CN220787278U

CN220787278U - Powder material distributing device

Info

Publication number: CN220787278U
Application number: CN202322246715.2U
Authority: CN
Inventors: 余汉武; 杨萌; 李小洪; 查炎华; 向蕾; 苏云梦
Original assignee: Hubei Xiangyun Group Chemical Co ltd
Current assignee: Hubei Xiangyun Group Chemical Co ltd
Priority date: 2023-08-21
Filing date: 2023-08-21
Publication date: 2024-04-16
Anticipated expiration: 2033-08-21

Abstract

The utility model discloses a powder material distributing device, and belongs to the technical field of material transportation. The device comprises a frame, a bracket, a belt conveying structure, a material distributing vehicle, a second traction roller and a traction structure, wherein the bracket sequentially comprises a material distributing section and a material feeding section from front to back, the belt conveying structure comprises a conveying belt, a vertical heavy hammer tensioning mechanism, a front belt roller, a rear belt roller, a driving mechanism and a plurality of supporting rollers, the front belt roller is arranged at the front end of the material distributing vehicle, and the rear belt roller is arranged at the rear end of the material feeding section; the front end of the material distributing vehicle is provided with a material outlet bin, and the lower side of the rear end of the material distributing vehicle is provided with a first traction roller; the discharging bin downwards passes through the material distribution section; the back-up roll includes movable back-up roll group, preceding fixed back-up roll group and back fixed back-up roll group, and on the cloth car was located to movable back-up roll group, preceding fixed back-up roll group was located the rear portion of cloth section and its top that is located the cloth car, back fixed back-up roll group was located on the feed section. The non-telescopic structure is adopted to realize cloth, so that the structure is simple, the weight is lighter, the maintenance is more convenient, and the cloth is less prone to being clamped.

Description

Powder material distributing device

Technical Field

The utility model belongs to the technical field of material transportation, and particularly relates to a powder material distributing device.

Background

When the powdery material is transported, the powdery material may need to be distributed in a certain range, and a distributing device is needed.

The patent with the application number of CN201922360473.3 discloses a super-long telescopic chute driving device, which comprises a platform, wherein an upper chute and a lower chute which are mutually sleeved are supported and installed below the platform, a telescopic inner arm body is obliquely installed above the platform, a fixed arm support is also installed at the tail part of the inner arm body, the inner arm body is sleeved in the fixed arm support and moves in a telescopic manner in the fixed arm support, first reels are installed at the top of the fixed arm support at intervals, the two first reels are respectively used for paying off and paying off, and a pair of tail compensating pulleys are installed inside the fixed arm support; the head of the inner arm body is provided with a pair of first head redirecting pulleys, second head redirecting pulleys, a first upper chute redirecting pulley and head compensating pulleys at intervals respectively, the platform is provided with a second winding drum, a first lateral redirecting pulley and a second lateral redirecting pulley, and two ends of the upper chute are provided with second upper chute redirecting pulleys respectively; a lower chute steel wire rope traction frame is arranged below the lower chute; the first wire ropes are respectively used for paying off and taking up, the winding structures of the first wire ropes are the same, one end of each first wire rope is connected with a first winding drum, the other end of each first wire rope sequentially bypasses a first head redirecting pulley, a second head redirecting pulley, a first upper chute redirecting pulley, a second first upper chute redirecting pulley, a first head compensating pulley and a tail compensating pulley, and the tail compensating pulley is connected with a basket bolt in a winding manner to form a first moving mechanism for pulling the upper chute to stretch; the rope releasing end of the second winding drum is connected with one end of a first second steel wire rope, and the other end of the first second steel wire rope sequentially bypasses the first lateral redirecting pulley and the second lateral redirecting pulley and is then wound with a connecting point on the lower sliding drum steel wire rope traction frame; the rope receiving end of the second winding drum is connected with one end of a second steel wire rope, and the other end of the second steel wire rope sequentially bypasses the first lateral redirecting pulley and the second lateral redirecting pulley and is then wound with a connecting point on the lower sliding drum steel wire rope traction frame; the second driving mechanism is used for driving the lower chute to stretch out and draw back, and comprises a third second steel wire rope connected with the second winding drum, and the third second steel wire rope is directly connected with a connecting point of a lower chute steel wire rope traction frame to form a second driving mechanism for traction of the lower chute.

The patent with the application number of CN202021019858.X discloses a large water head lifting type shipping mechanism which comprises a ship parking device, a lifting frame, a lifting type shipping machine, lifting equipment, a steel approach bridge and a feeding conveyor; the water facing side of the ship berthing device is a ship, and the water backing side is a lifting frame; the lifting type ship loader comprises a ship loader main body, a rotatable and horizontally telescopic arm support and a vertically telescopic arm support head chute; the ship loader main body is arranged on the lifting frame, and the lifting equipment is arranged at the top of the lifting frame and used for lifting or dropping the ship loader main body; the tail of the lifting ship loader is hinged with a steel approach bridge, a feeding conveyor is erected on the steel approach bridge, the head discharging point of the feeding conveyor coincides with the rotation center of the arm support, and the rear part of the feeding conveyor is communicated with a stock coming conveyor at the rear of the wharf.

In the prior art, the area of cloth is enlarged by adopting a cloth section stretching mode, but the following problems exist by adopting the cloth section stretching mode:

(1) The structure is complex, and the conveyer belt is to be matched for adjustment.

(2) The telescopic boom has the advantages of large weight, high energy consumption for telescoping and pitching.

(3) The particle size of the material is different, the telescopic structure is easy to be blocked and is inconvenient to clean (usually higher).

Disclosure of utility model

The embodiment of the utility model provides a powder material distributing device which adopts a non-telescopic structure to realize material distribution, has a simple structure, is lighter in weight, is more convenient to maintain and is less prone to being blocked. The technical scheme is as follows:

The embodiment of the utility model provides a powder material distributing device, which comprises a frame 1, a bracket arranged on the frame 1 along the front and back directions and a belt conveying structure arranged on the bracket, wherein the belt conveying structure comprises a conveying belt 2, a vertical weight tensioning mechanism 3, a front belt roller 4, a back belt roller 5, a driving mechanism 6 and a plurality of supporting rollers for supporting the conveying belt 2, the front and back ends of the conveying belt 2 are respectively wound on the front belt roller 4 and the back belt roller 5, the vertical weight tensioning mechanism 3 is used for tensioning the conveying belt 2, and the driving mechanism 6 is used for driving the belt conveying structure; the bracket is sequentially provided with a material distribution section 7 and a material feeding section 8 from front to back; the device also comprises a distributing vehicle 9 which is arranged on the distributing section 7 and can move forwards and backwards, a second traction roller 10 which is arranged in the middle of the distributing section 7 and is positioned below the distributing vehicle 9, and a traction structure 11 which is arranged on the distributing section 7 and is used for driving the distributing vehicle 9 to move forwards and backwards; the front belt roller 4 is arranged at the front end of the material distributing vehicle 9, and the rear belt roller 5 is arranged at the rear end of the feeding section 8; the material distributing vehicle 9 is arranged along the front-rear direction, the front end of the material distributing vehicle is arranged right below the front belt roller 4 and is provided with a material outlet bin 12, and the lower side of the rear end of the material distributing vehicle is provided with a first traction roller 13; the discharging bin 12 penetrates out of the cloth section 7 downwards and can move forwards and backwards; the support rollers comprise a movable support roller set 14, a front fixed support roller set 15 and a rear fixed support roller set 16, wherein the movable support roller set 14, the front fixed support roller set 15 and the rear fixed support roller set 16 comprise a plurality of support rollers which are arranged side by side front and back, the movable support roller set 14 is arranged on the cloth car 9, the front fixed support roller set 15 is arranged at the rear part of the cloth section 7 and above the cloth car 9, and the rear fixed support roller set 16 is arranged on the feeding section 8; when the material distributing vehicle 9 is positioned at the front end of the material distributing section 7, the first traction roller 13 is positioned right above the second traction roller 10, and the movable supporting roller group 14 is positioned at the front lower part of the front fixed supporting roller group 15; at the cloth section 7, the conveying belt 2 moves forwards along the front fixed supporting roller set 15, moves downwards obliquely to the movable supporting roller set 14, moves forwards along the movable supporting roller set 14 to the front belt roller 4, moves backwards to the upper side of the first traction roller 13, bypasses the first traction roller 13 and the second traction roller 10 in an S shape, and moves backwards from the lower side of the second traction roller 10; when the material distributing vehicle 9 is positioned at the rear end of the material distributing section 7, the material discharging bin 12 is positioned in front of the second traction roller 10, the material distributing vehicle 9 is positioned right below the front fixed supporting roller set 15, and the front belt roller 4 is positioned in front of the front fixed supporting roller set 15; at the cloth section 7, the conveyor belt 2 moves forward along the front fixed supporting roller set 15, obliquely downward to the front belt roller 4, then backward to the upper side of the first traction roller 13, and further moves forward around the second traction roller 10, and moves backward from the lower side of the second traction roller 10.

The driving mechanism 6 in the embodiment of the utility model is arranged on the frame 1, and the vertical weight tensioning mechanism 3 is arranged on the feeding section 8.

Specifically, the material distribution section 7 in the embodiment of the utility model is a truss, which is horizontally arranged along the front-back direction and is fixed on the frame 1 or the rear end of the material distribution section is rotatably arranged on the frame 1; the traction structure 11 is arranged at the top of the truss and above the distributing trolley 9, and the distributing trolley 9 is arranged at the inner bottom of the truss.

Specifically, the feeding section 8 in the embodiment of the utility model is a truss or a boom, which is horizontally arranged along the front-back direction or obliquely downwards from front to back, is fixed on the frame 1, and is provided with a feeding bin 17 at the rear end and the position of the rear belt roller 5.

Further, the bottom of the cloth section 7 in the embodiment of the utility model is provided with a strip-shaped opening which is provided with a feed bin 12 along the front-back direction and is penetrated downwards and moves forwards and backwards; a plurality of travelling wheels are arranged on the left side and the right side of the bottom of the distributing vehicle 9 in parallel; two slide rails are arranged side by side at the left and right of the inner bottom of the cloth section 7, the two slide rails are respectively positioned at the left side and the right side of the strip-shaped opening and are all arranged along the front and the rear directions, and the travelling wheels are arranged on the corresponding slide rails in a sliding manner.

The traction structure 11 in the embodiment of the utility model comprises a winch, two front guide wheels, two rear guide wheels and two inhaul cables, wherein the winch is arranged at the top of the material distribution section 7 and along the left-right direction, the two front guide wheels are arranged at the front end of the material distribution section 7 in parallel up and down, the two rear guide wheels are arranged at the rear end of the material distribution section 7 in parallel up and down, and the two inhaul cables are output by the winch; the two inhaul cables are respectively wound and unwound, one inhaul cable forwards and sequentially bypasses the two front guide wheels and then is connected with the front part of the material distribution vehicle 9, the other inhaul cable backwards and sequentially bypasses the two rear guide wheels and then is connected with the rear part of the material distribution vehicle 9, and the rear guide wheel at the lower part and the front guide wheel at the lower part are flush with the material distribution vehicle 9.

The driving mechanism 6 in the embodiment of the utility model comprises a third traction roller and a driving roller which are arranged side by side up and down; the conveyer belt 2 is wound out backwards by the second traction roller 10, bypasses the upper side of the third traction roller, sequentially bypasses the third traction roller and the driving roller in an S shape, is wound out backwards by the lower side of the driving roller, bypasses the vertical heavy hammer tensioning mechanism 3, then bypasses the rear belt roller 5 backwards, and then forwards and backwards fixes the supporting roller set 16 to the cloth section 7.

Specifically, the frame 1 in the embodiment of the utility model is a portal frame arranged along the left-right direction, the material distribution section 7 and the material feeding section 8 are respectively positioned at the front side and the rear side of the middle part of the frame 1, and a tension rod 18 is arranged between the material distribution section and the upper part of the frame 1.

The technical scheme provided by the embodiment of the utility model has the beneficial effects that: the non-telescopic structure is adopted to realize cloth, so that the structure is simple, the weight is lighter, the maintenance is more convenient, and the cloth is less prone to being clamped.

Drawings

FIG. 1 is a schematic view showing a structure of a powder material distributing device in an embodiment of the present utility model;

Fig. 2 is a schematic structural view of the distributing vehicle.

In the figure: the device comprises a frame 1, a conveyor belt 2, a vertical heavy hammer tensioning mechanism 3, a front belt roller 4, a rear belt roller 5, a driving mechanism 6, a material distribution section 7, a material feeding section 8, a material distribution vehicle 9, a second traction roller 10, a traction structure 11, a material discharging bin 12, a first traction roller 13, a movable support roller set 14, a front fixed support roller set 15, a rear fixed support roller set 16, a material feeding bin 17 and a tensioning rod 18.

Detailed Description

The present utility model will be described in further detail with reference to the accompanying drawings, for the purpose of making the objects, technical solutions and advantages of the present utility model more apparent.

Example 1

Referring to fig. 1-2, embodiment 1 provides a powder material distributing device, which comprises a frame 1, a bracket (a distributing section 7 and a feeding section 8 sequentially from front to back) arranged on the frame 1 along the front and back direction, a belt conveying structure arranged on the bracket along the front and back direction, a distributing vehicle 9 arranged on the distributing section 7 and capable of moving forwards and backwards, a second traction roller 10 arranged in the middle of the distributing section 7 and below the distributing vehicle 9, a traction structure 11 arranged on the distributing section 7 and used for driving the distributing vehicle 9 to move forwards and backwards, and the like.

The belt conveying structure comprises a conveying belt 2, a vertical weight tensioning mechanism 3, a front belt roller 4, a rear belt roller 5, a driving mechanism 6, a plurality of supporting rollers for supporting the conveying belt 2 and the like. The front and rear ends of the conveyor belt 2 are respectively wound on the front belt roller 4 and the rear belt roller 5, the front belt roller 4 is arranged at the front end of the cloth carriage 9, the rear belt roller 5 is arranged at the rear end of the feeding section 8, the vertical heavy hammer tensioning mechanism 3 tensions the conveyor belt 2, and the driving mechanism 6 is used for driving the belt conveying structure (directly driving the conveyor belt 2, or of course, the rear belt roller 5 can also be driven). Specifically, the driving mechanism 6 is arranged on the frame 1 and below the material distribution section 7, and the vertical weight tensioning mechanism 3 is arranged on the material feeding section 8.

Wherein, cloth section 7 and feed section 8 are located the front and back both sides in frame 1 middle part respectively. Specifically, the cloth section 7 is a truss, which is horizontally disposed along the front-rear direction, and is fixed on the frame 1 or rotatably disposed at the rear end thereof on the frame 1, and can allow a person to walk therein for easy maintenance. The traction structure 11 is arranged at the top of the truss and above the distributing trolley 9, and the distributing trolley 9 is arranged at the inner bottom of the truss. Specifically, the feeding section 8 is a truss, an arm support, a closed gallery or the like, is horizontally arranged along the front-back direction or obliquely downwards from front to back, is fixed on the frame 1, and is provided with a feeding bin 17 at the rear end and the position of the rear belt roller 5.

Wherein, the cloth car 9 sets up along fore-and-aft direction, and its front end just is equipped with out feed bin 12 under the preceding belt roller 4, and its rear end downside is equipped with first traction roller 13. The discharge bin 12 passes downwards out of the cloth section 7 and is movable back and forth. The back-up rolls include movable back-up roll set 14, preceding fixed back-up roll set 15 and back-up roll set 16, and movable back-up roll set 14, preceding fixed back-up roll set 15 and back-up roll set 16 all include many back-up rolls that the back-and-forth set up side by side, and on the cloth car 9 was located to movable back-up roll set 14, the back of cloth section 7 was located to preceding fixed back-up roll set 15 and it was located the top of cloth car 9, and back-up roll set 16 was located on feed section 8.

When the distributing trolley 9 is positioned at the front end of the distributing section 7, the first traction roller 13 is positioned right above the second traction roller 10, and the movable supporting roller set 14 is positioned at the front lower part of the front fixed supporting roller set 15. The support rollers of the movable support roller group 14, the front fixed support roller group 15 and the rear fixed support roller group 16 are uniformly distributed on the bracket in the front-rear direction. At the cloth section 7; the conveyor belt 2 is led forwards along the front fixed supporting roller set 15, obliquely downwards to the movable supporting roller set 14, led forwards along the movable supporting roller set 14 to the front belt roller 4, and then backwards to the upper side of the first traction roller 13, and is led out from the lower side of the second traction roller 10 to the rear side by the S-shaped first traction roller 13 and the second traction roller 10.

When the cloth car 9 is located the rear end of cloth section 7, ejection of compact storehouse 12 is located the place ahead of second traction roller 10, and cloth car 9 is located the place ahead of preceding fixed support roller group 15 under, and preceding belt roller 4 is located the place ahead of preceding fixed support roller group 15. At the cloth section 7; the conveyer belt 2 moves forwards along the front fixed supporting roller group 15, obliquely downwards to the front belt roller 4, then backwards to the upper side of the first traction roller 13, and forwards bypasses the second traction roller 10, and then backwards bypasses the lower side of the second traction roller 10.

Further, the bottom of the cloth section 7 in the embodiment of the present utility model is provided with a strip-shaped opening along the front-back direction for the discharging bin 12 to pass downwards and move forwards and backwards. A plurality of traveling wheels (four in total) are arranged on the left side and the right side of the bottom of the material distributing vehicle 9. Two slide rails are arranged side by side on the left and right of the bottom in the cloth section 7, the two slide rails are respectively positioned on the left side and the right side of the strip-shaped opening and are all arranged along the front and the rear directions, and the travelling wheels are arranged on the corresponding slide rails in a sliding manner.

Referring to fig. 1, the traction structure 11 in the embodiment of the present utility model includes a hoist disposed at the top of the material distribution section 7 and along the left-right direction, two front guide wheels disposed vertically and side by side at the front end of the material distribution section 7, two rear guide wheels disposed vertically and side by side at the rear end of the material distribution section 7, and two cables output by the hoist. The two inhaul cables are arranged side by side left and right and respectively wound and unwound; one guy cable is connected with the front part of the material distributing vehicle 9 forwards and backwards after sequentially bypassing the two front guide wheels, and the other guy cable is connected with the rear part of the material distributing vehicle 9 forwards and forwards after sequentially bypassing the two rear guide wheels. The lower rear guide wheel and the lower front guide wheel are flush with the cloth carriage 9, and the upper rear guide wheel and the upper front guide wheel are positioned at the top of the cloth section 7.

Wherein, referring to fig. 1, the driving mechanism 6 in the embodiment of the present utility model includes a third traction roller and a driving roller (driven by corresponding motors) and the like arranged side by side. The conveyer belt 2 is wound out backwards by the second traction roller 10, bypasses the upper side of the third traction roller, sequentially bypasses the third traction roller and the driving roller in an S shape, is wound out backwards by the lower side of the driving roller, bypasses the vertical heavy hammer tensioning mechanism 3, then bypasses the rear belt roller 5 backwards, and then forwards and backwards fixes the supporting roller set 16 to the cloth section 7. Specifically, the vertical weight tensioning mechanism 3 comprises a guide rod vertically arranged at the lower side of the feeding section 8, a weight arranged on the guide rod in a sliding manner, a lifting roller on the weight, a fourth traction roller on the feeding section 8 and positioned in front of the guide rod, a fifth traction roller on the feeding section 8 and positioned behind the guide rod, and the like. The upper end of the guide rod is rotatably connected (or fixedly connected) with the feeding section 8. The conveyer belt 2 is wound out from the lower side of the driving roller to the rear side, and sequentially winds around the upper side of the fourth traction roller, the lower side of the lifting roller and the upper side of the fifth traction roller to the rear belt roller 5.

Specifically, the frame 1 in the embodiment of the utility model is a portal frame arranged along the left-right direction, and a tensioning rod 18 (inclined) is arranged between the upper part of the frame and the cloth section 7 or/and the feeding section 8.

Wherein, the pull roll and the backing roll in this embodiment are all arranged in a left-right direction.

Example 2

Referring to fig. 1, embodiment 2 provides a powder material distributing device having a structure substantially the same as that of embodiment 1, except that: the feeding section 8 in this embodiment is an arm support and is disposed obliquely downward from front to back, the rear end of the material distribution section 7 is hinged to the front side of the middle of the frame 1, and a pitching structure (which is an existing structure and will not be described in detail in this embodiment) is disposed between the material distribution section and the frame 1 to drive the material distribution section to rotate.

Example 3

Embodiment 3 provides a powder material distributing device having a structure substantially the same as that of embodiment 1, except that: the frame 1 in this embodiment is rotatable about an axis (provided at the rear end of the feed section 8) and is provided on a pontoon.

In this embodiment, "first", "second", "third", "fourth" and "fifth" are merely used for distinguishing, and have no other special meaning.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims

1. The utility model provides a distributing device of powdery material, includes frame (1), frame (1) and along the support and the belt conveying structure on the support that the fore-and-aft set up, belt conveying structure includes conveyer belt (2), perpendicular weight straining device (3), preceding belt roller (4), back belt roller (5), actuating mechanism (6) and is used for supporting many backing rolls of conveyer belt (2), the front and back both ends of conveyer belt (2) are around on preceding belt roller (4) and back belt roller (5) respectively, perpendicular weight straining device (3) are with conveyer belt (2) tensioning, actuating mechanism (6) are used for driving belt conveying structure; it is characterized in that the method comprises the steps of,

The bracket is sequentially provided with a cloth section (7) and a feeding section (8) from front to back;

the device also comprises a material distributing vehicle (9) which is arranged on the material distributing section (7) and can move forwards and backwards, a second traction roller (10) which is arranged in the middle of the material distributing section (7) and is positioned below the material distributing vehicle (9), and a traction structure (11) which is arranged on the material distributing section (7) and is used for driving the material distributing vehicle (9) to move forwards and backwards; the front belt roller (4) is arranged at the front end of the material distributing vehicle (9), and the rear belt roller (5) is arranged at the rear end of the feeding section (8);

The material distributing vehicle (9) is arranged along the front-back direction, a material outlet bin (12) is arranged at the front end of the material distributing vehicle and right below the front belt roller (4), and a first traction roller (13) is arranged at the lower side of the rear end of the material distributing vehicle; the discharging bin (12) downwards penetrates out of the cloth section (7) and can move forwards and backwards; the support rollers comprise a movable support roller set (14), a front fixed support roller set (15) and a rear fixed support roller set (16), wherein the movable support roller set (14), the front fixed support roller set (15) and the rear fixed support roller set (16) comprise a plurality of support rollers which are arranged side by side front and back, the movable support roller set (14) is arranged on the cloth trolley (9), the front fixed support roller set (15) is arranged at the rear part of the cloth section (7) and is positioned above the cloth trolley (9), and the rear fixed support roller set (16) is arranged on the feeding section (8);

When the cloth vehicle (9) is positioned at the front end of the cloth section (7), the first traction roller (13) is positioned right above the second traction roller (10), and the movable support roller set (14) is positioned at the front lower part of the front fixed support roller set (15); at the cloth section (7), the conveying belt (2) forwards moves along the front fixed supporting roller set (15), obliquely downwards moves to the movable supporting roller set (14), forwards moves to the front belt roller (4) along the movable supporting roller set (14), backwards moves to the upper side of the first traction roller (13), bypasses the first traction roller (13) and the second traction roller (10) in an S shape, and then backwards winds out from the lower side of the second traction roller (10);

When the material distribution vehicle (9) is positioned at the rear end of the material distribution section (7), the material outlet bin (12) is positioned in front of the second traction roller (10), the material distribution vehicle (9) is positioned right below the front fixed support roller group (15), and the front belt roller (4) is positioned in front of the front fixed support roller group (15); at the cloth section (7), the conveyer belt (2) forwards along the front fixed supporting roller group (15), obliquely downwards reaches the front belt roller (4), backwards reaches the upper side of the first traction roller (13), forwards bypasses the second traction roller (10), and backwards bypasses the lower side of the second traction roller (10).

2. The powder distributing device according to claim 1, characterized in that the driving mechanism (6) is arranged on the frame (1), and the vertical weight tensioning mechanism (3) is arranged on the feeding section (8).

3. The powder material distributing device according to claim 2, characterized in that the distributing section (7) is a truss, which is horizontally arranged along the front-back direction, and is fixed on the frame (1) or the rear end of the truss is rotatably arranged on the frame (1); the traction structure (11) is arranged at the top of the truss and is positioned above the distributing trolley (9), and the distributing trolley (9) is positioned at the inner bottom of the truss.

4. The powder distributing device according to claim 2, characterized in that the feeding section (8) is a truss or arm support, which is horizontally arranged along the front-back direction or obliquely downwards from front to back, is fixed on the frame (1), and is provided with a feeding bin (17) at the rear end and at the rear belt roller (5).

5. A powder material distributing device according to claim 3, characterized in that the bottom of the distributing section (7) is provided with a strip-shaped opening in the front-rear direction through which the discharging bin (12) passes downwards and moves in the front-rear direction; a plurality of travelling wheels are arranged on the left side and the right side of the bottom of the distributing vehicle (9) in parallel; two slide rails are arranged side by side at the left and right of the inner bottom of the cloth section (7), the two slide rails are respectively positioned at the left side and the right side of the strip-shaped opening and are all arranged along the front and the rear directions, and the travelling wheels are arranged on the corresponding slide rails in a sliding manner.

6. A powder material distributing device according to claim 3, wherein the traction structure (11) comprises a winch arranged at the top of the distributing section (7) along the left-right direction, two front guide wheels arranged side by side up and down at the front end of the distributing section (7), two rear guide wheels arranged side by side up and down at the rear end of the distributing section (7) and two stay ropes output by the winch; two inhaul cables are respectively wound and unwound, one inhaul cable forwards and sequentially bypasses two front guide wheels and then backwards is connected with the front part of the material distribution vehicle (9), the other inhaul cable backwards and sequentially bypasses two rear guide wheels and then forwards is connected with the rear part of the material distribution vehicle (9), and the rear guide wheels at the lower part and the front guide wheels at the lower part are flush with the material distribution vehicle (9).

7. The powder material distributing device according to claim 1, characterized in that the driving mechanism (6) comprises a third traction roller and a driving roller arranged side by side up and down; the conveyer belt (2) is wound out backwards by the second traction roller (10), bypasses the upper side of the third traction roller, sequentially bypasses the third traction roller and the driving roller in an S shape, is wound out backwards by the lower side of the driving roller, bypasses the vertical heavy hammer tensioning mechanism (3), then bypasses the rear belt roller (5) backwards, and then fixes the supporting roller set (16) to the cloth section (7) forwards and backwards.

8. The powder material distributing device according to claim 1, wherein the frame (1) is a portal arranged along the left-right direction, the material distributing section (7) and the material feeding section (8) are respectively positioned on the front side and the rear side of the middle part of the frame (1), and a tensioning rod (18) is arranged between the material distributing section and the upper part of the frame (1).