CN209945786U - Urban rainwater sewage pipe network deepwater water quality sampling device with automatic sinking and floating functions - Google Patents
Urban rainwater sewage pipe network deepwater water quality sampling device with automatic sinking and floating functions Download PDFInfo
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- CN209945786U CN209945786U CN201920015886.5U CN201920015886U CN209945786U CN 209945786 U CN209945786 U CN 209945786U CN 201920015886 U CN201920015886 U CN 201920015886U CN 209945786 U CN209945786 U CN 209945786U
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Abstract
The utility model provides a pair of city rain sewage pipe network deep water quality of water sampling device with automatic ups and downs function, include: the method comprises the following steps: buoyancy case, the sampling case, sample storage mechanism, negative pressure generation mechanism and controller, sampling case and buoyancy bottom of the case portion fixed connection, sample storage mechanism sets up in the sampling case, water inlet and venthole have been seted up to sample storage mechanism, the water inlet of sample storage mechanism is equipped with first valve body, the venthole of sample storage mechanism is equipped with the second valve body, the venthole of sample storage mechanism and negative pressure generation mechanism's air inlet intercommunication, the inlet opening has been seted up to sampling case bottom or lateral wall, the inlet opening of sampling case and the water inlet of sample storage mechanism pass through the water sampling pipe intercommunication, the one end that the bin was kept away from to the water sampling pipe is equipped with the third valve body, controller difference control connection buoyancy case, first valve body, the second valve body, third valve body and negative pressure generation mechanism. The utility model provides a pair of city rain sewage pipe network deep water quality of water sampling device with automatic ups and downs function can require adjustment sampling depth and sampling volume according to the sampling of difference, has improved the accuracy nature of sampling.
Description
Technical Field
The utility model relates to a water quality testing equipment technical field, concretely relates to city rain sewage pipe network deep water quality of water sampling device with automatic ups and downs function.
Background
The water quality analysis work is inevitable work before hydraulic engineering is implemented, in the existing water sample collection method, mainly throws the collector into water by manpower or presses the collecting bottle to the bottom by hands to collect, the collector starts to collect water when being immersed in water, for example, the chinese patent with application number 201820786036.0 discloses a novel water quality sampler, the structure of the tank body is arranged, so that when the tank body collects water quality, a user can press the tank body into water through the handle, the movable plate is pushed upwards by the thrust of the water, so that the water can flow into the tank body through the through hole, when the tank body is lifted upwards, the movable plate is pushed to the bottom of the tank body by the weight of the water in the tank body until the movable plate is abutted against the bottom of the tank body, and the sealing groove on the movable plate is matched with the ring seat at the periphery of the through hole to seal the through hole, and the pin shaft on the limiting seat is inserted into the limiting hole on the guide rod to lock the movable plate. However, the collection method is difficult to accurately collect water samples at different depths, so that the water quality analysis is greatly influenced.
SUMMERY OF THE UTILITY MODEL
Based on the technical problem that the background art exists, the utility model provides a city rain sewage pipe network deep water quality of water sampling device with automatic ups and downs function.
The utility model provides a pair of city rain sewage pipe network deep water quality of water sampling device with automatic ups and downs function, include: buoyancy case, the sampling case, sample storage mechanism, negative pressure generation mechanism and controller, sampling case and buoyancy bottom of the case portion fixed connection, sample storage mechanism sets up in the sampling case, water inlet and venthole have been seted up to sample storage mechanism, the water inlet of sample storage mechanism is equipped with first valve body, the venthole of sample storage mechanism is equipped with the second valve body, the venthole of sample storage mechanism and negative pressure generation mechanism's air inlet intercommunication, the inlet opening has been seted up to sampling case diapire or lateral wall, the inlet opening of sampling case and the water inlet of sample storage mechanism pass through the water sampling pipe intercommunication, the one end that the bin was kept away from to the water sampling pipe is equipped with the third valve body, controller difference control connection buoyancy case, first valve body, the second valve body, third valve body and negative pressure generation mechanism.
Preferably, the sample storage mechanism comprises a plurality of storage boxes, air outlet holes of the storage boxes are communicated with air inlets of the negative pressure generation mechanism, a plurality of water inlet holes are formed in the bottom wall or the side wall of each sampling box, the water inlet holes are in one-to-one correspondence with the storage boxes, and the water inlet holes are communicated with the corresponding storage boxes through water sampling pipes.
Preferably, a liquid level sensing mechanism is arranged on the side wall of each storage tank close to the top, and the liquid level sensing mechanism is in signal connection with the controller.
Preferably, the negative pressure generating mechanism comprises a vacuum pump and a vacuum tank, the vacuum pump, the vacuum tank and the corresponding storage tank are sequentially communicated, and the controller is connected with the vacuum pump in a control mode.
The utility model provides a pair of city rain sewage pipe network deep water quality of water sampling device with automatic ups and downs function has following beneficial effect:
(1) the sampling depth can be adjusted according to different sampling requirements by arranging the buoyancy tank, and the use is convenient.
(2) The negative pressure generation mechanism is arranged, so that the sampling quantity can be adjusted according to different sampling requirements, a water sample can be rapidly collected, and the water quality sampling efficiency is improved.
(3) Through setting up the through-hole on the diapire of sampling box, can get a plurality of water samples to the water of same degree of depth, can learn the quality of water condition of this degree of depth more accurately through measuring a plurality of water samples, improved the accuracy of sampling.
(4) Through setting up the through-hole when the lateral wall of sampling box, can be simultaneously to the synchronous sample of the water of the different degree of depth of same vertical section, reduce the disturbance to the water, improved the accuracy of sampling.
(5) By arranging the liquid level sensing mechanism which can be used for sensing the height of the water level in the storage tank, when the water level reaches the set range, the controller can automatically control the negative pressure generating mechanism to stop working and close the third valve body, so that the accuracy of the sampling amount is improved.
Drawings
Fig. 1 is a schematic structural diagram of the deep water quality sampling device of the urban rainwater and sewage pipe network with the automatic sinking and floating function provided by the utility model.
Detailed Description
Referring to fig. 1, the utility model provides a city rain sewage pipe network deep water quality of water sampling device with automatic ups and downs function, include: buoyancy case 1, sampling case 2, sample storage mechanism, mechanism 4 and controller take place for the negative pressure, sampling case 2 and 1 bottom fixed connection of buoyancy case, sample storage mechanism sets up in sampling case 2, sample storage mechanism has seted up water inlet and venthole, the water inlet of sample storage mechanism is equipped with first valve body, the venthole of sample storage mechanism is equipped with the second valve body, mechanism 4's air inlet intercommunication takes place for the venthole and the negative pressure of sample storage mechanism, the inlet opening has been seted up to 2 diapalls of sampling case or lateral wall, the inlet opening of sampling case 2 and sample storage mechanism's water inlet are through collecting pipe 5 intercommunication, the one end that collecting pipe kept away from bin 3 is equipped with the third valve body, the controller is control connection buoyancy case 1 respectively, first valve body, the second valve body, third valve body and negative pressure generating mechanism 4.
In this embodiment, the sample storage mechanism includes a plurality of bin 3, and the venthole of bin 3 and the air inlet intercommunication of mechanism 4 take place for the negative pressure, and a plurality of inlet openings have been seted up to 2 diapalls of sampling box or lateral wall, the inlet opening of sampling box and 3 one-to-one of bin, and the inlet opening of sampling box 2 and the bin 3 that corresponds communicate through water sampling pipe 5. The water inlet and the venthole have all been seted up to every bin 3, are equipped with first valve body in the water inlet, and the venthole is equipped with the second valve body, and bin 3's venthole and negative pressure take place the air inlet intercommunication of mechanism 4. When the number of the negative pressure generating mechanisms 4 is plural, the storage tanks 3 correspond to the negative pressure generating mechanisms 4 one to one. The air outlet of the negative pressure generating mechanism 4 can directly discharge air into the air or is communicated with the buoyancy tank 1, and buoyancy is increased while water samples are collected, so that the deep water quality sampling device of the urban rainwater and sewage pipe network with the automatic sinking and floating function keeps the same depth. By arranging the storage boxes 3, the water sampling pipes 5 and the through holes, when the through holes are formed in the bottom wall of the sampling box 2, a plurality of water samples can be taken from water at the same depth, and the water quality condition at the depth can be accurately obtained by measuring the water samples; when the through-hole setting was when 2 lateral walls of sampling box, can be simultaneously to the synchronous sample of the water of the different degree of depth of same vertical end face, reduce the disturbance to the water, guaranteed the accuracy nature of sampling.
In the present embodiment, the storage tank 3 is provided with a liquid level sensing mechanism 6, and the liquid level sensing mechanism 6 is in signal connection with the controller. The liquid level sensing mechanism 6 is used for sensing the water level in the storage tank 3, and when the water level reaches the set range, the controller automatically closes the third valve body, the first valve body and the second valve body and stops the negative pressure generating mechanism 4, so that the accuracy of sampling amount is improved.
Preferably, the negative pressure generating mechanism 4 comprises a vacuum pump and a vacuum tank, the vacuum pump, the vacuum tank and the storage tank 3 are sequentially communicated, and the controller is connected with the vacuum pump in a control mode. The vacuum tank is used for storing vacuum energy generated by the vacuum pump, the vacuum pump is prevented from being in a long-time working state, energy consumption is saved, and vacuum negative pressure in the vacuum tank can vacuumize the storage box 3.
When the vacuum valve is used, the first valve body, the second valve body and the third valve body are closed, and the vacuum pump is used for vacuumizing the vacuum tank to enable the vacuum tank to keep negative pressure. The urban rainwater and sewage pipe network deep water quality sampling device with the automatic sinking and floating function is placed in water, the buoyancy tank 1 is adjusted through the controller to enable the urban rainwater and sewage pipe network deep water quality sampling device with the automatic sinking and floating function to automatically sink and float to a proper depth, the third valve body is opened, the storage tank 3 is vacuumized by using vacuum negative pressure in the vacuum tank, the second valve body is closed after the vacuum degree in the storage tank 3 reaches a preset value, the first valve body corresponding to the storage tank 3 and the third valve body corresponding to the water sampling pipe 5 are opened, at the moment, as the vacuum negative pressure exists in the storage tank 3, a water sample in a water area to be detected connected with the water sampling pipe is pumped into the storage tank 3, and after the liquid level sensing mechanism 6 in the storage tank 3 detects the water level (or preset opening time), the controller automatically controls the first valve body and the third valve body to be closed. The controller controls the buoyancy tank 1 to change the depth, and sampling can be continued. The utility model provides a pair of city rain sewage pipe network deep water quality of water sampling device with automatic ups and downs function, simple structure can require adjustment sampling depth, acquisition volume and gather the water sample rapidly according to the sampling of difference, improves the accuracy of quality of water sampling efficiency and sampling.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (4)
1. The utility model provides a deep water quality sampling device of city rain sewage pipe network with automatic ups and downs function which characterized in that includes: the device comprises a buoyancy tank (1), a sampling tank (2), a sample storage mechanism, a negative pressure generation mechanism (4) and a controller, wherein the sampling tank (2) is fixedly connected with the bottom of the buoyancy tank (1), the sample storage mechanism is arranged in the sampling tank (2), the sample storage mechanism is provided with a water inlet and a gas outlet, the water inlet of the sample storage mechanism is provided with a first valve body, the gas outlet of the sample storage mechanism is provided with a second valve body, the gas outlet of the sample storage mechanism is communicated with the gas inlet of the negative pressure generation mechanism (4), the bottom wall or the side wall of the sampling tank (2) is provided with a water inlet, the water inlet of the sampling tank (2) is communicated with the water inlet of the sample storage mechanism through a water collection pipe (5), one end of the water collection pipe (5) far away from a storage tank (3) is provided with a third valve body, the negative pressure generating valve comprises a first valve body, a second valve body, a third valve body and a negative pressure generating mechanism (4).
2. The deep water sampling device of the urban rainwater and sewage pipe network with the automatic sinking and floating function according to claim 1, wherein the sample storage mechanism comprises a plurality of storage tanks (3), air outlet holes of the storage tanks (3) are communicated with air inlet holes of the negative pressure generating mechanism (4), a plurality of water inlet holes are formed in the bottom wall or side wall of each sampling tank (2), the water inlet holes are in one-to-one correspondence with the storage tanks (3), and the water inlet holes are communicated with the corresponding storage tanks (3) through water sampling pipes (5).
3. The deep water sampling device of the urban rainwater and sewage pipe network with the automatic sinking and floating function according to claim 2, wherein a liquid level sensing mechanism (6) is arranged on the side wall of the storage tank (3) close to the top, and the liquid level sensing mechanism (6) is in signal connection with the controller.
4. The deep water sampling device of the urban rainwater and sewage pipe network with the automatic sinking and floating function according to claim 3, wherein the negative pressure generating mechanism (4) comprises a vacuum pump and a vacuum tank, the vacuum pump, the vacuum tank and the storage tank (3) are sequentially communicated, and the controller is in control connection with the vacuum pump.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920015886.5U CN209945786U (en) | 2019-01-04 | 2019-01-04 | Urban rainwater sewage pipe network deepwater water quality sampling device with automatic sinking and floating functions |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920015886.5U CN209945786U (en) | 2019-01-04 | 2019-01-04 | Urban rainwater sewage pipe network deepwater water quality sampling device with automatic sinking and floating functions |
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| CN209945786U true CN209945786U (en) | 2020-01-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109540602A (en) * | 2019-01-04 | 2019-03-29 | 安徽辰控智能科技有限公司 | A kind of city rain sewage network deep water water quality sampling device with automatic sink-float function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109540602A (en) * | 2019-01-04 | 2019-03-29 | 安徽辰控智能科技有限公司 | A kind of city rain sewage network deep water water quality sampling device with automatic sink-float function |
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