CN108128597B - Folding, unloading height adjusting and belt tensioning device and belt conveyor - Google Patents
Folding, unloading height adjusting and belt tensioning device and belt conveyor Download PDFInfo
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- CN108128597B CN108128597B CN201810021805.2A CN201810021805A CN108128597B CN 108128597 B CN108128597 B CN 108128597B CN 201810021805 A CN201810021805 A CN 201810021805A CN 108128597 B CN108128597 B CN 108128597B
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- connecting rod
- rod
- hinged
- locking mechanism
- bolt
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- 230000007246 mechanism Effects 0.000 claims abstract description 64
- 238000007599 discharging Methods 0.000 claims abstract description 15
- 238000012423 maintenance Methods 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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
- B65G21/00—Supporting or protective framework or housings for endless load-carriers or traction elements of belt or chain conveyors
- B65G21/10—Supporting or protective framework or housings for endless load-carriers or traction elements of belt or chain conveyors movable, or having interchangeable or relatively movable parts; Devices for moving framework or parts thereof
- B65G21/12—Supporting or protective framework or housings for endless load-carriers or traction elements of belt or chain conveyors movable, or having interchangeable or relatively movable parts; Devices for moving framework or parts thereof to allow adjustment of position of load-carrier or traction element as a whole
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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
- B65G23/00—Driving gear for endless conveyors; Belt- or chain-tensioning arrangements
- B65G23/44—Belt or chain tensioning arrangements
Abstract
The invention relates to a belt conveyor, in particular to a folding, unloading height adjusting and belt tensioning device and a belt conveyor, which are applied to the belt conveyor, wherein the belt conveyor is provided with a lower conveying frame and an upper conveying frame, the rear end of the lower conveying frame is hinged with the rear end of a main frame, and the rear end of the upper conveying frame is hinged with the front end of the lower conveying frame; one end of the oil cylinder is rotatably connected with the main frame; the device also comprises a roller bracket provided with a folding locking mechanism, a tensioning locking mechanism and a discharging height adjusting locking mechanism. Compared with the prior art, the invention has the beneficial effects that: 3 functions (unloading height adjustment, belt tensioning and conveyor folding) are realized by a group of oil cylinders, so that the cost is further reduced, and the complexity and maintenance difficulty of the system are reduced.
Description
Technical Field
The invention relates to a belt conveyor, in particular to a device for folding, discharging height adjustment and belt tensioning and the belt conveyor.
Background
Belt conveyors are one of the key components of mobile equipment to accomplish material transport. The folding function of the conveyor effectively reduces the height of the whole machine and solves the problem of height limitation of the whole machine; the discharging height adjusting function can improve the applicability of complete machine operation; the belt tensioning function achieves belt power transmission, and power is transmitted to the conveying belt through the driving roller. In the prior art, a plurality of sets of mechanisms are adopted to respectively realize three functions, the structure is complex, the cost is high, and the maintenance and guarantee difficulty is high.
Most of the prior schemes realize one function or two functions by a group of oil cylinders, and no integrated mechanism for realizing three functions by a group of oil cylinders exists.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a folding, unloading height adjusting and belt tensioning device and a belt conveyor, wherein 3 functions are realized by a group of oil cylinders: the unloading height of the conveyor is adjusted, the conveyor is folded and the belt is tensioned, so that the cost is further reduced, and the complexity and maintenance difficulty of the system are reduced.
In order to achieve the above object, the present invention adopts the following technical scheme: the device is applied to a belt conveyor, the belt conveyor is provided with a lower conveying frame and an upper conveying frame, the rear end of the lower conveying frame is hinged with the rear end of the main frame, and the rear end of the upper conveying frame is hinged with the front end of the lower conveying frame; one end of the oil cylinder is rotatably connected with the main frame; the device also comprises a roller bracket provided with a folding locking mechanism, a tensioning locking mechanism and a discharging height adjusting locking mechanism;
when the tensioning locking mechanism and the folding locking mechanism are in a locking state and the discharging height adjusting locking mechanism is in an unlocking state, the roller bracket is fixed, and the oil cylinder drives the telescopic rod assembly to extend or retract so as to enable the discharging height to rise or fall;
when the tensioning locking mechanism is in an unlocking state, the unloading height adjusting locking mechanism and the folding locking mechanism are in locking states, the telescopic rod assembly is fixed, and the cylinder drives the roller bracket to move forwards or backwards so as to tension or loosen a belt;
when the folding locking mechanism is in an unlocking state, the unloading height adjusting locking mechanism and the tensioning locking mechanism are in locking states, the telescopic rod assembly is fixed, and the oil cylinder drives the upper section conveying rack to rotate clockwise or anticlockwise and enables the upper section conveying rack to fold or unfold.
The roller support frame is arranged at the front end of the upper section conveying frame, the rear end of the roller support frame is hinged with the connecting rod III, the front end of the roller support frame is connected with the roller assembly, and the roller assembly is arranged at the outer side of the upper section conveying frame.
One end of the telescopic rod assembly is hinged with the main frame, and the other end of the telescopic rod assembly is hinged with the lower conveying frame; one end of the oil cylinder is hinged with the front end of the main frame, and the other end of the oil cylinder is hinged with the second connecting rod.
The telescopic rod assembly comprises a first rod, a third bolt and a second rod, wherein a first through hole and a second through hole are respectively formed in the front end and the rear end of the first rod, and a plurality of third through holes are uniformly formed in the surface of the second rod; the first rod is a hollow rod, the second rod can be inserted into the first rod, when the second rod is inserted into a certain position in the first rod, the first through hole or the second through hole of the first rod is aligned with the third through hole of the second rod, and the third bolt is simultaneously inserted into the first through hole or the second through hole and the third through hole, so that the mutual fixation of the first rod and the second rod is realized.
The unloading height adjusting locking mechanism comprises a third bolt, when the third bolt is simultaneously inserted into the through holes of the first rod and the second rod and the mutual fixation of the first rod and the second rod is realized, and the telescopic rod assembly is in a locking state; and pulling out the third bolt, and then the unloading height adjusting locking mechanism is in an unlocking state.
The hinge positions of the second connecting rod and the oil cylinder, the first connecting rod, the third connecting rod and the upper section conveying frame are respectively positioned at different positions of the second connecting rod; the oil cylinder is hinged to the top of the second connecting rod, the lower conveying frame is hinged to the center of the rear end of the second connecting rod through the first connecting rod, the third connecting rod is hinged to the top angle position of the front end of the second connecting rod, and the bottom of the rear end of the upper conveying frame is hinged to the lower end of the second connecting rod.
The folding locking mechanism comprises a second bolt, a third connecting rod and a first bolt, wherein the second bolt is simultaneously inserted into a through hole of the upper section conveying frame and a through hole on the roller bracket to fix the roller bracket on the upper section conveying frame; the front end of the connecting rod III is hinged with the rear end of the roller bracket, and the rear end of the connecting rod III is hinged with the front end of the connecting rod II; the first bolt is simultaneously inserted into the through hole of the upper section conveying rack and the through hole of the lower section conveying rack to connect the upper section conveying rack and the lower section conveying rack; when the second bolt is inserted, the connecting rod III is dismounted, and the first bolt is pulled out, the folding locking mechanism is in an unlocking state, the driving oil cylinder enables the piston rod of the oil cylinder to extend, and at the moment, the connecting rod II rotates clockwise for approximately 180 degrees, and the upper section conveying rack is driven to fold by the clockwise rotation of the connecting rod II.
The tensioning locking mechanism comprises a detachable connecting rod I and a detachable second bolt, and when the connecting rod I is hinged to the connecting rod II and the second bolt is simultaneously inserted into the upper section conveying rack and the roller bracket, the tensioning locking mechanism is in a locking state; when the first connecting rod is dismounted and the second bolt is pulled out, the driving oil cylinder drives the second connecting rod to rotate clockwise to a designated position, and drives the third connecting rod to rotate anticlockwise and move forward, and the roller bracket moves forward to realize tensioning; and then the second bolt is inserted so that the belt is kept in a tensioning state.
The lower conveying frame is hinged with the main frame through a hinge point support; the upper section conveying rack is hinged with the lower section conveying rack and is fixed by a first bolt; two ends of the first connecting rod are respectively hinged with the lower conveying frame and the second connecting rod; the roller support is inserted into the groove of the upper section conveying frame and can move back and forth in the groove, the roller support is hinged with the connecting rod III, and the roller support is simultaneously inserted into corresponding holes of the upper section conveying frame and the roller support by a second bolt for fixation.
The invention also provides a belt conveyor with means for folding, discharge height adjustment and belt tensioning.
Compared with the prior art, the invention has the beneficial effects that: 3 functions (unloading height adjustment, belt tensioning and conveyor folding) are realized by a group of oil cylinders, so that the cost is further reduced, and the complexity and maintenance difficulty of the system are reduced.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention. In the drawings:
FIG. 1 is a front view of an apparatus according to one embodiment of the present invention;
FIG. 2 is a top view of an apparatus according to one embodiment of the invention;
FIG. 3 is a schematic view of a telescopic rod assembly according to an embodiment of the present invention;
FIG. 4 is a flow chart of the operation of the present invention;
FIG. 5 is a discharge height adjustment status diagram of one embodiment of the present invention;
FIG. 6 is a folded state diagram of one embodiment of the present invention;
FIG. 7 is a tensioning state diagram of one embodiment of the present invention;
FIG. 8 is a default view of the lower conveyor frame of one embodiment of the invention;
FIG. 9 is a schematic diagram of an upper conveyor frame according to one embodiment of the invention;
FIG. 10 is a schematic view of a first connecting rod according to one embodiment of the present invention;
FIG. 11 is a schematic view of a second connecting rod according to an embodiment of the present invention;
fig. 12 is a schematic view of a third link of an embodiment of the present invention.
Detailed Description
The technical scheme of the invention is further described in detail through the drawings and the embodiments.
The specific embodiments of the present invention are to facilitate further explanation of the concept of the present invention, the technical problems to be solved, the technical features constituting the technical solutions, and the technical effects brought thereby. The description of these embodiments does not limit the present invention. The technical features of the embodiments of the present invention described below may be combined with each other as long as they do not collide with each other.
In the description of the present invention, it should be understood that the terms "front," "rear," "top," "bottom," "inner," "outer," "upper," "lower," and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely to facilitate description of the present invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the scope of the present invention.
In the prior art, most of the oil cylinders realize one function or two functions, and no integrated mechanism for realizing three functions by one oil cylinder is available. Aiming at the problems, the invention provides the following technical solutions, wherein 3 functions are realized by a group of oil cylinders: the unloading height of the conveyor is adjusted, the conveyor is folded and the belt is tensioned, so that the cost is further reduced, and the complexity and maintenance difficulty of the system are reduced.
In one illustrative embodiment of the folding, discharge height adjustment and belt tensioning apparatus of the present invention, as shown in fig. 1-12, the folding, discharge height adjustment and belt tensioning apparatus is applied to a belt conveyor having a lower conveyor frame 2 and an upper conveyor frame 10, the lower conveyor frame 2 being hinged at its rear end to the rear end of a main frame 3, the upper conveyor frame 10 being hinged at its rear end to the front end of the lower conveyor frame 2, and further comprising a telescopic rod assembly 4, an oil cylinder 5 (i.e., a telescopic oil cylinder), a roller bracket 11 provided with a folding locking mechanism, a tensioning locking mechanism, and a discharge height adjustment locking mechanism. The roller bracket 11 is arranged at the front end of the upper section conveying frame 10, the rear end of the roller bracket 11 is hinged with the connecting rod III 9, the front end of the roller bracket is connected with the roller assembly 13, and the roller assembly 13 is positioned at the outer side of the upper section conveying frame. One end of the telescopic rod component 4 is hinged with the main frame, and the other end is hinged with the lower section conveying frame. One end of the oil cylinder is hinged with the front end of the main frame, and the other end of the oil cylinder is hinged with the second connecting rod 8. One end of the oil cylinder is rotatably connected with the main frame. All hinge sites are rotatably connected.
When the tensioning locking mechanism and the folding locking mechanism are in a locking state and the discharging height adjusting locking mechanism is in an unlocking state, the roller bracket is fixed, and the oil cylinder 5 drives the telescopic rod assembly to extend or retract so as to enable the discharging height to rise or fall;
when the tensioning locking mechanism is in an unlocking state, and the unloading height adjusting locking mechanism and the folding locking mechanism are both in locking states, the telescopic rod assembly is fixed, the cylinder 5 drives the roller support to move forwards or backwards through the telescopic action of the cylinder, and the roller assembly is moved forwards or backwards to tension or loosen a belt, and the forwards is moved rightwards in fig. 1.
The folding locking mechanism is in an unlocking state, the unloading height adjusting locking mechanism and the tensioning locking mechanism are in locking states, the telescopic rod assembly is fixed, and the oil cylinder 5 drives the upper conveyor frame to rotate clockwise or anticlockwise through the expansion of the oil cylinder and enables the upper conveyor frame to fold or unfold.
As a preferred embodiment of the discharge height adjustment lock mechanism and telescoping rod assembly, it is shown in connection with fig. 3. The telescopic rod assembly 4 comprises a first rod 4-1, a third bolt 4-2, a second rod 4-3 and a cotter pin 4-4, wherein after the third bolt 4-2 is inserted into the through holes of the first rod and the second rod, the cotter pin 4-4 is inserted into the bottom of the third bolt; the front end and the rear end of the rod one 4-1 are respectively provided with a first through hole 411 and a second through hole 412, and a plurality of third through holes 431 are uniformly arranged on the surface of the rod two 4-3. The first rod is a hollow rod, the second rod can be inserted into the first rod, when the second rod is inserted into a certain position in the first rod, the first through hole or the second through hole of the first rod is aligned with the third through hole of the second rod, the third bolt 4-2 is simultaneously inserted into the first through hole or the second through hole and the third through hole, namely, the first rod and the second rod are simultaneously inserted into the through holes of the first rod and the second rod, the first rod and the second rod are mutually fixed, and at the moment, the discharging height adjusting locking mechanism is in a locking state. When the telescopic rod assembly is required to be stretched, the piston rod of the oil cylinder is stretched, and the oil cylinder rotates relative to the main frame, so that the rod I moves upwards, and the exposed part of the rod II is lengthened; when the telescopic rod assembly is required to shrink, the piston rod of the oil cylinder shrinks, and meanwhile, the oil cylinder rotates relative to the main frame, so that the rod moves downwards, the exposed part of the rod II is shortened, and the rod I moves continuously (figure 5).
The unloading height-adjusting locking mechanism comprises a third bolt 4-2, wherein the third bolt 4-2 is simultaneously inserted into the first through hole or the second through hole and the third through hole, namely, the first through hole and the second through hole are simultaneously inserted into the first through hole and the second through hole, the first through hole and the second through hole are mutually fixed, the height of the telescopic rod assembly cannot be adjusted at the moment, and the telescopic rod assembly is locked. When the third pin 4-2 is removed, the discharge height adjustment locking mechanism is in an unlocked state.
The hinge positions of the second connecting rod and the oil cylinder, the first connecting rod, the third connecting rod and the upper section conveying frame are respectively positioned at different positions of the second connecting rod. From the view shown in fig. 1, the connecting rod is of a triangle-like structure, the oil cylinder is hinged to the top of the second connecting rod (namely, the oil cylinder hinge point 5-1), the lower section conveying frame is hinged to the center of the rear end of the second connecting rod (namely, the first connecting rod hinge point 7-1) through the first connecting rod, the third connecting rod is hinged to the top angle position of the front end of the second connecting rod (namely, the third connecting rod hinge point 9-1) (fig. 11 and 2), the rear end bottom of the upper section conveying frame is hinged to the lower end of the second connecting rod (namely, the upper section conveying frame hinge point 10-1), and the upper position (namely, the lower end of the second connecting rod) is in an untensioned and unfolded state, namely, the position in fig. 1. As a preferred embodiment of the folding locking mechanism, the folding locking mechanism comprises a second bolt 12, a connecting rod III 9 and a first bolt 6, wherein the second bolt 12 is simultaneously inserted into a through hole of the upper section conveying frame and a through hole on the roller bracket to fix the roller bracket on the upper section conveying frame; through holes of the upper section conveying frame correspond to the through holes on the roller support. The front end of the third connecting rod 9 is hinged with the rear end of the roller bracket, and the rear end of the third connecting rod is hinged with the front end of the second connecting rod 8. The first bolt 6 is used for fixing the upper section conveying rack and the lower section conveying rack, and is inserted into the through hole of the upper section conveying rack and the through hole of the lower section conveying rack at the same time, and the positions of the two through holes are corresponding. When the second bolt is inserted, the connecting rod III is dismounted and the first bolt is pulled out, the folding locking mechanism is in an unlocking state, the oil cylinder is driven to extend the piston rod of the oil cylinder (at the moment, the connecting rod II rotates clockwise to be close to 180 degrees, namely, the top of the rear end of the connecting rod II moves forwards, namely, the position of a hinging point between the connecting rod II and the oil cylinder moves forwards, the connecting rod I also rotates clockwise, and the clockwise rotation of the connecting rod II drives the upper conveying frame to be folded (namely, rotates to be close to 180 degrees), and the folding mechanism is shown in fig. 6).
As a preferred embodiment of the tensioning and locking structure, the tensioning and locking mechanism comprises a detachable first connecting rod 7 and a second bolt 12, and when the first connecting rod 7 is hinged to the second connecting rod and enables the upper section conveying rack to be fixedly connected with the lower section conveying rack and the second bolt to be inserted into the upper section conveying rack and the roller bracket, the tensioning and locking mechanism is in a locking state. When the first connecting rod 7 is dismounted and the second bolt is pulled out, the driving oil cylinder 5 enables the oil cylinder to extend, the second connecting rod is driven to rotate clockwise to a designated position, the rotation of the second connecting rod drives the third connecting rod to rotate anticlockwise and move forwards (the forward movement is right movement, and the backward movement is left movement), and tensioning is achieved; a second pin is inserted (to fix the roller bracket so that it is stationary) so that the belt remains tensioned.
Specifically, the device comprises: the device comprises a hinge point support, a lower conveying frame, a main frame, a telescopic rod component, an oil cylinder 5, a first bolt 6, a first connecting rod 7, a second connecting rod 8, a third connecting rod 9, an upper conveying frame 10, a roller bracket 11, a second bolt 12 and a roller component 13.
The installation and matching relation of each component is as follows: the lower section conveying frame 2 is hinged with the main frame 3 through a hinge point support 1, the main frame 3 is hinged with a telescopic rod assembly 4, and the other end of the telescopic rod assembly 4 is hinged with the lower section conveying frame. The two ends of the oil cylinder 5 are respectively hinged with the main frame and the second 3 connecting rod 8. The upper section conveying frame 10 is hinged with the lower section conveying frame and is fixed by a first bolt 6. Two ends of the first connecting rod 7 are respectively hinged with the lower conveying frame and the second connecting rod 8. Two ends of the connecting rod III 9 are respectively hinged with the roller bracket 11 and the connecting rod II 8. The second connecting rod 8 is hinged with the oil cylinder 5, the third connecting rod 9, the first connecting rod 7 and the upper section conveying frame 10 respectively. The roller bracket 11 is inserted into the groove 10-2 of the upper section conveying frame and hinged with the connecting rod III 9, and is inserted into a corresponding hole of the upper section conveying frame by the second bolt 12 for fixation. The roller assembly 13 is bolted to the roller bracket 11.
It should be noted that the foregoing embodiments of the present invention are merely examples, and are not intended to limit the scope of the present invention, and all equivalent structures or equivalent processes using the content of the present invention or direct or indirect application in other related technical fields are included in the scope of the present invention.
Claims (5)
1. The device is applied to a belt conveyor, the belt conveyor is provided with a lower conveying frame and an upper conveying frame, the rear end of the lower conveying frame is hinged with the rear end of a main frame, and the rear end of the upper conveying frame is hinged with the front end of the lower conveying frame; the device also comprises a roller bracket provided with a folding locking mechanism, a tensioning locking mechanism and a discharging height adjusting locking mechanism; the roller support is arranged at the front end of the upper section conveying frame;
when the tensioning locking mechanism and the folding locking mechanism are in a locking state and the discharging height adjusting locking mechanism is in an unlocking state, the roller bracket is fixed, and the oil cylinder drives the telescopic rod assembly to extend or retract so as to enable the discharging height to rise or fall;
when the tensioning locking mechanism is in an unlocking state, the unloading height adjusting locking mechanism and the folding locking mechanism are in locking states, the telescopic rod assembly is fixed, and the cylinder drives the roller bracket to move forwards or backwards so as to tension or loosen a belt;
when the folding locking mechanism is in an unlocking state, the unloading height adjusting locking mechanism and the tensioning locking mechanism are in locking states, the telescopic rod assembly is fixed, and the oil cylinder drives the upper section conveying rack to rotate clockwise or anticlockwise and enables the upper section conveying rack to fold or unfold;
the roller support is arranged at the front end of the upper section conveying frame, the rear end of the roller support is hinged with the connecting rod III, the front end of the roller support is connected with the roller assembly, and the roller assembly is positioned at the outer side of the upper section conveying frame;
one end of the telescopic rod assembly is hinged with the main frame, and the other end of the telescopic rod assembly is hinged with the lower conveying frame; one end of the oil cylinder is hinged with the front end of the main frame, and the other end of the oil cylinder is hinged with the second connecting rod;
the hinge positions of the second connecting rod and the oil cylinder, the first connecting rod, the third connecting rod and the upper section conveying frame are respectively positioned at different positions of the second connecting rod; the oil cylinder is hinged to the top of the second connecting rod, the lower conveying frame is hinged to the center of the rear end of the second connecting rod through the first connecting rod, the third connecting rod is hinged to the top angle position of the front end of the second connecting rod, and the bottom of the rear end of the upper conveying frame is hinged to the lower end of the second connecting rod;
the folding locking mechanism comprises a second bolt, a third connecting rod and a first bolt, wherein the second bolt is simultaneously inserted into a through hole of the upper section conveying frame and a through hole on the roller bracket to fix the roller bracket on the upper section conveying frame; the front end of the connecting rod III is hinged with the rear end of the roller bracket, and the rear end of the connecting rod III is hinged with the front end of the connecting rod II; the first bolt is simultaneously inserted into the through hole of the upper section conveying rack and the through hole of the lower section conveying rack to connect the upper section conveying rack and the lower section conveying rack; when the second bolt is inserted, the connecting rod III is disassembled, and the first bolt is pulled out, the folding locking mechanism is in an unlocking state, the cylinder is driven to extend the cylinder piston rod, at the moment, the connecting rod II rotates clockwise, and the connecting rod II rotates clockwise to drive the upper section conveying frame to fold;
the tensioning locking mechanism comprises a detachable connecting rod I and a detachable second bolt, and when the connecting rod I is hinged to the connecting rod II and the second bolt is simultaneously inserted into the upper section conveying rack and the roller bracket, the tensioning locking mechanism is in a locking state; when the first connecting rod is dismounted and the second bolt is pulled out, the driving oil cylinder drives the second connecting rod to rotate clockwise to a designated position, and drives the third connecting rod to rotate anticlockwise and move forward, and the roller bracket moves forward to realize tensioning; and then the second bolt is inserted so that the belt is kept in a tensioning state.
2. The device for folding, discharging height adjustment and belt tensioning according to claim 1, wherein the telescopic rod assembly comprises a first rod, a third bolt and a second rod, wherein a first through hole and a second through hole are respectively formed in the front end and the rear end of the first rod, and a plurality of third through holes are uniformly formed in the surface of the second rod; the first rod is a hollow rod, the second rod can be inserted into the first rod, when the second rod is inserted into a certain position in the first rod, the first through hole or the second through hole of the first rod is aligned with the third through hole of the second rod, and the third bolt is simultaneously inserted into the first through hole or the second through hole and the third through hole, so that the mutual fixation of the first rod and the second rod is realized.
3. The apparatus for folding, discharging height adjusting and belt tensioning according to claim 2, wherein said discharging height adjusting locking mechanism comprises a third pin, when the third pin is inserted into the through holes of the first and second rods and the mutual fixation of the first and second rods is achieved, the telescopic rod assembly is in a locked state; and pulling out the third bolt, and then the unloading height adjusting locking mechanism is in an unlocking state.
4. The folding, discharge height adjustment and belt tensioning device of claim 1 wherein the lower conveyor frame is hinged to the main frame by a hinge point mount; the upper section conveying rack is hinged with the lower section conveying rack and is fixed by a first bolt; two ends of the first connecting rod are respectively hinged with the lower conveying frame and the second connecting rod; the roller support is inserted into the groove of the upper section conveying frame and can move back and forth in the groove, the roller support is hinged with the connecting rod III, and the roller support is simultaneously inserted into corresponding holes of the upper section conveying frame and the roller support by a second bolt for fixation.
5. A belt conveyor having the folding, discharge height adjustment and belt tensioning apparatus of any one of claims 1-4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810021805.2A CN108128597B (en) | 2018-01-10 | 2018-01-10 | Folding, unloading height adjusting and belt tensioning device and belt conveyor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810021805.2A CN108128597B (en) | 2018-01-10 | 2018-01-10 | Folding, unloading height adjusting and belt tensioning device and belt conveyor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108128597A CN108128597A (en) | 2018-06-08 |
| CN108128597B true CN108128597B (en) | 2024-03-15 |
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| CN201810021805.2A Active CN108128597B (en) | 2018-01-10 | 2018-01-10 | Folding, unloading height adjusting and belt tensioning device and belt conveyor |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109607053B (en) * | 2019-01-15 | 2024-01-26 | 长春合心机械制造有限公司 | Sunroof conveyer |
| CN113184457B (en) * | 2021-05-12 | 2022-05-17 | 徐州徐工矿业机械有限公司 | Belt conveyor for moving vertical shaft impact type crushing station and operation method thereof |
| CN114455343B (en) * | 2022-03-24 | 2024-04-12 | 杭州市仁和粮食储备有限公司 | Packaging grain unloading system |
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