Water quality detection sample extraction device

Abstract

The utility model discloses a water quality detection sample extraction device, which relates to the technical field of sample extraction and comprises a sample extraction device. The sample extraction device is composed of a sampling bottle, a water inlet mechanism, a hollow supporting rod and handles, mounting cylinders are arranged between the handles and at the bottom end of the hollow supporting rod, threaded cylinders are mounted at the upper ends of the hollow supporting rod and the water inlet mechanism, the mounting cylinders are rotatably mounted on the upper sides of the threaded cylinders, and a fixing ring is mounted at the bottom end of the water inlet mechanism. The fixing ring is rotationally installed on the upper side of the sampling bottle, a traction rope is installed at the upper end of the water inlet mechanism, the upper end of the traction rope penetrates through the hollow supporting rod, and a sealing cover is arranged at the upper end of the sampling bottle. In the using process, the multiple hollow supporting rods can be assembled, water in water areas of different depths can be sampled conveniently, after sampling is completed, the water inlet mechanism, the hollow supporting rods and the handle can be detached, placement is convenient, the occupied space of the sample extraction device is reduced, and storage is convenient.

Description

Technical Field

[0001] The utility model belongs to the field of sample extraction, and specifically relates to a water quality detection sample extraction device. Background Art

[0002] In the process of water quality testing, a sampling device is needed to sample the water.

[0003] Chinese patent number CN202322105623.2 discloses a water quality testing and water quality sampling device, including an outer tube and an inner tube, the outer tube is sleeved on the outside of the inner tube, and is connected to the inner tube by a connecting rod, a water inlet and a sealing port are respectively opened on both sides of the outer tube and the inner tube, the water inlet and the sealing port are at the same height, the two sealing ports are respectively located above and below the inner tube, a partition is provided on the inner wall of the inner tube, and the partition is located between the two sealing ports; the connecting rod divides the tube walls of the outer tube and the inner tube into a rotating groove, sealing plates are provided at both ends of the inner tube, and sealing assemblies are provided on the two sealing plates, one group of the sealing assemblies is provided with a controller, and the sealing assembly rotates in the rotating groove to seal the sealing port; a bottom cover and a top cover are respectively provided at both ends of the outer tube, and the bottom cover and the top cover are both used to protect the sealing assembly.

[0004] When the utility model is in use, it is not possible to sample water at different water layer depths, and the device is large in size, making it inconvenient to transport and place.

[0005] In view of this, the present utility model is proposed. Utility Model Content

[0006] The technical problem to be solved by the utility model is to overcome the deficiencies of the prior art and provide a water quality detection sample extraction device.

[0007] In order to solve the above technical problems, the basic concept of the technical solution adopted by the utility model is:

[0008] A water quality detection sample extraction device comprises a sample extraction device; the sample extraction device comprises a sampling bottle, a water inlet mechanism, a hollow support rod and a handle, a mounting tube is arranged between the handles and at the bottom end of the hollow support rod, a threaded tube is arranged at the upper end of the hollow support rod and the water inlet mechanism, the mounting tube is rotatably mounted on the upper side of the threaded tube, a fixing ring is arranged at the bottom end of the water inlet mechanism, the fixing ring is rotatably mounted on the upper side of the sampling bottle, a traction rope is arranged at the upper end of the water inlet mechanism, the upper end of the traction rope passes through the hollow support rod, and a sealing cap is arranged at the upper end of the sampling bottle.

[0009] Optionally, the water inlet mechanism consists of a cylinder, a spring and a plug plate, a water inlet is provided at the bottom end of the cylinder, a plug plate is slidably installed inside the cylinder, the spring is installed inside the cylinder at the upper position of the plug plate, and the end of the traction rope is installed at the upper position of the plug plate.

[0010] Optionally, a corrosion-resistant layer is provided on the outer side of the hollow support rod, and the corrosion-resistant layer is configured as a chrome-plated layer.

[0011] Optionally, a scale is provided on the outer side of the hollow support rod, and the scale is engraved on the upper side of the hollow support rod.

[0012] Optionally, a rubber pad is provided on the outer side of the handle, and the rubber pad is adhered to the outer side of the handle by adhesive.

[0013] Optionally, a friction pad is provided on the outer side of the sampling bottle, and the friction pad is adhered to the outer side of the sampling bottle by adhesive.

[0014] Optionally, a marking line is provided on one side of the sampling bottle, and the marking line is engraved on the outer side of the sampling bottle.

[0015] After adopting the above technical solution, the utility model has the following beneficial effects compared with the prior art. Of course, any product implementing the utility model does not necessarily need to achieve all the advantages described below at the same time:

[0016] 1. During the use of the utility model, multiple hollow support rods can be assembled to facilitate sampling of water in waters of different depths. After the sampling is completed, the water inlet mechanism, the hollow support rod and the handle can be disassembled for easy placement, thereby reducing the space occupied by the sample extraction device and facilitating transportation and storage.

[0017] 2. When the water inlet mechanism is in use, the plug plate is pulled by the traction rope. After the plug plate moves upward, the water inlet will be opened, and water will be introduced into the sampling bottle through the water inlet. After the sampling is completed, the traction rope is loosened, and the spring will drive the plug plate to reset and seal the water inlet.

[0018] 3. The scale is used to display the depth of the hollow support rod inserted into the water, which is convenient for controlling the sampling depth.

[0019] 4. The friction pad is used to increase the friction between the sampling bottle and the user's hand to avoid the sampling bottle slipping between the sampling bottle and the hand and causing the sampling bottle to fall off during use.

[0020] The specific implementation of the utility model is further described in detail below in conjunction with the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The drawings described below are only some embodiments. For those skilled in the art, other drawings can be obtained based on these drawings without creative work. In the drawings:

[0022] Figure 1 This is a schematic diagram of the structure of an embodiment of the utility model;

[0023] Figure 2 It is a side view structural schematic diagram of an embodiment of the utility model;

[0024] Figure 3 This is a schematic diagram of the internal structure of the water inlet mechanism of an embodiment of the utility model;

[0025] Figure 4 This is a schematic diagram of the structure of a sampling bottle according to an embodiment of the utility model;

[0026] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0027] 1. Sample extraction device; 2. Hollow support rod; 3. Water inlet mechanism; 4. Sampling bottle; 5. Towing rope; 6. Mounting cylinder; 7. Rubber pad; 8. Handle; 9. Threaded cylinder; 10. Scale; 11. Fixing ring; 12. Cover; 13. Marking line; 14. Friction pad; 15. Water inlet; 16. Cylinder; 17. Spring; 18. Plug plate; 19. Corrosion-resistant layer.

[0028] It should be noted that these drawings and textual descriptions are not intended to limit the conceptual scope of the present invention in any way, but rather to illustrate the concept of the present invention for those skilled in the art by referring to specific embodiments. DETAILED DESCRIPTION

[0029] The utility model will now be further described in detail with reference to the accompanying drawings.

[0030] See also Figure 1-4 As shown, in this embodiment, a water quality detection sample extraction device is provided, including a sample extraction device 1; the sample extraction device 1 is composed of a sampling bottle 4, a water inlet mechanism 3, a hollow support rod 2 and a handle 8, a mounting tube 6 is arranged between the handle 8 and the bottom end of the hollow support rod 2, a threaded tube 9 is installed at the upper end of the hollow support rod 2 and the water inlet mechanism 3, the mounting tube 6 is rotatably installed on the upper side of the threaded tube 9, a fixing ring 11 is installed at the bottom end of the water inlet mechanism 3, the fixing ring 11 is rotatably installed on the upper side of the sampling bottle 4, a traction rope 5 is installed at the upper end of the water inlet mechanism 3, the upper end of the traction rope 5 passes through the hollow support rod 2, and a sealing cap 12 is arranged at the upper end of the sampling bottle 4.

[0031] The application of one aspect of this embodiment is as follows: when the sample extraction device 1 is in use, the hollow straight rods are assembled according to the sampling depth. When the hollow straight rods are assembled, the mounting tube 6 at the bottom of the hollow straight rods is mounted on the outside of the threaded tube 9 on the upper side of another hollow straight rod. After the hollow support rods 2 are assembled, the sampling bottle 4 is mounted inside the fixing ring 11 below the water inlet mechanism 3, the traction rope 5 is passed through the hollow support rod 2, and then the fixing ring 11 at the bottom of the hollow support rod 2 is mounted on the upper side of the threaded tube 9 above the water inlet mechanism 3, and then the mounting tube 6 of the handle 8 is mounted inside the threaded tube 9 on the upper side of the hollow support rod 2, and the sample can be taken out. The extraction device 1 is assembled, and when extracting samples, the sampling bottle 4 is inserted into the water, the handle 8 is held, and the sampling bottle 4 is pressed downward. After pressing to the sampling depth, the traction rope 5 is pulled, and the traction rope 5 will open the water inlet mechanism 3, and the water will enter the sampling bottle 4 through the water purification mechanism. During the use of the utility model, multiple hollow support rods 2 can be assembled, which is convenient for sampling water in waters of different depths. After the sampling is completed, the water inlet mechanism 3, the hollow support rod 2 and the handle 8 can be disassembled for easy placement, thereby reducing the space occupied by the sample extraction device 1 and facilitating transportation and storage.

[0032] In this embodiment, the water inlet mechanism 3 is composed of a cylinder 16, a spring 17 and a plug plate 18. A water inlet 15 is provided at the bottom end of the cylinder 16. A plug plate 18 is slidably installed inside the cylinder 16. The spring 17 is installed inside the cylinder 16 and is located on the upper side of the plug plate 18. The end of the traction rope 5 is installed on the upper side of the plug plate 18. When the water inlet mechanism 3 is in use, the plug plate 18 is pulled by the traction rope 5. After the plug plate 18 moves upward, the water inlet 15 will be opened, and water will be introduced into the sampling bottle 4 through the water inlet 15. After the sampling is completed, the traction rope 5 is loosened, and the spring 17 will drive the plug plate 18 to reset and seal the water inlet 15.

[0033] In this embodiment, a corrosion-resistant layer 19 is provided on the outer side of the hollow support rod 2, and the corrosion-resistant layer 19 is configured as a chrome-plated layer. The chrome-plated layer used in the corrosion-resistant layer 19 has strong corrosion resistance, which can reduce the corrosion of the hollow support rod 2 during use and extend the service life of the hollow support rod 2.

[0034] In this embodiment, a scale 10 is provided at the outer side of the hollow support rod 2. The scale 10 is engraved on the upper side of the hollow support rod 2. The scale 10 is used to display the depth of the hollow support rod 2 inserted into the water, so as to facilitate the control of the sampling depth.

[0035] In this embodiment, a rubber pad 7 is provided on the outside of the handle 8, and the rubber pad 7 is adhered to the outside of the handle 8 by adhesive. The rubber pad 7 is provided to increase the friction between the staff's hand and the handle 8, so as to facilitate the staff to hold the handle 8.

[0036] In this embodiment, a friction pad 14 is provided on the outer side of the sampling bottle 4, and the friction pad 14 is adhered to the outer side of the sampling bottle 4 by adhesive. The friction pad 14 is provided to increase the friction between the sampling bottle 4 and the user's hand, so as to avoid the phenomenon that the sampling bottle 4 slips between the sampling bottle 4 and the hand and the sampling bottle 4 falls off during use.

[0037] In this embodiment, a marking line 13 is provided on one side of the sampling bottle 4. The marking line 13 is engraved on the outer side of the sampling bottle 4. The marking line 13 is used to measure the liquid level height inside the sampling bottle 4, so as to facilitate packaging after sampling.

[0038] The present invention is not limited to the above-mentioned implementation modes. Anyone should be aware of the structural changes made under the inspiration of the present invention. Any technical solution that is the same or similar to the present invention falls within the protection scope of the present invention. The technology, shape, and structure that are not described in detail in the present invention are all known technologies.

Claims

1. A water quality detection sample extraction device, characterized in that: The sample extraction device (1) comprises a sampling bottle (4), a water inlet mechanism (3), a hollow support rod (2) and a handle (8); a mounting tube (6) is arranged between the handle (8) and at the bottom end of the hollow support rod (2); a threaded tube (9) is arranged at the upper end of the hollow support rod (2) and the water inlet mechanism (3); the mounting tube (6) is rotatably mounted on the upper side of the threaded tube (9); a fixing ring (11) is arranged at the bottom end of the water inlet mechanism (3); the fixing ring (11) is rotatably mounted on the upper side of the sampling bottle (4); a traction rope (5) is arranged at the upper end of the water inlet mechanism (3); the upper end of the traction rope (5) passes through the hollow support rod (2); and a sealing cap (12) is arranged at the upper end of the sampling bottle (4).

2. A water quality detection sample extraction device according to claim 1, characterized in that: The water inlet mechanism (3) is composed of a cylinder (16), a spring (17) and a plug plate (18); a water inlet (15) is provided at the bottom end of the cylinder (16); a plug plate (18) is slidably installed inside the cylinder (16); the spring (17) is installed inside the cylinder (16) and is located above the plug plate (18); and the end of the traction rope (5) is installed at the upper side of the plug plate (18).

3. A water quality testing sample extraction device according to claim 1, characterized in that: The outer side of the hollow support rod (2) is provided with a corrosion-resistant layer (19), and the corrosion-resistant layer (19) is configured as a chrome-plated layer.

4. A water quality testing sample extraction device according to claim 1, characterized in that: A scale (10) is arranged at the outer side of the hollow support rod (2), and the scale (10) is engraved on the upper side of the hollow support rod (2).

5. A water quality testing sample extraction device according to claim 1, characterized in that: A rubber pad (7) is arranged on the outside of the handle (8), and the rubber pad (7) is adhered to the outside of the handle (8) by adhesive.

6. A water quality testing sample extraction device according to claim 1, characterized in that: A friction pad (14) is arranged on the outside of the sampling bottle (4), and the friction pad (14) is adhered to the outside of the sampling bottle (4) by adhesive.

7. A water quality testing sample extraction device according to claim 1, characterized in that: A marking line (13) is provided on one side of the sampling bottle (4), and the marking line (13) is engraved on the outside of the sampling bottle (4).

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