CN213933240U

CN213933240U - Sampling device for water quality testing

Info

Publication number: CN213933240U
Application number: CN202022447926.9U
Authority: CN
Inventors: 王志鹏; 任少腾
Original assignee: Hebei Research Institute of Investigation and Design of Water Conservancy and Hydropower
Current assignee: Hebei Institute of Investigation and Design of Water Conservancy and Hydropower Group Co Ltd
Priority date: 2020-10-29
Filing date: 2020-10-29
Publication date: 2021-08-10
Anticipated expiration: 2030-10-29

Abstract

The utility model discloses a sampling device for water quality testing, relate to water quality testing sampling technical field, the problem of complex operation and sampling device can't satisfy the user demand is solved, a sampling device for water quality testing is including sampling box, confirm the depth of water through level sensor, the second motor drives the bull stick rotation through the second pivot, the bull stick drives the piston rod and drives the reciprocal swing of bull stick body, when inlet channel and piston rod pipeline intercommunication, the piston rod inhales the piston rod pipeline with the water sample, the rationale, when outlet conduit and piston rod pipeline intercommunication, the piston rod passes through the shower nozzle will remain water sample extrusion, it all discharges the back to remain the water sample, first motor drives the carousel through first pivot and rotates 30 and remove the sampling bottle to under the shower nozzle, the rationale, the sampling bottle will be impressed, after the sample is accomplished, slewing mechanism drives the sampling bottle and rotates 30, when moving the device to the next sampling depth, the above cycle is repeated, which has the advantages of complex operation and the sampling device meeting the requirements of users.

Description

Sampling device for water quality testing

Technical Field

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

Background

Through more than thirty years of innovation and development and economic development, the economy of China has greatly leap, and due to the fact that the pace of the industrialization process is quickened, the accompanying environmental problems, particularly the problem of water pollution, become serious day by day, water quality monitoring becomes one of important work of environmental workers, and water sample collection is a necessary step of water quality monitoring.

At present, in China, when a water area without a long-term continuous monitoring section is sampled, most of people adopt an artificial sampling method, namely scientific research personnel or working personnel arrive at a sampling place through a water surface transport tool or a water surface building and carry out artificial sampling through a manual depth setting sampler.

Traditional sampling device samples and divide into two kinds, and first kind can only take the sample of certain degree of depth at every turn, needs sample many times, complex operation to sample many times can lead to the accumulative total error grow of the degree of depth data of sample at every turn, because the structure is fixed between the sampling device to the sampling device of the sample of the disposable different degree of depth that can gather, lead to the sample degree of depth at every turn can't require the sample according to the user.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to above-mentioned defect, provide a sampling device for water quality testing to solve the problem that complex operation and sampling device can't satisfy the user demand.

In order to achieve the above object, the utility model provides a following technical scheme:

a sampling device for water quality detection comprises a sampling box, a sampling mechanism and a rotating mechanism, wherein the sampling mechanism comprises a body, a second motor, a second rotating shaft, a rotating rod, a piston rod, a rotating body and a spray head, the body is a sampling mechanism body, the body is fixedly connected with the sampling box, the body is provided with a water inlet pipeline and a water outlet pipeline, the water inlet pipeline is communicated with the outside through a hose and a one-way valve, the water outlet end of the water outlet pipeline is provided with the spray head on the body, the body is movably connected with the rotating body, a piston rod pipeline is arranged in the rotating body, the body is fixedly connected with the second motor, the second motor is fixedly connected with the second rotating shaft, the second rotating shaft is fixedly connected with the rotating rod, the rotating rod is movably connected with the piston rod, the piston rod is movably connected with the rotating body, the rotating mechanism comprises a, the sample bottle is placed in the placing groove, and the rotating disc is provided with a water storage groove for temporarily storing wastewater.

As a further scheme of the utility model, the sampling box top is equipped with rings, rings fixed connection rope, the sampling box right side is equipped with the water inlet, the sampling box left side is equipped with the sealing port, water inlet department is equipped with the check valve, check valve fixed connection sampling box and hose, hose fixed connection sampling mechanism.

As a further scheme of the utility model, the water inlet below is equipped with level sensor on the sampling box, level sensor wireless connection mobile device can know the sampling depth of mechanism of taking a sample this moment through mobile device.

As a further aspect of the present invention, the piston rod is composed of a connecting rod and a piston, the connecting rod is movably connected to the rotating rod, and the piston extends into the piston rod pipeline.

As a further scheme of the utility model, slewing mechanism still includes first motor and first pivot, be equipped with the diaphragm in the sample box, the diaphragm top is equipped with the carousel, the first pivot of carousel fixed connection, first pivot runs through the diaphragm and the first motor of fixed connection, first motor fixed connection sample box.

As a further proposal of the utility model, the placing groove and the sampling bottle number are 6.

To sum up, compared with the prior art, the utility model has the following beneficial effects:

the device is put into water through a rope, the water depth is determined through a water level sensor, when a sample is taken through a mobile device control device, firstly, a residual water sample in the device is discharged into a water storage tank, a second motor is started, the second motor drives a rotating rod to rotate through a second rotating shaft, the rotating rod drives a piston rod to swing in a reciprocating manner, the piston rod drives a rotating body to swing in a reciprocating manner, when a water inlet pipeline is communicated with a piston rod pipeline, the piston rod moves upwards along the piston rod pipeline and sucks the water sample into the piston rod pipeline through a one-way valve and a hose, similarly, when the water outlet pipeline is communicated with the piston rod pipeline, the piston rod moves downwards along the piston rod pipeline and presses out the residual water sample through a spray head, after all the residual water sample is discharged, the first motor drives a rotary disc to rotate for 30 degrees through a first rotating shaft to move a sample bottle to be under the spray head, after the sample is accomplished, slewing mechanism drives the sampling bottle rotatory 30, when removing the device to next sample depth, repeats above-mentioned circulation, and this device is carried out from the aquatic to whole samples after accomplishing, opens sealed mouthful discharge waste water, takes out the sampling bottle, has complex operation and the advantage that sampling device satisfied the user demand.

Drawings

Fig. 1 is a schematic structural diagram of the utility model.

Fig. 2 is a schematic structural view of a middle sampling mechanism of the utility model.

Fig. 3 is a schematic structural view of the turntable in the utility model.

Fig. 4 is a schematic structural view of the piston rod of the utility model.

Reference numerals: 1-sampling box, 2-lifting ring, 3-sealing port, 4-first motor, 5-first rotating shaft, 6-rotating disc, 7-placing groove, 8-water storage tank, 9-body, 901-water inlet pipe, 902-water outlet pipe, 10-second motor, 11-second rotating shaft, 12-rotating rod, 13-piston rod, 1301-connecting rod, 1302-piston, 14-rotating body, 1401-piston rod pipe, 15-spray head, 16-hose, 17-water inlet, 18-one-way valve, 19-horizontal plate, 20-sampling bottle and 21-water level sensor.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

Example 1

Shown by fig. 1 ~ 4, a sampling device for water quality testing, including sampling box 1 and sampling mechanism, 1 top of sampling box is equipped with rings 2, 2 fixed connection ropes of rings, 1 right side of sampling box is equipped with water inlet 17, 1 left side of sampling box is equipped with seal port 3, water inlet 17 department is equipped with

check valve

18, 18 fixed connection sampling box and hose 16 of check valve, 16 fixed connection sampling mechanism of hose, 17 below of water inlet is equipped with level sensor 21 on sampling box 1, level sensor 21 wireless connection mobile device can know the sampling mechanism sample depth this moment through the mobile device.

Further, the sampling mechanism comprises a body 9, a second motor 10, a second rotating shaft 11, a rotating rod 12, a piston rod 13, a rotating body 14 and a nozzle 15, the body 9 is fixedly connected with the sampling box 1, the body 9 is provided with a water inlet pipeline 901 and a water outlet pipeline 902, the water inlet pipeline 901 is communicated with the outside through a hose 16 and a one-way valve 18, the water outlet end of the water outlet pipeline 902 is provided with the nozzle 15 on the body 9, the body 9 is movably connected with the rotating body 14, the piston rod pipeline 1401 is arranged in the rotating body 14, the body 9 is fixedly connected with the second motor 10, the second motor 10 is fixedly connected with the second rotating shaft 11, the second rotating shaft 11 is fixedly connected with the rotating rod 12, the rotating rod 12 is movably connected with the piston rod 13, and the piston rod 13 is movably connected with the rotating body 14.

Further, the piston rod 13 is composed of a connecting rod 1301 and a piston 1302, the connecting rod 1301 is movably connected with the rotating rod 12, and the piston 1302 extends into the piston rod pipeline 1401.

Example 2

Referring to fig. 1-4, a sampling device for water quality testing includes slewing mechanism, slewing mechanism includes first motor 4, first pivot 5 and carousel 6, be equipped with diaphragm 19 in the sample box 1, diaphragm 19 top is equipped with carousel 6, carousel 6 rotates and connects diaphragm 19, carousel 6 fixed connection first pivot 5, first pivot 5 runs through diaphragm 19 and fixed connection first motor 4, first motor 4 fixed connection sample box 1.

Further, a placing groove 7 is arranged on the rotary disc 6, a sampling bottle 20 is placed in the placing groove 7, and a water storage tank 8 for temporarily storing wastewater is arranged on the rotary disc 6.

Further, the number of the placing grooves 7 and the number of the sampling bottles 20 are both 6.

To sum up, the utility model discloses a theory of operation is:

the device is put into water through a rope, the water depth is determined through a water level sensor 21, when sampling is carried out through a mobile equipment control device, firstly, a water sample remained in the device is discharged into a water storage tank 8, a second motor 10 is started, the second motor 10 drives a rotating rod 12 to rotate through a second rotating shaft 11, the rotating rod 12 drives a piston rod 13 to reciprocate, the piston rod 13 drives a rotating body 14 to reciprocate, when a water inlet pipeline 901 is communicated with a piston rod pipeline 1401, the piston 1302 moves upwards along the piston rod pipeline 1401 and sucks the water sample into the piston rod pipeline 1401 through a one-way valve 18 and a hose 16, similarly, when the water outlet pipeline 902 is communicated with the piston rod pipeline 1401, the piston 1302 moves downwards along the piston rod pipeline 1401 and sucks the water sample into the piston rod pipeline 1401 through a spray nozzle 15, after all the remained water sample is discharged, the first motor 4 drives a rotating disc 6 to rotate by 30 degrees through a first rotating shaft 5 to move a sampling bottle 20 to a position right below the spray nozzle 15, in the same way, impress the water sample in sampling bottle 20, after the sample was accomplished, slewing mechanism drives sampling bottle 20 rotatory 30, when removing the device to next sample depth, repeats above-mentioned circulation, and this device is carried out from the aquatic after the whole samples are accomplished, opens 3 discharge waste water of sealing port, takes out sampling bottle 20.

It needs the special explanation, combine the design with sampling mechanism and slewing mechanism to use a sampling device for water quality testing for this application is the innovation point of this application, and it has effectively solved the problem that complex operation and sampling device can't satisfy the user demand.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A sampling device for water quality detection comprises a sampling box (1), a sampling mechanism and a rotating mechanism, and is characterized in that the sampling mechanism comprises a body (9), a second motor (10), a second rotating shaft (11), a rotating rod (12), a piston rod (13), a rotating body (14) and a nozzle (15), the body (9) is fixedly connected with the sampling box (1), the body (9) is provided with a water inlet pipeline (901) and a water outlet pipeline (902), the water inlet pipeline (901) is communicated with the outside through a hose (16) and a one-way valve (18), the water outlet end of the water outlet pipeline (902) is provided with the nozzle (15) on the body (9), the body (9) is movably connected with the rotating body (14), the piston rod pipeline (1401) is arranged in the rotating body (14), the body (9) is fixedly connected with the second motor (10), the second motor (10) is fixedly connected with the second rotating shaft (11), second pivot (11) fixed connection bull stick (12), bull stick (12) swing joint piston rod (13), piston rod (13) swing joint rotor (14), slewing mechanism includes carousel (6), carousel (6) rotate and connect diaphragm (19), are equipped with standing groove (7) on carousel (6), sample bottle (20) have been placed in standing groove (7), be equipped with catch basin (8) that are used for saving waste water on carousel (6).

2. The sampling device for water quality detection according to claim 1, wherein a lifting ring (2) is arranged above the sampling box (1), the lifting ring (2) is fixedly connected with a rope, a water inlet (17) is arranged on the right side of the sampling box (1), a sealing port (3) is arranged on the left side of the sampling box (1), a check valve (18) is arranged at the water inlet (17), the check valve (18) is fixedly connected with the sampling box (1) and a hose (16), and the hose (16) is fixedly connected with a sampling mechanism.

3. The sampling device for water quality detection according to claim 2, wherein a water level sensor (21) is arranged on the sampling box (1) below the water inlet (17), and the water level sensor (21) is wirelessly connected with a mobile device.

4. The sampling device for water quality detection according to claim 1, wherein the piston rod (13) comprises a connecting rod (1301) and a piston (1302), the connecting rod (1301) is movably connected with the rotating rod (12), and the piston (1302) extends into the piston rod pipeline (1401).

5. The sampling device for water quality detection according to claim 1, wherein the rotating mechanism further comprises a first motor (4) and a first rotating shaft (5), a transverse plate (19) is arranged in the sampling box (1), a rotating disc (6) is arranged above the transverse plate (19), the rotating disc (6) is fixedly connected with the first rotating shaft (5), the first rotating shaft (5) penetrates through the transverse plate (19) and is fixedly connected with the first motor (4), and the first motor (4) is fixedly connected with the sampling box (1).

6. The sampling device for water quality testing according to claim 1, wherein the number of the placing tank (7) and the number of the sampling bottles (20) are both 6.