CN219142251U

CN219142251U - Automatic sampler for coal

Info

Publication number: CN219142251U
Application number: CN202223178447.7U
Authority: CN
Inventors: 孙金海
Original assignee: Xingtai Jinfeng Machinery Manufacturing Co ltd
Current assignee: Xingtai Jinfeng Machinery Manufacturing Co ltd
Priority date: 2022-11-25
Filing date: 2022-11-25
Publication date: 2023-06-06
Anticipated expiration: 2032-11-25

Abstract

The utility model provides an automatic coal sampler which comprises a mounting frame, a sliding frame, a receiving bin, a driving unit and a pushing unit. According to the automatic coal sampler provided by the utility model, the pushing unit is controlled to drive the sliding frame to move, so that the receiving bin is positioned below the discharge end of the conveying belt, coal conveyed by the conveying belt is collected, the sliding frame is retracted by the pushing unit after collection is completed, the driving unit is started again to enable the receiving bin to overturn on the sliding frame, and the blanking port on the receiving bin is positioned at the bottom of the receiving bin, so that materials in the receiving bin are discharged from the receiving bin, and the discharged coal is collected. When collecting the sampling, can carry out the sample of whole width direction on the conveyer belt, can fully reflect the sample of this conveying section coal, improve the accuracy to coal detection, can reduce operating personnel's intensity of labour simultaneously.

Description

Automatic sampler for coal

Technical Field

The utility model belongs to the technical field of coal sampling, and particularly relates to an automatic coal sampler.

Background

Coal coking is also called high-temperature carbonization, coal is used as a raw material, the raw material is heated to about 950 ℃ under the condition of air isolation, coke is produced through high-temperature carbonization, coal gas and coal tar are obtained at the same time, and other chemical products are recovered. The operation process is complex, and in the sampling process, only the local position in the width direction of the small conveying belt can be adopted, and the materials on the whole cross section of the conveying belt cannot be sampled, so that the accuracy of the later sampling result is lower.

Disclosure of Invention

The embodiment of the utility model provides an automatic coal sampler, which aims to solve the problems that in the prior art, the sampling operation wastes manpower in the coal coking process and the sampling influences the detection precision.

In order to achieve the above purpose, the utility model adopts the following technical scheme: provided is an automatic coal sampler including:

the mounting frame is fixed below the conveying belt;

the sliding frame is arranged on the mounting frame in a sliding manner along the conveying direction of the conveying belt;

the length direction of the receiving bin is arranged along the width direction of the conveying belt, the receiving bin is hinged to the sliding frame, a blanking port for discharging coal is formed in one end of the receiving bin, and the axis of a hinge shaft between the receiving bin and the sliding frame is arranged along the horizontal direction and perpendicular to the length direction of the receiving bin;

the driving unit is arranged between the receiving bin and the sliding frame and used for driving the receiving bin to rotate on the sliding frame;

the pushing unit is arranged on the sliding frame and the mounting frame support and is used for pushing the sliding frame to slide on the mounting frame.

In one possible implementation, a carrier vehicle is further arranged below the mounting frame, and the carrier vehicle is used for receiving materials inside the receiving bin.

In one possible implementation manner, a guide cylinder arranged along the vertical direction is fixedly arranged on one side of the mounting frame, the blanking port is positioned above the guide cylinder when the receiving bin is used for discharging, and the transport vehicle is positioned below the guide cylinder.

In one possible implementation, the inner diameter of the top of the guide cylinder is greater than the inner diameter of the bottom of the guide cylinder.

In one possible implementation, the driving unit includes:

the driving shaft is fixedly connected with the receiving bin and is rotatably arranged on the sliding frame;

the driving end of the driving piece is in transmission connection with the driving shaft and is used for driving the driving shaft to rotate on the sliding frame.

In one possible implementation manner, the sliding frame is further fixedly provided with a mounting block, the mounting block is provided with a mounting groove for mounting the receiving bin, and the inner wall of the mounting groove is arranged in a matching manner with the outer side wall of the receiving bin.

In one possible implementation, the pushing unit includes:

the fixed plate is fixedly arranged on the sliding frame;

the pushing piece is fixedly arranged on the mounting frame, and the driving end of the pushing piece is fixedly connected with the fixing plate.

In one possible implementation manner, the cross section of the receiving bin along the direction perpendicular to the length direction of the receiving bin is of an arc-shaped structure.

Compared with the prior art, the scheme that this application embodiment shows is provided with the mounting bracket through the conveyer belt below at transportation coal to the mounting bracket is located the discharge end department of conveyer belt. A sliding frame is arranged on the mounting frame in a sliding way. The sliding frame is provided with a receiving bin. The receiving bin is hinged on the sliding frame. And connect the length direction of feed bin to set up along the width direction of conveyer belt, consequently can all fall into the feed bin inside with the whole material of following conveyer belt width direction on the conveyer belt when connecing the material. This application is when using, drives the carriage through control pushing unit and removes, makes connect the below that the feed bin is located the conveyer belt discharge end, collects the coal that the conveyer belt carried, and rethread pushing unit withdraws the carriage after collecting, and restart drive unit makes and connects the feed bin upset on the carriage, makes the blanking mouth that connects on the feed bin be located the bottom that connects the feed bin to make and connect the material in the feed bin to discharge in the feed bin from connecing the feed bin, and collect the exhaust coal. When collecting the sampling, can take a sample by whole width direction on the conveyer belt, can fully reflect the sample of this conveying section coal, improve the accuracy to coal detection.

Drawings

FIG. 1 is a schematic diagram of a coal automatic sampler according to an embodiment of the present utility model;

fig. 2 is a schematic structural diagram II of an automatic coal sampler according to an embodiment of the present utility model;

FIG. 3 is a view in the direction A of FIG. 1;

fig. 4 is a schematic structural diagram of a driving unit according to an embodiment of the present utility model.

Reference numerals illustrate:

1. a conveyor belt; 2. a mounting frame; 3. a carriage; 31. a mounting block; 4. receiving a storage bin; 41. a vibration motor; 5. a driving unit; 51. a drive shaft; 52. a driving member; 6. a pushing unit; 61. a fixing plate; 62. a pushing member; 7. a transport vehicle; 71. receiving a charging basket; 8. and a guide cylinder.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Referring to fig. 1, 2 and 3, an automatic coal sampler provided by the utility model will now be described. The automatic coal sampler comprises a mounting frame 2, a sliding frame 3, a receiving bin 4, a driving unit 5 and a pushing unit 6. The mounting frame 2 is fixed below the conveyor belt 1; the sliding frame 3 is arranged on the mounting frame 2 in a sliding manner along the conveying direction of the conveying belt 1; the length direction of the receiving bin 4 is arranged along the width direction of the conveying belt 1, the receiving bin 4 is hinged on the sliding frame 3, a blanking port for discharging coal is arranged at one end of the receiving bin 4, and the axis of the hinge shaft between the receiving bin 4 and the sliding frame 3 is arranged along the horizontal direction and perpendicular to the length direction of the receiving bin 4; the driving unit 5 is arranged between the receiving bin 4 and the sliding frame 3 and is used for driving the receiving bin 4 to rotate on the sliding frame 3; the pushing unit 6 is arranged on the bracket of the sliding frame 3 and the mounting frame 2 and is used for pushing the sliding frame 3 to slide on the mounting frame 2.

Compared with the prior art, the automatic coal sampler provided by the embodiment is provided with the mounting frame 2 below the conveying belt 1 for conveying coal, and the mounting frame 2 is positioned at the discharge end of the conveying belt 1. A carriage 3 is slidably provided on the mounting frame 2. The sliding frame 3 is provided with a receiving bin 4. The receiving bin 4 is hinged on the sliding frame 3. And connect the length direction of feed bin 4 to set up along the width direction of conveyer belt 1, consequently can all fall into on conveyer belt 1 along conveyer belt 1 width direction's whole material and connect inside feed bin 4 when connecing the material. This application is when using, drive carriage 3 through control pushing unit 6 and remove, make connect feed bin 4 to be located the below of conveyer belt 1 discharge end, collect the coal that conveyer belt 1 carried, rethread pushing unit 6 is with carriage 3 withdraw after collecting, restart drive unit 5 makes connect feed bin 4 upset on carriage 3, make the blanking mouth that connects on feed bin 4 be located the bottom that connects feed bin 4, thereby make the material that connects in feed bin 4 follow and connect in feed bin 4 to collect the exhaust coal. When collecting the sampling, can take a sample by whole width direction on the conveyer belt, can fully reflect the sample of this conveying section coal, improve the accuracy to coal detection.

Specifically, in the present embodiment, the conveyor belt 1 is a small conveyor belt for conveying coal to the total conveyor belt, so that the coal conveyed onto the total conveyor belt at each position can be sampled.

In some embodiments, the automatic coal sampler may adopt a structure as shown in fig. 2 and 3. Referring to fig. 2, a carrier 7 is further disposed below the mounting frame 2, and the carrier 7 is configured to receive the material inside the receiving bin 4. One side at mounting bracket 2 is provided with the transport vechicle 7 that is used for splendid attire to detect the sample, and transport vechicle 7 is located the below that connects feed bin 4, in this embodiment, when pushing unit 6 is pushing carriage 3 to withdraw to the working position from the below of conveyer belt 1, transport vechicle 7 is located the below that connects feed bin 4 blanking mouth, when driving unit 5 drive connects feed bin 4 rotation, is located the inside coal sample that connects feed bin 4 and slides out from the blanking mouth that connects feed bin 4 and fall onto transport vechicle 7. And the collection of the detection sample is convenient.

Specifically, in this embodiment, install the motor that is used for driving transport vechicle 7 walking on transport vechicle 7, the drive end and the walking wheel transmission of transport vechicle 7 of motor are connected to motor electric connection has the controller, and controller electric connection has the inductor, and when transport vechicle 7 moved to the blanking mouth below that connects feed bin 4, the inductor can sense the position of transport vechicle 7, sends signal to controller, and controller control motor stop operating condition.

In some embodiments, the above-mentioned transport vehicle 7 may adopt a structure as shown in fig. 2. Referring to fig. 2, the carriage 7 is detachably provided with a receiving bowl 71 for receiving the material. The material receiving barrel 71 is detachably arranged on the transport vehicle 7, after a sample is collected, the material receiving barrel 71 is moved out of the lower part of the blanking port through the transport vehicle 7, and the new material receiving barrel 71 is replaced to carry out second-round sampling again, so that continuous sampling work can be completed.

In some embodiments, the mounting frame 2 may have a structure as shown in fig. 2 and 3. Referring to fig. 2 and 3, a guide cylinder 8 is fixedly mounted on one side of the mounting frame 2 along the vertical direction, and when the receiving bin 4 is used for discharging, the blanking port is positioned above the guide cylinder 8, and the transport vehicle 7 is positioned below the guide cylinder 8. The feed inlet of the guide cylinder 8 is positioned below the blanking port on the receiving bin 4. When receiving feed bin 4 to unload, coal falls into guide cylinder 8 from the blanking mouth that connects feed bin 4 to through guide cylinder 8 fall into the material receiving bucket 71 on the transport vechicle 7 inside, can effectively guarantee that coal can accurately fall into material receiving bucket 71.

In some embodiments, the guide cylinder 8 may have a structure as shown in fig. 2. Referring to fig. 2, the inside diameter of the top of the guide cylinder 8 is larger than the inside diameter of the bottom of the guide cylinder 8. The guide cylinder 8 comprises an upper section and a lower section in the vertical direction, wherein the upper section and the lower section are mutually communicated, and the inner diameter of the upper section is larger than that of the lower section. On the one hand, the receiving area at the top of the guide cylinder 8 can be increased, and meanwhile, the blanking area at the bottom of the guide cylinder 8 can be reduced. Can effectively prevent coal from being sprinkled outside in the discharging process.

In some embodiments, the driving unit 5 may have a structure as shown in fig. 3 and 4. Referring to fig. 3 and 4 together, the driving unit 5 includes a driving shaft 51 and a driving member 52. The driving shaft 51 is fixedly connected with the receiving bin 4, and the driving shaft 51 is rotatably arranged on the sliding frame 3; the driving end of the driving element 52 is in transmission connection with the driving shaft 51 for driving the driving shaft 51 to rotate on the carriage 3. The driving member 52 is a driving motor, and is fixedly mounted on the carriage 3. The support plate for mounting the driving shaft 51 is arranged on the sliding frame 3, the driving shaft 51 is rotatably arranged on the drive plate and fixedly connected with the receiving bin 4, and the driving shaft 51 is positioned at one end of the receiving bin 4 close to the blanking port. And a gearbox is further arranged between the cutter and the driving shaft 51, so that the material receiving bin 4 can be guaranteed to be overturned slowly.

Optionally, in this embodiment, the vibration motor 41 or the pneumatic vibrator is fixedly installed on the receiving bin 4, and can drive the receiving bin 4 to vibrate during discharging, so that the coal in the receiving bin 4 can be more effectively ensured to slide out from the blanking port of the receiving bin 4.

Optionally, in this embodiment, the driving member 52 is electrically connected to the controller, and the working time of the driving member 52 is controlled by PLC programming, so that the rotation angle of the receiving bin 4 can be controlled.

In some embodiments, the sliding frame 3 may have a structure as shown in fig. 1 and 3. Referring to fig. 1 and 3, the sliding frame 3 is fixedly provided with a mounting block 31, the mounting block 31 is provided with a mounting groove for mounting the material receiving bin 4, and the inner wall of the mounting groove is arranged in a matching manner with the outer side wall of the material receiving bin 4. One end of the receiving bin 4 is hinged to the sliding frame 3, and when the receiving bin 4 is in a horizontal state, the other end of the receiving bin 4 is lapped inside the mounting groove. The supporting force of the butt joint stock bin 4 can be improved.

Specifically, in the present embodiment, two spaced and parallel slide rails are provided on the mounting frame 2. The carriage 3 includes a cross member spanning between the two rails, and the mounting block 31 is mounted on the cross member.

Specifically, in the present embodiment, the mounting blocks 31 are arranged at intervals along the longitudinal direction of the receiving hopper with the drive shaft 51.

In some embodiments, the pushing unit 6 may have a structure as shown in fig. 1 and 3. Referring to fig. 1 and 3 together, the pushing unit 6 includes a fixed plate 61 and a pushing member 62. The fixed plate 61 is fixedly mounted on the carriage 3; the pushing piece 62 is fixedly arranged on the mounting frame 2, and the driving end of the pushing piece 62 is fixedly connected with the fixing plate 61. The pushing members 62 are air cylinders, and the number of pushing members 62 is two. The carriage 3 is driven to slide on the mounting frame 2 by controlling the operation state of the pushing member 62. When the pusher 62 is in the ejection state, the carriage 3 moves in a direction approaching the conveyor belt 1, and the stock bin 4 is positioned at the blanking end of the conveyor belt 1, and stock is taken. When the pushing piece 62 is in the retracted state, the blanking port of the receiving bin 4 is located above the guide cylinder 8, so that the receiving and discharging operations of the receiving bin 4 are realized.

Specifically, in this embodiment, the pushing member 62 is further electrically connected to a controller, and the ejection time of the pushing member 62 is controlled by programming, so that the residence time of the receiving bin 4 below the conveyor belt 1 can be controlled, thereby controlling the receiving amount of each receiving. And be provided with the inductor that is used for responding to carriage 3 position on mounting bracket 2, the inductor is used for when carriage 3 drives and connects feed bin 4 to remove to the top of guide cylinder 8, senses the position of carriage 3 and sends the signal to the controller, and the operation of unloading is realized in the rotation of the drive unit 5 start of controller control and drive connect feed bin 4.

In some embodiments, the receiving bin 4 may have a structure as shown in fig. 1. Referring to fig. 1, the cross section of the receiving bin 4 along the horizontal direction and perpendicular to the length direction of the receiving bin 4 is of an arc-shaped structure. Connect feed bin 4 to adopt the pipe cutting to form, be convenient for connect the processing of feed bin 4, save processing cost to circular arc structure can make coal more easily follow and connect the inside roll-off of feed bin 4.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. An automatic coal sampler comprising:

the mounting frame is fixed below the conveying belt;

2. The automatic coal sampler of claim 1, wherein a carrier vehicle is further arranged below the mounting frame, and the carrier vehicle is used for receiving materials in the receiving bin.

3. The automatic coal sampler of claim 2, wherein a receiving barrel for holding materials is detachable from the transport vehicle.

4. The automatic coal sampler of claim 2, wherein a guide cylinder arranged along the vertical direction is fixedly arranged on one side of the mounting frame, the blanking port is positioned above the guide cylinder when the receiving bin is used for discharging, and the transport vehicle is positioned below the guide cylinder.

5. The automated coal sampler of claim 4, wherein the inner diameter of the top of the guide cylinder is greater than the inner diameter of the bottom of the guide cylinder.

6. The automatic coal sampler of claim 1, wherein the drive unit comprises:

7. The automatic coal sampler of claim 1, wherein the sliding frame is fixedly provided with a mounting block, the mounting block is provided with a mounting groove for mounting the receiving bin, and the inner wall of the mounting groove is arranged in a matching way with the outer side wall of the receiving bin.

8. The automatic coal sampler of claim 1, wherein the pushing unit comprises:

the fixed plate is fixedly arranged on the sliding frame;

9. The automatic coal sampler of claim 1, wherein the cross section of the receiving bin along the direction perpendicular to the length direction of the receiving bin is of an arc structure.