CN113443146B - Loading and unloading bridge for non-self-equipped conveyor - Google Patents
Loading and unloading bridge for non-self-equipped conveyor Download PDFInfo
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- CN113443146B CN113443146B CN202110772875.3A CN202110772875A CN113443146B CN 113443146 B CN113443146 B CN 113443146B CN 202110772875 A CN202110772875 A CN 202110772875A CN 113443146 B CN113443146 B CN 113443146B
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- 230000000712 assembly Effects 0.000 claims abstract description 17
- 238000000429 assembly Methods 0.000 claims abstract description 17
- 238000003032 molecular docking Methods 0.000 claims description 23
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 210000001503 joint Anatomy 0.000 abstract description 22
- 230000007704 transition Effects 0.000 description 26
- 238000010586 diagram Methods 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 2
- 210000005056 cell body Anatomy 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D9/00—Equipment for handling freight; Equipment for facilitating passenger embarkation or the like
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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
- B65G69/24—Horizontal loading or unloading platforms having platform level adjusting means
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- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
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Abstract
The utility model provides a cargo bridge is equipped by oneself to conveyer, includes adjustable bracket and two extension goods bridges of connecting side by side, has laid many gyro wheel slide rail assemblies on the extension goods bridge, is equipped with the gyro wheel on the gyro wheel slide rail assembly, is equipped with the slide that spanes two extension goods bridge decks on the gyro wheel slide rail assembly, and adjustable bracket is used for supporting the conveyer sloping bench; the bridge body and the connecting body of each section are separated, the heights of the two ends of the bridge deck are respectively adjusted through the sliding positioning of the splayed support on the base, so that the cargo bridge can reach adjustable horizontal height and a certain slope, the requirements of different aircraft cargo compartment floor heights and different loading and unloading equipment conveying slopes are met, the front section butt joint module, the middle section butt joint module and the rear end butt joint module are respectively fixedly supported with the inclined platform of the conveyor, the bridge deck of the cargo bridge and the rear end of the cargo bridge, and the lower ends of the front section butt joint module, the splayed support and the rotating structure of the splayed support realize the free adjustment of the heights and the slopes of the two ends of the bridge deck of each section.
Description
Technical Field
The invention relates to the field of loading and unloading equipment of a conveyor, in particular to a loading and unloading bridge for non-self-propelled equipment of a conveyor.
Background
The loading and unloading bridge of the conveyor is mainly used for loading and unloading heavy equipment and equipment with poor passing performance or material air transportation. At present, because the non-self-equipped air transportation industry is developed, the types of the transportation machines are various, and the types of loading and unloading equipment are various, the airports often face different shutdown heights of the airplanes and the transfer requirements of multiple machines, the writing equipment is provided with lifting type, the crawler belt transmission type can have different transmission angles, the usable space of the airports is strictly limited, and the loading and unloading bridges are required to be carried randomly.
The cargo bridge that current large-scale conveyer randomly carried is relatively crude, is usually directly connected with aircraft afterbody hatch door sloping platform, as shown in fig. 1, and some large-scale packing boxes etc. are provided power by means of the airborne winch and are pulled into the cargo hold through the raceway, walk to aircraft sloping platform and cargo hold switching department, have and bump the top hidden danger, and how the goods changes the angle from sloping platform inclined plane to cabin horizontal plane, how the cabin guide rail safely accept scheduling problem is difficult to solve.
There are also cargo bridges for loading and unloading non-self-contained equipment of a conveyor in the prior art, for example, chinese patent document CN 109051894a describes an auxiliary cargo bridge for loading and unloading a conveyor on and off the non-self-contained equipment, the auxiliary cargo bridge comprising legs, a plurality of bridge joints, sliding rails, trays and brackets; the bridge joints are divided into two rows and arranged side by side, and are used for bearing a tray which is not self-assembled and are in sliding fit with the sliding rail, so that the tray can slide on the double-track channel; the double-track bridge comprises a double-track channel, wherein one end of the double-track channel is provided with a support for supporting a conveyor inclined platform, the support is connected with supporting legs below bridge sections of the end through a hook assembly, and the two bridge sections of the end are respectively connected with the conveyor inclined platform through the hook assembly, but the bridge deck of the double-track channel can only be horizontally transmitted although the double-track bridge can meet the conveyors with different loading and unloading heights, if the loading and unloading equipment has a gradient, the double-track bridge also needs additional lifting equipment for lifting, the frame of the goods bridge is integral, the occupied space is large during storage, the equipment utilizes the supporting legs to suspend the whole goods bridge, and the stability of the goods bridge is reduced.
Disclosure of Invention
The invention aims to solve the technical problem of providing a loading and unloading bridge for a conveyor, which is not provided with loading and unloading bridges by itself, can adapt to the actual demands of different kinds of conveyors and different loading and unloading devices, can adjust the height and the gradient of a bridge deck, and can be conveniently stored and randomly carried.
In order to solve the technical problems, the invention adopts the following technical scheme:
the utility model provides a cargo bridge is equipped by oneself to conveyer, includes adjustable bracket and two extension goods bridges of connecting side by side, has laid many gyro wheel slide rail assemblies on the extension goods bridge, is equipped with the gyro wheel on the gyro wheel slide rail assembly, is equipped with the slide that spanes two extension goods bridge decks on the gyro wheel slide rail assembly, and adjustable bracket is used for supporting the conveyer sloping bench;
the lengthened goods bridge comprises a front section goods bridge module, a plurality of middle section goods bridge modules and a rear section goods bridge module which are sequentially connected from front to back, wherein splayed supports which are rotationally connected are arranged at two ends of a junction between the front section goods bridge module, the middle section goods bridge modules and the rear section goods bridge module, tail end supporting rods are arranged at the rear end of the rear section goods bridge module, tail end supporting rods are telescopic, the splayed supports are formed by inner supporting rods and outer supporting rods in a splayed mode, elastic sliding seat assemblies which are rotationally connected are arranged at the lower end parts of the inner supporting rods and the outer supporting rods, the elastic sliding seat assemblies are in sliding embedding connection with a base at the lower end of the inner supporting rods, positioning teeth matched with the elastic sliding seat assemblies are arranged on the upper end face of the base, sliding and positioning fixing of the elastic sliding seat assemblies on the base are realized through elastic structures, and the end heights of the goods bridge modules can be realized through sliding locking of the splayed supports on the base and stretching of the tail end supporting rods, so that the vertical height adjustment and gradient adjustment of the lengthened goods bridge are realized.
Foretell anterior segment goods bridge module front end is equipped with anterior segment butt joint module, and middle section goods bridge module front end is equipped with middle section butt joint module, and back end goods bridge module front end and rear end are equipped with middle section butt joint module and back end connection module respectively, and the bridge body scarf joint is in between anterior segment butt joint module, middle section butt joint module and the back end connection module, and anterior segment butt joint module and middle section goods bridge module both ends are rotated with the splayed and are connected, and back end connection module middle part is rotated with terminal bracing piece and is connected.
The bridge body is of a hollow structure, a plurality of supporting ribs are arranged in the bridge body, and bridge deck pin holes penetrating through the two ends are formed in the rear end of the bridge body.
The base is formed by connecting a plurality of independent base modules, each base module comprises two toothed plates which are connected side by side, each toothed plate comprises two through T-shaped grooves, positioning teeth are arranged on two sides of the upper end face of each T-shaped groove, an elastic sliding seat assembly slides and positions through the T-shaped grooves and the positioning teeth, connecting lugs are arranged at the front end of each toothed plate, connecting grooves are formed in the rear end of each toothed plate, connecting holes are formed in the connecting grooves, two front and rear adjacent toothed plates are fixedly connected through the connecting lugs embedded in the connecting grooves, the toothed plates arranged side by side are fixedly connected through a fixing cross rod, and base fork hanging rings and a telescopic omnidirectional wheel assembly are arranged on the outer sides of the toothed plates.
The elastic seat is arranged on the elastic sliding seat assembly in sliding contact with the end faces of two sides of the positioning teeth, the lower end of the elastic seat is provided with a groove, an elastic toothed plate is arranged in the groove, a rack matched with the positioning teeth is arranged on the lower end face of the elastic toothed plate, a bushing penetrating through the elastic seat is arranged on the upper portion of the elastic toothed plate, the lower end of the bushing is in contact with the elastic toothed plate, the upper end of the bushing is in contact with the cam assembly, a T-shaped block is arranged at the lower end of the elastic toothed plate, an elastic shaft is arranged at the upper end of the T-shaped block, and the elastic shaft penetrates through the elastic toothed plate, the elastic seat and the bushing and is in rotary connection with the cam assembly above, and a reset spring is arranged between the elastic toothed plate and the T-shaped block.
The cam assembly comprises a cam lug contacted with the bushing, the cam lug is in a cam shape, a connecting groove is formed in the middle of the cam lug, the end part of the elastic shaft is embedded into the connecting groove and is rotationally connected with the cam lug, one end of the cam lug is connected with a spanner rod, the lower end of the spanner rod is provided with a pin seat, an elastic bolt penetrates through the pin seat and is in sliding contact with the pin seat, one end of the elastic bolt, close to the cam lug, is provided with a pin body, the pin body can be embedded into the end part of the elastic shaft, and the other end of the elastic bolt is provided with a pull ring.
The two bases which are arranged side by side are fixedly connected through the lower end stay bars, the two sides of the lower end stay bars are provided with connecting blocks, the connecting blocks are fixedly connected with the inner side faces of the bases, the connecting blocks are provided with tensioning rings which are connected in a rotating mode, the lower end stay bars are provided with adjusting nuts for adjusting the distance, the two sides of the bridge body are provided with bridge deck hanging rings, and the tensioning rings between the two lengthened cargo bridges which are arranged side by side are crossed and tensioned with the bridge deck hanging rings through tightening belts.
The upper ends of the two lengthened goods bridges arranged side by side are fixedly connected through upper end supporting rods at the junctions among the front section goods bridge module, the plurality of middle section goods bridge modules and the rear section goods bridge module.
The two ends of the upper end stay bar are provided with connecting lugs, and the upper end stay bar is provided with a stay bar adjusting nut.
Foretell anterior segment butt joint module front end is equipped with the anterior segment connecting block, anterior segment connecting block front end tip is equipped with the couple, the couple is used for being connected with the conveyer sloping platform, anterior segment connecting block rear end is equipped with anterior segment transition connecting block, anterior segment transition connecting block both sides lower extreme respectively is equipped with two downwardly opening's anterior segment bracing piece spread groove, anterior segment bracing piece pinhole runs through anterior segment transition connecting block and passes anterior segment bracing piece spread groove, interior bracing piece and outside bracing piece are inlayed respectively in the anterior segment bracing piece spread groove of outside and are rotated with it through the pin body and are connected, anterior segment transition connecting block rear end is equipped with anterior segment supporting rib inserts, the hole that forms between anterior segment supporting rib inserts the internal supporting rib of bridge, a set of height-adjustable vaulting pole has in inboard vaulting pole and the outside vaulting pole.
The two end parts of the front section transition connecting block are provided with transverse front section transverse connecting grooves, and the upper end supporting rod is embedded into and fixed with the front section transverse connecting grooves on the two front section transition connecting blocks which are arranged side by side.
Foretell middle section butt joint module front end is equipped with the bridge body standing groove, the inside shape of bridge body standing groove matches with bridge body bottom shape, be provided with the bridge floor connecting pin hole that corresponds with bridge floor pinhole position on the cell body of bridge body standing groove both ends, bridge body standing groove rear end is equipped with the middle section transition connecting block, middle section transition connecting block both sides lower extreme respectively is equipped with two open-ended middle section bracing piece spread grooves downwards, middle section bracing piece pinhole runs through middle section transition connecting block and passes middle section bracing piece spread groove, inboard vaulting pole and outside vaulting pole are inlayed the middle section bracing piece spread groove of outside respectively and are rotated with it through the cotter and are connected, middle section transition connecting block rear end is equipped with middle section supporting rib inserted block, the hole that forms between the internal supporting rib of middle section supporting rib inserted block embedding bridge.
The two end parts of the middle section transition connecting block are provided with transverse middle section transverse connecting grooves, and the upper end supporting rod is embedded into and fixed with the middle section transverse connecting grooves on the two middle section transition connecting blocks which are arranged side by side.
Foretell back end connection module front end is equipped with back end supporting rib abaculus, and back end supporting rib abaculus imbeds the hole that forms between the internal supporting rib of bridge, and back end supporting rib abaculus rear end is equipped with the back end connecting block, and back end connecting block lower extreme middle part is equipped with downwardly opening's terminal bracing piece spread groove, and back end connecting pin hole runs through the back end connecting block and passes terminal bracing piece spread groove, terminal bracing piece spread groove of upper end embedding of terminal bracing piece and through the pin body and rotate with it to be connected, the lower extreme and the base fixed connection of bracing piece.
According to the loading and unloading bridge for the non-self-equipped conveyor, the lengthened cargo bridge is spliced in multiple sections, the bridge bodies and the connecting bodies of all sections are separable, the heights of the two ends of the bridge deck are respectively adjusted through sliding positioning of the splayed support on the base, so that the cargo bridge can reach adjustable horizontal height and a certain slope, the requirements of different aircraft cargo compartment floor heights and different loading and unloading equipment conveying slopes are met, the front section docking module, the middle section docking module and the rear end docking module respectively realize support and fixation with the inclined platform of the conveyor, the bridge deck and the rear end of the cargo bridge, the lower ends of the bridge deck and the rotating structures of the splayed support realize free adjustment of the heights and the slopes of the two ends of the bridge deck, and the parallel lengthened cargo bridge realizes side by side fixation and fastening through the connecting rod and the fastening belt, and the whole movement of the cargo bridge is realized through the telescopic omnidirectional wheel assembly.
Drawings
The invention is further illustrated by the following examples in conjunction with the accompanying drawings:
FIG. 1 is a schematic view of a bump during loading and unloading without an elongated cargo bridge;
FIG. 2 is a schematic view of the overall structure of the conveyor and the present invention;
FIG. 3 is a schematic diagram of the whole structure of the present invention;
FIG. 4 is a schematic diagram of the whole structure of the second embodiment of the present invention;
FIG. 5 is a schematic diagram of the overall structure of the present invention;
FIG. 6 is a schematic diagram of a front cargo bridge module;
FIG. 7 is a schematic diagram of a front cargo bridge module;
FIG. 8 is a schematic diagram of the configuration of the front docking module;
FIG. 9 is a schematic structural view of a bridge;
FIG. 10 is a schematic view of the structure of the base;
FIG. 11 is a schematic diagram of a mid-section cargo bridge module;
FIG. 12 is a schematic view of a configuration of a mid-section docking module;
FIG. 13 is a schematic view of a rear cargo bridge module;
FIG. 14 is a schematic view of the structure of the rear docking module;
FIG. 15 is a schematic view of the structure of the end support bar;
FIG. 16 is a schematic view of the structure of the upper stay;
FIG. 17 is a schematic view of the structure of the lower end stay;
fig. 18 is a schematic structural view of a retractable omni-wheel assembly;
FIG. 19 is a schematic view of the construction of a fastening strap;
FIG. 20 is an adjustable bracket;
FIG. 21 is a schematic view of the structure of the slack carriage assembly;
FIG. 22 is a cross-sectional view of the slack carriage assembly;
fig. 23 is a schematic view of the structure of the cam assembly.
In the figure: the adjustable bracket 1, the rotary bracket 101, the bracket bottom 102, the height adjusting nut 103, the front-stage cargo bridge module 2, the middle-stage cargo bridge module 3, the rear-stage cargo bridge module 4, the base 5, the T-shaped groove 51, the connecting groove 52, the connecting groove 53, the positioning teeth 54, the connecting convex block 55, the fixing cross bar 56, the splayed support 6, the inner side supporting rod 61, the outer side supporting rod 62, the diagonal brace 63, the sliding plate 7, the tail end supporting rod 8, the roller sliding rail assembly 9, the tightening belt 10, the lower-end supporting rod 11, the connecting block 111, the tightening ring 112, the adjusting nut 113, the upper-end supporting rod 12, the supporting rod adjusting nut 121, the connecting lug 122, the bridge deck hanging ring 13, the base hanging ring 14, the bridge body 15, the supporting rib 151, the bridge deck pin hole 152, the front-stage butt joint module 16, the front-stage connecting block 161, the front-stage transition connecting block 162, the front-stage supporting rib embedded block 164, the hook 165 front section support bar pin hole 166, front section lateral connecting slot 167, retractable omni wheel assembly 17, retractable slide assembly 18, retraction seat 181, cam assembly 182, cam tab 1821, trigger bar 1822, retraction latch 1823, pin body 1824, pin seat 1825, connecting slot 1826, tab 183, shaft 184, retraction tooth plate 185, T-block 186, return spring 187, retraction shaft 188, bushing 189, middle section docking module 19, bridge placement slot 191, middle section transition connection block 192, middle section support bar connection slot 193, middle section support bar pin hole 194, middle section lateral connection slot 195, middle section support bar insert 196, deck connection pin hole 197, back section connection module 20, back section support bar insert 201, back section connection block 202, back section connection pin hole 203, back section lateral connection slot 204, end support bar connection slot 205, conveyor ramp 21.
Detailed Description
As shown in fig. 2-5, a loading and unloading bridge is not self-equipped on a conveyor, comprising an adjustable bracket 1 and two lengthened goods bridges connected side by side, wherein a plurality of roller slide rail assemblies 9 are paved on the lengthened goods bridges, rollers are arranged on the roller slide rail assemblies 9, sliding plates 7 which span the bridge decks of the two lengthened goods bridges are arranged on the roller slide rail assemblies 9, and the adjustable bracket 1 is used for supporting a conveyor ramp 21;
the lengthened goods bridge comprises a front-section goods bridge module 2, a plurality of middle-section goods bridge modules 3 and a rear-section goods bridge module 4 which are sequentially connected from front to back, wherein splayed supports 6 which are rotationally connected are arranged at two ends of a junction between the front-section goods bridge module 2, the plurality of middle-section goods bridge modules 3 and the rear-section goods bridge module 4, tail support rods 8 are arranged at the rear ends of the rear-section goods bridge modules 4, rod bodies of the tail support rods 8 are telescopic, the splayed supports 6 are formed into a splayed shape by inner side support rods 61 and outer side support rods 62, elastic slide seat assemblies 18 which are rotationally connected are arranged at the lower end ends of the inner side support rods 61 and the outer side support rods 62, the elastic slide seat assemblies 18 are in sliding engagement with a base 5 at the lower end, positioning teeth 54 matched with the elastic slide seat assemblies 18 are arranged on the upper end face of the base 5, sliding and positioning fixing of the elastic slide seat assemblies 18 on the base 5 are realized through elastic structures, and the end heights of the goods bridge modules can be realized by sliding locking the splayed supports 6 on the base 5 and stretching the tail support rods 8.
The splayed supports 6 one end and the goods bridge module coaxial coupling on upper portion, and one end is "splayed" structure in addition, reduces the tip height through increasing "splayed" angle, and when the splayed supports 6 at goods bridge both ends highly equals, the bridge floor is the horizontality, and different horizontality satisfies different conveyer ramps, and when both ends highly inequality, the bridge floor is certain slope state to adapt to the different slopes of goods transfer car (buggy), makes the goods arrive when reducing the conveyer ramp terminal less angle and is unlikely to touch the top through the goods bridge of extension.
As shown in fig. 6-15, the front end of the front cargo bridge module 2 is provided with a front-section docking module 16, the front end of the middle cargo bridge module 3 is provided with a middle-section docking module 19, the front end and the rear end of the rear cargo bridge module 4 are respectively provided with a middle-section docking module 19 and a rear-section connecting module 20, the bridge body 15 is embedded between the front-section docking module 16, the middle-section docking module 19 and the rear-section connecting module 20, two ends of the front-section docking module 16 and the middle-section cargo bridge module 3 are rotatably connected with the splayed support 6, and the middle of the rear-section connecting module 20 is rotatably connected with the tail end support rod 8.
The cargo bridge module is divided into a bridge deck and a butt joint module, and the heights of the two ends of the bridge deck can be respectively adjusted by adjusting the rotation connection of the butt joint module and the splayed support 6.
As shown in fig. 9, the bridge body 15 is of a hollow structure, a plurality of supporting ribs 151 are arranged in the bridge body 15, bridge deck pin holes 152 penetrating through two ends are formed in the rear end of the bridge body 15, the bridge deck weight is reduced while strength is ensured through the hollow and supporting ribs, manual easy assembly is met, a conveyor is convenient to carry at random, and carrying and transporting cost is reduced.
As shown in fig. 10, the base 5 is formed by connecting a plurality of independent base modules, each base module comprises two toothed plates connected side by side, each toothed plate comprises two through T-shaped grooves 51, positioning teeth 54 are arranged on two sides of the upper end face of each T-shaped groove 51, the elastic sliding seat assembly 18 slides and positions through the T-shaped grooves 51 and the positioning teeth 54, a connecting projection 55 is arranged at the front end of each toothed plate, a connecting groove 52 is arranged at the rear end of each toothed plate, connecting holes 53 are formed in the connecting grooves 52, two front and rear adjacent toothed plates are fixedly connected by embedding the connecting projections 55 into the connecting grooves 52, the toothed plates arranged side by side are fixedly connected through a fixing cross rod 56, and a base fork lifting ring 14 and a telescopic omnidirectional wheel assembly 17 are arranged on the outer sides of the toothed plates.
As shown in fig. 21 and 22, the above-mentioned elastic slider assembly 18 is provided with elastic holders 181 slidably contacting with two side end surfaces of the positioning teeth 54, the lower end of the elastic holders 181 is provided with grooves, elastic toothed plates 185 are provided in the grooves, the lower end surface of the elastic toothed plates 185 is provided with racks matched with the positioning teeth 54, the upper parts of the elastic toothed plates 185 are provided with bushings 189 penetrating through the elastic holders 181, the lower ends of the bushings 189 are contacted with the elastic toothed plates 185, the upper ends of the bushings 189 are contacted with the cam assembly 182, the lower ends of the elastic toothed plates 185 are provided with T-shaped blocks 186, the upper ends of the T-shaped blocks 186 are provided with elastic shafts 188, the elastic shafts 188 penetrate through the elastic toothed plates 185, the elastic holders 181 and the bushings 189 and are rotatably connected with the cam assembly 182 above, return springs 187 are provided between the elastic toothed plates 185 and the T-shaped blocks 186, and the bushings 189 are driven to move up and down by the rotation of the cam assembly 182, so that the elastic toothed plates 185 can be clamped and released up and down.
As shown in fig. 23, the cam assembly 182 includes a cam receiving lug 1821 contacting with a bushing 189, the cam receiving lug 1821 is shaped like a cam, a connecting slot 1826 is provided in the middle of the cam receiving lug 1821, the end of the elastic shaft 188 is embedded into the connecting slot 1826 and is rotatably connected with the cam receiving lug 1821, one end of the cam receiving lug 1821 is connected with a spanner bar 1822, the lower end of the spanner bar 1822 is provided with a pin seat 1825, an elastic bolt 1823 passes through the pin seat 1825 and is in sliding contact with the pin seat, one end of the elastic bolt 1823 near the cam receiving lug 1821 is provided with a pin body 1824, the pin body 1824 can be embedded into the end of the elastic shaft 188, the other end of the elastic bolt 1823 is provided with a pull ring, and the pin body 1824 is embedded into or far away from the elastic shaft 188 by pulling the pull ring for limiting purposes.
As shown in fig. 21, a lug 183 is provided on one side of the elastic base 181, and a shaft 184 is provided on the lug 183 for rotational connection with the splayed support 6.
The base 5 is connected with the inner and outer stay bars of the splayed support 6 at the inner side and the outer side respectively through two parallel T-shaped grooves 51, and the inner and outer stay bars of the splayed support 6 connected front and back through the bridge deck are arranged in a staggered mode, so that interference when the splayed support 6 at the front end and the rear end slides is avoided.
As shown in fig. 5, the two bases 5 arranged side by side are fixedly connected through the lower end supporting rod 11, two sides of the lower end supporting rod 11 are provided with connecting blocks 111, the connecting blocks 111 are fixedly connected with the inner side surfaces of the bases 5, the connecting blocks 111 are provided with tensioning rings 112 which are rotationally connected, the lower end supporting rod 11 is provided with adjusting nuts 113 for adjusting the distance, two sides of the bridge body 15 are provided with bridge deck hanging rings 13, the tensioning rings 112 between the two lengthened cargo bridges arranged side by side are crossed and tensioned with the bridge deck hanging rings 13 through the fastening belt 10, the bridge body 15 and the base 5 below are connected into a whole through the fastening of the fastening belt 10, and the structural rigidity is enhanced.
The upper ends of the two lengthened cargo bridges arranged side by side are fixedly connected through the upper end supporting rods 12 at the junctions among the front cargo bridge module 2, the plurality of middle cargo bridge modules 3 and the rear cargo bridge module 4.
The two ends of the upper end stay 12 are provided with connecting lugs 122, and the upper end stay 12 is provided with a stay adjusting nut 121.
As shown in fig. 6, 7 and 8, the front end of the front docking module 16 is provided with a front connection block 161, the front end of the front connection block 161 is provided with a hook 165, the hook 165 is used for being connected with the conveyor ramp 21, the rear end of the front connection block 161 is provided with a front transition connection block 162, the lower ends of two sides of the front transition connection block 162 are respectively provided with two front support rod connecting slots 163 which are opened downwards, front support rod pin holes 166 penetrate through the front transition connection block 162 and the front support rod connecting slots 163, the inner support rod 61 and the outer support rod 62 are respectively embedded into the front support rod connecting slots 163 on the inner side and the outer side and are connected with the front support rod connecting slots on the outer side in a rotating manner through pins, the rear end of the front transition connection block 162 is provided with a front support rib embedded block 164, the front support rib embedded into holes formed between the support ribs 151 in the bridge 15, and a group of the inner support rod 61 and the outer support rod 62 are height-adjustable support rods, and the front support rod 6 cannot slide forward due to the fact that the front cargo bridge module 2 is tightly attached to the conveyor ramp 21, and the front end has no base 5.
The front section butt joint module 16 and the splayed support 6 are fixedly connected in a rotating mode through the front section support rod connecting groove 163 and the front section support rod pin hole 166, gradient adjustment of the front section butt joint module 16 is achieved, the front section support rib embedded blocks 164 are embedded into the bridge body 15 and are matched with the middle section butt joint module 19 to achieve horizontal gradient of the bridge body 15, the height of the splayed support 6 at the front section support rod connecting groove 163 is equal to that of the splayed support 6 at the rear end middle section butt joint module 19, and then the bridge body 15 is horizontal between the splayed support 6 and the splayed support 6, and when the heights are different, a certain gradient is formed.
As shown in fig. 6, 7 and 8, the two end parts of the front section transition connecting block 162 are provided with transverse front section transverse connecting grooves 167, the upper end stay 12 is embedded into and fixed to the front section transverse connecting grooves 167 on the two front section transition connecting blocks 162 arranged side by side, and the upper ends of the two lengthened cargo bridges arranged in rows are connected and fixed through the transition connecting blocks 162.
As shown in fig. 11 and 12, the front end of the middle section docking module 19 is provided with a bridge body placing groove 191, the inner shape of the bridge body placing groove 191 is matched with the bottom shape of the bridge body 15, bridge deck connecting pin holes 197 corresponding to the positions of the bridge deck pin holes 152 are arranged on the groove bodies at two ends of the bridge body placing groove 191, the rear end of the bridge body placing groove 191 is provided with a middle section transition connecting block 192, two lower ends of two sides of the middle section transition connecting block 192 are respectively provided with two middle section supporting rod connecting grooves 193 which are downwards opened, the middle section supporting rod pin holes 194 penetrate through the middle section transition connecting block 192 and penetrate through the middle section supporting rod connecting grooves 193, the inner supporting rods 61 and the outer supporting rods 62 are respectively embedded into the middle section supporting rod connecting grooves 193 at the inner side and the outer side and are rotationally connected with the middle section supporting rod connecting grooves 193 through pins, middle section supporting rod embedding blocks 196 are arranged at the rear end of the middle section supporting rod embedding blocks 196, and holes formed between the supporting rods 151 in the bridge body 15.
As shown in fig. 11 and 12, the two ends of the middle transition connection block 192 are provided with transverse middle transverse connection grooves 195, and the upper stay 12 is inserted into and fixed to the middle transverse connection grooves 195 of the two middle transition connection blocks 192 arranged side by side.
As shown in fig. 13, 14 and 15, the front end of the rear connection module 20 is provided with a rear support rib insert 201, the rear support rib insert 201 is embedded in a hole formed between the support ribs 151 in the bridge body 15, the rear end of the rear support rib insert 201 is provided with a rear connection block 202, the middle part of the lower end of the rear connection block 202 is provided with a downward opening end support bar connection groove 205, the rear connection pin hole 203 penetrates the rear connection block 202 and penetrates the end support bar connection groove 205, the upper end of the end support bar 8 is embedded in the end support bar connection groove 205 and is rotatably connected with the end support bar connection groove through a pin body, and the lower end of the support bar 8 is fixedly connected with the base 5.
The working principle of the middle-section docking module 19 and the rear-section connecting module 20 is similar to that of the front-section docking module 16, and the lower end of the rear-section connecting module 20 is fixed at the upper end and the lower end of the goods bridge through the tail end supporting rods 8 because the rear end of the rear-section connecting module is not provided with a goods bridge module.
Claims (10)
1. A loading and unloading bridge is equipped by oneself to conveyer non-characterized in that: the adjustable carrier comprises an adjustable carrier (1) and two lengthened goods bridges connected side by side, wherein a plurality of roller slide rail assemblies (9) are paved on the lengthened goods bridges, rollers are arranged on the roller slide rail assemblies (9), sliding plates (7) crossing two lengthened goods bridge decks are arranged on the roller slide rail assemblies (9), and the adjustable carrier (1) is used for supporting a conveyor inclined table (21);
the lengthened goods bridge comprises a front section goods bridge module (2), a plurality of middle section goods bridge modules (3) and a rear section goods bridge module (4) which are sequentially connected from front to back, wherein splayed supports (6) which are rotationally connected are arranged at two ends of a junction between the front section goods bridge module (2), the plurality of middle section goods bridge modules (3) and the rear section goods bridge module (4), tail end support rods (8) are arranged at the rear end of the rear section goods bridge module (4), rod bodies of the tail end support rods (8) are telescopic, the splayed supports (6) are formed into a splayed shape by inner side support rods (61) and outer side support rods (62), and the lower ends of the inner side support rods (61) and the outer side support rods (62) are connected with a base (5) in a sliding positioning mode.
2. The loading and unloading bridge of the non-self-equipped conveyor according to claim 1, wherein the lower end parts of the inner side supporting rod (61) and the outer side supporting rod (62) are provided with a rotatable and connected elastic sliding seat assembly (18), the elastic sliding seat assembly (18) is in sliding engagement with the lower end base (5), the upper end surface of the base (5) is provided with positioning teeth (54) matched with the elastic sliding seat assembly (18), the elastic sliding seat assembly (18) realizes sliding and positioning fixation on the base (5) through an elastic structure, and the splayed supporting rod (6) can realize end height of a cargo bridge module through sliding locking on the base (5) and stretching of the tail end supporting rod (8), so that vertical height adjustment and gradient adjustment of the lengthened cargo bridge are realized.
3. The loading and unloading bridge of claim 1, wherein the front end of the front cargo bridge module (2) is provided with a front docking module (16), the front end of the middle cargo bridge module (3) is provided with a middle docking module (19), the front end and the rear end of the rear cargo bridge module (4) are respectively provided with a middle docking module (19) and a rear connection module (20), the bridge body (15) is embedded between the front docking module (16), the middle docking module (19) and the rear connection module (20), and two ends of the front docking module (16) and the middle cargo bridge module (3) are rotationally connected with the splayed support (6), and the middle part of the rear connection module (20) is rotationally connected with the tail end support rod (8).
4. A loading and unloading bridge for non-self-propelled equipment of a conveyor according to claim 3, wherein the bridge body (15) is of a hollow structure, a plurality of supporting ribs (151) are arranged in the bridge body (15), and bridge deck pin holes (152) penetrating through two ends are arranged at the rear end of the bridge body (15).
5. The loading and unloading bridge of claim 4, wherein the base (5) is formed by connecting a plurality of independent base modules, each base module comprises two toothed plates which are connected side by side, each toothed plate comprises two through T-shaped grooves (51), positioning teeth (54) are arranged on two sides of the upper end face of each T-shaped groove (51), the elastic sliding seat assembly (18) slides and positions through the T-shaped grooves (51) and the positioning teeth (54), connecting lugs (55) are arranged at the front end of each toothed plate, connecting grooves (52) are formed at the rear end of each toothed plate, connecting holes (53) are formed in the connecting grooves (52), two toothed plates adjacent to each other in front and rear are fixedly connected through the connecting lugs (55) embedded in the connecting grooves (52), the toothed plates arranged side by side are fixedly connected through fixing cross bars (56), and base fork hanging rings (14) and telescopic omnidirectional wheel assemblies (17) are arranged on the outer sides of the toothed plates.
6. The non-self-loading and unloading bridge of claim 5, wherein the elastic sliding seat assembly (18) is provided with an elastic seat (181) which is in sliding contact with two side end surfaces of the positioning teeth (54), the lower end of the elastic seat (181) is provided with a groove, an elastic toothed plate (185) is arranged in the groove, the lower end surface of the elastic toothed plate (185) is provided with a rack matched with the positioning teeth (54), the upper part of the elastic toothed plate (185) is provided with a bushing (189) penetrating through the elastic seat (181), the lower end of the bushing (189) is in contact with the elastic toothed plate (185), the upper end of the bushing (189) is in contact with the cam assembly (182), the lower end of the elastic toothed plate (185) is provided with a T-shaped block (186), the upper end of the T-shaped block (186) is provided with an elastic shaft (188), the elastic shaft (188) penetrates through the elastic toothed plate (185), the elastic seat (181) and the bushing (189) and is rotationally connected with the cam assembly (182) above, and a reset spring (187) is arranged between the elastic toothed plate (185) and the T-shaped block (186).
7. The bridge of claim 6, wherein the cam assembly (182) includes a cam lug (1821) contacting the bushing (189), the cam lug (1821) is shaped like a cam, a connecting slot (1826) is provided in the middle of the cam lug (1821), the end of the elastic shaft (188) is embedded into the connecting slot (1826) and is rotatably connected with the cam lug (1821), one end of the cam lug (1821) is connected with a spanner bar (1822), a pin seat (1825) is provided at the lower end of the spanner bar (1822), the elastic pin (1823) passes through the pin seat (1825) and is in sliding contact with the pin seat, a pin body (1824) is provided at one end of the elastic pin (1823) close to the cam lug (1821), the pin body (1824) is embedded into the end of the elastic shaft (188), and a pull ring is provided at the other end of the elastic pin (1823).
8. The loading and unloading bridge for non-self-propelled equipment of a conveyor according to claim 5, wherein the two bases (5) arranged side by side are fixedly connected through a lower end stay bar (11), connecting blocks (111) are arranged on two sides of the lower end stay bar (11), the connecting blocks (111) are fixedly connected with the inner side surfaces of the bases (5), tensioning rings (112) which are rotationally connected are arranged on the connecting blocks (111), adjusting nuts (113) are arranged on the lower end stay bar (11) and used for adjusting the distance, bridge deck hanging rings (13) are arranged on two sides of the bridge body (15), and the tensioning rings (112) between the two lengthened goods bridges arranged side by side are crossed and tensioned with the bridge deck hanging rings (13) through a fastening belt (10).
9. The loading and unloading bridge for non-self-propelled equipment of a conveyor according to claim 5, wherein the upper ends of the two elongated bridges arranged side by side are fixedly connected by upper end supporting rods (12) at the junctions between the front-section bridge module (2), the plurality of middle-section bridge modules (3) and the rear-section bridge module (4).
10. The loading and unloading bridge of the non-self-propelled equipment of the conveyor according to claim 9, wherein the two ends of the upper supporting rod (12) are provided with connecting lugs (122), and the upper supporting rod (12) is provided with a supporting rod adjusting nut (121).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110772875.3A CN113443146B (en) | 2021-07-08 | 2021-07-08 | Loading and unloading bridge for non-self-equipped conveyor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110772875.3A CN113443146B (en) | 2021-07-08 | 2021-07-08 | Loading and unloading bridge for non-self-equipped conveyor |
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| Publication Number | Publication Date |
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| CN113443146A CN113443146A (en) | 2021-09-28 |
| CN113443146B true CN113443146B (en) | 2024-03-29 |
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| WO2010020050A1 (en) * | 2008-08-19 | 2010-02-25 | Tld (Canada) Inc. | Cargo loader for an aircraft with an articulate scissor assembly |
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| CN108045594A (en) * | 2017-12-15 | 2018-05-18 | 武汉理工大学 | Large transport airplane unit nesting combined type aids in goods bridge and assembly and disassembly methods |
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| CN109733916A (en) * | 2019-01-11 | 2019-05-10 | 徐工集团工程机械股份有限公司 | Goods bridge |
| CN110936876A (en) * | 2019-12-03 | 2020-03-31 | 贵州航天特种车有限责任公司 | Airport is with quick loading and unloading platform |
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2021
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010020050A1 (en) * | 2008-08-19 | 2010-02-25 | Tld (Canada) Inc. | Cargo loader for an aircraft with an articulate scissor assembly |
| CN104670518A (en) * | 2015-01-16 | 2015-06-03 | 庆安集团有限公司 | Material loading and unloading platform of conveyor |
| CN108045594A (en) * | 2017-12-15 | 2018-05-18 | 武汉理工大学 | Large transport airplane unit nesting combined type aids in goods bridge and assembly and disassembly methods |
| CN109051895A (en) * | 2018-06-15 | 2018-12-21 | 中国船舶重工集团应急预警与救援装备股份有限公司 | It is a kind of for voluntarily equipping the auxiliary goods bridge of upper and lower transporter |
| CN109733916A (en) * | 2019-01-11 | 2019-05-10 | 徐工集团工程机械股份有限公司 | Goods bridge |
| CN110936876A (en) * | 2019-12-03 | 2020-03-31 | 贵州航天特种车有限责任公司 | Airport is with quick loading and unloading platform |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113443146A (en) | 2021-09-28 |
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