Supporting wheel set for hoisting machinery

Abstract

The utility model discloses a hoisting machinery supporting wheel set which comprises a body, and fixing blocks are fixedly connected to the surfaces of the two sides, close to the bottom, of the body. Pulleys are arranged on the surface of the bottom of the fixing block, a placement groove is formed in the fixing block, a downward pressing assembly is arranged in the placement groove and comprises a connecting plate fixedly connected with the placement groove, and an air cylinder is fixedly installed in the middle of the surface of the top of the connecting plate; sliding rods are symmetrically installed on the surface of the bottom of the connecting plate, by arranging the buffering assembly, the distribution and the acting effect of pressure borne by the wheels can be changed to a certain degree, and therefore contact between the wheels and a rail can be more uniform, the pressure is more uniformly distributed on the contact face between the wheels and the rail, and the stability of the wheels is improved. And meanwhile, the downward pressing assembly is arranged, so that an auxiliary supporting effect can be achieved on the body, and therefore the stability of the body in the running process is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to hoisting machinery support leg wheel set technical field, concretely is a hoisting machinery support wheel set. BACKGROUND

[0002] The crane refers to the multi -action hoisting machinery of vertical lifting and horizontal handling heavy goods in a certain range, also called the overhead crane, the navigation, the crane, the bridge -type crane is the hoisting equipment of material hoisting above the workshop, warehouse and stock ground, because its both ends sit on the high cement column or metal support, shape similar bridge, the bridge of bridge -type crane runs along the track on the both sides of the high -level and longitudinal, can make full use of the space under the bridge to hoist material, is not hindered by ground equipment, it is the most widely used, the most numerous kind of hoisting machinery.

[0003] The utility model discloses a kind of hoisting machinery support leg wheel set, by the setting of mounting plate and wheel frame, the effect of turning can be realized when the hoisting machinery support leg wheel set walks, in the process of using, by the meshing effect of sixth gear, third gear, fifth gear and fourth gear adjacent between each other, the rotation of second motor can be controlled, to drive first wheel frame and second wheel frame rotation respectively, to play the role of making walking wheel steering, reach the purpose of facilitating multidirectional walking, but the patent still has the following problems in actual use process:

[0004] By the setting of mounting plate and wheel frame, the effect of turning can be realized when the hoisting machinery support leg wheel set walks, in the process of using, by the meshing effect of sixth gear, third gear, fifth gear and fourth gear adjacent between each other, the rotation of second motor can be controlled, to drive first wheel frame and second wheel frame rotation respectively, to play the role of making walking wheel steering, reach the purpose of facilitating multidirectional walking, but the body when moving, although by the meshing effect of sixth gear, third gear, fifth gear and fourth gear adjacent between each other, to realize the steering of walking wheel, but the weight of the body itself is relatively heavy, which leads to the weight of the body when walking, the weight of the body is completely pressure on wheel, so as to cause the friction between wheel and track to be large, so as to cause to shorten the service life of wheel and track, increase replacement and maintenance cost.

[0005] A kind of hoisting machinery support wheel set is presented to facilitate the problems raised in the above. UTILITY MODEL CONTENTS

[0006] The utility model discloses a purpose lies in providing a kind of hoisting machinery support wheel group, to solve the effect that the current through the setting of mounting plate and wheel frame can be realized turning when the hoisting machinery support leg wheel group walks, in the process of use, by the effect of the meshing of sixth gear, third gear, fifth gear and fourth gear adjacent between each other, the rotation of second motor can be controlled, first wheel frame and second wheel frame are rotated respectively, to play the role of making walking wheel steering, reach the purpose of facilitating multidirectional walking, but when moving, although the effect of the meshing of sixth gear, third gear, fifth gear and fourth gear adjacent between each other is used to realize the steering of walking wheel, the weight of body itself is heavy, which leads to the weight of body completely pressure on wheel when walking, so as to cause the friction between wheel and track to be large, thereby causing the service life of wheel and track to be shortened, increase replacement and maintenance cost problem.

[0007] To realize the above-mentioned purpose, the utility model provides the following technical scheme: a hoisting machinery support wheel group, comprising a body, the both sides surface of the body near the bottom is fixedly connected with a fixed block;

[0008] The bottom surface of the fixed block is provided with a pulley, and the inside of the fixed block is provided with a placing groove.

[0009] Further comprising:

[0010] The bottom surface of the fixed block is provided with a connecting groove, and the inside of the connecting groove is provided with a buffer assembly.

[0011] Among them, the buffer assembly comprises a top plate fixedly connected with the connecting groove.

[0012] Among them, the bottom surface of the top plate is symmetrically installed with a sliding rod.

[0013] Preferably, the surface of the sliding rod is slidably connected with a sliding sleeve, one side surface of the sliding sleeve is fixedly connected with a connecting box, the inside of the connecting box is fixedly installed with an extension rod, the surface of the extension rod is sleeved with a compression spring, and the bottom surface of the compression spring is fixedly connected with the connecting box.

[0014] Preferably, the top surface of the compression spring is fixedly connected with a moving rod, the top surface of the extension rod is fixedly connected with the moving rod, the moving rod is connected with the connecting box in a sleeved manner, the surface of the moving rod is sleeved with a buffer spring, the top surface of the buffer spring is fixedly connected with the top plate, and the bottom surface of the buffer spring is fixedly connected with the connecting box.

[0015] Preferably, the bottom surface of the connecting box is fixedly connected with a buffer plate, and the bottom surface of the buffer plate is fixedly connected with a pulley.

[0016] Preferably, the two sides of the sliding plate are rotatably connected with movable rods, and the bottom surface of the movable rod is rotatably connected with a supporting block.

[0017] Preferably, the bottom surface of the connecting plate is symmetrically provided with stable blocks near the middle, the surface of the stable block is rotatably connected with a connecting rod, the bottom surface of the connecting rod is rotatably connected with a stable rod, the surface of the side of the stable rod away from the connecting rod is rotatably connected with a stable plate, and the top surface of the middle of the stable plate is fixedly connected with the air cylinder.

[0018] Preferably, the back of the connecting rod is rotatably connected with a fixed rod, the bottom surface of the fixed rod is rotatably connected with a connecting block, and the bottom surface of the connecting block is fixedly connected with the sliding plate.

[0019] Compared with the prior art, the lifting machinery supporting wheel set has the beneficial effects that: the buffer assembly is arranged, so that the distribution and effect of the pressure borne by the wheels can be changed to a certain extent, so that the contact between the wheels and the track is more uniform, the pressure is more evenly distributed on the contact surface of the wheels and the track, and the situation of excessive local pressure is reduced; the downward pressing assembly is arranged, so that the body can be assisted and supported, and the stability of the body during operation is improved.

[0020] 1. When the body encounters uneven track and the like during movement, the pulley is caused to rise, and when the pulley rises, the buffer plate is caused to rise, the connecting box is caused to move through the rising of the buffer plate, the connecting box is caused to drive the sliding sleeve to slide on the sliding rod through the movement of the connecting box, the buffer spring is pressed when the connecting box moves, so that the buffer spring is deformed, the connecting box and the moving rod are in sleeved connection, so that the stretching rod and the compression spring are pressed in the interior of the connecting box by the moving rod when the connecting box moves, so that the compression spring is deformed, and the compression spring and the buffer spring are cooperated with the moving rod and the stretching rod, so that the compression spring and the buffer spring reduce the swing amplitude during rebounding, so that the compression spring and the buffer spring can play a buffering role, so that the contact between the wheels and the track is more uniform, the pressure is more evenly distributed on the contact surface of the wheels and the track, the situation of excessive local pressure is reduced, the stability of the body during movement is ensured, and the service life of the pulley is also improved.

[0021] 2. By setting the down pressure assembly, when the body is running, by locking the pulley, starting the cylinder through the control end, the output end of the cylinder will drive the stable plate to descend, through the descent of the stable plate, the movement of the stable rod will be driven, and at the same time the stable rod is descending, the stable rod will push out the connecting rod and the fixed rod rotatingly connected on both sides, and the fixed rod is rotatingly connected with the connecting block, and the connecting block is fixedly connected with the sliding plate, so that the pushing force of the stable rod on the connecting rod and the fixed rod is transmitted to the connecting block through the fixed rod, and then transmitted to the sliding plate through the connecting block, and the sliding plate is slidingly connected with the slide rod, so that the sliding plate can slide on the slide rod through the pushing force, and the sliding of the sliding plate drives the movable rod and the supporting block to descend, so that the sliding plate slides on the slide rod for a certain distance, and the supporting block is in close contact with the ground, and the sliding plate, the movable rod and the supporting block can be adjusted in angle through tightening or loosening of the bolts, so that the bottom plane of the supporting block can always be in close contact with the ground, thereby ensuring that the body can be supported. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is an overall structure schematic view of the utility model;

[0023] Figure 2 It is an overall internal structure schematic view of the utility model;

[0024] Figure 3 It is an overall internal structure schematic view of the utility model; Figure 2 It is an enlarged structure schematic view of A area in the utility model;

[0025] Figure 4 It is an overall structure schematic view of the down pressure assembly in the utility model;

[0026] Figure 5 It is an enlarged structure schematic view of B area in the utility model; Figure 3

[0027] Figure 6 It is a connecting structure schematic view of the body and the fixed block in the utility model.

[0028] ​In the figure: 1, the body; 2, fixed block; 3, pulley; 4, placing groove; 5, down pressure assembly; 501, connecting plate; 502, air cylinder; 503, sliding rod; 504, sliding plate; 505, movable rod; 506, support block; 507, stabilizing block; 508, connecting rod; 509, stabilizing rod; 510, stabilizing plate; 511, fixed rod; 512, connecting block; 6, connecting groove; 7, buffer assembly; 701, top plate; 702, sliding rod; 703, sliding sleeve; 704, connecting box; 705, telescopic rod; 706, compression spring; 707, moving rod; 708, buffer spring; 709, buffer plate. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0030] Please refer to Figures 1-6 The utility model provides technical scheme: a hoisting machinery support wheel set, including body 1, the both sides surface of body 1 close to bottom is fixedly connected with fixed block 2;The bottom surface of fixed block 2 is provided with pulley 3, and the inside of fixed block 2 is provided with placing groove 4, and the inside of placing groove 4 is provided with down pressure assembly 5, and down pressure assembly 5 includes the connecting plate 501 fixedly connected with placing groove 4, and the top surface middle of connecting plate 501 is fixedly installed with air cylinder 502, and the bottom surface of connecting plate 501 is symmetrically installed with sliding rod 503, and the surface of sliding rod 503 is slidably connected with sliding plate 504;Still including: the bottom surface of fixed block 2 is provided with connecting groove 6, and the inside of connecting groove 6 is provided with buffer assembly 7;Wherein, buffer assembly 7 includes the top plate 701 fixedly connected with connecting groove 6;Wherein, the bottom surface of top plate 701 is symmetrically installed with sliding rod 702, as Figures 1-6 As shown, by setting buffer assembly 7, the distribution and effect of the pressure borne by the wheel can be changed to some extent, so that the contact between the wheel and the track can be more uniform, the pressure can be more evenly distributed on the contact surface of the wheel and the track, and the local excessive pressure condition can be reduced, and at the same time, by setting down pressure assembly 5, the body 1 can be assisted and supported, so that the stability of the body 1 during operation can be improved, and the body 1 is prior art and has the same working principle as prior art.

[0031] The surface of the sliding rod 702 is slidingly connected with a sliding sleeve 703, one side surface of the sliding sleeve 703 is fixedly connected with a connecting box 704, the inside of the connecting box 704 is fixedly installed with an extension rod 705, the surface of the extension rod 705 is sleeved with a compression spring 706, the bottom surface of the compression spring 706 is fixedly connected with the connecting box 704, the top surface of the compression spring 706 is fixedly connected with a moving rod 707, the top surface of the extension rod 705 is fixedly connected with the moving rod 707, the moving rod 707 is sleeved with the connecting box 704, the surface of the moving rod 707 is sleeved with a buffer spring 708, the top surface of the buffer spring 708 is fixedly connected with the top plate 701, the bottom surface of the buffer spring 708 is fixedly connected with the connecting box 704, the bottom surface of the connecting box 704 is fixedly connected with a buffer plate 709, the bottom surface of the buffer plate 709 is fixedly connected with the pulley 3, as shown in Figure 5 The rising of the buffer plate 709 drives the movement of the connecting box 704, the movement of the connecting box 704 drives the sliding of the sliding sleeve 703 on the sliding rod 702, and when the connecting box 704 moves, the buffer spring 708 is extruded, so that the buffer spring 708 deforms, and the connecting box 704 and the moving rod 707 are sleeved, so that when the connecting box 704 moves, the moving rod 707 extrudes the extension rod 705 and the compression spring 706 in the connecting box 704, so that the compression spring 706 deforms, and the compression spring 706 and the buffer spring 708 cooperate with the moving rod 707 and the extension rod 705 to reduce the swing amplitude of the compression spring 706 and the buffer spring 708 when they rebound, so that the compression spring 706 and the buffer spring 708 can play a buffering role, so that the contact between the wheel and the track is more uniform, the pressure is more evenly distributed on the contact surface of the wheel and the track, the local pressure is reduced, and the stability of the body 1 when walking is ensured, so that the service life of the pulley 3 is also improved.

[0032] The two sides of the sliding plate 504 are rotatably connected with movable rods 505, the bottom surface of the movable rod 505 is rotatably connected with a supporting block 506, the bottom surface of the connecting plate 501 is symmetrically installed with stable blocks 507 near the middle, the surface of the stable block 507 is rotatably connected with a connecting rod 508, the bottom surface of the connecting rod 508 is rotatably connected with a stable rod 509, the side surface away from the connecting rod 508 of the stable rod 509 is rotatably connected with a stable plate 510, the top surface of the stable plate 510 is fixedly connected with the air cylinder 502 in the middle, the back of the connecting rod 508 is rotatably connected with a fixed rod 511, the bottom surface of the fixed rod 511 is rotatably connected with a connecting block 512, the bottom surface of the connecting block 512 is fixedly connected with the sliding plate 504, as shown in Figure 3 , 4As shown, the cylinder 502 is activated via the control terminal, causing its output to lower the stabilizing plate 510. This lowering of the stabilizing plate 510 causes the stabilizing rod 509 to move. As the stabilizing plate 510 continues to descend, the stabilizing rod 509 pushes against the connecting rod 508 and the fixed rod 511, which are rotatably connected on both sides. The fixed rod 511 is rotatably connected to the connecting block 512, which is fixedly connected to the slide plate 504. This means the force exerted by the stabilizing rod 509 on the connecting rod 508 and the fixed rod 511 is transmitted through the fixed rod 511 to the connecting block 512, and then through the connecting block 512 to the slide plate 504. 4. Simultaneously, the slide plate 504 and the slide rod 503 are slidably connected, allowing the slide plate 504 to slide on the slide rod 503 by the force exerted. At the same time, the sliding of the slide plate 504 causes the movable rod 505 and the support block 506 to descend, so that after the slide plate 504 slides a certain distance on the slide rod 503, the support block 506 makes close contact with the ground. At the same time, the angle of the movable rod 505 and the support block 506 can be adjusted by tightening or loosening the bolts between the slide plate 504, the movable rod 505 and the support block 506, so as to ensure that the bottom plane of the support block 506 can always be in close contact with the ground, thereby ensuring that it can play a role in auxiliary support for the main body 1.

[0033] Working principle: Before using this type of lifting machinery support wheel assembly, it is necessary to check the overall condition of the device to ensure it can operate normally. Figure 1 - Figure 6As shown, first, by setting the buffer assembly 7, when the body 1 encounters track unevenness during walking, etc., the pulley 3 will rise, and when the pulley 3 rises, it will drive the buffer plate 709 to rise, and the rising of the buffer plate 709 will drive the connection box 704 to move, and the movement of the connection box 704 will drive the sliding sleeve 703 to slide on the sliding rod 702, and when the connection box 704 moves, it will extrude the buffer spring 708, so that the buffer spring 708 deforms, and the connection box 704 and the moving rod 707 are connected in a sleeved manner, so that when the connection box 704 moves, the moving rod 707 inside the connection box 704 will extrude the telescopic rod 705 and the compression spring 706, so that the compression spring 706 deforms, and the compression spring 706 and the buffer spring 708 cooperate with the moving rod 707 and the telescopic rod 705 to reduce the swing amplitude of the compression spring 706 and the buffer spring 708 when they rebound, so that the compression spring 706 and the buffer spring 708 can play a buffering role, so that the wheel and the track can be more uniform, and the pressure can be more evenly distributed on the contact surface of the wheel and the track, thereby reducing the local excessive pressure, thereby ensuring the stability of the body 1 when walking, thereby also improving the service life of the pulley 3.

[0034] Secondly, by setting the down-pressing assembly 5, when the body 1 is running, the pulley 3 is locked, and the control end starts the cylinder 502, so that the output end of the cylinder 502 drives the stable plate 510 to descend, and the descent of the stable plate 510 drives the stable rod 509 to move, and when the stable plate 510 continues to descend, the stable rod 509 will push out the two side rotatingly connected connecting rods 508 and the fixed rod 511, and the fixed rod 511 is rotatably connected with the connecting block 512, and the connecting block 512 is fixedly connected with the sliding plate 504, so that the force of the stable rod 509 pushing out the connecting rod 508 and the fixed rod 511 is transmitted to the connecting block 512 through the fixed rod 511, and then to the sliding plate 504 through the connecting block 512, and the sliding plate 504 and the sliding rod 503 are slidingly connected, so that the sliding plate 504 can slide on the sliding rod 503 through the pushing force, and the sliding of the sliding plate 504 drives the movable rod 505 and the supporting block 506 to descend, so that the sliding plate 504 slides on the sliding rod 503 for a certain distance, and the supporting block 506 is in close contact with the ground, and the sliding plate 504, the movable rod 505 and the supporting block 506 can be adjusted in angle through tightening or loosening of the bolts, so that the bottom plane of the supporting block 506 can always be in close contact with the ground, thereby ensuring that the body 1 can be supported.

[0035] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A crane support wheel set comprising a body (1), the body (1) is fixedly connected with a fixed block (2) near the bottom of the two side surfaces; The bottom surface of the fixed block (2) is provided with a pulley (3), the inside of the fixed block (2) is provided with a placing groove (4), the inside of the placing groove (4) is provided with a pressing assembly (5), the pressing assembly (5) comprises a connecting plate (501) fixedly connected with the placing groove (4), the top surface of the connecting plate (501) is fixedly installed with a cylinder (502) in the middle, the bottom surface of the connecting plate (501) is symmetrically installed with a sliding rod (503), the surface of the sliding rod (503) is slidably connected with a sliding plate (504); characterized in that Further comprising: The bottom surface of the fixed block (2) is provided with a connecting groove (6), the inside of the connecting groove (6) is provided with a buffer assembly (7); Wherein, the buffer assembly (7) comprises a top plate (701) fixedly connected with the connecting groove (6); Wherein, the bottom surface of the top plate (701) is symmetrically installed with a sliding rod (702).

2. A group of support wheels for a hoisting machine according to claim 1, characterized in that: The surface of the sliding rod (702) is slidably connected with a sliding sleeve (703), one side surface of the sliding sleeve (703) is fixedly connected with a connecting box (704), the inside of the connecting box (704) is fixedly installed with a telescopic rod (705), the surface of the telescopic rod (705) is sleeved with a compression spring (706), the bottom surface of the compression spring (706) is fixedly connected with the connecting box (704).

3. A group of support wheels for a hoisting machine according to claim 2, characterized in that: The top surface of the compression spring (706) is fixedly connected with a moving rod (707), the top surface of the telescopic rod (705) is fixedly connected with the moving rod (707), the moving rod (707) is sleeved with the connecting box (704), the surface of the moving rod (707) is sleeved with a buffer spring (708), the top surface of the buffer spring (708) is fixedly connected with the top plate (701), the bottom surface of the buffer spring (708) is fixedly connected with the connecting box (704).

4. A group of support wheels for a hoisting machine according to claim 2, characterized in that: The bottom surface of the connecting box (704) is fixedly connected with a buffer plate (709), the bottom surface of the buffer plate (709) is fixedly connected with the pulley (3).

5. A group of support wheels for a hoisting machine according to claim 1, characterized in that: Both sides of the sliding plate (504) are rotatably connected with a movable rod (505), the bottom surface of the movable rod (505) is rotatably connected with a supporting block (506).

6. A group of support wheels for a hoisting machine according to claim 1, characterized in that: The bottom surface of the connecting plate (501) is symmetrically installed with a stabilizing block (507) near the middle of both sides, the surface of the stabilizing block (507) is rotatably connected with a connecting rod (508), the bottom surface of the connecting rod (508) is rotatably connected with a stabilizing rod (509), one side surface of the stabilizing rod (509) away from the connecting rod (508) is rotatably connected with a stabilizing plate (510), the top surface of the stabilizing plate (510) is fixedly connected with the cylinder (502) in the middle.

7. A group of support wheels for a hoisting machine according to claim 6, characterized in that: The back of the connecting rod (508) is rotatably connected with a fixed rod (511), the bottom surface of the fixed rod (511) is rotatably connected with a connecting block (512), the bottom surface of the connecting block (512) is fixedly connected with the sliding plate (504).

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