CN111332831A - Mechanized cargo bridge and erection method thereof - Google Patents
Mechanized cargo bridge and erection method thereof Download PDFInfo
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- CN111332831A CN111332831A CN201911276773.1A CN201911276773A CN111332831A CN 111332831 A CN111332831 A CN 111332831A CN 201911276773 A CN201911276773 A CN 201911276773A CN 111332831 A CN111332831 A CN 111332831A
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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
- B65G69/00—Auxiliary measures taken, or devices used, in connection with loading or unloading
- B65G69/28—Loading ramps; Loading docks
- B65G69/30—Non-permanently installed loading ramps, e.g. transportable
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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
- B65G69/00—Auxiliary measures taken, or devices used, in connection with loading or unloading
- B65G69/22—Horizontal loading or unloading platforms
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- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a mechanized cargo bridge and an erection method thereof, wherein the mechanized cargo bridge comprises the following steps: the device comprises a supporting leg A, a supporting leg B, a universal traveling wheel, a wheel type chassis, a bridge joint jacking mechanism and a vehicle body bridge joint which are arranged on the wheel type chassis, a tail bridge joint, a front end bridge joint, a tail bridge joint folding/unfolding driving mechanism and a front end bridge joint folding/unfolding driving mechanism which are arranged on the vehicle body bridge joint; the height of the mechanical cargo bridge is adjustable, and the height requirements of cargo holds of different transport planes can be met; the mechanical cargo bridge and the erection method thereof have the advantages of high degree of mechanization, low labor intensity, short operation time and high efficiency; the loading and unloading requirements of self-propelled equipment can be met, and the loading and unloading requirements of non-self-propelled equipment can also be met.
Description
Technical Field
The invention relates to a cargo bridge, in particular to a mechanized cargo bridge and an erection method thereof.
Background
At present, the research of China on loading and unloading bridges of a conveyor is relatively deficient, and the bridges in the prior art mainly adopt a split mounting type structure, require a large amount of manpower to carry out split mounting operation, and have the disadvantages of high labor intensity, long operation time and low efficiency.
Therefore, the development of a mechanized cargo bridge matched with a large-scale transport plane is necessary by combining the loading and unloading guarantee requirements of air transport in China.
Disclosure of Invention
In view of the above, the invention provides a mechanical cargo bridge, which can meet the requirements of self-propelled equipment and non-self-propelled equipment for loading and unloading conveyors, and is adjustable in height, and can adapt to the heights of cargo holds of different conveyors.
The technical scheme of the invention is as follows: a mechanized cargo bridge, comprising: the device comprises a supporting leg A, a supporting leg B, a universal traveling wheel, a wheel type chassis, a bridge joint jacking mechanism and a vehicle body bridge joint which are arranged on the wheel type chassis, a tail bridge joint, a front end bridge joint, a tail bridge joint folding/unfolding driving mechanism and a front end bridge joint folding/unfolding driving mechanism which are arranged on the vehicle body bridge joint;
the front end of the vehicle body bridge section is hinged with the front end of the wheel type chassis, the rear end of the vehicle body bridge section is connected with the rear end of the wheel type chassis through a bridge section jacking mechanism, and the bridge section jacking mechanism is used for driving the vehicle body bridge section to rotate around a hinged shaft of the vehicle body bridge section and the wheel type chassis;
one end of the front end bridge section is hinged with the front end of the vehicle body bridge section, and the other end of the front end bridge section is provided with a supporting leg A; the front end bridge section can rotate around a hinge shaft of the front end bridge section and the vehicle body bridge section under the driving of the front end bridge section folding/unfolding driving mechanism, so that the front end bridge section can be folded or unfolded;
one end of the tail bridge joint is hinged with the rear end of the vehicle body bridge joint, and the other end of the tail bridge joint is provided with a universal traveling wheel and a supporting leg B; the tail bridge section can rotate around a hinge shaft of the tail bridge section and the vehicle body bridge section under the driving of the tail bridge section folding/unfolding driving mechanism, so that the tail bridge section can be folded or unfolded.
Preferably, the front-end bridge section folding/unfolding driving mechanism is a double-cylinder bridge frame a, the tail bridge section folding/unfolding driving mechanism is a double-cylinder bridge frame B, and both the double-cylinder bridge frame a and the double-cylinder bridge frame B include: the device comprises a bridge frame and two hydraulic cylinders;
the cylinder body ends of two hydraulic cylinders of the double-cylinder span-span bridge frame A are respectively connected with the upper part of the front end of a bridge section of the car body and one end of the front end bridge section, the piston ends of the two hydraulic cylinders are hinged at two opposite end points on the span-span bridge frame, and the front end of the bridge section of the car body and one end of the front end bridge section connected with the front end of the bridge section of the car body are also respectively hinged with the span-span bridge frame;
the cylinder bodies of the two hydraulic cylinders of the double-cylinder span structure B are respectively connected with the upper part of the rear end of the bridge section of the car body and one end of the bridge section at the tail part, the piston ends of the two hydraulic cylinders are hinged at two opposite end points on the span structure, and the rear end of the bridge section of the car body and one end of the bridge section at the tail part, which are connected with the rear end of the bridge section of the car body, are respectively hinged with the span structure of the double-cylinder span structure B.
Preferably, the rear end of the wheel chassis vehicle is provided with a chute A; the rear end of the bridge section of the vehicle body is provided with a chute B; bridge section climbing mechanism includes: pneumatic cylinder and jacking frame, the jacking frame includes: two bracing pieces of mutual articulated, the cylinder body end and wheeled chassis car fixed connection of bridge section climbing mechanism's pneumatic cylinder, the piston end links to each other and with spout A sliding fit with the one end of a bracing piece of jacking frame, and the one end of another bracing piece of jacking frame is fixed on wheeled chassis car, and the articulated department of two bracing pieces passes through the spout B sliding fit of pulley and automobile body bridge section rear end on the jacking frame.
Preferably, the front end bridge section and the tail end bridge section both comprise more than two bridge sections, adjacent bridge sections of the front end bridge section are hinged to each other to realize folding or unfolding of the adjacent bridge sections, and adjacent bridge sections of the tail end bridge section are hinged to each other to realize folding or unfolding of the adjacent bridge sections.
Preferably, the legs a and B are both telescopic structures.
A mechanical cargo bridge erection method, for the erection of loading and unloading cargo bridge of the self-propelled equipment, while transporting the state, front end bridge section, afterbody bridge section are folded and put above the bridge section of car body, the bridge section jack-up mechanism is in the lowest position; the wheel type chassis vehicle runs to a set position behind a cargo hold of the conveyor, the vehicle is parked outside the cargo hold of the conveyor, under the action of a tail bridge joint folding/unfolding driving mechanism and a front bridge joint folding/unfolding driving mechanism, a front bridge joint and a tail bridge joint are respectively unfolded, universal traveling wheels on the tail bridge joint are extended out at the same time to be used as traveling wheels of the tail bridge joint, then the wheel type chassis vehicle is driven into the tail of the cargo hold of the conveyor to enable the front bridge joint on the wheel type chassis vehicle to be in butt joint with the cargo hold of the conveyor, a support leg A on the front bridge joint is extended out to be supported in a ground contact manner, the universal traveling wheels on the tail bridge joint are retracted to enable the rear end of the tail bridge joint to be supported in a ground contact manner, and the erection of a self-;
for the erection of a non-self-assembly loading and unloading cargo bridge, when in a transportation state, a front end bridge section and a tail end bridge section are folded and stored above a vehicle body bridge section, and a bridge section jacking mechanism is positioned at the lowest position; the wheeled chassis vehicle is driven to a set position behind a cargo hold of the conveyor, the vehicle is parked outside the cargo hold of the conveyor, under the action of a tail bridge joint folding/unfolding driving mechanism and a front bridge joint folding/unfolding driving mechanism, a front bridge joint and a tail bridge joint are respectively unfolded, universal traveling wheels on the tail bridge joint are extended out at the same time to be used as traveling wheels of the tail bridge joint in a grounding mode, then the wheeled chassis vehicle is driven into the tail of the cargo hold of the conveyor to enable a front bridge joint on the wheeled chassis vehicle to be in butt joint with the cargo hold of the conveyor, a support leg A on the front bridge joint is extended out and supported in a grounding mode, a support leg B on the tail bridge joint is extended out and supported in a grounding mode, a bridge joint jacking mechanism lifts the vehicle bridge joint to adjust the height of the bridge floor of the vehicle body, then the universal traveling wheels on the tail bridge joint are retracted, and finally the levelness of the vehicle body bridge joint is adjusted by adjusting the extending lengths of the, the bridge deck of the cargo bridge is horizontal, and erection of the non-self-assembly loading and unloading cargo bridge is completed.
Preferably, the erection height and angle of the front-end bridge section are adjusted by adjusting the extension length of the support leg A; the erection height and angle of the tail bridge section are adjusted by adjusting the extension length of the supporting leg B.
Has the advantages that:
(1) compared with the prior art, the invention has the advantages that: the height of the mechanical cargo bridge is adjustable, and the height requirements of cargo holds of different transport planes can be met; the degree of mechanization is high, the labor intensity of the operation is low, the operation time is short, and the efficiency is high; the loading and unloading requirements of self-propelled equipment can be met, and the loading and unloading requirements of non-self-propelled equipment can also be met.
Drawings
Fig. 1 is a schematic view of the overall equipment structure of the mechanized cargo bridge in a transportation state.
FIG. 2 is a state diagram of a mechanized gantry installation process of the present invention.
FIG. 3 is a loading and unloading state diagram of the mechanized cargo bridge self-propelled equipment of the present invention.
FIG. 4 is a loading/unloading state diagram of the mechanized cargo bridge of the present invention.
The device comprises a wheel type chassis truck, a 2-bridge joint jacking mechanism, a 3-truck body bridge joint, a 4-double-cylinder expansion bridge frame A, a 5-front-end bridge joint, a 6-supporting leg A, a 7-tail bridge joint, an 8-universal traveling wheel, a 9-double-cylinder expansion bridge frame B and a 10-supporting leg B.
Detailed Description
The invention is described in detail below by way of example with reference to the accompanying drawings.
The embodiment provides a mechanized cargo bridge, can satisfy equip by oneself and the non-needs of equipping the cargo airplane from top to bottom by oneself, and this mechanized cargo bridge height-adjustable moreover can adapt to different cargo airplane cargo hold heights, and erection, the regulation action of cargo bridge all adopt hydraulic pressure electrical control, save a large amount of manpower operations, operation personnel intensity of labour greatly reduced, the activity duration is short, efficient.
As shown in fig. 1, the mechanized bridge comprises: the device comprises a double-cylinder span-span frame A4, a double-cylinder span-frame B9, a support leg A6, a support leg B10, a universal traveling wheel 8, a wheel type chassis 1, a bridge joint jacking mechanism 2 and a vehicle body bridge joint 3 which are arranged on the wheel type chassis 1, and a tail bridge joint 7 and a front end bridge joint 5 which are arranged on the vehicle body bridge joint 3;
the overall connection relationship of the mechanical cargo bridge is as follows: the upper part of the front end of the wheel type chassis vehicle 1 is provided with a hinged ear plate, and the rear end is provided with a support and a chute A; the front end of the vehicle body bridge section 3 is provided with a hinged lug plate, and the rear end is provided with a sliding groove B; the car body bridge section 3 is matched with a hinge lug plate on the wheel type chassis car 1 through a hinge lug plate on the car body bridge section to realize the hinge joint of the car body bridge section and the wheel type chassis car 1, and the direction of a hinge shaft is transversely parallel to the wheel type chassis car 1, so that the car body bridge section 3 has the freedom degree of rotating around the hinge shaft relative to the wheel type chassis car 1; the double-cylinder span bridge A4 and the double-cylinder span bridge B9 both comprise: the two hydraulic cylinders and one unfolding bridge frame, four hinge points capable of forming a quadrangle are arranged on the unfolding bridge frame of the double-cylinder unfolding bridge frame A4 and are respectively marked as a hinge point A, a hinge point B, a hinge point C and a hinge point D, wherein the upper left hinge point is the hinge point A, the four hinge points are the hinge point A, the hinge point B, the hinge point C and the hinge point D in turn along the anticlockwise direction, the cylinder body ends of the two hydraulic cylinders of the double-cylinder unfolding bridge frame A4 are respectively connected with the upper part of the front end of the car body bridge joint 3 and one end of the front end bridge joint 5, the piston ends of the two hydraulic cylinders are hinged at the hinge point A and the hinge point B on the unfolding bridge frame (the hinge shafts are both transversely parallel to the wheel chassis car 1), the front end of the car body bridge joint 3 and one end of the front end bridge joint 5 connected with the front end of the car body bridge joint 3, the front end bridge section 5 has the freedom degree of rotation around a hinge shaft thereof relative to the vehicle body bridge section 3, and the unfolding or folding of the front end bridge section 5 is realized (the movement directions of the two hydraulic cylinders are opposite when the front end bridge section is unfolded or folded); four hinge points capable of forming a quadrangle are arranged on the span-span frame of the double-cylinder span-span frame B9 and are respectively marked as hinge point A ', hinge point B', hinge point C 'and hinge point D', wherein the hinge point at the upper right is made to be the hinge point A ', the hinge point B', the hinge point C 'and the hinge point D' in turn along the clockwise direction, the cylinder bodies of the two hydraulic cylinders of the double-cylinder span-frame B9 are respectively connected with the upper part of the rear end of the bridge section 3 of the car body and one end of the bridge section 7 of the tail part, the piston ends of the two hydraulic cylinders are hinged at the hinge point A 'and the hinge point B' on the span-span frame (the hinge shafts are both transversely parallel to the wheel chassis vehicle 1), the rear end of the bridge section 3 of the car body and one end of the bridge section 7 connected with the rear end of the bridge section of the double-cylinder span frame B9 are respectively hinged, the tail bridge section 7 has the freedom degree of rotation around the hinge shaft of the vehicle body bridge section 3 relative to the vehicle body bridge section, and the unfolding or folding of the tail bridge section 7 is realized (the moving directions of the two hydraulic cylinders are opposite when the tail bridge section is unfolded or folded); the other end of the front end bridge section 5 is provided with a support leg A6 which can be hydraulically stretched, and the support leg A6 is used for supporting the front end bridge section 5 or adjusting the height of the front end bridge section 5 when extending and unfolding; the other end of the tail bridge joint 7 is provided with a universal traveling wheel 8 and a support leg B10 which can be hydraulically stretched, the support leg B10 is used for supporting the tail bridge joint 7 or adjusting the height of the tail bridge joint 7 when extending and unfolding, and the universal traveling wheel 8 is used for driving the tail bridge joint 7 to travel under the driving of the wheel chassis 1.
Bridge section climbing mechanism 2 is used for providing power for automobile body bridge section 3 rotates around its articulated shaft with wheeled chassis car 1 articulated, includes: pneumatic cylinder and jacking frame, the jacking frame is including two bracing pieces of mutual articulated, the cylinder body end and wheeled chassis car 1 fixed connection of pneumatic cylinder, the piston end links to each other with the one end of a bracing piece of jacking frame and with spout A sliding fit, when the piston end is flexible, slide in spout A, the one end of another bracing piece of jacking frame is fixed on wheeled chassis car 1's support, the articulated department of two bracing pieces passes through the spout B sliding fit of pulley and 3 rear ends of automobile body bridge sections on the jacking frame.
The mechanical cargo bridge works as follows:
as shown in fig. 2-4, for the erection of a self-loading and unloading cargo bridge (the loading vehicle can directly run from the ground onto the tail bridge section 7 and then enter the cargo hold of the transport machine through the bridge floor of the mechanized cargo bridge), in the transport state, the front bridge section 5 and the tail bridge section 7 are folded and stored above the vehicle body bridge section 3, the bridge section jacking mechanism 2 is at the lowest position (the lowest position refers to the position of the bridge section jacking mechanism 2 when the piston end of the bridge section jacking mechanism 2 is completely retracted into the hydraulic cylinder), and the vehicle body bridge section 3 is in a backward and downward inclined state; the wheel type chassis vehicle 1 is driven to a set position behind a cargo hold of a conveyor, the vehicle is parked outside the cargo hold of the conveyor, under the action of a double-cylinder span-span frame A4 and a double-cylinder span-frame B9, a front-end bridge joint 5 and a tail-end bridge joint 7 are respectively unfolded, universal traveling wheels 8 on the tail-end bridge joint 7 are extended out at the same time, the rear-end bridge joint is used as traveling wheels of the tail-end bridge joint 7, then the wheel type chassis vehicle 1 is driven to the tail of the cargo hold of the conveyor, the front-end bridge joint 5 on the wheel type chassis vehicle is butted with the cargo hold of the conveyor, support legs A6 on the front-end bridge joint 5 are extended out and supported in a grounding mode (the erection height and the angle of the front-end bridge joint 5 are adjusted through the extension and retraction of the support legs A6, the front-end bridge joint 5 can be butted with the cargo hold of the conveyor), the universal.
For the erection of a non-self-loading and unloading cargo bridge (an equipment vehicle is hoisted to a tail bridge section 7 through external hoisting equipment and then enters a cargo hold of a conveyor through a bridge floor of the mechanical cargo bridge), in a transportation state, a front-end bridge section 5 and a tail bridge section 7 are folded and stored above a vehicle body bridge section 3, and a bridge section jacking mechanism 2 is at the lowest position; the wheel type chassis vehicle 1 is driven to a set position behind a cargo hold of a conveyor, the vehicle is parked outside the cargo hold of the conveyor, under the action of a double-cylinder span-span frame A4 and a double-cylinder span-frame B9, a front-end bridge joint 5 and a tail-end bridge joint 7 are respectively unfolded, a universal traveling wheel 8 on the tail-end bridge joint 7 extends out at the same time to be used as a traveling wheel of the tail-end bridge joint 7, then the wheel type chassis vehicle 1 is driven into the tail part of the cargo hold of the conveyor to enable the front-end bridge joint 5 on the wheel type chassis vehicle to be in butt joint with the cargo hold of the conveyor, a support leg A6 on the front-end bridge joint 5 extends out to be supported in contact with the ground, a support leg B10 on the tail-end bridge joint 7 extends out to be supported in contact with the ground, a piston end of a hydraulic cylinder on a bridge joint jacking mechanism 2 extends in a sliding chute A to push two support rods in a jacking frame on the, and slowly withdrawing the universal traveling wheels 8 on the tail bridge joint 7, and finally adjusting the bridge deck levelness of the vehicle body bridge joint 3 by adjusting the heights and angles of the supporting legs A6 and the supporting legs B10 and the bridge deck jacking mechanism 2 to level the bridge deck of the cargo bridge so as to finish the erection of the non-self-equipped loading and unloading cargo bridge.
Example 2:
on embodiment 1's basis, front end bridge section 5 and afterbody bridge section 7 all include the bridge section more than two sections, articulate each other between the adjacent bridge section of front end bridge section 5, can realize folding or expand (by hydraulic pressure mechanism drive), articulate each other between the adjacent bridge section of afterbody bridge section 7, can realize folding or expand (by hydraulic pressure mechanism drive), be favorable to mechanized goods bridge transportation state to realize the miniaturization through folding front end bridge section 5 and afterbody bridge section 7, and simultaneously, be favorable to mechanized goods bridge frame to establish when the state through expanding front end bridge section 5 and afterbody bridge section 7 increase the length of bridge floor.
In summary, the above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A mechanized cargo bridge, comprising: the device comprises a supporting leg A (6), a supporting leg B (10), a universal traveling wheel (8), a wheel chassis (1), a bridge joint jacking mechanism (2) and a vehicle body bridge joint (3) which are arranged on the wheel chassis (1), a tail bridge joint (7), a front end bridge joint (5), a tail bridge joint folding/unfolding driving mechanism and a front end bridge joint folding/unfolding driving mechanism which are arranged on the vehicle body bridge joint (3);
the front end of the vehicle body bridge section (3) is hinged with the front end of the wheel type chassis vehicle (1), the rear end of the vehicle body bridge section (3) is connected with the rear end of the wheel type chassis vehicle (1) through a bridge section jacking mechanism (2), and the bridge section jacking mechanism (2) is used for driving the vehicle body bridge section (3) to rotate around a hinged shaft of the bridge section jacking mechanism and the wheel type chassis vehicle (1);
one end of the front end bridge section (5) is hinged with the front end of the vehicle body bridge section (3), and the other end of the front end bridge section is provided with a supporting leg A (6); the front end bridge section (5) can rotate around a hinged shaft of the front end bridge section and the vehicle body bridge section (3) under the driving of the front end bridge section folding/unfolding driving mechanism, so that the front end bridge section (5) is folded or unfolded;
one end of the tail bridge joint (7) is hinged with the rear end of the vehicle body bridge joint (3), and the other end of the tail bridge joint is provided with a universal traveling wheel (8) and a supporting leg B (10); the tail bridge section (7) can rotate around a hinge shaft of the tail bridge section and the vehicle body bridge section (3) under the driving of the tail bridge section folding/unfolding driving mechanism, and the tail bridge section (7) is folded or unfolded.
2. The mechanized cargo bridge of claim 1, wherein the front-end bridge section folding/unfolding drive mechanism is a dual span bridge a (4), the tail-end bridge section folding/unfolding drive mechanism is a dual span bridge B (9), and each of the dual span bridge a (4) and the dual span bridge B (9) comprises: the device comprises a bridge frame and two hydraulic cylinders;
the cylinder body ends of two hydraulic cylinders of the double-cylinder span-span bridge A (4) are respectively connected with the upper part of the front end of the bridge joint (3) of the vehicle body and one end of the front end bridge joint (5), the piston ends of the two hydraulic cylinders are hinged at two opposite end points on the span-span bridge, and the front end of the bridge joint (3) of the vehicle body and one end of the front end bridge joint (5) connected with the front end of the bridge joint (3) of the vehicle body are also respectively hinged with the span-span bridge;
the cylinder bodies of two hydraulic cylinders of the double-cylinder span structure B (9) are respectively connected with the upper part of the rear end of the bridge section (3) of the vehicle body and one end of the tail bridge section (7), the piston ends of the two hydraulic cylinders are hinged at two opposite end points on the span structure, and the rear end of the bridge section (3) of the vehicle body and one end of the tail bridge section (7) connected with the rear end of the bridge section (3) of the vehicle body are respectively hinged with the span structure of the double-cylinder span structure B (9).
3. The mechanized bridge of claim 1 or 2, characterized in that the rear end of the wheeled chassis (1) is provided with a chute a; the rear end of the vehicle body bridge section (3) is provided with a sliding chute B; the bridge section jacking mechanism (2) comprises: pneumatic cylinder and jacking frame, the jacking frame includes: the device comprises two mutually hinged support rods, the cylinder body end of a hydraulic cylinder of a bridge section jacking mechanism (2) is fixedly connected with a wheel type chassis (1), the piston end is connected with one end of one support rod of a jacking frame and is in sliding fit with a sliding groove A, one end of the other support rod of the jacking frame is fixed on the wheel type chassis (1), and the hinged part of the two support rods on the jacking frame is in sliding fit with a sliding groove B at the rear end of a bridge section (3) of a vehicle body through a pulley.
4. The mechanized cargo bridge of claim 1 or 2, wherein the front bridge segment (5) and the rear bridge segment (7) each comprise two or more bridge segments, and wherein adjacent bridge segments of the front bridge segment (5) are hinged to enable folding or unfolding of the adjacent bridge segments, and adjacent bridge segments of the rear bridge segment (7) are hinged to enable folding or unfolding of the adjacent bridge segments.
5. Mechanized bridge according to claim 1 or 2, characterized in that the legs a (6) and B (10) are both telescopic structures.
6. A method for erecting a mechanized cargo bridge, characterized in that the mechanized cargo bridge of claim 1 or 2 is used, for erecting a self-loading and unloading cargo bridge, when in a transportation state, a front bridge section (5) and a tail bridge section (7) are folded and stored above a vehicle body bridge section (3), and a bridge section jacking mechanism (2) is in the lowest position; the wheel type chassis vehicle (1) runs to a set position behind a cargo hold of a conveyor, the vehicle is parked outside the cargo hold of the conveyor, under the action of a tail bridge joint folding/unfolding driving mechanism and a front bridge joint folding/unfolding driving mechanism, a front bridge joint (5) and a tail bridge joint (7) are respectively unfolded, universal traveling wheels (8) on the tail bridge joint (7) are extended out at the same time to be used as traveling wheels of the tail bridge joint (7) in a grounding mode, then the wheel type chassis vehicle (1) is driven into the tail of the cargo hold of the conveyor to enable the front bridge joint (5) on the wheel type chassis vehicle to be in butt joint with the cargo hold of the conveyor, supporting legs A (6) on the front bridge joint (5) are extended out to be supported in the grounding mode, the universal traveling wheels (8) on the tail bridge joint (7) are retracted to enable the rear end of the tail bridge joint (7) to be supported in the grounding mode, and erection;
for the erection of a non-self-assembly loading and unloading cargo bridge, in a transportation state, a front end bridge section (5) and a tail end bridge section (7) are folded and stored above a vehicle body bridge section (3), and a bridge section jacking mechanism (2) is positioned at the lowest position; the wheel type chassis vehicle (1) is driven to a set position behind a cargo hold of a conveyor, the vehicle is parked outside the cargo hold of the conveyor, a front end bridge joint (5) and a tail end bridge joint (7) are respectively unfolded under the action of a tail end bridge joint folding/unfolding driving mechanism and a front end bridge joint folding/unfolding driving mechanism, universal traveling wheels (8) on the tail end bridge joint (7) are extended out at the same time to be used as traveling wheels of the tail end bridge joint (7) in a grounding mode, then the wheel type chassis vehicle (1) is driven into the tail part of the cargo hold of the conveyor to enable the front end bridge joint (5) on the wheel type chassis vehicle to be in butt joint with the cargo hold of the conveyor, supporting legs A (6) on the front end bridge joint (5) are extended out to be supported in the grounding mode, supporting legs B (10) on the tail end bridge joint (7) are extended out to be supported in the grounding mode, a bridge joint jacking mechanism (2) lifts the bridge joint (3) to adjust the height of the vehicle body bridge joint (3), and, and finally, the bridge deck levelness of the vehicle body bridge section (3) is adjusted by adjusting the extending lengths of the supporting legs A (6) and the supporting legs B (10) and the bridge deck levelness of the bridge section jacking mechanism (2), so that the bridge deck of the cargo bridge is horizontal, and the erection of the non-self-equipped loading and unloading cargo bridge is completed.
7. The erection method of a mechanized cargo bridge according to claim 6, characterized in that the erection height and angle of the front end bridge segment (5) are adjusted by adjusting the extension length of the leg A (6); the erection height and angle of the tail bridge section (7) are adjusted by adjusting the extension length of the supporting leg B (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911276773.1A CN111332831A (en) | 2019-12-12 | 2019-12-12 | Mechanized cargo bridge and erection method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911276773.1A CN111332831A (en) | 2019-12-12 | 2019-12-12 | Mechanized cargo bridge and erection method thereof |
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| Publication Number | Publication Date |
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| CN111332831A true CN111332831A (en) | 2020-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911276773.1A Pending CN111332831A (en) | 2019-12-12 | 2019-12-12 | Mechanized cargo bridge and erection method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112896212A (en) * | 2021-01-19 | 2021-06-04 | 太原科技大学 | Auxiliary loading vehicle for double-layer wide-rail automobile transport vehicle |
-
2019
- 2019-12-12 CN CN201911276773.1A patent/CN111332831A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112896212A (en) * | 2021-01-19 | 2021-06-04 | 太原科技大学 | Auxiliary loading vehicle for double-layer wide-rail automobile transport vehicle |
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