CN218287323U

CN218287323U - Extra-heavy type universal nylon caster

Info

Publication number: CN218287323U
Application number: CN202222435584.8U
Authority: CN
Inventors: 冯从明; 吴秀锋; 卢成溶
Original assignee: Yangjiang Aodebao Industry And Trade Co ltd
Current assignee: Yangjiang Aodebao Industry And Trade Co ltd
Priority date: 2022-09-13
Filing date: 2022-09-13
Publication date: 2023-01-13
Anticipated expiration: 2032-09-13

Abstract

The utility model belongs to the technical field of the truckle technique and specifically relates to an overweight universal nylon truckle, including the nylon wheel, the top side of nylon wheel is provided with the bottom plate, the inboard block of bottom plate has central nail, the outside of central nail sets up the ripples dish, the top inboard of ripples dish is provided with ripples dish footstep bearing, the bottom inboard of ripples dish is provided with ripples dish bearing, and ripples dish footstep bearing and the equal relative ripples dish of ripples dish bearing reliably rotate and lie in the outside of central nail, the outside of ripples dish footstep bearing is provided with the dust ring, and the dust ring laminate with bottom plate and ripples dish respectively, the outside of central nail is provided with the small packing ring, can guarantee the reliable of nylon truckle each position and turn to, avoids the fastener not hard up simultaneously and causes the spacing effect of bearing poor, improves the stability that universal truckle removed, guarantees the convenient equipment of nylon wheel, avoids the fastener to miss predetermined mounted position, avoids the not hard up of fastener and causes droing of nylon wheel simultaneously.

Description

Extra-heavy type universal nylon caster

Technical Field

The utility model relates to a truckle technical field specifically is an overweight universal nylon truckle.

Background

The universal wheel is a so-called movable caster, the structure of the universal wheel allows horizontal 360-degree rotation, the caster is a general name and comprises a movable caster and a fixed caster, the fixed caster has no rotating structure, cannot rotate horizontally and only can rotate vertically, the two casters are matched for use, and generally, the front wheel of the cart is set as the fixed caster, and the rear wheel of the cart is set as the universal caster.

The superheavy type universal nylon truckle reliably bears, satisfies the application of the great transport means of load, and through bearing connection spare spacing connection when the 360 degrees rotations of nylon truckle level, the relative rotating of truckle top fastener causes the bearing pine to take off, can not guarantee the reliable turning in each position of truckle, reduces the stability that universal truckle removed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an overweight formula universal nylon truckle to the relative rotating of truckle top fastener that proposes in solving above-mentioned background art causes the bearing pine to take off and can not guarantee the reliable of each position of truckle and turn to and reduce universal truckle mobility stability's problem.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an ultra-heavy universal nylon truckle, includes the nylon wheel, the top side of nylon wheel is provided with the bottom plate, the inboard block of bottom plate has central nail, the outside of central nail sets up the ripples dish, the top inboard of ripples dish is provided with ripples dish footstep bearing, the bottom inboard of ripples dish is provided with ripples dish bearing, and ripples dish footstep bearing and the equal relative ripples dish of ripples dish bearing reliably rotate and lie in the outside of central nail, ripples dish footstep bearing's the outside is provided with the dust ring, and the dust ring respectively with bottom plate and ripples dish laminating, the outside of central nail is provided with little packing ring, the outside of central nail is provided with big packing ring, and ripples dish bearing, little packing ring and big packing ring from the top down distribute in proper order, the inboard spiral connection in anterior bottom of ripples dish has the glib, the bottom outside spiral connection of central nail has central nail nut, the bottom fixedly connected with the leg piece of ripples dish, and the leg piece is located the left and right sides of nylon wheel respectively, the outside of central nail nut is provided with limit structure, limit structure contains the draw bar, and the left side fixedly connected with the push rod and the push rod of card spring and the push rod respectively.

Preferably, the inboard of leg is provided with the wheel screw, the outside of wheel screw is provided with well pipe, and well pipe and the laminating of nylon wheel, the outside of well pipe is provided with wheel bearing, and wheel bearing and nylon wheel block, the outside of well pipe is provided with the wheel packing ring, and the wheel packing ring is located wheel bearing's the outside, the right part outside screwed connection of wheel screw has the wheel nut, the right-hand member fixedly connected with button of wheel screw, the left end fixedly connected with push rod of button, the left end fixedly connected with ejector pad of push rod, the top of ejector pad is provided with the gag lever post, and gag lever post and wheel screw sliding connection, the bottom fixedly connected with extension spring of gag lever post, and the other end and the wheel screw fixed connection of extension spring, the gag lever post and the laminating of wheel nut.

Preferably, the button is a mechanical transmission structure of an electric element switch button, an inserting rod is arranged on the inner side of the button, and the button is fixedly connected with the push rod through the inserting rod.

Preferably, the top inboard of wheel screw is provided with the spout, the extension spring is located the bottom of spout and the inboard of wheel screw, the gag lever post passes through spout and wheel screw sliding connection.

Preferably, the top end surface of the push block and the bottom end surface of the limiting rod are inclined surfaces, and the inclination angles are consistent.

Preferably, the pull rod is composed of a left side cross rod and a right side rod, the left side cross rod is located on the outer side of the foot piece, and the pull rod is connected with the foot piece in a sliding mode through the right side rod.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, through the ripples dish, ripples dish footstep bearing, ripples dish bearing, central nail nut, card frame, pull rod and the spring that pushes away that set up, can guarantee the reliable steering in each position of nylon truckle, avoid the fastener not hard up and cause the spacing effect of bearing poor simultaneously, improve the stability that universal caster removed.

2. The utility model discloses in, through extension spring, gag lever post, button, ejector pad, push rod, wheel screw and the wheel nut that sets up, can guarantee the convenient equipment of nylon wheel, avoid the fastener to miss predetermined mounted position, avoid the not hard up of fastener and cause droing of nylon wheel simultaneously.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the structure of FIG. 1 at B according to the present invention;

FIG. 4 is a schematic view of the combination of the pull rod and the clamp frame of the present invention;

FIG. 5 is a schematic view of the mounting structure of the push block of the present invention;

fig. 6 is an exploded view of the common parts of the nylon caster of the present invention.

In the figure: 1-nylon wheel, 2-wheel washer, 3-wheel screw, 4-center nail nut, 5-small washer, 6-wave disc, 7-dust ring, 8-bottom plate, 9-center nail, 10-wave disc thrust bearing, 11-wave disc bearing, 12-large washer, 13-oil nozzle, 14-wheel bearing, 15-foot piece, 16-wheel nut, 17-middle tube, 18-clamping frame, 19-limiting rod, 20-pushing block, 21-tension spring, 22-button, 23-push rod, 24-push spring and 25-pull rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution:

an ultra-heavy universal nylon caster comprises a nylon wheel 1, a bottom plate 8 is arranged on the top side of the nylon wheel 1, a central nail 9 is clamped on the inner side of the bottom plate 8, a wave disc 6 is arranged on the outer side of the central nail 9, a wave disc thrust bearing 10 is arranged on the inner side of the top end of the wave disc 6, a wave disc bearing 11 is arranged on the inner side of the bottom end of the wave disc 6, the wave disc thrust bearing 10 and the wave disc bearing 11 both reliably rotate relative to the wave disc 6 and are positioned on the outer side of the central nail 9, a dust ring 7 is arranged on the outer side of the wave disc thrust bearing 10, the dust ring 7 is respectively attached to the bottom plate 8 and the wave disc 6, a small gasket 5 is arranged on the outer side of the central nail 9, a large gasket 12 is arranged on the outer side of the central nail 9, and the wave disc bearing 11, the small gasket 5 and the large gasket 12 are sequentially distributed from top to bottom, the inner side of the bottom end of the front part of the wave disc 6 is spirally connected with an oil nozzle 13, the outer side of the bottom end of the central nail 9 is spirally connected with a central nail nut 4, the bottom end of the wave disc 6 is fixedly connected with a foot piece 15, the foot piece 15 is respectively positioned at the left side and the right side of the nylon wheel 1, the outer side of the central nail nut 4 is provided with a limiting structure, the limiting structure comprises a clamping frame 18, the clamping frame 18 is attached to the central nail nut 4, the left end of the clamping frame 18 is fixedly connected with a pull rod 25, the pull rod 25 is slidably connected with the foot piece 15, the outer side of the pull rod 25 is provided with a push spring 24, and the two ends of the push spring 24 are respectively fixedly connected with the foot piece 15 and the clamping frame 18, so that the square reliable rotation of the nylon wheel 1 is ensured in the use process, the problem that a bearing fastener is loosened and cannot reliably limit is solved, and the reduction of the moving stability of the nylon wheel 1 is avoided; the pull rod 25 is composed of a left side cross rod and a right side rod, the left side cross rod is located on the outer side of the foot piece 15, the pull rod 25 is connected with the foot piece 15 in a sliding mode through the right side rod, reliable separation of the clamping frame 18 and the center nail nut 4 is guaranteed in the using process, and reliable installation and separation of the center nail nut 4 and the center nail 9 are guaranteed.

The inner side of the foot piece 15 is provided with a wheel screw 3, the outer side of the wheel screw 3 is provided with a middle pipe 17, the middle pipe 17 is attached to a nylon wheel 1, the outer side of the middle pipe 17 is provided with a wheel bearing 14, the wheel bearing 14 is clamped with the nylon wheel 1, the outer side of the middle pipe 17 is provided with a wheel gasket 2, the wheel gasket 2 is positioned on the outer side of the wheel bearing 14, the outer side of the right part of the wheel screw 3 is spirally connected with a wheel nut 16, the right end of the wheel screw 3 is fixedly connected with a button 22, the left end of the button 22 is fixedly connected with a push rod 23, the left end of the push rod 23 is fixedly connected with a push block 20, the top end of the push block 20 is provided with a limit rod 19, the limit rod 19 is slidably connected with the wheel screw 3, the bottom end of the limit rod 19 is fixedly connected with a tension spring 21, the other end of the tension spring 21 is fixedly connected with the wheel screw 3, the limit rod 19 is attached to the wheel nut 16, the nylon wheel 1 is guaranteed to be reliably limited after being installed in the using process, the nylon wheel 1 is prevented from being loosened, and the service life of the caster is shortened; the button 22 is a mechanical transmission structure of an electric element switch button, an inserted bar is arranged on the inner side of the button 22, the button 22 is fixedly connected with the push rod 23 through the inserted bar, and the reliable use of the button 22 is ensured in the using process; the inner side of the top end of the wheel screw 3 is provided with a sliding groove, the tension spring 21 is positioned at the bottom of the sliding groove and the inner side of the wheel screw 3, the limiting rod 19 is in sliding connection with the wheel screw 3 through the sliding groove, and the limiting rod 19 can be reliably retracted into the inner side of the wheel screw 3 when the limiting rod 19 protrudes outwards and the nylon wheel 1 is assembled and disassembled; the top end surface of the push block 20 and the bottom end surface of the limiting rod 19 are inclined surfaces, the inclination angles are consistent, and reliable pushing of the push block 20 to the limiting rod 19 is guaranteed in the using process.

The working process is as follows: the device of the utility model can ensure the reliable steering of the nylon caster in all directions, simultaneously avoid the loosening of fasteners to cause poor bearing limiting effect, improve the moving stability of the universal caster, ensure the relative reliable rotation of the wave disc 6, the wave disc thrust bearing 10 and the wave disc bearing 11 of the nylon caster during use, and further ensure the 360-degree stable rotation of the nylon caster 1, when the nylon caster is vibrated or the central nail nut 4 is twisted during use, the push spring 24 in a compressed state pushes the clamping frame 18 to be tightly attached to the central nail nut 4, thereby avoiding the relative rotation and loosening of the central nail nut 4 and the central nail 9, further causing the wave disc 6, the wave disc thrust bearing 10 and the wave disc bearing 11 not to be rotated stably, when the central nail nut 4 needs to be installed or disassembled, the pull rod 25 is pulled leftwards through the left cross rod, then the pull rod 25 drives the clamping frame 18 to move left to be separated from the central nail nut 4, the push spring 24 is shortened, the central nail nut 4 which is in threaded connection with the outer side of the central nail 9 is disassembled and assembled through a spanner, in addition, the convenient assembly of the nylon wheel 1 can be ensured, the situation that a fastener does not reach a preset installation position is avoided, meanwhile, the nylon wheel 1 is prevented from falling off due to the loosening of the fastener, when the wheel nut 16 and the wheel screw 3 are required to be assembled, the middle pipe 17 at the outer side of the wheel screw 3 sequentially penetrates through the left foot piece 15, the left wheel gasket 2, the left wheel bearing 14, the nylon wheel 1, the right wheel bearing 14, the right wheel gasket 2 and the right foot piece 15, the wheel nut 16 is screwed on the right side of the wheel screw 3 until the right end face of the wheel nut 16 is aligned with the left end face of the sliding chute at the inner side of the top end of the wheel screw 3, the wheel nut 16 is reliably determined to be screwed to the pre-tightening position of the wheel screw 3, the button 22 is pressed from right to left to drive the push rod 23 and the push block 20 to push left through the inserted rod, the push block 20 is attached to the right side of the bottom end of the limiting rod 19, the push block 20 with the mutually attached inclined surfaces pushes the limiting rod 19 to move upwards and drive the tension spring 21 to extend, the limiting rod 19 protruding outwards relative to the wheel screw 3 reliably limits the wheel nut 16, the nylon caster wheel is prevented from being separated from the wheel nut 16 due to the fact that the wheel nut is rotated and loosened relative to the wheel screw 3, and the service life of the universal nylon caster wheel is prolonged.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an overweight universal nylon truckle, includes nylon wheel (1), its characterized in that: a bottom plate (8) is arranged on the top side of the nylon wheel (1), a central nail (9) is clamped on the inner side of the bottom plate (8), the outer side of the central nail (9) is provided with a wave disc (6), the inner side of the top end of the wave disc (6) is provided with a wave disc thrust bearing (10), the inner side of the bottom end of the wave disc (6) is provided with a wave disc bearing (11), and the wave disc thrust bearing (10) and the wave disc bearing (11) both reliably rotate relative to the wave disc (6) and are positioned at the outer side of the central nail (9), a dustproof ring (7) is arranged on the outer side of the wave disc thrust bearing (10), and the dustproof ring (7) is respectively jointed with the bottom plate (8) and the wave disc (6), a small washer (5) is arranged on the outer side of the central nail (9), a large gasket (12) is arranged on the outer side of the central nail (9), and the wave disc bearing (11), the small washer (5) and the large washer (12) are distributed in turn from top to bottom, the inner side of the bottom end of the front part of the wave disc (6) is spirally connected with a nozzle tip (13), the outer side of the bottom end of the central nail (9) is spirally connected with a central nail nut (4), the bottom end of the wave disc (6) is fixedly connected with a foot sheet (15), the foot pieces (15) are respectively positioned at the left side and the right side of the nylon wheel (1), and the outer side of the central nail nut (4) is provided with a limiting structure;

limit structure contains card frame (18), and card frame (18) and the laminating of center nail nut (4), the left end fixedly connected with pull rod (25) of card frame (18), and pull rod (25) and foot piece (15) sliding connection, the outside of pull rod (25) is provided with pushes away spring (24), and pushes away the both ends of spring (24) respectively with foot piece (15) and card frame (18) fixed connection.

2. The overweight universal nylon caster of claim 1, wherein: the inboard of leg piece (15) is provided with wheel screw (3), the outside of wheel screw (3) is provided with well pipe (17), and well pipe (17) and nylon wheel (1) laminating, the outside of well pipe (17) is provided with wheel bearing (14), and wheel bearing (14) and nylon wheel (1) block, the outside of well pipe (17) is provided with wheel packing ring (2), and wheel packing ring (2) are located the outside of wheel bearing (14), the right part outside screw connection of wheel screw (3) has wheel nut (16), the right-hand member fixedly connected with button (22) of wheel screw (3), the left end fixedly connected with push rod (23) of button (22), the left end fixedly connected with ejector pad (20) of push rod (23), the top of ejector pad (20) is provided with gag lever post (19), and gag lever post (19) and wheel screw (3) sliding connection, the bottom fixedly connected with extension spring (21) of gag lever post (19), and the other end and wheel screw (3) fixed connection of extension spring (21), gag lever post (19) and wheel nut (16).

3. The overweight universal nylon caster of claim 2, wherein: the button (22) is a mechanical transmission structure of an electric element switch button, an insert rod is arranged on the inner side of the button (22), and the button (22) is fixedly connected with the push rod (23) through the insert rod.

4. The superheavy nylon caster of claim 2, wherein: the top inboard of wheel screw (3) is provided with the spout, extension spring (21) are located the bottom of spout and the inboard of wheel screw (3), gag lever post (19) are through spout and wheel screw (3) sliding connection.

5. The overweight universal nylon caster of claim 2, wherein: the top end surface of the push block (20) and the bottom end surface of the limiting rod (19) are inclined surfaces, and the inclination angles are consistent.

6. The overweight universal nylon caster of claim 1, wherein: pull rod (25) comprise left side horizontal pole and right side pole, and the left side horizontal pole is located the outside of leg piece (15), pull rod (25) are through right side pole and leg piece (15) sliding connection.