Water quality detection sample extraction device

Abstract

The utility model relates to the technical field of water quality detection, and discloses a water quality detection sample extraction device which comprises a barrel, first grooves are formed in the left end and the right end of the barrel, a second groove is formed in the front end of the barrel, a sliding rod is arranged at the top end of the barrel in a penetrating mode, and a plurality of pressing blocks are fixedly connected to the front end of the sliding rod. A plurality of moving blocks are slidably connected to the outer wall of the barrel, bolts are in threaded connection with the rear ends of the moving blocks, supporting rods are fixedly connected to the inner walls of the moving blocks, clamping blocks are connected to the top ends of the supporting rods through control assemblies, and fixing blocks are fixedly connected to the left sides and the right sides of the front ends of the moving blocks. The inner walls of the fixing blocks are connected with collecting boxes through clamping assemblies. According to the sampling device disclosed by the utility model, the position of the moving block on the cylinder body can be freely adjusted according to requirements to control the sampling depth and sample at different depths at the same time, and the collecting box can be automatically sealed after the sampling is finished to prevent the sample from being polluted.

Description

TECHNICAL FIELD

[0001] The utility model relates to water quality detection technical field especially relates to a water quality detection sample extraction device. BACKGROUND

[0002] Water sample detection refers to the detection of physical properties, metal compounds, non-metallic inorganic substances, organic compounds, biology, and hydrological and meteorological parameters of environmental water (rivers, lakes, reservoirs, and groundwater) and water pollution sources (domestic sewage, hospital sewage, and industrial sewage).

[0003] After retrieval, the water quality sample collection device with the publication number CN217084339U includes a fixed frame and a fixed box, a plurality of air slots are formed in the inner side of the fixed frame, a collection box is fixedly connected to the inner wall of each air slot, a fixed block is fixedly connected to the inner wall of the fixed frame, an electric push rod is fixedly connected to the bottom of the fixed block, and a plugging assembly is arranged at the bottom of the electric push rod; the plugging assembly includes a fixed rod fixedly connected to the end of the electric push rod away from the fixed block, and a plurality of cover plates adapted to the collection box are fixedly connected to the side surface of the fixed rod. The utility model has a reasonable structure, the fixed frame is manually dragged to move downward along the sliding sleeve, so that the collection box is immersed in water, the electric push rod drives the cover plates to move downward through the fixed rod to plug the collection box, the mixing of water quality in the collection box during upward movement is avoided, and the precision of sample detection is improved.

[0004] Based on the above-mentioned patent, the technical scheme cannot be flexibly adjusted according to the actual experimental requirements to sample different depths of water, and for this technical problem, the present application provides a water quality detection sample extraction device. UTILITY MODEL CONTENTS

[0005] The utility model discloses a water quality detection sample extraction device, which can freely adjust the position of the moving block on the cylinder according to the requirements to control the sampling depth and simultaneously sample at different depths, and can automatically close the collection box after sampling to prevent the sample from being contaminated.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0007] The utility model provides a water quality detection sample extraction device, including the cylinder, first groove body is seted up in the left and right two ends of cylinder, second groove body is seted up in the front end of cylinder, the top of cylinder is equipped with the slide rod, a plurality of press blocks are fixedly connected with the front end of slide rod, a plurality of mobile blocks are connected with the outer wall of cylinder and slide, the rear end of mobile block is all screw -threaded with bolt, the inner wall of mobile block is all fixedly connected with support rod, the top of support rod is all connected with the clamping block through control assembly, the left and right sides of mobile block front end are all fixedly connected with fixed block, the inner wall of fixed block is all connected with collection box through clamping assembly, the top of collection box is all fixedly connected with top cap, the inner wall of top cap is all connected with the shielding block and slides.

[0008] Further, the control assembly includes a spring barrel fixedly connected to the top of the support rod, a control block fixedly connected to the top of the spring barrel, a rotating rod rotatably connected to the front end of the control block, and a connecting block rotatably connected to the front end of the rotating rod.

[0009] Further, the clamping assembly includes a bidirectional threaded rod rotatably connected to the inner wall of the fixed block, a hand wheel fixedly connected to the left end of the bidirectional threaded rod, and a clamping plate threadedly connected to the outer wall of the bidirectional threaded rod on the left and right sides.

[0010] Further, the front end of the bolt is arranged at the rear end of the cylinder, and the outer wall of the support rod is slidably connected to the inner wall of the first groove body.

[0011] Further, the top of the mobile block is fixedly connected to the support block, and the top of the support block is arranged at the bottom end of the corresponding connecting block.

[0012] Further, the top of the control block is arranged at the bottom end of the corresponding press block.

[0013] Further, the outer wall of the connecting block is slidably connected to the inner wall of the second groove body, and the front end of the clamping block is fixedly connected to the rear end of the shielding block.

[0014] Further, the rear end of the clamping plate is slidably connected to the front end of the mobile block.

[0015] The utility model has the following beneficial effects:

[0016] 1. In the utility model, through the cooperation of the mobile block, the bolt, the control block, the spring barrel, the connecting block, the rotating rod, the clamping block and the shielding block, the device can freely adjust the position of the mobile block on the cylinder according to the requirements, control the sampling depth and simultaneously sample at different depths, and after sampling is completed, the collection box can be automatically closed to avoid contamination of the sample.

[0017] 2. The utility model discloses, through the cooperation of the clamping plate in hand wheel, fixed block and two -way threaded rod, make the device can conveniently dismouting is carried out to the collection box on the moving block, and can directly take down the collection box and pour after sampling is finished, avoid the collection box fixed on the barrel after sampling is finished and it is difficult to recover the sample. BRIEF DESCRIPTION OF DRAWINGS

[0018] Fig. 1 A three-dimensional view of a water quality detection sample extraction device is provided for the utility model;

[0019] Fig. 2 A sectional view of a cylinder in a water quality detection sample extraction device is provided for the utility model;

[0020] Fig. 3 A sectional view of a collection box in a water quality detection sample extraction device is provided for the utility model.

[0021] LEGEND:

[0022] 1, cylinder, 2, first groove body, 3, sliding rod, 4, second groove body, 5, moving block, 6, hand wheel, 7, connecting block, 8, bolt, 9, fixed block, 10, pressing block, 11, control block, 12, spring barrel, 13, support rod, 14, rotating rod, 15, clamping block, 16, shielding block, 17, top cover, 18, collection box, 19, clamping plate, 20, support block, 21, two -way threaded rod. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be described clearly and completely below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0024] REFERENCE Figs. 1-3The utility model provides a kind of embodiment: a water quality detection sample extraction device, including cylinder 1, the first groove 2 is set in both ends of cylinder 1, the second groove 4 is set in the front end of cylinder 1, sliding rod 3 is penetrated in the top end of cylinder 1, a plurality of pressing blocks 10 are fixedly connected in the front end of sliding rod 3, a plurality of moving blocks 5 are slidably connected in the outer wall of cylinder 1, support block 20 is fixedly connected in the top end front side of moving block 5, corresponding connecting block 7 bottom end is set in the top end of support block 20, bolt 8 is threadedly connected in the rear end of moving block 5, the rear end of bolt 8 is set in the rear end of cylinder 1, support rod 13 is fixedly connected in the inner wall of moving block 5, support rod 13 is slidably connected in the inner wall of first groove 2, spring cylinder 12 is fixedly connected in the top end of support rod 13, control block 11 is fixedly connected in the top end of spring cylinder 12, corresponding pressing block 10 bottom end is set in the top end of control block 11, rotating rod 14 is rotatably connected in the front end of control block 11, connecting block 7 is rotatably connected in the front end of rotating rod 14, clamping block 15 is set in the inner wall of connecting block 7, the outer wall of connecting block 7 is slidably connected in the inner wall of second groove 4, clamping block 15 is fixedly connected in the rear end of shielding block 16 in the front end;

[0025] Specifically, in the use process, the limiting of the moving block 5 can be released by rotating the bolt 8, then the position of the collecting box 18 on the cylinder 1 can be changed by sliding the moving block 5 on the cylinder 1, the sampling depth can be freely controlled according to the needs, then the moving block 5 is fixed again by rotating the reset bolt 8, then the cylinder 1 is put into the water, when reaching the specified depth, the pressing block 10 on the sliding rod 3 is moved downward to contact and extrude the spring cylinder 12 by pushing the sliding rod 3, at this time, the connecting block 7 is pulled into the cylinder 1 by the rotating rod 14, so that the clamping block 15 pulls the shielding block 16 to make the inside of the collecting box 18 connected with the outside, the water at different depths is sampled at the same time, after sampling is completed, the sliding rod 3 is loosened to reset the control block 11 under the action of the spring cylinder 12, the shielding block 16 is pushed back to close the collecting box 18 to avoid the mixing of the samples in the collecting box 18 during the recovery process.

[0026] Referring to Fig. 2 And Fig. 3 The fixed block 9 is fixedly connected in the front end left and right sides of moving block 5, the bidirectional screw rod 21 is rotatably connected in the inner wall of fixed block 9, the hand wheel 6 is fixedly connected in the left end of bidirectional screw rod 21, the clamping plate 19 is threadedly connected in the outer wall left and right sides of bidirectional screw rod 21, the clamping plate 19 is slidably connected in the front end of moving block 5 in the rear end, the collecting box 18 is arranged in the opposite end of clamping plate 19, the top cover 17 is fixedly connected in the top end of collecting box 18, the shielding block 16 is slidably connected in the inner wall of top cover 17;

[0027] Specifically, after adjusting the position of the moving block 5 on the barrel 1, the clamping block 15 on the collection box 18 is clamped into the groove on the connecting block 7, and the bidirectional threaded rod 21 is rotated by manually rotating the hand wheel 6, so that the clamping plate 19 moves on the moving block 5 to clamp the collection box 18, after sampling, the collection box 18 is removed after the clamping of the collection box 18 is cancelled by reversely rotating the hand wheel 6, which is convenient for recycling the sample and avoids that the collection box 18 is hung on the barrel 1 and is not convenient to pour out the internal water sample.

[0028] Working principle: in the use process, the position of the moving block 5 on the barrel 1 can be changed by sliding the moving block 5 on the barrel 1, so that the sampling depth can be freely controlled according to the needs, after adjusting the position of the moving block 5 on the barrel 1, the clamping block 15 on the collection box 18 is clamped into the groove on the connecting block 7, and the bidirectional threaded rod 21 is rotated by manually rotating the hand wheel 6, so that the clamping plate 19 moves on the moving block 5 to clamp the collection box 18, after sampling, the collection box 18 is removed after the clamping of the collection box 18 is cancelled by reversely rotating the hand wheel 6, which is convenient for recycling the sample and avoids that the collection box 18 is hung on the barrel 1 and is not convenient to pour out the internal water sample, then the moving block 5 is fixed again by rotating the reset bolt 8, then the barrel 1 is put into water, when reaching the specified depth, the slide rod 3 is pushed to move the pressing block 10 on the slide rod 3 downward to contact and press the spring cylinder 12, at this time, the connecting block 7 is pulled into the barrel 1 by the control block 11 under the cooperation of the rotating rod 14, so that the clamping block 15 pulls the shielding block 16 to make the inside of the collection box 18 connected with the outside, and the water at different depths is sampled at the same time, after sampling, the slide rod 3 is loosened to reset the control block 11 under the elastic force of the spring cylinder 12, the shielding block 16 is pushed back to close the collection box 18 to avoid that the samples in the collection box 18 are mixed during the recovery process.

[0029] Finally, it should be noted that the above description is only a preferred embodiment of the present application and is not intended to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement for some technical features, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A water quality detection sample extraction device comprising a barrel (1), characterized in that: The barrel (1) is provided with a first groove (2) at both ends, a second groove (4) at the front end, and a slide rod (3) at the top end, a plurality of pressing blocks (10) are fixedly connected to the front end of the slide rod (3), a plurality of moving blocks (5) are slidably connected to the outer wall of the barrel (1), a bolt (8) is threadedly connected to the rear end of each moving block (5), a support rod (13) is fixedly connected to the inner wall of each moving block (5), a clamping block (15) is connected to the top end of each support rod (13) through a control assembly, a fixed block (9) is fixedly connected to the left and right sides of the front end of each moving block (5), a collecting box (18) is connected to the inner wall of each fixed block (9) through a clamping assembly, a top cover (17) is fixedly connected to the top end of each collecting box (18), and a shielding block (16) is slidably connected to the inner wall of each top cover (17).

2. The water quality detection sample extraction device according to claim 1, characterized in that: The control assembly comprises a spring barrel (12) fixedly connected to the top end of the support rod (13), a control block (11) fixedly connected to the top end of the spring barrel (12), a rotating rod (14) rotatably connected to the front end of each control block (11), and a connecting block (7) rotatably connected to the front end of each rotating rod (14), wherein the connecting block (7) is arranged at the bottom end of the clamping block (15). 3.The water quality detection sample extraction device of claim 1, wherein: The clamping assembly comprises a bidirectional threaded rod (21) rotatably connected to the inner wall of the fixed block (9), a hand wheel (6) fixedly connected to the left end of the bidirectional threaded rod (21), and a clamping plate (19) threadedly connected to the left and right sides of the outer wall of the bidirectional threaded rod (21), wherein the collecting box (18) is arranged at opposite ends of the two clamping plates (19).

4. The water quality detection sample extraction device according to claim 1, characterized in that: The front end of the bolt (8) is arranged at the rear end of the barrel (1), and the outer wall of the support rod (13) is slidably connected to the inner wall of the first groove (2).

5. The water quality detection sample extraction device according to claim 1, characterized in that: The top end of the moving block (5) is fixedly connected to the top end of the support block (20), and the top end of the support block (20) is arranged at the bottom end of the corresponding connecting block (7).

6. The water quality detection sample extraction device according to claim 2, characterized in that: The top end of the control block (11) is arranged at the bottom end of the corresponding pressing block (10).

7. The water quality detection sample extraction device according to claim 2, characterized in that: The outer wall of the connecting block (7) is slidably connected to the inner wall of the second groove (4), and the front end of the clamping block (15) is fixedly connected to the rear end of the shielding block (16).

8. The water quality detection sample extraction device according to claim 3, characterized in that: The rear end of the clamping plate (19) is slidably connected to the front end of the moving block (5).

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