阅读说明：本技术 一种二自由度密封卸料装置 (A kind of two degrees of freedom sealing device for discharging ) 是由 杨松科 樊碧波 于 2019-09-05 设计创作，主要内容包括：本发明提供一种二自由度密封卸料装置,包括第一传送带、第二传送带；传送带防尘罩位于所述第一传送带和所述第二传送带的外侧,与所述第一传送带和所述第二传送带固定连接；驱动机构,以用于驱动所述传送带防尘罩沿预定路径前后移动；升降机构,以用于驱动所述第二传送带绕所述第一铰链在竖直方向上上下移动。本发明通过根据货车或者卸料点所在位置对卸料皮带机卸料点进行水平、上下两个方向的调节,能够极大幅度地降低装料卸料过程中造成的扬尘污染。(The present invention provides a kind of two degrees of freedom sealing device for discharging, including the first conveyer belt, the second conveyer belt；Conveyer belt dust cover is located at the outside of first conveyer belt and second conveyer belt, is fixedly connected with first conveyer belt and second conveyer belt；Driving mechanism, for driving the conveyer belt dust cover to be moved forward and backward along predefined paths；Elevating mechanism, for driving second conveyer belt to move up and down in the vertical direction around the first axle.The present invention can very significantly reduce dust pollution caused by charging discharge process by the adjusting according to lorry or emptying point position to horizontal, the upper and lower both direction of discharging belt feeder emptying point progress.)

1. a kind of two degrees of freedom seals device for discharging characterized by comprising

First conveyer belt, the second conveyer belt, first conveyer belt include first end and the second end opposite with the first end, Second conveyer belt includes first end and the second end opposite with the first end, the second end of first conveyer belt and institute It states the first end of the second conveyer belt to connect by first axle, first conveyer belt and the second conveyer belt are used for material from institute The first end for stating the first conveyer belt is sent to the second end of the second conveyer belt；

Conveyer belt dust cover, the conveyer belt dust cover are located at the outside of first conveyer belt and second conveyer belt, and And be fixedly connected with first conveyer belt and second conveyer belt, the conveyer belt dust cover include first end and with it is described The first end of the opposite second end of first end, the conveyer belt dust cover is located at the first end of first transmission belt, described The second end of conveyer belt dust cover is located at the second end of second transmission belt；

Driving mechanism, the driving mechanism are connect with the conveyer belt dust cover, for driving conveyer belt dust cover edge Predefined paths are moved forward and backward；

Elevating mechanism, the elevating mechanism and second conveyer belt and the first transmission band connection, with described for driving Second conveyer belt moves up and down in the vertical direction around the first axle.

2. two degrees of freedom as described in claim 1 seals device for discharging, which is characterized in that it further comprise mounting rack, it is described Mounting rack includes base portion, support portion and suspension part:

The base portion is located at the mounting rack bottom, for making the mounting rack and ground face contact；

The support portion is fixedly connected with the base portion and the suspension part, for the suspension part to be supported in the base portion On；

First track is formed on the suspension part, and the dust cover is slidably mounted on first track, so that described Conveyer belt dust cover can be moved forward and backward along first track relative to the mounting rack.

3. two degrees of freedom as claimed in claim 2 seals device for discharging, which is characterized in that the suspension part further comprises hanging Drop in beam, the hanging beam are formed down vertical stretch from the suspension part, and first track is formed in described extend vertically In portion；The sliding part with first track cooperation is formed on the dust cover, so that described in driving mechanism driving When the first conveyer belt, the dust cover is driven to be moved forward and backward along first track relative to the mounting rack.

4. two degrees of freedom as claimed in claim 3 seals device for discharging, which is characterized in that the driving mechanism is further wrapped It includes:

Decelerating motor, the decelerating motor are rotatably installed in first conveyer belt；

The center of driving wheel, the driving wheel rotation is fixedly installed on the output shaft of the decelerating motor；

Driven wheel, the driven wheel is rotatably installed in first conveyer belt, and is sequentially connected with the driving wheel, is used for Receive the rotary force from the driving wheel；

First traveling wheel, the second traveling wheel and transmission shaft, the transmission shaft pass through the driven wheel rotation center, and with it is described Driven wheel is fixedly connected；

The transmission shaft includes first end and the second end opposite with the first end, and first traveling wheel is fixedly connected on institute State the first end of transmission shaft, second traveling wheel is fixedly connected on the second end of the transmission shaft, first traveling wheel and Second traveling wheel can cooperate with the trapped orbit on the mounting rack, and the trapped orbit on the mounting rack is moved forward and backward.

5. two degrees of freedom as described in claim 1 seals device for discharging, which is characterized in that the elevating mechanism further wraps It includes:

Flexible push-pull device at fixed, the flexible push-pull device at fixed includes first end, and the second end opposite with the first end, described The first end of flexible push-pull device at fixed is connect with first conveyer belt by second hinge, the second end of the flexible push-pull device at fixed It is hinged by third hinge with second conveyer belt.

6. two degrees of freedom as claimed in claim 3 seals device for discharging, which is characterized in that be provided with rolling on first track Wheel, the sliding part are moved forward and backward along first track relative to the mounting rack by the idler wheel.

7. two degrees of freedom as described in claim 1 seals device for discharging, which is characterized in that at the second end of conveyer belt dust cover It is provided with sliding hopper, the sliding hopper can be mobile relative to the dust cover second end, for ensuring at discharge port Emptying point be in sealing state.

8. two degrees of freedom as claimed in claim 7 seals device for discharging, which is characterized in that the second of the conveyer belt dust cover End is external to be equipped with outer baffle, Internal baffle is equipped with inside the sliding hopper, it is anti-that the sliding hopper is socketed on the conveyer belt The outside of dust hood second end, and Internal baffle is located at the top of outer baffle.

9. two degrees of freedom a method as claimed in any one of claims 1-8 seals device for discharging, which is characterized in that including central control system and The sensor module and material state identification module connecting with the central control system, the sensor module are located at the conveyer belt The first end of dust cover, for identification the length, width and height information of loading vehicles；The material state identification module is located at the transmission Between first end and second end with dust cover, the materials in carriage state of loading vehicles for identification.

10. two degrees of freedom a method as claimed in any one of claims 1-8 seals device for discharging, which is characterized in that the conveyer belt is dust-proof Cover includes the first dust cover and the second dust cover；First dust cover includes first end and opposite with the first end second End, second dust cover includes first end and the second end opposite with the first end, the second end of first dust cover It is hinged by second hinge with the first end of second dust cover, and the second end of first dust cover is prevented with described second The first end of dust hood keeps being tightly connected.

Technical field

The invention belongs to stock ground discharging fields, and in particular to a kind of two degrees of freedom sealing device for discharging.

Background technique

Crushed product is widely used in metallurgy, building, coal, builds the road, the industries such as chemical industry, plays in industrial processes Important role can be divided into variable grain size according to product purpose, generally require repeatedly to carry out entrucking transhipment in transportational process.

Traditional entrucking mode has the manual entrucking of loading machine, belt feeder entrucking, batch can blowing formula entrucking, and loading machine entrucking needs It gradually to dig, entrucking after then moving, inefficiency, fugitive dust is more；The operating of mining site ore relatively mostly uses belt feeder to transport at present, By belt feeder by Ore Transportation to transport vehicle, and current belt feeder is mostly fixed structure, and lorry entrucking needs repeatedly to adjust Lorry could be directed at the discharging end of belt by self-contained truck position, adjust back and forth very time-consuming, blanking height difference is big, and entrucking fugitive dust is big； Pot type feed bin orlop blowing also needs repeatedly to adjust entrucking position, and pot type feed bin holding capacity of bin at high cost is smaller, in conclusion Existing loading system entrucking low efficiency, fugitive dust are big.

Application No. is 201520787028.4 patents to disclose a kind of belt unloading device, although can be realized more Orientation discharging, but can not be precisely controlled, inconvenient for operation, environmental-protecting performance is poor.

Summary of the invention

Therefore, in order to overcome the disadvantages of the above prior art, the present invention provides a kind of two degrees of freedom sealing device for discharging, with Improve flexibility and the convenience of discharging operations.

To achieve the goals above, a kind of two degrees of freedom sealing device for discharging is provided, comprising:

First conveyer belt, the second conveyer belt, first conveyer belt include first end and opposite with the first end Two ends, second conveyer belt include first end and the second end opposite with the first end, and the second of first conveyer belt End is connect with the first end of second conveyer belt by first axle, and first conveyer belt and the second conveyer belt are used for object Material is sent to the second end of the second conveyer belt from the first end of first conveyer belt；

Conveyer belt dust cover, the conveyer belt dust cover are located at the outer of first conveyer belt and second conveyer belt Side, and being fixedly connected with first conveyer belt and second conveyer belt, the conveyer belt dust cover include first end and The second end opposite with the first end, the first end of the conveyer belt dust cover are located at the first end of first transmission belt Place, the second end of the conveyer belt dust cover are located at the second end of second transmission belt；

Driving mechanism, the driving mechanism and the first transmission band connection, for driving first conveyer belt edge Predefined paths are moved forward and backward；

Elevating mechanism, the elevating mechanism and it is described second transmission band connection, with for drive second conveyer belt around The first axle moves up and down in the vertical direction.

Further, including mounting rack, the mounting rack include base portion, support portion and suspension part:

The base portion is located at the mounting rack bottom, for making the mounting rack and ground face contact；

The support portion is fixedly connected with the base portion and the suspension part, for the suspension part to be supported in the base In portion；

First track is formed on the suspension part, and the dust cover is slidably mounted on first track, so that The conveyer belt dust cover can be moved forward and backward along first track relative to the mounting rack.

Further, the suspension part further comprises hanging beam, and the hanging beam is formed down vertical from the suspension part Straight extension, first track are formed on the vertical stretch；It is formed on the dust cover and first track The sliding part of cooperation, so that driving the dust cover along described first when the driving mechanism drives first conveyer belt Track is moved forward and backward relative to the mounting rack.

Further, the driving mechanism further comprises:

Decelerating motor, the decelerating motor are rotatably installed in first conveyer belt；

The center of driving wheel, the driving wheel rotation is fixedly installed on the output shaft of the decelerating motor；

Driven wheel, the driven wheel is rotatably installed in first conveyer belt, and is sequentially connected with the driving wheel, For receiving the rotary force from the driving wheel；

First traveling wheel, the second traveling wheel and transmission shaft, the transmission shaft pass through the driven wheel rotation center, and with The driven wheel is fixedly connected；

The transmission shaft includes first end and the second end opposite with the first end, and first traveling wheel is fixedly connected In the first end of the transmission shaft, second traveling wheel is fixedly connected on the second end of the transmission shaft；First walking Wheel and the second traveling wheel can cooperate with the trapped orbit on the mounting rack, move before and after the trapped orbit on the mounting rack It is dynamic.

Further, the elevating mechanism further comprises:

Flexible push-pull device at fixed, the flexible push-pull device at fixed includes first end, and the second end opposite with the first end, The first end of the flexible push-pull device at fixed is connect with first conveyer belt by second hinge, and the of the flexible push-pull device at fixed Two ends are hinged by third hinge with second conveyer belt.

Further, idler wheel is provided on first track, the sliding part is by the idler wheel along first rail Road is moved forward and backward relative to the mounting rack.

Further, it is provided with sliding hopper at the second end of conveyer belt dust cover, the sliding hopper can be relative to The dust cover second end is mobile, for ensuring that the emptying point at discharge port is in sealing state.

Further, it is equipped with outer baffle outside the second end of the conveyer belt dust cover, is set inside the sliding hopper There is Internal baffle, the sliding hopper is socketed on the outside of the conveyer belt dust cover second end, and Internal baffle is located at outer baffle Top.

Further, it is identified including central control system and the sensor module being connect with the central control system and material state Module, the sensor module are located at the first end of the conveyer belt dust cover, for identification the length, width and height information of loading vehicles； The material state identification module is located between the first end and second end of the transmission belt dust cover, for identification loading vehicles Materials in carriage state.

Further, the dust cover includes the first dust cover and the second dust cover；First dust cover includes first End and the second end opposite with the first end, second dust cover include first end and opposite with the first end second End, the second end of first dust cover and the first end of second dust cover are hinged by second hinge, and described first The second end of dust cover and the first end of second dust cover keep being tightly connected.

Compared with prior art, a kind of two degrees of freedom of the invention seals device for discharging, by according to lorry or discharging Point position carries out the adjusting of horizontal, upper and lower both direction to discharging belt feeder emptying point, passes through driving mechanisms control first Conveyer belt walking controls the second conveyer belt by elevating mechanism and swings up and down, and two processes can carry out simultaneously, can be realized not Equidirectional continuous discharge, while transmission belt dust cover can very significantly reduce fugitive dust dirt caused by charging discharge process Dye, therefore can be realized full-automatic, accurate discharging, reduces fugitive dust, avoid lorry alignment belt discharging end and caused by the time Waste, have to the efficiency of loading and unloading and be obviously improved.

Detailed description of the invention

Fig. 1 is that two degrees of freedom of the invention seals device for discharging one embodiment side view；

Fig. 2 is the A direction view that Fig. 1 two degrees of freedom of the invention seals device for discharging one embodiment, shows mounting rack First track；

Fig. 3 is the amplification signal that two degrees of freedom of the invention seals the first track of mounting rack in device for discharging one embodiment Figure；

Fig. 4 is the partial schematic diagram that two degrees of freedom of the invention seals the second conveyer belt in device for discharging one embodiment；

Fig. 5 is the enlarged diagram that two degrees of freedom of the invention seals driving mechanism in device for discharging one embodiment；

Fig. 6 is the enlarged diagram that two degrees of freedom of the invention seals sliding hopper in device for discharging one embodiment.

Specific embodiment

To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with specific embodiment, and reference Attached drawing, the present invention is described in more detail.

In one embodiment of the invention, as shown in figures 1 to 6, a kind of two degrees of freedom sealing device for discharging is provided, comprising:

First conveyer belt 1, the second conveyer belt 2, first conveyer belt 1 include first end and opposite with the first end Second end, second conveyer belt 2 include first end and the second end opposite with the first end, first conveyer belt 1 Second end is connect with the first end of second conveyer belt 2 by first axle 3, first conveyer belt 1 and the second conveyer belt 2 For material to be sent to the second end of the second conveyer belt 2 from the first end of first conveyer belt 1；

Conveyer belt dust cover 120, the conveyer belt dust cover 120 are located at first conveyer belt 1 and second transmission It is fixedly connected with 2 outside, and with first conveyer belt 1 and second conveyer belt 2, the conveyer belt dust cover 120 Including first end and the second end opposite with the first end, the first end of the conveyer belt dust cover 120 is located at described first At the first end of transmission belt 1, the second end of the conveyer belt dust cover 120 is located at the second end of second transmission belt 2；

Feed inlet 4, the feed inlet 4 are connect with the first end of the conveyer belt dust cover 120, with to be transmitted for accepting Material to first transmission belt 1 first end；

Discharge port 5, the discharge port 5 are connect with the second end of the conveyer belt dust cover 120, with for will be from described the The material that two conveyer belts 2 are sent is unloaded；

Driving mechanism 6, the connection of the driving mechanism 6 and first conveyer belt 1, for driving first transmission Band 1 is moved forward and backward along predefined paths；

Elevating mechanism 7, the elevating mechanism 7 are connect with second conveyer belt 2, for driving second conveyer belt 2 move up and down in the vertical direction around the first axle 3.

When determining material target discharge position, material from the feed inlet 4 of the first end of the conveyer belt dust cover 120 into On the first conveyer belt 1 for entering two degrees of freedom sealing device for discharging, control system controls above-mentioned driving mechanism 6, elevating mechanism 7 is assisted With movement, by carrying out horizontal, upper and lower both direction to discharging belt feeder emptying point according to lorry or emptying point position Adjusting, by driving mechanism 6 control the first conveyer belt 1 walking, by elevating mechanism 7 control the second conveyer belt 2 swing up and down, Two processes can carry out simultaneously, can be realized the continuous discharge of different directions, while transmission belt dust cover being capable of very big amplitude Ground reduces dust pollution caused by charging discharge process, therefore can be realized full-automatic, accurate discharging, and reduction fugitive dust avoids Lorry alignment belt discharging end and caused by waste of time, have to the efficiency of loading and unloading and be obviously improved.

In one embodiment, conveyer belt 34 is sleeved on the stent outer of 1 bracket of the first conveyer belt and the second conveyer belt 2, For conveying material.

In one embodiment, the dust cover 120 includes the first dust cover 1201 and the second dust cover 1202；Described One dust cover 1201 includes first end and the second end opposite with the first end, and second dust cover 1202 includes first end The second end opposite with the first end, the of the second end of first dust cover 1201 and second dust cover 1202 One end is hinged by second hinge 31, and the first of the second end of first dust cover 1201 and second dust cover 1202 End keeps being tightly connected, for preventing hinged place fugitive dust.

In one embodiment, the driving mechanism 6 is connect with second dust cover 1202, for driving described the One dust cover 1201 and the second dust cover 1202 move forward or back jointly.

In one embodiment, the axis collinear of first axle 3 and second hinge 31 is arranged, makes the first conveyer belt 1, second Conveyer belt 2 can rotate synchronously, and the axial line distance conveyer belt 34 of first axle 3 up and down apart from identical, for guaranteeing second Conveyer belt 34 keeps tensioning state when conveyer belt 2 rotates.

In one embodiment, material transporting on the first conveyer belt 1 and the second conveyer belt 2 on way is influenced in order to prevent Defeated, the axis collinear of first axle 3 and second hinge 31 is arranged, and the first transmission belt of axial line distance 1 of second hinge 31 and the Conveyer belt on two conveyer belts 2 up and down apart from identical.

In one embodiment, it in order to further increase dust-proof efficiency, is provided at the second end of conveyer belt dust cover 120 Sliding hopper 123, the sliding hopper 123 can be mobile relative to 120 second end of conveyer belt dust cover, for ensuring Emptying point at discharge port 5 is in sealing state.

In one embodiment, in order to realize that the bell mouth of sliding hopper 123 is slided, on the conveyer belt dust cover 120 Equipped with outer baffle 1231, Internal baffle 1232 is equipped with inside the sliding hopper 123, and Internal baffle 1232 is located at outer baffle 1231 Top.Outer baffle 1231 and Internal baffle 1232 are used to guarantee not take off when sliding hopper 123 slides into preceding 120 lowest part of dust cover It falls.

In one embodiment, in order to improve the reliability of working efficiency and discharging, in one embodiment, described two It further comprises mounting rack 13 that freedom degree, which seals device for discharging, and the dust cover 120 is slidably mounted on the mounting rack 13, and It can be moved forward and backward along the first track 1331 on the mounting rack 13 relative to the mounting rack 13.

In one embodiment, the mounting rack 13 includes base portion 131, support portion 132 and suspension part 133:

The base portion 131 is located at 13 bottom of mounting rack, for making the mounting rack 13 and ground face contact；

The support portion 132 is fixedly connected with the base portion 131 and the suspension part 133, is used for the suspension part 133 It is supported on the base portion 131；

First track 1331 is formed on the suspension part 133, and the dust cover 120 is slidably mounted on described first On track 1331, so that the conveyer belt dust cover 120 can be along first track 1331 relative to the mounting rack 13 It is moved forward and backward.

In one embodiment, the suspension part 133 further comprises hanging beam 1332, and the hanging beam 1332 is from described Suspension part 133 is formed down vertical stretch 1333, and first track 1331 is formed on the vertical stretch 1333；Institute State the sliding part being formed on dust cover 120 with first track 1331 cooperation so that the driving mechanism 6 drive it is described When the first conveyer belt 1, the dust cover 120 is driven to be moved forward and backward along first track 1331 relative to the mounting rack 13.

Above-mentioned driving mechanism 6, elevating mechanism 7 are described in detail respectively below.

The driving mechanism 6 further comprises:

Decelerating motor 61, the decelerating motor 61 are rotatably installed in first conveyer belt 1；

Driving wheel 62, the center that the driving wheel 62 rotates are fixedly installed on the output shaft of the decelerating motor 61；

Driven wheel 63, the driven wheel 63 is rotatably installed in first conveyer belt 1, and passes with the driving wheel 62 Dynamic connection, for receiving the rotary force from the driving wheel 62；

At least one set of first walking mechanism 64, the first walking mechanism 64 are fixedly connected with the driven wheel 63, with First conveyer belt 1 is driven to be moved forward and backward under the driving in the driven wheel 63 along predefined paths.

Power is transmitted to driving wheel 62 and by the transmission such as belt or driving chain by 61 outputting rotary power of decelerating motor Mechanism is exported to driven wheel 63, and the driven wheel 63 is rotatably fixed to the first conveyer belt 1, will be received the rotary power come and is passed The first conveyer belt 1 is given, to send the output power of decelerating motor 61 to first conveyer belt 1, promotes the first conveyer belt 1 The amplitude of back-and-forth motion is adjusted according to target discharge position.

In one embodiment, the first walking mechanism 64 further comprises:

First traveling wheel 641, the second traveling wheel 642 and transmission shaft 643, the transmission shaft 643 pass through the driven wheel 63 Rotation center, and be fixedly connected with the driven wheel 63；

The transmission shaft 643 includes first end and the second end opposite with the first end, and first traveling wheel 641 is solid Surely it is connected to the first end of the transmission shaft 643, second traveling wheel 642 is fixedly connected on the second of the transmission shaft 643 End.

For the ease of control, in one embodiment, first traveling wheel 641 and the second traveling wheel 642 are arranged at In trapped orbit, it is moved forward and backward so as to constrain first conveyer belt 1 along trapped orbit, it is ensured that control is accurate Property.

In one embodiment, the trapped orbit is located on the mounting rack, first traveling wheel 641 and the second row Walking wheel 642 can cooperate with the trapped orbit on the mounting rack, and the trapped orbit on the mounting rack is moved forward and backward.

In one embodiment, the elevating mechanism 7 further comprises flexible push-pull device at fixed 71, the flexible push-pull device at fixed 71 include first end, and the second end opposite with the first end, the first end of the flexible push-pull device at fixed 71 and described the One conveyer belt 1 is hinged, and the second end of the flexible push-pull device at fixed 71 and second conveyer belt 2 are hinged, so that it is guaranteed that first passes Send band 1 relative under the action of flexible push-pull device at fixed 71, OQ t can occur between second conveyer belt 2.

In one embodiment, the flexible push-pull device at fixed 71 is hydraulic cylinder, and the hydraulic cylinder is located at the upper of dust cover 120 Side, and the front end of hydraulic cylinder is connected with the first conveyer belt 1 by hinge, its rear end is connected with the second conveyer belt 2 by hinge It connects, hydraulic cylinder is relatively rotated relative to 1 around hinge of the first conveyer belt, and hydraulic cylinder is relative to opposite turn of 2 around hinge of the second conveyer belt Dynamic, hydraulic cylinder is used for so that the rotation of 1 around hinge 33 of the first conveyer belt, moves up and down discharging point.

In one embodiment, idler wheel 8 is provided on first track 1331, the sliding part passes through the idler wheel 8 It is moved forward and backward along first track 1331.

In practical operation, the second conveyer belt 2 is controlled by driving mechanism 6 and is moved forward and backward, keeps sliding hopper 123 mobile To charging compartment head position, then using the position of the discharging point of the first conveyer belt of telescopic adjustment 1 of hydraulic cylinder, leak sliding Bucket 123 is placed in the suitable position of car bottom, and the lower edge of sliding hopper 123 is fully sealed with car bottom at this time.Starting the When one conveyer belt 1 and the second 2 discharging of conveyer belt, first with the first conveyer belt of Driven by Hydraulic Cylinder 1 rotate, make discharging point slowly to Upper moving of conveyer belt carries out discharging, and lower edge of sliding hopper 123 is contacted with material always during this, reduces fugitive dust.Until After height of materials reaches setting height, make the second conveyer belt 2 along compartment slow mobile discharge backward, until vehicle fill for Only.

It is in one embodiment, described to be including central control system and with the middle control for the ease of precisely controlling The sensor module 10 of connection of uniting and material state identification module 12, the sensor module 10 are located at the conveyer belt dust cover 120 first end, for identification the length, width and height information of loading vehicles；The material state identification module 12 is located at the transmission belt Between the first end and second end of dust cover 120, the materials in carriage state of loading vehicles for identification.

In one embodiment, the sensor module 10 is located at the second end of second dust cover 1201, the object Material state recognition module is located at the second end of first dust cover 1202.

Mode of operation of the invention is described below.

Two degrees of freedom sealing device for discharging discharge way of the invention is as follows:

After vehicle is parked in entrucking area, central control system controls the first and second conveyer belts to vehicle location movement, passes through sensing Device module 10 identifies the length, width and height of vehicle, and transmits information to central control system；

Central control system controls the first conveyer belt 1 and the second conveyer belt 2 is mobile, makes the sliding hopper on 2 head of the second conveyer belt 123 are moved to the head in compartment；

Using the position of the discharge port 5 of the second conveyer belt of telescopic adjustment 2 of elevating mechanism 7, sliding hopper 123 is made to be placed in vehicle The suitable position in compartment bottom, the lower edge of sliding hopper 123 is fully sealed with car bottom at this time；

Start 2 discharging of the first conveyer belt 1 and the second conveyer belt, while driving the second conveyer belt 2 to revolve using elevating mechanism 7 Turn, discharging point is made slowly to move up carry out discharging, lower edge of sliding hopper 123 is contacted with material always during this, is subtracted Few fugitive dust；

Height of materials in vehicle is identified by material state identification module 12, and transfers information to central control system, until After height of materials reaches setting height, elevating mechanism 7 stops working, and central control system controls the first and second conveyer belts along compartment Slow mobile discharge backward, until the head of the second conveyer belt 2 is moved to compartment tail portion and fills compartment, the second conveyer belt 2 stops Only work.

The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.With It is only the preferred embodiment of the present invention described in upper, it is noted that for those skilled in the art, not Under the premise of being detached from the technology of the present invention principle, several improvements and modifications can also be made, these improvements and modifications also should be regarded as this The protection scope of invention.