CN109319380B - Telescopic belt conveyor system with folding carrier roller device - Google Patents
Telescopic belt conveyor system with folding carrier roller device Download PDFInfo
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- CN109319380B CN109319380B CN201811481957.7A CN201811481957A CN109319380B CN 109319380 B CN109319380 B CN 109319380B CN 201811481957 A CN201811481957 A CN 201811481957A CN 109319380 B CN109319380 B CN 109319380B
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- belt conveyor
- carrier roller
- track
- bearing
- folding
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G15/00—Conveyors having endless load-conveying surfaces, i.e. belts and like continuous members, to which tractive effort is transmitted by means other than endless driving elements of similar configuration
- B65G15/22—Conveyors having endless load-conveying surfaces, i.e. belts and like continuous members, to which tractive effort is transmitted by means other than endless driving elements of similar configuration comprising a series of co-operating units
- B65G15/26—Conveyors having endless load-conveying surfaces, i.e. belts and like continuous members, to which tractive effort is transmitted by means other than endless driving elements of similar configuration comprising a series of co-operating units extensible, e.g. telescopic
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G39/00—Rollers, e.g. drive rollers, or arrangements thereof incorporated in roller-ways or other types of mechanical conveyors
- B65G39/10—Arrangements of rollers
- B65G39/12—Arrangements of rollers mounted on framework
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structure Of Belt Conveyors (AREA)
Abstract
The invention discloses a telescopic belt conveyor system with a folding carrier roller device, which comprises a belt conveyor structure part and a belt conveyor telescopic part, wherein a carrier roller track is fixed on the belt conveyor structure part, the carrier roller track comprises a high-level track, a low-level track and a connecting track for connecting and receiving the high-level track and the low-level track, and a plurality of folding carrier roller groups which are matched with the carrier roller track and can be folded are fixed on the belt conveyor telescopic part; and when the folding carrier roller group is on the high-level track, the folding carrier roller group is in a folding state, and when the folding carrier roller group is on the low-level track, the folding carrier roller group is in a vertical state, and at the moment, the top end of the folding carrier roller group and the top end of the track carrier roller are in the same horizontal plane. The invention has simple structure and reliable action. Avoiding unnecessary mechanism to scratch the belt and reducing the service life of the belt, the system can not cause the change of the height of the belt, thereby enabling the material to be conveyed more stably.
Description
Technical Field
The invention relates to the field of belt conveyors, in particular to a telescopic belt conveyor system with a folding carrier roller device.
Background
The telescopic belt conveyor system has the important role in bulk cargo transportation equipment, and has the characteristics of multiple purposes and flexible bulk cargo transportation compared with a non-telescopic belt conveyor system.
And the telescopic belt conveyor usually adopts a double-layer carrier roller or realizes a telescopic function through a movable carrier roller with a changed carrier roller distance.
Wherein, the double-layer carrier roller can cause the problems of scattering materials, large dust transportation, influence on the service life of the belt and the like because of the carrier roller type height difference.
The movable idler is mostly realized by chain traction. The belt conveyor has the advantages that the structure is easy, so that the chain is hooked to cause structural failure, the structure is complex, faults and maintenance difficulties are easy to occur, and the belt conveyor has the defects that the chain is scratched and rubbed on the belt in a retracted state, and the like.
Disclosure of Invention
According to the technical problem set forth above, a telescopic belt conveyor system with a folding idler device is provided. The invention adopts the following technical means:
the telescopic belt conveyor system with the folding carrier roller device comprises a belt conveyor structure part, wherein the front end of the belt conveyor structure part is provided with a belt conveyor telescopic part moving groove, a belt conveyor telescopic part which can horizontally move in the belt conveyor telescopic part moving groove is arranged in the belt conveyor telescopic part moving groove, the belt conveyor telescopic part is mainly driven by an electrohydraulic push rod or a winch, carrier roller tracks are respectively fixed on two sides above the belt conveyor telescopic part moving groove, each carrier roller track comprises a high-position track, a low-position track and a connecting track for connecting and receiving the high-position track and the low-position track, the high-position track and the low-position track are arranged in parallel, the extending direction of the high-position track is parallel to the displacement direction of the belt conveyor telescopic part, and the low-position track is arranged at the front end of the belt conveyor structure part; a plurality of fixed carrier rollers are fixed on the upper surface of the belt conveyor structure part between the position corresponding to the high-level track and the rear end of the belt conveyor structure part, and the top ends of the fixed carrier rollers are positioned in the same horizontal plane;
a plurality of foldable carrier roller groups which are matched with the carrier roller tracks and can be folded are fixed on the telescopic part of the belt conveyor; and when the folding carrier roller group is in the high-level track, the folding carrier roller group is in a folding state, when the folding carrier roller group is in the low-level track, the folding carrier roller group is in a vertical state, and at the moment, the top of the folding carrier roller group and the top of the track carrier roller are in the same horizontal plane, and when the folding carrier roller group is used, the belts on all carrier rollers can be ensured to be in the same horizontal plane.
The folding carrier roller set comprises a groove-shaped carrier roller mechanism and a bracket mechanism which is arranged at the bottom of the groove-shaped carrier roller mechanism and is used for fixing the groove-shaped carrier roller mechanism, and the bottom of the bracket mechanism is fixedly connected with the telescopic part of the belt conveyor;
bearing supports fixed on the telescopic part of the belt conveyor are arranged at two ends of the support mechanism, a bearing I is fixed in the bearing supports, and a rotating shaft matched with the bearing I is fixed in the support mechanism; the axis of rotation axis with the length direction coincidence of support mechanism, support mechanism is being close to the both ends of the lateral wall of belt feeder telescopic section shrink direction are fixed with the guiding axle respectively, the axis of guiding axle is on a parallel with the axis of rotation axis, the guiding axle keep away from support mechanism's one end be connected with the guiding wheel subassembly that the guiding axle rotates to be connected, the axis of guiding wheel subassembly with the axis coincidence of guiding axle, the guiding wheel subassembly sets up in the bearing roller track.
The guide wheel assembly comprises a guide wheel and a bearing II sleeved in the guide wheel, the guide shaft is fixedly connected with an inner ring of the bearing II, and an outer ring of the bearing II is fixedly connected with the guide wheel; the two sides of the side wall of the support mechanism are fixedly provided with shaft barrels matched with the guide shafts, the axes of the shaft barrels are parallel to the axes of the rotating shafts, a plurality of groups of fixing holes are formed in the shaft barrels, each group of fixing holes comprises two fixing holes which are arranged up and down, the axes of the two fixing holes which are arranged up and down are perpendicular to the axes of the shaft barrels, the guide shafts are provided with two through holes matched with the fixing holes, the axes of the through holes are perpendicular to the axes of the guide shafts, and the guide shafts penetrate into the shaft barrels;
the folding carrier roller group further comprises two pin shafts I matched with the fixing holes, and the pin shafts I sequentially penetrate through the fixing holes arranged above the shaft cylinder, the through holes and the fixing holes arranged below the shaft cylinder to fix the guide shaft in the shaft cylinder;
the rotating shaft is fixed in the bracket mechanism through a pin shaft II;
the bearing I and the bearing II are both provided with through covers, the rotating shaft penetrates through the through covers to be connected with the bearing I, and the guide shaft penetrates through the through covers to be connected with the bearing II.
The belt conveyor is characterized in that a cushion pad mechanism is fixed on the telescopic part of the belt conveyor and comprises a rubber pad, an adjusting gasket and a fixing bolt, the adjusting gasket is arranged at the bottom of the rubber pad, and the fixing bolt fixes the rubber pad and the adjusting gasket on the telescopic part of the belt conveyor. When the folding carrier roller set is folded, the buffer cushion mechanism plays a role in buffering, and damage caused by direct contact between the folded folding carrier roller set and the telescopic part of the belt conveyor is prevented.
The carrier roller track is an inner clamping type carrier roller track; the high-level track is welded with the connecting track, and a certain gap is formed between the connecting track and the low-level track; so as to adjust the relative position of the lower track.
The utility model discloses a belt feeder, including bearing roller track, bearing roller track mounting flange, bearing roller track pass through the bearing roller track mounting flange with belt feeder fixed part fixed connection, the bearing roller track mounting flange's one end fixed connection with the one end of bearing roller track mounting flange, the other end of bearing roller track mounting flange is equipped with a plurality of bolt holes, the bolt hole is two perpendicular crisscross slotted holes, bearing roller track mounting flange through with bolt hole matched with belt feeder fixed part fixed connection.
The relative position of the carrier roller track can be adjusted up, down, left and right through the bolt holes.
The belt conveyor structure part is provided with a stop matched with the number of the shaft barrels at the position where the telescopic part of the belt conveyor extends to the maximum distance, each stop is arranged above each shaft barrel, the bottom end of each stop is in contact connection with the top end of each shaft barrel, and the top end of each stop is fixedly connected with the belt conveyor structure part. When the telescopic part of the belt conveyor stretches to the maximum stretching distance, the shaft cylinder is in contact connection with the lower surface of the stop, and the stop can prevent the shaft cylinder from rotating or floating up and down.
In the initial state, the guide wheels in the folding carrier roller set are in the high-level track, and the groove carrier roller is in a lying state, namely a folding state; when the telescopic part of the belt conveyor extends forwards, the telescopic part of the belt conveyor runs forwards horizontally, the guide wheel runs forwards in the high-level track, and when the belt conveyor runs to the connecting track, the guide wheel is arranged in the carrier roller track due to the fixed connection between the bearing seat and the telescopic part of the belt conveyor, the position of the guide wheel is slowly lowered, so that the groove-shaped carrier roller slowly rotates around the rotating shaft until the guide wheel runs to the low-level track, the groove-shaped carrier roller is in a vertical standing state, and when standing, the top end of the groove-shaped carrier roller and the top end of the fixed carrier roller are in the same horizontal plane, so that the condition that the belt arranged on the carrier roller has a height difference is avoided; and the guide wheel moves forwards along the low-level track until the guide wheel moves to the position where the stop block is located, and stops moving. When the telescopic part of the belt conveyor is retracted, the groove-shaped carrier roller is converted into a folding state from a standing state, and the groove-shaped carrier roller cannot touch the fixed part of the belt conveyor.
The invention has the following advantages:
1. simple structure and reliable action.
2. Avoiding unnecessary mechanisms from rubbing the belt to reduce the service life of the belt, such as iron chains, wire rope traction and the like.
3. The system can not cause the change of the height of the belt, thereby enabling the material to be conveyed more stably. The carrier roller has a height difference, which can cause scattering and affect the service life of the belt.
Based on the reasons, the invention can be widely popularized in the fields of belt conveyors and the like.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings may be obtained according to the drawings without inventive effort to a person skilled in the art.
Fig. 1 is a schematic structural view of a telescopic belt conveyor system with a folding idler device in an embodiment of the invention.
Fig. 2 is a schematic structural view of a folding idler set according to an embodiment of the present invention.
Fig. 3 is a front view of a folding idler set in accordance with an embodiment of the present invention.
Fig. 4 is a top view of a folding idler set in accordance with an embodiment of the present invention.
Fig. 5 is an enlarged view of the portion a of fig. 3 according to the present invention.
Fig. 6 is an enlarged view of section B of fig. 3 in accordance with the present invention.
Fig. 7 is a schematic view of a telescopic part of a belt conveyor according to an embodiment of the invention.
Fig. 8 is a schematic view of a belt conveyor according to an embodiment of the invention when the telescopic portion is retracted.
FIG. 9 is a schematic view showing the structure of the cushion mechanism according to the embodiment of the present invention.
Fig. 10 is a schematic diagram showing connection between a carrier roller track and a fixed part of a belt retractor in an embodiment of the present invention.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1-10, a telescopic belt conveyor system with a folding carrier roller device comprises a belt conveyor structure part 1, wherein the front end of the belt conveyor structure part 1 is provided with a belt conveyor telescopic part moving groove 11, a belt conveyor telescopic part 2 which can horizontally move in the belt conveyor telescopic part moving groove 11 is arranged in the belt conveyor telescopic part moving groove 11, the belt conveyor telescopic part 2 is mainly driven by an electrohydraulic push rod or winch, carrier roller tracks 3 are respectively fixed on two sides of the upper part of the belt conveyor structure part 1 where the belt conveyor telescopic part moving groove 11 is positioned, the carrier roller tracks 3 comprise a high-level track 31, a low-level track 32 and a connecting track 33 for connecting and receiving the high-level track 31 and the low-level track 32, the high-level track 31 and the low-level track 32 are arranged in parallel, the extending direction of the high-level track 31 is parallel to the displacement direction of the belt conveyor telescopic part 2, and the low-level track 32 is arranged at the front end of the belt conveyor structure part 1; a plurality of fixed carrier rollers 12 are fixed on the upper surface of the belt conveyor structure part 1 between the position corresponding to the high-level track 31 and the rear end of the belt conveyor structure part 1, and the top ends of the fixed carrier rollers 12 are positioned in the same horizontal plane;
a plurality of foldable carrier roller groups 4 which are matched with the carrier roller tracks 3 and can be folded are fixed on the telescopic part 2 of the belt conveyor; and when the folding carrier roller group 4 is in the high-level track 31, the folding carrier roller group 4 is in a folding state, when the folding carrier roller group 4 is in the low-level track 32, the folding carrier roller group 4 is in a vertical state, and at the moment, the top end of the folding carrier roller group 4 and the top end of the track carrier roller 3 are in the same horizontal plane, and when in use, the belts on all carrier rollers can be ensured to be in the same horizontal plane.
The folding carrier roller set 4 comprises a groove-shaped carrier roller mechanism 41 and a bracket mechanism 42 which is arranged at the bottom of the groove-shaped carrier roller mechanism 41 and is used for fixing the groove-shaped carrier roller mechanism 41, and the bottom of the bracket mechanism 42 is fixedly connected with the telescopic part 2 of the belt conveyor;
bearing supports 43 fixed on the telescopic part 2 of the belt conveyor are arranged at two ends of the bracket mechanism 42, a bearing I431 is fixed in the bearing supports 43, and a rotary shaft 421 matched with the bearing I431 is fixed in the bracket mechanism 42; the axis of rotation axis 421 with the length direction coincidence of support mechanism 42, support mechanism 42 is being close to the lateral wall both ends of belt feeder telescopic section 1 shrink direction are fixed with guiding axle 422 respectively, the axis of guiding axle 422 is on a parallel with the axis of rotation axis 421, guiding axle 422 keep away from support mechanism 42 one end be connected with guiding axle 422 swivelling joint's leading wheel subassembly 44, the axis of leading wheel subassembly 44 with the axis coincidence of guiding axle 422, leading wheel subassembly 44 sets up in the bearing roller track 3.
The guide wheel assembly 44 comprises a guide wheel 441 and a bearing II 442 sleeved in the guide wheel 441, the guide shaft 442 is fixedly connected with an inner ring of the bearing II 442, and an outer ring of the bearing II 442 is fixedly connected with the guide wheel 441; the two sides of the side wall of the bracket mechanism 42 are fixed with shaft barrels 423 matched with the guide shaft 422, the axis of the shaft barrels 423 is parallel to the axis of the rotary shaft 421, a plurality of groups of fixing holes are arranged on the shaft barrels 423, each group of fixing holes comprises two fixing holes 424 which are arranged up and down, the axis of the two fixing holes 424 which are arranged up and down is perpendicular to the axis of the shaft barrels 423, the guide shaft 442 is provided with two through holes 443 matched with the fixing holes 424, and the axis of the through holes 443 is perpendicular to the axis of the guide shaft 442;
the folding carrier roller group further comprises two pin shafts I45 matched with the fixing holes 424, and the pin shafts I45 sequentially penetrate through the fixing holes 424 arranged above the shaft cylinders 423, the through holes 443 and the fixing holes 424 arranged below the shaft cylinders 423 to fix the guide shafts 442 in the shaft cylinders 423;
the rotary shaft 421 is fixed in the bracket mechanism 42 through a pin II 425;
the bearing I431 and the bearing II 442 are both provided with a through cover 444, the rotating shaft 421 is connected with the bearing I431 through the through cover 444, and the guide shaft 442 is connected with the bearing II 442 through the through cover 444.
The belt conveyor telescopic part 2 is fixedly provided with a cushion mechanism 5, the cushion mechanism 5 comprises a rubber pad 51, an adjusting gasket 52 and a fixing bolt 53, the adjusting gasket 52 is arranged at the bottom of the rubber pad 51, and the fixing bolt 53 fixes the rubber pad 51 and the adjusting gasket 52 on the belt conveyor telescopic part 2. When the folding carrier roller set 4 is folded, the cushion mechanism 5 plays a role in buffering, and damage caused by direct contact with the telescopic part 2 of the belt conveyor after the folding carrier roller set 4 is folded is prevented.
The carrier roller track 3 is an inner clamping type carrier roller track; the high-level rail 31 is welded with the connecting rail 33, and a certain gap is formed between the connecting rail 33 and the low-level rail 32; so as to adjust the relative position of the lower track 32.
The carrier roller track 3 through carrier roller track mounting flange 34 with belt feeder fixed part fixed connection 1, carrier roller track 3 with the one end fixed connection of carrier roller track mounting flange 34, the other end of carrier roller track mounting flange 34 is equipped with a plurality of bolt holes, the bolt hole is two perpendicular crisscross slotted holes 341, carrier roller track mounting flange 34 through with bolt hole matched with bolt with belt feeder fixed part 1 fixed connection.
The relative position of the carrier roller track 3 can be adjusted up, down, left and right through the bolt holes.
The belt conveyor structure part 1 is provided with a stop 6 matched with the shaft barrels 423 in number at the position where the belt conveyor telescopic part 2 extends out to the maximum distance, each stop 6 is arranged above each shaft barrel 423, the bottom end of each stop 6 is in contact connection with the top end of each shaft barrel 423, and the top end of each stop 6 is fixedly connected with the belt conveyor structure part 1. That is, when the belt conveyor extension 2 is extended to the maximum extension distance, the shaft 423 is in contact with the lower surface of the stopper 6, and the stopper 6 prevents the shaft 423 from rotating or floating up and down.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.
Claims (6)
1. The telescopic belt conveyor system with the folding carrier roller device is characterized by comprising a belt conveyor structure part, wherein the front end of the belt conveyor structure part is provided with a belt conveyor telescopic part moving groove, a belt conveyor telescopic part which can horizontally move in the belt conveyor telescopic part moving groove is arranged in the belt conveyor telescopic part moving groove, carrier roller tracks are respectively fixed on two sides above the belt conveyor telescopic part moving groove, each carrier roller track comprises a high-level track, a low-level track and a connecting track for connecting and receiving the high-level track and the low-level track, the high-level track and the low-level track are arranged in parallel, the extending direction of the high-level track is parallel to the displacement direction of the belt conveyor telescopic part, and the low-level track is arranged at the front end of the belt conveyor structure part; a plurality of fixed carrier rollers are fixed on the upper surface of the belt conveyor structure part between the position corresponding to the high-level track and the rear end of the belt conveyor structure part, and the top ends of the fixed carrier rollers are positioned in the same horizontal plane;
a plurality of foldable carrier roller groups which are matched with the carrier roller tracks and can be folded are fixed on the telescopic part of the belt conveyor; and when the folding carrier roller group is on the high-level track, the folding carrier roller group is in a folding state, and when the folding carrier roller group is on the low-level track, the folding carrier roller group is in a vertical state, and at the moment, the top end of the folding carrier roller group and the top end of the carrier roller track carrier roller are in the same horizontal plane.
2. A telescopic belt conveyor system with a folding idler assembly as in claim 1 wherein: the folding carrier roller set comprises a groove-shaped carrier roller mechanism and a bracket mechanism which is arranged at the bottom of the groove-shaped carrier roller mechanism and is used for fixing the groove-shaped carrier roller mechanism, and the bottom of the bracket mechanism is fixedly connected with the telescopic part of the belt conveyor;
bearing supports fixed on the telescopic part of the belt conveyor are arranged at two ends of the support mechanism, a bearing I is fixed in the bearing supports, and a rotating shaft matched with the bearing I is fixed in the support mechanism; the axis of rotation axis with the length direction coincidence of support mechanism, support mechanism is being close to the both ends of the lateral wall of belt feeder telescopic section shrink direction are fixed with the guiding axle respectively, the axis of guiding axle is on a parallel with the axis of rotation axis, the guiding axle keep away from support mechanism's one end be connected with the guiding wheel subassembly that the guiding axle rotates to be connected, the axis of guiding wheel subassembly with the axis coincidence of guiding axle, the guiding wheel subassembly sets up in the bearing roller track.
3. A telescopic belt conveyor system with a folding idler assembly as in claim 2 wherein: the guide wheel assembly comprises a guide wheel and a bearing II sleeved in the guide wheel, the guide shaft is fixedly connected with an inner ring of the bearing II, and an outer ring of the bearing II is fixedly connected with the guide wheel; the two sides of the side wall of the support mechanism are fixedly provided with shaft barrels matched with the guide shafts, the axes of the shaft barrels are parallel to the axes of the rotating shafts, a plurality of groups of fixing holes are formed in the shaft barrels, each group of fixing holes comprises two fixing holes which are arranged up and down, the axes of the two fixing holes which are arranged up and down are perpendicular to the axes of the shaft barrels, the guide shafts are provided with two through holes matched with the fixing holes, the axes of the through holes are perpendicular to the axes of the guide shafts, and the guide shafts penetrate into the shaft barrels;
the folding carrier roller group further comprises two pin shafts I matched with the fixing holes, and the pin shafts I sequentially penetrate through the fixing holes arranged above the shaft cylinder, the through holes and the fixing holes arranged below the shaft cylinder to fix the guide shaft in the shaft cylinder;
the rotating shaft is fixed in the bracket mechanism through a pin shaft II;
the bearing I and the bearing II are both provided with through covers, the rotating shaft penetrates through the through covers to be connected with the bearing I, and the guide shaft penetrates through the through covers to be connected with the bearing II.
4. A telescopic belt conveyor system with a folding idler assembly as in claim 1 wherein: the belt conveyor is characterized in that a cushion pad mechanism is fixed on the telescopic part of the belt conveyor and comprises a rubber pad, an adjusting gasket and a fixing bolt, the adjusting gasket is arranged at the bottom of the rubber pad, and the fixing bolt fixes the rubber pad and the adjusting gasket on the telescopic part of the belt conveyor.
5. A telescopic belt conveyor system with a folding idler assembly as in claim 1 wherein:
the carrier roller track is an inner clamping type carrier roller track; the high-level track is welded with the connecting track, and a certain gap is formed between the connecting track and the low-level track;
the utility model discloses a belt feeder, including bearing roller track, bearing roller track mounting flange, bearing roller track pass through the bearing roller track mounting flange with belt feeder fixed part fixed connection, the bearing roller track mounting flange's one end fixed connection with the one end of bearing roller track mounting flange, the other end of bearing roller track mounting flange is equipped with a plurality of bolt holes, the bolt hole is two perpendicular crisscross slotted holes, bearing roller track mounting flange through with bolt hole matched with belt feeder fixed part fixed connection.
6. A telescopic belt conveyor system with a folding idler assembly as in claim 3 wherein: the belt conveyor structure part is provided with a stop matched with the number of the shaft barrels at the position where the telescopic part of the belt conveyor extends to the maximum distance, each stop is arranged above each shaft barrel, the bottom end of each stop is in contact connection with the top end of each shaft barrel, and the top end of each stop is fixedly connected with the belt conveyor structure part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811481957.7A CN109319380B (en) | 2018-12-05 | 2018-12-05 | Telescopic belt conveyor system with folding carrier roller device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811481957.7A CN109319380B (en) | 2018-12-05 | 2018-12-05 | Telescopic belt conveyor system with folding carrier roller device |
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| CN109319380A CN109319380A (en) | 2019-02-12 |
| CN109319380B true CN109319380B (en) | 2023-10-03 |
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| CN201811481957.7A Active CN109319380B (en) | 2018-12-05 | 2018-12-05 | Telescopic belt conveyor system with folding carrier roller device |
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