River water sampling equipment for hydraulic engineering

Abstract

The utility model discloses river water sampling equipment for hydraulic engineering. The river water sampling equipment comprises a floating plate, a sampling barrel, a lifting assembly and an auxiliary assembly, the sampling barrel is connected below the floating plate through a lifting assembly, sampling bins are formed in the sampling barrel at equal intervals, a water inlet is formed in the side, close to the sampling bins, in the sampling barrel, a filter screen is fixedly installed in the water inlet, and a shielding assembly is arranged in the water inlet. According to the river water sampling equipment for the water conservancy project, sampling bins are formed in an arranged sampling barrel at equal intervals, then the sampling barrel is driven by a lifting assembly to move downwards to a proper river water depth position, and a baffle is driven by an arranged shielding assembly and an electric telescopic rod to move upwards into a mounting groove, so that river water enters the corresponding sampling bins conveniently; and then the electric telescopic rod drives the baffle to move downwards to shield the water inlet, so that the lifting assembly conveniently drives the sampling barrel to ascend to complete sampling, river water at different depths can be sampled at the same time, and the working efficiency can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of river water sampling for water conservancy projects, in particular to river water sampling equipment for water conservancy projects. Background Art

[0002] In water conservancy projects, in order to strengthen the monitoring of water environment quality, the water quality in the river is often monitored. When sampling and testing the river water, it is often necessary to sample and compare water at different depths, so sampling equipment is needed.

[0003] For related technologies, a Chinese patent discloses a river water sampling device for water conservancy projects (authorization announcement number CN220583872U). This patented technology can know the depth of the sampling tube's descent through the arrangement of structures such as a lifting mechanism, a measuring assembly, a telescopic mechanism, a sampling tube, and a piston head, thereby facilitating the sampling of river water at different depths, making the taken river water samples diversified, and being able to perform multiple tests on river water samples at different depths, thereby making the test results more accurate. Although the above sampling device can adjust the depth of the sampling tube's descent, it is impossible to sample water layers at different depths at the same time, and the working efficiency is low. Therefore, those skilled in the art provide a river water sampling device for water conservancy projects to solve the problems raised in the above background technology. Summary of the invention

[0004] The purpose of the utility model is to overcome the deficiencies of the prior art, meet actual needs, and provide a river water sampling device for water conservancy projects to solve the technical problem that although the sampling equipment in the related technology can adjust the depth of the sampling tube descent, it cannot sample water layers of different depths at the same time, resulting in low working efficiency.

[0005] In order to achieve the purpose of the utility model, the technical solution adopted by the utility model is:

[0006] A river water sampling device for water conservancy projects is designed, including a floating plate, a sampling barrel, a lifting assembly and an auxiliary assembly; the sampling barrel is connected to the bottom of the floating plate through the lifting assembly, sampling chambers are equidistantly provided inside the sampling barrel, a water inlet is provided inside the sampling barrel and on one side close to the sampling chamber, a filter is fixedly installed inside the water inlet, a shielding assembly is arranged inside the water inlet, the shielding assembly includes a mounting groove, the mounting groove is opened inside the sampling barrel and located above the water inlet, an electric telescopic rod is fixedly installed inside the mounting groove, a baffle is fixedly installed on the output end of the electric telescopic rod, and the bottom end of the baffle extends to the inside of the water inlet.

[0007] As a further solution of the utility model: the lifting assembly includes a sliding rod, on which the top of the sampling tube is symmetrically fixedly installed, the top of the sliding rod passes through the floating plate and is slidably connected to the floating plate, a support frame is fixedly installed on the top of the floating plate and close to one of the sliding rods, a motor is fixedly installed on the top of the support frame, one of the sliding rods is provided with a lifting groove inside, and the support frame is rotatably connected to a screw rod on one side of the lifting groove, the bottom end of the screw rod extends into the inside of the lifting groove and is threadedly connected to the lifting groove, the output end of the motor is fixedly connected to the screw rod, and a fixing plate is fixedly installed on the top of the other sliding rod.

[0008] As a further solution of the utility model: limiting grooves are symmetrically provided on both sides of the support frame, and limiting blocks are symmetrically fixedly installed on both sides of the top of one of the sliding rods, and the limiting blocks extend into the limiting groove and are slidably connected to the limiting groove.

[0009] As a further solution of the utility model: the auxiliary component includes a scale line, which is arranged on one side of the support frame, a threaded rod is fixedly installed on the top of the floating plate and close to the side of the support frame, a sliding frame is slidably connected to the outside of the threaded rod, nuts are threadedly connected to the outside of the threaded rod and located above and below the sliding frame, a fixing groove is opened on the side of the sliding frame close to one of the limit blocks, a touch switch is fixedly installed inside the fixing groove, a push block is fixedly installed on the side of one of the limit blocks close to the fixing groove, a fixing rod is fixedly installed on the top of the floating plate and away from the threaded rod, and the fixing rod passes through the other side of the sliding frame and is slidably connected to the sliding frame.

[0010] As a further solution of the utility model: pull rings are symmetrically fixedly installed on both sides of the floating plate, and a counterweight block is fixedly installed on the bottom of the sampling tube.

[0011] As a further solution of the utility model: a sealing groove is opened inside the water inlet, and a sealing block is fixedly installed on the outer side of the baffle and close to the sealing groove, and the sealing block extends into the sealing groove.

[0012] The beneficial effects of the utility model are:

[0013] 1. When in use, sampling chambers are equidistantly opened through the sampling tube, and then the lifting assembly drives the sampling tube to move down to a suitable river water depth position, and through the shielding assembly, the electric telescopic rod drives the baffle to move upward to the inside of the installation groove, so that the river water can enter the corresponding sampling chamber, and then the baffle is driven downward by the electric telescopic rod to block the water inlet, so that the lifting assembly can drive the sampling tube to rise to complete the sampling, which is conducive to sampling river water of different depths at the same time and is conducive to improving work efficiency.

[0014] 2. Through the auxiliary components, the position of the sliding frame is adjusted by turning the two nuts and corresponding to the scale lines, and then the push block on the bottom side of one of the limit blocks pushes the touch switch, where the touch switch is electrically connected to the motor and is used to press and turn off the motor, so as to accurately drive the sampling tube down to the appropriate depth, making sampling more convenient without having to observe the scale lines all the time.

[0015] 3. The utility model also has other advantages, which will be presented together with the corresponding structures in the embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional schematic diagram of the utility model as a whole;

[0017] Figure 2 It is a sectional stereoscopic schematic diagram of the utility model as a whole;

[0018] Figure 3 for Figure 2 The enlarged view of point A in the middle;

[0019] Figure 4 for Figure 2 The enlarged view of point B in the middle;

[0020] In the figure: 1. Floating plate; 11. Pull ring; 2. Sampling tube; 21. Sampling chamber; 22. Water inlet; 23. Filter; 3. Lifting assembly; 31. Sliding rod; 32. Support frame; 33. Motor; 34. Lifting slot; 35. Screw rod; 36. Limiting slot; 37. Limiting block; 38. Fixed plate; 4. Shielding assembly; 41. Installation slot; 42. Electric telescopic rod; 43. Baffle; 44. Sealing slot; 45. Sealing block; 5. Counterweight; 6. Auxiliary assembly; 61. Scale line; 62. Threaded rod; 63. Sliding frame; 64. Nut; 65. Fixed slot; 66. Touch switch; 67. Push block; 68. Fixed rod. DETAILED DESCRIPTION

[0021] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0022] Example 1: A river water sampling device for water conservancy projects, see Figure 1 - Figure 4, including a floating plate 1, a sampling tube 2, a lifting assembly 3 and an auxiliary assembly 6; the sampling tube 2 is connected to the bottom of the floating plate 1 through the lifting assembly 3, and sampling chambers 21 are equidistantly provided inside the sampling tube 2, and a water inlet 22 is provided inside the sampling tube 2 and on one side close to the sampling chamber 21, and a filter screen 23 is fixedly installed inside the water inlet 22, and a shielding assembly 4 is arranged inside the water inlet 22, and the shielding assembly 4 includes a mounting groove 41, and the mounting groove 41 is opened inside the sampling tube 2 and located above the water inlet 22, and an electric telescopic rod 42 is fixedly installed inside the mounting groove 41, and a baffle 43 is fixedly installed at the output end of the electric telescopic rod 42, and the baffle The bottom end of the plate 43 extends to the inside of the water inlet 22; when in use, the sampling chambers 21 are equidistantly opened through the sampling tube 2, and then the lifting assembly 3 drives the sampling tube 2 to move down to a suitable river water depth position, and through the provided shielding assembly 4, the electric telescopic rod 42 drives the baffle 43 to move upward to the inside of the mounting groove 41, so that the river water can enter the corresponding sampling chamber 21, and then the baffle 43 is driven downward by the electric telescopic rod 42 to block the water inlet 22, so that the lifting assembly 3 can drive the sampling tube 2 to rise to complete the sampling, which is beneficial to sampling river water of different depths at the same time and beneficial to improving work efficiency.

[0023] Among them, the lifting assembly 3 includes a sliding rod 31, on which the top of the sampling tube 2 is symmetrically fixedly installed, the top of the sliding rod 31 passes through the floating plate 1 and is slidably connected to the floating plate 1, a support frame 32 is fixedly installed on the top of the floating plate 1 and close to one of the sliding rods 31, and a motor 33 is fixedly installed on the top of the support frame 32, one of the sliding rods 31 is provided with a lifting groove 34, and the support frame 32 is rotatably connected to a screw rod 35 on one side of the lifting groove 34, the bottom end of the screw rod 35 extends into the lifting groove 34 and is threadedly connected to the lifting groove 34, the output end of the motor 33 is fixedly connected to the screw rod 35, and a fixing plate 38 is fixedly installed on the top of the other sliding rod 31; through the set lifting assembly 3, the output end of the motor 33 rotates to drive the screw rod 35 to rotate, and further drives one of the sliding rods 31 to move downward, which is conducive to driving the sampling tube 2 to move down into the river water, and the set fixing plate 38 is conducive to preventing the sliding rod 31 from moving down and separating from the floating plate 1, which is more stable to use.

[0024] Among them, limiting grooves 36 are symmetrically provided on both sides of the support frame 32, and limiting blocks 37 are symmetrically fixedly installed on both sides of the top of one of the sliding rods 31. The limiting blocks 37 extend into the limiting grooves 36 and are slidably connected to the limiting grooves 36; the setting of the limiting grooves 36 and the limiting blocks 37 is helpful to prevent the rotation of the screw rod 35 from driving the sliding rod 31 to rotate accordingly, and the downward movement is more stable.

[0025] The auxiliary component 6 includes a scale line 61, which is arranged on one side of the support frame 32. A threaded rod 62 is fixedly installed on the top of the floating plate 1 and close to the side of the support frame 32. A sliding frame 63 is slidably connected to the outside of the threaded rod 62. Nuts 64 are threadedly connected to the outside of the threaded rod 62 and located above and below the sliding frame 63. A fixing groove 65 is opened on one side of the sliding frame 63 close to one of the limit blocks 37. A touch switch 66 is fixedly installed inside the fixing groove 65. A push block 67 is fixedly installed on one side of one of the limit blocks 37 close to the fixing groove 65. The top of the floating plate 1 A fixing rod 68 is fixedly installed on one side of the sliding frame 63 and away from the threaded rod 62. The fixing rod 68 passes through the other side of the sliding frame 63 and is slidably connected to the sliding frame 63. Through the auxiliary component 6, the position of the sliding frame 63 is adjusted by rotating the two nuts 64 and corresponding to the scale line 61, and then the push block 67 on the bottom side of one of the limit blocks 37 pushes and presses the touch switch 66, wherein the touch switch 66 is electrically connected to the motor 33 and is used to press and turn off the motor 33, so as to accurately drive the sampling tube 2 down to a suitable depth, and sampling is more convenient without having to observe the scale line 61 all the time.

[0026] Among them, pull rings 11 are symmetrically fixedly installed on both sides of the floating plate 1, and a counterweight block 5 is fixedly installed at the bottom of the sampling tube 2; the pull ring 11 set up above is convenient for connecting the pull rope, and the counterweight block 5 is convenient for extending the sampling tube 2 downward for sampling.

[0027] Among them, a sealing groove 44 is opened inside the water inlet 22, and a sealing block 45 is fixedly installed on the outside of the baffle 43 and close to the sealing groove 44, and the sealing block 45 extends into the sealing groove 44; through the above-mentioned setting of the sealing groove 44 and the sealing block 45, the sealing block 45 extends into the sealing groove 44, which is beneficial to the sealing of the baffle 43 to the water inlet 22.

[0028] Working principle: When in use, first, through the set auxiliary component 6, by rotating the two nuts 64 and corresponding to the scale line 61 to adjust the position of the sliding frame 63; the sampling tube 2 is set to open the sampling chamber 21 at equal intervals, and then the lifting component 3 drives the sampling tube 2 to move downward, and the push block 67 on the bottom side of the limit block 37 pushes and presses the touch switch 66, wherein the touch switch 66 is electrically connected to the motor 33 and is used to press and turn off the motor 33. At this time, the sampling tube 2 reaches a suitable river water depth position, and through the set shielding component 4, the electric telescopic rod 42 drives the baffle 43 to move upward to the inside of the installation groove 41, so that the river water can enter the corresponding sampling chamber 21, and then the baffle 43 is driven downward by the electric telescopic rod 42 to block the water inlet 22, so that the lifting component 3 can drive the sampling tube 2 to rise and complete the sampling, which is beneficial to sampling river water of different depths at the same time and to improve work efficiency.

[0029] The embodiments disclosed in the present utility model are preferred embodiments, but are not limited thereto. Ordinary technicians in this field can easily understand the spirit of the present utility model based on the above embodiments and make different extensions and changes. However, as long as they do not deviate from the spirit of the present utility model, they are all within the protection scope of the present utility model.

Claims

1. A river water sampling device for a water conservancy project, comprising a floating plate (1), a sampling tube (2), a lifting component (3) and an auxiliary component (6); characterized in that: The sampling tube (2) is connected to the bottom of the floating plate (1) via a lifting assembly (3); sampling chambers (21) are equidistantly provided inside the sampling tube (2); a water inlet (22) is provided inside the sampling tube (2) and on a side close to the sampling chamber (21); a filter screen (23) is fixedly installed inside the water inlet (22); a shielding assembly (4) is provided inside the water inlet (22); the shielding assembly (4) comprises a mounting groove (41); the mounting groove (41) is provided inside the sampling tube (2) and is located above the water inlet (22); an electric telescopic rod (42) is fixedly installed inside the mounting groove (41); a baffle (43) is fixedly installed at the output end of the electric telescopic rod (42); the bottom end of the baffle (43) extends to the inside of the water inlet (22).

2. The river water sampling equipment for water conservancy projects according to claim 1, characterized in that: The lifting assembly (3) comprises a sliding rod (31), the sliding rod (31) being symmetrically fixedly mounted with the top of the sampling tube (2), the top of the sliding rod (31) passing through the floating plate (1) and being slidably connected to the floating plate (1), a support frame (32) being fixedly mounted on the top of the floating plate (1) and close to one of the sliding rods (31), a motor (33) being fixedly mounted on the top of the support frame (32), a lifting groove (34) being provided inside one of the sliding rods (31), a screw rod (35) being rotatably connected to one side of the lifting groove (34) of the support frame (32), the bottom end of the screw rod (35) extending into the lifting groove (34) and being threadedly connected to the lifting groove (34), an output end of the motor (33) being fixedly connected to the screw rod (35), and a fixing plate (38) being fixedly mounted on the top of the other sliding rod (31).

3. The river water sampling equipment for water conservancy projects as claimed in claim 2, characterized in that: The support frame (32) has symmetrically disposed limit slots (36) on both sides, and a limit block (37) is symmetrically fixedly installed on both sides of the top of one of the sliding rods (31), and the limit block (37) extends into the limit slot (36) and is slidably connected to the limit slot (36).

4. The river water sampling equipment for water conservancy projects as claimed in claim 3, characterized in that: The auxiliary component (6) comprises a scale line (61), the scale line (61) being arranged on one side of the support frame (32); a threaded rod (62) being fixedly mounted on the top of the floating plate (1) and on one side close to the support frame (32); a sliding frame (63) being slidably connected to the outside of the threaded rod (62); nuts (64) being threadedly connected to the outside of the threaded rod (62) and located above and below the sliding frame (63); a fixing groove (65) being formed on one side of the sliding frame (63) close to one of the limit blocks (37); a light touch switch (66) being fixedly mounted inside the fixing groove (65); a push block (67) being fixedly mounted on one side of the limit blocks (37) close to the fixing groove (65); a fixing rod (68) being fixedly mounted on the top of the floating plate (1) and on one side away from the threaded rod (62); the fixing rod (68) passing through the other side of the sliding frame (63) and being slidably connected to the sliding frame (63).

5. The river water sampling equipment for water conservancy projects according to claim 1, characterized in that: Pull rings (11) are symmetrically fixedly mounted on both sides of the floating plate (1), and a counterweight block (5) is fixedly mounted on the bottom of the sampling tube (2).

6. The river water sampling equipment for water conservancy projects according to claim 1, characterized in that: A sealing groove (44) is provided inside the water inlet (22), and a sealing block (45) is fixedly installed outside the baffle (43) and close to the sealing groove (44), and the sealing block (45) extends into the interior of the sealing groove (44).

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