Sampling device for coal gas ash intermediate storage bin

Abstract

The invention discloses a coal gas ash intermediate storage bin sampling device which comprises an intermediate bin body, a feeding pipe, a layered sampler, an upper fixing sleeve, a fixed-layer discharging device, a sampler position display device and a controller, and the intermediate bin body is located on a high-rise building and used for temporarily storing materials; the feeding pipe is located on one side of the middle stock bin body, the length of the upper middle portion of the feeding pipe is consistent with that of the middle stock bin body, a material sample inlet and outlet from the upper side of the feeding pipe to the bottom of the feeding pipe is formed in the side wall of the feeding pipe, and a sealing device of the material sample inlet and outlet is arranged on the middle stock bin body. The plurality of stratified samplers are distributed in the feeding pipe, material samples at different depths are taken through the stratified samplers, and a feeding device of the stratified samplers is arranged in the feeding pipe; longitudinal accurate stratified sampling of the middle stock bin can be facilitated, accurate regulation and control of materials are facilitated, and the stability of product quality is guaranteed.

Description

TECHNICAL FIELD

[0001] The present application relates to a coal gas ash intermediate storage bunker sampling device, belonging to the field of material sampling tools. BACKGROUND

[0002] In the coal gas production process, ash and slag are produced. Due to the particularity of the production process, part of the combustible material in the coal gas fly ash is not completely burned and is recycled for use in the boiler of the thermal power plant. In order to fully utilize the coal gas ash and solve the problem of not being able to use the coal gas ash in abnormal conditions, the intermediate bunker plays a key role in temporarily storing materials during the production process. Due to the production process requirements, the stratification characteristics of materials at different depths need to be accurately controlled. However, the existing intermediate bunker is generally deep (such as a 14-meter ash bunker), and the sampling operation has significant limitations: only surface material samples can be obtained through the bottom discharge port, and representative samples at intermediate layers or specified depths cannot be effectively obtained. This leads to a blind area in material state monitoring, directly affecting the process control accuracy and product quality stability.

[0003] That is, the coal gas ash intermediate storage bunker sampling device is needed, which can facilitate accurate stratified sampling of the intermediate bunker in the vertical direction, is beneficial to accurate control of the material, and ensures the stability of the product quality. SUMMARY

[0004] Therefore, the purpose of the present application is to provide a coal gas ash intermediate storage bunker sampling device, which can facilitate accurate stratified sampling of the intermediate bunker in the vertical direction, is beneficial to accurate control of the material, and ensures the stability of the product quality; and can overcome the shortcomings of the prior art.

[0005] The purpose of the present application is achieved by the following technical solutions: The present application discloses a coal gas ash intermediate storage bunker sampling device, which comprises: An intermediate bunker body, which is located on a high-rise building and is used for temporarily storing materials; A feeding pipe, which is located on one side of the intermediate bunker body and has a length consistent with that of the intermediate bunker body, a material sample inlet and outlet are arranged on the sidewall of the feeding pipe from the upper side to the bottom, and a closing device for the material sample inlet and outlet is arranged on the intermediate bunker body; A stratified sampler, which is a plurality of and is distributed in the feeding pipe, different depth material samples are taken by the stratified sampler, and a feeding device with the stratified sampler is arranged in the feeding pipe; An upper fixed sleeve, which is sleeved on the upper part of the feeding pipe, a discharge port is arranged on the lower part of the sidewall of the upper fixed sleeve, the discharge port is in communication with a discharge pipe, the discharge pipe is connected to the bottom of the high-rise building, and a sampling bag is movably connected to the lower end of the discharge pipe; The layering and discharging device controls the discharging after the layered sampler corresponding to the sample layer is lifted to the discharging port. The sampler position display device is used to prompt the layered sampler to be lifted to the discharging port. The controller is located at the lower end of the discharging pipe and is used to control the closing device, the feeding device and the layering and discharging device.

[0006] The closing device includes a fixed sleeve in the intermediate bin body, the sleeve is sleeved on the feeding pipe, the feeding port is arranged on the sleeve and communicates with the sample inlet and outlet, bearings are arranged between the sleeve and the feeding pipe, a gear sleeve is arranged at the upper end of the feeding pipe, the gear sleeve is engaged with a first driving gear, and the first driving gear is connected with a first driving motor capable of controlling the rotation angle of the gear sleeve.

[0007] The feeding pipe is rotated by 90 degrees and is staggered with the feeding port of the sleeve, and the feeding pipe is rotated by 180 degrees and the sample inlet is coincided with the discharging port.

[0008] The gap between the sleeve and the feeding pipe is provided with an arc-shaped filling plate.

[0009] The outer side of the sleeve is provided with an isolation cage, and through holes for feeding are arranged on the isolation cage.

[0010] The feeding device includes a lead screw arranged in the feeding pipe, a second driving motor arranged at the upper end of the lead screw, a sliding block arranged on the lead screw, and a conduit arranged on the second driving motor and downwardly hung with the sliding block.

[0011] The layering and discharging device includes a rotating disc arranged on the upper side of the fixed sleeve, the second driving motor and the conduit are located on the rotating disc, gear teeth are arranged on the side wall of the rotating disc, the gear teeth are connected with a third driving gear arranged outside the fixed sleeve, and the third driving gear is connected with a third driving motor.

[0012] The sampler position display device includes an LED display lamp located at the controller, wires connected with a power supply are arranged in the conduit, a first contact and a second contact are arranged on the wires located at the discharging port, a conductor sheet connecting the first contact and the second contact is arranged on the sliding block, when the sliding block slides to the discharging port, the conductor sheet is connected with the first contact and the second contact, a channel is realized, and the LED display lamp is brightened.

[0013] The aforementioned, the anti-wire winding device is arranged on the rotating disc, the anti-wire winding device comprises a connecting rod arranged on the upper end of the upper fixed sleeve, a wire contact ring is arranged on the upper end of the connecting rod, the neutral wire and the live wire end of the wire are respectively connected with the wire contact ring, and the conductor sheet, the first contact, the second contact, the contact ring, the power supply and the LED display lamp form a loop.

[0014] Compared with the prior art, the beneficial effects of the present application are: 1、The upper feeding pipe is arranged on the side wall of the intermediate stock bin body, the sample of a fixed depth can be taken through the layered sampler in the upper feeding pipe, then the layered sampler can be lifted through the upper feeding device, before lifting, the sample inlet and outlet of the upper feeding pipe are closed through the closing device, then lifting is carried out, so that the sample is prevented from falling out or other materials from entering the layered sampler in the lifting process, when the layered sampler corresponding to the sampling depth needs to be lifted to the upper fixed sleeve, the controller controls the fixed-layer discharging device to discharge, and the layered sampler of which layer reaches the discharging pipe can be prompted through the sampler position display device in the lifting process of the layered sampler.

[0015] 2、When the material inlet is aligned with the sample inlet and outlet, the material can enter the upper feeding pipe and then enter each layered sampler, when sampling is needed, the upper feeding pipe is rotated through the first driving motor, so that the sample inlet and outlet of the upper feeding pipe are misaligned with the material inlet of the sleeve, so that the sample inlet and outlet are closed, the sample is prevented from falling out or other materials from entering in the lifting process of the layered sampler, and the sampling accuracy is ensured, and when the layered sampler of the sample needs to be lifted to the discharging port, the upper feeding pipe is rotated through the first driving motor, so that the sample inlet and outlet are coincided with the discharging port, so that subsequent discharging can be carried out, and the rotation of the upper feeding pipe is facilitated through the bearing.

[0016] 3、The rotation degree of the upper feeding pipe is misaligned with the material inlet of the sleeve, and the sample inlet of the upper feeding pipe is coincided with the discharging port after the rotation degree, and such a structure can prevent the sample from falling out in the lifting process, and can also prevent other materials from entering the upper feeding pipe.

[0017] 4、The gap between the sleeve and the upper feeding pipe is provided with an arc-shaped filling plate, and such a structure can prevent the sample in the upper feeding pipe from falling out and entering the gap between the upper feeding pipe and the sleeve after the rotation of the upper feeding pipe, so as to affect the rotation of the upper feeding pipe.

[0018] 5、The outer side of the sleeve is provided with an isolation cage, and through holes for feeding are arranged on the isolation cage, and such a structure can reduce the extrusion of the materials in the intermediate stock bin body on the sleeve and the upper feeding pipe through the isolation cage, so as to reduce the failure rate and improve the service life.

[0019] 6. The feeding device includes a lead screw installed inside the feeding pipe, a second drive motor installed at the upper end of the lead screw, and a layered sampler consisting of sliders distributed on the lead screw. A guide tube with the sliders suspended downwards is provided on the second drive motor. With this structure, the second drive motor can drive the rotation of the lead screw, thereby driving the sliders to rise. During the rise of the sliders, the collected sample can be lifted. By setting multiple sliders, layered sampling can be performed, and the sample on each slider corresponds to a material at a different depth.

[0020] 7. When the required sample reaches the discharge port, the third drive motor drives the turntable to rotate the second drive motor, lead screw, guide tube, and slider as a whole, generating centrifugal force. Under the action of centrifugal force, the sample is thrown out from the discharge port. Thus, sampling is completed through the discharge tube.

[0021] 8. When the conductor sheet on each slider passes the first contact and the second contact, the LED indicator light illuminates once. By calculating the distance between the slider and the lead screw, the slider at which the required sampling depth is located can be calculated. Thus, the slider that needs to be sampled is determined by the number of times the LED indicator light illuminates. To improve the control effect, the second drive motor is a low-speed motor.

[0022] 9. To prevent the wires from tangling when the turntable rotates, a wire contact ring in the anti-tangling device can solve the wire tangling problem. The wire contact ring is a circular ring with two annular grooves at its lower part. Conductive blocks are provided at the neutral and live wire ends of the wires. The conductive blocks are confined within the annular grooves by a conductive circular cover plate. The circular cover plate is movably connected to the wire contact ring by screws and is connected to the wires. Other advantages, objectives, and features of the present invention will be set forth in part in the description which follows, and in part will be apparent to those skilled in the art from the following examination, or may be learned from practice of the invention. The objectives and other advantages of the present invention can be realized and obtained from the following description. Attached Figure Description

[0023] To make the objectives, technical solutions, and advantages of this invention clearer, the invention will now be described in further detail with reference to the accompanying drawings, wherein: Figure 1 This is a schematic diagram of the three-dimensional connection structure of the present invention.

[0024] Figure 2 This is a schematic diagram of the disassembled structure of the present invention.

[0025] Figure 3 for Figure 2 A magnified structural diagram of part A in the middle.

[0026] Figure 4The schematic diagram of the front view structure of the present application.

[0027] Figure 5 The schematic diagram of the front view structure of the present application. Figure 3 The schematic diagram of the enlarged structure of the middle B part.

[0028] Figure 6 The schematic diagram of the front view structure of the present application.

[0029] Figure 7 The schematic diagram of the front view structure of the present application. Figure 6 The schematic diagram of the enlarged structure of the middle C part.

[0030] Figure 8 The schematic diagram of the front view structure of the present application. Figure 6 The schematic diagram of the enlarged structure of the middle D part.

[0031] Figure 9 The schematic diagram of the front view structure of the present application. Figure 6 The schematic diagram of the half cut structure of the present application.

[0032] Figure 10 The schematic diagram of the structure of the present application.

[0033] Figure 11 The schematic diagram of the structure of the present application.

[0034] Figure 12 The schematic diagram of the front view structure of the present application. Figure 6 The schematic diagram of the connection structure of the present application.

[0035] Figure 13 The schematic diagram of the connection structure of the present application.

[0036] Figure 14 The schematic diagram of the connection structure of the present application.

[0037] Figure 15 The schematic diagram of the connection structure of the present application.

[0038] Figure 16 The schematic diagram of the connection structure of the present application.

[0039] Figure 17 The circuit diagram of the sampler position display device of the present application.

[0040] The intermediate bunker body 1, the feeding pipe 2, the sample inlet and outlet 3, the layered sampler 4, the upper fixed sleeve 5, the lower outlet 6, the lower feeding pipe 7, the sleeve 8, the feeding inlet 9, the bearing 10, the gear sleeve 11, the first driving gear 12, the first driving motor 13, the arc-shaped filling plate 14, the isolation cage 15, the lead screw 16, the second driving motor 17, the guide pipe 19, the rotating disc 20, the gear tooth 21, the third driving gear 22, the third driving motor 23, the controller 24, the LED display lamp 25, the first contact 26, the second contact 27, the conductor sheet 28, the connecting rod 29, and the wire contact ring 30. DETAILED DESCRIPTION

[0041] The preferred embodiments of the present application will be described in detail below with reference to the accompanying drawings. It should be understood that the preferred embodiments are only for illustrating the present application, and are not intended to limit the protection scope of the present application.

[0042] As shown in the drawings, Figures 1-17 The intermediate bunker body 1, the feeding pipe 2, the sample inlet and outlet 3, the layered sampler 4, the upper fixed sleeve 5, the lower outlet 6, the lower feeding pipe 7, the sleeve 8, the feeding inlet 9, the bearing 10, the gear sleeve 11, the first driving gear 12, the first driving motor 13, the arc-shaped filling plate 14, the isolation cage 15, the lead screw 16, the second driving motor 17, the guide pipe 19, the rotating disc 20, the gear tooth 21, the third driving gear 22, the third driving motor 23, the controller 24, the LED display lamp 25, the first contact 26, the second contact 27, the conductor sheet 28, the connecting rod 29, and the wire contact ring 30. The intermediate bunker body 1 is located on a high-rise building and is used for temporarily storing materials; The feeding pipe 2 is located on one side of the intermediate bunker body 1, and the length of the upper part of the feeding pipe 2 is consistent with the length of the intermediate bunker body 1. The sample inlet and outlet 3 is arranged on the side wall of the feeding pipe 2 from the upper side to the bottom of the feeding pipe 2. The closure device of the sample inlet and outlet 3 is arranged on the intermediate bunker body 1; The layered sampler 4 is a plurality of samplers, which are distributed in the feeding pipe 2. The layered sampler 4 is used to take material samples at different depths. The feeding device of the layered sampler 4 is arranged in the feeding pipe 2; The upper fixed sleeve 5 is sleeved on the upper part of the feeding pipe 2. The lower outlet 6 is arranged on the lower part of the side wall of the upper fixed sleeve 5. The lower outlet 6 is in communication with the lower feeding pipe 7. The lower feeding pipe 7 is connected to the bottom of the high-rise building. The sampling bag is movably connected to the lower end of the lower feeding pipe 7; The layered feeding device is controlled after the layered sampler 4 corresponding to the sampling layer is lifted to the lower outlet 6; The sampler position display device is used to prompt that the layered sampler 4 is lifted to the lower outlet 6; The controller 24 is located at the lower end of the discharging pipe 7, and is used to control the closing device, the feeding device and the layering discharging device. With such a structure, the feeding pipe 2 is arranged on the side wall of the intermediate silo body 1, and the sample at a fixed depth can be taken through the layering sampler 4 in the feeding pipe 2, then the layering sampler 4 can be lifted through the feeding device, before lifting, the sample inlet and outlet 3 of the feeding pipe 2 is closed through the closing device, and then lifting is carried out, so as to avoid that the sample falls out or other materials enter the layering sampler 4 during lifting, when the layering sampler 4 corresponding to the sampling depth needs to be lifted to the upper fixed sleeve 5, the layering discharging device is controlled to discharge through the controller 24, and during lifting of the layering sampler 4, the layering sampler 4 which reaches the discharging pipe 7 can be prompted through the sampler position display device.

[0043] Further, the closing device comprises a fixed sleeve 8 arranged in the intermediate silo body 1, the sleeve 8 is sleeved on the feeding pipe 2, the sleeve 8 is provided with a feeding port 9 which is in communication with the sample inlet and outlet 3, bearings 10 are arranged between the sleeve 8 and the feeding pipe 2, a gear sleeve 11 is arranged at the upper end of the feeding pipe 2, the gear sleeve 11 is in meshing connection with a first driving gear 12, and the first driving gear 12 is connected with a first driving motor 13 which can control the rotation of the gear sleeve 11 by a certain angle. With such a structure, when the feeding port 9 is aligned with the sample inlet and outlet 3, materials can enter the feeding pipe 2 and then enter each layering sampler 4, when sampling is needed, the feeding pipe 2 is rotated through the first driving motor 13, so that the sample inlet and outlet 3 of the feeding pipe 2 is misaligned with the feeding port 9 of the sleeve 8, so as to achieve the effect of closing the sample inlet and outlet 3, avoid that the sample falls off or different layer depth materials are mixed in during lifting of the layering sampler 4, and cause inaccurate sampling, at the same time, when the layering sampler 4 of the sample needs to be lifted to the discharging port 6, the feeding pipe 2 is rotated through the first driving motor 13, so that the sample inlet and outlet 3 is overlapped with the discharging port 6, so that subsequent discharging can be carried out, and the bearings are beneficial to rotation of the feeding pipe 2.

[0044] Further, the feeding pipe 2 is rotated by 90 degrees and misaligned with the feeding port 9 of the sleeve 8, and the feeding pipe 2 is rotated by 180 degrees, and the sample inlet is overlapped with the discharging port 6, as shown in the drawing, such a structure can ensure that the sample does not fall off during lifting, and can also ensure that different layer depth materials are not mixed into the feeding pipe 2. Figures 13-15

[0045] Further, the gap between the sleeve 8 and the feeding pipe 2 is provided with an arc-shaped filling plate 14, such a structure can avoid that the sample in the feeding pipe 2 falls out after the feeding pipe 2 is rotated, and enters the gap between the feeding pipe 2 and the sleeve 8, and affects subsequent rotation of the feeding pipe 2.

[0046] ​Further, the sleeve 8 is provided with an isolation cage 15, and the isolation cage 15 is provided with feeding through holes. Through the isolation cage 15, the material in the intermediate bin body 1 can be prevented from extruding the sleeve 8 and the feeding pipe 2, so that the failure rate is reduced and the service life is prolonged.

[0047] Further, the feeding device comprises a lead screw 16 arranged in the feeding pipe 2, a second driving motor 17 arranged at the upper end of the lead screw 16, and the layered sampler 4 is a sliding block arranged on the lead screw 16. A conduit 19 connected to the sliding block is arranged on the second driving motor 17. Through the second driving motor 17, the rotation of the lead screw 16 is driven, so that the sliding block is lifted. During the lifting of the sliding block, the collected sample is lifted. Through the arrangement of multiple sliding blocks, layered sampling can be realized, and the sample on each sliding block corresponds to the material at different depths.

[0048] Further, the layered discharging device comprises a rotating disc 20 arranged on the upper side of the upper fixed sleeve 5, and the second driving motor 17 and the conduit 19 are arranged on the rotating disc 20. The rotating disc 20 is provided with a gear tooth 21 on the side wall, and the gear tooth 21 is connected with a third driving gear 22 arranged outside the upper fixed sleeve 5. The third driving gear 22 is connected with a third driving motor 23. When the required sample reaches the discharging port 6, the rotating disc 20 is driven by the third driving motor 23 to rotate the second driving motor 17, the lead screw 16, the conduit 19 and the sliding block as a whole, so that a centrifugal force is generated. Under the action of the centrifugal force, the sample is thrown out from the discharging port 6, so that the sampling is completed through the discharging pipe 7.

[0049] Further, the sampler position display device comprises an LED display lamp 25 arranged at the controller 24. The conduit 19 is provided with a wire connected with a power supply. The wire arranged at the discharging port 6 is provided with a first contact 26 and a second contact 27. The sliding block is provided with a conductor sheet 28 connecting the first contact 26 and the second contact 27. When the sliding block slides to the discharging port 6, the conductor sheet 28 is connected with the first contact 26 and the second contact 27, so that the circuit is realized, and the LED display lamp 25 is bright. When the conductor sheet 28 on each sliding block passes through the first contact 26 and the second contact 27, the LED display lamp 25 is bright once. Through the calculation of the interval of the sliding block on the lead screw 16, the required sampling depth is located at which sliding block. Through the number of times that the LED display lamp 25 is bright, the sliding block from which the sample is required is determined. In order to improve the control effect, the second driving motor 17 is a low-speed motor.

[0050] Further, the anti-wire winding device is arranged on the rotating disc 20, the anti-wire winding device comprises a connecting rod 29 arranged on the upper end of the upper fixed sleeve 5, a wire contact ring 30 arranged on the upper end of the connecting rod 29, the zero wire and the live wire end of the wire are respectively movably connected with the wire contact ring 30, the conductor sheet 28, the first contact 26, the second contact 27, the contact ring, the power supply and the LED display lamp 25 form a loop, in order to avoid the wire winding when the rotating disc 20 rotates, therefore, the wire winding problem can be solved through the wire contact ring 30 of the anti-wire winding device. The wire contact ring 30 is a circular ring, two annular grooves are arranged on the lower part of the circular ring, the zero wire and the live wire end of the wire are provided with conductive blocks, the conductive blocks are limited in the annular grooves through the conductive circular cover plate, the circular cover plate is movably connected with the wire contact ring 30 through the screw, and the circular cover plate is connected with the wire.

[0051] When sampling is needed, the first driving motor 13 is controlled to rotate by the controller 24, so that the gear sleeve 11 rotates by 90 degrees, the sample inlet and outlet 3 on the feeding pipe 2 and the feeding port 9 on the sleeve 8 are staggered with each other, then the second driving motor 17 is controlled to rotate, in the rotating process of the second driving motor 17, the layering sampler 4, that is, the slider on the lead screw 16, moves upwards, realizes feeding, through the distance arranged between the sliders and the LED display lamp 25 of the sampler position display device, it can be determined that the sample is taken in which layering sampler 4, when the LED display lamp 25 is bright for the first time, the rotation of the second driving motor 17 is stopped, then the first driving motor 13 is rotated again, so that the gear sleeve 11 rotates by 90 degrees, that is, 180 degrees, so that the sample inlet and outlet 3 of the feeding pipe 2 correspond to the discharging port 6 of the upper fixed sleeve 5, then the third driving motor 23 is rotated to rotate the rotating disc 20, under the overall rotation of the rotating disc 20, the second driving motor 17, the lead screw 16, the guide pipe 19 and the slider, the sample is subjected to centrifugal motion, so that the sample is thrown out of the discharging port 6, and the sampling is completed through the sampling bag at the lower end of the discharging pipe 7. After sampling, the controller 24 is reversely operated to reset the equipment for the next sampling.

[0052] The above is only a preferred embodiment of the present application, and is not limited to any form of the present application. Any simple modification, equivalent change and modification made on the basis of the technical essence of the present application without departing from the technical solution of the present application, all still belong to the scope of the technical solution of the present application.

Claims

1. A sampling device for intermediate storage silos of coal gas ash, characterized in that it The utility model relates to a kind of high-rise building material sampling device, including: Intermediate bunker body (1), the intermediate bunker body (1) is located on high-rise building, for temporary storage material; Feeding pipe (2), the feeding pipe (2) is located intermediate bunker body (1) one side and feeding pipe (2) middle upper portion length is consistent with the length of intermediate bunker body (1), and feeding pipe (2) side wall is equipped with by feeding pipe (2) upper side to bottom of sample inlet and outlet (3), and the closure device of sample inlet and outlet (3) is equipped on intermediate bunker body (1); Layered sampler (4), the layered sampler (4) is multiple, and is distributed in feeding pipe (2), and different depth material sample is taken by layered sampler (4), and feeding device is equipped in feeding pipe (2) with layered sampler (4); Upper fixed sleeve (5), the upper fixed sleeve (5) is sleeved on the upper portion of feeding pipe (2), and the lower outlet (6) is equipped in the lower portion side wall of upper fixed sleeve (5), and the lower outlet (6) is communicated with lower discharge pipe (7), and the lower discharge pipe (7) is connected to high-rise building bottom, and sampling bag is movably connected to the low end of lower discharge pipe (7); Layering and discharging device, after the layered sampler (4) corresponding to the layering of the sample to be taken is lifted to the lower outlet (6), control discharging; Sampler position display device, the sampler position display device is used to prompt the layered sampler (4) to be lifted to the lower outlet (6); Controller (24), the controller (24) is located in the lower end of lower discharge pipe (7), for controlling the closure device, feeding device and layering and discharging device.

2. The coal gas ash surge bin sampling device of claim 1, wherein, The closure device includes fixed sleeve (8) equipped in intermediate bunker body (1), the fixed sleeve (8) is sleeved on feeding pipe (2), and inlet (9) is equipped on fixed sleeve (8) and communicated with sample inlet and outlet (3), bearing (10) is distributed between fixed sleeve (8) and feeding pipe (2), gear sleeve (11) is equipped on the upper end of feeding pipe (2), gear sleeve (11) is engaged with first drive gear (12), and the first drive gear (12) is connected with first drive motor (13) that can control gear sleeve (11) rotation certain angle.

3. The coal gas ash surge bin sampling device of claim 2, wherein, The fixed shaft rotation of feeding pipe (2) is 90 degrees, and the inlet (9) of fixed sleeve (8) is staggered, and the fixed shaft rotation of feeding pipe (2) is 180 degrees, and sample inlet is coincided with the lower outlet (6).

4. The coal gas ash surge bin sampling device of claim 3, wherein, The gap between fixed sleeve (8) and feeding pipe (2) is equipped with arc filling plate (14).

5. The apparatus of claim 4, wherein, The outside of fixed sleeve (8) is equipped with isolation cage (15), and through hole for feeding is distributed on isolation cage (15).

6. The coal gas ash surge bin sampling device of claim 1, wherein, The feeding device includes screw rod (16) equipped in feeding pipe (2), second drive motor (17) equipped on the upper end of screw rod (16), the layered sampler (4) is sliding block equipped on the distribution of screw rod (16), and conduit (19) with sliding block is hung downward on second drive motor (17).

7. The coal gas ash surge bin sampling device of claim 1, wherein, The layering and discharging device comprises a rotating disc (20) arranged on the upper side of the upper fixed sleeve (5), the second driving motor (17) and the conduit (19) are arranged on the rotating disc (20), a gear (21) is arranged on the side wall of the rotating disc (20), the gear (21) is connected with a third driving gear (22) arranged on the outer side of the upper fixed sleeve (5), and the third driving gear (22) is connected with a third driving motor (23).

8. The coal gas ash surge bin sampling device of claim 6, wherein, The sampler position display device comprises an LED display lamp (25) arranged at the controller (24), a wire connected with a power supply is arranged in the conduit (19), a first contact (26) and a second contact (27) are arranged on the wire at the discharging port (6), a conductor sheet (28) connecting the first contact (26) and the second contact (27) is arranged on the sliding block (7), when the sliding block (7) slides to the discharging port (6), the conductor sheet (28) is connected with the first contact (26) and the second contact (27), a channel is realized, and the LED display lamp (25) is lighted.

9. The coal gas ash surge bin sampling device of claim 8, wherein, A wire winding prevention device is arranged on the rotating disc (20), the wire winding prevention device comprises a connecting rod (29) arranged on the upper end of the upper fixed sleeve (5), a wire contact ring (30) is arranged on the upper end of the connecting rod (29), the zero wire and the live wire of the wire are respectively movably connected with the wire contact ring (30), and the conductor sheet (28), the first contact (26), the second contact (27), the contact ring, the power supply and the LED display lamp (25) form a loop.

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