CN208801809U

CN208801809U - A kind of easy-to-mount low abrasion hollow castor wheel

Info

Publication number: CN208801809U
Application number: CN201821357680.2U
Authority: CN
Inventors: 陈千奎
Original assignee: Middle Prestige Group Co ltd That Controls Interest
Current assignee: Middle Prestige Group Co ltd That Controls Interest
Priority date: 2018-08-22
Filing date: 2018-08-22
Publication date: 2019-04-30
Anticipated expiration: 2028-08-22

Abstract

The utility model discloses a low-wear hollow caster that is easy to disassemble and assemble, which comprises a vertical shaft, a protective cover, a movement and a ball clamping piece. The middle end of the vertical shaft is provided with a limiting ring, the lower end of the vertical shaft is provided with a locking block, the upper end of the protective cover is provided with a reserved card hole, the lower end of the positioning hole is installed with a buckle, and the vertical shaft passes through the The retention card hole extends to the inside of the positioning hole, the inner side of the movement is provided with a second card slot, the upper end of the movement card is provided with a clip, the clip and the second card slot are mutually engaged, the ball card The ball clip is fixedly connected to both ends of the movement clip, the ball clip is provided with an elliptical clip groove, the outer side of the ball is provided with a wheel, and the inner side of the wheel is provided with a groove. The low-wear hollow caster that is easy to disassemble and assemble can solve the problem of wear and tear of the intermediate shaft by reducing the intermediate shaft, and most of the connections are snap connections, which makes disassembly more convenient.

Description

A kind of easy-to-mount low abrasion hollow castor wheel

Technical field

The utility model relates to castor field, specially a kind of easy-to-mount low abrasion hollow castor wheel.

Background technique

In daily life, carrying heavy goods are required by tool, and castor just becomes our first choice, it makes to carry and move Animal body has become easy many, and nowadays castor is increasingly extensive in whole world application, and all trades and professions almost be unable to do without castor.With The continuous development of science and technology, equipment also more and more functions and high usage, castor is just at indispensable component.

But existing castor, the structure of both sides wheel rotation is only driven by intermediate rotary shaft, this structure is difficult to tear open It unloads, many difficulty is increased to replacement, and the wear problem of intermediate rotary shaft is also difficult to solve, to keep the castor service life too long The shortcomings that.In view of the above-mentioned problems, carrying out innovative design on the basis of original castor.

Summary of the invention

The purpose of this utility model is to provide a kind of easy-to-mount low abrasion hollow castor wheels, to solve above-mentioned background skill It proposes to be difficult to dismantle in art, many difficulty is increased to replacement, and the wear problem of intermediate rotary shaft is also difficult to solve, to make foot Take turns the service life will not be too long problem.

To achieve the above object, the utility model provides the following technical solutions: a kind of easy-to-mount low abrasion hollow foot Wheel, including vertical shaft, protection cap, machine core and ball fastener, the vertical shaft upper end offer the first card slot, peace in first card slot Equipped with circlip, restraining position ring block is arranged in the vertical shaft middle-end, and the vertical shaft lower end is provided with detent block, and the protection cap upper end opens up There is a reserved card hole, the machine core upper end is provided with location hole, and the location hole lower end is equipped with buckle, the machine core upper end and pre- Card hole is stayed to be connected together, the vertical shaft passes through reserved card hole and extends to inside location hole, and the vertical shaft passes through detent block and buckle It is fixed and is connected to inside location hole, offer the second card slot on the inside of the machine core, be connected together inside the machine core organic Core fastener, machine core fastener upper end are provided with strip, and the strip mutually fastens with the second card slot, and the ball fastener is fixed Machine core fastener both ends are connected to, oval card slot are offered on the ball fastener, being connected together on the inside of the ellipse card slot has rolling Pearl, the ball outside are provided with wheel piece, open up on the inside of the wheel piece fluted.

Preferably, the stop collar size and reserved card hole peripheral part are equal in magnitude, and stop collar is deposited with reserved card hole It is poor in certain distance.

Preferably, the positioning bore dia is equal with vertical shaft lower end diameter, and when vertical shaft is bonded with location hole bottom, activity Buckle is bonded with detent block upper end.

Preferably, the machine core and machine core fastener are hollow structure, and in machine core hollow space diameter and machine core fastener Between section diameter it is equal.

Preferably, the ball fastener about machine core fastener vertical center line it is symmetrical there are two, and on ball fastener Fixed part also corresponds.

Preferably, 18 groups of ellipse card slots are equidistantly distributed on the ball fastener, and have on every group of ellipse card slot One ball.

Preferably, the recess width is equal with ball width, and is all bonded with bottom portion of groove on the outside of every group of ball.

Compared with prior art, the utility model has the beneficial effects that the easy-to-mount low abrasion hollow castor wheel, passes through The ball fastener and ball at the machine core fastener both ends on the inside of machine core are fixed, and are then covered outside ball wheel piece, are made ball band Driving wheel piece rolls, and achievees the effect that mobile, and the problem of which has subtracted jackshaft, worn jackshaft is addressed, and big Part connection is all connected together, and disassembly is made to become more convenient.

Detailed description of the invention

Fig. 1 is the utility model fractionation structural representation；

Fig. 2 is the utility model combining structure schematic diagram；

Fig. 3 is the utility model machine core fastener and idler wheel fastener structural schematic diagram.

In figure: 1, vertical shaft；2, the first card slot；3, circlip；4, stop collar；5, detent block；6, protection cap；7, card hole is reserved； 8, machine core；9, location hole；10, it buckles；11, the second card slot；12, machine core fastener；13, strip；14, ball fastener；15, ball； 16, piece is taken turns；17, oval card slot；18, groove.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of easy-to-mount low abrasion hollow castor wheel, Including vertical shaft 1, protection cap 6, machine core 8 and ball fastener 14,1 upper end of vertical shaft offers the first card slot 2, first card slot Circlip 3 is installed, restraining position ring block 4 is arranged in 1 middle-end of vertical shaft, and 1 lower end of vertical shaft is provided with detent block 5, the protection in 2 6 upper end of lid offers reserved card hole 7, and 8 upper end of machine core is provided with location hole 9, and 9 lower end of location hole is equipped with buckle 10,8 upper end of machine core is connected together with reserved card hole 7, and the vertical shaft 1 passes through reserved card hole 7 and extends to inside location hole 9, The vertical shaft 1 is fixed and is connected to inside location hole 9 by detent block 5 and buckle 10, offers second on the inside of the machine core 8 Card slot 11, being connected together inside the machine core 8 has machine core fastener 12, and 12 upper end of machine core fastener is provided with strip 13, described Strip 13 mutually fastens with the second card slot 11, and the ball fastener 14 is fixedly connected on 12 both ends of machine core fastener, the ball card Oval card slot 17 is offered on part 14, being connected together on the inside of the ellipse card slot 17 has ball 15, is arranged on the outside of the ball 15 There is wheel piece 16, opens up fluted 18 on the inside of the wheel piece 16；

Further, 4 size of stop collar and reserved 7 peripheral part of card hole are equal in magnitude, and stop collar 4 and reserved card hole 7 It is poor that there are certain distances, prevents to rub；

Further, 9 diameter of location hole is equal with 1 lower end diameter of vertical shaft, and when vertical shaft 1 is bonded with 9 bottom of location hole, living Dynamic buckle 10 is bonded with 5 upper end of detent block, rotates wheel along 5 upper recess 18 of detent block；

Further, machine core 8 and machine core fastener 12 are hollow structure, and 8 hollow space diameter of machine core and machine core fastener 12 middle section diameters are equal, and engaging more fastens；

Further, ball fastener 14 about 12 vertical center line of machine core fastener it is symmetrical there are two, and ball fastener Fixed part also corresponds on 14, and two wheels push more convenient；

Further, 18 groups of ellipse card slots 17 are equidistantly distributed on ball fastener 14, and on every group of ellipse card slot 17 There is a ball 15, reduces promotion dynamics；

Further, 18 width of groove is equal with 15 width of ball, and every group of 15 outside of ball is all pasted with 18 bottom of groove It closes, wheel piece 16 is facilitated to rotate.

Circlip 3: being caught in the first card slot 2 first, be axially moved vertical shaft 1 can not by working principle, thus fixed The movement of vertical shaft 1 is passed through due to vertical shaft 1 inside the reserved card hole 7 in protection cap 6, and reserved card hole 7 and the engaging of machine core 8 connect It connects, since 1 lower end of vertical shaft extends to inside the location hole 9 on machine core 8, and movable buckle 10 is bonded the detent block on posture in standing (qigong) axis 1 5, therefore 8 position of machine core is fixed, so as to so that groove 18 of the movable buckle 10 along 5 upper end of detent block is movable, to make castor It can be rotated around vertical shaft 1, achieve the effect that steering, due to the second card slot 11 inside machine core 8 and the strip on machine core fastener 12 13 are mutually clamped, and ball fastener 14 is fixedly connected with machine core fastener 12, therefore 15 position of ball on ball fastener 14 is fixed, And ball 15 can roll in oval card slot 17, to make to take turns piece 16 as the ball 15 of 18 roll inside of groove carries out circumference Movement, since other parts are fixed, wheel 16 circular motion of piece achievees the effect that mobile.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims

1. A low-wear hollow caster that is easy to disassemble and assemble, comprising a vertical shaft (1), a protective cover (6), a core (8) and a ball clip (14), characterized in that: the upper end of the vertical shaft (1) is provided with a There is a first card slot (2), a snap spring (3) is installed in the first card slot (2), a limit ring (4) is arranged at the middle end of the vertical shaft (1), and a lower end of the vertical shaft (1) is provided A blocking block (5) is provided, the upper end of the protective cover (6) is provided with a reserved clamping hole (7), the upper end of the movement (8) is provided with a positioning hole (9), and the positioning hole (9) A buckle (10) is installed at the lower end, the upper end of the movement (8) is engaged with the reserved card hole (7), and the vertical shaft (1) extends through the reserved card hole (7) to the positioning hole (9). ) inside, the vertical shaft (1) is fixedly connected to the interior of the positioning hole (9) through the locking block (5) and the buckle (10), and the inner side of the movement (8) is provided with a second card slot (11). ), the movement (8) is internally connected with a movement clip (12), the upper end of the movement clip (12) is provided with a clip (13), the clip (13) is connected to the second The card slots (11) are engaged with each other, the ball clips (14) are fixedly connected to both ends of the core clip (12), and the ball clips (14) are provided with elliptical clip slots (17). A ball (15) is engaged and connected to the inner side of the elliptical clamping groove (17), a wheel piece (16) is arranged on the outer side of the ball (15), and a groove (18) is opened on the inner side of the wheel piece (16).

2. A low-wear hollow caster wheel that is easy to disassemble and assemble according to claim 1, characterized in that: the size of the limit ring (4) is equal to the size of the peripheral part of the reserved card hole (7), and the limit ring (4) There is a certain distance difference with the reserved card hole (7).

3. A low-wear hollow caster wheel that is easy to disassemble and assemble according to claim 1, wherein the diameter of the positioning hole (9) is equal to the diameter of the lower end of the vertical shaft (1), and the vertical shaft (1) and the positioning hole ( 9) When the bottom is attached, the buckle (10) is attached to the upper end of the clamping block (5).

4. A low-wear hollow caster wheel that is easy to disassemble and assemble according to claim 1, characterized in that: the movement (8) and the movement clamp (12) are both hollow structures, and the movement (8) The diameter of the hollow part is equal to the diameter of the middle part of the movement clip (12).

5 . The low-wear hollow caster wheel according to claim 1 , wherein there are two ball clamps ( 14 ) symmetrically distributed about the vertical center line of the movement clamp ( 12 ), and 5 . The parts fixed on the ball clamp (14) are also in one-to-one correspondence.

6. A low-wear hollow caster wheel that is easy to disassemble and assemble according to claim 1, characterized in that: eighteen groups of elliptical clamping grooves (17) are equally spaced on the ball clamp (14), and each group is There is a ball (15) on the oval slot (17).

7. The low-wear hollow caster wheel according to claim 1, characterized in that: the width of the groove (18) is equal to the width of the balls (15), and the outside of each group of balls (15) is equal to the width of the balls (15). The bottom of the groove (18) fits.