CN216932174U - Draw-bar box with wear-resistant caster - Google Patents

Abstract

The utility model discloses a draw-bar box with wear-resistant casters, which comprises a box body, wherein casters are fixedly arranged at the bottom of the box body, the casters are distributed at the bottom of the box body in a rectangular shape, the casters comprise an installation seat, a fixed plate and rollers, the bottom of the installation seat is symmetrically provided with the fixed plate, the outer wall of the fixed plate is provided with a limiting groove, the outer wall of the limiting groove is provided with a clamping block, the inner part of the limiting groove is movably provided with clamping wheels, the clamping wheels are symmetrically arranged at two ends of a connecting rod, the top of the connecting rod is symmetrically provided with damping springs, the top of the damping springs is fixedly arranged at the bottom of the installation seat, the outer wall of the rollers is fixedly provided with rubber sheaths, the outer wall of the rubber sheaths is provided with patterns, the bottom of the installation seat arranged at the top of the damping springs and the connecting rod arranged at the bottom of the damping springs, so that damage of vibration to the casters can be effectively reduced, meanwhile, the rubber outer skin arranged on the outer wall of the roller can further reduce the damage to the wheel feet caused by vibration.

Description

Draw-bar box with wear-resistant caster

Technical Field

The utility model relates to the technical field of daily necessities, in particular to a draw-bar box with wear-resistant casters.

Background

Draw-bar boxes, also known as travel cases and luggage cases, are cases that are carried when going out and used for placing articles, and are one type of luggage. Usually the suitcase is used for placing required clothing, personal care articles and souvenir on the journey, and the draw-bar box mainly relies on the people to pull, removes through the truckle of bottom installation.

The prior caster still has the following defects in the using process:

1. when the existing caster is used, jolting occurs in the pulling process, and long-term jolting of the caster can cause the caster to fall off, so that the caster is damaged and cannot be used;

2. the current caster is at the in-process of using, and caster surface is comparatively smooth, will lead to the poor ground gripping ability of caster like this, and inconvenient the dragging suitcase.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a trolley case with wear-resistant casters, which solves the problems that the conventional casters bump in the pulling process in the using process, the casters fall off due to long-term bumping, the casters are damaged, the use cannot be realized, and the surface of the casters is smooth in the using process of the casters, so that the ground holding force of the casters is poor, and the luggage case is inconvenient to drag.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: draw-bar box with wear-resisting truckle, the power distribution box comprises a box body, bottom half fixed mounting has the caster, the caster is the rectangle and distributes at the bottom half, the caster includes mount pad, fixed plate and gyro wheel, the fixed plate is installed to mount pad bottom symmetry, the spacing groove has all been seted up to the fixed plate outer wall, the fixture block is all installed to the spacing groove outer wall, the equal movable mounting of spacing inslot portion has the card wheel, the card wheel symmetry is installed at the connecting rod both ends, damping spring is installed to connecting rod top symmetry, damping spring top fixed mounting is in the mount pad bottom, gyro wheel outer wall fixed mounting has the rubber crust, the rubber crust outer wall is equipped with the decorative pattern.

Preferably, the connecting rod outer wall movable mounting has the gyro wheel, the installation pole is installed to connecting rod top symmetry, damping spring is installed in the winding of installation pole outer wall.

Preferably, the outer wall of the clamping wheel is provided with grooves, and the grooves are embedded in the outer wall of the clamping block.

Preferably, the top of the box body is provided with a pull rod.

Preferably, the gyro wheel includes wheel hub, rubber crust and decorative pattern, the connecting rod runs through the wheel hub middle part and extends to both ends, wheel hub outer wall parcel has the rubber crust, the rubber crust is equipped with the decorative pattern.

(III) advantageous effects

The utility model provides a draw-bar box with wear-resistant casters. The method has the following beneficial effects:

(1) this caster, through the connecting rod, the installation pole, traditional caster is at the in-process that uses has been solved effectively in the setting of damping spring and rubber crust, there is jolting at the pulling in-process, the long-term jolting of caster can lead to droing of caster, lead to the caster to damage, can't use, the outer wall movable mounting of connecting rod has the gyro wheel, the connecting rod shake of drive mid-mounting when the gyro wheel shakes, the damping spring rebound that drives the top installation when the connecting rod upwards shakes simultaneously, the bottom of the mount pad of damping spring top installation, the connecting rod of damping spring's bottom installation simultaneously, like this can effectual reduction vibrations to the damage of caster, the injury that the rubber crust of the setting of gyro wheel outer wall can further reduce vibrations wheel foot and cause simultaneously.

(2) This caster has solved traditional caster effectively through the setting of rubber crust and decorative pattern in-process that uses, and caster surface is comparatively smooth, and it is relatively poor to lead to the land fertility of grabbing of caster like this, and inconvenient the suitcase that drags, the outer wall of rubber crust is equipped with a large amount of decorative patterns, and setting up of decorative pattern can make the surface of rubber crust not so smooth simultaneously, just so can increase the frictional force of rubber crust and ground, promotes the land fertility of grabbing of rubber crust, makes things convenient for the dragging of suitcase.

Drawings

FIG. 1 is a schematic structural view of the present invention as a whole;

FIG. 2 is a front view of the caster of the present invention;

FIG. 3 is a schematic view of the caster of the present invention;

FIG. 4 is a schematic view of a wheel-engaging portion according to the present invention;

FIG. 5 is a front view of the roller of the present invention;

FIG. 6 is a schematic view of the roller structure according to the present invention.

In the figure, 1, a box body; 2. a caster; 3. a pull rod; 4. a mounting seat; 5. a fixing plate; 6. a limiting groove; 7. a clamping block; 8. clamping the wheel; 9. a roller; 91. a hub; 92. a rubber sheath; 93. pattern; 10. a damping spring; 11. a connecting rod; 12. a groove; 13. and (5) installing a rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, an embodiment of the present invention provides a technical solution: the draw-bar box with the wear-resistant caster comprises a box body 1, wherein casters 2 are fixedly mounted at the bottom of the box body 1, the casters 2 are distributed at the bottom of the box body 1 in a rectangular shape, the casters 2 comprise a mounting seat 4, a fixing plate 5 and rollers 9, the fixing plate 5 is symmetrically mounted at the bottom of the mounting seat 4, limiting grooves 6 are formed in the outer wall of the fixing plate 5, clamping blocks 7 are mounted on the outer wall of the limiting grooves 6, clamping wheels 8 are movably mounted in the limiting grooves 6, the clamping wheels 8 are symmetrically mounted at two ends of a connecting rod 11, damping springs 10 are symmetrically mounted at the top of the connecting rod 11, the top of each damping spring 10 is fixedly mounted at the bottom of the mounting seat 4, rubber sheaths 92 are fixedly mounted on the outer wall of each roller 9, patterns 93 are arranged on the outer wall of each rubber sheath 92, the damping springs 10 can reduce damage to the casters 2 caused by vibration, and the rubber sheaths 92 are made of rubber, all have certain elasticity, can reduce vibrations at the in-process of dragging the suitcase, the outer wall of rubber crust 92 is equipped with a large amount of decorative patterns 93 simultaneously, has just so increased the frictional force on rubber crust 92 and ground, can greatly promote the land fertility of grabbing of casters 2 simultaneously.

11 outer wall movable mounting of connecting rod has gyro wheel 9, 11 top symmetries of connecting rod are installed installation pole 13, damping spring 10 is installed in the winding of installation pole 13 outer wall, and the setting of gyro wheel 9 can make things convenient for dragging of suitcase, and the setting of connecting rod 11 has made things convenient for gyro wheel 9, installation pole 13 and damping spring 10's installation simultaneously.

The outer wall of the clamping wheel 8 is provided with grooves 12, the grooves 12 are embedded in the outer wall of the clamping block 7, and the clamping wheel 8 can be better installed in the limiting groove 6 due to the arrangement of the grooves 12.

The top of the box body 1 is provided with a pull rod 3, and the arrangement of the pull rod 3 facilitates the dragging of the box body 1.

The gyro wheel 9 includes wheel hub 91, rubber crust 92 and decorative pattern 93, connecting rod 11 runs through wheel hub 91 middle part and extends to both ends, wheel hub 91 outer wall parcel has rubber crust 92, rubber crust 92 is equipped with decorative pattern 93, and wheel hub 91's setting has made things convenient for the installation of rubber crust 92, and the setting of decorative pattern 93 can promote rubber crust 92 grab the land fertility and with the frictional force on ground for the suitcase drags more conveniently, can not lead to the suitcase to drag inconveniently because the caster wheel 2 surface is too smooth.

The working principle is as follows: connecting rod 11 of middle part installation is driven when gyro wheel 9 shakes and shakes, connecting rod 11 upwards shakes the time and drives damping spring 10 of top installation and upwards removes simultaneously, the bottom of the mount pad 4 of damping spring 10 top installation, the connecting rod of damping spring 10's bottom installation simultaneously, can effectual reduction vibrations like this to the damage of caster 2, rubber crust 92 is installed to gyro wheel 9 outer wall, rubber crust 92's outer wall is equipped with a large amount of decorative pattern 93, decorative pattern 93's setting can make rubber crust 92's surface not so smooth simultaneously, just so can increase the frictional force on rubber crust 92 and ground, promote rubber crust 92's land fertility of grabbing, make things convenient for the suitcase to drag.

The utility model 1, a box body; 2. a caster; 3. a pull rod; 4. a mounting seat; 5. a fixing plate; 6. a limiting groove; 7. a clamping block; 8. clamping the wheel; 9. a roller; 91. a hub; 92. a rubber sheath; 93. pattern; 10. a damping spring; 11. a connecting rod; 12. a groove; 13. the mounting rod is a universal standard part or a part known by technicians in the field, the structure and the principle of the mounting rod can be known by technicians through technical manuals or conventional experimental methods, the utility model solves the problems that the prior caster wheel is bumpy in the use process, the long-term bumping of the caster wheel can cause the falling of the caster wheel, the damage of the caster wheel can be caused, the use is impossible, and simultaneously, the surface of the caster wheel is smooth in the use process of the caster wheel, so that the ground gripping force of the caster wheel is poor, and the trunk is inconvenient to drag, the outer wall of the rubber sheath is provided with a large number of patterns through the mutual combination of the parts, and the surface of the rubber sheath is not smooth due to the arrangement of the patterns, so that the friction force between the rubber sheath and the ground can be increased, and the ground gripping force of the rubber sheath can be improved, the luggage case can be conveniently dragged.

While there have been shown and described what are at present considered the fundamental principles and essential features of the utility model and its advantages, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (5)

1. Draw-bar box with wear-resisting truckle, its characterized in that: comprises a box body (1), casters (2) are fixedly arranged at the bottom of the box body (1), the caster wheels (2) are distributed at the bottom of the box body (1) in a rectangular shape, the caster wheels (2) comprise mounting seats (4), fixing plates (5) and rollers (9), the bottom of the mounting seat (4) is symmetrically provided with a fixed plate (5), the outer wall of the fixed plate (5) is provided with a limit groove (6), the outer walls of the limiting grooves (6) are respectively provided with a clamping block (7), the inner parts of the limiting grooves (6) are respectively and movably provided with a clamping wheel (8), the clamping wheels (8) are symmetrically arranged at two ends of the connecting rod (11), the damping springs (10) are symmetrically arranged at the top of the connecting rod (11), the top of the damping spring (10) is fixedly arranged at the bottom of the mounting seat (4), the outer wall of the roller (9) is fixedly provided with a rubber outer skin (92), and the outer wall of the rubber outer skin (92) is provided with patterns (93).

2. The draw-bar box with wear-resistant casters of claim 1, wherein: connecting rod (11) outer wall movable mounting has gyro wheel (9), installation pole (13) are installed to connecting rod (11) top symmetry, damping spring (10) are installed in installation pole (13) outer wall winding.

3. The draw-bar box with wear-resistant casters of claim 1, wherein: the outer wall of the clamping wheel (8) is provided with grooves (12), and the grooves (12) are embedded in the outer wall of the clamping block (7).

4. The draw-bar box with wear-resistant casters of claim 1, wherein: the top of the box body (1) is provided with a pull rod (3).

5. The draw-bar box with wear-resistant casters of claim 1, wherein: the roller (9) comprises a hub (91), a rubber outer skin (92) and patterns (93), the connecting rod (11) penetrates through the middle of the hub (91) and extends towards the two ends, the rubber outer skin (92) wraps the outer wall of the hub (91), and the patterns (93) are arranged on the rubber outer skin (92).

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