Sewage sampler with anti-blocking structure

Abstract

The utility model discloses a sewage sampler with an anti-clogging structure, which comprises a sampling frame, a suction cavity is arranged in the sampling frame, a piston is nested and slidably connected in the suction cavity, an electric push rod is arranged in the sampling frame, and the output end of the electric push rod is fixedly connected with the piston. One end of the sampling frame is fixedly connected with a suction pipe communicated with the suction cavity, the suction pipe is provided with an electromagnetic valve I, the bottom end of the suction pipe is fixedly connected with a fixing frame, the fixing frame is fixedly connected with a filter screen frame, a fixing groove is formed in the fixing frame, and a rotating frame is rotationally connected in the fixing groove in an embedded manner. According to the utility model, the electric push rod pulls the piston to move, so that negative pressure can be formed in the pumping cavity, sewage can be pumped into the pumping cavity from the position of the pumping pipe, the sewage in the pumping cavity can be pushed into the sample bottle by matching the opening and closing control of the electromagnetic valve structure and then starting the electric push rod to push the piston to move, the structure is simple to operate, and the operation is convenient. The use is convenient and fast.

Description

TECHNICAL FIELD

[0001] The utility model relates to sewage sampling technical field especially sewage sampler with prevent blocking structure. BACKGROUND

[0002] Hydrological monitoring refers to detecting the continuity or intermittence of water source, water (including flow, water level, flood tide), water quality (including organic matter, inorganic matter and comprehensive indexes of radioactive material and other pollutants) and ecological environment of water area from the perspective of hydrology, so as to obtain hydrological characteristic data, understand water resource condition, water quality dynamic change process, water environment protection countermeasure and various water quality research, evaluation and basis data and basis of management and control work, and in the hydrological monitoring process, when some river or lake water is polluted, the polluted water needs to be detected, therefore, sewage needs to be sampled, and a sewage sampler needs to be used.

[0003] However, the traditional sewage sampler does not have a protection and filtering structure for impurities in sewage, and impurities in water are extremely easy to accumulate at the water inlet position of the sampler during sampling, so that the sewage sampling work cannot be normally and stably carried out, manual cleaning is needed, and the sewage sampler lacks convenience in use. UTILITY MODEL CONTENT

[0004] The utility model discloses a sewage sampler with anti-blocking structure, which can effectively prevent the impurities in sewage from accumulating at the water inlet position of the sampler during sampling, so that the sewage sampling work can be normally and stably carried out, manual cleaning is not needed, and the sewage sampler has convenience in use.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a sewage sampler with anti-blocking structure, comprising a sampling frame, an extraction cavity is arranged in the sampling frame, a piston is slidably connected in the extraction cavity, an electric push rod with an output end fixedly connected with the piston is arranged in the sampling frame, an extraction pipe communicated with the extraction cavity is fixedly connected to one end of the sampling frame, an electromagnetic valve one is arranged on the extraction pipe, a fixing frame is fixedly connected to the bottom end of the extraction pipe, a filter screen frame is fixedly connected to the fixing frame, a fixing groove is arranged in the fixing frame, a rotating frame is rotatably connected in the fixing groove, a positioning groove one is arranged on the rotating frame, a rack is arranged on the inner wall of the positioning groove one, a positioning groove two is arranged on the inner wall of the fixing groove, a gear is rotatably connected in the positioning groove two, an electric motor with an output end fixedly connected with the center shaft of the gear is arranged in the fixing frame, a cleaning frame is fixedly connected to the rotating frame, bristles are arranged on the cleaning frame, a liquid outlet pipe communicated with the extraction cavity is arranged at the bottom of the sampling frame, an electromagnetic valve two is arranged on the liquid outlet pipe, and a sample bottle is arranged below the liquid outlet pipe.

[0006] Further description of the above technical scheme:

[0007] The fixed groove, the rotating frame and the rack are annular.

[0008] As a further description of the above technical solution:

[0009] The cleaning frame is U-shaped, the bristles are arranged on the inner surface of the U-shaped position of the cleaning frame, and the bristles are arranged in close contact with the surface of the filter screen frame.

[0010] As a further description of the above technical solution:

[0011] The bottom end of the liquid outlet pipe is fixedly connected with a threaded connection cap, the top of the sample bottle is provided with a threaded connection head, and the threaded connection head and the threaded connection cap are threadedly connected.

[0012] As a further description of the above technical solution:

[0013] The sampling frame is provided with a placing groove, the placing groove is provided with a storage battery and a controller respectively, and the top of the sampling frame is provided with a cover corresponding to the placing groove.

[0014] As a further description of the above technical solution:

[0015] The top of the sampling frame is fixedly connected with an operating handle, and the operating handle is provided with a control button electrically connected with the controller.

[0016] The utility model has the advantages of:

[0017] The sewage sampler with the anti-blocking structure can form negative pressure in the suction cavity through the electric push rod pulling the piston to move, so that the sewage can be sucked into the suction cavity from the suction pipe position, and the sewage in the suction cavity can be pushed into the sample bottle by starting the electric push rod to push the piston to move. The structure is simple to operate, convenient and fast to use, and can ensure the convenience of sewage sampling work. Through the setting of the filter screen frame, the water inlet position of the suction pipe can be shielded and filtered, so that the accumulation and blockage of impurities in the sewage in the structure can be avoided. At the same time, the filter screen frame surface can be automatically cleaned by cooperating with the setting of the motor, the rotating frame, the gear, the rack, the cleaning frame and the bristles, so that the filter screen frame can be prevented from being blocked by impurities during sampling, and the working stability of the filter screen frame structure is ensured. The whole structure can ensure the stability of sewage sampling, and the impurities in the sewage are not easy to block the sampling structure, so that the convenience of sampling work is improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 The utility model proposes a kind of overall structure schematic diagram of sewage sampler with anti-blocking structure.

[0019] Figure 2 A front view of a sewage sampler with an anti-blocking structure is provided in the utility model;

[0020] Figure 3 A front view of a sewage sampler with an anti-blocking structure is provided in the utility model; Figure 2 An enlarged view of A in the middle;

[0021] Figure 4 A gear and rack structure schematic view of a sewage sampler with an anti-blocking structure is provided in the utility model;

[0022] Figure 5 A cleaning frame structure schematic view of a sewage sampler with an anti-blocking structure is provided in the utility model.

[0023] Legend:

[0024] 1, sampling frame; 2, suction cavity; 3, piston; 4, electric push rod; 5, suction pipe; 6, electromagnetic valve one; 7, fixed frame; 8, filter screen frame; 9, fixed groove; 10, rotating frame; 11, positioning groove one; 12, rack; 13, positioning groove two; 14, gear; 15, motor; 16, cleaning frame; 17, bristles; 18, liquid outlet pipe; 19, electromagnetic valve two; 20, threaded connection cap; 21, sample bottle; 22, threaded connection head; 23, placing groove; 24, storage battery; 25, controller; 26, cover; 27, operation handle; 28, control button. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described 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, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0026] In the description of the utility model, it is necessary to explain, the term "center", "upper", "lower", "left", "right", "vertical", "horizontal", "internal", "external" and so on indicate the orientation or positional relationship is based on the orientation or positional relationship shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and is not indicating or implying that the device or element indicated must have a particular orientation, a particular orientation and operation, therefore it cannot be understood as a limitation on the utility model;The term "first", "second", "third" is only for the purpose of description, and cannot be understood as indicating or implying relative importance, in addition, unless otherwise expressly specified and limited, the term "installation", "connection", "connection" should be broadly understood, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected;It can be mechanically connected, or it can be electrically connected;It can be directly connected, or it can be indirectly connected through an intermediate medium, it can be the communication between two elements. For ordinary skilled in the art, the specific meaning of the above-mentioned terms in the utility model can be understood according to the specific circumstances.

[0027] Referring to Figures 1-5The utility model provides a kind of sewage sampler with anti-blocking structure, including sampling frame 1, sampling frame 1 is provided with the cavity 2 of drawing in, piston 3 is nested slidingly connected in cavity 2 of drawing in, sampling frame 1 is provided with the electric push rod 4 of output end and piston 3 fixed connection, one end of sampling frame 1 is fixedly connected with the drawing-in pipe 5 being communicated with cavity 2 of drawing in, electric push rod 4 drives piston 3 to move, so that the negative pressure effect can be formed in cavity 2 of drawing in, so that sewage can be extracted from drawing-in pipe 5 into cavity 2 of drawing in, electromagnetic valve one 6 is provided on drawing-in pipe 5, electromagnetic valve one 6 can control the opening and closing work of drawing-in pipe 5, the bottom end of drawing-in pipe 5 is fixedly connected with fixed frame 7, fixed frame 7 is fixedly connected with filter screen frame 8, the setting of filter screen frame 8 can play a filtering effect to the inlet position of drawing-in pipe 5, avoid some impurities and sundries in sewage to cause the situation of accumulation and blockage in drawing-in pipe 5, fixed slot 9 is provided in fixed frame 7, rotating frame 10 is rotatably connected in fixed slot 9, positioning slot one 11 is provided on rotating frame 10, rack 12 is arranged on the inner wall of positioning slot one 11, fixed slot 9, rotating frame 10, rack 12 are annular form, positioning slot two 13 is arranged on the inner wall of fixed slot 9, gear 14 is rotatably connected in positioning slot two 13, motor 15 is fixedly connected with the center shaft of gear 14 in fixed frame 7, rotating frame 10 is fixedly connected with cleaning frame 16, bristle 17 is provided on cleaning frame 16, cleaning frame 16 is U-shaped, bristle 17 is arranged on the inner surface of the U-shaped position of cleaning frame 16, and bristle 17 and the surface of filter screen frame 8 are arranged in close contact, motor 15 drives gear 14 to rotate, gear 14 drives rack 12 to move, rack 12 can drive rotating frame 10 to rotate in fixed slot 9 in annular form, rotating frame 10 can drive cleaning frame 16 to rotate, and bristle 17 on cleaning frame 16 can clean the surface of filter screen frame 8, some impurities and sundries adsorbed to the surface of filter screen frame 8 are cleaned away, to ensure that the mesh hole on filter screen frame 8 is unobstructed, so that normal sewage extraction sampling work can be carried out, the bottom of sampling frame 1 is provided with the liquid outlet pipe 18 being communicated with cavity 2 of drawing in, electromagnetic valve two 19 is provided on liquid outlet pipe 18, and sample bottle 21 is arranged below liquid outlet pipe 18, one gas hole is arranged on the top side of sample bottle 21, when electric push rod 4 drives piston 3 to move, the extracted sewage sample can be pushed through liquid outlet pipe 18 into sample bottle 21, to complete sampling work, the bottom end of liquid outlet pipe 18 is fixedly connected with screw thread connection cap 20, the top of sample bottle 21 is provided with screw thread connector 22, screw thread connector 22 and screw thread connection cap 20 are connected in screw thread, and the cooperation of screw thread connector 22 and screw thread connection cap 20 can make sample bottle 21 can be stably and firmly docked with liquid outlet pipe 18, which can also be conveniently disassembled, and sample bottle 21 can be conveniently removed.

[0028] The sampling frame 1 is provided with a placing groove 23, the placing groove 23 is provided with a storage battery 24 and a controller 25 respectively, the top of the sampling frame 1 is provided with a cover 26 at the corresponding position of the placing groove 23, the top of the sampling frame 1 is fixedly connected with an operation handle 27, the operation handle 27 is provided with a control button 28 electrically connected with the controller 25, the model of the controller 25 can be STM32, the electric push rod 4, the electromagnetic valve one 6, the motor 15, the electromagnetic valve two 19, the storage battery 24 and the controller 25 are electrically connected, so that the whole structure can be stably controlled and used, the operation handle 27 is arranged, the whole structure can be conveniently held and operated, and the control button 28 on the handle can improve the convenience of control and use.

[0029] Working principle: when the sewage sampler with the anti-blocking structure is used, the electromagnetic valve one 6 is opened, the electromagnetic valve two 19 is closed, the fixed frame 7 is placed into the sewage to be sampled, the electric push rod 4 is started, the electric push rod 4 is retracted to pull the piston 3 to move, when the piston 3 moves, negative pressure can be formed in the suction cavity 2, so that the sewage can be sucked into the suction cavity 2 through the suction pipe 5, when the extraction work is carried out, the motor 15 is started, the motor 15 drives the gear 14 to rotate, the gear 14 drives the rack 12 to move, the rack 12 drives the rotating frame 10 to rotate in the fixed groove 9 in a ring shape, the rotating frame 10 drives the cleaning frame 16 to rotate, the bristles 17 on the cleaning frame 16 can clean the surface of the filter screen frame 8, the electromagnetic valve one 6 is closed, the electromagnetic valve two 19 is opened, the electric push rod 4 is started, the electric push rod 4 drives the piston 3 to move, the piston 3 can push the sewage in the suction cavity 2 into the sample bottle 21 through the liquid outlet pipe 18, and the sewage sampling work is completed.

[0030] Finally, it should be pointed out that: the above only describes the preferred embodiments of the present application and is not used to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. A sewage sampler with anti-blocking structure, comprising a sampling frame (1), characterized in that: The sampling frame (1) is provided with an extraction cavity (2), the piston (3) is nested and connected in sliding mode in the extraction cavity (2), the sampling frame (1) is provided with an electric push rod (4) with an output end fixedly connected with the piston (3), one end of the sampling frame (1) is fixedly connected with an extraction pipe (5) in communication with the extraction cavity (2), the extraction pipe (5) is provided with a solenoid valve (6), the bottom end of the extraction pipe (5) is fixedly connected with a fixing frame (7), the fixing frame (7) is fixedly connected with a filter screen frame (8), and the fixing frame (7) is provided with a fixed groove (9), the fixed groove (9) is nested and connected in rotating mode with a rotating frame (10), the rotating frame (10) is provided with a positioning groove (11), the inner wall of the positioning groove (11) is provided with a rack (12), the fixed groove (9) is provided with a positioning groove (13), the positioning groove (13) is rotatably connected with a gear (14), the fixing frame (7) is provided with a motor (15) with an output end fixedly connected with the center shaft of the gear (14), the rotating frame (10) is fixedly connected with a cleaning frame (16), the cleaning frame (16) is provided with a brush (17), the bottom of the sampling frame (1) is provided with a liquid outlet pipe (18) in communication with the extraction cavity (2), the liquid outlet pipe (18) is provided with a solenoid valve (19), and a sample bottle (21) is arranged below the liquid outlet pipe (18).

2. The sewage sampler with anti-blocking structure according to claim 1, characterized in that: The fixed groove (9), the rotating frame (10) and the rack (12) are in the form of a ring.

3. The sewage sampler with anti-blocking structure according to claim 1, characterized in that: The cleaning frame (16) is in the form of a U shape, the brush (17) is arranged on the inner surface of the U-shaped position of the cleaning frame (16), and the brush (17) is arranged in close contact with the surface of the filter screen frame (8).

4. The sewage sampler with anti-blocking structure according to claim 1, characterized in that: The bottom end of the liquid outlet pipe (18) is fixedly connected with a threaded connection cap (20), the top of the sample bottle (21) is provided with a threaded connection head (22), and the threaded connection head (22) and the threaded connection cap (20) are connected in threaded mode.

5. The sewage sampler with anti-blocking structure according to claim 1, characterized in that: The sampling frame (1) is provided with a placing groove (23), the placing groove (23) is provided with a storage battery (24) and a controller (25) respectively, and the top of the sampling frame (1) is provided with a cover (26) at the corresponding position of the placing groove (23).

6. The sewage sampler with anti-blocking structure according to claim 5, characterized in that: The top of the sampling frame (1) is fixedly connected with an operation handle (27), and the operation handle (27) is provided with a control button (28) electrically connected with the controller (25). The top of the sampling frame (1) is fixedly connected with an operation handle (27), and the operation handle (27) is provided with a control button (28) electrically connected with the controller (25).

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