Sampler for sewage treatment

Abstract

The utility model discloses a sampler for sewage treatment, and belongs to the technical field of sewage sampling. The sampling device mainly comprises a sampling barrel, wherein the sampling barrel is provided with an upward opening; the supporting frame is arranged on the outer side of the sampling barrel, a fixing sleeve is arranged at the upper end of the supporting frame, and a holding part is mounted at the upper end of the fixing sleeve; the extension ring is mounted at the opening of the sampling barrel; the cover plate is arranged at the upper end of the sampling barrel, and the cover plate is matched with the extension ring; the threaded hole penetrates through the interior of the fixing sleeve; the adjusting unit is arranged in the threaded hole, and the adjusting unit is used for controlling and adjusting the position of the cover plate. According to the sampler for sewage treatment, the sampling barrel is prevented from being mixed with water sources of different depths in the rising process in water, and the sampling efficiency is improved.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of sewage sampling, in particular to a sampler for sewage treatment. BACKGROUND

[0002] Common water pollution in rivers and lakes is caused by substandard discharge of various types of sewage, especially the private and illegal discharge of some industrial sewage, which can cause great pollution to surface water quality. Therefore, the environmental protection department often uses a sampler to sample and detect sewage.

[0003] At present, most detection personnel use an insertion type sampler. The insertion type sampler is usually hinged with a guide rod on the sampler. The guide rod is held by hand to insert the sampler into the water body to collect water samples. Therefore, the sampler is convenient to adapt to sampling at different heights and different positions, and the skin is not contacted with the sewage.

[0004] According to the search, for example, a patent with the publication number CN213632763U provides a sewage sampling device for environmental monitoring. The patent can open the bottle cap at the specified position of the sewage to avoid other water quality into the sampling bottle.

[0005] However, the sampler in the above patent cannot automatically seal the sampling bottle after sampling, so that the sampling bottle will be mixed with water sources at different depths during the rising process in the water, which affects the monitoring result and reduces the sampling efficiency. Therefore, it is necessary to provide a sampler for sewage treatment to solve the above problems.

[0006] It should be noted that the above information disclosed in this background section is only used to understand the background technology of the concept of the application, and therefore, it can contain information that does not constitute prior art. SUMMARY

[0007] Based on the above problems existing in the prior art, the application solves the problem of providing a sampler for sewage treatment, which prevents the sampling barrel from being mixed with water sources at different depths during the rising process in the water, and improves the sampling efficiency.

[0008] The technical solution adopted by the application to solve the technical problems is: a sampler for sewage treatment, comprising:

[0009] a sampling barrel, the sampling barrel having an upward opening;

[0010] a support frame, the support frame being arranged outside the sampling barrel, an upper end of the support frame being provided with a fixing sleeve, and an upper end of the fixing sleeve being provided with a holding portion;

[0011] an extension ring, the extension ring being installed at the opening of the sampling barrel;

[0012] A cover plate is arranged at the upper end of the sampling barrel, and the cover plate is matched with the extension ring;

[0013] A threaded hole is formed in the fixing sleeve;

[0014] An adjusting unit is arranged in the threaded hole, and the adjusting unit is used for controlling the position of the cover plate.

[0015] Further, the adjusting unit has a screw rod which is screwed into the threaded hole, the upper end of the cover plate is fixedly provided with a fixing ring, the bottom end of the screw rod is rotatably connected to the fixing ring, and the upper end of the screw rod is fixedly provided with a rotating handle.

[0016] Further, the upper end of the sampling barrel is fixedly provided with a filter screen, the filter screen is in a conical shape, and the upper end of the filter screen is fixedly arranged at the lower end of the cover plate.

[0017] Further, the two ends of the sampling barrel are respectively fixedly provided with connecting rods, the support frame has vertical plates which are rotatably connected to the connecting rods, horizontal plates are fixedly arranged between the vertical plates, and the fixing sleeve is fixedly arranged at the upper end of the horizontal plates.

[0018] Further, the lower end of the cover plate is fixedly provided with an arc-shaped ring, the arc-shaped ring is matched with the sampling barrel, and the diameter of the arc-shaped ring gradually decreases from top to bottom.

[0019] Further, the extension ring is provided with a sharp nozzle at one position, and one side of the sampling barrel is fixedly provided with a handle.

[0020] The sewage treatment sampler has the advantages that after sampling, the cover plate is controlled to be rotated to be arranged at the upper end of the sampling barrel, so that the sampling barrel is prevented from being mixed with water sources at different depths during the process of rising in water, the sampling efficiency is improved, and the monitoring result is ensured.

[0021] In addition to the objects, features, and advantages described above, the present application has other objects, features, and advantages. The present application will be further described below with reference to the drawings. BRIEF DESCRIPTION OF DRAWINGS

[0022] The drawings constituting a part of the specification illustrate the present application and, together with the description, serve to explain the principles of the present application. It is to be understood, however, that the drawings are designed solely for purposes of illustration and are not intended to limit the present application undesirably.

[0023] In the drawings:

[0024] Figure 1 FIG. 1 is a schematic view of the overall sewage treatment sampler according to the present application;

[0025] Figure 2 As Figure 1 An enlarged schematic view of the A area in the middle;

[0026] Figure 3 As Figure 1 An exploded schematic view of the overall structure;

[0027] In the drawings, various reference signs refer to the following:

[0028] 1, sampling bucket; 11, connecting rod; 12, fixing sleeve; 13, holding part; 14, handle; 15, extension ring; 16, pointed nozzle; 17, threaded hole;

[0029] 2, support frame; 21, vertical plate; 22, horizontal plate;

[0030] 3, cover plate; 31, arc ring; 32, fixing ring; 33, screw rod; 34, rotating handle;

[0031] 4, filter screen. DETAILED DESCRIPTION

[0032] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict. The technical solutions in the embodiments of the present application will be described in detail below with reference to the drawings and in combination with the embodiments.

[0033] In order for those skilled in the art to better understand the present application, the technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor should be within the scope of protection of the present application.

[0034] As Figure 1 and Figure 3 The present application provides a sampler for sewage treatment, which comprises a sampling bucket 1 having an upwardly arranged opening, and a support frame 2 arranged on the outer side of the sampling bucket 1, wherein the upper end of the support frame 2 is provided with a fixing sleeve 12, and the upper end of the fixing sleeve 12 is fixedly installed with a holding part 13, so that the sampling bucket 1 can be inserted into a sewage source for sampling through the holding part 13 and the fixing sleeve 12.

[0035] In order to make the sampling barrel 1 convenient to enter into the sewage for sampling, the sampling barrel 1 is fixedly provided with connecting rods 11 at two ends, the support frame 2 is provided with vertical plates 21 rotatably connected to the connecting rods 11, the horizontal plates 22 are fixedly installed between the vertical plates 21, and the fixed sleeves 12 are fixedly installed at the upper ends of the horizontal plates 22. Therefore, when the sampling barrel 1 is extended to the sewage surface through the fixed sleeves 12, the empty sampling barrel 1 will first float on the water surface, then continue to extend to be inclined along the resistance until the barrel opening enters into the sewage, so that the sampling is quickly completed.

[0036] As shown in the drawings, the sampling barrel 1 is fixedly provided with an extension ring 15 at the opening, one position of the extension ring 15 is provided with a sharp nozzle 16, the sewage in the sampling barrel 1 is conveniently discharged through the sharp nozzle 16, and the upper end of the sampling barrel 1 is provided with a cover plate 3 which is matched with the extension ring 15. Figure 2

[0037] In order to conveniently control and adjust the position of the cover plate 3, the fixed sleeve 12 is provided with a threaded hole 17 penetratingly formed therein, the threaded hole 17 is provided with an adjusting unit, the adjusting unit is provided with a screw rod 33 which is screw-connected in the threaded hole 17, the upper end of the cover plate 3 is fixedly provided with a fixed ring 32, the bottom end of the screw rod 33 is rotatably connected to the fixed ring 32, the upper end of the screw rod 33 is fixedly provided with a rotating handle 34, and the screw rod 33 is conveniently rotated through the rotating handle 34.

[0038] Meanwhile, the lower end of the cover plate 3 is fixedly provided with an arc ring 31 which is matched with the sampling barrel 1. When the cover plate 3 is clamped on the extension ring 15, the arc ring 31 is located in the sampling barrel 1 (i.e. beyond the sharp nozzle 16), so that the connection sealing property is increased to prevent the sample sewage in the sampling barrel 1 from leaking.

[0039] In the application, the diameter of the arc ring 31 is gradually reduced from top to bottom, so that the cover plate 3 is conveniently and quickly entered into the extension ring 15 through the arc ring 31.

[0040] Further, the filter screen 4 is fixedly installed at the upper end of the sampling barrel 1, the filter screen 4 is provided in a conical shape, the upper end of the filter screen 4 is fixedly installed at the lower end of the cover plate 3, so that when the cover plate 3 is in an open state, the filter screen 4 is opened to filter the sewage entering into the sampling barrel 1 to prevent floating garbage and the like from entering into the sampling barrel 1, and when the cover plate 3 is matched on the sampling barrel 1, the filter screen 4 is shrunk into the sampling barrel 1.

[0041] The handle 14 is further fixedly installed at one side of the sampling barrel 1, the direction of the handle 14 is consistent with that of the holding part 13, so that the sampling barrel 1 is conveniently held through the handle 14.

[0042] ​In summary: if the water on the sewage surface is sampled, the operator holds the handle 13 to place the fixed sleeve 12 and the sampling barrel 1 in the water, at which time the sampling barrel 1 is tilted with resistance to make the opening enter the water, thereby sampling, and the water entering the sampling barrel 1 is filtered through the filter screen 4, the sampler is kept vertical after sampling, then the rotating handle 34 is manually driven to rotate the screw rod 33, the cover plate 3 is installed at the extension ring 15, and the sampling barrel 1 is retracted in a sealed state to prevent the water in the sampling barrel 1 from spilling out and affecting the sampling efficiency;

[0043] If different depths of water sources need to be sampled, the operator keeps the sampler vertical, then holds the handle 13 with one hand and rotates the handle 34 with the other hand to drive the screw rod 33 to rotate, the cover plate 3 is installed at the extension ring 15, then the sampling barrel 1 is extended to the desired sampling position, then the rotating handle 34 is driven to open the cover plate 3, the sewage enters the sampling barrel 1, and is filtered through the filter screen 4, after sampling, the cover plate 3 is reinstalled on the upper end of the sampling barrel 1 by rotating the handle 34, thereby preventing the sampling barrel 1 from mixing with different depths of water sources during the rising process in the water, improving the sampling efficiency and ensuring the monitoring results.

[0044] The above only describes the preferred embodiments of the present application and is not intended to limit the present application. Those skilled in the art can make various changes and modifications to the present application. Any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A sewage treatment sampler characterised in that: The utility model relates to a sampling barrel, which comprises: a sampling barrel (1) with an upwardly arranged opening; a support frame (2) arranged outside the sampling barrel (1), the upper end of the support frame (2) being provided with a fixing sleeve (12), the upper end of the fixing sleeve (12) being provided with a handle (13); an extension ring (15) arranged at the opening of the sampling barrel (1); a cover plate (3) arranged at the upper end of the sampling barrel (1), the cover plate (3) being matched with the extension ring (15); a threaded hole (17) penetrating through the fixing sleeve (12); an adjusting unit arranged in the threaded hole (17), the adjusting unit being used for controlling the position of the cover plate (3).

2. A sewage treatment sampler according to claim 1, characterised in that: The adjusting unit is provided with a screw rod (33) screwed into the threaded hole (17), the upper end of the cover plate (3) being fixedly provided with a fixing ring (32), the bottom end of the screw rod (33) being rotatably connected to the fixing ring (32), and the upper end of the screw rod (33) being fixedly provided with a rotating handle (34).

3. A sewage treatment sampler according to claim 2, wherein: The upper end of the sampling barrel (1) is fixedly provided with a filter screen (4), the filter screen (4) being arranged in a conical shape, and the upper end of the filter screen (4) being fixedly arranged at the lower end of the cover plate (3).

4. The sampler of claim 1, wherein: Both ends of the sampling barrel (1) are fixedly provided with connecting rods (11), the support frame (2) being provided with vertical plates (21) rotatably connected to the connecting rods (11), the vertical plates (21) being fixedly provided with a horizontal plate (22) between them, and the fixing sleeve (12) being fixedly arranged at the upper end of the horizontal plate (22).

5. A sewage treatment sampler according to claim 2, wherein: The lower end of the cover plate (3) is fixedly provided with an arc ring (31), the arc ring (31) being matched with the sampling barrel (1), and the diameter of the arc ring (31) gradually decreasing from top to bottom.

6. A sewage treatment sampler according to claim 1, wherein: The extension ring (15) is provided with a sharp nozzle (16) at one position, and one side of the sampling barrel (1) is fixedly provided with a handle (14).

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