Layered water body sampler

Abstract

The layered water body sampler comprises a mounting rod, an extension rod is mounted at the top of the mounting rod, collecting boxes are mounted on two sides of the outer walls of the extension rod and the mounting rod, openings are formed in the tops of the collecting boxes, automatic switching devices are mounted at the tops of the openings, and each automatic switching device comprises a pressure switch, a pressure sensor and a controller, the bottom of the mounting rod is fixedly connected. The utility model relates to the technical field of water body sampling, through the cooperation of a pressure switch, a servo motor and a sealing plate, when a water layer is sampled, a mounting rod and an extension rod extend into water, the pressure switch abuts against a water bed, the servo motor drives the sealing plate to rotate, a water inlet hole in the surface of the sealing plate is aligned with an opening, and the water layer is sampled. The water body enters the collection box, and after collection is completed and the pressure switch is separated from the water bed, the servo motor rotates reversely to close the opening, so that automatic closing is realized, and the problem of inconvenience in operation is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to water body sampling technical field, concretely is a layered water body sampler. BACKGROUND

[0002] In recent years, due to the increasing input of pollutants and the response of water ecological system to them, the research on persistent organic pollutants (POPs) in water environment has become one of the hotspots and focuses of biogeochemical research, and has attracted the attention of governments and scholars all over the world, and a large number of research results worthy of our reference and learning have been accumulated.

[0003] For example, the application number is: CN202222651212.9 a layered water body sampler, including sampling tank body, mounting plate and lifting structure, the mounting plate outer end side surface is opened with the rotation groove, the rotation groove inside is equipped with the mounting shaft, the mounting shaft bottom end side surface is fixedly connected with the rotating shaft, and the rotating shaft outer end is rotatably connected with the rotation groove inner side wall through the bearing, the rotation groove one side is equipped with the third motor, the third motor output end is fixedly connected with the rotating shaft outer end, the mounting shaft top end is fixedly connected with the protection plate, the protection plate inside is equipped with the blade, the mounting shaft top end is inlaid with the second motor, and the blade sleeve is connected to the second motor output end surface, the mounting column of the application adopts rotatable structure, and the third motor can drive the mounting shaft to rotate around the rotating shaft, so as to adjust the position of the blade in the vertical direction or the vertical direction, at this time, the water body sampler can be quickly submerged or floated in the water body through the rotation of the blade, and the different depths of the water body can be conveniently sampled.

[0004] But in actual use, the adjusting blade needs to be installed on the four around the installation shell, so that the sampling device can be submerged in the water body for sampling, but in long-term use, the battery needs to be replaced repeatedly, which causes the inconvenience of the staff in use. Utility model content

[0005] In view of the shortage of prior art, the utility model provides a layered water body sampler, which solves the problem that in actual use, the adjusting blade needs to be installed on the four around the installation shell, so that the sampling device can be submerged in the water body for sampling, but in long-term use, the battery needs to be replaced repeatedly, which causes the inconvenience of the staff in use.

[0006] In order to achieve the above object, the utility model discloses a layered water sampler, including the mounting rod, the top of mounting rod is installed with the extension rod, the outer wall both sides of extension rod and mounting rod are installed with the collection box, the top of collection box is equipped with the opening, the top of opening is installed with automatic switch device, automatic switch device includes: pressure switch, is fixedly connected to the bottom of mounting rod, servo motor is electrically connected to pressure switch, and the output is rotatably connected to the inner wall of collection box through the sealed bearing, sealing plate is fixedly connected to the output of servo motor, water inlet hole is set up at the top of sealing plate, installation chamber is set up in the inside of collection box and is installed in the outside of servo motor, wherein, through the cooperation of servo motor and water inlet hole, pressure switch controls servo motor rotation, makes the water inlet hole of sealing plate top aligns the opening, and installation chamber is wrapped to servo motor.

[0007] Preferably, the outer wall of the collection box is fixedly connected with a fixing rod, one end of the fixing rod away from the collection box is provided with an adjusting device, the adjusting device comprises: a slide, respectively arranged on the outer wall of the mounting rod and the extension rod; a mounting ring, respectively inserted into the outer wall of the mounting rod and the extension rod; a sliding block, slidingly connected to the inner wall of the slide and fixedly connected to the inner wall of the mounting ring; a fixing bolt, threadedly connected to the inner wall of the fixing ring and extending to the end inside the fixing ring abutting against the inner wall of the slide; wherein, through the cooperation of the slide and the sliding block, the mounting ring drives the fixing rod to move, and the fixing bolt is used for fixing the mounting ring.

[0008] Preferably, the top of the mounting rod is fixedly connected with a pin, and the outer wall of the pin is inserted into the bottom of the extension rod.

[0009] Preferably, the outer wall of the mounting rod and the extension rod is provided with a fixing structure, the fixing structure comprises: a fixing ring, sleeved on the outer wall of the mounting rod and the extension rod; a protective pad, mounted on the outer wall of the fixing ring and the mounting rod; wherein, through the cooperation of the fixing ring and the protective pad, the mounting rod and the extension rod are connected.

[0010] Preferably, the outer wall of the mounting rod and the extension rod is provided with a scale.

[0011] Beneficial effects

[0012] The utility model provides a layered water sampler. Have the following beneficial effect: this layered water sampler passes pressure switch, servo motor and sealing plate's cooperation, when sampling to water layer, will install the pole and extension pole reach into water, and make pressure switch abut on water bed, make servo motor drive sealing plate rotation, make sealing plate surface water inlet hole aim at the opening, make water body enter into the collection box, and after collecting, pressure switch and water bed separate, servo motor reverse rotation, close the opening, realize automatic closing, avoided the problem of inconvenient when operating.

[0013] Through the cooperation of the fixing ring, the protection pad and the locking pin, when assembling the extension rod and the mounting rod, the locking pin is inserted into the bottom of the extension rod, the fixing ring is sleeved on the connection, the protection pad wraps the connection position of the mounting rod and the extension rod, and the fixing ring is fixed by the bolt, so that the mounting rod and the extension rod are more stable during connection. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a structural schematic view of the utility model;

[0015] Figure 2 It is a schematic view of the appearance of the utility model;

[0016] Figure 3 It is Figure 1 It is a structural schematic view of the sealing plate and the collection box;

[0017] Figure 4 It is Figure 1 It is a structural schematic view of the extension rod, the mounting rod and the fixing ring;

[0018] Figure 5 It is Figure 1 It is a structural schematic view of the fixing rod, the mounting rod and the mounting ring.

[0019] In the drawing: 1, mounting rod; 2, automatic switch device; 21, pressure switch; 22, servo motor; 23, sealing plate; 24, water inlet hole; 25, mounting chamber; 3, fixed structure; 31, fixing ring; 32, protection pad; 4, adjusting device; 41, slide; 42, mounting ring; 43, sliding block; 44, fixed bolt; 11, extension rod; 12, scale; 13, collection box; 14, locking pin; 15, opening; 16, fixing rod. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model. Obviously, the described embodiments are only part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present utility model.

[0021] But in actual use, the adjusting blades need to be installed around the installation shell, so that the sampling device can dive into the water body for sampling, but in long-term use, the battery needs to be repeatedly replaced, which causes the staff to be inconvenient in use.

[0022] Therefore, the present utility model provides a layered water body sampler, which solves the problem that in actual use, the adjusting blades need to be installed around the installation shell, so that the sampling device can dive into the water body for sampling, but in long-term use, the battery needs to be repeatedly replaced, which causes the staff to be inconvenient in use.

[0023] Through the personnel in the art, the parts in the case are connected in turn, and the specific connection and operation sequence should be referred to the following working principle, and the detailed connection means is the public technical knowledge in the art, and the following mainly introduces the working principle and process.

[0024] Embodiment one: by Figures 1 to 5 It can be known that the layered water body sampler comprises an installation rod 1, an extension rod 11 is installed at the top of the installation rod 1, collecting boxes 13 are installed on both sides of the outer wall of the extension rod 11 and the installation rod 1, an opening 15 is formed at the top of the collecting box 13, an automatic switch device 2 is installed at the top of the opening 15, the automatic switch device 2 comprises: a pressure switch 21, which is fixedly connected to the bottom of the installation rod 1; a servo motor 22, which is electrically connected to the pressure switch 21 and has an output end rotatably connected to the inner wall of the collecting box 13 through a sealing bearing; a sealing plate 23, which is fixedly connected to the output end of the servo motor 22; a water inlet hole 24, which is arranged at the top of the sealing plate 23; an installation chamber 25, which is arranged inside the collecting box 13 and is installed outside the servo motor 22, the installation chamber 25 wraps the servo motor 22, so as to avoid the water body from entering the collecting box 13 and affecting the servo motor 22; wherein through cooperation of the servo motor 22 and the water inlet hole 24, the pressure switch 21 controls the servo motor 22 to rotate, so that the water inlet hole 24 at the top of the sealing plate 23 is aligned with the opening 15, and the installation chamber 25 wraps the servo motor 22, wherein the pressure switch 21 and the servo motor 22 are used in matching, and the specific model is not limited, and the actual use condition can be met;

[0025] In the specific implementation process, it is worth pointing out that, in the cooperation of the pressure switch 21, the servo motor 22 and the sealing plate 23, when sampling the water layer, the mounting rod 1 and the extension rod 11 are stretched into the water, the pressure switch 21 is tightly pressed against the water bed, the servo motor 22 drives the sealing plate 23 to rotate, the water inlet hole 24 on the surface of the sealing plate 23 is aligned with the opening 15, the water body enters the collection box 13, and after the sampling is completed, the pressure switch 21 is separated from the water bed, the servo motor 22 is reversely rotated to close the opening 15, and the automatic closing is realized, so that the inconvenience in operation is avoided;

[0026] Further, the outer wall of the collection box 13 is fixedly connected with the fixing rod 16, one end of the fixing rod 16 away from the collection box 13 is provided with the adjusting device 4, the adjusting device 4 comprises: a slide 41 arranged on the outer wall of the mounting rod 1 and the extension rod 11 respectively; a mounting ring 42 inserted into the outer wall of the mounting rod 1 and the extension rod 11 respectively; a sliding block 43 slidingly connected to the inner wall of the slide 41 and fixedly connected to the inner wall of the mounting ring 42; and a fixing bolt 44 threadedly connected to the inner wall of the mounting ring 42 and extending to one end inside the mounting ring 42 and tightly pressed against the inner wall of the slide 41; wherein, through the cooperation of the slide 41 and the sliding block 43, the mounting ring 42 drives the fixing rod 16 to move, and the mounting ring 42 is fixed by the fixing bolt 44;

[0027] In the specific implementation process, it is worth pointing out that, in the cooperation of the mounting ring 42, the sliding block 43 and the fixing bolt 44, when adjusting the position of the collection box 13, the mounting ring 42 is moved on the outer wall of the mounting rod 1, and the sliding block 43 can ensure its stability during movement, and after the adjustment is completed, the fixing bolt 44 is rotated and tightly pressed against the inner wall of the slide 41 to fix the collection box 13;

[0028] Further, the top of the mounting rod 1 is fixedly connected with the cotter pin 14, and the outer wall of the cotter pin 14 is inserted into the bottom of the extension rod 11;

[0029] In the specific implementation process, it is worth pointing out that, in the assembly of the extension rod 11, the cotter pin 14 at the top of the mounting rod 1 is inserted into the bottom of the extension rod 11, so that the mounting rod 1 and the extension rod 11 are connected together;

[0030] Specifically, when the layered water sampler is used, when the water is collected, the extension rod 11 and the mounting rod 1 are assembled, the locking pin 14 is inserted at the bottom of the extension rod 11, and the mounting rod 1 is inserted into the water, the pressure switch 21 is abutted against the water bed, the servo motor 22 drives the sealing plate 23 to rotate, the water inlet hole 24 on the surface of the sealing plate 23 is aligned with the opening 15, the water enters the collection box 13, and after the collection is completed, the pressure switch 21 is separated from the water bed, the servo motor 22 reversely rotates to close the opening 15, and the automatic closing is realized. When the sampling depth is replaced, the mounting ring 42 is moved on the outer wall of the mounting rod 1, and the sliding block 43 can ensure stability during movement, and after adjustment, the fixing bolt 44 is rotated and abutted against the inner wall of the sliding rail 41 to fix the collection box 13.

[0031] Embodiment two: by Figures 1-5 It can be seen that the outer wall of the mounting rod 1 and the extension rod 11 is provided with a fixing structure 3, the fixing structure 3 comprises: a fixing ring 31 sleeved on the outer wall of the mounting rod 1 and the extension rod 11; and a protection pad 32 mounted on the outer wall of the fixing ring 31 and the mounting rod 1; wherein the mounting rod 1 and the extension rod 11 are connected through cooperation of the fixing ring 31 and the protection pad 32.

[0032] In the specific implementation process, it is particularly worth pointing out that in the cooperation of the fixing ring 31, the protection pad 32 and the locking pin 14, when the extension rod 11 and the mounting rod 1 are assembled, the locking pin 14 is inserted at the bottom of the extension rod 11, and the fixing ring 31 is sleeved on the connection position, so that the protection pad 32 wraps the connection position of the mounting rod 1 and the extension rod 11, and the fixing ring 31 is fixed by using a bolt, so that the mounting rod 1 and the extension rod 11 are more stable during connection.

[0033] Further, the outer wall of the mounting rod 1 and the extension rod 11 is provided with a scale 12;

[0034] In the specific implementation process, it is particularly worth pointing out that the scale 12 is provided on the outer wall of the mounting rod 1 and the extension rod 11, which is more convenient when adjusting the sampling depth of the collection box 13.

[0035] Specifically, on the basis of the above embodiment, when the depth of the collection box 13 is adjusted, the mounting ring 42 is moved on the outer wall of the mounting rod 1 and the extension rod 11, and the position of the collection box 13 is determined according to the scale 12 provided on the surface, and the mounting rod 1 and the extension rod 11 are inserted into the water to collect water samples of different water layers.

[0036] It is to be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. An element proceeded by "comprises a... " does not, without more constraints, foreclose the existence of additional identical elements in the process, method, article, or apparatus that comprises the element.

[0037] In the present application, unless otherwise explicitly specified and limited, the terms "mounting", "setting", "connecting", "fixing", "screw connecting" and the like should be understood in a broad sense, for example, can be fixed connection, can also be detachable connection, or integrated; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be the internal communication of two elements or the interaction relationship of two elements, unless otherwise explicitly limited, the above terms in the present application can be understood according to the specific meaning of the above terms by the person skilled in the art according to the specific circumstances.

[0038] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and variations can be made in these embodiments without departing from the principles and spirit of the present application, the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A layered water sampler comprising a mounting pole (1), characterised in that: The top of the mounting rod (1) is provided with an extension rod (11), and the extension rod (11) and the outer wall of the mounting rod (1) are both provided with a collection box (13). The top of the collection box (13) is provided with an opening (15), and the top of the opening (15) is provided with an automatic opening and closing device (2). The automatic opening and closing device (2) comprises: A pressure switch (21) is fixedly connected to the bottom of the mounting rod (1); A servo motor (22) is electrically connected to the pressure switch (21), and the output end is rotatably connected to the inner wall of the collection box (13) through a sealing bearing; A sealing plate (23) is fixedly connected to the output end of the servo motor (22); A water inlet hole (24) is arranged at the top of the sealing plate (23); A mounting chamber (25) is arranged inside the collection box (13) and mounted outside the servo motor (22); Wherein, through the cooperation of the servo motor (22) and the water inlet hole (24), the pressure switch (21) controls the rotation of the servo motor (22), so that the water inlet hole (24) at the top of the sealing plate (23) is aligned with the opening (15), and the mounting chamber (25) wraps the servo motor (22).

2. A tiered water sampler according to claim 1, wherein: The outer wall of the collection box (13) is fixedly connected with a fixing rod (16), and the end away from the collection box (13) of the fixing rod (16) is provided with an adjusting device (4). The adjusting device (4) comprises: A slide (41) is arranged on the outer wall of the mounting rod (1) and the extension rod (11) respectively; A mounting ring (42) is inserted into the outer wall of the mounting rod (1) and the extension rod (11) respectively; A sliding block (43) is slidingly connected to the inner wall of the slide (41) and fixedly connected to the inner wall of the mounting ring (42); A fixing bolt (44) is threadedly connected to the inner wall of the mounting ring (42) and extends to the end inside the mounting ring (42) and abuts against the inner wall of the slide (41); Wherein, through the cooperation of the slide (41) and the sliding block (43), the mounting ring (42) drives the fixing rod (16) to move, and the mounting ring (42) is fixed by the fixing bolt (44).

3. The layered water sampler of claim 1, wherein: The top of the mounting rod (1) is fixedly connected with a pin (14), and the outer wall of the pin (14) is inserted into the bottom of the extension rod (11).

4. The layered water sampler of claim 1, wherein: The outer wall of the mounting rod (1) and the extension rod (11) is provided with a fixing structure (3), and the fixing structure (3) comprises: A fixing ring (31) is sleeved on the outer wall of the mounting rod (1) and the extension rod (11); A protection pad (32) is mounted on the outer wall of the fixing ring (31) and the mounting rod (1); Wherein, through the cooperation of the fixing ring (31) and the protection pad (32), the mounting rod (1) and the extension rod (11) are connected.

5. The layered water sampler of claim 1, wherein: The outer wall of the mounting rod (1) and the extension rod (11) is provided with a scale (12).

Images