Automatic sampling device for elephant trunk

Abstract

The utility model discloses an automatic sampling device for an articulated chute, which comprises a material articulated chute, an air inlet pipe electric gate and a material taking pipe electric gate are arranged on the outer wall of the material articulated chute, the air inlet pipe electric gate and the material taking pipe electric gate are both communicated with the material articulated chute, and the other end of the air inlet pipe electric gate is connected with an air inlet pipe. An air inlet filter screen is fixed to the left end of the air inlet pipe, the other end of the electric gate at the material taking pipe is connected with one end of the material taking pipe, wind power is generated through the material taking draught fan, negative pressure is formed in the material taking pipe, then materials in the material sliding pipe are sucked into the material taking pipe, and the materials and gas are separated through the discharging cyclone dust collector. The device is simple in structure, safe and reliable, not only has safety guarantee on the quality of the material, but also has a safety protection effect on a sampler, meanwhile, the sampling is flexible, and a sample storage point can be arranged at any place where the sampler wants to place.

Description

Technical Field

[0001] The utility model relates to the technical field of material sampling, in particular to a slide pipe automatic sampler. Background Art

[0002] In engineering projects, there are many ways to transport materials, among which the self-flowing of the chute is a very common method of transportation. However, manual sampling has always been the main method of material sampling. The main disadvantage of manual sampling is that there are safety hazards in the sampling process. First, when the material flows out quickly, it may bury the sampler, posing a safety hazard to the sampler. Second, the sampler is in direct contact with the material, which may contaminate the material. At the same time, manual sampling requires the sampler to move back and forth, making sampling inconvenient. Utility Model Content

[0003] In view of the above problems, the utility model provides a slide tube automatic sampler, which solves the above problems.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a chute automatic sampler, comprising a material chute, the outer wall of the material chute is provided with an electric gate at the air inlet pipe and an electric gate at the material taking pipe, the electric gate at the air inlet pipe and the electric gate at the material taking pipe are both connected to the material chute, the other end of the electric gate at the air inlet pipe is connected to the air inlet pipe, the left end of the air inlet pipe is fixed with an air inlet filter, the other end of the electric gate at the material taking pipe is connected to one end of the material taking pipe, the other end of the material taking pipe is connected to a discharge shaker, the upper end of the discharge shaker is provided with a feeding fan, the upper end of the feeding fan is provided with an L-shaped exhaust air duct, the upper end of the exhaust air duct is fixed with an exhaust air hood, the lower end of the discharge shaker is fixed with a discharge air shutoff, the lower end of the discharge air shutoff is provided with a sample discharge port, and a sample temporary storage container is provided below the sample discharge port.

[0005] Preferably, the air inlet pipe and the material taking pipe are coaxially arranged, and the air inlet pipe, the material taking pipe and the material chute are vertically arranged.

[0006] Preferably, the diameter of the air inlet pipe is consistent with that of the material taking pipe, and the diameter of the material chute is larger than the diameter of the air inlet pipe.

[0007] Preferably, the air intake pipe is fixedly connected to the electric gate at the air intake pipe through a flange, the electric gate at the air intake pipe is fixedly connected to the material chute through a flange, the electric gate at the material extraction pipe is fixedly connected to the material chute through a flange, and the material extraction pipe is fixedly connected to the electric gate at the material extraction pipe through a flange.

[0008] Preferably, the material taking pipe is arranged tangentially to and communicated with the discharge shaft.

[0009] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0010] 1. The reclaiming fan generates wind force to form a negative pressure in the reclaiming pipe, thereby sucking the material in the material chute into the reclaiming pipe, and separating the material and the gas through the unloading shaker, and discharging the material from the lower end of the unloading shaker to the sample outlet for collection. The device has a simple structure, is safe and reliable, and not only ensures the quality of the material, but also provides safety protection for the sampler. At the same time, the sampling is flexible, and the sample storage point can be set to any place the sampler wants.

[0011] 2. By setting up a unloading shaker, it is beneficial to unload the sampled materials and realize the separation of air and samples. By setting up a unloading air lock, it is possible to prevent outside air from entering the system equipment from non-air inlet ports. The air intake pipe and the material taking pipe are set with the same diameter. The air intake pipe is the main channel for air intake, which mainly serves to accelerate the air intake. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0013] Explanations in the figure: 1. Air intake filter; 2. Air intake pipe; 3. Electric gate at the air intake pipe; 4. Electric gate at the material taking pipe; 5. Material taking pipe; 6. Discharge shaker; 7. Discharge air shutoff; 8. Material taking fan; 9. Exhaust air duct; 10. Exhaust air hood; 11. Material chute; 12. Sample discharge port; 13. Sample temporary storage container. DETAILED DESCRIPTION

[0014] The following embodiments of the present invention are described in further detail with reference to the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0015] See also Figure 1, a chute automatic sampler, including a material chute 11, the outer wall of the material chute 11 is provided with an electric gate 3 at the air inlet pipe and an electric gate 4 at the material taking pipe, the material chute 11 is used as a channel for material transportation, and is also a sampling place, the material taking pipe 5 needs to open a sampling port on this material chute 11, the electric gate 3 at the air inlet pipe is in a closed state when not sampling, and automatically opens when feeding, and the air inlet pipe 2 is in a state of passage, the electric gate 4 at the material taking pipe is synchronized with the electric gate 3 at the air inlet pipe 2, and is in a closed state when not sampling, and automatically opens when feeding, and the air inlet pipe 2 is in a state of passage, the amount of sampling can be adjusted according to the electric gate The length of time the door is open is used to control the amount of material taken. The electric gate 3 at the air inlet pipe and the electric gate 4 at the material taking pipe are both connected to the material chute 11. The other end of the electric gate 3 at the air inlet pipe is connected to the air inlet pipe 2. An air intake filter 1 is fixed to the left end of the air inlet pipe 2. The air inlet pipe 2 is the main channel for air intake, and its main function is to accelerate the air intake. Since the system is a negative pressure pneumatic sampling, in order to prevent the contamination of the material by the intake air, an air intake filter 1 is added at the air inlet pipe 2. Its main function is to provide a preliminary filtration for the air entering the system, mainly to filter insects, large particles of impurities, etc. The other end of the electric gate 4 at the material taking pipe is connected to the material taking pipe 5. At one end, the feeding pipe 5 is the main channel for samples during sampling, and the mixture of material and air enters the unloading system through this pipe. This pipeline is only a schematic direction in the figure. In actual application, the direction of the pipeline can be determined according to the actual situation at the sampling location. The other end of the feeding pipe 5 is connected to a unloading shaker 6, which is used for unloading after sampling. It is a facility for separating air and samples. A feeding fan 8 is provided at the upper end of the unloading shaker 6. The feeding fan 8 is the power system of this sampling system. The samples are transported into the sampling system through the power provided by the feeding fan 8. The feeding fan 8 provides the air volume and air pressure required for sample transportation. An L-shaped exhaust duct 9 is provided at the upper end of the material taking fan 8, and an exhaust hood 10 is fixed to the upper end of the exhaust duct 9. The main function of the exhaust hood 10 is to prevent foreign matter from entering the air duct system. A discharge air lock 7 is fixed to the lower end of the discharge shaker 6. The discharge air lock 7 is a facility used for unloading after sampling. It is a facility for separating air and sample. A sample discharge port 12 is provided at the lower end of the discharge air lock 7. The sample discharge port 12 is the outlet for sample discharge, and sampling can be performed here. A sample temporary storage container 13 is provided below the sample discharge port 12, and the sample can be temporarily stored in the sample temporary storage container 13 for sampling by the analyst.

[0016] See also Figure 1The air intake pipe 2 is coaxially arranged with the material taking pipe 5. The air intake pipe 2, the material taking pipe 5 and the material chute 11 are arranged perpendicularly. The diameters of the air intake pipe 2 and the material taking pipe 5 are consistent. The diameter of the material chute 11 is larger than the diameter of the air intake pipe 2. The air intake pipe 2 is fixedly connected to the electric gate 3 at the air intake pipe through a flange. The electric gate 3 at the air intake pipe is fixedly connected to the material chute 11 through a flange. The electric gate 4 at the material taking pipe is fixedly connected to the material chute 11 through a flange. The air inlet pipe 2, the electric gate 3 at the air inlet pipe, the material chute 11, the electric gate 4 at the material taking pipe and the material taking pipe 5 are interconnected through the flange, which is convenient for quick disassembly and realizes the effect of quick maintenance. The material taking pipe 5 is fixedly connected to the electric gate 4 at the material taking pipe through the flange. The material taking pipe 5 is tangently arranged and connected to the discharge shaker 6. The material taking pipe 5 is tangently arranged to the discharge shaker 6, so that the gas forms a vortex inside the discharge shaker 6, which is convenient for separating the sample and the gas.

[0017] When using this utility model:

[0018] Place the material chute 11 at the sampling location, start the electric gate 3 at the air inlet pipe, the electric gate 4 at the material taking pipe, the unloading air shutoff 7 and the material taking fan 8 to work, and the material taking fan 8 generates wind power to provide the air volume and pressure required for sample transportation. Then the sample in the material chute 11 is sucked into the material taking pipe 5 and comes to the unloading shaker 6 for separation, and the sample is separated from the gas. The gas is discharged from the exhaust air duct 9 and the exhaust air hood 10 at the upper end of the unloading shaker 6, and the sample enters the sample temporary storage container 13 from the sample outlet 12 at the lower end of the unloading shaker 6 for temporary storage, completing the sample sampling.

[0019] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A slide tube automatic sampler, characterized in that: The invention comprises a material chute (11), wherein the outer wall of the material chute (11) is provided with an electric gate (3) at the air inlet pipe and an electric gate (4) at the material taking pipe, wherein the electric gate (3) at the air inlet pipe and the electric gate (4) at the material taking pipe are both connected to the material chute (11), the other end of the electric gate (3) at the air inlet pipe is connected to the air inlet pipe (2), the left end of the air inlet pipe (2) is fixed with an air inlet filter (1), the other end of the electric gate (4) at the material taking pipe is connected to one end of the material taking pipe (5), and the The other end of the feeding pipe (5) is connected to a discharge shakron (6), the upper end of the discharging shakron (6) is provided with a feeding fan (8), the upper end of the feeding fan (8) is provided with an L-shaped exhaust air duct (9), the upper end of the exhaust air duct (9) is fixed with an exhaust air hood (10), the lower end of the discharging shakron (6) is fixed with a discharging air shutoff device (7), the lower end of the discharging air shutoff device (7) is provided with a sample discharge port (12), and a sample temporary storage container (13) is provided below the sample discharge port (12).

2. The automatic sampler according to claim 1, characterized in that: The air inlet pipe (2) and the material taking pipe (5) are coaxially arranged, and the air inlet pipe (2), the material taking pipe (5) and the material chute (11) are vertically arranged.

3. The automatic sampler according to claim 1, characterized in that: The diameters of the air inlet pipe (2) and the material taking pipe (5) are consistent, and the diameter of the material chute (11) is larger than the diameter of the air inlet pipe (2).

4. The automatic slide tube sampler according to claim 1, characterized in that: The air inlet pipe (2) is fixedly connected to the electric gate (3) at the air inlet pipe via a flange, the electric gate (3) at the air inlet pipe is fixedly connected to the material chute (11) via a flange, the electric gate (4) at the material extraction pipe is fixedly connected to the material chute (11) via a flange, and the material extraction pipe (5) is fixedly connected to the electric gate (4) at the material extraction pipe via a flange.

5. The automatic slide tube sampler according to claim 1, characterized in that: The material taking pipe (5) is arranged tangentially to and communicates with the discharge shakron (6).

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