CN219174167U

CN219174167U - Braking structure of hydraulic lifting platform

Info

Publication number: CN219174167U
Application number: CN202321161770.5U
Authority: CN
Inventors: 张自鑫; 黄浩; 朱永康
Original assignee: Henan Zhengzheng Lifting Machinery Co ltd
Current assignee: Henan Zhengzheng Lifting Machinery Co ltd
Priority date: 2023-05-15
Filing date: 2023-05-15
Publication date: 2023-06-13
Anticipated expiration: 2033-05-15

Abstract

The utility model discloses a braking structure of a hydraulic lifting platform, and relates to the related field of hydraulic lifting platforms. The utility model comprises a lifting component and a base, wherein the lifting component is arranged on the base; the lifting assembly comprises a hydraulic expansion bracket, the hydraulic expansion bracket is hinged to the upper surface of the base, and a bottom plate is hinged to one end, far away from the base, of the hydraulic expansion bracket; the lifting assembly further comprises four linear modules, two linear modules are fixedly connected to the two side edges of each side face of the base, and each linear module is connected with a sliding block in a sliding mode; two sliding blocks are fixedly connected to two side edges of each side face of the bottom plate. According to the utility model, by arranging the four linear modules fixed on the two side surfaces of the base, the problem that the traditional hydraulic lifting platform has no braking structure when the hydraulic lifting platform descends rapidly once a problem occurs is solved, the advantages of preventing the hydraulic lifting platform from tilting and ensuring normal descent when the hydraulic telescopic frame has a problem are also considered, and meanwhile, the bearing capacity of the hydraulic lifting platform is improved by arranging a group of lifting structures.

Description

Braking structure of hydraulic lifting platform

Technical Field

The utility model belongs to the related field of hydraulic lifting platforms, and particularly relates to a braking structure of a hydraulic lifting platform.

Background

The hydraulic lifting platform can be customized according to the requirements of users to be used for high-altitude operation and maintenance of factories, automatic warehouses, parking lots, municipal administration, wharfs, buildings, decoration, logistics, electric power, traffic, petroleum, chemical industry, hotels, gymnasiums, industrial and mining, enterprises and the like, and cargo loading and transportation, and the lifting platform lifting system is called as a hydraulic lifting platform because of being driven by hydraulic pressure.

The hydraulic lifting platform is suitable for various industrial enterprises and production lines such as automobiles, containers, mould manufacturing, wood processing, chemical filling and the like, can be assembled with various table top forms (such as balls, rollers, turntables, steering, tipping and telescoping), is matched with various control modes (transfer, linkage and explosion prevention), has the characteristics of stable and accurate lifting, frequent starting, large carrying capacity and the like, and effectively solves various lifting operation difficulties in the industrial enterprises, so that the production operation is easy and free; the hydraulic lifting platform is divided into a fixed hydraulic lifting platform, a scissor type hydraulic lifting platform, a movable hydraulic lifting platform, an aluminum alloy type hydraulic lifting platform, a dock bridge hydraulic lifting platform and the like.

The hydraulic platform has wide application in various industries, particularly relates to high-place maintenance operation, has great danger when the hydraulic platform is related to high-place operation, and the hydraulic lifting structure is that a hydraulic motor pushes a hydraulic telescopic rod to lift, so that the hydraulic telescopic rod is easy to break down, the problem of ensuring the safety of the hydraulic telescopic rod when accidents happen is considered, and most of the traditional hydraulic lifting platforms on the market have no braking structure.

Disclosure of Invention

The utility model aims to provide a braking structure of a hydraulic lifting platform, which solves the problem that the traditional hydraulic lifting platform has no braking structure when falling rapidly once the problem occurs, and also has the advantages of preventing the inclination of the traditional hydraulic lifting platform and ensuring normal falling when the problem occurs in a hydraulic telescopic frame by arranging four linear modules fixed on two side surfaces of a base, and meanwhile, the bearing capacity of the hydraulic lifting platform is improved by arranging a group of lifting structures.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to a braking structure of a hydraulic lifting platform, which comprises a lifting assembly and a base, wherein the lifting assembly is arranged on the base;

the lifting assembly comprises a hydraulic expansion bracket, the hydraulic expansion bracket is hinged to the upper surface of the base, and a bottom plate is hinged to one end, far away from the base, of the hydraulic expansion bracket;

the lifting assembly further comprises four linear modules, the linear modules are fixedly connected to the two side edges of each side face of the base, and each linear module is connected with a sliding block in a sliding manner; the center position of the linear module is also provided with a bottom plate, and two side edges of each side face of the bottom plate are fixedly connected with a sliding block.

Further, the maximum upward extending height of the hydraulic expansion bracket is equal to the height of the linear module.

Further, the upper surface of the bottom plate is also fixed with a detachable protective guard.

Further, the tire is connected at the two lower corners of each side of the base in a rotating way.

Further, each side of the base is fixedly provided with two extension arms, each extension arm comprises a support column and a threaded column penetrating through two ends of the support column and connected with an inner cavity of the support column in a threaded manner, the lower end of the threaded column is fixedly connected with a support seat, the peripheral side of the support column is fixedly provided with a support arm, and one end, far away from the support column, of the support arm is fixed on the side surface of the base.

Further, a push rod is fixed on one end face of the base, and a handle is fixed on the upper end of one side of the push rod away from the base.

The utility model has the following beneficial effects:

1. the utility model sets four straight line modules fixed on two sides of the base, which are fixed on four corners of the base, when in use, firstly the hydraulic motor generates power to push the hydraulic rod to extend forwards, so that the whole hydraulic expansion bracket stretches upwards, thereby pushing the bottom plate to move upwards, simultaneously the straight line modules synchronously rotate to drive the sliding block to move upwards, the sliding block is connected with the bottom plate, thereby driving the bottom plate to synchronously move upwards, further enabling the lifting platform to finish lifting and descending, and the hydraulic rod moves inwards to drive the hydraulic expansion bracket to shrink, so that the bottom plate moves downwards, and simultaneously the straight line modules synchronously drive the sliding block to move downwards, thereby driving the bottom plate to move downwards.

2. According to the utility model, by arranging the four linear modules fixed on the two side surfaces of the base, the linear modules have the greatest effect of a braking structure except the auxiliary lifting, when the hydraulic lifting platform fails to fall down quickly, the linear modules stop running immediately, so that the linear modules are fixed at corresponding heights, the safety problem caused by the rapid falling down is avoided, the purpose of braking is achieved, the assembly can brake, the bottom plate can be driven to fall down automatically when the hydraulic lifting assembly is in a problem, the safety of the whole device is greatly ensured, the problem that the traditional hydraulic lifting platform has no braking structure once the hydraulic lifting platform is in a problem and the advantages of preventing the inclination of the hydraulic lifting platform and ensuring normal falling when the hydraulic telescopic frame is in a problem are also achieved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic structural view showing the overall appearance of the present utility model;

FIG. 3 is a schematic view of the structure of the hydraulic expansion bracket of the present utility model;

FIG. 4 is a schematic diagram of a linear module according to the present utility model;

FIG. 5 is a schematic view of the structure of the base of the present utility model;

reference numerals:

1. a lifting assembly; 101. a linear module; 102. a slide block; 103. a bottom plate; 104. a hydraulic expansion bracket; 105. a guard rail; 2. a base; 201. a tire; 202. an extension arm; 2021. a support arm; 2022. a support column; 2023. a threaded column; 2024. a support base; 203. a push rod; 2031. a handle.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

Referring to fig. 1-5, the utility model discloses a brake structure of a hydraulic lifting platform, which comprises a lifting assembly 1 and a base 2, wherein the lifting assembly 1 is arranged on the base 2;

the base 2 mainly bears the whole device and hydraulic motors, components and the like required by internally installing hydraulic lifting parts;

the lifting assembly 1 comprises a hydraulic expansion bracket 104, the hydraulic expansion bracket 104 is hinged to the upper surface of the base 2, and a bottom plate 103 is hinged to one end, away from the base 2, of the hydraulic expansion bracket 104;

the hydraulic expansion bracket 104 is a traditional hydraulic lifting platform expansion piece, and is composed of a hydraulic motor, an expansion link, an outer support frame and the like, and lifting of the hydraulic expansion bracket can be controlled through electrical property.

The lifting assembly 1 further comprises four linear modules 101, the linear modules 101 are fixedly connected to the two side edges of each side face of the base 2, and each linear module 101 is connected with a sliding block 102 in a sliding manner; the center of the linear module 101 is also provided with a bottom plate 103, and two side edges of each side surface of the bottom plate 103 are fixedly connected with a sliding block 102.

The lifting assembly 1 is provided with two, except the hydraulic telescopic rod with traditional lifting platform, can also be provided with four sharp modules 101, fix the four corners at base 2 respectively, switch on the power, hydraulic motor produces power at first, promote the hydraulic stem and stretch forward, make whole hydraulic expansion bracket 104 upwards flexible, thereby promote bottom plate 103 upward movement, the synchronous rotation of sharp module 101 drives slider 102 upward movement, slider 102 links to each other with bottom plate 103, thereby drive bottom plate 103 synchronous upward movement, and then make lifting platform accomplish the rise, the decline is the same, the hydraulic stem inward movement drives hydraulic expansion bracket 104 shrink, make bottom plate 103 downward movement, the synchronous drive slider 102 downward movement of straight line module 101, thereby drive bottom plate 103 downward movement, accomplish the decline.

The advantage of doing so is that set up two sets of lifting unit 1, increased the bearing capacity of whole device, improved its performance greatly, its biggest effect of straight line module 101 itself is a braking structure except supplementary lift simultaneously, when hydraulic lifting platform breaks down and leads to the quick whereabouts, straight line module 101 will stop the operation immediately, make it fix at corresponding height, so as to avoid leading the safety problem that quick whereabouts led to, reach the purpose of braking, and this subassembly not only can brake, can also drive bottom plate 103 by oneself when hydraulic lifting unit 1 goes wrong and descend, very big assurance the security of whole device.

The maximum upward extension height of the hydraulic expansion bracket 104 is equal to the height of the linear module 101.

The upper surface of the bottom plate 103 is also fixed with a detachable guard rail 105.

In addition to the use as a high-rise maintenance operation, the hydraulic lifting platform is widely used and widely used for cargo handling at different heights, and the guard rail 105 itself can cause a certain obstruction to cargo handling, so the hydraulic lifting platform is provided with the detachable guard rail 105, and is installed or not according to the requirement according to the use condition.

The tire 201 is rotatably connected to the two lower corners of each side of the base 2.

The tire 201 is primarily convenient for the entire device to move.

Two extension arms 202 are fixed on each side of the base 2, each extension arm 202 comprises a support column 2022 and a thread column 2023 penetrating through two ends of the support column 2022 and connected with an inner cavity of the support column 2022 in a threaded mode, a support seat 2024 is fixedly connected to the lower end of the thread column 2023, a support arm 2021 is further fixed on the peripheral side face of the support column 2022, and one end, far away from the support column 2022, of the support arm 2021 is fixed on the side surface of the base 2.

The extension arm 202 can primarily strengthen the overall device stability, preventing the lifting platform from lifting too high and thus causing a risk of skewing.

A push rod 203 is also fixed on one end surface of the base 2, a grip 2031 is also fixed on the upper end of one side of the push rod 203 far away from the base 2

The push rod 203 and grip 2031 facilitate movement and direction control of the device.

The specific working principle of the utility model is as follows:

when the device is used, the push rod 203 is pushed to enable the whole device to move to a required position, the device is moved by the tires 201 at four angular positions of the base 2, after moving to the required position, the extension arms 202 are propped open, the extension arms 202 are fixedly provided with four, and the four extension arms are arranged on the side of the base 2, so that the stability of the whole device can be enhanced, and the risk of deflection caused by too high lifting of the lifting platform is prevented.

After the whole device is fixed, the lifting assembly 1 is started, the lifting assembly 1 is provided with two lifting assemblies, besides the hydraulic telescopic frames 104 of the traditional lifting platform, four linear modules 101 can be arranged, the four corners of the base 2 are respectively fixed, a power supply is connected, firstly, a hydraulic motor generates power to push a hydraulic rod to extend forwards, the whole hydraulic telescopic frames 104 stretch upwards, so that the bottom plate 103 is pushed to move upwards, meanwhile, the linear modules 101 synchronously rotate to drive the sliding blocks 102 to move upwards, the sliding blocks 102 are connected with the bottom plate 103 to drive the bottom plate 103 to synchronously move upwards, the lifting platform is further lifted, the lifting platform is lowered, the hydraulic rod moves inwards to drive the hydraulic telescopic frames 104 to shrink, the bottom plate 103 moves downwards, and meanwhile, the linear modules 101 synchronously drive the sliding blocks 102 to move downwards, so that the bottom plate 103 moves downwards, and the lifting is completed.

Meanwhile, the side tilting caused by faults can be avoided when the hydraulic lifting assembly 1 is in a problem due to the existence of the linear module 101, so that the safety of the hydraulic lifting assembly is further improved, and meanwhile, the detachable guardrail is further installed on the bottom plate 103 and is installed and used according to the use condition.

The foregoing is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, and any modification, equivalent replacement, and improvement of some of the technical features described in the foregoing embodiments are all within the scope of the present utility model.

Claims

1. The utility model provides a hydraulic lifting platform's braking structure, includes lifting unit (1) and base (2), its characterized in that: the lifting assembly (1) is arranged on the base (2);

the lifting assembly (1) comprises a hydraulic expansion bracket (104), the hydraulic expansion bracket (104) is hinged to the upper surface of the base (2), and a bottom plate (103) is hinged to one end, far away from the base (2), of the hydraulic expansion bracket (104);

the lifting assembly (1) further comprises four linear modules (101), the linear modules (101) are fixedly connected to the two side edges of each side face of the base (2), and each linear module (101) is connected with a sliding block (102) in a sliding mode; the center of the linear module (101) is also provided with a bottom plate (103), and two side edges of each side surface of the bottom plate (103) are fixedly connected with a sliding block (102).

2. The brake structure of a hydraulic lift platform of claim 1 wherein: the maximum upward extension height of the hydraulic expansion bracket (104) is equal to the height of the linear module (101).

3. The brake structure of a hydraulic lift platform of claim 1 wherein: the detachable guard rail (105) is also fixed on the upper surface of the bottom plate (103).

4. The brake structure of a hydraulic lift platform of claim 1 wherein: the two lower corners of each side face of the base (2) are rotatably connected with tires (201).

5. The brake structure of a hydraulic lift platform of claim 1 wherein: each side of base (2) is fixed with two extension arms (202), each extension arm (202) all include support column (2022) and run through support column (2022) both ends and threaded connection in screw thread post (2023) of support column (2022) inner chamber, screw thread post (2023) lower extreme fixedly connected with supporting seat (2024), support column (2022) week side still is fixed with support arm (2021), the one end that support arm (2021) kept away from support column (2022) is fixed in base (2) side surface.

6. The brake structure of a hydraulic lift platform of claim 1 wherein: a push rod (203) is also fixed on one end surface of the base (2), and a grip (2031) is also fixed on the upper end of one side of the push rod (203) away from the base (2).