Sewage sampling device
By designing a wastewater sampling device, convenient wastewater sampling from deep and distant river channels was achieved using a sampling vehicle and a turntable structure, solving the problem of limited sampling in existing technologies and improving operational efficiency.
Patent Information
- Application Number
- CN202520394822.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-07
- Publication Date
- 2026-02-10
- Estimated Expiration
- 2035-03-07
AI Technical Summary
Existing wastewater sampling methods rely heavily on manual operation, making it impossible to take deep or distant samples in the middle of the river or in multiple river sections, which is inconvenient.
A wastewater sampling device was designed, including a sampling vehicle, a sampling box, a sampling pump, an inlet hose, and an outlet hard pipe. Wastewater is extracted by submerging the sampling head in the water and poured into a sampling bottle. The sampling box is equipped with a turntable and a positioning structure to facilitate sampling from multiple river sections.
It enables convenient sampling from deep and distant parts of the river channel. The sampling operation is simple and applicable to rapid collection in multiple river sections, reducing the burden on operators.
Smart Images
Figure CN223897125U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to sewage treatment technical field, especially sewage sampling device. BACKGROUND
[0002] Water body as one of the most important components in nature, not only people daily life cannot leave water body, in industry and agricultural production, water body plays an important role, in order to be able to restore the health status of water body, usually need to collect and test the sewage in river channel. With the improvement of environmental protection requirement, leading to sampling work more and more frequently.
[0003] The existing sampling mode usually highly depends on manual operation, and the operator can only sample at the water table of the shore, cannot sample the position close to the river channel center, and the sampling is limited to a large extent. When multiple river section positions of the river channel need to be sampled, the operator needs to carry a large number of sampling bottles, and the operation is extremely inconvenient. Therefore, a sampling device capable of sampling in deep and remote places and convenient sampling is needed. UTILITY MODEL CONTENT
[0004] The utility model aims at at least solving one of the technical problems existing in the prior art. To this end, the utility model provides a sewage sampling device capable of sampling in deep and remote places and convenient sampling.
[0005] The sewage sampling device according to the utility model embodiment comprises:
[0006] A sampling vehicle is provided with moving wheels at the bottom.
[0007] A sampling box is arranged on the sampling vehicle, and the sampling box is provided with a sampling cavity.
[0008] A plurality of sampling bottles are placed in the sampling cavity.
[0009] A sampling mechanism comprises a sampling pump, a water inlet hose and a water outlet hard pipe. The sampling pump is installed on the sampling box. The water inlet hose is connected to the water inlet end of the sampling pump and is provided with a sampling head at the end away from the sampling pump. The sampling head has a water inlet cavity in communication with the water inlet hose. The outer wall of the sampling head is provided with a plurality of filter holes in communication with the water inlet cavity. The water outlet hard pipe is connected to the water outlet end of the sampling pump. The end of the water outlet hard pipe away from the sampling pump extends above the sampling cavity and forms a downward water outlet.
[0010] The sewage sampling device according to the utility model embodiment has at least the following beneficial effects:
[0011] In use, the sampling vehicle is moved to a river section to be sampled, then the sampling head is thrown into the water, the water inlet hose is sunk into the water by gravity of the sampling head, the empty sampling bottle is transferred below the water outlet, then the sampling pump is started to pump sewage and pour it into the sampling bottle through the water outlet, when it is needed to change the position for sampling, the water inlet hose and the sampling head are pulled back from the water, then the sampling vehicle is moved to the next river section to be sampled, and the above operation is repeated.
[0012] According to some embodiments of the present application, the sampling box is further provided with a storage cavity, the storage cavity is separated from the sampling cavity, the storage cavity is open on one side in the horizontal direction and is provided with a pullable storage drawer, and the storage drawer can store the sampling bottles.
[0013] According to some embodiments of the present application, the outer wall of the sampling box is provided with a plurality of clamping portions, the clamping portions are elastic, and the clamping portions are provided with clamping grooves matched with the water inlet hose.
[0014] According to some embodiments of the present application, the sampling cavity is rotatably provided with a rotating disc, the rotating disc is horizontally arranged, and the rotating axis of the rotating disc vertically extends, the upper end of the rotating disc is provided with a plurality of placing positions, and the placing positions are used for vertically placing the sampling bottles, wherein, in the process of rotating, any placing position can be vertically aligned with the water outlet.
[0015] According to some embodiments of the present application, the placing position is provided with a first positioning ring, and the first positioning ring is used for embedding the bottom of the sampling bottle to horizontally position the sampling bottle.
[0016] According to some embodiments of the present application, the bottom of the sampling cavity is provided with a vertically extending mounting shaft, the rotating disc is provided with a sleeve hole and is sleeved on the mounting shaft through the sleeve hole, and the mounting shaft is connected with a limiting structure on the upper side of the rotating disc to limit the upward displacement of the rotating disc.
[0017] According to some embodiments of the present application, the upper surface of the rotating disc is fixed with a rotating handle.
[0018] According to some embodiments of the present invention, a positioning structure is provided between the turntable and the sampling box, and the positioning structure can fix the turntable when the turntable is rotated to make any of the placement positions vertically aligned with the water outlet.
[0019] According to some embodiments of the present invention, the positioning structure includes an elastic ball-head plunger, which is installed on the turntable. The elastic ball-head plunger has a ball head that can move vertically and elastically. The sampling box is provided with a positioning recess for each of the placement positions. The positioning recess matches the shape of the ball head so that the ball head can be partially embedded.
[0020] According to some embodiments of the present invention, the elastic ball head plunger is provided in multiple ways and corresponds one-to-one with the multiple placement positions; wherein, when any of the placement positions is vertically aligned with the water outlet, the ball heads of all the elastic ball head plungers are embedded in the corresponding positioning recesses.
[0021] Additional aspects and advantages of this invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. Attached Figure Description
[0022] The present invention will be further described below with reference to the accompanying drawings and embodiments, wherein:
[0023] Figure 1 This is a schematic diagram of the installation structure of the wastewater sampling device according to an embodiment of the present invention;
[0024] Figure 2 This is a longitudinal cross-sectional schematic diagram of the wastewater sampling device according to an embodiment of the present invention;
[0025] Figure 3 This is an exploded view of the sampling box and sampling mechanism according to an embodiment of the present utility model;
[0026] Figure 4 This is a schematic diagram of the structure of the turntable and the elastic ball-head plunger in an embodiment of the present invention.
[0027] Icon labels:
[0028] 100 sampling vehicles and 110 mobile wheels;
[0029] Sampling box 200, sampling chamber 201, storage chamber 202, positioning recess 203, storage drawer 210, second positioning ring 211, snap-fit part 220, snap-fit groove 221, turntable 230, first positioning ring 231, sleeve hole 232, rotating handle 233, mounting shaft 240, first shaft section 241, second shaft section 242, gasket 250, nut 260;
[0030] The sampling bottle 300, the bottle body 310, and the bottle cap 320;
[0031] The sampling mechanism 400, the sampling pump 410, the water inlet hose 420, the water outlet hard pipe 430, the water outlet 431, and the sampling head 440;
[0032] The elastic ball head plunger 500 and the ball head 501. DETAILED DESCRIPTION
[0033] The embodiments of the present application are described in detail below, and examples of the embodiments are shown in the drawings, wherein the same or similar notations represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are only used to explain the present application, and cannot be understood as a limitation of the present application.
[0034] In the description of the present application, it should be understood that the orientation description, such as the up, down, and the like, is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the device or element indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application.
[0035] In the description of the present application, the plural refers to two or more. If there is a description of the first, second, it is only for the purpose of distinguishing technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the sequence of indicated technical features.
[0036] In the description of the present application, unless otherwise explicitly limited, the words such as setting, installing, connecting, and the like should be broadly understood, and the person skilled in the art can reasonably determine the specific meaning of the above words in the present application in combination with the specific content of the technical solution.
[0037] The existing sewage sampling method is usually highly dependent on manual operation, and the operator can only sample at the water table on the shore, and cannot sample near the central position of the river channel, and the sampling is limited to a large extent; and when multiple positions of the river channel need to be sampled, the operator needs to carry a large number of sampling bottles, and the operation is extremely inconvenient.
[0038] To this end, the present application provides a sewage sampling device, which can effectively improve the above problems.
[0039] The sewage sampling device according to the embodiments of the present application is described below with reference to Figures 1 to 4
[0040] The utility model discloses a sewage sampling device of one embodiment, comprising: sampling car 100, sampling box 200, sampling bottle 300, sampling mechanism 400.
[0041] Among them, the bottom of sampling car 100 is provided with moving wheel 110, so as to facilitate moving.
[0042] Sampling box 200 is arranged on sampling car 100, and sampling cavity 201 is arranged in sampling box 200.
[0043] Sampling bottle 300 is provided with multiple, and at least part sampling bottle 300 is placed in sampling cavity 201.
[0044] Sampling mechanism 400 includes sampling pump 410, water inlet hose 420 and water outlet hard tube 430, sampling pump 410 is installed in sampling box 200, water inlet hose 420 is connected to the water inlet end of sampling pump 410, water inlet hose 420 is provided with sampling head 440 at the end away from sampling pump 410, sampling head 440 has water inlet cavity in communication with water inlet hose 420, the outer wall of sampling head 440 is provided with multiple filter holes in communication with water inlet cavity, water outlet hard tube 430 is connected to the water outlet end of sampling pump 410, and the end away from sampling pump 410 of water outlet hard tube 430 extends to the upper side of sampling cavity 201 and forms downward water outlet 431.
[0045] When using, sampling car 100 is moved to the river section to be sampled, then sampling head 440 is thrown into water, water inlet hose 420 is sunk into water by the gravity of sampling head 440, then empty sampling bottle 300 is transferred to the lower side of water outlet 431, then sampling pump 410 is started, and sewage is extracted by sampling pump 410 and is filled into sampling bottle 300 through water outlet 431, when needing to change position to sample, water inlet hose 420 and sampling head 440 are pulled back from water, then sampling car 100 is moved to the next river section to be sampled, and the above operation can be repeated.
[0046] It is conceived that, in order to prevent sampling car 100 from moving when sampling, moving wheel 110 adopts universal wheel with brake.
[0047] It is conceivable that, in order to prevent the sewage from splashing out of the sampling bottle 300 after sampling, the sampling bottle 300 is divided into a bottle body 310 and a bottle cap 320, as shown in Figure 1 , which are detachably connected, when sampling is needed, the bottle cap 320 is opened, and after sampling is completed, the bottle cap 320 is covered again.
[0048] Referring to Figure 2 and Figure 3 , in some embodiments of the present application, a storage cavity 202 is further arranged in the sampling box 200, the storage cavity 202 is separated from the sampling cavity 201, the storage cavity 202 is arranged with an opening along one side in the horizontal direction, and the storage cavity 202 is arranged with a pullable storage drawer 210, the storage drawer 210 can be pulled out from the opening side of the storage cavity 202, and the storage drawer 210 can store the sampling bottle 300. Before use, a plurality of sampling bottles 300 can be placed in the sampling cavity 201 for sampling, and a plurality of sampling bottles 300 can be placed in the storage drawer 210 for standby; in this way, all the sampling bottles 300 can be placed in the sampling cavity 201, avoiding overcrowding and affecting the sampling operation.
[0049] Based on the above arrangement, it is conceivable that the inner cavity of the storage drawer 210 can be partitioned into an empty bottle area and a sample area for placing empty sampling bottles 300 and sampling bottles 300 containing samples respectively, thereby facilitating management.
[0050] Based on the above arrangement, it is conceivable that, in order to prevent the sampling bottle 300 from shaking in the storage area, a corresponding positioning structure can be arranged for auxiliary positioning of the sampling bottle 300. For example, in some embodiments, as shown in Figure 2 and Figure 3 , the inner side bottom wall of the storage drawer 210 is provided with a plurality of second positioning rings 211, which can be used for embedding the bottom of the sampling bottle 300 to horizontally position the sampling bottle 300.
[0051] Based on the above arrangement, it is conceivable that, in order to prevent the storage drawer 210 from being separated from the sampling box 200 during movement of the sampling trolley 100, a lock structure can be arranged between the sampling box 200 and the storage drawer 210 to lock the storage drawer 210, the lock structure can adopt various forms, and the lock structure is a very common structure in various fields in the prior art, so its specific forms will not be listed here.
[0052] Referring to Figure 1 and Figure 3As shown in some embodiments of the utility model, the outer wall of the sampling box 200 is provided with a plurality of clamping portions 220, the clamping portions 220 are elastic, and the clamping portions 220 are provided with clamping grooves 221 matched with the water inlet hose 420. It can be understood that, since sampling needs to be performed on the deep and remote parts of the river, the water inlet hose 420 has a certain length, in order to prevent the water inlet hose 420 from being dragged on the ground or rolled into a ball when the sampling vehicle 100 moves, a plurality of clamping portions 220 are arranged in the embodiment, and when the sampling vehicle 100 moves, the water inlet hose 420 can be clamped in the clamping grooves 221 of the clamping portions 220, so that the water inlet hose 420 is fixed on the sampling box 200.
[0053] Referring to Figures 1 to 3 As shown in some embodiments of the utility model, a rotating disc 230 is rotatably arranged in the sampling cavity 201, the rotating disc 230 is horizontally arranged, the rotating axis of the rotating disc 230 extends vertically, the upper end of the rotating disc 230 is provided with a plurality of placing positions, the plurality of placing positions are uniformly distributed around the rotating axis of the rotating disc 230, the placing positions are used for vertically placing the sampling bottles 300, one placing position corresponds to one sampling bottle 300; wherein, in the process of rotating, the rotating disc 230 can vertically align any placing position with the water outlet 431; through the above structure, when sampling, the empty sampling bottles 300 placed on the placing positions can be rotated to the lower side of the water outlet 431 along with the rotating disc 230, so as to receive the sewage output by the water outlet 431, and a plurality of positions can be sampled by rotating the rotating disc 230 multiple times, which is very convenient to operate, at the same time, the plurality of placing positions are arranged to place the sampling bottles 300, which can also facilitate the management of the sampling bottles 300, and prevent the sampling bottles 300 from being placed randomly.
[0054] It can be conceived that, in order to more conveniently manage the sampling bottles 300, the plurality of placing positions can be numbered, for example, numbered in the clockwise direction or numbered in the counterclockwise direction, and when a plurality of positions need to be sampled, the sampling bottles 300 can be used in the order of numbering, so as to avoid confusion.
[0055] Referring to Figure 1 and Figure 2 As shown in some embodiments of the utility model, the placing position is provided with a first positioning ring 231, the first positioning ring 231 is used for embedding the bottom of the sampling bottle 300, so as to horizontally position the sampling bottle 300, thereby ensuring the stability of the sampling bottle 300.
[0056] Referring to Figure 3 As shown in some embodiments of the utility model, the upper surface of the rotating disc 230 is fixed with a rotating handle 233, so as to facilitate the operator to rotate the rotating disc 230.
[0057] Referring to Figures 1 to 3As shown in some embodiments of the utility model, the bottom of the sampling cavity 201 is provided with a vertically extending mounting shaft 240, the rotary disc 230 is provided with a sleeve hole 232, the rotary disc 230 is sleeved on the mounting shaft 240 through the sleeve hole 232, and the rotary disc 230 can rotate around the axis of the mounting shaft 240. In addition, the mounting shaft 240 is connected with a limiting structure on the upper side of the rotary disc 230, the limiting structure is used for limiting the upward displacement of the rotary disc 230, so that the rotary disc 230 is rotatably mounted, and the structure is simple and practical.
[0058] Based on the above setting, in some specific embodiments, the mounting shaft 240 comprises a first shaft segment 241 and a second shaft segment 242 arranged in sequence from bottom to top, the diameter of the second shaft segment 242 is smaller than that of the first shaft segment 241, the rotary disc 230 is sleeved on the first shaft segment 241, and the second shaft segment 242 is provided with external threads; the limiting structure comprises a gasket 250 and a nut 260, the gasket 250 is sleeved on the second shaft segment 242, and the nut 260 is threadedly connected to the second shaft segment 242 and located above the gasket 250. The upward displacement of the rotary disc 230 is limited by the nut 260 and the gasket 250, the structure is simple, and the rotary disc 230 can be conveniently disassembled and assembled.
[0059] Referring to Figure 2 and Figure 4 As shown in some embodiments of the utility model, a positioning structure is arranged between the rotary disc 230 and the sampling box 200. The positioning structure can fix the rotary disc 230 when the rotary disc 230 is rotated to vertically align any placement position with the water outlet 431, so that the rotary disc 230 is prevented from rotating during the sampling process to cause the sampling bottle 300 on the placement position to deviate below the water outlet 431, and the sampling is ensured to be smoothly performed.
[0060] Referring to Figure 2 and Figure 4 As shown in some embodiments of the utility model, the positioning structure comprises an elastic ball head plunger 500, the elastic ball head plunger 500 is vertically installed on the rotary disc 230, the elastic ball head plunger 500 has a ball head 501 that can vertically elastically move, and the sampling box 200 is provided with a positioning recess 203 corresponding to any placement position. The positioning recess 203 is matched with the shape of the ball head 501 to allow the ball head 501 to partially embed, so that the rotary disc 230 is positioned by the cooperation between the ball head 501 of the elastic ball head plunger 500 and the positioning recess 203. The structure is simple and practical, and it is very convenient to rotate and adjust the rotary disc 230.
[0061] It is conceivable that one elastic ball head plunger 500 can be arranged, which cooperates with positioning recesses 203 at different positions to position the rotary disc 230 at different positions.
[0062] The elastic ball head plunger 500 can also be provided in plurality, for example, in some embodiments of the present application, the elastic ball head plunger 500 is provided in plurality, the plurality of elastic ball head plungers 500 correspond to the plurality of placement positions one by one, and when any placement position is vertically aligned with the water outlet 431, the ball heads 501 of all the elastic ball head plungers 500 are embedded into the corresponding positioning recesses 203, so as to improve the stability when the positioning turntable 230 is positioned.
[0063] In the description of the present application, the description of the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present application, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art can combine and combine different embodiments or examples described in the present application.
[0064] The embodiments of the present application are described in detail above in combination with the drawings, but the present application is not limited to the above embodiments, and various changes can be made within the knowledge range of those skilled in the art without departing from the purpose of the present application.
Claims
1. A wastewater sampling device, characterized in that, include: A sampling vehicle, the bottom of which is equipped with casters; A sampling box is provided on the sampling vehicle, and the sampling box is provided with a sampling cavity, the top of which is open; Multiple sampling bottles, at least some of which are placed inside the sampling chamber; The sampling mechanism includes a sampling pump, an inlet hose, and an outlet hard pipe. The sampling pump is installed in the sampling box. The inlet hose is connected to the inlet end of the sampling pump and has a sampling head at the end away from the sampling pump. The sampling head has an inlet chamber communicating with the inlet hose. The outer wall of the sampling head has a plurality of filter holes communicating with the inlet chamber. The outlet hard pipe is connected to the outlet end of the sampling pump. The end of the outlet hard pipe away from the sampling pump extends to the top of the sampling chamber and forms a downward-facing outlet.
2. The wastewater sampling device according to claim 1, characterized in that: The sampling box is also provided with a storage cavity, which is separated from the sampling cavity. The storage cavity has an opening on one side in the horizontal direction and is provided with a pull-out storage drawer, which can store the sampling bottle.
3. The wastewater sampling device according to claim 1, characterized in that: The outer wall of the sampling box is provided with multiple snap-fit parts, which are elastic and have snap-fit grooves that are adapted to the water inlet hose.
4. The wastewater sampling device according to claim 1, characterized in that: A turntable is rotatably arranged inside the sampling chamber. The turntable is horizontally arranged and its rotation axis extends vertically. Multiple placement positions are provided at the upper end of the turntable for vertically placing the sampling bottle. During the rotation of the turntable, any of the placement positions can be vertically aligned with the water outlet.
5. The wastewater sampling device according to claim 4, characterized in that: The placement position is provided with a first positioning ring, which is used for the bottom of the sampling bottle to be embedded in so as to horizontally position the sampling bottle.
6. The wastewater sampling device according to claim 4, characterized in that: The bottom of the sampling chamber is provided with a vertically extending mounting shaft. The turntable is provided with a sleeve hole and is fitted onto the mounting shaft through the sleeve hole. The mounting shaft is connected to a limit structure on the upper side of the turntable to limit the upward displacement of the turntable.
7. The wastewater sampling device according to claim 4, characterized in that: A rotating handle is fixed to the upper surface of the turntable.
8. The wastewater sampling device according to claim 4, characterized in that: A positioning structure is provided between the turntable and the sampling box. The positioning structure can fix the turntable when the turntable is rotated so that any of the placement positions is vertically aligned with the water outlet.
9. The wastewater sampling device according to claim 8, characterized in that: The positioning structure includes an elastic ball-head plunger, which is mounted on the turntable. The elastic ball-head plunger has a ball head that can move vertically and elastically. The sampling box is provided with a positioning recess for each of the placement positions. The positioning recess matches the shape of the ball head so that the ball head can be partially embedded.
10. The wastewater sampling device according to claim 9, characterized in that: The elastic ball-head plunger is provided in multiple ways and corresponds one-to-one with the multiple placement positions; wherein, when any of the placement positions is vertically aligned with the water outlet, the ball heads of all the elastic ball-head plungers are embedded in the corresponding positioning recesses.