up in slide rail (15) down, sampling mechanism (3) are fixed to be set up slide mechanism (2) lower part.

2. The sampling device for water quality monitoring according to claim 1, characterized in that: go up slide rail (13) and form by two last sliding foot (131), well slide rail (14) are by two in sliding foot (141), go up slide rail (13) and well slide rail (14) of two adjacent sub-track (11) are pegged graft each other and are nested, lower slide rail (15) are by two down sliding foot (151) formation for support slide mechanism (2) and sampling mechanism (3), slide mechanism (2) including form relative gliding sliding part (21) with lower slide rail (15) to and be used for fixed bracing piece (22) of sampling mechanism (3).

3. The sampling device for water quality monitoring according to claim 2, characterized in that: the width between the two lower sliding feet (151) on the sub-track (11) nested inside is larger than the width between the two lower sliding feet (151) on the adjacent sub-track (11) nested outside.

4. A sampling device for water quality monitoring according to claim 3, characterized in that: the lower sliding feet (151) in the sub-tracks (11) are nested to form a plurality of steps, and the sliding mechanism (2) also forms a plurality of steps (23) which are used for matching with the lower sliding feet (151) nested in the sub-tracks (11).

5. A sampling device for water quality monitoring according to claim 3, characterized in that: the lower sliding feet (151) in each sub-track (11) are nested and then are on the same plane, and the sliding mechanism (2) is also a plane and is arranged on the lower sliding rail (15) in a sliding manner.

6. A sampling device for water quality monitoring according to claim 4 or 5, characterized in that: sampling mechanism (3) are including a plurality of sampling unit (31) that concatenate in proper order, sampling unit (31) move along with the horizontal migration of slide mechanism (2), sampling unit (31) include stock solution chamber (311), bottom surface central point puts and is provided with inlet (312) under stock solution chamber (311), inlet (312) are one-way water intaking valve.

7. The sampling device for water quality monitoring according to claim 6, characterized in that: an electromagnetic control switch (313) is arranged at the liquid inlet, the electromagnetic control switch (313) is composed of two mutually attracted magnetic blocks (314) and a compression spring (315) symmetrically arranged on the outer side of the magnetic blocks (314), and the width of the magnetic blocks (314) is greater than that of the liquid inlet (312).

8. The sampling device for water quality monitoring according to claim 7, characterized in that: the electromagnetic control switch (313) is electrically connected with an external control mechanism, and the sliding mechanism (2) is connected with an external manual driving device or an electric driving device.

9. A sampling device for water quality monitoring according to claim 7 or 8, characterized in that: the outer side of the compression spring (315) is symmetrically provided with a GPS sensor (316), and the GPS sensor (316) is electrically connected with an external control panel.

10. The sampling device for water quality monitoring according to claim 9, characterized in that: sealing rubber strips are arranged at the mutual clamping positions of the two adjacent sub-tracks (11), and the joints of the sampling units (31) are provided with the sealing rubber strips.