Water sampling device capable of adjusting sampling depth

Abstract

The utility model provides a water sampling device with adjustable sampling depth, which relates to the technical field of water sampling devices, and comprises a stand column and a bottom plate, one side of the stand column is provided with a sliding groove, the top of the stand column is fixedly provided with a motor, and the output end of the motor is fixedly provided with a screw rod. According to the device, the stand column, the sliding groove, the motor, the lead screw, the long rod and other structures are arranged, the bottom plate and the stand column are placed at the designated place, then the motor is started, the motor can drive the lead screw to rotate when working, and the lead screw can drive the long rod to slide downwards in the sliding groove in the rotating process; the long rod can drive the storage pipe to move downwards in the downward sliding process, the storage pipe enters water after moving by a certain distance, by means of the structure, an operator can conveniently collect water samples at different depths through lifting of the storage pipe, the using effect of the device is improved, and the situation that the operator can only collect shallow water samples during collection is effectively avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of water sample collecting devices, in particular to a water sample collecting device with adjustable sampling depth. Background Art

[0002] The water sample collection device is a device for collecting water samples for analysis, detection or monitoring. Publication No. CN216669420U discloses an external environment water sample collection device, including a body, a sliding cavity is arranged inside the body, and a piston is slidably connected in the sliding cavity; a water channel is opened on the inner wall of the sliding cavity, a water filter tank is arranged on the outer side of the body, a reverse osmosis membrane is fixedly connected in the water filter tank, and the reverse osmosis membrane separates the water filter tank into an upper cavity and a lower cavity, and the water channel connects the sliding cavity and the lower cavity, and a collection tube is arranged at the front end of the body, and a first valve is arranged on the collection tube, and the collection tube connects the sliding cavity; the water filter tank is detachably sealed and connected with a cover, and a drain pipe is arranged on the cover, and a second valve is arranged on the drain pipe, and the drain pipe connects the upper cavity. The utility model can concentrate the collected samples, increase the concentration of the detected substance or organism, facilitate subsequent detection, and ensure the accuracy of subsequent detection. However, the device is not provided with an adjustment mechanism, which results in the operator being able to collect only shallow water but not deeper water, thereby reducing the use effect of the device. The device still has shortcomings and needs to be improved. Utility Model Content

[0003] The purpose of the utility model is to solve the technical problems raised in the above background technology.

[0004] The utility model adopts the following technical scheme: a water sample collection device with adjustable sampling depth, comprising a column and a bottom plate, a sliding groove is opened on one side of the column, a motor is fixedly installed on the top of the column, a screw rod is fixedly installed on the output end of the motor, a long rod is threadedly connected to the outer wall of the screw rod, a storage tube is fixedly installed on the end of the long rod away from the sliding groove, a liquid extraction head is fixedly installed on the bottom end of the storage tube, a piston is slidably connected to the inside of the storage tube, a connecting rod is fixedly installed on the top of the piston, and a round block is fixedly installed on the top end of the connecting rod.

[0005] Preferably, the long rod is slidably connected to the sliding groove, and the outer wall of the round block is evenly provided with anti-skid grooves. Here, the sliding connection between the long rod and the sliding groove improves the limiting effect of the long rod, and the anti-skid groove improves the anti-skid effect when pulling the round block.

[0006] Preferably, the bottom plate is located at the bottom of the column, and the column and the bottom plate are fixedly connected. Here, the fixed connection improves the use effect of the column and the bottom plate.

[0007] Preferably, the outer wall of the storage tube is evenly provided with graduated grooves, which facilitate the operator to observe the amount of the solution inside the storage tube.

[0008] Preferably, the connecting rod is slidably connected to the storage tube, and a handle is fixedly mounted on one side of the column. Here, the handle facilitates the operator to take the device.

[0009] Preferably, a support rod is fixedly mounted on one side of the column, a ring is fixedly mounted on one end of the support rod, and a wiping pad is fixedly mounted on the inner wall of the ring. Here, the cleaning efficiency of the outer wall of the storage tube is improved by the wiping pad.

[0010] Preferably, the wiping pad is slidably connected to the storage tube. Here, the use effect of the wiping pad is improved by the slidably connecting.

[0011] Compared with the prior art, the advantages and positive effects of the utility model are:

[0012] 1. In the utility model, by setting structures such as columns, sliding grooves, motors, screw rods and long rods, by placing the bottom plate and the columns in designated places and then starting the motor, the motor will drive the screw rod to rotate when working, and the screw rod will drive the long rod to slide downward inside the sliding groove during the rotation process, and the long rod will also drive the storage tube to move downward during the downward sliding process. After moving a certain distance, the storage tube will enter the water. This structure facilitates operators to collect water samples of different depths by lifting the storage tube, improves the use effect of the device, and effectively avoids the situation where operators can only collect shallow water samples during collection.

[0013] 2. In the utility model, by setting up structures such as support rods, rings and wiping pads, by starting the motor, the motor will drive the storage tube to move upward when working. During the upward movement, the storage tube will slide upward inside the ring and the wiping pad. During the upward sliding process, the wiping pad will clean the water stains on the outer wall of the storage tube. This structure improves the cleaning efficiency of the storage tube and is convenient for operators to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 The utility model provides a schematic diagram of the overall structure of a water sample collection device with adjustable sampling depth;

[0015] Figure 2 The utility model provides a schematic diagram of the explosion structure of a water sample collection device with adjustable sampling depth;

[0016] Figure 3 A schematic diagram of a partial explosion structure of a water sample collection device with adjustable sampling depth is provided for the utility model;

[0017] Figure 4The utility model proposes a water sample collection device with adjustable sampling depth. Figure 3 Enlarged view of point A in the middle.

[0018] Legend:

[0019] 1. Column; 2. Bottom plate; 3. Sliding groove; 4. Motor; 5. Screw rod; 6. Long rod; 7. Storage tube; 8. Liquid extraction head; 9. Piston; 10. Connecting rod; 11. Round block; 12. Anti-slip groove; 13. Scale groove; 14. Handle; 15. Support rod; 16. Ring; 17. Wiping pad. DETAILED DESCRIPTION

[0020] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0021] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0022] Embodiment 1

[0023] See also Figure 1-2 The utility model provides a technical solution: a water sample collection device with adjustable sampling depth, comprising a column 1 and a bottom plate 2, a sliding groove 3 is opened on one side of the column 1, a motor 4 is fixedly installed on the top of the column 1, a screw rod 5 is fixedly installed on the output end of the motor 4, a long rod 6 is threadedly connected to the outer wall of the screw rod 5, a storage tube 7 is fixedly installed on the end of the long rod 6 away from the sliding groove 3, a liquid extraction head 8 is fixedly installed on the bottom end of the storage tube 7, a piston 9 is slidably connected inside the storage tube 7, a connecting rod 10 is fixedly installed on the top of the piston 9, and a round block 11 is fixedly installed on the top of the connecting rod 10. By setting up structures such as a column 1, a sliding groove 3, a motor 4, a screw rod 5 and a long rod 6, by placing the bottom plate 2 and the column 1 in a designated place and then starting the motor 4, the motor 4 will drive the screw rod 5 to rotate when working, and the screw rod 5 will drive the long rod 6 to slide downward inside the sliding groove 3 during the rotation process, and the long rod 6 will also drive the storage tube 7 to move downward during the downward sliding process. After moving a certain distance, the storage tube 7 will enter the water. This structure makes it convenient for operators to collect water samples of different depths by lifting the storage tube 7, thereby improving the use effect of the device and effectively avoiding the situation where operators can only collect shallower water samples during collection.

[0024] See also Figure 1-2The long rod 6 is slidably connected to the sliding groove 3, and the limiting effect of the long rod 6 is improved by the sliding connection between the long rod 6 and the sliding groove 3. The outer wall of the round block 11 is evenly provided with anti-slip grooves 12, and the anti-slip effect when pulling the round block 11 is improved by the anti-slip grooves 12. The bottom plate 2 is located at the bottom of the column 1, and the column 1 and the bottom plate 2 are fixedly connected. The use effect of the column 1 and the bottom plate 2 is improved by the fixed connection. The outer wall of the storage tube 7 is evenly provided with scale grooves 13, and the scale grooves 13 facilitate the operator to observe the amount of solution inside the storage tube 7. The connecting rod 10 is slidably connected to the storage tube 7. A handle 14 is fixedly installed on one side of the column 1, and the handle 14 facilitates the operator to take the device.

[0025] Embodiment 2

[0026] See also Figure 3-4 A support rod 15 is fixedly installed on one side of the column 1, a ring 16 is fixedly installed on one end of the support rod 15, and a wiping pad 17 is fixedly installed on the inner wall of the ring 16. The wiping pad 17 improves the cleaning efficiency of the outer wall of the storage tube 7. The wiping pad 17 is slidably connected to the storage tube 7, and the use effect of the wiping pad 17 is improved by the sliding connection. By setting the support rod 15, the ring 16 and the wiping pad 17 and other structures, by starting the motor 4, the motor 4 will drive the storage tube 7 to move upward during operation. During the upward movement of the storage tube 7, the storage tube 7 will slide upward inside the ring 16 and the wiping pad 17. During the upward sliding process, the wiping pad 17 will clean the water stains on the outer wall of the storage tube 7. This structure improves the cleaning efficiency of the storage tube 7 and is convenient for operators to use.

[0027] Working principle: when in use, first place the bottom plate 2 and the column 1 in the designated place, then start the motor 4, the motor 4 will drive the screw rod 5 to rotate when working, the screw rod 5 will drive the long rod 6 to slide downward inside the sliding groove 3 during the rotation process, the long rod 6 will also drive the storage tube 7 to move downward during the downward sliding process, the storage tube 7 will enter the water after moving a certain distance, the storage tube 7 will move to a certain depth and then turn off the motor 4, then pull the round block 11 upward, the round block 11 drives the connecting rod 10 and the piston 9 to slide upward inside the storage tube 7, the piston 9 will suck the water of the designated depth from the liquid extraction head 8 into the storage tube 7 during the upward sliding process. After collecting a certain amount of water, start the motor 4 again, the motor 4 will drive the storage tube 7 to move upward when working, the storage tube 7 will slide upward inside the ring 16 and the wiping pad 17 during the upward movement, the wiping pad 17 will clean the water stains on the outer wall of the storage tube 7 during the upward sliding process.

[0028] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A water sampling device with adjustable sampling depth, comprising a column (1) and a bottom plate (2), characterized in that: A sliding groove (3) is provided on one side of the column (1); a motor (4) is fixedly mounted on the top of the column (1); a screw rod (5) is fixedly mounted on the output end of the motor (4); a long rod (6) is threadedly connected to the outer wall of the screw rod (5); a storage tube (7) is fixedly mounted on the end of the long rod (6) away from the sliding groove (3); a liquid extraction head (8) is fixedly mounted on the bottom end of the storage tube (7); a piston (9) is slidably connected inside the storage tube (7); a connecting rod (10) is fixedly mounted on the top of the piston (9); a round block (11) is fixedly mounted on the top end of the connecting rod (10).

2. The water sampling device with adjustable sampling depth according to claim 1, characterized in that: The long rod (6) is slidably connected to the sliding groove (3), and the outer wall of the round block (11) is evenly provided with anti-slip grooves (12).

3. The water sampling device with adjustable sampling depth according to claim 1, characterized in that: The bottom plate (2) is located at the bottom of the column (1), and the column (1) and the bottom plate (2) are fixedly connected.

4. The water sampling device with adjustable sampling depth according to claim 1, characterized in that: The outer wall of the storage tube (7) is evenly provided with scale grooves (13).

5. The water sampling device with adjustable sampling depth according to claim 1, characterized in that: The connecting rod (10) is slidably connected to the storage tube (7), and a handle (14) is fixedly mounted on one side of the column (1).

6. The water sampling device with adjustable sampling depth according to claim 1, characterized in that: A support rod (15) is fixedly mounted on one side of the column (1), a circular ring (16) is fixedly mounted on one end of the support rod (15), and a wiping pad (17) is fixedly mounted on the inner wall of the circular ring (16).

7. The water sampling device with adjustable sampling depth according to claim 6, characterized in that: The wiping pad (17) is slidably connected to the storage tube (7).

Images