CN217048130U

CN217048130U - Shock-proof luggage wheel and pull rod luggage

Info

Publication number: CN217048130U
Application number: CN202220171445.6U
Authority: CN
Inventors: 丘小芬
Original assignee: Guangdong Xiangsheng Box Accessories Technology Co ltd
Current assignee: Guangdong Xiangsheng Box Accessories Technology Co ltd
Priority date: 2022-01-21
Filing date: 2022-01-21
Publication date: 2022-07-26
Anticipated expiration: 2032-01-21

Abstract

The utility model relates to a shock-proof luggage wheel and a pull-rod luggage, the luggage wheel comprises a wheel seat and a wheel foot, the upper end of the wheel foot is pivoted with the wheel seat, the lower end of the wheel foot is provided with a through shaft hole, the through shaft hole is provided with a wheel shaft, the wheel shaft extends towards two ends and is connected with a pair of wheels, two wheels are symmetrically arranged at two sides of the shaft hole, the middle part of the wheel seat is provided with a through hole which is through from top to bottom, the top surface of the wheel foot is provided with a groove hole in an inner concave manner, the upper end of the wheel foot is pivoted with the wheel seat through a steering main shaft, the lower end of the steering main shaft is inserted in the groove hole, the upper end of the steering main shaft is provided with a main shaft screw in a through hole connection manner, a buffer gasket is sleeved on the steering main shaft between the top end of the main shaft screw and the top surface of the wheel seat, the middle part of the steering main shaft extends towards the outer periphery and is provided with a limit flange, a shock-proof spring is sleeved on the steering main shaft between the top surface of the limit flange and the bottom surface of the wheel seat, the steering main shaft is provided with a limit ring groove close to the inner concave manner at the lower end, two main shaft pins corresponding to the limiting concave ring grooves are inserted into the through groove holes on the side surfaces of the casters.

Description

Shock-proof luggage wheel and pull rod luggage

Technical Field

The utility model relates to a pull rod case and bag field, in particular to case and bag wheel and pull rod case and bag of moving away to avoid possible earthquakes.

Background

The draw-bar box is a luggage box with a draw bar on the box body and wheels on the bottom of the box, when in use, people can carry the luggage box by hand or drag the luggage box, and the use is very convenient. Most wheels of most draw-bar boxes on the market have no damping function, so that the draw-bar box body is easy to damage due to jolt when people walk on a rugged road. At present, a few wheels of the draw-bar box are provided with damping springs to achieve a damping effect, but the wheels are complex to assemble, parts are loosened or abraded due to repeated stretching of the damping springs, and the service life is short.

Disclosure of Invention

The to-be-solved technical problem of the utility model is: the utility model provides a case and bag wheel and pull rod case and bag of moving away to avoid possible earthquakes, through the improvement to case and bag wheel structure, makes it possess the effect of moving away to avoid possible earthquakes, long service life, convenient assembling simultaneously.

The utility model discloses an aspect provides a technical scheme does: a shock-absorbing luggage wheel comprises a wheel seat and a wheel foot, wherein the upper end of the wheel foot is pivoted with the wheel seat, the lower end of the wheel foot is provided with a through shaft hole, a wheel shaft penetrates through the shaft hole and is provided with a wheel shaft, the wheel shaft extends towards two ends and is connected with a pair of wheels, the two wheels are symmetrically arranged on two sides of the shaft hole, the middle part of the wheel seat is provided with a through hole which penetrates up and down, the top surface of the wheel foot is concaved inwards and provided with a groove hole, the upper end of the wheel foot is pivoted with the wheel seat through a steering main shaft, the lower end of the steering main shaft is inserted into the groove hole, the upper end of the steering main shaft penetrates through the through hole and is connected with a main shaft screw, a buffer gasket is sleeved on the steering main shaft between the top end of the main shaft screw and the top surface of the wheel seat, a limit flange extends towards the periphery in the middle part of the steering main shaft, a shock-absorbing spring is sleeved on the steering main shaft between the top surface of the limit flange and the bottom surface of the wheel seat, the steering main shaft is internally concave near the lower end to form a circle of limiting concave ring grooves, and the caster penetrates through the groove holes from the side face to insert two main shaft pins corresponding to the limiting concave ring grooves.

Furthermore, the spindle screw and the steering spindle are fixedly connected through a thread locking glue in a bonding mode.

Further, the inner wall cover of through-hole is equipped with the five metals axle sleeve.

Further, the hardware shaft sleeve and the wheel seat are integrally injection-molded.

Further, wheel covers are arranged on the outer side covers of the two wheels and cover the end portions of the wheel shafts.

The utility model discloses another aspect provides a draw-bar luggage, including the case and bag body, the bottom of case and bag body is equipped with the case and bag wheel, the upper portion of case and bag body is equipped with the pull rod.

The utility model has the advantages that:

1. the shock-absorbing spring is sleeved on the steering main shaft, so that the luggage wheel has an elastic shock-absorbing function, and meanwhile, a buffer gasket is sleeved on the steering main shaft between the top end of the main shaft screw and the top surface of the wheel seat, so that the shock-absorbing spring is prevented from loosening and wearing related connecting parts after being stretched for multiple times, and the noise generated by the direct collision of the main shaft screw and the top surface of the wheel seat can be reduced;

2. through the cooperation of two main shaft pins and spacing concave ring groove, realize the spacing to the steering main shaft, sound construction does not influence the rotation of steering main shaft simultaneously, and convenient assembling.

Drawings

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

fig. 2 is an exploded view of the overall structure of the embodiment of the present invention;

reference numerals are as follows: 1-wheel seat, 11-through hole, 2-wheel foot, 21-slotted hole, 3-wheel shaft, 4-wheel, 5-steering main shaft, 51-limit flange, 52-limit concave ring groove, 6-main shaft screw, 7-buffer gasket, 8-shock-absorbing spring, 9-main shaft pin and 10-wheel cover.

Detailed Description

The invention will be further explained with reference to the drawings and examples.

Example (b): as shown in figures 1 and 2, a trolley luggage comprises a luggage body (not shown in the figure), the bottom of the luggage body is provided with a luggage wheel, the upper part of the luggage body is provided with a trolley, the luggage wheel comprises a wheel seat 1 and a wheel foot 2, the upper end of the wheel foot 2 is pivoted with the wheel seat 1, the lower end of the wheel foot 2 is provided with a through shaft hole, the through shaft hole is provided with a wheel shaft 3, the wheel shaft 3 extends towards two ends and is connected with a pair of wheels 4, the two wheels 4 are symmetrically arranged at two sides of the shaft hole, the middle part of the wheel seat 1 is provided with a through hole 11 which is vertically through, the top surface of the wheel foot 2 is provided with a groove hole 21 in a concave manner, the upper end of the wheel foot 2 is pivoted with the wheel seat 1 through a steering main shaft 5, the lower end of the steering main shaft 5 is inserted into the groove hole 21, the upper end of the steering main shaft 5 is provided with a main shaft screw 6 through the through hole 11, a buffer gasket 7 is sleeved on the steering main shaft 5 between the top end of the main shaft screw 6 and the top surface of the wheel seat 1, a limit flange 51 extends towards the periphery of the middle part of the steering main shaft 5, a shock-absorbing spring 8 is sleeved on the steering main shaft 5 between the top surface of the limit flange 51 and the bottom surface of the wheel seat 1, a circle of limit concave ring groove 52 is formed by inwards recessing the lower end part of the steering main shaft 5, and two main shaft pins 9 corresponding to the limit concave ring groove 52 are inserted into the through groove holes 21 on the side surface of the wheel foot 2. The main shaft screw 6 with turn to main shaft 5 and pass through screw lock solid adhesive bonding fixed connection, the inner wall cover of through-hole 11 is equipped with the five metals axle sleeve, the five metals axle sleeve with wheel seat 1 integrative injection moulding, the outside lid of two wheels 4 is equipped with wheel cap 10, wheel cap 10 covers the tip of shaft 3.

The beneficial effects of this embodiment:

1. the shock-absorbing spring is sleeved on the steering main shaft, so that the luggage wheel has an elastic shock-absorbing function, and meanwhile, the buffer gasket is sleeved on the steering main shaft between the top end of the main shaft screw and the top surface of the wheel seat, so that the shock-absorbing spring is prevented from loosening and wearing related connecting parts after being stretched for many times, and the noise generated by direct collision of the main shaft screw and the top surface of the wheel seat can be reduced;

2. the two main shaft pins are matched with the limiting concave ring groove, so that the steering main shaft is limited, the structure is firm, the rotation of the steering main shaft is not influenced, and the assembly is convenient;

3. the main shaft screw and the steering main shaft are fixedly connected through the thread locking glue, so that the connection tightness is improved, and loosening is avoided;

4. the five metals axle sleeve combines with wheel seat adoption integrative injection moulding's mode, makes the five metals axle sleeve inlay the inner wall of locating the through-hole, has improved the wearability on the one hand, and on the other hand has also improved the assembly efficiency in later stage.

The above is only the preferred embodiment of the present invention, the present invention is not limited to the above embodiment, there may be local minor structural modification in the implementation process, if it is right that various modifications or variations of the present invention do not depart from the basic principle and scope of the present invention, and belong to the claims and the equivalent technical scope of the present invention, then the present invention is also intended to include these modifications and variations.

Claims

1. The utility model provides a case and bag wheel of moving away to avoid possible earthquakes, includes wheel seat and caster, the upper end of caster with the wheel seat pin joint, the lower extreme of caster is equipped with the shaft hole that link up, runs through the shaft hole is equipped with the shaft, wheel axial both ends extend and connect a pair of wheel, two the wheel symmetry is located the both sides in shaft hole, its characterized in that: the middle part of wheel seat is equipped with one through-hole that link up from top to bottom, the top surface indent of round foot is equipped with the slotted hole, the upper end of round foot with the wheel seat is through a steering main shaft pin joint, the lower extreme that turns to the main shaft is inserted and is located in the slotted hole, the upper end that turns to the main shaft is run through the through-hole is connected and is equipped with the main shaft screw, the top of main shaft screw with between the top surface of wheel seat turn to and overlap and be equipped with buffer washer on the main shaft, the middle part that turns to the main shaft is extended to the periphery and is equipped with spacing flange, spacing flange's top surface with between the bottom surface of wheel seat turn to and overlap on the main shaft and be equipped with shock absorber spring, turn to the main shaft and form the spacing concave ring groove of round near lower extreme department indent, round foot link up from the side the slotted hole insert be equipped with two with the main shaft pin nail that spacing concave ring groove corresponds.

2. A shock absorbing luggage wheel as claimed in claim 1, wherein: the main shaft screw is fixedly connected with the steering main shaft through thread locking glue in a bonding mode.

3. A shock absorbing luggage wheel as claimed in claim 1, wherein: the inner wall cover of through-hole is equipped with the five metals axle sleeve.

4. A shock absorbing luggage wheel as claimed in claim 3, wherein: the hardware shaft sleeve and the wheel seat are integrally formed in an injection molding mode.

5. A suspension trunk wheel as defined in claim 1, wherein: and wheel covers are arranged on the outer side covers of the two wheels and cover the end parts of the wheel shafts.

6. A trolley case comprising a shock absorbing case wheel according to any one of claims 1 to 5, wherein: the luggage wheel is arranged at the bottom of the luggage body, and the pull rod is arranged at the upper part of the luggage body.