CN203296367U - Cantilever type lifting platform - Google Patents

Abstract

The utility model provides a cantilever lifting platform, which comprises a chassis, a lifting device, an operating platform, a front support rod and a rear support rod; the operating platform is installed on the chassis through a lifting device, and the two ends of the front The lower ear plate of the pole is connected with the operating platform, and the two ends of the rear strut are respectively connected with the rear strut ear plate on the chassis and the upper ear plate of the strut of the lifting device; the lifting rod of the lifting device is connected with the guide rod of the chassis, and the lifting crosspiece It is aligned and connected with the positioning rod of the chassis; the operating platform is fixed on the platform ear plate of the lifting device through the platform pin shaft. The utility model is assembled to form a movable overhanging work platform with high safety and load-bearing capacity; not only the structure is simple, the finished product is cheap, but also the installation and movement are very convenient, the height can be adjusted flexibly, and the practicability is strong.

Description

A cantilever lifting platform

technical field

The utility model relates to the field of machinery manufacturing of an overhanging mobile platform, in particular to a cantilever lifting platform.

Background technique

In the construction and installation project, when the cantilevered outer wall of the atrium has construction content, the general method is to set up temporary scaffolding with shelf tubes at the location where construction is required to form a fixed externally-protruded operating platform or set up a landing in the atrium. steel pipe scaffolding.

The above approach has the following disadvantages:

1. The construction period is long. Every construction site needs to build a scaffolding platform, which takes a long time to build and disassemble, and the cost of labor and materials also increases accordingly.

2. It takes up a lot of space. In order to ensure the safety of the scaffolding, it needs to occupy a large space. When it affects other parts of the atrium or professional construction, it cannot be moved, but can only be re-assembled and dismantled.

3. The height cannot be adjusted, and the place where the height is not enough needs to be erected twice, and the safety guarantee of the construction personnel is poor. At the same time, there are no special ladders, and there are potential safety hazards when construction workers climb the scaffolding.

4. If floor-mounted scaffolding is used, it will take a long time to assemble and disassemble, occupy space, increase the difficulty of cross-operation, and cause many safety hazards.

Utility model content

The purpose of the utility model is to provide a cantilever lifting platform to solve the technical problems of inconvenient movement and fixed height of existing scaffolding.

In order to achieve the above purpose, the utility model provides a cantilever lifting platform, including a chassis, a lifting device, an operating platform, a front strut and a rear strut; the operating platform is installed on the chassis through the lifting device, and the front strut The two ends of the rear strut are respectively connected with the rear strut lugs on the chassis and the upper lugs of the lifting device with the upper lugs of the strut;

The lifting rod of the lifting device is connected with the guide rod of the chassis, and the lifting crosspiece is aligned and connected with the positioning rod of the chassis;

The operating platform is fixed on the platform lug plate of the lifting device through the platform pin shaft.

Preferably, the connecting hook of the protective device is hung on the bottom crosspiece of the chassis.

Preferably, the rubber wheels are fixed on the lower bottom surface of the floor crosspiece.

Preferably, the platform railings are fixed on the bottom surface of the operating platform by bolts.

Preferably, the hanging chain is hung at the gap of the railing of the platform.

Preferably, the outriggers are fixed on the outrigger seats of the chassis through adjusting screw rods.

Preferably, the lifting device is formed by welding the lifting rod, the lifting crosspiece and the platform ear plate.

Preferably, the rear brace includes a front part of the rear brace and a rear part of the rear brace, and the front part of the rear brace and the rear part of the rear brace are fixed and locked by bolts.

The utility model has the following beneficial effects: the utility model forms a movable, high safety and load-bearing capacity through the combination of the chassis, the lifting device, the operating platform, the front strut and the rear strut. The platform not only has a simple structure and low-cost finished products, but also is extremely convenient to install and move, and the height can be adjusted flexibly, with strong practicability and wide applicability.

In addition to the purposes, features and advantages described above, the present invention has other purposes, features and advantages. Below with reference to figure, the utility model is described in further detail.

Description of drawings

The accompanying drawings constituting a part of this application are used to provide a further understanding of the utility model, and the schematic embodiments of the utility model and their descriptions are used to explain the utility model, and do not constitute an improper limitation of the utility model. In the attached picture:

Fig. 1 is a structural side view of the first overall state of the lifting platform device of the preferred embodiment of the present invention;

Fig. 2 is a structural front view of the whole state of the lifting platform device in the preferred embodiment of the present invention;

Fig. 3 is a structural side view of the second overall state of the lifting platform device in the preferred embodiment of the present invention;

Fig. 4 is a side view of the chassis structure of the preferred embodiment of the present invention;

Fig. 5 is the front view of the lifting device structure of the preferred embodiment of the present invention;

Fig. 6 is an exploded schematic view of the rear strut structure of the preferred embodiment of the present invention;

Among them, 10. Chassis, 11. Positioning rod, 12. Guide rod, 13. Guide plate, 14. Rubber wheel, 15. Outrigger ear plate, 16. Outrigger seat, 17. Rear strut ear plate, 18. Bottom plate Rungs;

20. Lifting device, 21. Lifting rod, 22. Lifting crosspiece, 23. Platform lug, 24. Upper lug of strut, 25. Lower lug of strut, 26. Limiting rod;

30, operating platform, 31, platform railing, 32, platform bottom surface, 33, platform pin shaft, 34, hanging chain;

40. Protection device, 41. Load basket;

50, front strut, 51, rear strut, 52, support leg, 53, rear strut front, 54, rear strut rear.

Detailed ways

The embodiments of the utility model will be described in detail below in conjunction with the accompanying drawings, but the utility model can be implemented in various ways defined and covered by the claims.

Referring to FIGS. 1 to 5 , a cantilever lifting platform includes a chassis 10 , a lifting device 20 , an operating platform 30 , a front strut 50 and a rear strut 51 ; the operating platform 30 is installed on the chassis 10 through the lifting device 20 , the two ends of the front strut 50 are respectively connected with the lower ear plate 25 of the strut of the lifting device 20 and the operating platform 30, so that the lifting strut 21, the front strut 50 and the platform bottom surface 32 form a triangle to support the weight of the operating platform 30; The two ends of the strut 51 are respectively connected with the rear strut lug 17 on the chassis 10 and the strut upper lug 24 of the lifting device 20, so that the lifting strut 21, the rear strut 51 and the floor crosspiece 18 form a triangle again, The lifting rod 21 of the auxiliary fixing device 20 . And, when in use, the rear stay 51 can be used as a climbing ladder.

The lifting rod 21 of the lifting device 20 is connected with the guide rod 12 of the chassis 10, and the lifting crosspiece 22 is aligned and connected with the positioning rod 11 of the chassis 10, so that the chassis 10 and the lifting device 20 are fixed.

Referring to FIG. 2 , the operating platform 30 is fixed on the platform lug 23 of the lifting device 20 through a platform pin 33 . Both the operating platform and the protective railings have welded socket structures, and the platform railings 31 are fixed on the platform bottom 32 of the operating platform 30 by bolts. The hanging chain 34 is hung on the gap of the platform railing 31 to protect the safety of personnel in the operating platform 30 .

The rubber wheel 14 is fixed on the lower surface of the floor crosspiece 18, so that the chassis device can move easily.

In addition, the connection hook of the protection device 40 is hung on the floor crosspiece 18 of the chassis 10, so that the protection device 40 is fixed on the rear or peripheral parts of the chassis 10, and forms a lever balance with the weight of the operation platform 30, so that the operation platform 30 will not out of balance.

The protection device 40 may include a load basket 41, and different heavy objects may be placed in the load basket 41 according to actual conditions, so as to stabilize the center of gravity of the entire device. One or several protective devices 40 can be provided according to the situation.

The four supporting legs 52 are fixed on the supporting leg seat 16 of the chassis 10 through adjusting screw rods, and play a load-bearing role.

When assembling, the rubber wheel 14 can be fixed on the bottom surface of the floor crosspiece 18 first, then the four legs 52 can be fixed on the leg seat 16 of the chassis 10 through the adjusting screw, and then the lifting rod 21 of the lifting device 20 can be moved along the Slide the guide plate 13 into the guide rod 12 of the chassis 10, adjust the lifting crosspiece 22 of the lifting device 20 to align with the positioning rod 11 of the chassis 10, and fix and lock it with bolts.

Then, connect the two ends of the rear strut 51 with the rear strut lug 17 on the chassis 10 and the strut upper lug 24 of the lifting device 20 respectively, and fix them with bolts; While on the platform lug 23 of the platform 20, the two ends of the front strut 50 are respectively connected with the strut lower lug 25 of the lifting device 20 and the operating platform 30.

Finally, hang the connecting hook of the protective device 40 on the floor crosspiece 18 of the chassis 10 . After the mobile platform is moved to the construction position, the entire mobile platform is loaded on the support legs 52 by adjusting the support legs 52 .

Referring to Fig. 6, the rear strut 51 can be composed of the front portion 53 of the rear strut and the rear portion 54 of the rear strut, and the two parts are fixed and locked by bolts. When the height of the lifting device 20 is adjusted, the combined angle between the rear strut front portion 53 and the rear strut rear portion 54 can be flexibly adjusted to adapt to the height of the lifting device 20 . Moreover, the angle between the two parts does not affect the use of the rear strut 51 as a climbing ladder.

The above descriptions are only preferred embodiments of the utility model, and are not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (8)

1. a cantilevered lifting platform, is characterized in that, comprises chassis, lifting gear, operating platform, front strut and rear pole; Described operating platform is arranged on chassis by lifting gear, and the front strut two ends are connected with operating platform with the strut lower ear plate of lifting gear respectively, the rear pole two ends respectively with chassis on the rear pole otic placode be connected the strut upper ear plate with lifting gear and be connected;

The elevating lever of lifting gear is connected with the guide peg on chassis, and the lifting crosspiece aligns and is connected with the backstay on chassis;

Operating platform is fixed on the platform otic placode of lifting gear by the platform bearing pin.

2. a kind of cantilevered lifting platform according to claim 1, is characterized in that, the coupling hook of protective device hangs on the base plate crosspiece on chassis.

3. a kind of cantilevered lifting platform according to claim 1, is characterized in that, rubber wheel is fixed on base plate crosspiece bottom surface.

4. a kind of cantilevered lifting platform according to claim 1, is characterized in that, platform railing is fixed on the platform bottom surface of operating platform by latch.

5. a kind of cantilevered lifting platform according to claim 4, is characterized in that, chaining hangs over the indentation, there of platform railing.

6. a kind of cantilevered lifting platform according to claim 1, is characterized in that, supporting leg is fixed on the supporting leg seat on chassis by adjusting screw(rod).

7. a kind of cantilevered lifting platform according to claim 1, is characterized in that, lifting gear by elevating lever, lifting crosspiece and platform otic placode by being welded.

8. a kind of cantilevered lifting platform according to claim 1, is characterized in that, rear pole comprises that rear pole is anterior, the rear pole rear portion, and described rear pole is anterior is bolted locking with described rear pole rear portion.

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