CN110540153B

CN110540153B - Liftable and self-moving operation rack

Info

Publication number: CN110540153B
Application number: CN201910743573.6A
Authority: CN
Inventors: 张朝华
Original assignee: Wenzhou Ruihao Electronics Co ltd
Current assignee: Wenzhou Ruihao Electronics Co ltd
Priority date: 2019-08-13
Filing date: 2019-08-13
Publication date: 2021-07-06
Anticipated expiration: 2039-08-13
Also published as: CN110540153A

Abstract

The invention relates to a liftable and self-movable operation rack which comprises an operation platform, wherein a rhombic lifting mechanism is arranged below the operation platform, one end of the upper part of the rhombic lifting mechanism is movably connected with one end of the operation platform in a fixed shaft mode, the other end of the upper part of the rhombic lifting mechanism is connected with the other end of the operation platform in a sliding mode, a walking wheel is arranged at one end of the lower part of the rhombic lifting mechanism, a universal wheel is arranged at the other end of the lower part of the rhombic lifting mechanism, the two walking wheels are symmetrically arranged and connected with the rhombic lifting mechanism through a wheel shaft sleeved with a wheel shaft sleeve, the universal wheel is connected with the rhombic lifting mechanism through a universal wheel support, a screw rod adjusting. The invention mainly aims at indoor operation scenes and solves the problems that an indoor operation rack cannot freely adjust the height and automatically move and the like.

Description

Liftable and self-moving operation rack

Technical Field

The invention relates to the field of auxiliary facilities and equipment required by construction, decoration, electricians and daily maintenance, in particular to a liftable and self-movable operation rack.

Background

The existing indoor decoration and public places are frequently subjected to occasions requiring different heights and frequently moving for operation. In daily life or construction places, people need to be assisted by a bed-lifting or a rack because the height of the people is not enough to adapt to various environments and operation requirements. Such as a ladder stool, a high-altitude operation platform and the like, and an integrated lift truck, an automatic lifting platform and other large-scale equipment can be arranged outdoors.

However, the above methods all have certain disadvantages.

The integrated lift truck, the automatic lifting platform and other large-scale equipment are expensive and inconvenient to use indoors, and the indoor step stool, the operation platform and the like cannot be freely adjusted in height and can not move automatically.

An effective solution to the problems in the related art has not been proposed yet.

Disclosure of Invention

Aiming at the technical problems in the related art, the invention provides a liftable and self-moving operation rack, which mainly aims at indoor operation scenes and solves the problems that the height of the indoor operation rack cannot be freely adjusted and the indoor operation rack can not move automatically and the like.

In order to achieve the technical purpose, the technical scheme of the invention is realized as follows:

the utility model provides a liftable and from operation rack that removes, includes the operation platform, the operation platform below is equipped with rhombus elevating system, rhombus elevating system upper portion one end and operation platform one end dead axle swing joint, rhombus elevating system upper portion other end and operation platform other end sliding connection, rhombus elevating system lower part one end is equipped with the walking wheel, rhombus elevating system lower part other end is equipped with the universal wheel, the walking wheel symmetry is provided with two and is connected with rhombus elevating system through the shaft that the cover has the axle sleeve, the universal wheel passes through the universal wheel support and is connected with rhombus elevating system, the last lead screw adjusting device that is provided with of rhombus elevating system, be provided with locking means between platform and the universal wheel.

Furthermore, a fixed shaft is arranged at the movable connection part of the rhombic lifting mechanism and the operation platform, and a sliding groove is arranged at the sliding connection part of the rhombic lifting mechanism and the operation platform.

Furthermore, rhombus elevating system is including making up into little rhombus's long arm, dead axle pole, short arm, connecting rod, long arm one end sliding connection is in the spout, the long arm other end and connecting rod end all with universal wheel support swing joint, dead axle pole one end swing joint in dead axle, the dead axle pole other end links to each other with the axle sleeve, lead screw adjusting device set up in on the diagonal line of little rhombus.

Furthermore, the screw rod adjusting device comprises a screw rod and a hand wheel, the screw rod is arranged on the diagonal line of the small diamond, and the hand wheel is matched with the screw rod.

Furthermore, the locking device comprises a control switch arranged on the platform and a brake arranged on the universal wheel bracket, and the control switch is connected with the brake through a concentric lasso.

Furthermore, the universal wheel support is in a hollow state, and the concentric lasso passes through the inside of the universal wheel support.

Furthermore, the axle sleeve and the axle are in sliding fit.

The invention has the beneficial effects that: the invention provides a novel design mainly aiming at the problems that the existing operation rack for indoor operation cannot freely adjust the height and automatically move, provides the operation rack which is simple and convenient, does not need external power, does not need to repeatedly move up and down the rack to move the rack, can be conveniently operated on a platform as required by a single operator, is widely suitable for indoor space with the ground being basically flat and below 4 meters and public places, and is generally used for decoration, painting, electrician paying off, lamp installation, maintenance, painting, meeting place arrangement and the like.

The main feature of the invention is that it has a working table for personnel to stand or sit on and to operate, and to place materials and tools. The platform is connected with a lifting mechanism, and the height of the platform can be adjusted within an effective range according to requirements. The ground adjustment in advance can be designed, and the height adjustment can also be carried out on the platform. Two or more walking wheels are arranged on the rack, so that the whole rack can be moved on the premise of ensuring the gravity to be stable and not to turn on one side, and the size of the wheels meets the requirement that an operator sits on the platform and can conveniently rotate the wheel rim to serve as a foundation. The platform frame can turn to and turn round to can freely remove when having locking means to relax, prevent to slide during the locking. The whole rack can be disassembled and assembled quickly according to a plurality of parts, and is made of light materials, so that the transportation, the carrying and the storage are convenient.

The novel hydraulic lifting device is innovative in design, ingenious in structure, firm and stable, easy to manufacture, reasonable in cost and convenient to use, and can greatly reduce the labor intensity of workers and greatly improve the working efficiency. Wide application occasions and good market prospect and social benefit.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a liftable and self-movable work bench according to an embodiment of the invention.

Fig. 2 is a schematic structural diagram of a rhombic lifting mechanism according to an embodiment of the invention.

Fig. 3 is a schematic structural diagram of a locking device according to an embodiment of the invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present invention.

As shown in fig. 1, the liftable and self-movable operation rack according to the embodiment of the present invention comprises an operation platform 1, a diamond-shaped lifting mechanism 6 is arranged below the operation platform 1, one end of the upper part of the diamond-shaped lifting mechanism 6 is fixedly and movably connected with one end of the operation platform 1, the other end of the upper part of the diamond-shaped lifting mechanism 6 is slidably connected with the other end of the operation platform 1, a walking wheel 2 is arranged at one end of the lower part of the diamond-shaped lifting mechanism 6, a universal wheel 4 is arranged at the other end of the lower part of the diamond-shaped lifting mechanism 6, the walking wheel 2 is symmetrically provided with two wheels and connected with the diamond-shaped lifting mechanism 6 through a wheel shaft sleeved with a wheel shaft sleeve 7, the universal wheel 4 is connected with the diamond-shaped lifting mechanism 6 through a universal wheel bracket 8, a screw rod adjusting device 3 is, a locking device 5 is arranged between the platform 1 and the universal wheel 4, and the locking device 5 controls the universal wheel 4 to roll or stop, so that the whole rack can be locked in a moving or position mode.

In the preferred embodiment, the axle sleeve 7 is a sliding fit with the axle.

As shown in fig. 2, in the preferred embodiment, a fixed shaft 11 is disposed at a movable connection position of the rhombic lifting mechanism 6 and the working platform 1, and a sliding groove 12 is disposed at a sliding connection position of the rhombic lifting mechanism 6 and the working platform 1.

In the preferred embodiment, the rhombic lifting mechanism 6 comprises a long arm 61, a fixed shaft rod 62, a short arm 63 and a connecting rod 64 which are combined into a small rhombus, one end of the long arm 61 is slidably connected to the sliding groove 12, the other end of the long arm 61 and the tail end of the connecting rod 64 are both movably connected with the universal wheel bracket 8, one end of the fixed shaft rod 62 is movably connected to the fixed shaft 11, the other end of the fixed shaft rod 62 is connected with the wheel axle sleeve 7, and the screw rod adjusting device 3 is arranged on a diagonal line of the small rhombus.

In the preferred embodiment, the screw rod adjusting device 3 includes a screw rod 31 and a hand wheel 32, the screw rod 31 is disposed on the diagonal line of the small diamond, the hand wheel 32 is disposed in cooperation with the screw rod 31, the screw rod 31 can change the diagonal line distance of the small diamond by rotating the hand wheel 32, and the lifting adjustment effect of the platform is achieved by utilizing the diamond amplification principle. Wherein, the hand wheel 32 can be replaced by any rotating device, and the hand wheel 32 or the rotating device can also be directly arranged on the platform and directly operated on the platform. This embodiment is merely illustrative of the principles and does not limit other aspects of the invention.

In the preferred embodiment, as shown in fig. 3, the locking device 5 comprises a control switch 51 arranged on the platform and a brake 52 arranged on the support of the universal wheel 4, and the control switch 51 and the brake 52 are connected by a concentric noose 53. The concentric nooses 53 provide rolling or stationary control of the castor and thus position locking requirements for the entire gantry. The locking device 5 may also be arranged to control the road wheels 2. This embodiment is merely illustrative of the principles and does not limit other aspects of the invention.

In the preferred embodiment, the caster bracket 8 is hollow and the concentric noose 53 passes inside the caster bracket 8.

In order to facilitate understanding of the above-described technical aspects of the present invention, the above-described technical aspects of the present invention will be described in detail below in terms of specific usage.

When specifically using, adjust the height that needs to the rack that assembles, the operator only needs to remove the walking wheel on the platform, and the rack can move everywhere, can turn and advance and retreat, and during the turn, two walking wheels can advance and retreat the cooperation, and the universal wheel plays the direction and follows, simple and convenient removal. The wheel is locked by the locking device to prevent slipping when the required position is reached.

Further explaining the disassembly and assembly scheme of the whole rack, the whole rack can be disassembled and assembled according to three aspects of the travelling wheels, the lifting mechanism and the operation platform, the travelling wheels can be disassembled and assembled through bolts, and the transportation of a corridor and a small door is facilitated. The lifting mechanism can reduce the rhombus to the minimum range, and is convenient to carry. The whole rack is made of light materials, so that the transportation, the carrying and the storage are convenient.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a liftable and from operation rack that removes, includes operation platform (1), its characterized in that, operation platform (1) below is equipped with rhombus elevating system (6), rhombus elevating system (6) upper portion one end and operation platform (1) one end dead axle swing joint, rhombus elevating system (6) upper portion other end and operation platform (1) other end sliding connection, rhombus elevating system (6) lower part one end is equipped with walking wheel (2), rhombus elevating system (6) lower part other end is equipped with universal wheel (4), walking wheel (2) symmetry is provided with two and is connected with rhombus elevating system (6) through the shaft that overlaps there is wheel axle sleeve (7), universal wheel (4) are connected with rhombus elevating system (6) through universal wheel support (8), be provided with adjusting device (3) on rhombus elevating system (6), and a locking device (5) is arranged between the platform (1) and the universal wheel (4).

2. The liftable and self-moving operation rack according to claim 1, wherein a fixed shaft (11) is arranged at the movable connection part of the rhombic lifting mechanism (6) and the operation platform (1), and a sliding groove (12) is arranged at the sliding connection part of the rhombic lifting mechanism (6) and the operation platform (1).

3. The liftable and self-moving workbench frame as claimed in claim 2, wherein the rhombic lifting mechanism (6) comprises a long arm (61), a fixed shaft rod (62), a short arm (63) and a connecting rod (64) which are combined into a small rhombus, one end of the long arm (61) is slidably connected with the chute (12), the other end of the long arm (61) and the tail end of the connecting rod (64) are movably connected with the universal wheel bracket (8), one end of the fixed shaft rod (62) is movably connected with the fixed shaft (11), the other end of the fixed shaft rod (62) is connected with the wheel axle sleeve (7), and the screw rod adjusting device (3) is arranged on the diagonal line of the small rhombus.

4. A liftable and self-movable work bench according to claim 3, wherein the screw rod adjusting device (3) comprises a screw rod (31) and a hand wheel (32), the screw rod (31) is arranged on the diagonal of the small diamond, and the hand wheel (32) is matched with the screw rod (31).

5. A lifting and self-moving work bench according to claim 4, characterized in that the locking device (5) comprises a control switch (51) arranged on the platform and a brake (52) arranged on the universal wheel support (8), the control switch (51) and the brake (52) are connected by a concentric noose (53).

6. A liftable and self-moving work bench according to claim 5, wherein the castor support (8) is hollow and the concentric noose (53) passes inside the castor support (8).

7. A liftable and self-moving work bench according to claim 1, wherein the axle sleeve (7) is a sliding fit with the axle.