CN218323809U

CN218323809U - Movable four-column elevator

Info

Publication number: CN218323809U
Application number: CN202222223219.0U
Authority: CN
Inventors: 曹振华
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-24
Filing date: 2022-08-24
Publication date: 2023-01-17
Anticipated expiration: 2032-08-24

Abstract

The utility model belongs to the technical field of the building decoration equipment, particularly, relate to a portable four post lifts, include: the device comprises a bearing frame, a lifting bracket, a guide upright post, a door frame guide rail, a speed reducing motor, a first steel wire rope, a second steel wire rope, a steel wire rope reel, a first steel wire rope guide wheel, a second steel wire rope guide wheel, a third steel wire rope guide wheel, a fourth steel wire rope guide wheel, a fifth steel wire rope guide wheel, a T-shaped channel steel wheel, a caster wheel, an iron ring bolt fixing part, a first fixing plate, a fixing beam and an anti-skidding support column. The novel technical scheme of this experiment has solved because of the unable automation problem that realizes building material and transport of auxiliary assembly.

Description

Movable four-column elevator

Technical Field

The utility model belongs to the technical field of the building decoration equipment, particularly, relate to a portable four post lifts.

Background

The lifter is special equipment for spatial operation with wide application, and is applied to places such as factory and mining workshops, stations, markets, stadiums, residential property and the like, specifically to body lifting for high-altitude operation such as building installation, power maintenance and the like, cargo transferring in logistics transportation, automobile maintenance and repair and the like. The elevator can be divided into two types, namely a fixed type and a movable type; the mobile type is as follows: traction type, self-propelled type, vehicle-mounted type, telescopic type and the like; the fixed type is divided into: wall mounted, gantry, etc.; the transmission mode can be divided into mechanical type, hydraulic type and mechanical-hydraulic combined type; according to the structural characteristics, the device can be divided into a guide rail type lifter, a scissor type lifter, a gantry type lifter, a four-column type lifter and the like.

At present, scaffolds and self-made wooden ladders are still mainly used in indoor high-altitude operation in the building and decoration markets; use plastering whitewashed wall as an example, single constructor can not compromise to upper and lower working face, and constructor on the scaffold needs other personnel to assist to remove the building ash, and constructor under the scaffold needs the building ash of bowing of taking hundreds of thousands of times every day, so the automation that building material transported can't be realized to such auxiliary assembly of scaffold, wooden ladder.

For example, chinese patent application No. 201510801422.3 discloses a lifting device for indoor construction, which comprises a U-shaped supporting platform, which comprises a first platform, a second platform and a third platform which are parallel to each other, a first guardrail, a second guardrail and an anti-skid layer; the U-shaped supporting base comprises a first base, a second base and a third base which are parallel to each other; the second base and the third base are respectively provided with a roller; the first base is provided with a handrail; the lifting device comprises two groups of lifting devices, a hydraulic system and a driving motor; one group of lifting devices are respectively connected with the second platform and the second base, the other group of lifting devices are respectively connected with the third platform and the third base, two groups of hydraulic systems are respectively positioned on the second base and the third base and respectively connected with the handrail, the driving motor, the second platform and the third base, one ends of the handrails, the second platform and the third platform, which are far away from the first platform, are respectively and rotatably connected with the telescopic ladder, one ends of the second base and the third base, which are far away from the first base, are respectively provided with a stop block, but a movable four-column lifter is not provided.

For another example, chinese patent application No. 202122252621.7 discloses a hydraulic lifting mechanism for an elevator, and relates to the technical field of lifting mechanisms. The lifting device comprises a base, the top of frame is through spacing slide rail and roll over arm swing joint, the top of rolling over the arm is provided with the operation panel, the top of frame is provided with hydraulic pressure lifting mechanism, the bottom of frame is provided with the jack stabilizer blade, one side of frame is provided with auxiliary prop. Through setting up the auxiliary prop, make it pass through spacing groove and limit slide's effect, carry out supplementary spacing support to the operation panel, with the support dynamics that reinforcing device used, and through the use of jack stabilizer blade, effectively ensure the stability that the device used, promote the operation panel through cylinder drive piston lifter and carry out the lifting that slides along the extending direction of spacing groove simultaneously, and drive hydraulic pressure pole lifting through the pneumatic cylinder and roll over the arm, and then effectively carry out dual-support to the operation panel, so that improve its bearing capacity, promote its availability factor, reinforcing apparatus's usability, a fluid pressure type elevating system for the lift has not been proposed yet again.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems, the utility model provides a three-dimensional structure diagram of a movable four-column lifter;

the mobile four-column elevator comprises: the device comprises a bearing frame, a lifting bracket, a guide upright post, a door frame guide rail, a speed reducing motor, a first steel wire rope, a second steel wire rope, a steel wire rope reel, a first steel wire rope guide wheel, a second steel wire rope guide wheel, a third steel wire rope guide wheel, a fourth steel wire rope guide wheel, a fifth steel wire rope guide wheel, a T-shaped channel steel wheel, a caster wheel, an iron ring bolt fixing piece, a first fixing plate, a fixing beam and an anti-skid strut; a speed reducing motor is fixed at the bottom of the bearing frame and is connected with a steel wire rope reel shaft, the periphery of the bottom of the bearing frame is symmetrically connected with a trundle and an anti-skid pillar, and the periphery of the upper part of the bearing frame is symmetrically fixed with guide upright posts through bolts; a fixed beam is welded between every two guide upright columns, 1 fourth steel wire rope guide wheel is fixed on the lower side surface of the fixed beam, 2 iron ring bolt fixing parts are symmetrically fixed on the outer side surface of the fixed beam, a movable door frame guide rail is connected between every two guide upright columns in a sliding manner, 2 fifth steel wire rope guide wheels are symmetrically arranged on an upper transverse column of the door frame guide rail, 2 third steel wire rope guide wheels are symmetrically arranged on a lower transverse column of the door frame guide rail, and T-shaped grooves are formed in two side columns of the door frame guide rail; a first fixing plate is fixed on the periphery of the lifting bracket, and a T-shaped groove steel wheel in sliding connection with the T-shaped groove is fixed on the first fixing plate; the first fixing plate, the fifth steel wire rope guide wheel and the iron ring bolt fixing piece are connected sequentially through a first steel wire rope; one end of the second steel wire rope is connected with the steel wire rope reel, and the other end of the second steel wire rope is sequentially connected with the first steel wire rope guide wheel, the second steel wire rope guide wheel, the fourth steel wire rope guide wheel and the third steel wire rope guide wheel and is fixed on the lower side surface of the fixed beam.

Furthermore, the door frame guide rails are fixedly connected through guardrails;

further, a guide bearing spring plate is fixed on the guide upright post through a welding bolt, and a bearing on the guide bearing spring plate is in contact fit with a side post of the door frame rail through a square hole on the guide upright post;

furthermore, the number of the T-shaped channel steel wheels is 4.

Compared with the prior art, the utility model discloses utensil beneficial effect as follows:

1. the movable four-column lifter can greatly simplify the structural composition of the device, reduce the cost and the weight of the device, and is favorable for the practical application of the lifter.

2. The movable four-column lifter utilizes the elastic function of the guide bearing spring plate, realizes the elastic constraint function by shaking when the door frame rail is lifted, and is fixed and prevented from sliding by arranging the anti-skidding support columns.

Drawings

Fig. 1 is a schematic perspective view of the mobile four-column lift;

FIG. 2 is an enlarged view of a portion of the structure in the direction A of FIG. 1;

FIG. 3 is a schematic view of the spring plate, weld bolt and bearing assembly shown in direction B of FIG. 1;

FIG. 4 is a schematic view of the structure of FIG. 3 in the direction C-C';

fig. 5 is a schematic perspective view of the doorframe rail and a steel cable guide pulley of fig. 1;

FIG. 6 is a schematic perspective view of the lifting bracket, the first fixing plate and the T-shaped channel steel wheel in direction D of FIG. 1;

description of reference numerals:

1-bearing frame, 2-lifting bracket, 3-guiding upright post, 4-door frame guide rail, 5-reducing motor, 6-first steel wire rope, 601-second steel wire rope, 7-steel wire rope reel, 8-first steel wire rope guide wheel, 801-second steel wire rope guide wheel, 802-third steel wire rope guide wheel, 803-fourth steel wire rope guide wheel, 804-fifth steel wire rope guide wheel, 9-T-shaped channel steel wheel, 10-caster wheel, 11-guiding bearing spring plate, 12-iron ring bolt fixing piece, 13-guardrail, 14-welding bolt, 15-bearing, 16-first fixing plate, 17-fixing beam and 18-antiskid strut.

Detailed Description

The invention is described in further detail below with reference to the drawings and the detailed description.

As shown in fig. 1 to 6, the mobile four-column lift includes: the device comprises a bearing frame 1, a lifting bracket 2, a guide upright post 3, a door frame guide rail 4, a speed reducing motor 5, a first steel wire rope 6, a second steel wire rope 601, a steel wire rope reel 7, a first steel wire rope guide wheel 8, a second steel wire rope guide wheel 801, a third steel wire rope guide wheel 802, a fourth steel wire rope guide wheel 803, a fifth steel wire rope guide wheel 804, a T-shaped channel steel wheel 9, a caster 10, an iron ring bolt fixing piece 12, a first fixing plate 16, a fixing beam 17 and an anti-skidding strut 18; as shown in fig. 1, a speed reduction motor 5 is fixed at the bottom of a bearing frame 1, the speed reduction motor 5 is connected with a steel wire rope reel 7 through a shaft, casters 10 and anti-skid pillars 18 are symmetrically connected around the bottom of the bearing frame 1, and guide upright posts 3 which are convenient to disassemble and assemble are symmetrically fixed around the upper part of the bearing frame 1 through bolts (not shown in the figure); as shown in fig. 2, a fixed beam 17 is welded between every two guide columns 3, 1 fourth steel wire rope guide wheel 803 is fixed on the lower side surface of the

fixed beam

17, 2 hoop bolt fixing pieces 12 are symmetrically fixed on the outer side surface of the fixed beam 17, a movable doorframe guide rail 4 is connected between every two guide columns 3 in a sliding manner, as shown in fig. 5, 2 fifth steel wire rope guide wheels 804 are symmetrically arranged on the upper cross column of the

doorframe guide rail

4, 2 third steel wire rope guide wheels 802 are symmetrically arranged on the lower cross column of the doorframe guide rail 4, and T-shaped grooves (not shown in the figure) are arranged in two side columns of the doorframe guide rail 4; as shown in fig. 6, a first fixing plate 16 is fixed around the lifting bracket 2, and a T-shaped channel steel wheel 9 slidably connected with the T-shaped channel is fixed on the first fixing plate 16; as shown in fig. 1 and 2, the first fixing plate 16, the fifth wire rope guide pulley 804 and the iron ring bolt fixing member 12 are sequentially connected by the first wire rope 6, as shown in fig. 1, one end of the second wire rope 601 is connected with the wire rope reel 7, the other end of the second wire rope 601 is sequentially connected with the first wire rope guide pulley 8, the second wire rope guide pulley 801, the fourth wire rope guide pulley 803 and the third wire rope guide pulley 802 and fixed on the lower side surface of the fixing beam 17,

furthermore, as shown in fig. 1, the doorframe guide rail 4 is fixedly connected through a guardrail 13, so that the lifting firmness is improved.

Further, as shown in fig. 1, a guide bearing spring plate 11 is fixed on the guide upright 3 through a welding bolt 14, and a bearing 15 on the guide bearing spring plate 11 is in contact fit with a side column of the door frame rail 4 through a square hole (not shown) on the guide upright to form up-and-down rolling friction;

further, as shown in fig. 1, the number of the T-shaped channel steel wheels 9 is 4.

The working principle of the mobile four-column lift is described below with reference to fig. 1 and 2:

the speed reducing motor 5 drives the steel wire rope reel 7 to reel and pay off the second steel wire rope 601, when the second steel wire rope 601 is tightened, the door frame guide rail 4 rises and simultaneously lifts the lifting bracket 2, and when the second steel wire rope 601 is paid off, the door frame guide rail 4 descends and simultaneously lowers the lifting bracket 2;

when the door frame guide rail 4 rises, one end of the first steel wire rope 6 is connected with the iron ring bolt fixing part 12, the other end of the first steel wire rope 6 is connected with the first fixing plate 16, and the first steel wire rope 6 drives the first fixing plate 16 to lift upwards under the condition that the first steel wire rope 6 penetrates through the fifth steel wire rope guide pulley 804 fixed on the door frame guide rail 4, so that the lifting bracket 2 is driven to lift together; also, the principle of the doorframe rail 4 descending is similar to that of the doorframe rail 4 ascending.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the scope of the present invention shall be covered by the protection scope of the claims of the present invention.

Claims

1. A mobile four-column lift, comprising: the device comprises a bearing frame, a lifting bracket, a guide upright post, a door frame guide rail, a speed reducing motor, a first steel wire rope, a second steel wire rope, a steel wire rope reel, a first steel wire rope guide wheel, a second steel wire rope guide wheel, a third steel wire rope guide wheel, a fourth steel wire rope guide wheel, a fifth steel wire rope guide wheel, a T-shaped channel steel wheel, a caster wheel, an iron ring bolt fixing part, a first fixing plate, a fixing beam and an anti-skidding strut; a speed reducing motor is fixed at the bottom of the bearing frame and is connected with a steel wire rope reel shaft, the periphery of the bottom of the bearing frame is symmetrically connected with a trundle and an anti-skid pillar, and the periphery of the upper part of the bearing frame is symmetrically fixed with guide upright posts through bolts; a fixed beam is welded between every two guide upright columns, 1 fourth steel wire rope guide wheel is fixed on the lower side surface of the fixed beam, 2 hoop bolt fixing parts are symmetrically fixed on the outer side surface of the fixed beam, a movable door frame guide rail is slidably connected between every two guide upright columns, 2 fifth steel wire rope guide wheels are symmetrically arranged on an upper transverse column of the door frame guide rail, 2 third steel wire rope guide wheels are symmetrically arranged on a lower transverse column of the door frame guide rail, and T-shaped grooves are formed in two side columns of the door frame guide rail; a first fixing plate is fixed on the periphery of the lifting bracket, and a T-shaped groove steel wheel in sliding connection with the T-shaped groove is fixed on the first fixing plate; the first fixing plate, the fifth steel wire rope guide wheel and the iron ring bolt fixing piece are connected sequentially through a first steel wire rope; one end of the second steel wire rope is connected with the steel wire rope reel, and the other end of the second steel wire rope is sequentially connected with the first steel wire rope guide wheel, the second steel wire rope guide wheel, the fourth steel wire rope guide wheel and the third steel wire rope guide wheel and fixed on the lower side surface of the fixed beam.

2. The mobile four-column lift according to claim 1, wherein the door frame rails are fixedly connected to each other by a guardrail.

3. The mobile four-column lift according to claim 1, wherein a guide bearing spring plate is fixed to the guide column by a welding bolt, and a bearing on the guide bearing spring plate is in contact fit with a jamb of the door frame rail through a square hole on the guide column.

4. The mobile four-column lift according to claim 1, wherein the number of T-channel steel wheels is 4.