CN214270091U

CN214270091U - Portable lifting device

Info

Publication number: CN214270091U
Application number: CN202120270213.1U
Authority: CN
Inventors: 柳双权; 汪常杰; 童梅; 吴禧龙
Original assignee: Anhui University of Technology AHUT
Current assignee: Anhui University of Technology AHUT
Priority date: 2021-01-29
Filing date: 2021-01-29
Publication date: 2021-09-24
Anticipated expiration: 2031-01-29

Abstract

The utility model discloses a portable elevating gear belongs to elevating platform technical field. The lifting device comprises an operating platform, lifting rods and a hydraulic control box, wherein a plurality of groups of lifting rods are uniformly distributed on the operating platform along the circumferential direction of the operating platform, and the lifting rods are telescopically arranged on the side wall of the operating platform through telescopic rods; the lifting rod can move up and down along the vertical direction, and the operation platform can be lifted up and down through the lifting rod. Adopt the technical scheme of the utility model can effectively solve the inconvenient problem of low latitude operation, guarantee the efficiency of its low latitude operation, and its simple structure, easy and simple to handle, the security is good, and the practicality is strong.

Description

Portable lifting device

Technical Field

The utility model belongs to the technical field of the elevating platform, more specifically say, relate to a portable elevating gear.

Background

The lifting platform is a tool for lifting and lowering carried articles or people, and can be generally used for vertical transportation operation. At present, the elevating platform has widely been applied to fields such as municipal maintenance, pier, commodity circulation center freight and building decoration, and its operating height generally can satisfy high altitude demand, and can freely walk, has light in weight, from walking, electric start, from the landing leg, easy operation, operation face are big to can stride across obstacle advantage such as carry out high altitude construction.

Although the lifting platform is generally used, the conventional lifting platform is generally overlarge in size and needs to be supported by a large base such as an automobile, and the lifting platform is not convenient and fast in actual use; and if the height of a working area is lower than 3m and higher than 2m, the low-altitude operation by adopting the vehicle-mounted lifting device is more inconvenient, and a certain safety problem also exists by using a ladder. Therefore, it is necessary to design a lifting device that can effectively solve the above problems.

Relevant patents have been published on the lift platform by search. For example, the Chinese patent application number is: 201921274642.5 entitled hydraulic lifting platform. The lift platform of this application includes walking portion, elevating system, cargo platform, the walking portion top transversely is equipped with the support arm through the revolving stage, the inner wall one end slant of revolving stage top recess is equipped with the pneumatic cylinder, elevating system includes first lifing arm, first hydraulic pressure connecting rod, second lifing arm, first lifing arm is kept away from the vertical activity in triangular connection frame one end side and is provided with the transmission seat, first hydraulic pressure connecting rod sets up in the C shape regulation hole that the support arm is close to triangular connection frame one end side and sets up through the pivot activity, second lifing arm one end surface is equipped with angle sensor through the balancing seat, the cargo platform activity sets up in balancing seat top angle sensor one side. Although the lifting platform of this application can realize going up and down, its elevating platform's size is great, and the structure is comparatively complicated, is not suitable for low latitude operation, and its overall design is waited to further improve.

SUMMERY OF THE UTILITY MODEL

1. Problems to be solved

An object of the utility model is to solve current elevating platform volume great, use inconvenient, and when some work areas that highly are lower carry out the low latitude operation, adopt the equal inconvenient problem of current elevating platform or ladder, provide a portable elevating gear. Adopt the technical scheme of the utility model can effectively solve the inconvenient problem of low latitude operation, guarantee the efficiency of its low latitude operation, and its simple structure, easy and simple to handle, the security is good, and the practicality is strong.

2. Technical scheme

In order to solve the above problem, the utility model discloses the technical scheme who adopts as follows:

the invention discloses a portable lifting device, which comprises an operating platform, lifting rods and a hydraulic control box, wherein a plurality of groups of lifting rods are uniformly distributed on the operating platform along the circumferential direction of the operating platform, and the lifting rods are telescopically arranged on the side wall of the operating platform through telescopic rods; the lifting rod can move up and down along the vertical direction, and the operation platform can be lifted up and down through the lifting rod.

Furthermore, the telescopic rod comprises a telescopic rod cylinder, a first piston rod and a connecting rod, the telescopic rod cylinder is fixedly arranged on the side wall of the operating platform, the first piston rod is fixedly connected with the connecting rod, and the lifting rod is fixedly connected with the connecting rod.

Furthermore, the lifting rod comprises a lifting rod cylinder and a second piston rod, the lifting rod cylinder is fixedly connected with the connecting rod, the second piston rod is located below the lifting rod cylinder, and a supporting table is correspondingly arranged at the bottom of the second piston rod.

Furthermore, the bottom of the operating platform is correspondingly provided with a hydraulic control box, two oil pump machines are arranged in the hydraulic control box, the two oil pump machines are respectively connected with the corresponding telescopic rod and the oil hole in the lifting rod through oil pipes, and the telescopic motion of the telescopic rod and the lifting rod is controlled through the hydraulic control box.

Furthermore, a seat is correspondingly arranged in the middle above the operating platform, and a tool box is correspondingly arranged beside the seat.

Furthermore, a plurality of support rods are correspondingly arranged on the periphery of the bottom of the operating platform, and universal wheels are correspondingly arranged at the bottoms of the support rods.

Furthermore, when the lifting rod is in a complete contraction state, the bottom of the lifting rod is higher than the bottom of the supporting rod.

Furthermore, an anti-skidding foot pad is correspondingly installed at the bottom of the support table below the lifting rod.

3. Advantageous effects

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses a portable lifting device, through being equipped with the multiunit lifter in the circumferencial direction of operation panel, and can stretch out and draw back the lifter and install in the operation panel lateral wall through the telescopic link, thereby can utilize the lifter to effectively realize the lift of operation panel, the setting of multiunit lifter also can support this lifting device better, the security of its support has been ensured, the stroke of its lifter is controllable, can satisfy the staff and operate in the region that the height is less than 3m and is higher than 2m, effectively guaranteed going on smoothly of its low latitude operation; and the supporting position of the operating platform on the ground can be selectively adjusted by arranging the telescopic rod, so that the supporting safety and stability can be further improved.

(2) The utility model discloses a portable elevating gear designs through the concrete mechanism to telescopic link, lifter to set up hydraulic control box bottom the operation panel, utilize the concertina movement of hydraulic control box control telescopic link and lifter, its control process is comparatively simple, has effectively realized the lift of operation panel. The bottom of the lifting rod is also correspondingly provided with a supporting table, so that the supporting stability of the lifting device during working is improved; and should prop up supporting bench bottom and correspond and install anti-skidding callus on the sole, prevent that it from taking place to slide subaerial, further improve the stability of its support.

(3) The utility model discloses a portable lifting device, the middle part of the top of the operating platform is correspondingly provided with a seat, the design is more humanized, and the portable lifting device can be convenient for the working personnel to operate on; a tool box is correspondingly arranged beside the seat and can be used for accommodating some parts or tools. The utility model discloses a portable elevating device, including operation panel, universal wheel, elevating gear, stand, operation panel bottom, universal wheel, the bottom of this bracing piece still corresponds and installs a plurality of bracing pieces to can realize this elevating device's removal, after preparing to use or use, can remove suitable position with this elevating gear, satisfy portable demand, its simple structure, convenient to use, occupation space is little, and the practicality is good.

Drawings

Fig. 1 is a schematic view of the overall structure of a portable lifting device of the present invention;

fig. 2 is a schematic structural view of the telescopic rod and the lifting rod of the present invention;

fig. 3 is a schematic structural diagram of the hydraulic control box of the present invention.

In the figure: 1. an operation table; 2. a seat; 3. a tool box; 4. a hydraulic control box; 41. an oil pump machine with a telescopic rod; 42. an oil outlet of the telescopic rod; 43. an oil inlet of the telescopic rod; 44. an oil outlet of the lifting rod; 45. a lifter oil pump machine; 46. an oil inlet of the lifting rod; 5. a hydraulic control switch; 6. a telescopic rod; 61. a telescopic rod cylinder; 62. a first piston rod; 63. a connecting rod; 64. a first oil hole; 65. a second oil hole; 7. a lifting rod; 71. a lifter cylinder; 72. a second piston rod; 73. a support table; 74. a third oil hole; 75. a fourth oil hole; 8. a support bar; 9. a universal wheel.

Detailed Description

The present invention will be further described with reference to the following specific embodiments.

Example 1

As shown in fig. 1, the portable lifting device of the present embodiment includes an operation platform 1, lifting rods 7 and a hydraulic control box 4, wherein a plurality of groups of lifting rods 7 are uniformly distributed on the operation platform 1 along a circumferential direction thereof, and the lifting rods 7 are telescopically mounted on a side wall of the operation platform 1 through telescopic rods 6; the lifting rod 7 can move up and down along the vertical direction, and the operation platform 1 can be lifted up and down through the lifting rod 7. This embodiment is through being equipped with multiunit lifter 7 in the circumferencial direction of operation panel 1 to with the telescopic link 6 scalable installation in the lateral wall of operation panel 1 of lifter 7, thereby can utilize lifter 7 to effectively realize the lift of operation panel 1, and this elevating gear also can be supported better in the setting of multiunit lifter 7, the security of its support has been ensured, the stroke of its lifter is controllable, can satisfy the staff and highly be less than 3m and be higher than the regional operation of 2m, effectively guarantee going on smoothly of its low latitude operation. And the supporting position of the operating platform 1 on the ground can be selectively adjusted by arranging the telescopic rod 6, so that the supporting safety and stability can be further improved.

Specifically, 4 sets of the lifting rods 7 can be arranged, that is, 4 sets of the lifting rods 7 are respectively and uniformly installed on the side wall of the operating platform 1 through 4 sets of the telescopic rods 6, and the lifting direction of the lifting rods 7 is perpendicular to the telescopic direction of the telescopic rods 6. As shown in fig. 2, the telescopic rod 6 includes a telescopic rod cylinder 61, a first piston rod 62 and a connecting rod 63, the telescopic rod cylinder 61 is fixedly installed on the side wall of the operation table 1, the first piston rod 62 is fixedly connected with the connecting rod 63 and can be extended and retracted in the telescopic rod cylinder 61, the lifting rod 7 is fixedly connected with the connecting rod 63, and the first piston rod 62 realizes the extension and retraction of the connecting rod 63 and the lifting rod 7. The lifting rod 7 specifically comprises a lifting rod cylinder 71 and a second piston rod 72, the lifting rod cylinder 71 is fixedly connected with the connecting rod 63, the second piston rod 72 is located below the lifting rod cylinder 71 and can move in the lifting rod cylinder 71 in a telescopic mode, a supporting table 73 is further correspondingly arranged at the bottom of the second piston rod 72, the supporting table 73 is a circular table with a large bottom area, therefore, the supporting stability of the lifting device during working can be improved, and the lifting device can be effectively used in unstable areas or slightly inclined areas.

A hydraulic control box 4 is correspondingly arranged at the bottom of the operating platform 1, two oil pumps are arranged in the hydraulic control box 4, as shown in fig. 3, namely a telescopic rod oil pump 41 and a lifting rod oil pump 45, a first oil hole 64 and a second oil hole 65 are correspondingly formed in a telescopic rod cylinder 61 of the telescopic rod 6, and a third oil hole 74 and a fourth oil hole 75 are correspondingly formed in a lifting rod cylinder 71 of the lifting rod 7; the telescopic rod oil inlet 43 of the telescopic rod oil pump 41 is communicated with the first oil hole 64 through an oil pipe, and the telescopic rod oil outlet 42 of the telescopic rod oil pump 41 is communicated with the second oil hole 65 through an oil pipe; the lift rod oil inlet 46 of the lift rod oil pump 45 is communicated with the third oil hole 74 through an oil pipe, and the lift rod oil outlet 44 of the lift rod oil pump 45 is communicated with the fourth oil hole 75 through an oil pipe. The telescopic rod 6 pumps oil by using a telescopic rod oil pump 41, the lifting rod 7 pumps oil by using a lifting rod oil pump 45, and the telescopic motion of the telescopic rod 6 and the telescopic motion of the lifting rod 7 are respectively controlled by the oil pumps in the hydraulic control box 4, so that the telescopic motion of the lifting rod 7 and the lifting of the operating platform 1 are realized.

A hydraulic control switch 5 is correspondingly arranged above the operating platform 1, and a button capable of controlling the telescopic rod 6 and the lifting rod 7 to move is arranged on the hydraulic control switch 5 and is used for controlling the starting of the oil pump machine in the hydraulic control box 4. The hydraulic control switch 5 may be composed of an 'up' control switch, a 'down' control switch, an 'in' control switch, an 'out' control switch, and a 'lock' control switch. When the telescopic rod 6 extends, the 'out' control switch can be pressed to drive the telescopic rod oil pump 41 to inject oil into the telescopic rod oil inlet 43 and pump the oil out of the telescopic rod oil outlet 42, so that the first piston rod 62 is pushed out, and the lifting rod 7 extends in a direction far away from the operating platform 1; when the telescopic rod 6 retracts, the 'in' control switch can be pressed to drive the telescopic rod oil pump 41 to inject oil into the telescopic rod oil outlet 42 and draw the oil out from the telescopic rod oil inlet 43, so that the first piston rod 62 is pushed back, and the lifting rod 7 retracts towards the direction close to the operating platform 1. When the lifting rod 7 extends to lift the operation table 1, the 'lifting' control switch can be pressed to drive the lifting rod oil pump 45 to inject oil into the lifting rod oil inlet 46 and pump the oil out of the lifting rod oil outlet 44, so that the second piston rod 72 is pushed out to lift the operation table 1; when the lifting rod 7 retracts to lower the operation table 1, the 'lower' control switch can be pressed to drive the lifting rod oil pump 45 to inject oil into the lifting rod oil outlet 44 and draw oil out from the lifting rod oil inlet 46, so that the second piston rod 72 is pushed back to lower the operation table 1. When the device is lifted to a specified height or the lifting rod 7 extends to a specified length in the direction away from the operating platform 1, the 'locking' control switch is pressed, and all oil pumps in the hydraulic control box 4 can stop working. The middle part of the upper part of the operating platform 1 is correspondingly provided with the seat 2, the design is humanized, and the working personnel can conveniently operate on the seat. The corresponding toolbox 3 that is equipped with beside the seat 2 can be used for holding some parts or tools, avoids the waste of time and the loss of machine that the repeated lift caused because of the tool. The hydraulic control switch 5 is correspondingly arranged under the seat 2 of the operating platform 1, and the installation position of the hydraulic control switch 5 is used for preventing workers from mistakenly touching in the construction time, so that personal injury is caused. The periphery of the bottom of the operating platform 1 is correspondingly provided with a plurality of supporting rods 8, the number of the supporting rods can be specifically 4, and the 4 supporting rods 8 can be uniformly distributed along the circumferential direction of the operating platform 1. The bottom of the supporting rod 8 is also correspondingly provided with the universal wheel 9, the structure of the universal wheel 9 allows the horizontal 360-degree rotation of the supporting rod, the supporting rod can rotate horizontally and also can rotate vertically, and therefore the lifting device can be moved to a proper position after being prepared to be used or used, and the requirement of portability is met. When the lifting rod 7 is in a complete contraction state, the bottom of the lifting rod 7 is higher than the bottom of the support rod 8, so that the lifting device can move smoothly. The antiskid callus on the sole is correspondingly installed to brace table 73 bottom below lifter 7, when the device moved the eminence, because centrobaric increases, antiskid is important in addition, through setting up the antiskid callus on the sole, prevents that it from taking place to slide subaerial, further improves the stability of its support, avoids appearing the staff and carries out the problem that causes personnel's injury because of the device unstability by a wide margin during operation on the device.

Claims

1. A portable lifting device, its characterized in that: the hydraulic control device comprises an operation table (1), lifting rods (7) and a hydraulic control box (4), wherein a plurality of groups of lifting rods (7) are uniformly distributed on the operation table (1) along the circumferential direction of the operation table, and the lifting rods (7) are telescopically arranged on the side wall of the operation table (1) through telescopic rods (6); the lifting rod (7) can move up and down along the vertical direction, and the operation platform (1) is lifted up and down through the lifting rod (7).

2. A portable lifting device according to claim 1, characterised in that: the telescopic rod (6) comprises a telescopic rod cylinder (61), a first piston rod (62) and a connecting rod (63), the telescopic rod cylinder (61) is fixedly installed on the side wall of the operating platform (1), the first piston rod (62) is fixedly connected with the connecting rod (63), and the lifting rod (7) is fixedly connected with the connecting rod (63).

3. A portable lifting device according to claim 2, characterised in that: the lifting rod (7) comprises a lifting rod cylinder (71) and a second piston rod (72), the lifting rod cylinder (71) is fixedly connected with the connecting rod (63), the second piston rod (72) is located below the lifting rod cylinder (71), and a supporting table (73) is correspondingly arranged at the bottom of the second piston rod (72).

4. A portable lift apparatus according to claim 3, further comprising: the hydraulic control box (4) is correspondingly arranged at the bottom of the operating platform (1), two oil pump machines are arranged in the hydraulic control box (4), the two oil pump machines are respectively connected with corresponding telescopic rods (6) and oil holes in the lifting rod (7) through oil pipes, and the telescopic motion of the telescopic rods (6) and the telescopic motion of the lifting rod (7) are controlled through the hydraulic control box (4).

5. A portable lifting device according to any one of claims 1 to 4, characterised in that: the middle part above the operating platform (1) is correspondingly provided with a seat (2), and a tool box (3) is correspondingly arranged beside the seat (2).

6. A portable lifting device according to claim 5, characterised in that: a plurality of supporting rods (8) are correspondingly arranged on the periphery of the bottom of the operating platform (1), and universal wheels (9) are correspondingly arranged at the bottoms of the supporting rods (8).

7. A portable lifting device according to claim 6, characterised in that: when the lifting rod (7) is in a complete contraction state, the bottom of the lifting rod (7) is higher than the bottom of the supporting rod (8).

8. A portable lift apparatus according to claim 7, further comprising: an anti-skidding foot pad is correspondingly installed at the bottom of the supporting platform (73) below the lifting rod (7).