CN221587821U - Gantry crane with stable lifting structure - Google Patents
Gantry crane with stable lifting structure Download PDFInfo
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- CN221587821U CN221587821U CN202323562857.6U CN202323562857U CN221587821U CN 221587821 U CN221587821 U CN 221587821U CN 202323562857 U CN202323562857 U CN 202323562857U CN 221587821 U CN221587821 U CN 221587821U
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- 238000010586 diagram Methods 0.000 description 6
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 4
- 235000017491 Bambusa tulda Nutrition 0.000 description 4
- 241001330002 Bambuseae Species 0.000 description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 4
- 239000011425 bamboo Substances 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 230000000087 stabilizing effect Effects 0.000 description 3
- 241000196324 Embryophyta Species 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model belongs to the field of crane equipment, in particular to a portal crane with a stable lifting structure, which aims at solving the problem that goods are easy to shake and unhook in the prior art, and provides the portal crane with the stable lifting structure, wherein the bottom of a top plate is respectively and uniformly connected with a plurality of upper winding belt wheels in a rotating way, the upper end of a lifting plate is respectively and uniformly connected with a plurality of lower winding belt wheels in a rotating way, the plurality of upper winding belt wheels and the plurality of lower winding belt wheels are respectively and alternately arranged, one end of the steel wire rope for hoisting is respectively and alternately wound around the upper winding belt wheel and the lower winding belt wheel, one end of the steel wire rope for hoisting is connected with the top plate, multi-angle and multi-azimuth support is formed on the lifting plate through the steel wire rope when the lifting plate is used, the steel wire rope between the top plate and the lifting plate can keep high-strength tension under the action of falling tension of the weight of goods below the lifting plate, so that the lifting plate is kept stable when the goods are lifted, and unhooking is avoided.
Description
Technical Field
The utility model belongs to the field of crane equipment, and particularly relates to a portal crane with a stable lifting structure.
Background
The portal crane is used as large-scale hoisting equipment, has the characteristics of wide application field, strong bearing capacity, stable work, long service life and the like, and the structure of the portal crane can be improved according to specific conditions and requirements when in use, so that the portal crane can be subjected to size adjustment and installation and upgrading according to specific requirements when being hoisted as required, can be well applied even in complex working environments, and can be used for hoisting heavy objects in various industrial plants; when lifting the goods, the goods are easy to shake under the action of factors such as electric hoist movement and wind force after being lifted, and the condition of unhooking the goods is caused because the goods are lifted by the steel wire rope and the gantry crane has a certain height.
Disclosure of utility model
In order to overcome the defects in the prior art, the utility model provides a portal crane with a stable lifting structure, and the problems in the background art are effectively solved.
The technical scheme adopted by the utility model for solving the problems is as follows:
The portal crane with the stable lifting structure comprises a cross beam, wherein an electric hoist capable of moving along the cross beam is arranged on the lower side of the cross beam, the electric hoist comprises a steel wire rope and a lifting hook, one end of the steel wire rope for lifting is not connected with the lifting hook, a top plate is arranged on the lower side of the electric hoist, a lifting plate is arranged on the lower side of the top plate in a coaxial way, and the lifting hook is fixedly connected to the bottom of the lifting plate; the bottom of the top plate is respectively and uniformly connected with a plurality of upper winding belt pulleys in a rotating way, the upper end of the hanging plate is respectively and uniformly connected with a plurality of lower winding belt pulleys in a rotating way, the plurality of upper winding belt pulleys and the plurality of lower winding belt pulleys are respectively and alternately arranged, one end of the steel wire rope for hoisting is respectively and alternately wound around the upper winding belt pulleys and the lower winding belt pulleys, and one end of the steel wire rope for hoisting is connected with the top plate;
A supporting plate capable of moving up and down is coaxially arranged between the top plate and the hanging plate, the supporting plate is axially and slidably connected with the bottom of the top plate, steel wire ropes between the top plate and the hanging plate are respectively arranged on the circumferential surface of the supporting plate, and the tension of the steel wire ropes between the top plate and the hanging plate is improved through the supporting plate.
Preferably, the circumference surface of the supporting plate is uniformly provided with a plurality of supporting sliding grooves towards the inner side respectively, and the steel wire ropes between the top plate and the hanging plate are arranged at the inner sides of the corresponding supporting sliding grooves respectively.
Preferably, the inside of supporting the spout is sliding connection respectively has the support slider that can remove along the length direction of supporting the spout, and the bottom rotation of backup pad is connected with a rotor plate, and the circumference surface of rotor plate articulates respectively has the articulated pole that equals with support slider quantity, and the other end of articulated pole articulates with corresponding support slider respectively, and the upper end of backup pad is provided with a worm wheel, worm wheel and the coaxial fixed connection of rotor plate, and one side meshing of worm wheel has a worm, and the worm rotates with the backup pad upside to be connected, one end fixedly connected with control knob of worm.
Preferably, the upper end of the supporting slide block is slidably connected with a limiting plate capable of moving along the length direction of the supporting slide groove, the upper end of the supporting slide block is rotatably connected with an adjusting screw rod, the adjusting screw rod is in threaded connection with the limiting plate, and one end, far away from the limiting plate, of the adjusting screw rod is fixedly connected with an adjusting knob; the corresponding ends of the supporting slide block and the limiting plate are respectively provided with an arc-shaped groove.
Preferably, the upper end fixedly connected with connecting plate of backup pad, the upper end fixedly connected with buffer rod of connecting plate, the upper end sliding connection of buffer rod has a buffer tube, the upper end and the roof bottom fixed connection of buffer tube.
Preferably, the connecting hole has been seted up to the bottom of a buffer section of thick bamboo, and the inside sliding connection of a buffer section of thick bamboo has the slide that can reciprocate, and the upper end of buffer rod passes through the inside that the connecting hole got into a buffer section of thick bamboo and the upper end and the slide bottom fixed connection of buffer rod, the upper end fixedly connected with buffer spring of slide, buffer spring upper end and the inside upper end fixed connection of a buffer section of thick bamboo.
Preferably, a wire clamping plate is fixedly connected to the lower side of the edge of the top plate, a wire clamping opening is formed in the side face of the wire clamping plate towards the inside, a wire rope is arranged at one end of the wire rope, used for hoisting, and a wire clamping structure used for fixing the wire rope is arranged in the wire clamping opening.
Preferably, the wire clamping structure comprises a bearing plate and a wire clamping component which are correspondingly arranged, the wire clamping component is in sliding connection with the inner wall of the wire clamping port, one end of the wire clamping component, which is far away from the bearing plate, is rotationally connected with a connecting screw rod, the connecting screw rod is in threaded connection with the surface of the wire clamping plate, and the other end of the connecting screw rod is fixedly connected with a fixing knob.
Preferably, the wire clamping component comprises a mounting plate and a pressing plate, wherein the pressing plate corresponds to the bearing plate, the front side and the rear side of one end of the mounting plate, which corresponds to the pressing plate, are respectively and fixedly connected with a side plate, the surfaces of the side plates are respectively provided with a chute, the front end and the rear end of the pressing plate are respectively and fixedly connected with two matched columns, the matched columns are slidably connected to the inner sides of the chute, the lower side of the matched column positioned at the lower side is fixedly connected with a supporting spring, and the lower end of the supporting spring is fixedly connected with the inner wall of the chute; the lower side of the chute inclines to the direction of the bearing plate, and when the pressing plate moves downwards, the pressing plate can move to the direction of the bearing plate under the sliding fit of the matched column and the chute.
Preferably, the corresponding surface of the pressing plate and the bearing plate is respectively provided with a vertical cambered surface, and the surfaces of the cambered surfaces are respectively fixedly connected with a plurality of arc-shaped bulges which are vertically arranged.
The utility model has novel structure, ingenious conception and simple and convenient operation, and has the following advantages compared with the prior art:
1. When the device is used, the lifting plate is supported in multiple angles and multiple directions through the steel wire rope, the steel wire rope between the top plate and the lifting plate can keep high-strength tension under the action of falling tension of the weight of goods on the lower side of the lifting plate, so that the greater the weight of the goods is, the greater the tension of the steel wire rope is, the better the stabilizing effect on the lifting plate is, the lifting plate is kept stable when the goods are lifted, and the unhooking condition is avoided;
2. The tension of the steel wire rope between the top plate and the hanging plate can be further improved through the supporting plate, the tension of the steel wire rope is increased under the action of the weight of goods, the tension of the steel wire rope is further increased, and the stabilizing plate of the hanging plate is further improved;
3. When one end of the steel wire rope is stressed and can move downwards, the pressing plate can be driven to move downwards under the action of friction force, and the pressing plate can move towards the bearing plate simultaneously when moving downwards under the sliding fit of the matched column and the chute when moving downwards, so that the pressing force on the steel wire rope is improved, the pressing force on the steel wire rope is increased, the pressing force on the steel wire rope by the pressing plate is increased, the fixing effect on the steel wire rope is increased, and the effect of fully improving the fixing effect on the steel wire rope is achieved.
Drawings
Fig. 1 is a first schematic view of an overall structure of a gantry crane with a stable lifting structure according to the present utility model.
Fig. 2 is a second schematic diagram of the overall structure of a gantry crane with a stable lifting structure according to the present utility model.
Fig. 3 is a schematic diagram showing the cooperation structure of a steel rope, an upper winding pulley and a lower winding pulley of a gantry crane with a stable lifting structure.
Fig. 4 is a schematic diagram of a wire clamping structure of a gantry crane with a stable lifting structure according to the present utility model.
Fig. 5 is a first schematic diagram of a wire clamping component structure of a gantry crane with a stable lifting structure according to the present utility model.
Fig. 6 is a second schematic diagram of a wire clamping component structure of a gantry crane with a stable lifting structure according to the present utility model.
Fig. 7 is a third schematic diagram of a wire clamping component structure of a gantry crane with a stable lifting structure.
Fig. 8 is a schematic view of the internal structure of a buffer drum of a gantry crane with a stable lifting structure according to the present utility model.
Fig. 9 is a schematic view of a rotating plate driving structure of a gantry crane with a stable lifting structure according to the present utility model.
Fig. 10 is a schematic view of a mounting structure of a limiting plate of a gantry crane with a stable lifting structure according to the present utility model.
In the figure: the device comprises a 1-cross beam, a 2-electric hoist, a 3-top plate, a 4-hanging plate, a 5-fixed ring, a 6-lower winding pulley, a 7-upper winding pulley, an 8-steel wire rope, a 9-wire clamping plate, a 10-fixed knob, an 11-wire clamping opening, a 12-bearing plate, a 13-arc-shaped bulge, a 14-pressing plate, a 15-mounting plate, a 16-chute, a 17-matching column, a 18-supporting spring, a 19-connecting screw, a 20-supporting plate, a 21-supporting chute, a 22-limiting plate, a 23-rotating plate, a 24-hinging rod, a 26-supporting slide block, a 27-adjusting screw, a 28-adjusting knob, a 29-connecting plate, a 30-buffering rod, a 31-sliding plate, a 32-buffering cylinder, a 33-buffering spring, a 34-worm, a 35-worm wheel, a 36-controlling knob and a 37-lifting hook.
Detailed Description
The following are specific embodiments of the present utility model, and the technical solutions of the present utility model are further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.
As shown in fig. 1-10, the utility model provides a portal crane with a stable lifting structure, which comprises a cross beam 1, wherein an electric hoist 2 capable of moving along the cross beam 1 is arranged at the lower side of the cross beam 1, the electric hoist 2 comprises a steel wire rope 8 and a lifting hook 37, one end of the steel wire rope 8 for lifting is not connected with the lifting hook 37, a top plate 3 is arranged at the lower side of the electric hoist 2, a lifting plate 4 is arranged at the lower side coaxial center of the top plate 3, and the lifting hook 37 is fixedly connected at the bottom of the lifting plate 4 and is used for hooking cargoes; the bottom of the top plate 3 is respectively and uniformly connected with a plurality of upper winding belt pulleys 7 in a rotating way, the upper end of the hanging plate 4 is respectively and uniformly connected with a plurality of lower winding belt pulleys 6 in a rotating way, the plurality of upper winding belt pulleys 7 and the plurality of lower winding belt pulleys 6 are respectively and alternately arranged, one end of the steel wire rope 8 for hoisting is respectively and alternately wound around the upper winding belt pulleys 7 and the lower winding belt pulleys 6, and one end of the steel wire rope 8 for hoisting is connected with the top plate 3;
The left side and the right side of the upper end of the top plate 3 are fixedly connected with a fixed ring 5 respectively, the fixed ring 5 is fixedly connected with an electric hoist, when the electric hoist moves, the electric hoist can drive the device to move under the connection of the fixed ring 5, the device forms multi-angle and multi-azimuth support for the hanging plate 4 through the steel wire rope 8 which bypasses the upper winding belt pulley 7 and the lower winding belt pulley 6 respectively when in use, when the hanging plate 4 shakes towards one azimuth, the tension of the steel wire rope 8 corresponding to the hanging plate 4 is received, so that the shaking force of the hanging plate 4 is counteracted by the tension of the steel wire rope 8 corresponding to the hanging plate, the hanging plate 4 can be kept stable under the action of the tension of the steel wire rope 8 between the upper winding belt pulley 7 and the lower winding belt pulley 6, shaking is avoided, and the steel wire rope 8 between the top plate 3 and the hanging plate 4 can keep high-strength tension under the action of the falling tension of the weight of goods, so that the weight of the goods is larger, the tension of the steel wire rope 8 is larger, the stabilizing effect on the hanging plate 4 is better, and the hanging plate 4 is kept stable when the goods is lifted, and unhooked when the goods is lifted;
And, be provided with a backup pad 20 that can reciprocate between roof 3 and hanger plate 4 with the axle center, backup pad 20 and roof 3 bottom axial sliding connection, wire rope 8 between roof 3 and the hanger plate 4 set up respectively at the circumference surface of backup pad 20, can further improve the tension of wire rope 8 between roof 3 and the hanger plate 4 through backup pad 20, make the tension of wire rope 8 increase under the effect of cargo weight, and then make the tension of wire rope 8 increase, further improve hanger plate 4's stabilizer.
Further, the circumference surface of the supporting plate 20 is uniformly provided with a plurality of supporting sliding grooves 21 inwards, the steel wire ropes 8 between the top plate 3 and the hanging plate 4 are respectively arranged on the inner sides of the corresponding supporting sliding grooves 21, the steel wire ropes 8 are limited through the supporting sliding grooves 21, the situation that the steel wire ropes 8 slide when in use is avoided, the steel wire ropes 8 deviate from positions, and the stability of the hanging plate 4 is influenced.
Further, in order to improve the tension of the wire rope 8, the inside of the supporting chute 21 is respectively connected with the supporting slide blocks 26 which can move along the length direction of the supporting chute 21 in a sliding manner, a rotating plate 23 is rotationally connected to the bottom of the supporting plate 20, the circumference surfaces of the rotating plate 23 are respectively hinged with hinging rods 24 equal to the number of the supporting slide blocks 26, the other ends of the hinging rods 24 are respectively hinged with the corresponding supporting slide blocks 26, the upper end of the supporting plate 20 is provided with a worm wheel 35, the worm wheel 35 is fixedly connected with the rotating plate 23 in a coaxial manner, one side of the worm wheel 35 is meshed with a worm 34, the worm 34 is rotationally connected with the upper side of the supporting plate 20, one end of the worm 34 is fixedly connected with a control knob 36, the control knob 36 can drive the rotating plate 23 to rotate through the meshing of the worm wheel 35 and the worm 34, the supporting slide blocks 26 can be pushed to move outwards through the transmission of the hinging rods 24 when the rotating plate 23 rotates, the wire rope 8 is respectively located at the outer sides of the supporting slide blocks 26, and under the condition that the lifting plate 4 bears goods, when the supporting slide blocks 26 synchronously move and push the wire rope 8 to move outwards, the wire rope 8 is provided with a certain tension of the wire rope 8 under the action, and the tension of the wire rope 8 can be further improved.
Further, in order to limit the steel wire rope 8 and prevent the steel wire rope 8 from being separated from the supporting chute 21, the upper end of the supporting slide block 26 is slidably connected with a limiting plate 22 capable of moving along the length direction of the supporting chute 21, the upper end of the supporting slide block 26 is rotatably connected with an adjusting screw 27, the adjusting screw 27 is in threaded connection with the limiting plate 22, and one end, away from the limiting plate 22, of the adjusting screw 27 is fixedly connected with an adjusting knob 28; the arc-shaped grooves are respectively formed in the corresponding ends of the supporting slide block 26 and the limiting plate 22, the steel wire ropes 8 are limited in the space formed by the arc-shaped grooves in the surfaces of the supporting slide block 26 and the limiting plate 22, and further the steel wire ropes 8 are prevented from being separated from the supporting grooves, when the steel wire ropes 8 are placed until the outer sides of the protruding and supporting sliding grooves 21 of the limiting plate 22 can be rotated, gaps which enter the inner sides of the limiting plate 22 can be exposed, the steel wire ropes 8 enter between the limiting plate 22 and the supporting slide block 26, the steel wire ropes 8 are conveniently limited, the spacing between the limiting plate 22 and the supporting slide block 26 can be adjusted through rotating the adjusting knob 28, and the steel wire ropes 8 with different thicknesses are used for adjusting the spacing distances according to the difference of the thickness of the steel wire ropes 8.
The upper end fixedly connected with connecting plate 29 of backup pad 20, the upper end fixedly connected with buffer rod 30 of connecting plate 29, the upper end sliding connection of buffer rod 30 has a buffer tube 32, the upper end and the roof 3 bottom fixed connection of buffer tube 32, the buffer rod 30 is used for making backup pad 20 can be stable reciprocate with the connection of buffer tube 32 to avoid backup pad 20 whereabouts.
Further, the bottom of the buffer tube 32 is provided with a connecting hole, the inside of the buffer tube 32 is slidably connected with a sliding plate 31 capable of moving up and down, the upper end of the buffer rod 30 enters the inside of the buffer tube 32 through the connecting hole and the upper end of the buffer rod 30 is fixedly connected with the bottom of the sliding plate 31, the upper end of the sliding plate 31 is fixedly connected with a buffer spring 33, the upper end of the buffer spring 33 is fixedly connected with the upper end of the inside of the buffer tube 32, the buffer spring 33 is used for supporting the supporting plate 20, when the hanging plate 4 ascends to contact with the supporting plate 20, the supporting plate 20 can be provided with a buffer capable of moving up, the hanging plate 4 is prevented from colliding with the supporting plate 20 to cause goods to break away, and the supporting spring 18 can push the sliding plate 31 through self elastic force, so that the supporting plate 20 keeps stability.
The edge downside fixedly connected with card line board 9 of roof 3, card line board 9 side inwards has offered a card line mouth 11, and the wire rope 8 is arranged in the card line mouth 11 inboard of placing in of the one end of hoist and mount, and card line mouth 11 internally mounted has the card line structure that fixes wire rope 8, and card line structure is used for fixing the one end of wire rope 8 hoist and mount, drives hanger plate 4 when making things convenient for electric block 2 to start and goes up and down.
Further, the wire clamping structure comprises a bearing plate 12 and a wire clamping component which are correspondingly arranged, the wire clamping component is in sliding connection with the inner wall of the wire clamping opening 11, one end of the wire clamping component, far away from the bearing plate 12, is rotationally connected with a connecting screw 19, the connecting screw 19 is in threaded connection with the surface of the wire clamping plate 9, the other end of the connecting screw 19 is fixedly connected with a fixing knob 10, the connecting screw 19 can be driven to rotate through the rotating fixing knob 10, when the connecting screw 19 rotates, the wire clamping component can be driven to move towards the bearing plate 12 to extrude the wire clamping component under the action of being in threaded connection with the wire clamping plate 9, the wire rope 8 is positioned between the wire clamping component and the bearing plate 12 when being fixed, and the wire rope 8 can be extruded when the wire clamping component moves towards the bearing plate 12, so that the wire rope 8 is fixed.
Further, in order to improve the fixing effect of lifting one end of the steel wire rope 8 for lifting cargoes, the wire clamping component comprises a mounting plate 15 and a pressing plate 14, the pressing plate 14 corresponds to the bearing plate 12, the front side and the rear side of one end, corresponding to the mounting plate 15 and the pressing plate 14, of each pressing plate are respectively and fixedly connected with side plates, inclined grooves 16 are respectively formed in the surfaces of the side plates, two matching columns 17 are respectively and fixedly connected to the front end and the rear end of each pressing plate 14, the matching columns 17 are slidably connected to the inner sides of the inclined grooves 16, a supporting spring 18 is fixedly connected to the lower side of the matching column 17 at the lower side and is used for supporting the pressing plate 14, the pressing plate 14 is kept to be correspondingly arranged with the bearing plate 12 when the pressing plate 14 is not stressed, the lower end of the supporting spring 18 is fixedly connected to the inner wall of the inclined grooves 16, a maintenance rod is slidably connected to the surfaces of the matching columns 17, the upper end and the lower end of each maintenance rod are respectively fixedly connected to the upper end and the lower end of each inclined groove 16, the supporting spring 18 is sleeved on the surfaces of each maintenance rod, after the supporting springs 18 are extruded, the maintenance rods can avoid bending of the supporting springs 18, when the supporting springs 10 are rotated, the fixing knob 15 can drive the pressing plate 14 to move towards the bearing plate 12, and the direction of the bearing plate 12, and the pressing plate 12, and the steel wire rope is fixedly extruded by the pressing plate 12 through the pressing plate 14; further, the direction of the lower side of the chute 16 inclines to the direction of the bearing plate 12, when the pressing plate 14 moves downwards, the pressing plate 14 can move to the direction of the bearing plate 12 under the sliding fit of the matching column 17 and the chute 16, so that one end of the steel wire rope 8 is lifted can move downwards when being stressed, the pressing plate 14 can be driven to move downwards under the action of friction force when the steel wire rope 8 moves, and the pressing plate 14 can move to the direction of the bearing plate 12 simultaneously under the sliding fit of the matching column 17 and the chute 16 when moving downwards, so that the pressing force to the steel wire rope 8 is improved, the pressing force to the steel wire rope 8 is increased when the pressing force to the steel wire rope 8 by the pressing plate 14 is increased, the fixing effect to the steel wire rope 8 is increased, and the effect of the fixing effect to the steel wire rope 8 is fully improved.
Further, the vertical cambered surfaces are respectively arranged on the corresponding surfaces of the pressing plate 14 and the bearing plate 12, the surfaces of the cambered surfaces are respectively fixedly connected with a plurality of arc-shaped bulges 13 which are vertically arranged, the arc-shaped bulges 13 can play a role in improving the fixing effect of fixing the steel wire rope 8 when the pressing plate 14 is matched with the bearing plate 12 to extrude the steel wire rope 8, the safety of the device in use is improved, and the device is convenient for constructors to use.
The working process of the utility model is as follows:
this device is hooked to the goods through the lifting hook 37 of hanger plate 4 bottom when using, then drive hanger plate 4 through electronic nursing rolling wire rope 8 and go up and down, can support wire rope 8 between roof 3 and the hanger plate 4 through backup pad 20 when hanger plate 4 goes up and down, improve wire rope 8's tension, and improve hanger plate 4's stability, and can play diversified support to hanger plate 4 through wire rope 8 between upper winding pulley 7 and lower winding pulley 6 when hanger plate 4 bearing, play the effect of improving hanger plate 4's stability when hoist and mount goods, the convenience of use construction.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions, without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.
Claims (10)
1. The utility model provides a gantry crane with stable hoisting structure, includes crossbeam (1), and electric block (2) that can remove along crossbeam (1) are installed to crossbeam (1) downside, and electric block (2) are including wire rope (8) and lifting hook (37), its characterized in that: one end of the steel wire rope (8) for hoisting is not connected with the lifting hook (37), a top plate (3) is arranged at the lower side of the electric hoist (2), a lifting plate (4) is arranged on the lower side of the top plate (3) in a coaxial way, and the lifting hook (37) is fixedly connected to the bottom of the lifting plate (4); the bottom of the top plate (3) is respectively and uniformly connected with a plurality of upper winding belt wheels (7) in a rotating way, the upper end of the hanging plate (4) is respectively and uniformly connected with a plurality of lower winding belt wheels (6), the plurality of upper winding belt wheels (7) and the plurality of lower winding belt wheels (6) are respectively and alternately arranged, one end of the steel wire rope (8) for hoisting is respectively and alternately wound around the upper winding belt wheels (7) and the lower winding belt wheels (6), and one end of the steel wire rope (8) for hoisting is connected with the top plate (3);
a supporting plate (20) capable of moving up and down is arranged between the top plate (3) and the hanging plate (4) in a coaxial mode, the supporting plate (20) is axially and slidably connected with the bottom of the top plate (3), steel wires (8) between the top plate (3) and the hanging plate (4) are respectively arranged on the circumferential surface of the supporting plate (20), and the tension of the steel wires (8) between the top plate (3) and the hanging plate (4) is improved through the supporting plate (20).
2. A gantry crane with stable lifting structure as claimed in claim 1, characterized in that: a plurality of supporting sliding grooves (21) are uniformly formed in the circumferential surfaces of the supporting plates (20) towards the inner sides respectively, and steel wire ropes (8) between the top plate (3) and the hanging plate (4) are arranged on the inner sides of the corresponding supporting sliding grooves (21) respectively.
3. A gantry crane with stable lifting structure as claimed in claim 2, characterized in that: the inside of support spout (21) sliding connection has support slider (26) that can remove along the length direction of support spout (21) respectively, the bottom rotation of backup pad (20) is connected with a rotor plate (23), the circumference surface of rotor plate (23) articulates respectively has articulated pole (24) that equals with support slider (26) quantity, the other end of articulated pole (24) articulates with corresponding support slider (26) respectively, the upper end of backup pad (20) is provided with a worm wheel (35), worm wheel (35) and rotor plate (23) coaxial fixed connection, one side meshing of worm wheel (35) has a worm (34), worm (34) are connected with the rotation of backup pad (20) upside, one end fixedly connected with control knob (36) of worm (34).
4. A gantry crane with stable lifting structure according to claim 3, characterized in that: the upper end of the supporting sliding block (26) is slidably connected with a limiting plate (22) capable of moving along the length direction of the supporting sliding groove (21), the upper end of the supporting sliding block (26) is rotatably connected with an adjusting screw (27), the adjusting screw (27) is in threaded connection with the limiting plate (22), and one end, far away from the limiting plate (22), of the adjusting screw (27) is fixedly connected with an adjusting knob (28); the corresponding ends of the supporting slide block (26) and the limiting plate (22) are respectively provided with an arc-shaped groove.
5. A gantry crane with stable lifting structure as claimed in claim 1, characterized in that: the upper end fixedly connected with connecting plate (29) of backup pad (20), the upper end fixedly connected with buffer rod (30) of connecting plate (29), the upper end sliding connection of buffer rod (30) has a buffer tube (32), the upper end and roof (3) bottom fixed connection of buffer tube (32).
6. A gantry crane having a stable lifting structure as claimed in claim 5, wherein: the bottom of a buffer tube (32) is provided with a connecting hole, the inside of the buffer tube (32) is slidably connected with a sliding plate (31) capable of moving up and down, the upper end of a buffer rod (30) enters the inside of the buffer tube (32) through the connecting hole, the upper end of the buffer rod (30) is fixedly connected with the bottom of the sliding plate (31), the upper end of the sliding plate (31) is fixedly connected with a buffer spring (33), and the upper end of the buffer spring (33) is fixedly connected with the upper end of the inside of the buffer tube (32).
7. A gantry crane with stable lifting structure as claimed in claim 1, characterized in that: the wire clamping plate is characterized in that a wire clamping plate (9) is fixedly connected to the lower side of the edge of the top plate (3), a wire clamping opening (11) is formed in the side face of the wire clamping plate (9) towards the inside, a wire rope (8) is used for being lifted, the inner side of the wire clamping opening (11) is arranged at one end of the wire rope (8), and a wire clamping structure for fixing the wire rope (8) is arranged in the wire clamping opening (11).
8. A gantry crane with stable lifting structure as claimed in claim 7, characterized in that: the wire clamping structure comprises a bearing plate (12) and a wire clamping component which are correspondingly arranged, the wire clamping component is in sliding connection with the inner wall of the wire clamping port (11), one end, far away from the bearing plate (12), of the wire clamping component is rotationally connected with a connecting screw rod (19), the connecting screw rod (19) is in threaded connection with the surface of the wire clamping plate (9), and the other end of the connecting screw rod (19) is fixedly connected with a fixing knob (10).
9. A gantry crane with stable lifting structure as claimed in claim 8, characterized in that: the wire clamping component comprises a mounting plate (15) and a pressing plate (14), wherein the pressing plate (14) and the bearing plate (12) are mutually corresponding, side plates are fixedly connected to the front side and the rear side of one end of the mounting plate (15) corresponding to the pressing plate (14) respectively, inclined grooves (16) are formed in the surfaces of the side plates respectively, two matched columns (17) are fixedly connected to the front end and the rear end of the pressing plate (14) respectively, the matched columns (17) are slidably connected to the inner sides of the inclined grooves (16), a supporting spring (18) is fixedly connected to the lower side of the matched column (17) located at the lower side, and the lower end of the supporting spring (18) is fixedly connected with the inner wall of the inclined groove (16); the lower side of the chute (16) is inclined to the direction of the bearing plate (12), and the pressing plate (14) can move to the direction of the bearing plate (12) under the sliding fit of the fit column (17) and the chute (16) when moving downwards.
10. A gantry crane with stable lifting structure as claimed in claim 9, characterized in that: one surface of the pressing plate (14) corresponding to the bearing plate (12) is provided with vertical cambered surfaces respectively, and the surfaces of the cambered surfaces are fixedly connected with a plurality of arc-shaped bulges (13) which are vertically arranged respectively.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323562857.6U CN221587821U (en) | 2023-12-26 | 2023-12-26 | Gantry crane with stable lifting structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323562857.6U CN221587821U (en) | 2023-12-26 | 2023-12-26 | Gantry crane with stable lifting structure |
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| CN221587821U true CN221587821U (en) | 2024-08-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119637738A (en) * | 2025-02-18 | 2025-03-18 | 新乡市首创环境能源有限公司 | Slag crane traveling crane equipment for waste incineration power plant and use method |
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2023
- 2023-12-26 CN CN202323562857.6U patent/CN221587821U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119637738A (en) * | 2025-02-18 | 2025-03-18 | 新乡市首创环境能源有限公司 | Slag crane traveling crane equipment for waste incineration power plant and use method |
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