A water sample collection device for environmental science research

Abstract

The present invention discloses a water sample collection device for environmental science research, which solves the problems of single water sample collection method and low collection efficiency in the prior art. The present invention comprises a support seat and a support frame, wherein the support seat is arranged on the support frame, and a shallow water sampling mechanism and a deep water sampling mechanism are arranged on the support seat, and the shallow water sampling mechanism comprises a vertical frame arranged on the support seat, and a water sampling rod is slidably arranged on the vertical frame, and a collecting bottle is arranged on the water sampling rod. The present invention uses the shallow water sampling mechanism to sample the front water layer, which is convenient and fast; and uses the deep water sampling mechanism to sample the deeper water layer, and the whole process is simple to operate, avoiding direct contact of human hands with water samples, ensuring the quality of water samples, and improving sampling efficiency at the same time.

Description

Technical Field

[0001] The invention relates to the technical field of environmental science research, in particular to a water sample collecting device for environmental science research. Background Art

[0002] With the development of science and technology, the continuous improvement of industrialization and urbanization, water pollution is becoming more and more serious. To treat and regulate sewage, it is necessary to first sample the sewage. Sampling is not only to prepare solutions, but also to observe and understand the results of treatment.

[0003] In the prior art, water sampling is mainly carried out manually using containers, which has the disadvantages of low sampling efficiency, inaccurate sampling, and can only sample sewage from a single water layer. Summary of the invention

[0004] In view of the deficiencies in the above-mentioned background technology, the present invention proposes a water sample collection device for environmental science research, which solves the problem of single water sample collection method and low collection efficiency in the prior art.

[0005] The technical solution of the present invention is implemented as follows: a water sample collection device for environmental science research, including a support base and a support frame, the support base is arranged on the support frame, and a shallow water sampling mechanism and a deep water sampling mechanism are provided on the support base, and the shallow water sampling mechanism includes a vertical frame arranged on the support base, a water sampling rod is slidably provided on the vertical frame, and a collecting bottle is provided on the water sampling rod.

[0006] The deep-water sampling mechanism comprises a supporting column and a tube bottle collecting mechanism. The supporting column is fixedly arranged on a supporting seat. A tube delivery mechanism is arranged on the supporting column. One end of the sampling hose is connected to the tube delivery mechanism and the other end is connected to the tube bottle collecting mechanism. A battery is arranged inside the supporting column.

[0007] The tube delivery mechanism comprises a first micromotor arranged on a supporting column, a wire wheel is arranged on the output shaft of the first micromotor, a steel wire is wound on the wire wheel, and a holder for clamping the sampling hose is arranged at the free end of the steel wire.

[0008] The tube bottle collecting mechanism includes an outer cylinder body, a rotating shaft is provided at the bottom of the outer cylinder body, the rotating shaft is connected to the outer cylinder body through a bearing, a tray is provided on the upper part of the rotating shaft, an inner cylinder seat is provided on the tray, and the lower part of the rotating shaft is connected to a second motor arranged on the support seat through a gear pair.

[0009] The bottom of the inner cylinder seat is provided with a cross slot, the tray is provided with a cross clip, the cross clip matches the cross slot, the upper part of the inner cylinder seat is provided with a plurality of vertical slots, and the vertical slots are provided with sampling tube bottles.

[0010] A small bracket is provided on one side of the outer cylinder body and a cylinder cover is hinged on the other side. A water collecting faucet is hinged on the small bracket. The water collecting faucet is connected to a micro pump arranged on a supporting column through a pipeline. The sampling hose is connected to the water inlet of the micro pump. The water collecting faucet is connected to the water outlet of the micro pump through a pipeline, and the water collecting faucet corresponds to the sampling tube bottle.

[0011] The free end of the sampling hose is provided with a pipe sleeve, on which three filter plates are hinged, and the side walls of two adjacent filter plates are provided with opposite magnets for closing them, and the three closed filter plates are in a cone shape.

[0012] The vertical frame is an H-shaped frame, the horizontal beam of the H-shaped frame is provided with a through hole, the water intake rod passes through the through hole, the top of the water intake rod is provided with a handle, the top of the water intake rod is provided with a bottle seat for clamping the collection bottle, and the vertical beam of the H-shaped frame is provided with a scale.

[0013] The support seat is provided with a sliding sleeve, which is slidably connected to a sliding rod on the support frame. Both the sliding rod and the sliding sleeve are provided with fixing holes, and the sliding sleeve is fixed to the sliding rod through a fixing rod.

[0014] An air bag is arranged on the outer circumference of the supporting seat.

[0015] The present invention uses a shallow water sampling mechanism to sample a front water layer, which is convenient and quick; uses a deep water sampling mechanism to sample a deeper water layer, and the sampling hose is continuously extended downward by a steel wire driven by a first micromotor, so that different water layers can be sampled. The water sample is drawn into a sampling tube bottle on the inner cylinder seat by the action of a micro pump and is directly collected, and then the movement of the water sample as a whole is achieved by separating the inner cylinder seat from the outer cylinder body. The whole process is simple to operate, avoids direct contact of human hands with the water sample, ensures the quality of the water sample, and improves the sampling efficiency at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the present invention, the accompanying drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the accompanying drawings in the following description are only some embodiments of the present invention. For ordinary technicians in this field, other accompanying drawings can be obtained based on these accompanying drawings without paying any creative work.

[0017] Figure 1 It is a schematic diagram of the overall structure of the present invention.

[0018] Figure 2 It is a schematic diagram of the shallow water sampling mechanism of the present invention.

[0019] Figure 3 It is a schematic diagram of the deep water sampling mechanism of the present invention.

[0020] Figure 4 It is a schematic diagram of the connection structure between the pipe sleeve and the filter plate. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0022] Embodiment 1, as Figure 1 and 2 As shown, a water sample collection device for environmental science research includes a support seat 1 and a support frame 4. The support seat 1 is arranged on the support frame 4. A sliding sleeve 5 is arranged on the support seat 1. The sliding sleeve is arranged at four sides or four corners of the support seat. The sliding sleeve 5 is slidably connected with a slide bar 6 on the support frame 4. The slide bar is vertically arranged on the support frame. The sliding sleeve 5 cooperates with the slide bar. Both the slide bar 6 and the sliding sleeve 5 are provided with fixing holes. The slide bar is provided with a row of fixing holes. The fixing holes on the sliding sleeve correspond to the fixing holes on the slide bar. The sliding sleeve 5 is fixed to the slide bar 6 through a fixing rod 7. The movement of the sliding sleeve along the slide bar realizes the movement of the support seat on the support frame, which is used to adjust the distance between the support seat and the water surface. The sliding sleeve is set with an opening on one side and is clamped with the slide bar to realize disassembly and assembly; when the support seat moves to a certain height, the fixing rod is inserted into the fixing hole on the sliding sleeve and the fixing hole on the slide bar to realize the fixation of the support seat and the support frame. The support base 1 is provided with a shallow water sampling mechanism 2 and a deep water sampling mechanism 3. The shallow water sampling mechanism 2 is used for sampling the shallower water layer, and the deep water sampling mechanism 3 is used for sampling different depths of the deeper water layer. An air bag 8 is provided on the outer circumference of the support base 1. When it is located on a still water surface, the support base can be used alone. At this time, the air bag is filled with gas to make the support base float well on the water surface.

[0023] Furthermore, the shallow water sampling mechanism 2 includes a vertical frame 2-1 arranged on the support seat 1, a water collecting rod 2-2 is slidably arranged on the vertical frame 2-1, the water collecting rod moves up and down relative to the vertical frame, a collecting bottle 2-3 is arranged on the water collecting rod 2-2, and the collecting bottle is detachably connected to the water collecting rod. The vertical frame 2-1 is an H-shaped frame, a through hole 2-4 is arranged on the crossbeam of the H-shaped frame, the water collecting rod 2-2 passes through the through hole 2-4, a handle 2-5 is arranged on the top of the water collecting rod 2-2, the handle is held and the water collecting rod is pulled, and the water collecting rod moves up and down, a bottle seat 2-6 for clamping the collecting bottle 2-3 is arranged on the top of the water collecting rod 2-2, and the collecting bottle is clamped with the bottle seat for easy disassembly and assembly, and a scale 2-7 is arranged on the vertical beam of the H-shaped frame, and the scale can be used to know the distance of the water collecting rod extending into the water, and sampling is performed at a specific water depth.

[0024] Furthermore, the deep-water sampling mechanism 3 includes a supporting column 3-1 and a tube bottle collecting mechanism. The supporting column 3-1 is fixedly arranged on the supporting seat 1. A tube delivery mechanism is arranged on the supporting column 3-1. One end of the sampling hose 3-2 is connected to the tube delivery mechanism and the other end is connected to the tube bottle collecting mechanism. The tube delivery mechanism delivers the sampling hose to a specific depth for sampling, and then draws the water sample into the tube bottle in the tube bottle collecting mechanism. A battery 9 is arranged inside the supporting column 3-1, and the battery is covered with a waterproof cover to achieve dry and wet separation. The pipe delivery mechanism includes a first micromotor 3-3 arranged on a supporting column 3-1. The first micromotor 3-3 is connected to a controller and can also be remotely controlled by a remote controller. The first micromotor is connected to a battery through a wire. A reel 3-4 is provided on the output shaft of the first micromotor 3-3. A steel wire 3-5 is wound around the reel 3-4. The first micromotor drives the reel to rotate to retract and release the steel wire. The free end of the steel wire 3-5 is provided with a holder 3-6 for clamping the sampling hose 3-2. When in use, the sampling hose is clamped on the holder, and the first micromotor drives the reel to rotate to retract and release the steel wire. The free end of the sampling hose is placed in the water for fixed-depth sampling.

[0025] Embodiment 2, as Figure 3 and 4 As shown, a water sample collection device for environmental science research, the tube bottle collection mechanism includes an outer cylinder 3-7, a rotating shaft 3-8 is provided at the bottom of the outer cylinder 3-7, the rotating shaft 3-8 is connected to the outer cylinder 3-7 through a bearing 3-9, a tray 3-10 is provided on the upper part of the rotating shaft 3-8, the tray is located in the outer cylinder, an inner cylinder seat 3-11 is provided on the tray 3-10, the inner cylinder seat 3-11 is detachably connected to the tray, and the lower part of the rotating shaft 3-8 is connected to the second motor 3-12 arranged on the support seat 1 through a gear pair. The second motor is arranged in the waterproof cover of the support seat, the second motor is connected to the battery, and the second motor can also be connected to the controller to realize remote control. When in use, the second motor drives the rotating shaft to rotate through the gear pair to realize the rotation of the inner cylinder seat, so that the water sample in the hose is drawn into the sampling tube bottle at different positions.

[0026] Further, the bottom of the inner cylinder seat 3-11 is provided with a cross slot, and the tray 3-10 is provided with a cross bar, which cooperates with the cross slot to realize the clamping of the inner cylinder seat and the tray, which is convenient for disassembly and assembly. The upper part of the inner cylinder seat 3-11 is provided with a plurality of vertical slots 3-13, and the vertical slots 3-13 are located on a circumference, which is concentric with the inner cylinder seat. A sampling tube bottle 3-14 is provided in the vertical slot 3-13. A heating or cold zone mechanism can be provided on the inner wall of the outer cylinder body as needed to ensure the activity of the water sample. A small bracket 3-15 is provided on one side of the outer cylinder body 3-7, and a cylinder cover 3-21 is hinged on the other side. After the use is completed, the cylinder cover is covered on the outer cylinder body. A water collecting faucet 3-16 is hinged on the small bracket 3-15, and the water collecting faucet 3-16 rotates around the hinge point to achieve angle adjustment, so that the water sample coming out of the water collecting faucet 3-16 just enters the sampling tube bottle 3-14. The water collecting faucet 3-16 is connected to the micro pump 3-17 arranged on the supporting column 3-1 through a pipeline, the sampling hose 3-2 is connected to the water inlet of the micro pump 3-17, the water collecting faucet 3-16 is connected to the water outlet of the micro pump 3-17 through a pipeline, and the micro pump is connected to the controller to realize remote control. During the water sample collection process, the micro pump starts to draw water into the sampling tube bottle through the sampling hose and the water collecting faucet.

[0027] Furthermore, the free end of the sampling hose 3-2 is provided with a pipe sleeve 3-18, and three filter plates 3-19 are hinged on the pipe sleeve 3-18. The filter plates 3-19 can swing up and down around the hinge point to achieve opening and closing. The side walls of two adjacent filter plates are provided with opposite-sex magnets 3-20 to close them. The three filter plates 3-19 closed together form a cone. When the sampling hose is descending, the three filter plates 3-19 are combined into an inverted cone under the action of the opposite-sex magnets to filter out debris on the water surface until it descends to a specified depth for water sampling; when the sampling hose is rising, under the action of water pressure, the water pressure is greater than the mutual attraction between the opposite-sex magnets, and the three filter plates are unfolded to prevent the accumulation of debris on the water surface.

[0028] The other structures are the same as those in Example 1.

[0029] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A water sample collection device for environmental science research, comprising a support base (1) and a support frame (4), wherein the support base (1) is arranged on the support frame (4), and is characterized in that: The support seat (1) is provided with a shallow water sampling mechanism (2) and a deep water sampling mechanism (3), the shallow water sampling mechanism (2) comprising a vertical frame (2-1) arranged on the support seat (1), a water sampling rod (2-2) being slidably provided on the vertical frame (2-1), and a collecting bottle (2-3) being provided on the water sampling rod (2-2); an air bag (8) is provided on the outer circumference of the support seat (1); The deep-water sampling mechanism (3) comprises a support column (3-1) and a tube bottle collection mechanism, wherein the support column (3-1) is fixedly arranged on the support base (1), a tube delivery mechanism is provided on the support column (3-1), one end of the sampling hose (3-2) is connected to the tube delivery mechanism, and the other end is connected to the tube bottle collection mechanism, and a storage battery (9) is provided inside the support column (3-1); The tube delivery mechanism comprises a first micromotor (3-3) arranged on a supporting column (3-1); a wire wheel (3-4) is arranged on the output shaft of the first micromotor (3-3); a steel wire (3-5) is wound around the wire wheel (3-4); and a holder (3-6) for clamping the sampling hose (3-2) is arranged at the free end of the steel wire (3-5); The tube bottle collecting mechanism comprises an outer cylinder (3-7), a rotating shaft (3-8) is provided at the bottom of the outer cylinder (3-7), the rotating shaft (3-8) is connected to the outer cylinder (3-7) via a bearing (3-9), a tray (3-10) is provided on the upper part of the rotating shaft (3-8), an inner cylinder seat (3-11) is provided on the tray (3-10), and the lower part of the rotating shaft (3-8) is connected to a second motor (3-12) provided on the support seat (1) via a gear pair; The free end of the sampling hose (3-2) is provided with a pipe sleeve (3-18), three filter plates (3-19) are hingedly connected to the pipe sleeve (3-18), and opposite magnets (3-20) for closing two adjacent filter plates are provided on the side walls thereof, and the three filter plates (3-19) closed together form a cone.

2. The water sample collection device for environmental science research according to claim 1, characterized in that: A cross slot is provided at the bottom of the inner cylinder seat (3-11), a cross clip is provided on the tray (3-10), the cross clip matches the cross slot, a plurality of vertical slots (3-13) are provided on the upper part of the inner cylinder seat (3-11), and a sampling tube bottle (3-14) is provided in the vertical slot (3-13).

3. The water sample collection device for environmental science research according to claim 1, characterized in that: A small bracket (3-15) is provided on one side of the outer cylinder (3-7), and a cylinder cover (3-21) is hingedly connected on the other side; a water collecting faucet (3-16) is hingedly connected to the small bracket (3-15); the water collecting faucet (3-16) is connected to a micro pump (3-17) provided on a supporting column (3-1) through a pipeline; a sampling hose (3-2) is connected to a water inlet of the micro pump (3-17); the water collecting faucet (3-16) is connected to a water outlet of the micro pump (3-17) through a pipeline; and the water collecting faucet (3-16) corresponds to the sampling tube bottle (3-14).

4. The water sample collection device for environmental science research according to claim 1, 2 or 3, characterized in that: The vertical frame (2-1) is an H-shaped frame, a through hole (2-4) is provided on the crossbeam of the H-shaped frame, a water intake rod (2-2) passes through the through hole (2-4), a handle (2-5) is provided at the top of the water intake rod (2-2), a bottle seat (2-6) for clamping the collection bottle (2-3) is provided at the top of the water intake rod (2-2), and a scale (2-7) is provided on the vertical beam of the H-shaped frame.

5. The water sample collection device for environmental science research according to claim 4, characterized in that: The support seat (1) is provided with a sliding sleeve (5), the sliding sleeve (5) is slidably connected to a sliding rod (6) on the support frame (4), the sliding rod (6) and the sliding sleeve (5) are both provided with fixing holes, and the sliding sleeve (5) is fixed to the sliding rod (6) via a fixing rod (7).

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