CN210762701U - Single-layer feeding car for scaling ladder - Google Patents
Single-layer feeding car for scaling ladder Download PDFInfo
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- CN210762701U CN210762701U CN201921468069.1U CN201921468069U CN210762701U CN 210762701 U CN210762701 U CN 210762701U CN 201921468069 U CN201921468069 U CN 201921468069U CN 210762701 U CN210762701 U CN 210762701U
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- 239000002356 single layer Substances 0.000 title claims abstract description 18
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 55
- 239000010959 steel Substances 0.000 claims abstract description 55
- 238000005096 rolling process Methods 0.000 claims abstract description 15
- 230000005540 biological transmission Effects 0.000 claims abstract description 13
- 238000004804 winding Methods 0.000 claims abstract description 10
- 238000003466 welding Methods 0.000 claims description 7
- 239000004677 Nylon Substances 0.000 claims description 6
- 229920001778 nylon Polymers 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 description 11
- 239000010410 layer Substances 0.000 description 9
- 238000010276 construction Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910000746 Structural steel Inorganic materials 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
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- 238000000034 method Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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Abstract
The utility model discloses a single-layer feeding car for an aerial ladder, which comprises a structural frame and an adjusting wheel group integrated on the structural frame; the brake component is assembled on the structural frame and provided with a brake tooth piece which can swing downwards to contact with the ladder arm to form friction; the traction assembly is in transmission connection with a steel wire traction rope of an external feeding winch through a winding wheel, and the steel wire traction rope provides power for the feeding trolley to move upwards; the adjusting assembly is in transmission connection with the front adjusting wheel set to adjust the width of the first walking channel and is in transmission connection with the rear adjusting wheel set to adjust the width of the second walking channel; the utility model uses the hopper mounting part to horizontally assemble the hopper on the structural frame, which ensures the hopper to be about 600mm away from the base surface, and is convenient for the operators to load and unload goods; in addition, the adjusting wheel set capable of adjusting the width of the walking channel according to the width of the ladder arm to ensure that the adjusting wheel can be in rolling contact with the ladder arm track at any time is designed, and the applicability of the feeding car is improved.
Description
Technical Field
The utility model relates to an engineering construction material transportation technical field specifically is an individual layer stack pallet for aerial ladder.
Background
In engineering construction, an aerial ladder is required to be used as a channel during high-rise operation or deep well operation, and a feeding car moves on the aerial ladder to realize transportation operation at two height positions.
The feeding car in the prior art comprises a double-layer feeding car and a single-layer feeding car, wherein a hopper is assembled on a frame body of the feeding car, and when the feeding car moves to a designated position (the lowest point or the highest point of an aerial ladder), the feeding car stops running and is ensured to be horizontally arranged near an operator;
the single-layer feeding car in the prior art can only meet the feeding function, and the height of the hopper cannot meet the requirement of reducing the labor intensity of workers when the feeding car runs to a specified position; the double-layer feeding car can meet the feeding function and can ensure that the height of the hopper meets the operation requirement of workers and the labor intensity of the workers is reduced, but the double-layer feeding car is complex in manufacturing and high in cost, and the construction cost is increased.
Therefore, in view of the above technical problems, there is a need for a single-layer feeding car which can be applied to an aerial ladder and can meet the requirement of workers for loading and unloading work.
SUMMERY OF THE UTILITY MODEL
The utility model provides a novel structure, can adapt to different specification scaling ladders, satisfy workman's loading and unloading goods operation requirement, reduce construction cost's individual layer stack pallet for scaling ladders.
In order to achieve the above object, the present invention provides the following technical solutions:
the utility model discloses an individual layer stack pallet for aerial ladder, include:
the hopper mounting part is reserved on the structural frame, and the hopper is assembled and fixed on the hopper mounting part;
an adjustment wheel set integrated on the structural frame;
the adjusting wheel set comprises a front adjusting wheel set assembled on the front side of the structural frame and a rear adjusting wheel set assembled on the rear side of the structural frame;
the front adjusting wheel set is provided with a first walking channel;
the rear adjusting wheel set forms a second walking channel;
when the feeding car is assembled with the aerial ladder, the ladder arms of the aerial ladder extend along the first walking channel and the second walking channel, the front adjusting wheel set is in contact with the ladder arms arranged in the first walking channel to form rolling fit, and the rear adjusting wheel set is in contact with the ladder arms arranged in the second walking channel to form rolling fit;
this stack pallet still includes:
a brake assembly mounted on the structural frame and having a brake tine capable of swinging downwardly to contact a ladder arm to form friction;
the traction assembly is in transmission connection with a steel wire traction rope of an external feeding winch through a winding wheel, and the steel wire traction rope provides power for the feeding trolley to move upwards; and
the adjusting assembly is in transmission connection with the front adjusting wheel set to adjust the width of the first walking channel and is in transmission connection with the rear adjusting wheel set to adjust the width of the second walking channel;
the steel wire traction rope is connected with the brake assembly through the winding wheel;
when the steel wire traction rope is connected with the brake assembly, the steel wire traction rope drives the brake tooth piece of the brake assembly to be far away from the ladder arm;
when the steel wire traction rope is disconnected with the brake assembly, the brake tooth plate of the brake assembly is close to the ladder arm and forms friction with the ladder arm;
when the feeding car runs to the lowest end along the aerial ladder (10), the loading platform of the hopper (103) is 600mm away from the ground.
Furthermore, the structural frame is formed by assembling and welding a 50x50x3 square tube and a 50x30x3 rectangular tube;
the structural frame comprises a hopper mounting part transversely arranged on the structural frame and a frame body arranged at the lower part;
the front adjusting wheel set is assembled on the front side of the frame body and comprises a first front adjusting wheel assembled on the upper part of the front side of the frame body and a second front adjusting wheel assembled on the lower part of the front side of the frame body;
the rear adjusting wheel set is assembled at the rear side of the frame body and comprises a first rear adjusting wheel assembled at the upper part of the rear side of the frame body and a second rear adjusting wheel assembled at the lower part of the rear side of the frame body;
the first traveling channel is formed between the first front adjusting wheel and the second front adjusting wheel;
and a second walking channel is formed between the first rear adjusting wheel and the second rear adjusting wheel.
Further, the adjustment assembly includes an air spring member, and a first mechanical spring member;
the cylinder body of the gas spring part is assembled with the frame body, and the cylinder rod of the gas spring part extends to the first front adjusting wheel and is connected with the first front adjusting wheel so as to drive the first front adjusting wheel to swing;
one end of the first mechanical spring part is assembled with the frame body, and the other end of the first mechanical spring part extends to the second rear adjusting wheel and is connected with the second rear adjusting wheel;
the first mechanical spring member is in a stretched state;
the cylinder rod of the air spring part drives the first front adjusting wheel to swing close to the second front adjusting wheel so as to reduce the width of the first traveling channel, or drives the first front adjusting wheel to swing away from the second front adjusting wheel so as to increase the width of the first traveling channel.
Further, the first front adjusting wheel, the second front adjusting wheel, the first rear adjusting wheel and the second rear adjusting wheel are assembled with the frame body through wheel brackets;
the wheel bracket is a steel plate welding bracket;
the first front adjusting wheel, the second front adjusting wheel, the first rear adjusting wheel and the second rear adjusting wheel are nylon wheels, and deep groove ball bearings are embedded in the nylon wheels.
Furthermore, a cylinder rod of the air spring part is in transmission connection with a wheel support of the first front adjusting wheel, and the wheel support matched with the first front adjusting wheel is in rotary connection with the frame body through a step shaft;
when the cylinder rod of the air spring part extends out, the first front adjusting wheel is driven to rotate downwards around the step shaft so as to be close to the second front adjusting wheel;
when the cylinder rod of the air spring part is contracted, the first front adjusting wheel is driven to rotate upwards around the step shaft so as to be far away from the second front adjusting wheel;
the first mechanical spring part is connected with a wheel bracket of the second rear adjusting wheel, and the wheel bracket matched with the second rear adjusting wheel is rotationally connected with the frame body through a step shaft;
when the second rear adjusting wheel is far away from the first rear adjusting wheel around the step shaft, the wheel bracket matched with the second rear adjusting wheel stretches the first mechanical spring part.
Furthermore, the brake assembly comprises a brake rotating body which is rotatably connected with the frame body, and a brake tooth piece which is integrated at the end part of the brake rotating body and can rotate along with the brake rotating body;
a second mechanical spring part is arranged at the lower part of the frame body;
one end of the second mechanical spring part is connected with the frame body, the other end of the second mechanical spring part is connected with the brake rotating body, and the second mechanical spring part is in a stretching state;
a steel wire rope mounting seat is reserved at one end, close to the traction assembly, of the brake rotor, and the steel wire traction rope is tied to the steel wire rope mounting seat;
when the steel wire traction rope is disconnected, the second mechanical spring part drives the brake rotating body to rotate so as to drive the brake tooth piece to contact the ladder arm;
the contact surface of the brake tooth plate and the ladder arm is formed into a sawtooth tooth surface.
Further, install the tablet on the frame body, the tablet is used for gathering the running position signal of this stack pallet, just the tablet communicates with external control ware in order to transmit the running position signal of gathering.
Further, a guide wheel assembly is arranged on the side surface of the frame body;
the guide wheel assembly comprises a guide wheel bracket fixedly connected with the frame body and a guide wheel rotatably connected through the guide wheel bracket;
the guide wheel is arranged on the inner side of the adjusting wheel set and is in rolling contact with the inner side surface of the ladder arm;
deep groove ball bearings are embedded in the upper end and the lower end of the guide wheel.
In the technical scheme, the utility model provides a pair of individual layer stack pallet for aerial ladder has following beneficial effect:
1. the utility model discloses a feeding car utilizes hopper installation department to assemble the hopper on structural framework horizontally, guarantees that the hopper is about 600mm apart from the basal plane, makes things convenient for operating personnel to load and unload goods; in addition, an adjusting wheel set capable of adjusting the width of the walking channel according to the width of the ladder arm to ensure that the adjusting wheel can be in rolling contact with the ladder arm track at any time is designed, so that the applicability of the feeding car is improved;
2. the utility model discloses a stack pallet is the power supply with outside winch, through the steel wire haulage rope to the whole traction force that rises that provides of stack pallet to rely on gravity to provide the power that descends, the steel wire haulage rope of outside winch is connected with the brake subassembly of device simultaneously, in case steel wire haulage rope fracture brake subassembly lets brake tooth piece and terraced arm surface contact in order to form the friction speed reduction under the drive of machinery spring part, the utility model discloses a brake tooth piece utilizes the frictional force that the sawtooth piece improved and terraced arm surface, realizes slowing down fast to improve the security.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.
Fig. 1 is a schematic structural view of a single-layer feeding cart for an aerial ladder disclosed in an embodiment of the present invention;
fig. 2 is a front view of a single-layer feeding carriage for an aerial ladder disclosed in the embodiment of the present invention;
fig. 3 is a top view of the single-layer feeding carriage for the aerial ladder disclosed in the embodiment of the present invention;
fig. 4 is a side view of a single-layer feeding carriage for an aerial ladder disclosed in the embodiment of the present invention;
fig. 5 is a use state diagram of the single-layer feeding car integrated hopper for the aerial ladder disclosed by the embodiment of the utility model.
Description of reference numerals:
1. a structural frame; 4. a guide wheel; 6. a wheel support; 8. a winding wheel; 9. an induction plate; 10. a step shaft; 10. an aerial ladder;
101. a frame body; 102. a hopper mounting section; 103. a hopper;
201. a first front adjustment wheel; 202. a second front adjustment wheel;
301. a first rear adjustment wheel; 302. a second rear adjustment wheel;
501. an air spring member; 502. a first mechanical spring member;
701. a brake rotor; 702. a brake tooth plate; 703. a second mechanical spring member;
901. a first travel path; 902. and a second walking channel.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.
As shown in fig. 1 to 5;
the individual layer stack pallet is used to aerial ladder of this embodiment includes:
the hopper mounting structure comprises a structural frame 1, wherein a hopper mounting part 102 is reserved on the structural frame 1, and a hopper is assembled and fixed on the hopper mounting part 102;
an adjusting wheel group integrated on the structural frame 1;
the adjusting wheel set is divided into a front adjusting wheel set assembled on the front side of the structural frame 1 and a rear adjusting wheel set assembled on the rear side of the structural frame 1;
the front adjusting wheel set is formed with a first walking channel 901;
the rear adjusting wheel set is formed with a second walking channel 902;
when the feeding car is assembled with the aerial ladder 10, the ladder arms of the aerial ladder 10 extend along the first walking channel 901 and the second walking channel 902, the front adjusting wheel set is in contact with the ladder arms arranged in the first walking channel 901 to form rolling fit, and the rear adjusting wheel set is in contact with the ladder arms arranged in the second walking channel 902 to form rolling fit;
this stack pallet still includes:
a brake assembly mounted on the structural frame 1 and having a brake tine 702 capable of swinging downwardly to contact the ladder arms to form friction;
the traction assembly is in transmission connection with a steel wire traction rope of an external feeding winch through a winding wheel 8, and the steel wire traction rope provides power for the feeding trolley to move upwards; and
the adjusting assembly is in transmission connection with the front adjusting wheel set to adjust the width of the first walking channel 901 and is in transmission connection with the rear adjusting wheel set to adjust the width of the second walking channel 902;
the steel wire traction rope is connected with the brake assembly through a winding wheel 8;
when the steel wire traction rope is connected with the brake assembly, the steel wire traction rope drives the brake tooth plate 702 of the brake assembly to be far away from the ladder arm;
when the steel wire traction rope is disconnected from the brake assembly, the brake teeth 702 of the brake assembly approach the ladder arm and form friction with the ladder arm.
Specifically, this embodiment discloses a carriage feeder that assembles with aerial ladder 10 and can move on aerial ladder 10, and this carriage feeder main power source comes from the steel wire haulage rope of the pay-off winch that is taken by hydraulic motor drive of aerial ladder 10 itself, and the steel wire haulage rope that relies on the pay-off winch pulls the carriage feeder to go upward and makes the carriage feeder slide along the ladder arm of aerial ladder 10, otherwise, the steel wire haulage rope reversal carriage feeder relies on self gravity to slide down along the ladder arm of aerial ladder 10 to this realizes the pay-off. The design point as the stack pallet of this application: four groups of adjusting wheel sets are integrated on the structural frame 1 of the feeding car and are respectively installed at four corners of the structural frame, meanwhile, an adjusting assembly is further integrated on the structural frame 1, the adjusting assembly can be used for adjusting the width of a walking channel formed by the adjusting wheel sets according to the change of the thickness of the ladder arm in the operation process, the ladder arm can smoothly pass through the walking channel, and the wheels of the adjusting wheel sets are guaranteed to be kept to be matched with the surface of the ladder arm in a rolling mode constantly. In addition, for the outside pay-off winch of adaptation, the traction assembly has been designed, the winding wheel 8 of traction assembly for integrating on structural framework 1, the steel wire haulage rope twines on this winding wheel, and the end of drawing forth of steel wire haulage rope is connected and is tensile form with brake assembly, guarantee when normal operating through the tensile of steel wire haulage rope, the brake tooth piece 702 of brake assembly can keep away from the ladder arm, and in case the steel wire haulage rope breaks off (accident situation), the brake assembly that has lost the steel wire haulage rope tensile force can rotate under the drive of mechanical spring part, rotate and finally produce frictional force with ladder arm surface contact with ordering about brake tooth piece 702 towards the ladder arm, just so realize fast speed reduction and brake, reduce the potential safety hazard, and the security is improved. Finally, by utilizing the hopper 103 integrated with the structural frame 1, when the feeding car runs to the lowest end along the aerial ladder 10, the distance between the loading platform of the hopper 103 and the base surface (ground) is within 600mm, so that the loading and unloading of the goods by the operators are met and facilitated.
Preferably, in the present embodiment, the structural frame 1 is formed by assembling and welding a 50x50x3 square tube and a 50x30x3 rectangular tube;
the structural frame 1 comprises a hopper mounting part 102 transversely arranged on the structural frame 1 and a frame body 101 arranged at the lower part;
the front adjusting wheel set is assembled on the front side of the frame body 101, and comprises a first front adjusting wheel 201 assembled on the upper part of the front side of the frame body 101 and a second front adjusting wheel 202 assembled on the lower part of the front side of the frame body 101;
the rear adjusting wheel set is assembled at the rear side of the frame body 101, and comprises a first rear adjusting wheel 301 assembled at the upper part of the rear side of the frame body 101 and a second rear adjusting wheel 302 assembled at the lower part of the rear side of the frame body 101;
a first travel passage 901 is formed between the first front regulating wheel 201 and the second front regulating wheel 202;
a second travel path 902 is formed between the first rear adjustment wheel 301 and the second rear adjustment wheel 302.
The structural frame 1 of the embodiment is formed by assembling and welding high-quality structural steel pipes, specifically, 50 × 3mm square pipes and 50 × 30 × 3 rectangular pipes, and through theoretical analysis and multiple anti-seismic and bearing experiments, the structural stability and rigidity meet the mechanical strength requirements.
Preferably, the adjustment assembly in this embodiment comprises an air spring member 501, and a first mechanical spring member 502;
the cylinder body of the air spring part 501 is assembled with the frame body 101, and the cylinder rod of the air spring part 501 extends to the first front adjusting wheel 201 and is connected with the first front adjusting wheel 201 to drive the first front adjusting wheel 201 to swing;
one end of the first mechanical spring member 502 is assembled with the frame body 101, and the other end of the first mechanical spring member 502 extends to the second rear regulating wheel 302 and is connected with the second rear regulating wheel 302;
the first mechanical spring member 502 is in tension;
the cylinder rod of the air spring 501 drives the first front adjustment wheel 201 to swing closer to the second front adjustment wheel 202 to reduce the width of the first travel path 901 or drives the first front adjustment wheel 201 to swing away from the second front adjustment wheel 202 to increase the width of the first travel path 901.
Wherein, the first front regulating wheel 201, the second front regulating wheel 202, the first rear regulating wheel 301 and the second rear regulating wheel 302 are all assembled with the frame body 101 through the wheel bracket 6;
the wheel bracket 6 is a steel plate welding bracket;
the first front adjusting wheel 201, the second front adjusting wheel 202, the first rear adjusting wheel 301 and the second rear adjusting wheel 302 are nylon wheels, and deep groove ball bearings are embedded in the nylon wheels.
The cylinder rod of the air spring part 501 is in transmission connection with the wheel bracket 6 of the first front adjusting wheel 201, and the wheel bracket 6 matched with the first front adjusting wheel 201 is in rotary connection with the frame body 101 through a step shaft 10;
when the cylinder rod of the air spring part 501 extends, the first front adjusting wheel 201 is driven to rotate downwards around the step shaft 10 to be close to the second front adjusting wheel 202;
when the cylinder rod of the air spring part 501 contracts, the first front adjusting wheel 201 is driven to rotate upwards around the step shaft 10 so as to be far away from the second front adjusting wheel 202;
the first mechanical spring member 502 is connected to the wheel holder 6 of the second rear regulating wheel 302, and the wheel holder 6 fitted to the second rear regulating wheel 302 is rotatably connected to the frame body 101 through the step shaft 10;
when the second rear adjustment wheel 302 is away from the first rear adjustment wheel 301 about the step axis 10, the wheel bracket 6, which is engaged with the second rear adjustment wheel 302, stretches the first mechanical spring member 502.
The structure of the adjusting wheel set, the connection relation between the adjusting assembly and the adjusting wheel set and the working principle are specifically limited in the embodiment; the adjusting wheel groups are divided into four groups, namely the first front adjusting wheel 201, the second front adjusting wheel 202, the first rear adjusting wheel 301 and the second rear adjusting wheel 302, and the adjusting wheel groups are divided into two groups, namely a gas spring element 501 and a first mechanical spring element 502; the installation position of the specific adjusting wheel set is as described above, the first traveling passage 901 is formed between the first front adjusting wheel 201 and the second front adjusting wheel 202, and the second traveling passage 902 is formed between the first rear adjusting wheel 301 and the second rear adjusting wheel 302. When the feeding car advances, the ladder arm of aerial ladder extends in first walking passageway 901 and second walking passageway 902, and along with the operation of feeding car, the thickness of ladder arm probably has to change, and can adjust walking passageway's width at any time according to the thickness of ladder arm under the drive of adjusting part to can let adjust the wheelset constantly and ladder arm rolling contact. The specific regulation principle is as follows: the width of the first walking channel 901 is changed by adjusting the relative distance between the first front adjusting wheel 201 and the second front adjusting wheel 202, the telescopic cylinder rod of the air spring part 501 is used for driving the wheel support 6 of the first front adjusting wheel 201 to rotate, so as to drive the first front adjusting wheel 201 to swing, when the cylinder rod of the air spring part 501 extends out, the cylinder rod drives the first front adjusting wheel 201 to swing downwards so as to reduce the width of the first walking channel 901, so that the position with smaller thickness of the ladder arm is adapted, and when the cylinder rod of the air spring part 501 contracts, the cylinder rod drives the first front adjusting wheel 201 to swing upwards so as to increase the width of the first walking channel 901, so as to adapt to the position with larger thickness of the ladder arm.
In addition, the first mechanical spring member 502 is connected with the second rear adjustment wheel 302, and is stretched by spring force to drive the second rear adjustment wheel 302 to abut against the surface of the ladder arm, and under the pushing action of the second rear adjustment wheel 302, the first rear adjustment wheel 301 can be ensured to abut against the surface of the ladder arm. Once the thickness of the ladder arm disposed in the second travel path 902 increases, the second rear adjustment wheel 302 swings downward while stretching
The first mechanical spring member 502 drives the second rear adjustment wheel 302 to swing upwards under the spring force of the first mechanical spring member 502 as the thickness of the ladder arm decreases, so as to ensure that the first rear adjustment wheel 301 and the second rear adjustment wheel 302 are in rolling contact with the surface of the ladder arm at any time.
The gas spring part 501 is a conventional power part and mainly comprises a pressure cylinder, a piston rod, a piston, a sealing guide sleeve, a gas-oil mixture, a joint and other functional parts, wherein the gas-oil mixture is filled in the closed pressure cylinder, so that the pressure in the cavity is several times or dozens of times higher than the atmospheric pressure, and the motion of the piston rod is realized by utilizing the pressure difference generated by the cross section area of the piston rod being smaller than that of the piston.
Preferably, the brake assembly in this embodiment includes a brake rotor 701 rotatably coupled to the frame body 101, and a brake pad 702 integrated at an end of the brake rotor 701 and capable of rotating with the brake rotor 701;
a second mechanical spring member 703 is mounted on the lower portion of the frame body 101;
one end of the second mechanical spring part 703 is connected with the frame body 101, the other end thereof is connected with the brake rotating body 701, and the second mechanical spring part 703 is in a stretching state;
a steel wire rope mounting seat is reserved at one end, close to the traction assembly, of the brake rotating body 701, and a steel wire traction rope is tied to the steel wire rope mounting seat;
when the steel wire traction rope is disconnected, the second mechanical spring part 703 drives the brake rotating body 701 to rotate so as to drive the brake tooth plate 702 to contact the ladder arm;
the contact surface of the brake pad 702 with the ladder arm is formed as a serrated tooth surface.
The design of the brake assembly is the key for ensuring the stable and safe operation of the feeding car, because the feeding car in the embodiment mainly relies on the steel wire traction rope of the external feeding winch to provide power, and considering the problem that the steel wire traction rope can be disconnected at any time due to accidents or aging, in order to ensure that the brake assembly can start working immediately once the steel wire traction rope is disconnected, the steel wire traction rope is connected with the brake assembly, and the brake rotor 701 of the brake assembly is stretched to drive the brake tooth sheet 702 to be far away from the ladder arm so as to ensure that the adjusting wheel set can roll smoothly, when the steel wire traction rope is disconnected, the pulling and holding force of the steel wire traction rope is lost, because the second mechanical spring part 703 is in a stretching state, the brake rotor 701 is driven to rotate under the action of the spring force, and the brake tooth sheet 702 is driven to rotate towards the ladder arm so as to contact the surface of the ladder arm, and because the contact, can improve with the frictional force of ladder arm, realize the operation of fast speed reduction and stop the stack pallet, improve the security, avoid the stack pallet to fall.
Preferably, in order to realize automatic control, the feeding cart disclosed in this embodiment is provided with a controller and a corresponding operation unit, the frame body 101 is provided with the sensing plate 9, the sensing plate 9 is used for collecting an operation position signal of the feeding cart, and the sensing plate 9 communicates with an external controller to transmit the collected operation position signal. During the operation, when the stack pallet moved the assigned position of scaling ladder and stopped, the operation personnel loaded goods on to the hopper, filled the back according to the stack pallet hydraulic switch on the pneumatic operating panel of direction indication, the stack pallet began to go upward along the scaling ladder, when going to the top of scaling ladder, touched spacing proximity switch, the stack pallet stopped. At the moment, the hopper turning plate is overlapped with the movable connecting platform to start unloading, the unloading is finished, the hydraulic switch of the feeding car on the pneumatic operation panel in the indicating direction is operated, the feeding car starts to move downwards, when the feeding car runs to the bottom of the scaling ladder, the limiting proximity switch of the bottom is touched, and the feeding car stops running, so that the circulation of feeding is finished.
In order to improve the stability of the feeding car in operation, a guide wheel assembly is arranged on the side surface of the frame body 101;
the guide wheel assembly comprises a guide wheel bracket fixedly connected with the frame body and a guide wheel 4 rotationally connected through the guide wheel bracket;
the guide wheel 4 is arranged on the inner side of the adjusting wheel set, and the guide wheel 4 is in rolling contact with the inner side surface of the ladder arm;
deep groove ball bearings are embedded in the upper end and the lower end of the guide wheel 4.
When the regulating wheel rolled with the ladder arm, leading wheel 4 contacted the side of ladder arm, played certain direction and supporting role to the operation of stack pallet in structural frame 1's inboard, ensured that the stack pallet operation is more stable, played certain additional act, improved the holistic security of stack pallet and stability.
In the technical scheme, the utility model provides a pair of individual layer stack pallet for aerial ladder has following beneficial effect:
the utility model discloses a feeding car utilizes hopper installation department 102 to assemble hopper 103 on structural framework 1 horizontally, guarantees that the cargo platform of hopper 103 is about 600mm from the base surface, and is convenient for the operating personnel to load and unload goods; in addition, an adjusting wheel set capable of adjusting the width of the walking channel according to the width of the ladder arm to ensure that the adjusting wheel can be in rolling contact with the ladder arm track at any time is designed, so that the applicability of the feeding car is improved;
the utility model discloses a stack pallet is the power supply with outside winch, through the steel wire haulage rope to the whole traction force that rises that provides of stack pallet to rely on gravity to provide the power that descends, the steel wire haulage rope of outside winch is connected with the brake subassembly of device simultaneously, in case steel wire haulage rope fracture brake subassembly lets brake tooth piece 702 and terraced arm surface contact in order to form the friction speed reduction under the drive of machinery spring part, the utility model discloses a brake tooth piece 702 utilizes the sawtooth tooth piece to improve and terraced arm surperficial frictional force, realizes slowing down fast to improve the security.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (8)
1. Single-deck stack pallet is used to aerial ladder, its characterized in that includes:
the hopper mounting structure comprises a structural frame (1), wherein a hopper mounting part (102) is reserved on the structural frame (1), and a hopper (103) is assembled and fixed on the hopper mounting part (102);
-an adjustment wheel group integrated on the structural frame (1);
the adjusting wheel set comprises a front adjusting wheel set assembled on the front side of the structural frame (1) and a rear adjusting wheel set assembled on the rear side of the structural frame (1);
the front adjusting wheel set is formed with a first walking channel (901);
the rear adjusting wheel set is provided with a second walking channel (902);
when the feeding car is assembled with the aerial ladder (10), the ladder arms of the aerial ladder (10) extend along the first walking channel (901) and the second walking channel (902), the front adjusting wheel set is in contact with the ladder arms arranged in the first walking channel (901) to form rolling fit, and the rear adjusting wheel set is in contact with the ladder arms arranged in the second walking channel (902) to form rolling fit;
this stack pallet still includes:
a brake assembly mounted on the structural frame (1) and having a brake tine (702) capable of swinging downwardly to contact a ladder arm to form friction;
the traction assembly is in transmission connection with a steel wire traction rope of an external feeding winch through a winding wheel (8), and the steel wire traction rope provides power for the feeding trolley to move upwards; and
an adjusting assembly in driving connection with the front adjusting wheel set to adjust the width of the first walking channel (901) and in driving connection with the rear adjusting wheel set to adjust the width of the second walking channel (902);
the steel wire traction rope is connected with the brake assembly through the winding wheel (8);
when the steel wire traction rope is connected with the brake assembly, the steel wire traction rope drives a brake tooth piece (702) of the brake assembly to be far away from the ladder arm;
when the steel wire traction rope is disconnected with the brake assembly, a brake tooth plate (702) of the brake assembly is close to the ladder arm and forms friction with the ladder arm;
when the feeding car runs to the lowest end along the aerial ladder (10), the loading platform of the hopper (103) is 600mm away from the ground.
2. The aerial ladder single-layer feeding car as claimed in claim 1, wherein the structural frame (1) is formed by assembling and welding a 50x50x3mm square tube and a 50x30x3mm rectangular tube;
the structure frame (1) comprises a hopper mounting part (102) transversely arranged on the structure frame (1) and a frame body (101) arranged at the lower part;
the front adjusting wheel set is assembled on the front side of the frame body (101), and comprises a first front adjusting wheel (201) assembled on the upper part of the front side of the frame body (101) and a second front adjusting wheel (202) assembled on the lower part of the front side of the frame body (101);
the rear adjusting wheel set is assembled at the rear side of the frame body (101), and comprises a first rear adjusting wheel (301) assembled at the upper part of the rear side of the frame body (101) and a second rear adjusting wheel (302) assembled at the lower part of the rear side of the frame body (101);
the first traveling channel (901) is formed between the first front adjusting wheel (201) and the second front adjusting wheel (202);
the second walking channel (902) is formed between the first rear adjusting wheel (301) and the second rear adjusting wheel (302).
3. The aerial ladder single-layer feeding carriage as claimed in claim 2, wherein the adjusting assembly comprises a gas spring part (501) and a first mechanical spring part (502);
the cylinder body of the air spring part (501) is assembled with the frame body (101), and the cylinder rod of the air spring part (501) extends to the first front adjusting wheel (201) and is connected with the first front adjusting wheel (201) to drive the first front adjusting wheel (201) to swing;
one end of the first mechanical spring part (502) is assembled with the frame body (101), and the other end of the first mechanical spring part (502) extends to the second rear adjusting wheel (302) and is connected with the second rear adjusting wheel (302);
the first mechanical spring member (502) is in tension;
the cylinder rod of the air spring part (501) drives the first front adjusting wheel (201) to swing close to the second front adjusting wheel (202) to reduce the width of the first traveling channel (901) or drives the first front adjusting wheel (201) to swing away from the second front adjusting wheel (202) to increase the width of the first traveling channel (901).
4. The single-layer feeding trolley for aerial ladders according to claim 3, characterized in that the first front adjusting wheel (201), the second front adjusting wheel (202), the first rear adjusting wheel (301) and the second rear adjusting wheel (302) are all assembled with the frame body (101) through a wheel bracket (6);
the wheel bracket (6) is a steel plate welding bracket;
the first front adjusting wheel (201), the second front adjusting wheel (202), the first rear adjusting wheel (301) and the second rear adjusting wheel (302) are nylon wheels, and deep groove ball bearings are embedded in the nylon wheels.
5. The single-layer feeding trolley for the aerial ladder according to claim 4, wherein a cylinder rod of the air spring part (501) is in transmission connection with a wheel bracket (6) of the first front adjusting wheel (201), and the wheel bracket (6) matched with the first front adjusting wheel (201) is in rotary connection with the frame body (101) through a step shaft;
when the cylinder rod of the air spring piece (501) extends, the first front adjusting wheel (201) is driven to rotate downwards around the step shaft to be close to the second front adjusting wheel (202);
when the cylinder rod of the air spring piece (501) is contracted, the first front adjusting wheel (201) is driven to rotate upwards around the step shaft so as to be far away from the second front adjusting wheel (202);
the first mechanical spring piece (502) is connected with the wheel bracket (6) of the second rear adjusting wheel (302), and the wheel bracket (6) matched with the second rear adjusting wheel (302) is rotatably connected with the frame body (101) through a step shaft;
when the second rear adjusting wheel (302) is far away from the first rear adjusting wheel (301) around the step shaft, the wheel bracket (6) matched with the second rear adjusting wheel (302) stretches the first mechanical spring piece (502).
6. The aerial ladder single-layer feeding car as claimed in claim 2, wherein the brake assembly comprises a brake rotating body (701) rotatably connected with the frame body (101), and a brake tooth plate (702) integrated at the end of the brake rotating body (701) and capable of rotating along with the brake rotating body (701);
a second mechanical spring piece (703) is arranged at the lower part of the frame body (101);
one end of the second mechanical spring part (703) is connected with the frame body (101), the other end of the second mechanical spring part is connected with the brake rotating body (701), and the second mechanical spring part (703) is in a stretching state;
a steel wire rope mounting seat is reserved at one end, close to the traction assembly, of the brake rotating body (701), and the steel wire traction rope is tied to the steel wire rope mounting seat;
when the steel wire traction rope is disconnected, the second mechanical spring part (703) drives the brake rotating body (701) to rotate so as to drive the brake tooth piece (702) to contact the ladder arm;
the contact surface of the brake tooth sheet (702) and the ladder arm is formed into a sawtooth tooth surface.
7. The single-layer feeding car for the aerial ladder as claimed in claim 2, wherein the frame body (101) is provided with a sensing plate (9), the sensing plate (9) is used for collecting the running position signal of the feeding car, and the sensing plate (9) is communicated with an external controller to transmit the collected running position signal.
8. The aerial ladder single-layer feeding car as claimed in claim 2, wherein a guide wheel assembly is mounted on the side surface of the frame body (101);
the guide wheel assembly comprises a guide wheel bracket fixedly connected with the frame body and a guide wheel (4) rotatably connected through the guide wheel bracket;
the guide wheel (4) is arranged on the inner side of the adjusting wheel set, and the guide wheel (4) is in rolling contact with the inner side surface of the ladder arm;
deep groove ball bearings are embedded in the upper end and the lower end of the guide wheel (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921468069.1U CN210762701U (en) | 2019-09-04 | 2019-09-04 | Single-layer feeding car for scaling ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921468069.1U CN210762701U (en) | 2019-09-04 | 2019-09-04 | Single-layer feeding car for scaling ladder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210762701U true CN210762701U (en) | 2020-06-16 |
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ID=71033912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921468069.1U Expired - Fee Related CN210762701U (en) | 2019-09-04 | 2019-09-04 | Single-layer feeding car for scaling ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210762701U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022057228A1 (en) * | 2020-09-21 | 2022-03-24 | 北京京东乾石科技有限公司 | Chain conveyor mechanism and sorting system |
-
2019
- 2019-09-04 CN CN201921468069.1U patent/CN210762701U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022057228A1 (en) * | 2020-09-21 | 2022-03-24 | 北京京东乾石科技有限公司 | Chain conveyor mechanism and sorting system |
| US12103781B2 (en) | 2020-09-21 | 2024-10-01 | Beijing Jingdong Qianshi Technology Co., Ltd. | Chain conveying mechanism and article sorting system |
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Granted publication date: 20200616 |