Sample separating device for pollutant detection

Abstract

The utility model relates to a sample separating device for pollutant detection, which comprises an outer box and a chassis, a transparent door is arranged on the front side of the outer box, the outer box is provided with a tank body, a support and the chassis, a vibrating mechanism is connected between the tank body and the outer box, the vibrating mechanism can drive the tank body to vibrate, a feeding part and a motor I are arranged at the top of the tank body, and a shaft rod connected to the motor I is rotatably arranged in the tank body. A screen is arranged at the bottom of the tank body, an electromagnetic valve is arranged on the support in a penetrating mode, the upper end of the electromagnetic valve is connected to the bottom of the tank body through a hose, a conical discharging head is arranged at the lower end of the electromagnetic valve, a lifting mechanism is arranged on the chassis and connected with a positioning seat, and a detection bottle is placed on the positioning seat. The device integrates crushing, sieving and sample separation, is suitable for sample separation of solid and liquid pollutants, can avoid excessive large-particle impurities in the liquid pollutants after sample separation and massive agglomeration in the solid pollutants, and can also avoid pollution and injury caused by the fact that the pollutants are poured into the external environment or hands during sample separation.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of sample separating device, especially relates to a sample separating device for pollutant detection. BACKGROUND

[0002] In the field of environmental protection, it is often necessary to sample and detect fixed pollutants and liquid pollutants, such as sewage and soil. Before detecting the pollutants, the pollutants need to be sampled, and then the sampled samples are detected. Sampling refers to dividing the sample into multiple independent parts for detection of different items or repeated detection, which helps to improve the accuracy and reliability of the detection results, and also meets the requirements of different detection methods and processes for sample quantity.

[0003] In the prior art, sampling is mainly performed manually, specifically by pouring the pollutants sampled in the sample storage container into each detection bottle. However, the sampling in the prior art has the following problems: 1. When sampling liquid pollutants, too many large particle impurities in the liquid pollutants may affect the accuracy of subsequent detection results; 2. When sampling solid pollutants, a large number of agglomerates in the solid pollutants may affect the accuracy of subsequent detection results; 3. During the process of pouring the pollutants into the detection bottle, if the pouring position is not controlled well, the pollutants may be poured onto the external environment or the hands, causing pollution of the external environment and personal injury. UTILITY MODEL CONTENT

[0004] The utility model provides a kind of sample separating device for pollutant detection, and it is integrated into crushing, screening and sampling, suitable for the sampling of solid and liquid pollutants, can avoid that too many large particle impurities exist in the liquid pollutants after sampling and a large number of agglomerates exist in the solid pollutants, and also avoid that pollutants are poured onto the external environment or hands during sampling, causing pollution and injury.

[0005] The utility model adopts the technical scheme of:

[0006] A kind of sample separating device for pollutant detection, including outer box and bottom disc, the outer box front side is equipped with transparent door, the outer box is equipped with jar body, support and bottom disc from top to bottom in it, vibration mechanism is connected between jar body and outer box, the vibration mechanism can drive jar body vibration, the top of jar body is equipped with feeding part and motor one, the shaft rod connected to motor one is rotationally arranged in jar body, a plurality of crushing knives are arranged on the shaft rod, the sieve screen is arranged in jar body close to its bottom, the solenoid valve is arranged on support, the upper end of solenoid valve is connected to the bottom of jar body by hose, the lower end of solenoid valve is equipped with conical discharge head, the lifting mechanism is arranged on bottom disc, the lifting mechanism is connected with positioning seat, the detection bottle is placed on positioning seat, the lifting mechanism can drive the detection bottle to rise and be sleeved on the conical discharge head.

[0007] Further, the vibrating mechanism comprises a U-shaped rod one slidingly arranged on the top of the outer box and a motor two arranged on the top of the outer box, the upper end of the U-shaped rod one is a closed structure, the lower end of the U-shaped rod one is connected to the two sides of the top of the tank body, a cam is arranged on the output shaft of the motor two, a plurality of springs are connected between the top of the U-shaped rod one and the top of the outer box, and the top of the U-shaped rod one is kept on the cam by the elastic force of the springs.

[0008] Further, the feeding part comprises an inner pipe arranged on the top of the tank body and an outer pipe slidingly arranged on the top of the outer box.

[0009] Further, the upper end of the outer pipe is provided with a trumpet mouth.

[0010] Further, the lifting mechanism comprises a U-shaped rod two slidingly arranged on the bottom disc, the positioning seat is arranged on the upper end of the U-shaped rod two, and an electric push rod is connected between the lower end of the U-shaped rod two and the lower surface of the bottom disc.

[0011] Further, the bottom of the outer box is provided with a motor three, the output shaft of the motor three is connected to the lower surface of the bottom disc, the lifting mechanism is a plurality of, and the plurality of lifting mechanisms are arranged at equal intervals on the bottom disc, and when the bottom disc is driven to rotate by the motor three, the detection bottle on the positioning seat can be sequentially transferred to below the conical discharge head and aligned with the conical discharge head.

[0012] Further, the lower end of the shaft rod is provided with a brush, and the lower end of the brush is attached to the upper surface of the screen.

[0013] Further, the upper surface of the positioning seat is provided with a positioning groove matched with the detection bottle.

[0014] Further, the conical discharge head is provided with a discharge cavity connected to the electromagnetic valve, and the conical discharge head is also provided with an exhaust hole.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] By crushing, screening and sampling the pollutants in the outer box, and by crushing and screening the fixed pollutants in the vibration process and by screening the liquid pollutants in the vibration process, the sampling processing efficiency is improved, and the problems of too many large particle impurities in the liquid pollutants after sampling and excessive cohesion of the solid pollutants are avoided. And the bottle opening of the detection bottle is brought into contact with the conical discharge head by the lifting mechanism, so that the crushing, screening and sampling can be continuously carried out in the closed space, the sampling of solid and liquid pollutants is suitable, and the pollution caused by the pollutants falling into the external environment or the harm caused by the pollutants falling on the hands during sampling can be avoided. BRIEF DESCRIPTION OF DRAWINGS

[0017] Fig. 1 It is the whole structure schematic view of the utility model;

[0018] Fig. 2 It is the internal structure schematic view of the utility model;

[0019] Fig. 3 It is the bottom plate position overhead direction structure schematic view;

[0020] Fig. 4 It is the cam position lateral partial schematic view;

[0021] In the drawing: 1, outer box;2, U-shaped rod two;3, electric push rod;4, bottom plate;5, detection bottle;6, conical discharge head;7, exhaust hole;8, tank body;9, screen;10, inner tube;11, outer tube;12, spring;13, horn mouth;14, motor two;15, cam;16, U-shaped rod one;17, motor one;18, crushing knife;19, shaft;20, brush;21, hose;22, support;23, electromagnetic valve;24, discharge cavity;25, motor three;26, positioning seat;27, transparent door. DETAILED DESCRIPTION

[0022] In order to better understand the technical content of the utility model, the following specific embodiments are provided, and the utility model is further explained in combination with the drawings.

[0023] Referring to Figs. 1 to 4 The utility model provides a kind of sample separation device for pollutant detection, including outer box 1 and bottom plate 4, transparent door 27 is equipped in the front side of outer box 1, one side of transparent door 27 is connected with outer box 1 by hinge, and lock piece is connected between the other side of transparent door 27 and outer box 1, tank body 8, support 22 and bottom plate 4 are respectively equipped in outer box 1 from top to bottom, vibration mechanism is connected between tank body 8 and the top of outer box 1, vibration mechanism can drive tank body 8 vertical vibration, tank body 8 top is equipped with feeding part and motor one 17, shaft 19 is rotatably arranged in tank body 8, and shaft 19 is connected to the output shaft of motor one 17, a plurality of crushing knives 18 are equipped on shaft 19, screen 9 is horizontally arranged in tank body 8 close to its bottom, electromagnetic valve 23 is penetrated on support 22, and the upper end of electromagnetic valve 23 is connected to the bottom of tank body 8 by hose 21, conical discharge head 6 is equipped in the lower end of electromagnetic valve 23, lifting mechanism is equipped on bottom plate 4, positioning seat 26 is connected to lifting mechanism, detection bottle 5 is placed on positioning seat 26, and detection bottle 5 is lifted using lifting mechanism, so that bottle mouth is sleeved on conical discharge head 6;

[0024] When the solid pollutants need to be sampled, the detection bottle 5 is placed on the positioning seat 26, and then the bottle opening of the detection bottle 5 is brought into abutment against the conical discharge head 6 by the lifting mechanism, so that the pollutants can be accurately discharged into the detection bottle 5 for sampling. The pollutants are poured into the tank 8 through the pouring part, the electromagnetic valve 23 is opened, the tank 8 is vibrated in the outer box 1 by the vibration mechanism, and the shaft rod 19 is rotated in the tank 8 by the motor 17, so that the shaft rod 19 drives the plurality of crushing knives 18 to rotate and crush the fixed pollutants. After the solid pollutants are sieved through the screen 9, the solid pollutants are sequentially discharged into the detection bottle 5 through the hose 21, the electromagnetic valve 23 and the conical discharge head 6. The cooperation of vibration and crushing makes the crushing and sieving efficient and effective, and the fixed pollutants can be continuously crushed, sieved and sampled, so that a large number of agglomerates are avoided in the solid pollutants after sampling. When the liquid pollutants need to be sampled, the detection bottle 5 is placed on the positioning seat 26, and then the bottle opening of the detection bottle 5 is brought into abutment against the conical discharge head 6 by the lifting mechanism, so as to avoid the liquid pollutants from spilling outside the detection bottle 5. After the pollutants are poured into the tank 8 through the pouring part, the vibration mechanism is started to accelerate the filtration of the pollutants, so as to improve the sampling efficiency and avoid too many large particle impurities in the liquid pollutants after sampling. When sampling, the transparent door 27 needs to be closed, which is convenient for observing the sampling condition in the outer box 1 and further avoids the pollutants from falling into the external environment to cause pollution.

[0025] Preferably, the vibration mechanism comprises a U-shaped rod 16 slidingly arranged on the top of the outer box 1 and a motor 14 fixedly arranged on the top of the outer box 1. The upper end of the U-shaped rod 16 is a closed structure, the lower end of the U-shaped rod 16 is fixedly connected to the two sides of the top of the tank 8, and a cam 15 is arranged on the output shaft of the motor 14. A plurality of springs 12 are connected between the top of the U-shaped rod 16 and the top of the outer box 1. The resilience of the springs 12 keeps the top of the U-shaped rod 16 on the cam 15. The rotation of the cam 15 driven by the motor 14 can drive the U-shaped rod 16 to vertically vibrate on the top of the outer box 1 under the cooperation of the springs 12, and the U-shaped rod 16 drives the tank 8 to vertically vibrate in the outer box 1.

[0026] Preferably, the pouring part comprises an inner tube 10 fixedly arranged on the top of the tank 8 and an outer tube 11 fixedly penetrating the top of the outer box 1. The outer tube 11 is slidingly sleeved on the inner tube 10. When vibrating, the tank 8 drives the inner tube 10 to vertically slide in the outer tube 11. The pollutants can fall into the tank 8 through the inner tube 10 by being poured into the upper end of the outer tube 11, which is convenient for pouring into the tank 8.

[0027] Preferably, the upper end of the outer tube 11 is provided with a flared opening 13, which is convenient for discharging the pollutants into the outer tube 11.

[0028] Preferably, the lifting mechanism comprises a U-shaped rod two 2 slidingly arranged on the chassis 4, the positioning seat 26 is arranged at the upper end of the U-shaped rod two 2, and the lower end of the U-shaped rod two 2 is fixedly provided with an electric push rod 3, and the telescopic end of the electric push rod 3 is connected to the lower surface of the chassis 4;

[0029] When the electric push rod 3 is elongated, the U-shaped rod two 2 will slide downward on the chassis 4, and the U-shaped rod two 2 drives the positioning seat 26 to descend, and when the electric push rod 3 is shortened, the positioning seat 26 will be lifted.

[0030] Preferably, the bottom of the outer box 1 is provided with a motor three 25, the output shaft of the motor three 25 is connected to the lower surface of the chassis 4, the lifting mechanism is a plurality of, the plurality of lifting mechanisms are arranged at equal intervals on the chassis 4, and the plurality of lifting mechanisms are arranged in a circular manner on the chassis 4; when the motor three 25 drives the chassis 4 to rotate, the detection bottles 5 on the positioning seats 26 can be sequentially rotated to below the conical discharge head 6 and aligned with the conical discharge head 6;

[0031] During sample separation, the detection bottles 5 can be placed on each positioning seat 26, after the current detection bottle 5 is separated, the motor three 25 drives the chassis 4 to rotate, the chassis 4 drives the next empty detection bottle 5 to be below the conical discharge head 6 through the lifting mechanism and the positioning seat 26, and then the lifting mechanism drives the bottle opening of the detection bottle 5 to abut against the conical discharge head 6, until the sample separation of all the detection bottles 5 is completed, so that multiple detection bottles can be continuously separated, and the sample separation is convenient.

[0032] Preferably, the lower end of the shaft rod 19 is transversely fixedly provided with a brush 20, and the lower end of the brush 20 abuts against the upper surface of the screen 9;

[0033] When the solid pollutants and liquid pollutants are screened, the shaft rod 19 drives the brush to rotate to continuously sweep the screen 9, so that the blockage of the screen 9 is relieved, and the screening efficiency is improved.

[0034] Preferably, the upper surface of the positioning seat 26 is provided with a positioning groove matched with the detection bottle 5, and after the detection bottle 5 is placed in the positioning groove, the detection bottle 5 can be prevented from falling off the positioning seat 26 during sampling.

[0035] Preferably, the conical discharge head 6 is provided with a discharge cavity 24 connected to the electromagnetic valve 23, the pollutants are discharged into the detection bottle 5 through the discharge cavity 24, the conical discharge head 6 is further provided with an exhaust hole 7, and the outer surface of the conical discharge head 6 can be provided with a rubber layer, so that the bottle opening abuts against the conical discharge head 6 through the rubber layer, the detection bottle 5 can be protected, the sealing property of the detection bottle 5 and the conical discharge head 6 is improved, the pollutants can be prevented from spilling out of the detection bottle 5 during discharge, and the exhaust hole 7 is used for exhaust when the pollutants are discharged into the detection bottle 5, which is beneficial to the smooth discharge of the pollutants into the detection bottle 5.

[0036] The above merely is the preferred implementation manner of the present application, and it should be noted that, for the ordinary skilled in the art, without departing from the technical principles of the present application, a number of improvements and refinements can be made, and these improvements and refinements should also be considered as the protection scope of the present application.

Claims

1. A sample dispensing device for pollutant detection, characterized in that: The device includes an outer casing and a chassis. The outer casing has a transparent door on the front. Inside the outer casing, from top to bottom, there is a tank, a support, and a chassis. A vibration mechanism is connected between the tank and the outer casing, which can drive the tank to vibrate. The top of the tank has a feeding section and a motor. A shaft connected to the motor is rotatably mounted inside the tank. Multiple crushing blades are mounted on the shaft. A screen is located near the bottom of the tank. A solenoid valve is mounted on the support. The upper end of the solenoid valve is connected to the bottom of the tank via a hose. A conical discharge head is located at the lower end of the solenoid valve. A lifting mechanism is mounted on the chassis. The lifting mechanism is connected to a positioning seat. A test bottle is placed on the positioning seat. The lifting mechanism can lift the test bottle and place it on the conical discharge head.

2. The sample dispensing device for pollutant detection according to claim 1, characterized in that: The vibration mechanism includes a U-shaped rod slidably passing through the top of the outer casing and a motor 2 located on the top of the outer casing. The upper end of the U-shaped rod 1 is a closed structure, and the lower ends of the U-shaped rod 1 are respectively connected to the two sides of the top of the tank. The output shaft of the motor 2 is provided with a cam. Multiple springs are connected between the top of the U-shaped rod 1 and the top of the outer casing. The rebound force of the springs keeps the top of the U-shaped rod 1 resting on the cam.

3. The sample dispensing device for pollutant detection according to claim 2, characterized in that: The feeding section includes an inner tube located on the top of the tank and an outer tube passing through the top of the outer casing, with the outer tube slidably fitted onto the inner tube.

4. The sample dispensing device for pollutant detection according to claim 3, characterized in that: The upper end of the outer tube is provided with a flared opening.

5. A sample dispensing device for pollutant detection according to any one of claims 1 to 4, characterized in that: The lifting mechanism includes a U-shaped rod slidably mounted on the chassis, a positioning seat located at the upper end of the U-shaped rod, and an electric push rod connected between the lower end of the U-shaped rod and the lower surface of the chassis.

6. A sample dispensing device for pollutant detection according to any one of claims 1 to 4, characterized in that: The bottom of the outer casing is equipped with a motor three, the output shaft of which is connected to the lower surface of the chassis. There are multiple lifting mechanisms, which are equally spaced on the chassis. When the chassis is rotated by the motor three, the test bottles on the positioning seat can be rotated sequentially to the bottom of the conical discharge head and aligned with it.

7. A sample dispensing device for pollutant detection according to any one of claims 1 to 4, characterized in that: The lower end of the shaft is provided with a brush, and the lower end of the brush is attached to the upper surface of the screen.

8. A sample dispensing device for pollutant detection according to any one of claims 1 to 4, characterized in that: The upper surface of the positioning seat is provided with a positioning groove that matches the test bottle.

9. A sample dispensing device for pollutant detection according to any one of claims 1 to 4, characterized in that: The conical discharge head is provided with a discharge chamber connected to the solenoid valve, and the conical discharge head is also provided with an exhaust port.

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