CN213007390U

CN213007390U - Load bearing directional trundle

Info

Publication number: CN213007390U
Application number: CN202021713715.9U
Authority: CN
Inventors: 李晨
Original assignee: QINGDAO FUSHENGDE PLASTIC CO Ltd
Current assignee: QINGDAO FUSHENGDE PLASTIC CO Ltd
Priority date: 2020-08-17
Filing date: 2020-08-17
Publication date: 2021-04-20
Anticipated expiration: 2030-08-17

Abstract

The utility model discloses a load-bearing directional caster, which comprises a mounting seat and a directional caster, wherein the mounting seat is provided with a mounting groove at the center of the lower wall surface, the left and right side wall surfaces of the mounting groove are provided with chutes, the mounting plate is assembled in the mounting groove in a vertical sliding manner, the left and right sides of the mounting plate are provided with sliders, a pair of sliders are respectively positioned in the corresponding chutes, a threaded rod is spirally mounted at the center of the lower wall surface of the mounting plate, the lower end of the threaded rod is fixedly provided with a mounting frame, the directional caster is rotatably mounted in the mounting frame, the lower wall surface of the mounting seat is provided with a supporting structure, the mounting seat is provided with an adjusting structure, the mounting; this directional truckle of bearing a burden is rational in infrastructure, and the modern design can play the effect of support when changing directional truckle through bearing structure, is convenient for change directional truckle, convenient operation, labour saving and time saving.

Description

Load bearing directional trundle

Technical Field

The utility model relates to a directional truckle technical field specifically is a directional truckle bears a burden.

Background

The caster is installed at the bottom of an object to facilitate the movement of the object by means of a rotatable caster, and is usually installed on a large-sized object such as a cart, an aviation case, an instrument case, a hospital bed, a cabinet, and the like.

At present, when the caster wheel on the device is disassembled and replaced, the device needs to be lifted to replace the caster wheel, great effort is needed, the replacement is very troublesome, and therefore a load-bearing directional caster wheel is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a directional truckle bears a burden to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a load-bearing directional trundle comprises a mounting seat and a directional trundle, wherein a mounting groove is formed in the center of a lower wall surface of the mounting seat, sliding grooves are formed in the left side wall surface and the right side wall surface of the mounting groove, a mounting plate is assembled in the mounting groove in a vertically sliding mode, sliding blocks are arranged on the left side and the right side of the mounting plate, a pair of sliding blocks are respectively located in the corresponding sliding grooves, a threaded rod is spirally mounted in the center of the lower wall surface of the mounting plate, a mounting frame is fixedly mounted at the lower end of the threaded rod, the directional trundle is rotatably mounted in the mounting frame, a supporting structure is mounted on the lower wall surface of the mounting seat;

the supporting structure comprises first lead screws spirally arranged at four corners of the mounting seat, and foot pads are fixedly arranged at the lower ends of the first lead screws;

the adjustment structure is including rotating the second lead screw of installing the wall on the mounting groove, second lead screw lower extreme spiral installation is in the mounting panel, fixed cover is equipped with first gear on the second lead screw, first gear right side meshing is connected with the second gear, the second gear is located the recess, wall center department fixed mounting has the connecting axle under the second gear, the through-hole is worn out to the connecting axle lower extreme, be connected through the bearing between connecting axle and the through-hole, bearing fixed mounting is in the through-hole, connecting axle and bearing inner circle fixed connection, connecting axle lower extreme fixed mounting has the carousel.

Preferably, a handle sleeve is fixedly sleeved on the first screw rod.

Preferably, the turntable is coated with a protective pad.

Preferably, the handle sleeve is of a disc structure, and the handle sleeve is coated with an anti-slip pad.

Compared with the prior art, the beneficial effects of the utility model are that: this directional truckle of bearing a burden is rational in infrastructure, and the modern design can play the effect of support when changing directional truckle through bearing structure, is convenient for change directional truckle, convenient operation, labour saving and time saving.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a right side view of the structure of the present invention;

fig. 3 is an enlarged view of the structure of fig. 1 a.

1-mounting seat, 2-directional caster, 3-mounting groove, 4-chute, 5-mounting plate, 6-sliding block, 7-threaded rod, 8-mounting frame, 9-supporting structure, 10-adjusting structure, 11-groove, 12-through hole, 91-first screw rod, 92-foot pad, 101-second screw rod, 102-first gear, 103-second gear, 104-connecting shaft, 105-rotary table, 106-bearing, 13-handle sleeve, 14-protection pad and 15-non-slip pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a load-bearing directional caster comprises a mounting seat 1 and a directional caster 2, the mounting seat 1 is welded at the bottom of a device needing to be moved, a mounting groove 3 is formed in the center of a lower wall surface of the mounting seat 1, sliding grooves 4 are formed in the left and right side wall surfaces of the mounting groove 3, a mounting plate 5 is assembled in the mounting groove 3 in a vertical sliding manner, sliding blocks 6 are arranged on the left and right sides of the mounting plate 5, a pair of sliding blocks 6 are respectively positioned in the corresponding sliding grooves 4, a threaded rod 7 is spirally arranged at the center of the lower wall surface of the mounting plate 5, a mounting frame 8 is fixedly mounted at the lower end of the threaded rod 7, the directional caster 2 is rotatably mounted in the mounting frame 8, a supporting structure 9 is mounted on the lower wall surface of the mounting seat;

the supporting structure 9 comprises first lead screws 91 spirally arranged at four corners of the mounting seat 1, and foot pads 92 are fixedly arranged at the lower ends of the first lead screws 91;

the adjusting structure 10 comprises a second screw 101 rotatably mounted on the upper wall surface of the mounting groove 3, the lower end of the second screw 101 is spirally mounted in the mounting plate 5, a first gear 102 is fixedly sleeved on the second screw 101, the right side of the first gear 102 is engaged and connected with a second gear 103, the second gear 103 is located in the groove 11, a connecting shaft 104 is fixedly mounted at the center of the lower wall surface of the second gear 103, the lower end of the connecting shaft 104 penetrates out of the through hole 12, the connecting shaft 104 is connected with the through hole 12 through a bearing 106, the bearing 106 is fixedly mounted in the through hole 12, the connecting shaft 104 is fixedly connected with the inner ring of the bearing 106, and a turntable 105 is.

Preferably, the first lead screw 91 is fixedly sleeved with the handle sleeve 13.

Preferably, the turntable 105 is further covered with a protective pad 14.

Preferably, the handle grip 13 is a disc structure, and the handle grip 13 is covered with the anti-slip mat 15.

When the directional caster 2 needs to be replaced, the first lead screw 91 at the four corners of the lower wall surface of the mounting base 1 is rotated to lower the first lead screw 91 until the foot pad 92 at the lower end of the first lead screw 91 is in close contact with the ground, so as to support the mounting base 1, the mounting plate 5 is lifted through the adjusting structure 10, so that the directional caster 2 is separated from the ground, the threaded rod 7 is rotated to detach the threaded rod 7 from the mounting plate 5, the directional caster 2 is replaced, after the replacement is finished, the mounting plate 5 is moved down through the adjusting structure 10, so that the lower end of the directional caster 2 is in contact with the ground, the threaded rod 7 is rotated to move the foot pad 92 upwards, when the adjusting structure 10 is adjusted, the rotary table 105 is rotated to drive the connecting shaft 104 to rotate, so as to drive the second gear 103 to rotate, the first gear 102 is driven to rotate under the action of the second gear 103, so as to drive the second, can drive mounting panel 5 and go up and down, be convenient for rotate first lead screw 91 under the effect of cover 13, the slipmat 15 on the cover 13 can increase the friction between staff and the cover 13, is convenient for rotate cover 13, can protect the staff when the manual carousel 105 of rotating through protection pad 14.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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

1. The heavy-duty directional caster comprises a mounting seat (1) and a directional caster (2), and is characterized in that the mounting seat (1) is provided with a mounting groove (3) at the center of a lower wall surface, the mounting groove (3) is provided with a left side wall surface and a right side wall surface, the mounting groove (3) is internally provided with a mounting plate (5) in a vertical sliding manner, the left side and the right side of the mounting plate (5) are provided with sliders (6), the sliders (6) are respectively positioned in the corresponding sliding grooves (4), the mounting plate (5) is provided with a threaded rod (7) at the center of the lower wall surface in a spiral manner, the lower end of the threaded rod (7) is fixedly provided with a mounting frame (8), the directional caster (2) is rotatably mounted in the mounting frame (8), a supporting structure (9) is mounted on the lower wall surface of the mounting seat (, the mounting groove (3) extends rightwards to be provided with a groove (11), and the groove (11) extends downwards to be provided with a through hole (12);

the supporting structure (9) comprises first lead screws (91) spirally arranged at four corners of the mounting base (1), and foot pads (92) are fixedly arranged at the lower ends of the first lead screws (91);

adjustment structure (10) are including rotating second lead screw (101) of installing in mounting groove (3) wall face, second lead screw (101) lower extreme spiral installation is in mounting panel (5), fixed cover is equipped with first gear (102) on second lead screw (101), first gear (102) right side meshing is connected with second gear (103), second gear (103) are located recess (11), second gear (103) lower wall center department fixed mounting has connecting axle (104), through-hole (12) are worn out to connecting axle (104) lower extreme, be connected through bearing (106) between connecting axle (104) and through-hole (12), bearing (106) fixed mounting is in through-hole (12), connecting axle (104) and bearing (106) inner circle fixed connection, connecting axle (104) lower extreme fixed mounting has carousel (105).

2. The load-bearing directional caster as claimed in claim 1, wherein said first screw (91) is fitted with a handle (13).

3. Load-bearing directional castor according to claim 1, characterized in that said turntable (105) is covered with a protective pad (14).

4. The load-bearing directional caster according to claim 2, characterized in that said handle grip (13) is of a disk structure and said handle grip (13) is covered with a non-slip mat (15).