CN213933237U

CN213933237U - Automatic water sample collecting device for water quality assay

Info

Publication number: CN213933237U
Application number: CN202022402032.8U
Authority: CN
Inventors: 尚翔; 周松
Original assignee: Bijie Hongye Testing Co ltd
Current assignee: Bijie Hongye Testing Co ltd
Priority date: 2020-10-26
Filing date: 2020-10-26
Publication date: 2021-08-10
Anticipated expiration: 2030-10-26

Abstract

The utility model belongs to the technical field of the automatic acquisition technique and specifically relates to a water sample automatic acquisition device for quality of water chemical examination, to the poor unsuitable long-time continuous sampling of prior art normal water sample acquisition device suitability and the unstable problem of receiving flask deposit, the scheme is as follows now put forward, it includes the pontoon, the housing of rigid coupling at the pontoon top, install the controller in housing outside one side, set up the operation mouth at the housing top, articulate the outside operation door of operation mouth, the mounting panel of rigid coupling in housing inside, be located the inside storage appearance mechanism and the collection mechanism of housing. The utility model discloses stable in structure has not only realized the automatic acquisition of water sample, has still realized the self-cleaning of pipeline, mutually supports through pontoon and sealed housing, and collection system can adapt to the work under more extreme environment, mutually supports through placing mouth, clamp plate and bottle lid, has effectively guaranteed the stability of placing of water sample, easily uses widely.

Description

Automatic water sample collecting device for water quality assay

Technical Field

The utility model relates to an automatic acquisition field especially relates to a water sample automatic acquisition device for quality of water chemical examination.

Background

Along with the progress and development of society, various factories are continuously developed, more sewage is often generated in the production and living processes, part of manufacturers have poor environmental awareness, the production wastewater is directly discharged into the natural environment, the natural environment is greatly harmed, and the water sample needs to be effectively collected at variable time for detecting the water quality of the natural environment.

The water sample collection method in the prior art is single, always still uses the mode of artifical collection to carry out water sample collection, often has great risk in the water sample collection process, can not adapt to the accurate sample under some extreme conditions, is more difficult to realize to taking a sample in succession at the sampling band point, and the sampling bottle is difficult to fix and seal in sampling device, and for this reason, this scheme has provided a water sample automatic acquisition device for quality of water chemical examination.

SUMMERY OF THE UTILITY MODEL

The utility model provides a water sample automatic acquisition device for quality of water chemical examination has solved the poor unsuitable long-time continuous sampling of prior art normal water sample acquisition device suitability and the unstable problem is deposited to the receiving flask.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an automatic water sample collecting device for water quality testing comprises a floating pontoon, a housing fixedly connected to the top of the floating pontoon, a controller arranged on one side of the outside of the housing, an operation port arranged on the top of the housing, an operation door hinged to the outside of the operation port, a mounting plate fixedly connected to the inside of the housing, a sample storing mechanism positioned on the top of the mounting plate and a collecting mechanism positioned on one side of the sample storing mechanism;

the sample storage mechanism comprises a first rotating shaft and a second rotating shaft, wherein the first rotating shaft and the second rotating shaft extend to the bottom of the mounting plate and are rotatably connected with the inner bottom of the housing, a first gear disc is fixedly arranged on the outer wall of one end, located at the bottom of the mounting plate, of the first rotating shaft, a second gear disc is fixedly arranged on the outer wall of one end, located at the bottom of the mounting plate, of the second rotating shaft, the first gear disc and the second gear disc are meshed with each other, the sample storage mechanism further comprises a placing plate fixedly connected to one end of the top of the first rotating shaft and a servo motor fixedly connected to one end of the top of the mounting plate, an output shaft of the servo motor is in transmission connection with the top end of the second rotating shaft, a plurality of placing openings are uniformly formed in the top of the placing plate, a plurality of collecting bottles are placed in the placing openings, a pressing plate is arranged above the placing plate, the tops of the collecting bottles extend out of the top of the pressing plate through the clamping ports, the center of the top of the placing plate is fixedly connected with a threaded column, the other end of the threaded column extends to the top of the pressing plate, and a fixing nut is sleeved outside one end, located at the top of the pressing plate, of the threaded column in a threaded mode;

gather the mechanism and include that the rigid coupling is intake the feed liquor pipe of end, the rigid coupling of rigid coupling at the measuring pump at mounting panel top and is being kept away from at the connecting pipe and gather the second hose of pipe one end, the liquid pipe that returns of rigid coupling at the second hose other end at the second hose of the second hose other end at the measuring pump of connecting pipe outside one side of connecting pipe, rigid coupling at the measuring pump at the inboard top of housing, the rigid coupling, gather the pipe and be located the receiving flask directly over, the feed liquor pipe all extends to the bottom of pontoon with returning the liquid pipe, gather the mechanism still including install at the inside first solenoid valve of gathering the intraduct and install at the inside second solenoid valve of liquid pipe that returns.

Preferably, pull rings are fixedly connected to both ends of the top of the floating pontoon.

Preferably, the outside rigid coupling of one side that the operating door is close to the operation mouth has sealed the pad, the outside threaded connection of one side that the operating door kept away from the operation mouth has fixing bolt, fixing bolt's one end extends to the opposite side of operating door and the outside top threaded connection of housing.

Preferably, a waterproof housing is arranged outside the servo motor, and the bottom of the waterproof housing is fixedly connected with the top of the mounting plate.

Preferably, the top outer lane screw thread cover of receiving flask is equipped with the bottle lid, the installing port has been seted up at the top of bottle lid, the inside rigid coupling of installing port has the sealing membrane.

Preferably, the outer part of the controller is hinged with a waterproof cover through a spring hinge.

The utility model has the advantages that:

1. through placing board, clamp plate, screw thread post and fixation nut and mutually supporting, can fix the receiving flask on placing the board, prevent that the receiving flask slope from collapsing, through mutually supporting at the bottle lid that the receiving flask top thread bush was established and the sealing membrane of installation on the bottle lid, realize the relative seal to the receiving flask, the save time of effectual extension water sample in the receiving flask.

2. Through measuring pump, connecting pipe, first hose, second hose, collection pipe, return liquid pipe and push rod motor mutually support, realize carrying out quantitative collection to the water sample, first solenoid valve and second solenoid valve mutually support, can realize carrying out self-cleaning to sample collection and to the pipeline, guarantee that the sample can not receive the sample of the last time and remain the influence, guarantee the validity of sample.

3. Through the sealed housing and the waterproof cover hinged outside the housing, the waterproof performance of the equipment is greatly improved, so that the equipment can adapt to normal use in the environment with more rainwater, and the applicable environment of the equipment is increased.

The utility model discloses rational in infrastructure, stable in structure, easy operation has not only realized the automatic acquisition of water sample, has still realized the self-cleaning of pipeline, mutually supports through pontoon and sealed housing, and collection system can adapt to the continuous operation under more extreme environment, mutually supports through placing mouth, clamp plate and bottle lid, has effectively guaranteed the stability of placing of water sample, easily uses widely.

Drawings

Fig. 1 is a front sectional view of the present invention.

Fig. 2 is a top view of the placing board of the present invention.

Fig. 3 is an enlarged view of a point a of the present invention.

Fig. 4 is an enlarged view of the point B of the present invention.

FIG. 5 is an enlarged view of the point C of the present invention

Reference numbers in the figures: 1. a floating vessel; 2. a housing; 3. an operation port; 4. an operating door; 5. mounting a plate; 6. a first rotating shaft; 7. a second rotating shaft; 8. a first gear plate; 9. a second gear wheel disc; 10. placing the plate; 11. a servo motor; 12. a placement port; 13. a collection bottle; 14. pressing a plate; 15. a card interface; 16. a bottle cap; 17. an installation port; 18. sealing films; 19. a push rod motor; 20. a connecting pipe; 21. a collection tube; 22. a first solenoid valve; 23. a second solenoid valve; 24. a metering pump; 25. a liquid inlet pipe; 26. a first hose; 27. a liquid return pipe; 28. a second hose; 29. a pull ring; 30. a controller; 31. a waterproof housing; 32. a waterproof cover; 33. (ii) a 34. Fixing the bolt; 35. a gasket; 36. and (5) fixing the nut.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, an automatic water sample collecting device for water quality testing comprises a floating pontoon 1, wherein both ends of the top of the floating pontoon 1 are fixedly connected with pull rings 29, the pull rings 29 are convenient to fix the floating pontoon 1 on the water surface, the top of the floating pontoon 1 is fixedly connected with a housing 2, the housing 2 is of a closed structure, one side of the outside of the housing 2 is provided with a controller 30, the outside of the controller 30 is hinged with a waterproof cover 32 through a spring hinge, the top of the outside of the housing 2 is provided with an operation opening 3, the outside of the operation opening 3 is hinged with an operation door 4, the outer wall of one side of the operation door 4 close to the operation opening 3 is fixedly connected with a sealing gasket 35, one side of the operation door 4 far away from the operation opening 3 is in threaded connection with a fixing bolt 34, one end of the fixing bolt 34 extends to the other side of the operation door 4 and is in threaded connection with the top of the outside of the housing 2, the operation door 4 completely seals the operation opening 3 to prevent water from entering the interior of the housing 2, affecting the equipment inside the housing 2, and a mounting plate 5 is fixed inside the housing 2.

The sample storage mechanism is arranged in the housing 2 and comprises a first rotating shaft 6 and a second rotating shaft 7 which are rotatably arranged at the top of the mounting plate 5, the first rotating shaft 6 and the second rotating shaft 7 both extend to the bottom of the mounting plate 5 to be rotatably connected with the inner side bottom of the housing 2, a first gear disc 8 is fixedly sleeved on the outer wall of one end of the first rotating shaft 6, which is positioned at the bottom of the mounting plate 5, a second gear disc 9 is fixedly sleeved on the outer wall of one end of the second rotating shaft 7, which is positioned at the bottom of the mounting plate 5, the first gear disc 8 and the second gear disc 9 are mutually meshed, the sample storage mechanism further comprises a placing plate 10 fixedly connected with one end of the top of the first rotating shaft 6, a servo motor 11 fixedly connected with one end of the top of the mounting plate 5, a waterproof housing 31 is arranged outside the servo motor 11, the bottom of the waterproof housing 31 is fixedly connected with the top, an output shaft of a servo motor 11 is in transmission connection with the top end of a second rotating shaft 7, a plurality of placing openings 12 are uniformly formed in the top of a placing plate 10, collecting bottles 13 are placed in the placing openings 12, the servo motor 11 drives a second gear wheel disc 9 to rotate, the second gear wheel disc 9 drives a first gear wheel disc 8 to rotate and further drives the placing plate 10 to rotate, the servo motor 11 is controlled by a controller 30 to rotate, a pressing plate 14 is arranged above the placing plate 10, a plurality of clamping openings 15 are uniformly formed in the top of the pressing plate 14, the tops of the collecting bottles 13 extend out of the top of the pressing plate 14 through the clamping openings 15, a threaded column 33 is fixedly connected to the center of the top of the placing plate 14, the other end of the threaded column 33 extends to the top of the pressing plate 14, a fixing nut 36 is sleeved on an external thread at one end of the threaded column 33, which is positioned at the top of the pressing plate 14, the pressing plate 14 extrudes the collecting bottles 13, and ensures the stability of the collecting bottles 13 placed in a housing 2, the top outer lane screw thread cover of receiving flask 13 is equipped with bottle lid 16, and installing port 17 has been seted up at the top of bottle lid 16, and the inside rigid coupling of installing port 17 has sealing membrane 18, and sealing membrane 18 mutually supports with bottle lid 16, realizes sealing receiving flask 13, guarantees that the inside water sample of storing of receiving flask 13 can not be excessive.

The top of the housing 2 is provided with an acquisition mechanism, the acquisition mechanism comprises a push rod motor 19 fixedly connected to the top of the inner side of the housing, a connecting pipe 20 is fixedly connected to the output end of the push rod motor 19, an acquisition pipe 21 is fixedly connected to one side of the outer part of the connecting pipe 20, a metering pump 24 is fixedly connected to the top of the mounting plate 5, a liquid inlet pipe 25 is fixedly connected to the water inlet end of the metering pump 24, a first hose 26 is fixedly connected to the water outlet end of the metering pump 24, a second hose 28 is fixedly connected to one end of the connecting pipe 20 far away from the acquisition pipe 21, a liquid return pipe 27 is fixedly connected to the other end of the second hose 28, the other end of the first hose 26 is fixedly connected to the other end of the connecting pipe 20, the acquisition pipe 21 is positioned right above the collection bottle 13, the liquid inlet pipe 25 and the liquid return pipe 27 both extend to the bottom of the pontoon 1, the acquisition mechanism, First solenoid valve 22, second solenoid valve 23 and push rod motor 19 mutually support, push rod motor 19 extension when needs carry out sample collection, inside collection pipe 21 punctured sealing film 18 and entered into collection bottle 13, first solenoid valve 22 opened, second solenoid valve 23 closes, measuring pump 22 starts, pump the water sample into collection bottle 13 in, when collection bottle 13 was full of liquid, measuring pump 24 closes, push rod motor 19 contracts, servo motor 11 starts, place board 10 and rotate, next empty collection bottle 13 moves to collection pipe 21 under, the collection action is accomplished, for avoiding this sample to enter into next sample, first solenoid valve 22 closes, second solenoid valve 23 opens, measuring pump 24 lasts work, wash connecting pipe 20, sample until next time.

The working principle is as follows: before water sample collection, loosening the fixing bolt 34, opening the operation door 4, extending the hand into the operation port 3, loosening the fixing nut 36, taking out the pressing plate 14, placing the clean collection bottle 13 inside the placing port 12, installing the pressing plate 14, penetrating the top of the collection bottle 13 through the installation port 17 on the pressing plate to extend out of the top of the pressing plate 14, tightening the fixing nut 36, fixing the collection bottle 13, closing the operation door 4, tightening the fixing bolt 34, opening the waterproof cover 32, operating the PLC 30 to program, hinging the waterproof cover 32 by a spring hinge, automatically resetting, closing the waterproof cover 32, placing the floating boat 1 at a water sample collection point after programming, tying a rope on a pull ring 29 fixedly connected to the top of the floating boat 1, fixing the floating boat 1 at the water sample collection point, controlling the first electromagnetic valve 22 to be closed by the controller 30 before water sample collection, opening the second electromagnetic valve 23, the power supply connected with the metering pump 24 pumps water in from the liquid inlet pipe 25, then enters the connecting pipe 20 through the first hose 26, is discharged from the other end of the connecting pipe 20, enters the liquid return pipe 27 through the second hose 28, is discharged from the liquid return pipe 27, cleans the connecting pipe 20, prevents residual sewage, during sampling, the push rod motor 19 extends, the collecting pipe 21 descends, one end of the collecting pipe 21 punctures the sealing film 18 and enters the inside of the collecting bottle 13, at the moment, the first electromagnetic valve 22 is opened, the second electromagnetic valve 23 is closed, the metering pump 24 is started, water samples accurately enter the collecting bottle 13, the collecting bottle 13 finishes collecting, the metering pump 24 is closed, the push rod motor 19 contracts, the collecting pipe 21 ascends to draw out the outside of the collecting bottle 13, the servo end machine 11 is started, the servo motor 11 drives the second gear disc 9 to rotate, and then drives the first gear disc 8 meshed with the servo end machine to rotate, the first gear disc 8 drives the placing plate 10 to rotate, at the moment, the collecting bottle 13 filled with the water sample rotates, the collecting bottle 13 not containing the water sample moves to the position right below the collecting pipe 21, the PLC 30 controls the sampling device to continuously work, after the sampling work is finished, the equipment stops working, the pontoon 1 is taken back, if the continuous sampling is not needed at the moment, the fixing bolt 34 can be unscrewed, the operation door 4 is opened, the operation opening 3 is stretched by hands, the fixing nut 36 is unscrewed, the pressing plate 14 is taken out, the collecting bottle 13 storing the water sample is taken out, and the pressing plate 14 is installed; on the screw post 33, it can to screw up fixation nut 36, if still need carry out the continuation sample work time, unscrew fixing bolt 34, open operation door 4, the hand stretches into operation mouth 3, unscrew fixation nut 36, take out clamp plate 14, after taking out the receiving flask 13 that has deposited the water sample, place clean receiving flask 13 inside placing mouth 12, install clamp plate 14, the top of receiving flask 13 runs through mounting hole 17 on the clamp plate and extends the top of clamp plate 14, screw up fixation nut 36, receiving flask 13 is fixed, close operation door 4 and screw up fixing bolt 34, it can to fix again floating boat 1.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

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

1. An automatic water sample collecting device for water quality testing is characterized by comprising a floating pontoon (1), a housing (2) fixedly connected to the top of the floating pontoon (1), a controller (30) arranged on one side of the outside of the housing (2), an operation opening (3) arranged on the top of the housing (2), an operation door (4) hinged to the outside of the operation opening (3), a mounting plate (5) fixedly connected to the inside of the housing (2), a sample storage mechanism positioned on the top of the mounting plate (5) and a collecting mechanism positioned on one side of the sample storage mechanism;

the sample storage mechanism comprises a first rotating shaft (6) and a second rotating shaft (7), wherein the first rotating shaft (6) and the second rotating shaft (7) extend to the bottom of the mounting plate (5) and are rotationally connected with the inner bottom of the housing (2), the outer wall of one end of the first rotating shaft (6) positioned at the bottom of the mounting plate (5) is fixedly sleeved with a first gear disc (8), the outer wall of one end of the second rotating shaft (7) positioned at the bottom of the mounting plate (5) is fixedly sleeved with a second gear disc (9), the first gear disc (8) and the second gear disc (9) are mutually meshed, the sample storage mechanism further comprises a placing plate (10) fixedly connected with one end of the top of the first rotating shaft (6) and a servo motor (11) fixedly connected with one end of the top of the mounting plate (5), an output shaft of the servo motor (11) is in transmission connection with the top end of the second rotating shaft (7), a plurality of placing ports (12) are uniformly formed in the top of the placing plate (10), collecting bottles (13) are placed in the placing openings (12), a pressing plate (14) is arranged above the placing plate (10), a plurality of clamping openings (15) are uniformly formed in the top of the pressing plate (14), the tops of the collecting bottles (13) extend out of the top of the pressing plate (14) through the clamping openings (15), a threaded column (33) is fixedly connected to the center of the top of the placing plate (10), the other end of the threaded column (33) extends to the top of the pressing plate (14), and a fixing nut (36) is sleeved on the outer thread of one end, located at the top of the pressing plate (14), of the threaded column (33);

gather the mechanism and include push rod motor (19) of rigid coupling at the inboard top of housing (2), connecting pipe (20) of rigid coupling at push rod motor (19) output, collection pipe (21) of rigid coupling in connecting pipe (20) outside one side, measuring pump (24) of rigid coupling at mounting panel (5) top, feed liquor pipe (25) of rigid coupling at the measuring pump (24) end of intaking, first hose (26) of rigid coupling at measuring pump (24) water outlet end, second hose (28) of rigid coupling keeping away from collection pipe (21) one end in connecting pipe (20), liquid return pipe (27) of rigid coupling at the second hose (28) other end, the other end of first hose (26) and the other end rigid coupling of connecting pipe (20), it is located collection bottle (13) directly over to gather pipe (21), feed liquor pipe (25) and liquid return pipe (27) all extend to the bottom of floating (1), gather the mechanism still including installing first solenoid valve (22) inside collection pipe (21) and installing at the collection pipe (21) and installing in the bottom of collecting the ship (1), gather the liquid return pipe (27) and install A second electromagnetic valve (23) inside the liquid return pipe (27).

2. The automatic water sample collecting device for water quality assay according to claim 1, wherein both ends of the top of the floating pontoon (1) are fixedly connected with pull rings (29).

3. The automatic water sample collecting device for water quality testing according to claim 1, wherein a sealing gasket (35) is fixedly connected to the outside of one side, close to the operation opening (3), of the operation door (4), a fixing bolt (34) is connected to the outside of one side, far away from the operation opening (3), of the operation door (4) in a threaded manner, and one end of the fixing bolt (34) extends to the other side of the operation door (4) and is connected with the top of the outer side of the housing (2) in a threaded manner.

4. The automatic water sample collecting device for water quality assay according to claim 1, wherein a waterproof housing (31) is arranged outside the servo motor (11), and the bottom of the waterproof housing (31) is fixedly connected with the top of the mounting plate (5).

5. The automatic water sample collection device for water quality testing according to claim 1, wherein a bottle cap (16) is sleeved on the outer ring of the top of the collection bottle (13) in a threaded manner, a mounting opening (17) is formed in the top of the bottle cap (16), and a sealing film (18) is fixedly connected inside the mounting opening (17).

6. An automatic water sample collection device for water quality assay according to claim 1 characterized in that the outside of the controller (30) is hinged with a waterproof cover (32) through a spring hinge.