阅读说明：本技术 带式输送机用半圆管式翻带装置 (Semi-circular tube type belt turning device for belt conveyor ) 是由 赵华涛 刘杰 杨道金 王希军 张红梅 吴平功 杨晓林 王震 于 2021-01-12 设计创作，主要内容包括：本发明公开了一种带式输送机用半圆管式翻带装置,沿胶带运行方向,包括顺次设置的第一压带滚筒、第一翻转组件、第二翻转组件、第三翻转组件、第四翻转组件、第五翻转组件和第二压带滚筒,第一翻带组件对胶带的翻转角度为20°～30°,第二翻转组件对胶带的翻转角度为55°～65°,第三翻转组件对胶带的翻转角度为90°,第四翻转组件对胶带的翻转角度为115°～125°,第五翻转组件对胶带的翻转角度为150°～160°。由于相邻的翻转组件对胶带的翻转角度之间差比较小,特别是第三翻转组件对胶带的翻转角度为90°,与现有技术相比,具有翻转距离短,胶带翻转过渡平滑不伤带的好处。(The invention discloses a semi-circular tube type belt turning device for a belt conveyor, which comprises a first belt pressing roller, a first turning assembly, a second turning assembly, a third turning assembly, a fourth turning assembly, a fifth turning assembly and a second belt pressing roller which are sequentially arranged along the running direction of a rubber belt, wherein the turning angle of the first turning assembly to the rubber belt is 20-30 degrees, the turning angle of the second turning assembly to the rubber belt is 55-65 degrees, the turning angle of the third turning assembly to the rubber belt is 90 degrees, the turning angle of the fourth turning assembly to the rubber belt is 115-125 degrees, and the turning angle of the fifth turning assembly to the rubber belt is 150-160 degrees. Because the difference between the turnover angles of the adjacent turnover assemblies to the adhesive tape is smaller, particularly the turnover angle of the third turnover assembly to the adhesive tape is 90 degrees, compared with the prior art, the turnover device has the advantages that the turnover distance is short, the turnover transition of the adhesive tape is smooth, and the tape is not damaged.)

1. The semi-circular tube type belt turning device for the belt conveyor is characterized by comprising a first belt pressing roller, a first turning assembly, a second turning assembly, a third turning assembly, a fourth turning assembly, a fifth turning assembly and a second belt pressing roller which are sequentially arranged along the running direction of a belt, wherein the turning angle of the first turning assembly to the belt is 20-30 degrees, the turning angle of the second turning assembly to the belt is 55-65 degrees, the turning angle of the third turning assembly to the belt is 90 degrees, the turning angle of the fourth turning assembly to the belt is 115-125 degrees, and the turning angle of the fifth turning assembly to the belt is 150-160 degrees.

2. The semi-circular tube type belt overturning device for the belt conveyor as claimed in claim 1, wherein the overturning angle of the first belt overturning component to the adhesive tape is 25 °.

3. The belt conveyor semi-circular tube type belt overturning device of claim 1, wherein the overturning angle of the second overturning component to the adhesive tape is 60 degrees.

4. The semi-circular tube type tape overturning device for the belt conveyor as claimed in claim 1, wherein the overturning angle of the fourth overturning component to the tape is 120 °.

5. The belt conveyor semi-circular tube type belt overturning device of claim 1, wherein the overturning angle of the fifth overturning component to the adhesive tape is 155 °.

6. The semi-circular tube type belt overturning device for the belt conveyor according to claim 1, wherein the second overturning assembly, the third overturning assembly and the fourth overturning assembly each comprise a drum roller assembly located on the inner side of the adhesive tape and a carrier roller assembly located on the outer side of the adhesive tape, the drum roller assembly comprises a plurality of drum rollers distributed along the inner side of the adhesive tape, and the carrier roller assembly comprises a plurality of carrier rollers distributed along the outer side of the adhesive tape.

7. The belt conveyor semi-circular tube type turn-up device of claim 1, wherein said first turn-up assembly comprises a plurality of drum-shaped rollers distributed along the inner side of said adhesive tape.

8. The semi-circular tube type belt overturning device for the belt conveyor as claimed in claim 1, wherein the fifth overturning assembly comprises a plurality of supporting rollers distributed along the outer side of the belt.

9. The semi-circular tube type belt overturning device for the belt conveyor according to claim 6 or 7, wherein the radial dimension of the drum-shaped roller is gradually reduced from the middle part to the two ends, the drum-shaped roller comprises a roller shaft and at least two roller bodies, the roller bodies are installed on the roller shaft in a spaced rotation mode, the drum-shaped roller is cut along the radial direction, and generatrices of each roller body, which are positioned on the same side of the roller shaft, are positioned on the same circle.

10. The semi-circular tube type belt overturning device for the belt conveyor as claimed in claim 1, wherein the third overturning assembly overturns the adhesive tape to be semi-circular, the radius of the semi-circle is R, the width of the adhesive tape is B, and B ═ R.

Technical Field

The invention relates to the technical field of belt conveyors, in particular to a semi-circular tube type belt overturning device for a belt conveyor.

Background

The belt conveyor has the advantages of large transportation amount, simple structure, low maintenance cost and the like, and can be widely applied to various industries such as mines, metallurgy, electric power, coal, chemical engineering, light industry, ports and the like, long distance, large bandwidth and large transportation amount belt conveyors are also more and more common, the long transportation stroke of the long distance belt conveyors is long, the transportation of residual materials can cause that return rollers and transportation belts are seriously sticky, the operation burden of the conveyors is increased, if the transportation of materials with larger viscosity or larger self moisture is carried out, the abrasion of the transportation belts can be accelerated, the service life of the transportation belts is shortened, and the condition can be more severe. In addition, the use of tubular belt conveyors for bidirectional transportation in industries such as coal and metallurgy is increasing, and the belt conveyors in the two cases need a belt turning device to turn a working surface to the upper side.

At present, the belt turning device of a common belt conveyor adopts a roller or a carrier roller, the adhesive tape is turned over by 90 degrees in the middle, a 45-degree turning support and a 135-degree turning support are adopted in the front and the back, the belt turning device is simple and practical in structure, but the turning transition is not smooth, the adhesive tape is forced to be turned over, and the service life of the adhesive tape is greatly reduced.

In addition, the belt turning distance of the belt turning device is 22 times of the belt width according to the standard, the belt turning device is basically used for a conveyor with the belt width below B1600MM (the belt width is 1600MM), and for a large-belt-width conveyor such as B2000MM, if the belt turning device is designed according to the design, the belt turning distance reaches 44m, the occupied area is large, and the investment and maintenance cost is increased.

Disclosure of Invention

Aiming at the defects, the technical problems to be solved by the invention are as follows: a semi-circular tube type belt turning device for a belt conveyor with short belt turning distance is provided to reduce the floor area of the belt conveyor.

In order to solve the technical problems, the technical scheme of the invention is as follows:

a belt conveyor is with semicircle tubular belting that turns over, includes: the belt pressing device comprises a first belt pressing roller, a first overturning assembly, a second overturning assembly, a third overturning assembly, a fourth overturning assembly, a fifth overturning assembly and a second belt pressing roller which are sequentially arranged along the running direction of an adhesive tape, wherein the overturning angle of the first overturning assembly to the adhesive tape is 20-30 degrees, the overturning angle of the second overturning assembly to the adhesive tape is 55-65 degrees, the overturning angle of the third overturning assembly to the adhesive tape is 90 degrees, the overturning angle of the fourth overturning assembly to the adhesive tape is 115-125 degrees, and the overturning angle of the fifth overturning assembly to the adhesive tape is 150-160 degrees.

Preferably, the first tape overturning assembly overturns the adhesive tape by an angle of 25 degrees.

Preferably, the turning angle of the second turning assembly to the adhesive tape is 60 °.

Preferably, the turning angle of the fourth turning assembly to the adhesive tape is 120 °.

Preferably, the turning angle of the fifth turning assembly to the adhesive tape is 155 °.

Preferably, the second overturning assembly, the third overturning assembly and the fourth overturning assembly each comprise a drum roller assembly located on the inner side of the adhesive tape and a carrier roller assembly located on the outer side of the adhesive tape, the drum roller assembly comprises a plurality of drum rollers distributed along the inner side of the adhesive tape, and the carrier roller assembly comprises a plurality of carrier rollers distributed along the outer side of the adhesive tape.

Preferably, the first inverting assembly includes a plurality of drum-shaped rollers distributed along an inner side of the adhesive tape.

Preferably, the fifth flipping assembly comprises a plurality of idlers distributed along an outer side of the adhesive tape.

Preferably, the radial size of the drum-shaped roller is gradually reduced from the middle to the two ends, the drum-shaped roller comprises a roller shaft and at least two roller bodies, the roller bodies are rotatably mounted on the roller shaft at intervals and cut the drum-shaped roller along the radial direction, and the generatrix of each roller body on the same side of the roller shaft is on the same circle.

Preferably, the third flipping unit flips the adhesive tape to be semicircular, the radius of the semicircle is R, the width of the adhesive tape is B, and B ═ pi R.

After the technical scheme is adopted, the invention has the beneficial effects that:

along sticky tape traffic direction, the belt conveyor is with semicircle tubular turns over belting and is pressed the cylinder including the first belt pressing cylinder, first upset subassembly, second upset subassembly, third upset subassembly, fourth upset subassembly, fifth upset subassembly and the second that sets up in order. Because the difference between the turnover angles of the adjacent turnover assemblies to the adhesive tape is smaller, particularly the turnover angle of the third turnover assembly to the adhesive tape is 90 degrees, compared with the prior art, the turnover device has the advantages that the turnover distance is short, the turnover transition of the adhesive tape is smooth, and the tape is not damaged.

Because the radial size of drum type roller reduces to both ends by the middle part gradually, the drum type roller includes roller and two at least roll bodys, the roll body interval rotates and installs in the roller, along radially dissecting the drum type roller, the generating line that every roll body is located the roller homonymy all is located same circle, every roll body can be independently rotatory respectively, the linear velocity of every roll body is different, with the inconsistent situation of width direction different position linear velocity when adapting to the sticky tape upset, the friction of drum type roller to the sticky tape has been reduced, the life of sticky tape has been prolonged, and the drum type roller can adjust and the sticky tape between the positive pressure size.

Drawings

FIG. 1 is a schematic structural view of a semi-circular tube type belt turning device for a belt conveyor of the invention;

FIG. 2 is a schematic sectional view taken along line A-A in FIG. 1;

FIG. 3 is a schematic sectional view taken along line B-B in FIG. 1;

FIG. 4 is a schematic cross-sectional view taken along line C-C of FIG. 1;

FIG. 5 is a schematic cross-sectional view taken along line D-D of FIG. 1;

FIG. 6 is a schematic cross-sectional view taken along line E-E of FIG. 1;

FIG. 7 is a schematic sectional view of the drum roller;

in the figure: 1-a first belt press drum; 2-a first flipping component; 21-a first scaffold; 3-a second flipping component; 31-a second scaffold; 4-a third flipping component; 41-a third scaffold; 5-a fourth flipping component; 51-a fourth scaffold; 6-a fifth flip assembly; 61-a fifth support; 7-a second belt pressing roller; 8-adhesive tape; 9-a drum-type roller; 91-a first roller body; 92-a second roller body; 93-a third roller body; 94-roll axis; 10-supporting roller.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1, a semi-circular tube type belt overturning device for a belt conveyor comprises: along the running direction of the adhesive tape 8, the automatic belt pressing machine comprises a first belt pressing roller 1, a first overturning component 2, a second overturning component 3, a third overturning component 4, a fourth overturning component 5, a fifth overturning component 6 and a second belt pressing roller 7 which are sequentially arranged, wherein the overturning angle of the first overturning component 2 to the adhesive tape 8 is 20-30 degrees, preferably 25 degrees, the overturning angle of the second overturning component 3 to the adhesive tape 8 is 55-65 degrees, preferably 60 degrees, the overturning angle of the third overturning component 4 to the adhesive tape 8 is 90 degrees, the overturning angle of the fourth overturning component 5 to the adhesive tape 8 is 115-125 degrees, preferably 120 degrees, and the overturning angle of the fifth overturning component 6 to the adhesive tape 8 is 150-160 degrees, preferably 155 degrees. The first and second belt rollers 1, 7 support the adhesive tape 8.

As shown in fig. 2, the first reversing assembly 2 includes a first support 21 and a plurality of drum rollers 9 rotatably mounted to the first support 21, the plurality of drum rollers 9 being distributed along the inner side of the adhesive tape 8. The first turnover component 2 plays a role in supporting and guiding the adhesive tape 8.

As shown in fig. 3, the second flipping unit 3 includes a second frame 31, a plurality of drum rollers 9 rotatably mounted on the second frame 31, and a plurality of idlers 10 rotatably mounted on the second frame 31, wherein the plurality of drum rollers 9 are distributed along the inner side of the adhesive tape 8, and the plurality of idlers 10 are distributed along the outer side of the adhesive tape 8. The second flipping component 3 mainly plays a role in providing a flipping-up force for the adhesive tape 8 in addition to guiding the adhesive tape 8.

As shown in fig. 4, the third flipping unit 4 includes a third frame 41, a plurality of drum rollers 9 rotatably mounted on the third frame 41, and a plurality of idlers 10 rotatably mounted on the third frame 41, wherein the plurality of drum rollers 9 are distributed along the inner side of the adhesive tape 8, and the plurality of idlers 10 are distributed along the outer side of the adhesive tape 8. The third flipping unit 4 turns over the adhesive tape 8 at an angle of 90 °, and at this time, the adhesive tape 8 is semicircular or elliptical, and when the adhesive tape is semicircular, the radius of the semicircle is R, and the width B of the adhesive tape 8 is pi R. The third turning component 4 has the main function of providing an upward turning acting force for the adhesive tape 8 so as to keep the adhesive tape in a semicircular shape besides supporting and guiding the adhesive tape 8.

As shown in fig. 5, the fourth flipping unit 5 includes a fourth frame 51, a plurality of drum rollers 9 rotatably mounted on the fourth frame 51, and a plurality of idlers 10 rotatably mounted on the fourth frame 51, wherein the plurality of drum rollers 9 are distributed along the inner side of the adhesive tape 8, and the plurality of idlers 10 are distributed along the outer side of the adhesive tape 8. The fourth overturning component 5 plays a role in supporting and guiding the adhesive tape 8.

As shown in fig. 6, the fifth turning assembly 6 includes a fifth bracket 61 and a plurality of idlers 10 rotatably mounted to the fifth bracket 61, and the plurality of idlers 10 are distributed along the outer side of the adhesive tape 8. The fifth turnover component 6 plays a supporting role for the adhesive tape.

As shown in fig. 7, the drum-shaped roller 9 is olive-shaped, the radial size of the drum-shaped roller is gradually reduced from the middle to the two ends, the drum-shaped roller 9 includes a roller shaft 94 and three roller bodies, the three roller bodies are a first roller body 91, a second roller body 92 and a third roller body 93, the three roller bodies are rotatably mounted on the roller shaft 92 at intervals, the three roller bodies can rotate independently and are cut along the radial direction, and the generatrixes of the three roller bodies located on the same side of the roller shaft 94 are located on the same circle. The structure of the drum roller 9 is explained by taking three roller bodies as an example, and the number of the roller bodies is set as required in practical application.

The present invention is explained by taking a belt conveyor for bidirectional transportation as an example, the belt conveyor for bidirectional transportation can not only convey goods on the upper belt but also convey goods on the lower belt, but only one side surface of the adhesive tape 8 is a working surface, so that when the upper belt is converted into the lower belt, a turnover device is needed to turn the adhesive tape 8 over 180 degrees so as to make the working surface of the lower belt face upward.

During the upset of sticky tape 8, the horizontally sticky tape 8 is through first pressing belt roller 1 back, earlier by first upset subassembly 2 upset to 25, overturn to 60 by second upset subassembly 3 again, overturn to 90 by third upset subassembly 4 again, overturn to 120 by fourth upset subassembly 5 again, overturn to 155 by fifth upset subassembly 6 again, the sticky tape 8 overturns for the level when pressing belt roller 7 through the second at last, and at this moment, the working face of lower area is up, and lower area can transport the goods.

The semi-circular tube type belt overturning device for the belt conveyor is provided with 25 degrees, 60 degrees, 90 degrees, 120 degrees and 155 degrees of overturning devices, the difference between adjacent overturning angles is small, particularly the middle overturning angle is 90 degrees, and compared with the prior art, the semi-circular tube type belt overturning device has the advantages that the overturning distance is short, the overturning transition of an adhesive tape 8 is smooth, and the adhesive tape is not damaged.

Second upset subassembly 3, third upset subassembly 4 and fourth upset subassembly 5 adopt drum type roller 9, drum type roller 9 comprises three roll body, three roll body can be independently rotatory respectively, the linear velocity of three roll body is different, in order to adapt to the inconsistent situation of width direction different position linear velocity when 8 upset of sticky tape, the friction of drum type roller 9 to sticky tape 8 has been reduced, the life of sticky tape 8 has been prolonged, drum type roller 9 can adjust and sticky tape 8 between the positive pressure size.

The present invention is explained by taking a belt conveyor for bidirectional transport as an example, and the semicircular tube type belt overturning device for a belt conveyor of the present invention can also be applied to a tube type belt conveyor.

The foregoing is illustrative of the best mode of the invention and details not described herein are within the common general knowledge of a person of ordinary skill in the art. The scope of the present invention is defined by the appended claims, and any equivalent modifications based on the technical teaching of the present invention are also within the scope of the present invention.