Multi-depth sampling instrument

Abstract

The utility model discloses a multi-depth sampling instrument which comprises a supporting rod, a mounting rack, a collecting barrel and a sealing cover, the multi-depth sampling instrument is mainly supported through the supporting rod, the mounting position of the mounting rack on the supporting rod is observed in an auxiliary manner through scale marks, and the collecting barrel is fixedly mounted on the supporting rod through the mounting rack. The distance between the two C-shaped clamping blocks is changed through a screw, so that the C-shaped clamping blocks can slide on the supporting rod to change the height, then the height of the collecting barrel on the supporting rod is changed, the collecting barrel can be rapidly installed or separated in a clamping mode of a clamping ring, water is collected through the collecting barrel, and the water collecting efficiency is improved. External air exhaust equipment is connected through the air pipe connector, so that negative pressure is formed in the collecting barrel, the interior of the collecting barrel is opened and closed through the air suction valve, then external water is pumped into the collecting barrel, and meanwhile the water in the collecting barrel can be prevented from leaking.

Description

Technical Field

[0001] The utility model relates to the technical field of samplers, in particular to a multi-depth sampler. Background Art

[0002] Water body is a collection of water. According to the Encyclopedia of China, water body is a general term for rivers, lakes, seas, groundwater, glaciers, etc. It is a natural complex of areas covered by water. It includes not only water, but also dissolved substances, suspended matter, sediments, aquatic organisms, etc. It is an important part of the surface hydrosphere and is a natural water area bounded by relatively stable land, including rivers, lakes, seas, glaciers, snow, reservoirs, ponds, etc.

[0003] When designing buildings on water bodies, it is necessary to sample the water in order to understand the pH value, material composition and other data inside the water body in order to use corresponding building materials and design plans. In deeper water bodies, it is necessary to sample water at different depths in order to accurately test the water data.

[0004] At present, most people manually sample water bodies at different depths. If people sample manually, they can only sample water bodies at one depth at a time, resulting in low work efficiency, complicated operation, and the need for continuous operation. It is time-consuming and laborious, so a multi-depth sampler is needed to solve the above problems. Utility Model Content

[0005] In view of the problems existing in the prior art, the utility model discloses a multi-depth sampler, the technical scheme adopted is that it includes a support rod, a mounting frame, a collecting bucket and a closing cover, the support rod is a rectangular rod-shaped structure, and the front side surface of the support rod is drawn with scale lines with increasing values ​​from top to bottom; the mounting frame comprises a C-shaped card block, a screw and a clamping ring, there are two C-shaped card blocks, and the left and right sides of the two C-shaped card blocks are symmetrically distributed, the screw connects the two C-shaped card blocks, and fixes and clamps the two C-shaped card blocks on the support rod, the clamping ring is arranged at the front end of the two C-shaped card blocks, the left and right halves of the clamping ring are respectively connected to the two C-shaped card blocks, and the front part of the clamping ring is open; the collecting bucket is a cylindrical structure with a hollow interior and an open upper part, the lower part of the collecting bucket is fixedly clamped in the clamping ring through the front opening of the clamping ring, and an air intake valve is arranged inside the collecting bucket, and the input end of the air intake valve is connected to the lower end of the collecting bucket. The outer sides of the surfaces are connected, and a thread is provided on the outer side surface of the upper end of the collecting barrel; the closing cover is threadedly connected to the collecting barrel through the thread, and the upper opening of the collecting barrel is completely closed, and an air pipe interface is provided on the upper surface of the closing cover, which is mainly supported by the support rod, and the scale line is used to assist in checking the installation position of the mounting frame on the support rod, and the collecting barrel is fixedly installed on the support rod through the mounting frame, and the spacing between the two C-shaped blocks is changed by screws, so that the C-shaped blocks can slide on the support rod to change the height, thereby changing the height of the collecting barrel on the support rod, and the collecting barrel can be quickly installed or separated by means of a snap ring clamping method, and water is collected through the collecting barrel, and an external exhaust device is connected through the air pipe interface, so that negative pressure is formed inside the collecting barrel, and the inside of the collecting barrel is opened and closed by the suction valve, so that external water is sucked into the inside of the collecting barrel, and at the same time, the water inside the collecting barrel can be prevented from leaking.

[0006] As a preferred technical solution of a multi-depth sampler of the utility model, there are several mounting frames, and collection buckets and closing covers are respectively provided in the several mounting frames. By setting any number of collection buckets at different heights of the support rod, sampling can be performed at different heights in the water body.

[0007] As an optimal technical solution for a multi-depth sampler of the utility model, a positioning groove is provided on the upper surface of the clamping ring, a positioning ring is fixedly sleeved on the lower part of the collecting barrel, the positioning ring is clamped in the positioning groove, the lower surface of the collecting barrel is flush with the lower surface of the clamping ring, and is flush with the lower surface of the C-shaped block, the positioning ring and the positioning groove facilitate the installation and positioning of the collecting barrel, so that the installation height of the collecting barrel can be quickly determined.

[0008] As a preferred technical solution of the multi-depth sampler of the utility model, a handle is fixedly installed at the upper end of the support rod, and the movement of the support rod is conveniently controlled by the handle.

[0009] As a preferred technical solution of a multi-depth sampler of the utility model, a limiting ring is fixedly sleeved on the collection barrel, and the limiting ring is located below the thread. A rubber pad is provided on the upper surface of the limiting ring. The rubber pad on the limiting ring can enable the closing cover to tightly close the upper opening of the collection barrel, thereby preventing external water from flowing into the collection barrel.

[0010] As a preferred technical solution of the multi-depth sampler of the utility model, a gripping rib is fixedly installed on the outer side of the collecting barrel, and the gripping rib is used to facilitate gripping of the collecting barrel.

[0011] The beneficial effects of the utility model are as follows: the utility model mainly supports by the support rod, and uses the scale line to assist in checking the installation position of the mounting frame on the support rod. The mounting frame is used to fix the collection bucket on the support rod, and the distance between the two C-shaped blocks is changed by screws, so that the C-shaped blocks can slide on the support rod to change the height, thereby changing the height of the collection bucket on the support rod. The collection bucket can be quickly installed or separated by a clamping ring, and water can be collected by the collection bucket. The external air extraction equipment is connected through the air pipe interface, so that negative pressure is formed inside the collection bucket. The interior of the collecting barrel is opened and closed by the suction valve, and external water is then drawn into the collecting barrel. At the same time, leakage of water inside the collecting barrel can be prevented. By arranging any number of collecting barrels at different heights of the supporting rod, sampling can be performed at different heights in the water body. The positioning ring and the positioning groove facilitate installation and positioning of the collecting barrel, so that the installation height of the collecting barrel can be quickly determined. The handle facilitates control of movement of the supporting rod. The rubber pad on the limit ring enables the closing cover to tightly close the upper opening of the collecting barrel, thereby preventing external water from flowing into the collecting barrel. The gripping ribs facilitate gripping of the collecting barrel. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the structure of the utility model;

[0013] Figure 2 This is a schematic diagram of the support rod structure of the utility model;

[0014] Figure 3 This is a schematic diagram of the mounting frame structure of the utility model;

[0015] Figure 4 This is a schematic diagram of the collection barrel structure of the utility model;

[0016] Figure 5 It is a schematic diagram of the structure of the closing cover of the utility model.

[0017] In the figure: 1-support rod, 101-scale line, 102-handle, 2-mounting frame, 21-C-shaped block, 22-screw, 24-clamping ring, 201-positioning groove, 3-collecting bucket, 301-inhalation valve, 302-positioning ring, 303-thread, 304-limiting ring, 305-gripping rib, 4-closing cover, 401-trachea interface. DETAILED DESCRIPTION

[0018] Example 1

[0019] like Figures 1 to 5As shown, the utility model discloses a multi-depth sampler, which adopts the technical solution of comprising a support rod 1, a mounting frame 2, a collecting bucket 3 and a closing cover 4. The support rod 1 is a rectangular rod-shaped structure. The front side surface of the support rod 1 is drawn with scale lines 101 with increasing values ​​from top to bottom. A handle 102 is fixedly installed at the upper end of the support rod 1, and the handle 102 is used to facilitate the movement of the support rod 1; the mounting frame 2 comprises a C-shaped block 21, a screw 22 and a snap ring 23. There are two C-shaped blocks 21, which are symmetrically distributed on the left and right sides of the two C-shaped blocks 21. The screw 22 is provided on the left and right sides of the two C-shaped blocks 21. The wire 22 connects the two C-shaped blocks 21, and the two C-shaped blocks 21 are fixedly clamped on the support rod 1. The clamp ring 23 is arranged at the front end of the two C-shaped blocks 21. The left and right halves of the clamp ring 23 are respectively connected to the two C-shaped blocks 21, and the front part of the clamp ring 23 is open. There are several mounting frames 2, and the several mounting frames 2 are respectively provided with collection barrels 3 and closing covers 4. By arranging any number of collection barrels 3 at different heights of the support rod 1, sampling can be performed at different heights in the water body; the collection barrel 3 is a cylindrical structure with a hollow interior and an open top. The lower part of the collecting barrel 3 is fixedly connected to the clamping ring 23 through the front opening of the clamping ring 23, an air intake valve 301 is arranged inside the collecting barrel 3, and the input end of the air intake valve 301 is communicated with the outer side of the lower surface of the collecting barrel 3, a thread 303 is arranged on the outer side surface of the upper end of the collecting barrel 3, a positioning groove 201 is arranged on the upper surface of the clamping ring 23, a positioning ring 302 is fixedly sleeved on the lower part of the collecting barrel 3, and the positioning ring 302 is clamped in the positioning groove 201, and the lower surface of the collecting barrel 3 is flush with the lower surface of the clamping ring 23, and is flush with the lower surface of the C-shaped block 21. The positioning ring 302 and the positioning groove 201 facilitate the installation and positioning of the collection barrel 3, so that the installation height of the collection barrel 3 can be quickly determined. The collection barrel 3 is fixedly sleeved with a limiting ring 304, and the limiting ring 304 is located below the thread 303. A rubber pad is provided on the upper surface of the limiting ring 304. The rubber pad on the limiting ring 304 can make the closing cover 4 tightly close the upper opening of the collection barrel 3, thereby preventing external water from flowing into the collection barrel 3. A gripping rib 305 is fixedly installed on the outer surface of the collection barrel 3, and the gripping rib 305 facilitates gripping of the collection barrel 3;The closing cover 4 is threadedly connected with the collection barrel 3 through the thread 303, and the upper opening of the collection barrel 3 is completely closed. The upper surface of the closing cover 4 is provided with an air pipe interface 401. The main support is provided by the support rod 1. The installation position of the mounting frame 2 on the support rod 1 is assisted by the scale line 101. The collection barrel 3 is fixedly installed on the support rod 1 through the mounting frame 2. The spacing between the two C-shaped blocks 21 is changed by the screw 22, so that the C-shaped blocks 21 can slide on the support rod 1 to change the height, thereby changing the height of the collection barrel 3 on the support rod 1. The collection barrel 3 can be quickly installed or separated by the clamping ring 23. The water body is collected by the collection barrel 3. The external suction equipment is connected through the air pipe interface 401, so that the inside of the collection barrel 3 is negatively pressurized. The inside of the collection barrel 3 is opened and closed by the suction valve 301, so that the external water body is sucked into the inside of the collection barrel 3, and the water body inside the collection barrel 3 can be prevented from leaking. ;

[0020] The working principle of the utility model is as follows: unscrew the screw 22, separate the two C-shaped blocks 21, and then clamp them on the support rod 1 (do not fix them), compare the scale line 101, align the lower surface of the C-shaped block 21 with the corresponding scale line 101, and then tighten the screw 22 to clamp and fix the two C-shaped blocks 21 on the support rod 1 by friction. According to the needs, set any number of mounting frames 2 at the corresponding positions of the support rod 1, grab the gripping rib 305, clamp it in the clamping ring 24, and the positioning ring 302 enters the positioning groove 201, and the collection bucket 3 is fixed, the air pipe interface 401 is connected to the input port of the external air pumping device through the air pipe, the handle 102 is grasped, and the support rod 1 is extended into the water body to be collected, the uppermost scale line is flush with the water surface, the external air pumping device is started, a negative pressure is formed in the collection barrel 3, the suction valve 301 is opened, and the external water enters the collection barrel 3 and is collected, the external air pumping device is stopped, the pressure inside and outside the collection barrel 3 is balanced, the suction valve 301 is closed to prevent the water in the collection barrel 3 from leaking, the support rod 1 is pulled out of the water body, and the collection barrel 3 is removed to complete the multi-depth sampling of the water body.

[0021] The circuit connection involved in the utility model is a common means used by those skilled in the art, and technical inspiration can be obtained through a limited number of experiments, and it belongs to the widely used existing technology.

[0022] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present invention, unless otherwise specified, "multiple" means two or more.

[0023] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, or it can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0024] Components not described in detail herein are prior art.

[0025] Although the specific embodiments of the present invention are described in detail above, the present invention is not limited to the above embodiments. Various changes can be made within the knowledge of ordinary technicians in the field without departing from the purpose of the present invention, and modifications or deformations without creative labor are still within the scope of protection of the present invention.

Claims

1. A multi-depth sampler, comprising a support rod (1), a mounting frame (2), a collection bucket (3) and a closing cover (4), characterized in that: The support rod (1) is a rectangular rod-shaped structure, and a scale line (101) with increasing values ​​from top to bottom is drawn on the front side of the support rod (1); the mounting frame (2) comprises a C-shaped card block (21), a screw (22) and a clamping ring (23); there are two C-shaped card blocks (21), and the left and right sides of the two C-shaped card blocks (21) are symmetrically distributed; the screw (22) connects the two C-shaped card blocks (21) and fixes and clamps the two C-shaped card blocks (21) on the support rod (1); the clamping ring (23) is arranged at the front end of the two C-shaped card blocks (21), and the left and right halves of the clamping ring (23) are respectively connected to the two C-shaped card blocks (21); The front part of the clamping ring (23) is open; the collecting barrel (3) is a cylindrical structure with a hollow interior and an open top; the lower part of the collecting barrel (3) is fixedly clamped in the clamping ring (23) through the front opening of the clamping ring (23); an air intake valve (301) is provided inside the collecting barrel (3); the input end of the air intake valve (301) is connected to the outer side of the lower surface of the collecting barrel (3); a thread (303) is provided on the outer side surface of the upper end of the collecting barrel (3); the closing cover (4) is threadedly connected to the collecting barrel (3) through the thread (303) and completely closes the upper opening of the collecting barrel (3); an air pipe interface (401) is provided on the upper surface of the closing cover (4).

2. A multi-depth sampler according to claim 1, characterized in that: There are a plurality of mounting frames (2), and a collecting bucket (3) and a closing cover (4) are respectively arranged in each of the mounting frames (2).

3. A multi-depth sampler according to claim 1, characterized in that: A positioning groove (201) is provided on the upper surface of the clamping ring (23); a positioning ring (302) is fixedly sleeved on the lower portion of the collecting barrel (3); the positioning ring (302) is clamped in the positioning groove (201); and the lower surface of the collecting barrel (3) is flush with the lower surface of the clamping ring (23) and is also flush with the lower surface of the C-shaped clamping block (21).

4. A multi-depth sampler according to claim 1, characterized in that: A handle (102) is fixedly mounted on the upper end of the support rod (1).

5. A multi-depth sampler according to claim 1, characterized in that: A limiting ring (304) is fixedly sleeved on the collection barrel (3), and the limiting ring (304) is located below the thread (303). A rubber pad is provided on the upper surface of the limiting ring (304).

6. A multi-depth sampler according to claim 5, characterized in that: A gripping rib (305) is fixedly mounted on the outer side surface of the collecting bucket (3).

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