Double arc plate load-bearing conveyor

Abstract

The present invention relates to a conveyor, in particular to a double arc plate type load-bearing conveyor. It comprises a plurality of double arc trough plates, longitudinal side guide rails are arranged on both sides of the upper part of the frame, rollers on both sides of the double arc trough plates are placed on the side guide rails, a plurality of double arc trough plates are fixedly connected to the traction chain, the double arc trough plates comprise a horizontal portion and arc portions at both ends of the horizontal portion, the bottom surface of the horizontal portion of each double arc trough plate is fixedly connected to a support frame, the support frame comprises a reinforcing beam and a slide plate, the cross section of the transversely arranged reinforcing beam is U-shaped or H-shaped, the reinforcing beam is fixedly connected to the double arc trough plate, the horizontal slide plate is fixedly connected to the bottom surface of the reinforcing beam, the slide plate is Z-shaped, the middle part of the slide plate is longitudinally arranged, the two ends of the slide plate extend out of the reinforcing beam, the middle part of the slide plate is placed on the support wheel, and the support wheel is connected to the frame through the middle longitudinal beam. The present invention solves the damage to the double arc trough plates caused by the material bin pressure, doubles the service life of the wearing parts, and solves the problem that the double arc trough plates cannot obtain continuous effective support and operation for the heavy bin pressure.

Description

Technical Field

[0001] The invention relates to a conveyor, in particular to a double arc plate type load-bearing conveyor. Background Art

[0002] In the heavy industrial production fields such as mining, building materials, metallurgy, chemical industry, coal, etc., it is often necessary to evenly and quantitatively release a large amount of granular materials stored in a huge silo from the bottom of the silo and transfer them to the next process or other conveying equipment; in this case, a double arc plate load-bearing conveyor will inevitably be used. However, this type of conveyor on the market is mainly divided into two categories: heavy-duty and medium-duty; heavy-duty is a single arc form, and medium-duty is a double arc form. Its main features are: the heavy-duty single arc form has a large load-bearing capacity and poor sealing of materials; the medium-duty double arc form has good sealing and poor load-bearing capacity. Summary of the invention

[0003] The present invention aims to solve the above-mentioned technical problems and provides a double-arc plate type load-bearing conveyor, which solves the problem that the double-arc trough plate cannot obtain continuous effective support and operation for heavy object storage pressure.

[0004] The present invention solves the technical problem and adopts the following technical solution:

[0005] A double-arc plate load-bearing conveyor comprises a frame, a driving device, a transmission device, and a plurality of double-arc trough plates. Both sides of the upper part of the frame are provided with longitudinal side guide rails. Rollers on both sides of the double-arc trough plates are placed on the side guide rails. The plurality of double-arc trough plates are fixedly connected to traction chains. The double-arc trough plates comprise a horizontal portion and arc portions at both ends of the horizontal portion. The bottom surface of the horizontal portion of each double-arc trough plate is fixedly connected to a support frame. The support frame comprises a reinforcing beam and a slide plate. The cross-section of the reinforcing beam is U-shaped or H-shaped. The transversely arranged reinforcing beam is fixedly connected to the double-arc trough plate. The horizontal slide plate is fixedly connected to the bottom surface of the reinforcing beam. The slide plate is Z-shaped. The middle part of the slide plate is longitudinally arranged. Both ends of the slide plate extend out of the reinforcing beam. The middle part of the slide plate is placed on a supporting wheel. The supporting wheel is connected to the frame through an intermediate longitudinal beam.

[0006] Compared with the prior art, the present invention using the above technical solution has the following beneficial effects:

[0007] The problem of damage to the double arc groove plate caused by material silo pressure is solved, the demand for drive device power is reduced, the service life of wearing parts is doubled, and the problem that the double arc groove plate cannot obtain continuous effective support and operation against heavy silo pressure is solved.

[0008] Further, the optimization scheme of the present invention is:

[0009] A front rib plate is arranged between the front end of the slide plate and the reinforcement beam, and a rear rib plate is arranged between the rear end of the slide plate and the double arc groove plate.

[0010] The front end and the rear end of the slide plate are respectively located on the inner sides of the front end surface and the rear end surface of the double arc groove plate.

[0011] The middle longitudinal beam includes a left middle longitudinal beam and a right middle longitudinal beam, the left middle longitudinal beam and the right middle longitudinal beam are channel steels, the notches of the left middle longitudinal beam and the right middle longitudinal beam are arranged back to back, the support wheel is placed between the left middle longitudinal beam and the right middle longitudinal beam, and the support shaft of the support wheel is respectively connected to the left middle longitudinal beam and the right middle longitudinal beam through U-shaped bolts.

[0012] The supporting shaft of the supporting wheel is provided with an oil channel, the inner end of the oil channel is communicated with the bearing, the outer end of the oil channel is communicated with the inner end of the oil filling pipe, and the outer end of the oil filling pipe is fixed on the side plate of the frame.

[0013] The wheelbase of the support wheel is smaller than the pitch of the traction chain. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is a front view of an embodiment of the present invention;

[0015] Figure 2 yes Figure 1 A top view of

[0016] Figure 3 yes Figure 1 Left view of

[0017] Figure 4 is a front view of a rack according to an embodiment of the present invention;

[0018] Figure 5 yes Figure 4 A top view of

[0019] Figure 6 is a schematic diagram of the installation of the support wheel according to an embodiment of the present invention;

[0020] Figure 7 2 is a front view of a double arc groove plate according to an embodiment of the present invention;

[0021] Figure 8 yes Figure 7 Left view of

[0022] Fig. 9 is a front view of a support frame according to an embodiment of the present invention;

[0023] Fig.10 yes Fig. 9 A top view of

[0024] Fig.11 yes Fig. 9 Left view of

[0025] Fig.12 is a schematic diagram of a skateboard according to an embodiment of the present invention;

[0026] Fig.13 is a schematic diagram of a front rib plate of an embodiment of the present invention;

[0027] Fig.14 is a schematic diagram of a rear rib plate of an embodiment of the present invention;

[0028] Fig.15 is a front view of the outer chain link conveying trough of an embodiment of the present invention;

[0029] Fig.16 yes Fig.15 A top view of

[0030] Fig.17 yes Fig.15 Left view of

[0031] Fig.18 This is a front view of the inner chain link conveying trough of an embodiment of the present invention;

[0032] Fig.19 yes Fig.18 A top view of

[0033] Fig. 20 yes Fig.18 Left view of

[0034] Fig.21 yes Fig.18 AA section view.

[0035] In the figure: frame 1; leg 1-1; frame 1-2; column 1-3; crossbeam 1-4; left longitudinal beam 1-5; right longitudinal beam 1-6; upper guide rail 1-7; lower guide rail 1-8; left middle longitudinal beam 1-9; right middle longitudinal beam 1-10; drive device 2; frequency conversion motor 2-1; reducer 2-2; torque arm 2-3; bracket 2-4; transmission device 3; driving shaft 3-1; driving sprocket 3-2; driven shaft 3-3; tensioning sprocket 3-4; traction chain 3-5; double arc groove plate 4; horizontal part 4-1; arc part 4-2; roller bracket 4-3; roller 4-4; wheel axle 4-5; reinforcement beam 4-6; slide plate 4-7; front rib plate 4-8; rear rib plate 4-9; side baffle 4-10; support wheel 5; support shaft 5-1; U-bolt 5-2; oil filling pipe 5-3. DETAILED DESCRIPTION

[0036] The present invention is further described in detail below with reference to the accompanying drawings and embodiments.

[0037] See also Figure 1 , Figure 2 , Figure 3The present embodiment is a double arc plate type load-bearing conveyor, which is composed of a frame 1, a driving device 2, a transmission device 3 and a double arc groove plate 4. The frame 1 is composed of legs 1-1, a frame 1-2, columns 1-3, crossbeams 1-4, left longitudinal beams 1-5, right longitudinal beams 1-6, upper guide rails 1-7 and lower guide rails 1-8. The frame 1-2 is a rectangular welded component. The legs 1-1 are welded at the four corners of the bottom of the frame 1-2. A plurality of columns 1-3 are symmetrically welded on the longitudinal frames on both sides of the frame 1-2. The columns 1-3 are H-shaped steels. Crossbeams 1-4 are welded between the columns 1-3 on both sides. The crossbeams 1-4 are channel steels. The front flange plates and rear flange plates of each column 1-3 are symmetrically welded with crossbeams 1-4. The left and right ends of the crossbeam 1-4 are respectively welded with longitudinal left longitudinal beams 1-5 and right longitudinal beams 1-6. The left longitudinal beams 1-5 and right longitudinal beams 1-6 are channel steels with notches facing downwards. The upper parts of the left longitudinal beams 1-5 and right longitudinal beams 1-6 are respectively welded with full-length upper guide rails 1-7, which are light rails. A longitudinal lower guide rail 1-8 is welded between the legs 1-1 on each side. The lower guide rail 1-8 is a channel steel. The notch of the lower guide rail 1-8 faces downward. A horizontal guide plate is welded to the upper part of the lower guide rail 1-8. The upper guide rail 1-7 and the lower guide rail 1-8 are arranged along the transport direction.

[0038] The transmission device is installed on the frame 1-2, and the transmission device is composed of a driving shaft 3-1, a driving sprocket 3-2, a driven shaft 3-3, a tensioning sprocket 3-4, a traction chain 3-5 and a bearing seat. The driving shaft 3-1 is installed at the front end of the frame 1-2 through the bearing seat, and the driving sprockets 3-2 are installed at both ends of the driving shaft 3-1. The driven shaft 3-3 is installed at the rear end of the frame 1-2 through the bearing seat. The tensioning sprockets 3-4 are installed at both ends of the driven shaft 3-3. The traction chains 3-5 are installed between the driving sprockets 3-2 and the tensioning sprockets 3-4 on both sides. The driving shaft 3-1 is driven by the driving device 2 on the left side of the frame 1. The driving device 2 is composed of a frequency conversion motor 2-1 and a reducer 2-2. The hollow output shaft of the reducer 2-2 is connected to the driving shaft 3-1 through a key. The reducer 2-2 is provided with a torque arm 2-3, and the lower end of the torque arm 2-3 is installed on the bracket 2-4 on the left side of the leg 1-1.

[0039] A plurality of transverse double arc groove plates 4 are installed between the traction chains 3-5 on both sides. The double arc groove plates 4 are composed of a horizontal portion 4-1 and arc portions 4-2 at the front and rear ends thereof. The arc portions 4-2 protrude from the horizontal portion 4-1. Roller brackets 4-4 are welded to the two ends of the bottom surface of the horizontal portion 4-1. The rollers 4-4 are connected to the roller brackets 4-4 through axles 4-5. The rollers 4-4 at the upper part of the traction chain 3-5 are placed on the upper guide rail 1-7, and the rollers 4-4 at the lower part of the traction chain 3-5 are placed on the guide plate of the lower guide rail 1-8. A support frame is provided on the bottom surface of the horizontal portion 4-1 of each double arc groove plate 4. The support frame is composed of a reinforcing beam 4-6 and a slide plate 4-7. The cross section of the reinforcing beam 4-6 is U-shaped or H-shaped, and the material is channel steel or H-shaped steel. In this embodiment, the reinforcing beam 4-6 is a channel steel with the notch facing upward. The reinforcing beam 4-6 is arranged horizontally and is welded to the double arc groove plate 4. A horizontal slide plate 4-7 is welded to the bottom surface of the reinforcement beam 4-6. The slide plate 4-7 is Z-shaped. The middle part of the slide plate 4-7 is longitudinally arranged. The front and rear ends of the slide plate 4-7 extend out of the front and rear ends of the reinforcement beam 4-6 respectively. The front and rear ends of the slide plate 4-7 are respectively located inside the front and rear ends of the double arc groove plate 4. A triangular front rib plate 4-8 is arranged between the front end of the slide plate 4-7 and the reinforcement beam 4-6. A rear rib plate 4-9 is arranged between the rear end of the slide plate 4-7 and the double arc groove plate 4. The rear rib plate 4-9 is flag-shaped. Side baffles 4-10 are welded to the upper parts of the left and right ends of the double arc groove plate 4. One of the two adjacent double arc groove plates on the traction chain 3-5 is an inner chain link conveying groove, and the other is an outer chain link conveying groove. The roller 4-4 is installed on the double arc groove plate 4 of the inner chain link conveying groove.

[0040] The middle part of the slide plate 4-7 is placed on the support wheel 5, and the support wheel 5 is installed on the middle longitudinal beam. The middle longitudinal beam is composed of two parallel left middle longitudinal beams 1-9 and right middle longitudinal beams 1-10. The left middle longitudinal beam 1-9 and the right middle longitudinal beam 1-10 are channel steels. The notches of the left middle longitudinal beam 1-9 and the right middle longitudinal beam 1-10 are arranged opposite to each other. The left middle longitudinal beam 1-9 and the right middle longitudinal beam 1-10 are welded to the cross beam 1-4. There is a gap between the left middle longitudinal beam 1-9 and the right middle longitudinal beam 1-10. A plurality of support wheels 5 are installed in the gap. The support wheel 5 is connected to the support shaft 5-1 through a bearing. The two ends of the support shaft 5-1 are respectively installed on the left middle longitudinal beam 1-9 and the right middle longitudinal beam 1-10 through U-bolts 5-2. The wheelbase of the support wheel 5 is smaller than the pitch of the traction chain 3-5. The support shaft 5 - 1 of the support wheel 5 is provided with an oil channel, the inner end of which is connected to the bearing, and the outer end of which is connected to the inner end of the oil filling pipe 5 - 3 , and the outer end of the oil filling pipe 5 - 3 is fixed to the side plate of the frame 1 .

[0041] The present invention welds a reinforcing beam under the double arc groove plate to improve the bending and torsional rigidity of the bottom plate and to fill the height difference between the arc segment of the double arc plate and the bottom plate at the center; a sliding plate is welded on the bottom surface of the reinforcing beam, and a plurality of groove plates are combined to form a smooth and flat running surface, and maintain the continuity of mutual intersection, and when the chain is pulled to the driving sprocket and the tensioning sprocket of the active shaft to make a circular motion, they maintain non-interference with each other and run smoothly through the arc segment. The support point spacing of the support wheel is smaller than the pitch P value of the traction chain, so that each double arc groove plate can obtain strong and effective relative support when it passes through the bottom of the silo to withstand the material silo pressure, so that the carrying mechanism overcomes the minimum friction resistance and moves forward to realize the main machine function. According to the width of the frame and the double arc groove plate, a plurality of support frames are arranged on the double arc groove plate, and a plurality of support wheels cooperating with the support frames are arranged on the frame.

[0042] The above description is only a preferred feasible embodiment of the present invention, and does not limit the scope of rights of the present invention. All equivalent structural changes made using the contents of the present invention description and drawings are included in the scope of rights of the present invention.

Claims

1. A double arc plate type load-bearing conveyor, comprising a frame, a driving device, a transmission device, and a plurality of double arc trough plates, both sides of the upper part of the frame are provided with longitudinal side guide rails, rollers on both sides of the double arc trough plates are placed on the side guide rails, the plurality of double arc trough plates are fixedly connected to the traction chain, the double arc trough plates include a horizontal portion and arc portions at both ends of the horizontal portion, and are characterized in that: The bottom surface of the horizontal part of each double arc groove plate is fixedly connected to the support frame, and the support frame includes a reinforcing beam and a sliding plate. The cross section of the transversely arranged reinforcing beam is U-shaped or H-shaped. The reinforcing beam is fixedly connected to the double arc groove plate, and the horizontal sliding plate is fixedly connected to the bottom surface of the reinforcing beam. The sliding plate is Z-shaped, and the middle part of the sliding plate is longitudinally arranged. Both ends of the sliding plate extend out of the reinforcing beam. The middle part of the sliding plate is placed on the supporting wheel, and the supporting wheel is connected to the frame through the middle longitudinal beam. The middle longitudinal beam includes a left middle longitudinal beam and a right middle longitudinal beam, the left middle longitudinal beam and the right middle longitudinal beam are channel steels, the notches of the left middle longitudinal beam and the right middle longitudinal beam are arranged back to back, the support wheel is placed between the left middle longitudinal beam and the right middle longitudinal beam, and the support shaft of the support wheel is respectively connected to the left middle longitudinal beam and the right middle longitudinal beam through U-shaped bolts.

2. The double arc plate type load-bearing conveyor according to claim 1, characterized in that: A front rib plate is arranged between the front end of the slide plate and the reinforcement beam, and a rear rib plate is arranged between the rear end of the slide plate and the double arc groove plate.

3. The double arc plate type load-bearing conveyor according to claim 1, characterized in that: The front end and the rear end of the slide plate are respectively located on the inner sides of the front end surface and the rear end surface of the double arc groove plate.

4. The double arc plate type load-bearing conveyor according to claim 1, characterized in that: The supporting shaft of the supporting wheel is provided with an oil channel, the inner end of the oil channel is communicated with the bearing, the outer end of the oil channel is communicated with the inner end of the oil filling pipe, and the outer end of the oil filling pipe is fixed on the side plate of the frame.

5. The double arc plate type load-bearing conveyor according to claim 1, characterized in that: The wheelbase of the support wheel is smaller than the pitch of the traction chain.

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