Lifting device for constructional engineering

Abstract

The utility model relates to the technical field of lifting for constructional engineering, and discloses a lifting device for constructional engineering, which consists of a mobile vehicle, a lifting mechanism and a protection mechanism. The lifting mechanism is installed on the top of the moving trolley and comprises a lifting frame fixed to the left side of the trolley top. And a steel cable is wound on the outer ring of the hydraulic telescopic cylinder in the middle of the left side of the moving vehicle. The upper portion and the lower portion of the left side of the steel cable are rotationally connected with the first moving wheel and the second moving wheel respectively, and the steel cable rolls along a steel pipe on the right side of the lifting frame. When the hydraulic telescopic cylinder works, the inner rod stretches out or retracts back to drive the rolling wheel to rotate, and therefore the steel cable is taken up and paid off. A first moving wheel and a second moving wheel on the lifting plate roll along a steel pipe on the right side of the lifting frame, and stable lifting is achieved. The high-altitude operation efficiency can be effectively improved, the safety coefficient is higher, meanwhile, the overall size can be smaller, and the device is more suitable for the indoor environment.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of lifting technology for building engineering, and particularly relates to a lifting device for building engineering. BACKGROUND

[0002] The lifting device for building engineering is a powerful assistant for building construction. It is usually composed of a solid support, a stable lifting platform, a strong power system and a precise control system. Through the driving of the power system, the lifting platform can be moved up and down stably to meet the needs of different construction heights. The device is easy to operate, and workers can easily adjust the lifting height with the help of the control system. It has multiple safety protection mechanisms such as overload protection and anti-falling to protect the safety of construction personnel. Moreover, it has high lifting efficiency and can quickly transport building materials and equipment, greatly improving the construction efficiency. It is an indispensable important equipment in building engineering.

[0003] The existing scissor lifting platform is not very small in size, and in some special environments such as indoors, most practical scaffolds are elevated to realize high-altitude work, but the lifting frame has low safety factor and cannot guarantee anti-skid for the human body after being elevated, so it needs to be improved. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims at providing a lifting device for building engineering to solve the problems in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a lifting device for building engineering, comprising a mobile vehicle, wherein the mobile vehicle is provided with a lifting mechanism on the top, and a protection mechanism is installed in the middle of the lifting mechanism.

[0006] The lifting mechanism comprises a lifting frame, which is fixedly connected to the left side of the top of the mobile vehicle, a hydraulic telescopic cylinder is fixedly connected to the middle of the left side of the mobile vehicle, a roller is fixedly connected to the top end of the hydraulic telescopic cylinder, a steel cable rope is wound around the outer ring of the roller, a lifting plate is fixedly connected to the right side bottom end of the steel cable rope, a second moving wheel is rotatably connected to the bottom of the left side of the lifting plate, a first moving wheel is rotatably connected to the top of the left side of the lifting plate, an anti-skid fence is fixedly connected to the top of the lifting plate, and the left side bottom end of the steel cable rope is fixedly connected to the middle of the lifting frame.

[0007] Preferably, the lifting frame is welded by steel pipes, and the first moving wheel and the second moving wheel are rotatably connected to the left and right outer walls of the right side steel pipe of the lifting frame, respectively, and the left side steel pipe of the lifting frame is fixedly connected to the left side bottom end of the steel cable rope.

[0008] Preferably, the hydraulic telescopic cylinder is divided into an inner rod and an outer cylinder, the roller is arranged at the top end of the inner rod of the hydraulic telescopic cylinder, and the bottom end of the outer cylinder of the hydraulic telescopic cylinder is connected to the middle of the left side of the top of the mobile vehicle.

[0009] Preferably, the protection mechanism comprises a mounting sleeve sleeved on the top of the anti-skid fence, a protective rope fixedly connected to the inner side of the mounting sleeve, a sleeve ring fixedly connected to the inner end of the protective rope, a second limiting block and a first limiting block fixedly connected to the right side of the sleeve ring, a T-shaped block fixedly connected to the rear side of the second limiting block, a T-shaped groove opened in the front side of the first limiting block corresponding to the T-shaped block, the T-shaped block inserted into the T-shaped groove, and a first mounting plate arranged on the top of the second limiting block and the first limiting block, and a second mounting plate arranged on the bottom of the second limiting block and the first limiting block.

[0010] Preferably, the first rotating knob is inserted into the first mounting plate, and the first rotating knob is screwed into the threaded hole in the top of the first limiting block and the second limiting block.

[0011] Preferably, the second rotating knob is inserted into the second mounting plate, and the second rotating knob is screwed into the threaded hole in the bottom of the first limiting block and the second limiting block.

[0012] Compared with the prior art, the building engineering lifting device has the following beneficial effects:

[0013] 1. The building engineering lifting device, when the hydraulic telescopic cylinder works, the inner rod extends or retracts, drives the roller to rotate, and thus the steel cable rope is retracted or extended. The steel cable rope is connected to the lifting plate on the right side, and the first moving wheel and the second moving wheel on the lifting plate roll along the steel pipe on the right side of the lifting frame, so that stable lifting is realized. Compared with the traditional scaffold, this design is more flexible in lifting, and the power is provided by the hydraulic system, so that the carrying capacity is strong, the work efficiency at high places can be effectively improved, the safety factor is higher, and the overall size can be smaller, which is more suitable for indoor environment.

[0014] 2. The building engineering lifting device, through the protection mechanism, the mounting sleeve is sleeved on the top of the anti-skid fence, and the protective rope on the inner side is connected to the sleeve ring. The sleeve ring is fixed through the second limiting block and the first limiting block, and the cooperation of the T-shaped block and the T-shaped groove facilitates the adjustment of the position of the sleeve ring. The first mounting plate and the second mounting plate are fixed with the limiting block through the first rotating knob and the second rotating knob, and can be fastened or loosened according to actual needs. The worker fixes his body in the sleeve ring, and the protective rope can prevent the worker from falling accidentally. The anti-skid fence can prevent the worker from slipping on the lifting plate, and the combination of multiple protection measures makes up for the shortcomings of the traditional scaffold in anti-skid and protection, greatly improving the safety of work at high places. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the following will briefly introduce the drawings needed in the embodiment description. Obviously, the drawings described below are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained based on these drawings without creative labor.

[0016] Figure 1 It is a schematic view of the overall structure of the present application on one side;

[0017] Figure 2 It is a schematic view of the overall structure of the present application from the top;

[0018] Figure 3 It is a schematic view of the left side of the lifting mechanism;

[0019] Figure 4 It is a schematic view of the top of the anti-skid mechanism;

[0020] Figure 5 It is a schematic view of the cooperation of the first limiting block, the second limiting block and other structures.

[0021] In the figure: 1, lifting mechanism; 11, lifting frame; 12, hydraulic telescopic cylinder; 13, steel cable; 14, roller; 15, lifting plate; 16, first moving wheel; 161, second moving wheel; 17, anti-skid fence; 2, moving vehicle; 3, protection mechanism; 31, mounting sleeve; 32, protection rope; 33, thimble; 34, first limiting block; 35, first mounting plate; 351, first rotating knob; 36, second limiting block; 37, T-shaped block; 38, T-shaped groove; 39, second mounting plate; 391, second rotating knob. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only some embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0023] In the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connecting", "fixing" and other terms should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrated; it can be mechanical connection, or electrical connection; it can be direct connection, or indirect connection through intermediate medium; it can be the internal communication of two elements or the interaction relationship between two elements. For those skilled in the art, the specific meanings of the above terms in the present application can be understood according to the specific circumstances.

[0024] The utility model provides the following technical scheme:

[0025] Embodiment one

[0026] Please refer to Figures 1-3 A lifting device for construction engineering, mobile car 2 is installed with lifting mechanism 1 on the top, the protection mechanism 3 is installed in the middle of lifting mechanism 1;

[0027] Lifting mechanism 1 includes lifting frame 11, lifting frame 11 is fixedly connected to the left side top of mobile car 2, the left side middle of mobile car 2 is fixedly connected with hydraulic telescopic cylinder 12, the top of hydraulic telescopic cylinder 12 is fixedly connected with gyro wheel 14, gyro wheel 14 outer circle is wound with steel cable 13, the right side bottom of steel cable 13 is fixedly connected with lifting plate 15, the left side bottom of lifting plate 15 is rotatably connected with second moving wheel 161, the left side top of lifting plate 15 is rotatably connected with first moving wheel 16, the top of lifting plate 15 is fixedly connected with antiskid fence 17, and the left side bottom of steel cable 13 is fixedly connected with the middle of lifting frame 11.

[0028] When hydraulic telescopic cylinder 12 works, the inner rod is extended or retracted, drives gyro wheel 14 to rotate, and thereby releases and stores steel cable 13 by setting lifting mechanism 1. Steel cable 13 right side connects lifting plate 15, and first moving wheel 16 and second moving wheel 161 on lifting plate 15 roll along the right side steel pipe of lifting frame 11, and stable lifting is realized. Compared with the traditional scaffold, this design is more flexible, and the power is provided through the hydraulic system, and the carrying capacity is strong, can effectively improve the high work efficiency, and the safety factor is higher, and the overall volume can also be smaller, more suitable for indoor environment.

[0029] Lifting frame 11 is welded with steel pipe, and the left and right outer walls of the right side steel pipe of lifting frame 11 are rotatably connected with first moving wheel 16 and second moving wheel 161 respectively, and the middle of the left side steel pipe of lifting frame 11 is fixedly connected with the left side bottom of steel cable 13.

[0030] Hydraulic telescopic cylinder 12 is divided into inner rod and outer cylinder, gyro wheel 14 is arranged at the top of the inner rod of hydraulic telescopic cylinder 12, and the bottom of the outer cylinder of hydraulic telescopic cylinder 12 is connected with the middle of the left side top of mobile car 2.

[0031] Embodiment two

[0032] Please refer to Figures 1-5And on the basis of embodiment one, further obtained protection mechanism 3 includes mounting sleeve 31, mounting sleeve 31 is sleeved on the top of anti-skid fence 17, the inner side of mounting sleeve 31 is fixedly connected with protection rope 32, the inner end of protection rope 32 is fixedly connected with sleeve ring 33, the right side of sleeve ring 33 is fixedly connected with second limiting block 36 and first limiting block 34 respectively, the rear side of second limiting block 36 is fixedly connected with T-shaped block 37, T-shaped groove 38 is opened in the front side of first limiting block 34 corresponding to T-shaped block 37, T-shaped block 37 is inserted into T-shaped groove 38, first mounting plate 35 is arranged on the top of second limiting block 36 and first limiting block 34, second mounting plate 39 is arranged on the bottom of second limiting block 36 and first limiting block 34.

[0033] Through the setting of protection mechanism 3, mounting sleeve 31 is sleeved on the top of anti-skid fence 17, and the inner protection rope 32 is connected with sleeve ring 33. Sleeve ring 33 is fixed by second limiting block 36 and first limiting block 34, and the cooperation of T-shaped block and T-shaped groove facilitates the adjustment of the position of sleeve ring 33. First mounting plate 35 and second mounting plate 39 are fixed with limiting block through first rotating knob 351 and second rotating knob 391 respectively, and can be tightened or loosened according to actual needs. The operator fixes his body in the sleeve ring 33, and the protection rope 32 can prevent the personnel from falling accidentally. Anti-skid fence 17 can prevent the operator from slipping on lifting plate 15, and the combination of multiple protection measures makes up for the shortcomings of traditional scaffolding in anti-skid and protection, greatly improving the safety of high-altitude operation.

[0034] First rotating knob 351 is inserted into the two sides of first mounting plate 35, and threaded holes are opened in the top of first limiting block 34 and second limiting block 36 corresponding to first rotating knob 351. First rotating knob 351 is screw-connected into the threaded holes in the top of first limiting block 34 and second limiting block 36.

[0035] Second rotating knob 391 is inserted into the two sides of second mounting plate 39, and threaded holes are opened in the bottom of first limiting block 34 and second limiting block 36 corresponding to second rotating knob 391. Second rotating knob 391 is screw-connected into the threaded holes in the bottom of first limiting block 34 and second limiting block 36.

[0036] In actual operation process, when the device is used, when hydraulic telescopic cylinder 12 works, the inner rod extends or retracts, drives the roller 14 to rotate, so as to collect and release the steel cable rope 13. The right side of steel cable rope 13 is connected with lifting plate 15, and the first moving wheel 16 and the second moving wheel 161 on the lifting plate 15 roll along the right side steel pipe of lifting frame 11, realizing stable lifting. Compared with traditional scaffolding, this design is more flexible in lifting, and provides power through the hydraulic system, has strong carrying capacity, can effectively improve the efficiency of high-altitude operation, has higher safety factor, and at the same time, the overall volume can be smaller, more suitable for indoor environment.

[0037] The mounting sleeve 31 is sleeved on the top of the anti-skid fence 17, and the protection rope 32 on the inner side is connected with the sleeve ring 33. The sleeve ring 33 is fixed through the second limiting block 36 and the first limiting block 34, and the cooperation of the T-shaped block and the T-shaped groove facilitates the adjustment of the position of the sleeve ring 33. The first mounting plate 35 and the second mounting plate 39 are respectively fixed with the limiting blocks through the first rotating knob 351 and the second rotating knob 391, and can be fastened or loosened according to actual requirements. The operator fixes his body in the sleeve ring 33, and the protection rope 32 can prevent the operator from falling accidentally. The anti-skid fence 17 can prevent the operator from slipping on the lifting plate 15, and the combination of multiple protection measures makes up for the deficiencies of the traditional scaffold in the aspects of anti-skid and protection, and greatly improves the safety of high-altitude operation.

[0038] It should be noted that, in this document, the terms "first" and "second" are used merely to distinguish one entity or action from another entity or action, and do not necessarily require or imply any actual relationship or order between the entities or actions. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment. Without more limitations, the element defined by the statement "including a" does not exclude the presence of other identical elements in the process, method, article or equipment including the element.

Claims

1. A lifting device for construction work, comprising a mobile vehicle (2), characterised in that: The mobile vehicle (2) top is provided with lifting mechanism (1), the lifting mechanism (1) middle is provided with protection mechanism (3); The lifting mechanism (1) includes lifting frame (11), the lifting frame (11) is fixedly connected to the left side of the mobile vehicle (2) top, the left side of the mobile vehicle (2) is fixedly connected with hydraulic telescopic cylinder (12), the top of the hydraulic telescopic cylinder (12) is fixedly connected with the roller (14), the outer ring of the roller (14) is wound with steel cable rope (13), the bottom of the right side of the steel cable rope (13) is fixedly connected with lifting plate (15), the bottom of the left side of the lifting plate (15) is rotatably connected with the second moving wheel (161), the top of the left side of the lifting plate (15) is rotatably connected with the first moving wheel (16), the top of the lifting plate (15) is fixedly connected with the anti-skid fence (17), and the bottom of the left side of the steel cable rope (13) is fixedly connected with the lifting frame (11) middle.

2. A lifting device for construction work according to claim 1, characterised in that: The lifting frame (11) is welded by steel pipes, and the outer walls of the steel pipes on the right side of the lifting frame (11) are rotatably connected with the first moving wheel (16) and the second moving wheel (161), respectively.

3. A lifting device for construction work according to claim 1, characterised in that: The hydraulic telescopic cylinder (12) is divided into an inner rod and an outer cylinder, the top of the inner rod of the hydraulic telescopic cylinder (12) is provided with a roller (14), and the bottom of the outer cylinder of the hydraulic telescopic cylinder (12) is connected to the left side of the top of the mobile vehicle (2).

4. A lifting device for construction work according to claim 1, characterised in that: The protection mechanism (3) includes a mounting sleeve (31), the mounting sleeve (31) is sleeved on the top of the anti-skid fence (17), the inner side of the mounting sleeve (31) is fixedly connected with a protection rope (32), the inner end of the protection rope (32) is fixedly connected with a sleeve ring (33), the right side of the sleeve ring (33) is fixedly connected with a second limiting block (36) and a first limiting block (34) at the front and back ends, respectively, the rear side of the second limiting block (36) is fixedly connected with a T-shaped block (37), the front side of the first limiting block (34) is provided with a T-shaped groove (38) corresponding to the T-shaped block (37), the T-shaped block (37) is inserted into the T-shaped groove (38), and the top of the second limiting block (36) and the first limiting block (34) is provided with a first mounting plate (35).

5. A lifting device for construction work according to claim 4, characterised in that: The first mounting plate (35) is inserted with a first rotating knob (351) on both sides, the top of the first limiting block (34) and the second limiting block (36) is provided with a threaded hole corresponding to the first rotating knob (351), and the first rotating knob (351) is screwed into the threaded hole in the top of the first limiting block (34) and the second limiting block (36).

6. A lifting device for construction work according to claim 4, characterised in that: The second mounting plate (39) is inserted with a second rotating knob (391) on both sides, the bottom of the first limiting block (34) and the second limiting block (36) is provided with a threaded hole corresponding to the second rotating knob (391), and the second rotating knob (391) is screwed into the threaded hole in the bottom of the first limiting block (34) and the second limiting block (36).

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