Impact-resistant luggage wheel

Abstract

The utility model relates to the technical field of luggage wheels, in particular to an impact-resistant luggage wheel which comprises a bracket and a threaded cylinder, the upper end of the bracket is fixedly connected with the threaded cylinder, the inner wall of the bracket is fixedly connected with a connecting seat, the inner wall of the connecting seat is movably connected with a support, the inner wall of the connecting seat abuts against a nut, and the threaded cylinder is fixedly connected with the bracket. The outer wall of the support is connected with a buffering mechanism. A reinforcing steel bar material is added into a connecting disc, so that the connecting disc cannot be directly damaged by external force, when the impact force borne by a support reaches the limit, an auxiliary wheel upwards pushes a supporting rod to enter a connecting rod through backward impact force generated by the support, and the supporting rod has the extrusion, contraction and buffering effects on a spring; and the deformation probability between the support and the main wheel is reduced, the overall use quality is improved, and continuous use can be achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field technical field of luggage wheel, concretely to a kind of impact resistance luggage wheel. BACKGROUND

[0002] The design of luggage caster usually includes bracket, support, wheel, the wheel is connected with the support by a cross shaft, the bracket and the bracket are fixedly connected by the upper part of vertical shaft and bracket, and the lower part of vertical shaft is rotatably matched with the shaft hole provided on the upper part of support.

[0003] For example, a kind of luggage universal wheel with the authorization announcement number "CN210851878U", although it solves the problems of complex structure and assembly process and high production cost of existing luggage universal wheel, the vertical shaft is inserted into the one end of support as positioning end, the vertical shaft body is provided with annular groove matched with the protrusion near the positioning end, the protrusion is placed in annular groove after the vertical shaft is inserted into shaft hole, the positioning end is conical, without external setting pin shaft fixed, considering that luggage is moved and knocked down, the impact force of luggage wheel is concentrated on the single wheel, the impact force cannot be dispersed to other positions, when the bearing capacity of the material of wheel itself is exceeded, deformation will occur between support and wheel, which leads to unable to use. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the problem that deformation occurs between support and wheel when the bearing capacity of the material of wheel itself is exceeded, which leads to unable to use, and provides a kind of impact resistance luggage wheel.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a kind of impact resistance luggage wheel, including bracket and threaded cylinder, the upper end of bracket is fixedly connected with threaded cylinder, the inner wall of bracket is fixedly connected with connecting seat, the inner wall of connecting seat is movably connected with support, the inner wall of connecting seat is abutted with nut, the outer wall of support is connected with buffer mechanism.

[0006] Preferably, the buffer mechanism includes a fixed ring, the inner wall of the fixed ring is fixedly connected with the support, the outer wall of the fixed ring is fixedly connected with the connecting rod, the inner wall of the connecting rod is movably connected with the spring, the end of the spring is fixedly connected with the supporting rod, and the inner wall of the connecting rod is slidably connected with the supporting rod.

[0007] Preferably, the inner wall of the supporting rod is rotatably connected with the auxiliary wheel, and the lower end of the support is connected with a reinforcing mechanism.

[0008] Preferably, the reinforcing mechanism includes a connecting disc, the outer wall of the connecting disc is fixedly connected with the support, the inner wall of the connecting disc is fixedly connected with the reinforcing rib, and the inner wall of the connecting disc is rotatably connected with the cross shaft.

[0009] Preferably, the outer wall of the horizontal shaft is fixedly connected with the main wheel.

[0010] Preferably, the inner wall of the nut is threadedly connected with the screw rod, and the lower end of the screw rod is fixedly connected with the support.

[0011] The impact-resistant luggage wheel has the advantages that: the connecting disc is internally provided with a reinforcing material, so that the connecting disc will not be directly damaged by external force; when the impact force borne by the support reaches the limit, the backward impact force generated by the support pushes the auxiliary wheel upward to enter the inside of the connecting rod, the supporting rod exerts extrusion and contraction buffering effect on the spring, the deformation probability between the support and the main wheel is reduced, the overall use quality is improved, and the luggage wheel can continue to be used. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 is a structural schematic view of the utility model;

[0013] Figure 2 is Figure 1 is a structural schematic view of the middle front view section;

[0014] Figure 3 is Figure 1 is a structural schematic view of the middle top view section;

[0015] Figure 4 is Figure 2 is a structural schematic view of the middle A enlarged structure;

[0016] Figure 5 is Figure 2 is a structural schematic view of the middle B enlarged structure;

[0017] Figure 6 is Figure 2 is a structural schematic view of the middle C enlarged structure.

[0018] In the figure: 1, bracket, 2, threaded cylinder, 3, connecting seat, 4, support, 5, nut, 6, buffering mechanism, 601, fixed ring, 602, connecting rod, 603, spring, 604, supporting rod, 7, auxiliary wheel, 8, reinforcing mechanism, 801, connecting disc, 802, reinforcing rib, 803, horizontal shaft, 9, main wheel, 10, screw rod. DETAILED DESCRIPTION

[0019] The utility model will be further described in connection with the drawings: Example 1

[0020] Please refer to Figures 1-6The impact-resistant luggage wheel comprises a bracket 1 and a threaded cylinder 2, the upper end of the bracket 1 is fixedly connected with the threaded cylinder 2, the inner wall of the bracket 1 is fixedly connected with a connecting seat 3, the inner wall of the connecting seat 3 is movably connected with a support 4, the inner wall of the connecting seat 3 is tightly connected with a nut 5, and the outer wall of the support 4 is connected with a buffering mechanism 6.

[0021] The buffering mechanism 6 comprises a fixed ring 601, a supporting rod 604 and a spring 603, the spring 603 is movably connected with the supporting rod 604, the end of the spring 603 is fixedly connected with the supporting rod 604, the inner wall of the fixed ring 601 is fixedly connected with the support 4, the outer wall of the fixed ring 601 is fixedly connected with a connecting rod 602, and the inner wall of the connecting rod 602 is movably connected with the spring 603.

[0022] The connecting disc 801 is internally provided with a reinforcing material, so that the connecting disc 801 will not be directly damaged by external force, when the impact force borne by the support 4 reaches the limit, the backward impact force generated by the support 4 pushes the supporting rod 604 upwards into the inside of the connecting rod 602, the supporting rod 604 forms an extrusion and contraction buffering effect on the spring 603, the deformation probability between the support 4 and the main wheel 9 is reduced, the overall use quality is improved, and the luggage wheel can continue to be used.

[0023] The inner wall of the supporting rod 604 is rotatably connected with the auxiliary wheel 7, the lower end of the support 4 is connected with a reinforcing mechanism 8, the connecting disc 801 is internally provided with a reinforcing rib 802 made of a relatively hard material, so that the connecting disc 801 is reinforced, the reinforcing mechanism 8 comprises the connecting disc 801, the outer wall of the connecting disc 801 is fixedly connected with the support 4, the inner wall of the connecting disc 801 is fixedly connected with the reinforcing rib 802, and the inner wall of the connecting disc 801 is rotatably connected with a horizontal shaft 803.

[0024] The outer wall of the horizontal shaft 803 is fixedly connected with the main wheel 9, the inner wall of the nut 5 is threadedly connected with a screw rod 10, and the lower end of the screw rod 10 is fixedly connected with the support 4.

[0025] Working principle:

[0026] The inner wall of the bracket 1 is fixed to the lower end of the luggage by assembling through the threaded cylinder 2 on the bracket 1 and the screw passing through the luggage, when the impact force generated by the luggage, most of the impact force is transmitted to the connecting disc 801, the connecting disc 801 is not directly damaged by the external force due to the addition of the reinforcing material inside the connecting disc 801, when the impact force supported by the support 4 reaches the limit, the main wheel 9 on the horizontal shaft 803 on the connecting disc 801 moves with the ground, at the same time, the rear impact force generated by the support 4 pushes the auxiliary wheel 7 upward to enter the inside of the connecting rod 602, so that the supporting rod 604 forms the effect of extrusion and contraction buffer on the spring 603, when the supporting rod 604 has no external force, the spring 603 pushes the supporting rod 604 back to the original position, so that the main wheel 9 and the auxiliary wheel 7 can contact the ground, and the downward impact resistance of the luggage to the support 4 is improved.

[0027] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A shock-resistant luggage wheel comprising a bracket (1) and a threaded cylinder (2), the upper end of the bracket (1) being fixedly connected with the threaded cylinder (2), characterized in that: The inner wall of the bracket (1) is fixedly connected with the connecting seat (3), the inner wall of the connecting seat (3) is movably connected with the support (4), the inner wall of the connecting seat (3) is abuttingly connected with the nut (5), the outer wall of the support (4) is connected with the buffering mechanism (6), the lower end of the support (4) is connected with the reinforcing mechanism (8), the reinforcing mechanism (8) comprises a connecting disc (801), the outer wall of the connecting disc (801) is fixedly connected with the support (4), the inner wall of the connecting disc (801) is fixedly connected with the reinforcing rib (802), and the inner wall of the connecting disc (801) is rotatably connected with the transverse shaft (803).

2. The impact-resistant luggage wheel of claim 1, wherein: The buffering mechanism (6) comprises a fixed ring (601), the inner wall of the fixed ring (601) is fixedly connected with the support (4), the outer wall of the fixed ring (601) is fixedly connected with the connecting rod (602), the inner wall of the connecting rod (602) is movably connected with the spring (603), the end of the spring (603) is fixedly connected with the supporting rod (604), and the inner wall of the connecting rod (602) is slidably connected with the supporting rod (604).

3. The impact-resistant luggage wheel of claim 2, wherein: The inner wall of the supporting rod (604) is rotatably connected with the auxiliary wheel (7).

4. The impact-resistant luggage wheel of claim 3, wherein: The outer wall of the transverse shaft (803) is fixedly connected with the main wheel (9).

5. The impact-resistant luggage wheel of claim 1, wherein: The inner wall of the nut (5) is threadedly connected with the screw rod (10), and the lower end of the screw rod (10) is fixedly connected with the support (4).

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