CN213902995U

CN213902995U - River section water sample extraction equipment

Info

Publication number: CN213902995U
Application number: CN202022809874.5U
Authority: CN
Inventors: 王慎阳; 李光明; 徐建阁; 马红磊
Original assignee: Henan Putai Environmental Technology Co ltd
Current assignee: Henan Putai Environmental Technology Co ltd
Priority date: 2020-11-30
Filing date: 2020-11-30
Publication date: 2021-08-06
Anticipated expiration: 2030-11-30

Abstract

The utility model provides river section water sample extraction equipment, which comprises a water collector, wherein a holding cavity is formed inside the water collector, and a one-way valve allowing liquid to enter the holding cavity is arranged on the side wall of the water collector; one of the two side surfaces of the water taking device, which are back to back, is provided with a water taking valve, the other side surface of the water taking device is communicated with a water pipe, and the other end of the water pipe is communicated with a water pump; the one-way valve is configured to open when a preset negative pressure value is formed in the accommodating cavity; through setting up the check valve on the water intaking ware to be linked together through water pipe and water intaking ware, the other end intercommunication water pump of water pipe, the different depth of water is transferred to the water intaking ware through the water pipe during the use, thereby samples at the depth of water of difference through controlling water pump work, then emits the water sample through the water intaking valve and detects, reaches the purpose of taking a sample to the river water of the different degree of depth.

Description

River section water sample extraction equipment

Technical Field

The utility model relates to a water sample collection technical field, concretely relates to river section water sample extraction equipment.

Background

With the development of economy, the pollution problem of rivers in China is not negligible. River water quality monitoring work is related to sustainable development of economy and body health of people. Water sample collection is an important link in water quality monitoring work.

The existing river water sample collecting device can only collect river water on the upper layer of a water meter generally, but the water quality of the river with a deep water level and the water quality of a Hu Pong water meter are not consistent with the water quality in the deep water, so that the river water with different depths are sampled and analyzed independently in order to ensure the accuracy of measuring the water quality of the river water.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned problem, this application provides a river section water sample extraction equipment, through set up the check valve on the water intaking ware to be linked together through water pipe and water intaking ware, the other end intercommunication water pump of water pipe, during the use through the water pipe with the water intaking ware transfer to different water depth, thereby sample at different water depth through controlling water pump work, then discharge the water sample through the water intaking valve and detect, reach the purpose of taking a sample to the river water of the different degree of depth.

The application provides river section water sample extraction equipment which comprises a water sampler, wherein an accommodating cavity is formed in the water sampler, and a one-way valve allowing liquid to enter the accommodating cavity is arranged on the side wall of the water sampler; one of the two side surfaces of the water taking device, which are back to back, is provided with a water taking valve, the other side surface of the water taking device is communicated with a water pipe, and the other end of the water pipe is communicated with a water pump; the one-way valve is configured to open when a preset negative pressure value is formed in the accommodating cavity.

Further, the water intake device is of a columnar structure, wherein the water intake valve and the water pipe are respectively arranged on two end faces of the water intake device, and the check valve is arranged on the side face of the water intake device.

Furthermore, a second valve for communicating the cavity with the outside is further arranged on the same surface of the water taking device and the water pipe.

Furthermore, a through hole is arranged on the side wall of the water taking device in a penetrating mode, a mounting hole is arranged around the through hole and is coaxial with the through hole, and the one-way valve is arranged in the mounting hole.

Furthermore, the check valve comprises a valve body, a liquid channel is formed in the valve body, a bottom is formed at one end, away from the water taking device, of the liquid channel, a flow channel is formed in the bottom, the flow channel is coaxial with the liquid channel, a spring and a sealing ball are sequentially arranged in the liquid channel from the water taking device to the bottom, and the spring can enable the sealing ball to be abutted against the flow channel and form sealing fit with the flow channel.

Furthermore, a spring mounting seat surrounding the through hole is further arranged on the outer side wall of the water taking device, and one end, far away from the sealing ball, of the spring is pressed against the outer side wall of the water taking device and is located in the spring mounting seat.

Furthermore, a filter screen is arranged in the liquid channel and is positioned on one side of the bottom, which is far away from the water taking device.

Advantageous effects

The utility model provides a river section water sample extraction equipment has following beneficial effect.

1. The elastic one-way valve is arranged, so that water flow can enter the accommodating cavity only when negative pressure is generated in the accommodating cavity when the water pump works, and accurate sampling is guaranteed.

2. Through with water intaking valve and water pipe setting on the side that the hydrophone carried on the back mutually, the water sample that conveniently will get inside the hydrophone is discharged.

3. The second valve is opened when the water in the accommodating cavity is discharged through the second valve, so that the water sample can flow out conveniently.

Drawings

Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings.

Fig. 1 is the overall structure schematic diagram of a river section water sample extraction equipment of the embodiment of the utility model.

Fig. 2 is a schematic structural diagram of a water intake device according to an embodiment of the present invention.

Fig. 3 is a partially enlarged structural diagram of a portion a in fig. 2.

Fig. 4 is a schematic structural view of the water pipe joint of the present invention.

Description of the drawings: the water pump 10, the water pipe 20, the water intake device 30, the water intake valve 33, the water pipe connector 40, the check valve 32, the second valve 31, the water pipe connector mounting hole 34, the through hole 300, the bottom 320, the sealing ball 321, the filter screen 322, the spring 323, the mounting hole 301, the spring mounting seat 302, the water pipe connector main body 41, the first connecting end 410, the water pipe connecting end 412 and the lock nut 42.

Detailed Description

The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not limiting of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

The application provides river section water sample extraction equipment, which comprises a water taking device 30, wherein an accommodating cavity is formed in the water taking device 30, and a one-way valve 32 allowing liquid to enter the accommodating cavity is arranged on the side wall of the water taking device 30; one of the two opposite side surfaces of the water taking device 30 is provided with a water taking valve 33, the other side surface is communicated with a water pipe 20, and the other end of the water pipe 20 is communicated with a water pump 10; the one-way valve (32) is configured to open when a preset negative pressure value is established within the housing chamber.

Specifically, the utility model provides a water sample extraction equipment can take a sample to the water of the different degree of depth, and concrete use method is: the water intake valve 33 is closed by connecting the water intake device 30 and the water pump 10 through the water pipe 20, the water intake device is placed at a predetermined sampling site by driving a boat or using an existing tool such as a support rod, the water displacement device 30 is placed in water, the water driver 30 sinks under the action of gravity, the sampling of different water depths is controlled by controlling the length of the water pipe, is used for controlling the water pump 10 to work when all valves on the water taking device 30 are in a closed state when the water pump 10 does not work, water flow cannot enter the water taking device, and only when the water driving device is sunk to a preset depth, therefore, negative pressure is generated inside the water sampler, water flows into the water sampler 30, when the water flows are pumped out by the water pump 10, the water pump is closed, the water sampler 30 is taken out of water, the water inside the water sampler 30 flows out by the water taking valve 33, water sample extraction is completed, and sampling is accurate through the method, so that the accuracy of water quality measurement can be ensured.

Further, referring to fig. 1 and fig. 2, the water obtaining device 30 is a cylindrical structure, preferably a cylindrical structure, wherein the water obtaining valve 33 and the water pipe 20 are respectively disposed on two end surfaces of the water obtaining device 30, and the check valve 32 is disposed on a side surface of the water obtaining device 30. Through this kind of mode of setting, when taking out the water sample in the hydrophone, only need pull water pipe 20, the one side that is provided with water intaking valve 33 this moment is in the below promptly, conveniently flows out the water sample after the sample, and is concrete, and the one side that water intaking valve 30 was provided with water intaking valve 33 sets up to leaking hopper-shaped, and water intaking valve 33 sets up in the central point that leaks hopper-shaped, more is favorable to the discharge of water sample through this kind of mode of setting.

Further, referring to fig. 1 and 2, a second valve 31 for communicating the cavity with the outside is further disposed on the same surface of the water intake device 30 as the water intake pipe 20.

It will be appreciated that the mere presence of the water intake valve 33, where the flow of water from the interior of the water intake 30 is not favoured by the effect of atmospheric pressure, facilitates the flow of sampled water by providing a second valve 31 on the same side of the water intake 30 as the water line 20, and opening the second valve so that air can enter the water intake 30 from the second valve 31 as the flow of water exits the water intake valve 33.

Further, referring to fig. 2 and fig. 3, as a specific embodiment, a through hole 300 is penetratingly formed in a side wall of the water intake device 30, a mounting hole 301 is formed around the through hole 300 and coaxially with the through hole, and the check valve 32 is disposed in the mounting hole 301.

Specifically, the mounting hole 301 is preferably a circular hole, and an internal thread may be provided on the inner side wall of the circular hole, and an external thread may be provided on the outer side wall of the check valve, so as to connect the check valve with the mounting hole 301.

Referring to fig. 3, the specific structure of the check valve is as follows: the check valve 32 comprises a valve body, the check valve 32 is connected with the mounting hole 301 in a matching manner through the valve body, a liquid channel 324 is formed in the valve body, a bottom 320 is formed at one end, away from the water taker 30, of the liquid channel 324, a flow channel which is coaxial with the liquid channel 324 is formed in the bottom 320, a spring 323 and a sealing ball 321 are sequentially arranged in the liquid channel 324 from the water taker 30 to the bottom 320, and the spring 323 can press the sealing ball 321 against the flow channel and form sealing fit with the flow channel. The tightness of the sealing ball 321 to the flow channel is ensured by the elastic force of the spring 323, when the negative pressure value generated inside the water collector 30 reaches a predetermined value, the external water flow presses the sealing ball 320 to move towards the direction close to the water collector 30, so that the water flow flows into the water collector 30 from the liquid channel 324 and the through hole 300, after sampling is completed, the water pump is turned off, and the spring 323 presses the sealing ball 320 to be pressed on the flow channel again to form sealing fit.

Referring to fig. 3, as a preferred embodiment, the liquid passage 324 is a tapered structure that gradually decreases from the position close to the water collector 30 to the flow passage, and the sealing ball 321 is guided by the arrangement, so that the spring can accurately push the sealing ball 321 to the flow passage to form a sealing fit.

Further, referring to fig. 3, a spring mounting seat 302 surrounding the through hole 300 is further disposed on the outer side wall of the water obtaining device 30, and one end of the spring 323 away from the sealing spherical ball 321 is pressed against the outer side wall of the water obtaining device 30 and is located in the spring mounting seat 302. The spring is positioned by arranging the spring mounting seat 302, so that the one-way valve is convenient to mount.

Further, referring to fig. 3, a filter screen 322 is further disposed in the liquid passage 324, and the filter screen 322 is located on a side of the bottom 320 away from the water sampler 30. Through setting up filter screen 322, can filter impurity such as pasture and water in the aquatic, prevent that impurity from getting into check valve 32 and influencing the normal work of check valve, also can prevent that impurity from getting into the inside water intaking valve that blocks up of water intaking ware 30.

It should be noted that the water intake valve and the second valve are both common manual valves.

Referring to fig. 1, 2 and 4, the water pipe 20 is communicated with the water intake device 30 through the water pipe joint 40, a water pipe joint mounting hole 34 is formed in an end surface of the water intake device, the water pipe joint mounting hole 34 is a threaded hole, the water pipe joint 40 includes a water pipe joint main body 41 and a lock nut 42 which are in threaded connection, the water pipe joint main body 41 is provided with a first connection end 410 and a water pipe connection end 412, an external thread is formed on an outer peripheral surface of the first connection end 410, the first connection end is connected with the water intake device through the external thread, a boss is formed on an outer peripheral surface of the water pipe connection end 412, a water pipe is sleeved on the water pipe connection end 412 and located outside the boss, and then the water pipe 20 is locked through the lock nut 42 to complete connection of the water intake device.

The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be understood by those skilled in the art that the scope of the present invention is not limited to the specific combination of the above-mentioned features, but also covers other embodiments formed by any combination of the above-mentioned features or their equivalents without departing from the spirit of the present invention. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.

Claims

1. The river section water sample extraction equipment is characterized by comprising a water taking device (30), wherein an accommodating cavity is formed in the water taking device (30), and a one-way valve (32) allowing liquid to enter the accommodating cavity is arranged on the side wall of the water taking device (30); one of two opposite side surfaces of the water taking device (30) is provided with a water taking valve (33), the other side surface is communicated with a water pipe (20), the other end of the water pipe (20) is communicated with a water pump (10), and the one-way valve (32) is configured to be opened when a preset negative pressure value is formed in the accommodating cavity.

2. A river section water sampling device according to claim 1, wherein the water sampler (30) is a columnar structure, wherein the water sampling valve (33) and the water pipe (20) are respectively arranged on two end faces of the water sampler (30), and the one-way valve (32) is arranged on the side face of the water sampler (30).

3. A river section water sampling device according to claim 2, wherein a second valve (31) for communicating the accommodating cavity with the outside is further arranged on the same surface of the water taking device (30) as the water pipe (20).

4. The river section water sampling equipment according to claim 2, wherein a through hole (300) is arranged on the side wall of the water sampler (30) in a penetrating manner, a mounting hole (301) is arranged around the through hole (300) and coaxial with the through hole, and the one-way valve (32) is arranged in the mounting hole (301).

5. The river section water sample extraction device according to claim 4, wherein the one-way valve (32) comprises a valve body, a liquid channel (324) is formed in the valve body, a bottom (320) is formed at one end, away from the water sampler (30), of the liquid channel (324), a flow channel coaxial with the liquid channel (324) is formed on the bottom (320), a spring (323) and a sealing ball (321) are sequentially arranged in the liquid channel (324) from the water sampler (30) to the bottom (320), and the spring (323) can press the sealing ball (321) against the flow channel and form sealing fit with the flow channel.

6. A river section water sampling device according to claim 5, wherein a spring mounting seat (302) surrounding the through hole (300) is further arranged on the outer side wall of the water sampler (30), and one end of the spring (323) far away from the sealing ball (321) is pressed against the outer side wall of the water sampler (30) and is located in the spring mounting seat (302).

7. A river section water sampling device according to claim 5, wherein a filter screen (322) is further arranged in the liquid channel (324), and the filter screen (322) is positioned on the side of the bottom (320) far away from the water sampler (30).