CN209290078U - A kind of universal caster wheel convenient for high low adjustment - Google Patents

Abstract

The utility model belongs to castor equipment technical field, in particular a kind of universal caster wheel convenient for high low adjustment, including castor ontology, the castor ontology is equipped with square block, arc panel is fixedly installed at the top of square block, the top of arc panel is equipped with transverse slat, the top of arc panel is symmetrically fixedly mounted there are two the first movable block, first movable block has motion bar by bearing hinge connection, motion bar has the second movable block by bearing hinge connection far from one end of corresponding first movable block, cabinet is fixedly installed at the top of arc panel, sleeve is rotatably equipped in cabinet, round bar is threaded on sleeve, the top and bottom end of round bar all extend to outside cabinet, and the top of round bar is fixedly connected with the bottom of transverse slat, first crossbar is rotatably equipped in cabinet.The utility model of simple structure and strong practicability prevents muddy water from entering in luggage case, operates simple and convenient by adjusting height to universal caster wheel.

Description

A kind of universal caster wheel convenient for high low adjustment

Technical field

The utility model relates to castor equipment technical field more particularly to a kind of universal caster wheels convenient for high low adjustment.

Background technique

Castor is general designation, including activity and rigid castors, and movable castor is also with regard to the universal wheel described in us, its structure Allow 360 degree rotation；Rigid castors do not have rotational structure, are not able to rotate, and usually two kinds of castors are typically all collocation, than If the structure of trolley is two, front fast pulley, back is two movable universal wheels close to push handrail, especially in luggage It is most commonly seen on case, it is used convenient for people.

But in the prior art, due to the height of traditional universal caster wheel be limit, user during luggage case, Rainy weather especially is being encountered, when hollow is compared on road surface, universal caster wheel insufficient height, muddy water is easy to stick on luggage case, especially It is the luggage case of cloth prepared material, muddy water is easily accessible the inside of luggage case, the clothing of user may be made dirty, therefore, It is proposed a kind of universal caster wheel convenient for high low adjustment.

Utility model content

Purpose of the utility model is to solve disadvantages existing in the prior art, and the one kind proposed is convenient for high low-key The universal caster wheel of section.

To achieve the goals above, the utility model adopts the technical scheme that a kind of convenient for the universal of high low adjustment Castor, including castor ontology, the castor ontology are equipped with square block, are fixedly installed with arc panel, arc at the top of square block The top of plate is equipped with transverse slat, and the top of arc panel is symmetrically fixedly mounted there are two the first movable block, and the first movable block passes through bearing It is hinged with motion bar, motion bar has the second movable block, arc panel by bearing hinge connection far from one end of corresponding first movable block Top be fixedly installed with cabinet, sleeve is rotatably equipped in cabinet, round bar, the top and bottom of round bar are threaded on sleeve End all extends to outside cabinet, and the top of round bar is fixedly connected with the bottom of transverse slat, and first crossbar is rotatably equipped in cabinet, the One end of one cross bar is fixedly installed with the first angular wheel, and fixing sleeve is equipped with the second angular wheel, the second angular wheel on sleeve It is engaged with the first angular wheel, the bottom symmetrical of transverse slat is opened up there are two groove, and groove is interior to be equipped with second crossbar, second crossbar Both ends are fixedly connected with the two sides inner wall of corresponding groove respectively, and first crossbar extends to case far from one end of the first angular wheel In vitro and it is fixedly installed with handle.

Preferably, internal screw thread is offered on the inner wall of the sleeve, offers external screw thread on the round bar, the sleeve with Round bar is threadedly coupled.

Preferably, sliding sleeve is equipped with slide bar in the second crossbar, the bottom end of the slide bar extend to groove it is outer and with it is right The second movable block answered is fixedly connected.

Preferably, the side inner wall that two grooves are located remotely from each other is respectively welded the bullet being set in two second crossbars Spring, two spring one end close to each other are respectively welded on two slide bars, the stiffness factor range of the spring be 20N/m extremely 100N/m。

Preferably, it is fixedly installed with rotating block in the bottom interior wall of the cabinet, offers and turns at the top of the rotating block Dynamic slot, the bottom end of the sleeve extend in rotation slot and are rotatablely connected with rotation slot.

Preferably, the bottom end of the round bar sequentially passes through arc panel and square block, is threaded with nut on the round bar, It is in contact at the top of the bottom of the nut and cabinet.

Compared with prior art, the utility model has the beneficial effects that firstly, the device by castor ontology, square block, Arc panel, transverse slat, the first movable block, motion bar, the second movable block, cabinet, sleeve, round bar, first crossbar, the first conical tooth Wheel, the second angular wheel, groove, second crossbar and handle match, and user encounters rainy weather during using luggage case When, when needing to adjust the universal caster wheel height on luggage case, first swing handle, handle drives first crossbar rotation, first crossbar The first angular wheel is driven to rotate, the first angular wheel drives the rotation of the second angular wheel, and the second angular wheel band moving sleeve turns Dynamic, under the action of screw thread, sleeve drives round bar to move up, and round bar band motion plate is mobile, when transverse slat is moved to certain distance Afterwards, stop operating handle, and when transverse slat is mobile while driving two slide bars mobile, slide bar drives the second movable block mobile, and second is living Motion block drives motion bar mobile, when slide bar is mobile while driving spring mobile, at this point, spring will be stretched, in the elastic force of spring Under effect, the stress balance of transverse slat will be kept, to complete the height adjustment work of this castor ontology.

The utility model of simple structure and strong practicability prevents muddy water from entering luggage case by adjusting height to universal caster wheel It is interior, it operates simple and convenient.

Detailed description of the invention

Fig. 1 is the positive structure diagram of the utility model.

Fig. 2 is that part A faces schematic cross-sectional view in Fig. 1.

Fig. 3 is the diagrammatic side-view cross-sectional structural schematic diagram of the utility model.

Fig. 4 is that part B faces schematic cross-sectional view in Fig. 1.

Fig. 5 is the installation diagram of the first movable block, the second movable block and motion bar in the utility model.

In figure: 1, castor ontology；2, square block；3, arc panel；4, transverse slat；5, the first movable block；6, motion bar；7, second Movable block；8, cabinet；9, sleeve；10, round bar；11, first crossbar；12, the first angular wheel；13, the second angular wheel；14, Groove；15, second crossbar；16, handle.

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. 1-5 is please referred to, the utility model provides a kind of technical solution: a kind of universal caster wheel convenient for high low adjustment, packet Include castor ontology 1, castor ontology 1 is equipped with square block 2, and the top of square block 2 is fixedly installed with arc panel 3, arc panel 3 it is upper Side is equipped with transverse slat 4, and the top of arc panel 3 is symmetrically fixedly mounted there are two the first movable block 5, and the first movable block 5 is cut with scissors by bearing It is connected to motion bar 6, there are the second movable block 7, arc in the one end of motion bar 6 far from corresponding first movable block 5 by bearing hinge connection The top of plate 3 is fixedly installed with cabinet 8, and sleeve 9 is rotatably equipped in cabinet 8, round bar 10, round bar are threaded on sleeve 9 10 top and bottom end all extend to outside cabinet 8, and the top of round bar 10 is fixedly connected with the bottom of transverse slat 4, rotation in cabinet 8 First crossbar 11 is installed, one end of first crossbar 11 is fixedly installed with the first angular wheel 12, and fixing sleeve is equipped with the on sleeve 9 Two angular wheels 13, the second angular wheel 13 are engaged with the first angular wheel 12, and the bottom symmetrical of transverse slat 4 is opened up there are two groove 14, groove 14 is interior to be equipped with second crossbar 15, and the both ends of second crossbar 15 are fixed with the two sides inner wall of corresponding groove 14 respectively to be connected It connects, first crossbar 11 extends to outside cabinet 8 far from one end of the first angular wheel 12 and is fixedly installed with handle 16.

Internal screw thread is offered on the inner wall of sleeve 9, and external screw thread is offered on round bar 10, sleeve 9 is threadedly coupled with round bar 10, Sliding sleeve is equipped with slide bar in second crossbar 15, and it is outer and fixed with corresponding second movable block 7 that the bottom end of slide bar extends to groove 14 Connection, the side inner wall that two grooves 14 are located remotely from each other are respectively welded the spring being set in two second crossbars 15, and two Spring one end close to each other is respectively welded on two slide bars, and the stiffness factor range of spring is 20N/m to 100N/m, cabinet It is fixedly installed with rotating block in 8 bottom interior wall, rotation slot is offered at the top of rotating block, the bottom end of sleeve 9 extends to rotation It is rotatablely connected in slot and with rotation slot, the bottom end of round bar 10 sequentially passes through arc panel 3 and square block 2, is threadedly coupled on round bar 10 There is nut, the bottom of nut is in contact with the top of cabinet 8, passes through castor ontology 1, square block 2, arc panel 3, transverse slat 4, first Movable block 5, motion bar 6, the second movable block 7, cabinet 8, sleeve 9, round bar 10, first crossbar 11, the first angular wheel 12, second Angular wheel 13, groove 14, second crossbar 15 and handle 16 match, and user encounters rainy weather during using luggage case When, when needing to adjust the universal caster wheel height on luggage case, first swing handle 16, handle 16 drives first crossbar 11 to rotate, the One cross bar 11 drives the rotation of the first angular wheel 12, and the first angular wheel 12 drives the rotation of the second angular wheel 13, the second taper Gear 13 is rotated with moving sleeve 9, and under the action of screw thread, sleeve 9 drives round bar 10 to move up, and round bar 10 is moved with motion plate 4 Dynamic, after transverse slat 4 is moved to certain distance, stop operating handle 16, when the movement of transverse slat 4 while driving two slide bars mobile, sliding Bar drives the second movable block 7 mobile, and the second movable block 7 drives motion bar 6 mobile, when slide bar movement while driving spring mobile, At this point, spring will be stretched, under the elastic force effect of spring, the stress balance of transverse slat 4 will be kept, to complete this castor sheet The height adjustment of body 1 works, the utility model of simple structure and strong practicability, by adjusting height to universal caster wheel, prevents muddy water Into in luggage case, operate simple and convenient.

Working principle: it when user encounters rainy weather during using luggage case, needs to adjust universal on luggage case When castor height, first swing handle 16, handle 16 drives first crossbar 11 to rotate, and first crossbar 11 drives the first angular wheel 12 Rotation, the first angular wheel 12 drive the rotation of the second angular wheel 13, and the second angular wheel 13 turns in rotation slot with moving sleeve 9 Dynamic, under the action of screw thread, sleeve 9 drives round bar 10 to move up, and round bar 10 is mobile with motion plate 4, when transverse slat 4 is moved to one After set a distance, stop operating handle 16, when the movement of transverse slat 4 while two slide bars being driven to move in two grooves 14 respectively, sliding Bar drives the second movable block 7 mobile, and the second movable block 7 drives motion bar 6 mobile, when slide bar movement while driving spring mobile, At this point, spring will be stretched, under the elastic force effect of spring, the stress balance of transverse slat 4 will be kept, to complete this castor sheet The height adjustment of body 1 works.

The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims (6)

1. a kind of universal caster wheel convenient for high low adjustment, including castor ontology (1), it is characterised in that: on the castor ontology (1) Equipped with square block (2), it is fixedly installed at the top of square block (2) arc panel (3), the top of arc panel (3) is equipped with transverse slat (4), The top of arc panel (3) is symmetrically fixedly mounted there are two the first movable block (5), and the first movable block (5) has work by bearing hinge connection Lever (6), motion bar (6) have the second movable block (7), arc by bearing hinge connection far from one end of corresponding first movable block (5) It is fixedly installed with cabinet (8), is rotatably equipped with sleeve (9) in cabinet (8), sleeve is threaded on (9) at the top of shape plate (3) Round bar (10), the top and bottom end of round bar (10) all extend to cabinet (8) outside, and the bottom on the top of round bar (10) and transverse slat (4) Portion is fixedly connected, and is rotatably equipped with first crossbar (11) in cabinet (8), one end of first crossbar (11) is fixedly installed with the first cone Shape gear (12), fixing sleeve is equipped with the second angular wheel (13) on sleeve (9), the second angular wheel (13) and the first angular wheel (12) it engaging, the bottom symmetrical of transverse slat (4) is opened up there are two groove (14), and groove (14) is interior to be equipped with second crossbar (15), and second The both ends of cross bar (15) are fixedly connected with the two sides inner wall of corresponding groove (14) respectively, and first crossbar (11) is far from the first taper One end of gear (12) extends to cabinet (8) outside and is fixedly installed with handle (16).

2. a kind of universal caster wheel convenient for high low adjustment according to claim 1, it is characterised in that: the sleeve (9) Internal screw thread is offered on inner wall, external screw thread is offered on the round bar (10), and the sleeve (9) is threadedly coupled with round bar (10).

3. a kind of universal caster wheel convenient for high low adjustment according to claim 1, it is characterised in that: the second crossbar (15) sliding sleeve is equipped with slide bar on, and the bottom end of the slide bar extends to groove (14) outside and consolidates with corresponding second movable block (7) Fixed connection.

4. a kind of universal caster wheel convenient for high low adjustment according to claim 1, it is characterised in that: two groove (14) phases Mutually separate side inner wall is respectively welded the spring being set on two second crossbars (15), two springs it is close to each other one End is respectively welded on two slide bars, and the stiffness factor range of the spring is 20N/m to 100N/m.

5. a kind of universal caster wheel convenient for high low adjustment according to claim 1, it is characterised in that: the cabinet (8) It is fixedly installed with rotating block in bottom interior wall, rotation slot is offered at the top of the rotating block, the bottom end of the sleeve (9) extends It is rotatablely connected in rotation slot and with rotation slot.

6. a kind of universal caster wheel convenient for high low adjustment according to claim 1, it is characterised in that: the round bar (10) Bottom end sequentially passes through arc panel (3) and square block (2), is threaded with nut, the bottom of the nut on the round bar (10) It is in contact at the top of cabinet (8).