CN204021893U - A kind of buffering transition frame of ship unloaders - Google Patents
A kind of buffering transition frame of ship unloaders Download PDFInfo
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- CN204021893U CN204021893U CN201420460854.3U CN201420460854U CN204021893U CN 204021893 U CN204021893 U CN 204021893U CN 201420460854 U CN201420460854 U CN 201420460854U CN 204021893 U CN204021893 U CN 204021893U
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Abstract
The utility model discloses a kind of buffering transition frame of ship unloaders, buffering transition chord position is above floor conveyor, floor conveyor comprises organizes flat idler more, dual-side roller, often group flat idler and dual-side roller form the groove of support belt, described buffering transition frame comprises upper frame, multiple carrier roller frame, each carrier roller frame installs plain-barreled roll, left cross roll, right cross roll, left cross roll, plain-barreled roll, the spill that right cross roll forms support belt lifts groove, it is consistent with the groove direction on floor conveyor that spill lifts groove, to arrange along belt direction under multiple carrier roller frame is fixed on upper frame, it is the highest that spill on middle carrier roller frame lifts groove, spill on the carrier roller frame of both sides is lifted groove height and is reduced gradually.The utility model, by changing the height of multiple carrier roller frame in buffering transition frame, changing the setting angle of carrier roller frame, improves the effect of load-transfer device between carrier roller frame and floor conveyor during transition, reduces the infringement to load-transfer device.
Description
Technical field
The utility model relates to a kind of buffering transition frame of ship unloaders.
Background technology
Grab bucket ship unloader is the ship unloading equipment of the major bulkss such as coal, ore, sandy soil, the main composition mechanism of grab bucket ship unloader comprise grab bucket and hoist, switching mechanism, wheeling mechanism, cart walking mechanism, cantilever luffing mechanism, hopper and Feed system etc.Grab bucket captures material in cabin, grab bucket to be moved to after above hopper open grab bucket by wheeling mechanism, and material is cut through hopper, vibra feeder, material and held device etc. under the arm and deliver on floor conveyor.To the impact of floor conveyor when falling to prevent material, the transition frame of erection buffering again above floor conveyor.Owing to there is drop between the carrier roller frame in buffering transition frame and the carrier roller frame of floor conveyor, the load-transfer device being loaded with material by cushion transition frame shift to the carrier roller frame of floor conveyor time, owing to there is the gradient, can there is depression in various degree in load-transfer device, accelerates the wearing and tearing of load-transfer device.Slope place on the conveyor belt in addition, especially when heavy duty, load-transfer device is easily clamped on the junction of plain-barreled roll and cross roll, causes the steel wire fracture of load-transfer device, and rubber cover is damaged.
Summary of the invention
Technical problem to be solved in the utility model be overcome prior art above-mentioned deficiency and a kind of buffering transition frame of ship unloaders is provided, by changing the height of multiple carrier roller frame before and after in buffering transition frame, changing the setting angle of carrier roller frame, improve the effect of load-transfer device between carrier roller frame and floor conveyor during transition, reduce the infringement to load-transfer device.
The technical scheme in the invention for solving the above technical problem is: a kind of buffering transition frame of ship unloaders, buffering transition chord position is above floor conveyor, floor conveyor comprises organizes flat idler more, dual-side roller, often group flat idler and dual-side roller form the groove of support belt, described buffering transition frame comprises upper frame, multiple carrier roller frame, each carrier roller frame installs plain-barreled roll, left cross roll, right cross roll, left cross roll, plain-barreled roll, the spill that right cross roll forms support belt lifts groove, it is consistent with the groove direction on floor conveyor that spill lifts groove, to arrange along belt direction under multiple carrier roller frame is fixed on upper frame, it is the highest that spill on middle carrier roller frame lifts groove, spill on the carrier roller frame of both sides is lifted groove height and is reduced gradually.
Preferred carrier roller frame structure: each carrier roller frame comprises underframe, two arms, under underframe is fixed on upper frame by arm, on underframe, the right and left symmetry installs left cross roll, right cross roll, two parallel plain-barreled rolls are installed in the both sides, front and back of underframe, plain-barreled roll on carrier roller frame is parallel with the flat idler on floor conveyor, and the lower end of described two cross rolls is three-dimensional crossing with the two ends, left and right of two plain-barreled rolls.
The arm of above-mentioned carrier roller frame and horizontal angle are carrier roller frame stagger angle, and in multiple carrier roller frame, middle carrier roller frame stagger angle is right angle, and the carrier roller frame of both sides is symmetrical and all to intermediate, inclined, and the carrier roller frame stagger angle of both sides reduces gradually.
Preferred stagger angle scheme: first is 86.3 degree with last carrier roller frame stagger angle, second is 89.45 degree with penultimate carrier roller frame stagger angle, and middle carrier roller frame stagger angle is 90 degree.
Above-mentioned left cross roll, right cross roll are equal with the angle of plain-barreled roll respectively, are cross roll inclination angle; In multiple carrier roller frame, the cross roll inclination angle on middle carrier roller frame is maximum, and the carrier roller frame cross roll inclination angle of both sides reduces gradually; Outermost carrier roller frame cross roll inclination angle is greater than the dual-side roller of floor conveyor and the angle of flat idler.
Preferred cross roll inclination angle scheme: the dual-side roller of floor conveyor and the angle of flat idler are 35 degree, first is 37 degree with the cross roll inclination angle of last carrier roller frame, second is 40 degree with the cross roll inclination angle of penultimate carrier roller frame, and the cross roll inclination angle of middle carrier roller frame is 42 degree.
Preferred plain-barreled roll mount scheme: the both sides, front and back of the base support body of underframe fix the left clamp of plain-barreled roll, the right clamp of plain-barreled roll respectively; With special-shaped through hole in the middle of the left clamp of plain-barreled roll, the top of special-shaped through hole is divided into circular hole, and bottom is divided into bar hole; The right clamp of plain-barreled roll has bar-shaped trough near upper limb, draw-in groove side and upper limb by chamfered transition; The two ends, left and right of plain-barreled roll rotating shaft snap in the bar hole of the left clamp of plain-barreled roll and the bar-shaped trough of the right clamp of plain-barreled roll respectively.
Preferred cross roll mount scheme: the right edge support body of underframe is fixed clamp under clamp on cross roll, cross roll; On cross roll, clamp is near the upper end of underframe side support body, has " 7 " shape groove near lower edge; Cross roll clamp is bolted tabular locking plate, in the middle of locking plate, has had manhole; Under cross roll, clamp is near the lower end of underframe side support body, and have special-shaped through hole in the middle of clamp under cross roll, the top of special-shaped through hole is divided into circular hole, and bottom is divided into bar hole; The lower end of right cross roll rotating shaft snaps in the bar hole of clamp under cross roll, and the horizontal segment of " 7 " shape groove of clamp on cross roll is put in the upper end of rotating shaft, and the manhole of locking plate entangles rotating shaft; The installation site of left cross roll and the installation site symmetry of right cross roll, mounting structure is identical.
Compared with prior art, the utility model has the advantage of: 1, cushion in transition frame and multiple carrier roller frame is set, the height of both sides carrier roller frame reduces gradually, make the plain-barreled roll on carrier roller frame, cross roll moves closer to floor conveyor, load-transfer device is by cushioning transition frame conveyer angled transition earthward, mobile more steady, avoid causing load-transfer device wide-angle to bend or depression because highly suddenly falling, stressed excessive and damage.2, each carrier roller frame is arranged two cross rolls, two plain-barreled rolls, plain-barreled roll is parallel with the flat idler on floor conveyor, and cross roll lower end is three-dimensional crossing with the two ends, left and right of two plain-barreled rolls, after laying load-transfer device, tight between cross roll and plain-barreled roll, avoids load-transfer device to be stuck between plain-barreled roll and cross roll.In multiple carrier roller frame; the carrier roller frame of both sides is symmetrical and all to intermediate, inclined, and the carrier roller frame stagger angle of both sides reduces gradually, is equivalent to increase the radius of curvature of bending segment when buffering transition frame is removed or moved into load-transfer device; decrease the bending degree of load-transfer device, protection load-transfer device.3, the cross roll inclination angle on middle carrier roller frame is maximum, the carrier roller frame cross roll inclination angle of both sides reduces gradually, outermost carrier roller frame cross roll inclination angle is greater than the dual-side roller of floor conveyor and the angle of flat idler, is conducive to preventing belt deflection, improves the stationarity of load-transfer device transmission.4, adopt clamp, locking plate etc. that plain-barreled roll, cross roll are installed, optimize the mounting structure of plain-barreled roll, cross roll, be convenient for changing.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of floor conveyor, buffering transition frame.
Fig. 2 is the left view of floor conveyor, one of them carrier roller frame.
Fig. 3 is the front view of buffering transition frame.
Fig. 4 is the carrier roller frame structural representation of buffering transition frame.
Fig. 5 is the birds-eye view of Fig. 4 middle idler roller frame.
Fig. 6 is the right elevation of Fig. 4 middle idler roller frame.
Fig. 7 is the structural representation of the left clamp of plain-barreled roll.
Fig. 8 is the structural representation of the right clamp of plain-barreled roll.
Fig. 9 is the structural representation of clamp on cross roll.
Figure 10 is the structural representation of locking plate.
Figure 11 is the structural representation of clamp under cross roll.
In figure: 1, floor conveyor, 11, support, 12, flat idler, 13, limit, left side roller, 14, right edge roller; 2, transition frame is cushioned, 21, upper frame, 22, carrier roller frame, 221, arm, 222, underframe, 223, the left clamp of plain-barreled roll, 224, the right clamp of plain-barreled roll, 225, clamp on cross roll, 226, locking plate, 227, clamp under cross roll, 23, plain-barreled roll, 24, right cross roll, 25, left cross roll; 3, load-transfer device.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment, the utility model is further illustrated.
Embodiment, port and pier crab bucket ship unloading system comprises grab bucket, grab bucket operating unit etc., also comprises floor conveyor, buffering transition frame, load-transfer device.As shown in Figure 1, floor conveyor 1 arranges on the ground, load-transfer device 3 is laid in the top of floor conveyor 1, the driver train of floor conveyor 1 can driving conveying belt 3 sway, buffering transition frame 2 be erected at above floor conveyor 1, and load-transfer device 3 wherein one section be laid on buffering transition frame 2 in.
As shown in Figure 1 and Figure 2, floor conveyor comprises support 11, flat idler 12, limit, left side roller 13, right edge roller 14 to the structure of floor conveyor 1.Flat idler 12, dual-side roller 13/14 are many groups, and often group flat idler 12 and dual-side roller 13/14 form the groove of support belt.Support 11 is strut member, flat idler 12 two ends rotating shaft is supported by support 11, the two ends rotating shaft of limit, left side roller 13, right edge roller 14 is also supported by support 11, the symmetrical distribution of dual-side roller, the angle of its rotating shaft and horizontal surface is all C, the top of such flat idler 12, limit, left side roller 13, right edge roller 14 forms groove, after laying load-transfer device, flat idler 12, dual-side roller 13/14 play the effect of lifting, in load-transfer device 3 moving process, flat idler 12, dual-side roller 13/14 also can rotate thereupon.
In the utility model, the angle C of the rotating shaft of limit, the left side roller of preferred floor conveyor 1 13 and right edge roller 14 and flat idler 12, horizontal surface is 35 degree.
As shown in Figure 2 and Figure 3, buffering transition frame 2 comprises plain-barreled roll 23, right cross roll 24, left cross roll 25, carrier roller frame 22, upper frame 21 to the structure of buffering transition frame 2.Carrier roller frame 22 in buffering transition frame 2 is multiple, as shown in Figure 3,
The structure of carrier roller frame 22 as shown in Figures 2 to 6, each carrier roller frame 22 comprises underframe 222, two arms 221, the upper end of arm 221 is fixed on the bottom surface of upper frame 21, the upper end, both sides of the lower end fixed frame 222 of two arms 221, underframe 222 is U-shaped support body, the dual-side of underframe 222 tilts, base level.
The both sides, front and back of the base support body of underframe 222 fix the left clamp of plain-barreled roll 223, the right clamp 224 of plain-barreled roll respectively.As shown in Figure 7, the left clamp 223 of plain-barreled roll is tabular to the structure of the left clamp 223 of plain-barreled roll, and with special-shaped through hole in the middle of it, the top of special-shaped through hole is divided into circular hole, and bottom is divided into bar hole.The structure of the right clamp 224 of plain-barreled roll is as shown in Fig. 6, Fig. 8, and the right clamp 224 of plain-barreled roll is also tabular, has bar-shaped trough near upper limb, draw-in groove side and upper limb by chamfered transition.The two ends, left and right of plain-barreled roll 23 rotating shaft can successively snap in the bar hole of the left clamp of plain-barreled roll 223 and the bar-shaped trough of the right clamp 224 of plain-barreled roll.Like this can at each device in the both sides, front and back of the base support body of underframe 222 plain-barreled roll, two plain-barreled rolls 23 are parallel with the flat idler 12 on floor conveyor.
The right edge support body of underframe 222 to be fixed on cross roll clamp 227 under clamp 225, cross roll.On cross roll, clamp 225 is near the upper end of underframe 222 side support body, and as shown in Figure 9, on cross roll, clamp 225 is tabular to structure, has " 7 " shape groove near lower edge.Clamp 225 has been bolted locking plate 226 to cross roll, and as shown in Figure 10, locking plate 226 is also tabular to structure, and centre has manhole.Under cross roll, clamp 227 is near the lower end of underframe 23 side support body, and as shown in figure 11, under cross roll, clamp 227 is tabular to structure, and have special-shaped through hole in the middle of it, the top of special-shaped through hole is divided into circular hole, and bottom is divided into bar hole.The lower end of right cross roll 24 rotating shaft can snap in the bar hole of clamp 227 under cross roll, after the horizontal segment of " 7 " shape groove of clamp 225 on cross roll is put in the upper end of rotating shaft, after the manhole of locking plate 226 entangles rotating shaft, locking plate 226 is fixing with on clamp 225 on cross roll again, plays the effect of fixing right cross roll 24.
The installation site of left cross roll 25 and the installation site symmetry of right cross roll 24, mounting structure is identical.
After left cross roll 25, two plain-barreled rolls 23, right cross roll 24 are installed, the spill forming support belt lifts groove, and as shown in Figure 2, it is consistent with the groove direction on floor conveyor that the spill on carrier roller frame 22 lifts groove.To arrange along belt direction under multiple carrier roller frame is fixed on upper frame, it is the highest that spill on middle carrier roller frame lifts groove, plain-barreled roll namely in carrier roller frame and the distance h of upper frame 21 minimum, spill on the carrier roller frame of both sides is lifted groove height and is reduced gradually, plain-barreled roll in the carrier roller frame of namely both sides and the distance of upper frame 21 become large gradually, in outermost two carrier roller frames, the distance H of plain-barreled roll and upper frame 21 is maximum, as shown in Figure 3.
After installation, the lower end of left cross roll 25, right cross roll 24 is three-dimensional crossing with the two ends, left and right of two plain-barreled rolls 23, and as the B place in Fig. 2, like this, after laying load-transfer device 3, tight between cross roll and plain-barreled roll, avoids load-transfer device 3 to be stuck between plain-barreled roll and cross roll.
After plain-barreled roll 23, left cross roll 25, right cross roll 24 are installed on the underframe 222 of carrier roller frame 22, the upper side edge of plain-barreled roll 23, left cross roll 25, right cross roll 24 can exceed underframe 222, play support belt 3 to act on, when load-transfer device 3 moves, plain-barreled roll 23, left cross roll 25, right cross roll 24 can be driven to rotate.
After right cross roll 24 is installed on underframe 222, angle is there is between the rotating shaft of right cross roll 24 and horizontal surface, as the included angle A in Fig. 2, Fig. 4 is cross roll inclination angle, and included angle A to be greater than in floor conveyor 1 limit, left side roller 13 or the rotating shaft of right edge roller 14 and the angle C of horizontal surface.In each carrier roller frame 22 in buffering transition frame 2, cross roll inclination angle A is also different, in Fig. 3, from left to right first equal with the cross roll inclination angle of first carrier roller frame 22 from right to left, and angle is minimum, from left to right second equal with the cross roll inclination angle of second carrier roller frame 22 from right to left, and angle is slightly large, cross roll inclination angle the closer to the carrier roller frame 22 of centre is larger, and the cross roll inclination angle of the carrier roller frame 22 of middle is maximum.
In the utility model, preferred cross roll inclination angle is: first is 37 degree with the cross roll inclination angle of first carrier roller frame 22 from right to left from left to right, second is 40 degree with the cross roll inclination angle of second carrier roller frame 22 from right to left from left to right, and the cross roll inclination angle of middle carrier roller frame 22 is all 42 degree.
Carrier roller frame 22 in buffering transition frame 2 is multiple, as shown in Figure 3, multiple carrier roller frame 22 relies on arm 221 to be fixed on below upper frame 21, but carrier roller frame 22 fixed-direction is different, the line of centers of arm 221 above-below direction and horizontal direction there is angle, this angle is carrier roller frame stagger angle.In Fig. 3, middle carrier roller frame stagger angle is right angle, and the carrier roller frame of both sides is symmetrical and all to intermediate, inclined, and the carrier roller frame stagger angle of both sides reduces gradually.First carrier roller frame 22 direction of tilt as shown in Figure 6 from left to right, during installation, its arm 221 tilts to the right, stagger angle is α, cause the plain-barreled roll run-off the straight of carrier roller frame 22 left and right sides like this, plain-barreled roll on the left of carrier roller frame 22 is lower relative to plain-barreled roll 23 position on right side, after plain-barreled roll lays load-transfer device, load-transfer device run-off the straight.When second carrier roller frame is installed, its arm 221 tilts to the right, and stagger angle is β, and the 3rd stagger angle is γ, and the stagger angle of middle carrier roller frame is 90 degree.When first carrier roller frame is installed from right to left, its arm 221 tilts to the left, and stagger angle is α, causes the plain-barreled roll on the left of carrier roller frame higher relative to the plain-barreled roll position on right side like this.Second carrier roller frame arm 221 line of centers tilts to the left from right to left, and stagger angle is β, and the 3rd stagger angle is γ from right to left.The namely carrier roller frame of the left and right sides symmetrically relation, middle carrier roller frame is vertically install, and does not tilt.
In the utility model, preferred carrier roller frame stagger angle is: α is 86.3 degree, and β 89.45 degree, γ are 90 degree.
In order to carrier roller frame is installed firmly, arm 221 is welded with reinforced rib with the junction of upper frame.
Claims (8)
1. the buffering transition frame of ship unloaders, buffering transition chord position is above floor conveyor, floor conveyor comprises organizes flat idler more, dual-side roller, often group flat idler and dual-side roller form the groove of support belt, it is characterized in that: described buffering transition frame comprises upper frame, multiple carrier roller frame, each carrier roller frame installs plain-barreled roll, left cross roll, right cross roll, left cross roll, plain-barreled roll, the spill that right cross roll forms support belt lifts groove, it is consistent with the groove direction on floor conveyor that spill lifts groove, to arrange along belt direction under multiple carrier roller frame is fixed on upper frame, it is the highest that spill on middle carrier roller frame lifts groove, spill on the carrier roller frame of both sides is lifted groove height and is reduced gradually.
2. the buffering transition frame of a kind of ship unloaders according to claim 1, it is characterized in that: each carrier roller frame comprises underframe, two arms, under underframe is fixed on upper frame by arm, on underframe, the right and left symmetry installs left cross roll, right cross roll, two parallel plain-barreled rolls are installed in the both sides, front and back of underframe, plain-barreled roll on carrier roller frame is parallel with the flat idler on floor conveyor, and the lower end of described two cross rolls is three-dimensional crossing with the two ends, left and right of two plain-barreled rolls.
3. the buffering transition frame of a kind of ship unloaders according to claim 2, it is characterized in that: the arm of carrier roller frame and horizontal angle are carrier roller frame stagger angle, in multiple carrier roller frame, middle carrier roller frame stagger angle is right angle, the carrier roller frame of both sides is symmetrical and all to intermediate, inclined, and the carrier roller frame stagger angle of both sides reduces gradually.
4. the buffering transition frame of a kind of ship unloaders according to claim 3, it is characterized in that: first is 86.3 degree with last carrier roller frame stagger angle, second is 89.45 degree with penultimate carrier roller frame stagger angle, and middle carrier roller frame stagger angle is 90 degree.
5. the buffering transition frame of a kind of ship unloaders according to claim 1 and 2, is characterized in that: left cross roll, right cross roll are equal with the angle of plain-barreled roll respectively, is cross roll inclination angle; In multiple carrier roller frame, the cross roll inclination angle on middle carrier roller frame is maximum, and the carrier roller frame cross roll inclination angle of both sides reduces gradually; Outermost carrier roller frame cross roll inclination angle is greater than the dual-side roller of floor conveyor and the angle of flat idler.
6. the buffering transition frame of a kind of ship unloaders according to claim 5, it is characterized in that: the dual-side roller of floor conveyor and the angle of flat idler are 35 degree, first is 37 degree with the cross roll inclination angle of last carrier roller frame, second is 40 degree with the cross roll inclination angle of penultimate carrier roller frame, and the cross roll inclination angle of middle carrier roller frame is 42 degree.
7. the buffering transition frame of a kind of ship unloaders according to claim 2, is characterized in that: the both sides, front and back of the base support body of underframe fix the left clamp of plain-barreled roll, the right clamp of plain-barreled roll respectively; With special-shaped through hole in the middle of the left clamp of plain-barreled roll, the top of special-shaped through hole is divided into circular hole, and bottom is divided into bar hole; The right clamp of plain-barreled roll has bar-shaped trough near upper limb, draw-in groove side and upper limb by chamfered transition; The two ends, left and right of plain-barreled roll rotating shaft snap in the bar hole of the left clamp of plain-barreled roll and the bar-shaped trough of the right clamp of plain-barreled roll respectively.
8. the buffering transition frame of a kind of ship unloaders according to claim 2, is characterized in that: the right edge support body of underframe is fixed clamp under clamp on cross roll, cross roll; On cross roll, clamp is near the upper end of underframe side support body, has " 7 " shape groove near lower edge; Cross roll clamp is bolted tabular locking plate, in the middle of locking plate, has had manhole; Under cross roll, clamp is near the lower end of underframe side support body, and have special-shaped through hole in the middle of clamp under cross roll, the top of special-shaped through hole is divided into circular hole, and bottom is divided into bar hole; The lower end of right cross roll rotating shaft snaps in the bar hole of clamp under cross roll, and the horizontal segment of " 7 " shape groove of clamp on cross roll is put in the upper end of rotating shaft, and the manhole of locking plate entangles rotating shaft; The installation site of left cross roll and the installation site symmetry of right cross roll, mounting structure is identical.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420460854.3U CN204021893U (en) | 2014-08-15 | 2014-08-15 | A kind of buffering transition frame of ship unloaders |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420460854.3U CN204021893U (en) | 2014-08-15 | 2014-08-15 | A kind of buffering transition frame of ship unloaders |
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| CN204021893U true CN204021893U (en) | 2014-12-17 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104985149A (en) * | 2015-06-18 | 2015-10-21 | 钢铁研究总院 | Integrated-shaft and three-roller corner rolling device for continuous casting billet corner rolling |
-
2014
- 2014-08-15 CN CN201420460854.3U patent/CN204021893U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104985149A (en) * | 2015-06-18 | 2015-10-21 | 钢铁研究总院 | Integrated-shaft and three-roller corner rolling device for continuous casting billet corner rolling |
| CN104985149B (en) * | 2015-06-18 | 2017-05-03 | 中达连铸技术国家工程研究中心有限责任公司 | Integrated-shaft and three-roller corner rolling device for continuous casting billet corner rolling |
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