Lifting device for construction

Abstract

The utility model discloses a lifting device for construction, and belongs to the technical field of lifting devices. Comprising a cart and a lifting frame, the lifting frame is installed at the top end of the cart, a lifting frame is slidably installed on the inner wall of the lifting frame, sliding frames are symmetrically and slidably installed in the lifting frame, positioning frames are symmetrically installed on the outer walls of the sliding frames, and adjusting arms are installed at one ends of the positioning frames; connecting shafts are installed at the ends, close to the positioning frame, of the adjusting arms, the adjusting arms are connected with the positioning frame through the connecting shafts, transmission shafts are installed in the adjusting arms, and clamping wheels are installed at the two ends of each transmission shaft. According to the lifting device for construction, the material barrel can be rapidly and stably lifted by the lifting device for construction, the material barrel can be conveniently and transversely moved when lifted, the position of the material barrel can be conveniently adjusted by rotating the material barrel, and the convenience of conveying the material barrel by the lifting device is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of lifting device, concretely to a construction lifting device. BACKGROUND

[0002] The construction hoist, as the important equipment of the construction site, undertakes the important task of vertical transportation personnel and material, and it plays an indispensable role in the modern construction with its efficient and safe characteristics. In the construction of high-rise buildings, the transmission of workers and materials needs to use the hoist because the use of elevators is limited. Compared with the traditional manual handling and hoisting machinery, the construction hoist can more quickly and conveniently deliver goods to the designated floor, improving work efficiency.

[0003] The construction lifting device disclosed by the authorized announcement No. CN219807718U includes a bottom plate, a groove is formed in the inside of the bottom plate, a motor is installed in the inside of the groove, first gears are sleeved on the output ends of the motor, side plates are fixedly connected to the two sides of the bottom plate, a T-shaped groove is formed in one side of the side plate, a first sliding groove is formed in the middle of one side of the side plate, a threaded rod is rotationally connected in the inside of the first sliding groove, a second gear is sleeved on the bottom of the surface of the threaded rod, and a fixed block is fixedly connected to the side of the side plate away from the T-shaped groove.

[0004] The device is in a horizontal state, which not only avoids the uneven ground and the inability to place the lifting device stably, but also avoids the shaking of the lifting device during use.

[0005] However, the existing lifting device is not conducive to the quick and stable lifting of the material bucket, the convenient horizontal movement of the material bucket during lifting, and the self-rotation adjustment of the material bucket, which affects the convenience of the lifting device in transporting the material bucket. TECHNICAL CONTENT

[0006] The utility model aims at providing a construction lifting device to solve the problem of the inconvenient quick and stable lifting of the material bucket, the inconvenient horizontal movement of the material bucket during lifting, and the inconvenient self-rotation adjustment of the material bucket, which affects the convenience of the lifting device in transporting the material bucket.

[0007] To solve the above technical problems, the utility model provides the following technical scheme:

[0008] The utility model provides a kind of construction hoist, including trolley and lifting frame, the top of the trolley is equipped with lifting frame, the inner wall of the lifting frame is slidably equipped with lifting frame, the inside of the lifting frame is symmetrically slidably equipped with slide frame, the outer wall of the slide frame is symmetrically equipped with positioning frame, the one end of the positioning frame is equipped with adjusting arm, the one end of the adjusting arm near positioning frame is equipped with connecting shaft, and adjusting arm is connected with positioning frame through connecting shaft, the inside of the adjusting arm is equipped with transmission shaft, the two ends of the transmission shaft are equipped with clamping wheel.

[0009] Optionally, the outer wall of the lifting frame is symmetrically equipped with driven sprocket, the outer wall of the lifting frame below driven sprocket is equipped with power motor, the output end of the power motor is equipped with driving sprocket, the surface of the driving sprocket is provided with ring chain, and the ring chain extends to the surface of the driven sprocket.

[0010] Optionally, the outer wall of the lifting frame near the ring chain is equipped with adapter buckle, and the lifting frame is fixedly connected with the ring chain through the adapter buckle, the inside of the lifting frame on one side of the lifting frame is provided with rail, the inside of the rail is slidably equipped with pulley, and the pulley is connected with the lifting frame.

[0011] Optionally, the outer wall of the lifting frame near the ring chain is equipped with adapter buckle, and the lifting frame is fixedly connected with the ring chain through the adapter buckle, the inside of the lifting frame on one side of the lifting frame is provided with rail, the inside of the rail is slidably equipped with pulley, and the pulley is connected with the lifting frame.

[0012] Optionally, the inside of the lifting frame below the rail is symmetrically equipped with synchronous wheel, and the inside of the lifting frame on one side of a group of synchronous wheels is equipped with stepping motor, and the output end of the stepping motor is connected with the synchronous wheel, the surface of the synchronous wheel is provided with synchronous belt, and the synchronous belt extends to the surface of two groups of synchronous wheels.

[0013] Optionally, the outer wall of the lifting frame near the ring chain is equipped with adapter buckle, and the lifting frame is fixedly connected with the ring chain through the adapter buckle, the inside of the lifting frame on one side of the lifting frame is provided with rail, the inside of the rail is slidably equipped with pulley, and the pulley is connected with the lifting frame.

[0014] Optionally, the surface of the connecting shaft is sleeved with third gear, the inside of the positioning frame on one side of the third gear is equipped with support shaft, the surface of the support shaft is sleeved with first gear.

[0015] Optionally, the bottom end of the first gear is equipped with rocker arm, the inside of the positioning frame on one side of the rocker arm is movably equipped with first hydraulic cylinder, the output end of the first hydraulic cylinder is equipped with adapter shaft, and the first hydraulic cylinder is movably connected with the rocker arm through the adapter shaft.

[0016] Optionally, the surface of the transmission shaft is sleeved with fourth gear, the inside of the adjusting arm on one side of the fourth gear is equipped with second gear, and the second gear and the fourth gear are engaged with each other.

[0017] Optionally, a servo motor is mounted on the outer wall of the adjusting arm on the side of the second gear, and the output end of the servo motor is connected with the second gear.

[0018] Compared with the prior art, the lifting device not only realizes the rapid and stable lifting of the material bucket, but also facilitates the lateral movement of the material bucket during lifting, and facilitates the self-rotation adjustment of the material bucket, thereby improving the convenience of the lifting device for conveying the material bucket.

[0019] When the material bucket needs to be lifted, the trolley is moved to one side of the material bucket, a plurality of clamping wheels are used to clamp the material bucket, the driving motor drives the driving sprocket to rotate, the driving sprocket drives the ring chain to move, and the ring chain drives the lifting frame to move through the adapter buckle, so as to conveniently lift the slide, the positioning frame, the adjusting arm, the clamping wheel and the material bucket to a high place, realize the rapid and stable lifting of the material bucket by the lifting device used in construction, and improve the convenience of the lifting device for carrying the material bucket.

[0020] The step motor drives the synchronous wheel to rotate, the synchronous wheel drives the synchronous belt to move, the synchronous belt drives the slide to move through the adapter block, the slide drives the positioning frame, the adjusting arm, the clamping wheel and the material bucket to move laterally, so as to conveniently move laterally to adjust the position of the material bucket, prevent the material bucket from tilting during lifting, realize the lateral movement of the material bucket during lifting by the lifting device used in construction, and prevent the material bucket from tilting during lifting.

[0021] The first hydraulic cylinder drives the rocker arm to rotate through the adapter shaft, the rocker arm drives the first gear to rotate around the support shaft, the third gear, the connecting shaft, the adjusting arm and the clamping wheel are driven to rotate around the connecting shaft under the meshing of the first gear and the third gear, the servo motor drives the second gear to rotate, and the fourth gear drives the clamping wheel to rotate through the transmission shaft, so as to conveniently drive the material bucket to rotate by the plurality of clamping wheels, conveniently adjust the position of the material bucket by self-rotation, realize the convenient clamping and supporting of the material bucket by the lifting device used in construction, conveniently adjust the position of the material bucket by self-rotation, and improve the convenience of the lifting device for conveying the material bucket. BRIEF DESCRIPTION OF DRAWINGS

[0022] The drawings incorporated herein and forming a part of the specification, illustrate embodiments of the present application and, together with the description, further serve to explain the principles of the application and to enable one skilled in the pertinent art to make and use the application.

[0023] Figure 1 It is a three-dimensional structure schematic view of the present application;

[0024] Figure 2 It is a three-dimensional structure schematic view of the ring chain of the present application;

[0025] Figure 3It is a front view structural schematic diagram of the utility model;

[0026] Figure 4 It is a plan view structural schematic diagram of the utility model;

[0027] Figure 5 It is a plan view structural schematic diagram of the pulley of the utility model;

[0028] Figure 6 It is a three-dimensional structural schematic diagram of the synchronous wheel of the utility model;

[0029] Figure 7 It is a three-dimensional structural schematic diagram of the positioning frame of the utility model;

[0030] Figure 8 It is a front view sectional structural schematic diagram of the synchronous belt of the utility model.

[0031] Reference signs:

[0032] 1, trolley; 2, lifting frame; 3, power motor; 4, driving sprocket; 5, ring chain; 6, driven sprocket; 7, switching buckle; 8, lifting frame; 9, stepping motor; 10, synchronous wheel; 11, synchronous belt; 12, slide rail; 13, switching block; 14, sliding frame; 15, slide bar; 16, positioning frame; 17, first hydraulic cylinder; 18, switching shaft; 19, rocker arm; 20, first gear; 21, support shaft; 22, connecting shaft; 23, second gear; 24, third gear; 25, servo motor; 26, transmission shaft; 27, fourth gear; 28, adjusting arm; 29, track; 30, pulley; 31, clamping wheel.

[0033] As shown in the drawings, in order to clearly realize the structure of the embodiments of the utility model, specific structures and devices are marked in the drawings, but this is only for the need of illustration, and is not intended to limit the utility model in the specific structure, device and environment, and the devices and environment can be adjusted or modified by those skilled in the art according to specific needs. DETAILED DESCRIPTION

[0034] The lifting device for construction provided by the utility model is described in detail below in combination with the drawings and specific embodiments. It should be noted that in order to make the embodiments more detailed, the following embodiments are the best, preferred embodiments, and other alternative ways can also be used by those skilled in the art to implement some known technologies; and the drawings are only used to more specifically describe the embodiments, and are not intended to specifically limit the utility model.

[0035] It should be noted that the use of terms such as "an embodiment," "an embodiment," "an exemplary embodiment," and "some embodiments" in the specification indicates that the described embodiment may include a specific feature, structure, or characteristic, but not every embodiment necessarily includes that specific feature, structure, or characteristic. Furthermore, when a specific feature, structure, or characteristic is described in connection with an embodiment, implementing such a feature, structure, or characteristic in conjunction with other embodiments (whether explicitly described or not) should be within the knowledge of those skilled in the art.

[0036] Generally, terms can be understood at least partly from their use in context. For example, depending at least partly on the context, the term "one or more" as used herein can be used to describe any feature, structure, or characteristic in a singular sense, or a combination of features, structures, or characteristics in a plural sense. Additionally, the term "based on" can be understood not necessarily to convey an exclusive set of factors, but rather, alternatively, depending at least partly on the context, to allow for the presence of other factors that are not necessarily explicitly described.

[0037] It is understood that the meanings of “on”, “above”, and “above” in this utility model should be interpreted in the broadest manner, such that “on” not only means “directly on” something, but also includes the meaning of being “on” something with an intervening feature or layer, and that “above” or “above” not only means “on” something, but also includes the meaning of being “on” something without an intervening feature or layer.

[0038] Furthermore, spatially related terms such as “below,” “under,” “lower,” “above,” and “upper” are used herein for convenience to describe the relationship of one element or feature to one or more other elements or features, as illustrated in the accompanying drawings. Spatially related terms are intended to cover different orientations in the use or operation of the device other than those depicted in the accompanying drawings. The device may be oriented in other ways, and the spatially related descriptive terms used herein can be interpreted similarly.

[0039] like Figures 1 to 8 As shown, an embodiment of this utility model provides a lifting device for construction, including a trolley 1 and a lifting frame 2. The lifting frame 2 is installed on the top of the trolley 1. A lifting rack 8 is slidably installed on the inner wall of the lifting frame 2. A slide 14 is symmetrically installed inside the lifting rack 8. A positioning rack 16 is symmetrically installed on the outer wall of each slide 14. An adjusting arm 28 is installed at one end of each positioning rack 16. A connecting shaft 22 is installed at the end of each adjusting arm 28 near the positioning rack 16. The adjusting arm 28 is connected to the positioning rack 16 through the connecting shaft 22. A drive shaft 26 is installed inside each adjusting arm 28. A clamping wheel 31 is installed at both ends of each drive shaft 26.

[0040] The outer wall of the lifting frame 2 is symmetrically provided with a driven sprocket 6, and the outer wall of the lifting frame 2 below the driven sprocket 6 is provided with a power motor 3, the output end of the power motor 3 is provided with a driving sprocket 4, the surface of the driving sprocket 4 is provided with a ring chain 5, and the ring chain 5 extends to the surface of the driven sprocket 6.

[0041] The outer wall of the lifting frame 8 is provided with an adapter buckle 7 near one side of the ring chain 5, and the lifting frame 8 is fixedly connected with the ring chain 5 through the adapter buckle 7, the inside of the lifting frame 2 on one side of the lifting frame 8 is provided with a track 29, and the inside of the track 29 is slidably provided with a pulley 30 connected with the lifting frame 8.

[0042] When the material bucket needs to be lifted, the cart 1 is moved to one side of the material bucket, a plurality of clamping wheels 31 clamp the material bucket, the power motor 3 is turned on, the power motor 3 drives the driving sprocket 4 to rotate, under the support of the driven sprocket 6 to the ring chain 5, the driving sprocket 4 drives the ring chain 5 to move, the ring chain 5 drives the lifting frame 8 to move through the adapter buckle 7, so as to conveniently lift the sliding frame 14, the positioning frame 16, the adjusting arm 28, the clamping wheel 31 and the material bucket to a high place, the lifting frame 8 drives the pulley 30 to move synchronously, the pulley 30 slides in the track 29 to slide support the lifting frame 8, realizing the quick and stable lifting of the material bucket by the lifting device for construction, and improving the convenience of the lifting device for carrying the material bucket.

[0043] The inner wall of the lifting frame 8 is provided with a sliding rail 12 near one side of the sliding frame 14, and the inside of the sliding rail 12 is slidably provided with a sliding strip 15 fixedly connected with the sliding frame 14.

[0044] The inside of the lifting frame 8 below the sliding rail 12 is symmetrically provided with a synchronous wheel 10, and the inside of the lifting frame 8 on one side of a group of synchronous wheels 10 is provided with a stepping motor 9, the output end of the stepping motor 9 is connected with the synchronous wheel 10, the surface of the synchronous wheel 10 is provided with a synchronous belt 11, and the synchronous belt 11 extends to the surface of the two groups of synchronous wheels 10.

[0045] The outer wall of the sliding frame 14 is provided with an adapter block 13 near one side of the synchronous belt 11, and the adapter block 13 is fixedly connected with the synchronous belt 11.

[0046] By opening the step motor 9, under the support of the lifting frame 8, the step motor 9 drives the synchronous wheel 10 to rotate, the synchronous wheel 10 drives the synchronous belt 11 to move, the synchronous belt 11 drives the sliding frame 14 to move through the adapter block 13, the sliding frame 14 drives the positioning frame 16, the adjusting arm 28, the clamping wheel 31, and the material barrel to move transversely, so as to conveniently adjust the position of the material barrel transversely, so as to prevent tilting during lifting. When the sliding frame 14 moves transversely, the sliding frame 14 drives the sliding bar 15 to move synchronously, the sliding bar 15 slides inside the synchronous belt 11 to support the sliding frame 14, so as to conveniently move the material barrel transversely during lifting of the lifting device for construction, and prevent tilting during lifting.

[0047] The surfaces of the connecting shafts 22 are all sleeved with third gears 24, and the inside of the positioning frame 16 on one side of the third gears 24 is all installed with a supporting shaft 21, and the surface of the supporting shaft 21 is all sleeved with a first gear 20.

[0048] The bottom end of the first gear 20 is all installed with a rocker arm 19, the inside of the positioning frame 16 on one side of the rocker arm 19 is all movably installed with a first hydraulic cylinder 17, the output end of the first hydraulic cylinder 17 is all installed with an adapter shaft 18, and the first hydraulic cylinder 17 is movably connected with the rocker arm 19 through the adapter shaft 18.

[0049] The surface of the transmission shaft 26 is all sleeved with a fourth gear 27, and the inside of the adjusting arm 28 on one side of the fourth gear 27 is all installed with a second gear 23, and the second gear 23 and the fourth gear 27 are meshed with each other.

[0050] The outer wall of the adjusting arm 28 on one side of the second gear 23 is all installed with a servo motor 25, and the output end of the servo motor 25 is connected with the second gear 23.

[0051] By opening the first hydraulic cylinder 17, under the support of the positioning frame 16, the first hydraulic cylinder 17 drives the rocker arm 19 to rotate through the adapter shaft 18, the rocker arm 19 drives the first gear 20 to rotate with the supporting shaft 21 as the axis, drives the third gear 24, the connecting shaft 22, the adjusting arm 28, and the clamping wheel 31 to rotate with the connecting shaft 22 as the axis under the meshing of the first gear 20 and the third gear 24, opens the servo motor 25, and under the support of the adjusting arm 28, the servo motor 25 drives the second gear 23 to rotate, drives the fourth gear 27 to rotate under the meshing of the second gear 23 and the fourth gear 27, and the fourth gear 27 drives the clamping wheel 31 to rotate through the transmission shaft 26, so as to conveniently drive the material barrel to rotate by the plurality of clamping wheels 31, so as to conveniently adjust the position of the material barrel, realizes convenient clamping and support of the material barrel by the lifting device for construction, facilitates self-rotation adjustment of the material barrel, and improves the convenience of the lifting device for conveying the material barrel.

[0052] The utility model discloses a technical scheme working principle as follows: need to lift the material bucket, move the cart 1 to the one side of material bucket, and a plurality of groups of clamping wheel 31 are clamped to material bucket, and power motor 3 drives driving sprocket 4 rotation, and driving sprocket 4 drives annular chain 5 to move, and annular chain 5 passes through adapter buckle 7 and drives lifting frame 8 to move, to conveniently lift the slide 14, positioning frame 16, adjusting arm 28, clamping wheel 31, material bucket to high place, and stepper motor 9 drives synchronous wheel 10 rotation, and synchronous wheel 10 drives synchronous belt 11 to move, and synchronous belt 11 passes through adapter block 13 and drives slide 14 to move, and slide 14 drives positioning frame 16, adjusting arm 28, clamping wheel 31, material bucket to move horizontally, to conveniently move horizontally and adjust the position of material bucket, to prevent the inclination when lifting, and first hydraulic cylinder 17 passes through adapter shaft 18 and drives swing arm 19 rotation, and swing arm 19 drives first gear 20 to rotate with support shaft 21 as the axle, and first gear 20 and third gear 24 are engaged to drive third gear 24, connecting shaft 22, adjusting arm 28, clamping wheel 31 to rotate with connecting shaft 22 as the axle, and servo motor 25 drives second gear 23 rotation, and second gear 23 and fourth gear 27 are engaged to drive fourth gear 27 to rotate, and fourth gear 27 passes through transmission shaft 26 and drives clamping wheel 31 to rotate, to conveniently drive material bucket to rotate with a plurality of groups of clamping wheel 31, to conveniently adjust the position of material bucket, to complete the use work of lifting device.

[0053] The utility model covers any alternative, modification, equivalent method and scheme on the essence and range of the utility model. In order to make the public have the thorough understanding of the utility model, the specific details are explained in the following utility model preferred embodiment, and the utility model can also be completely understood without the description of these details to the person skilled in the art. In addition, in order to avoid unnecessary confusion to the essence of the utility model, the well-known method, process, flow, element and circuit etc. are not explained in detail.

[0054] The above only is the preferred implementation mode of the utility model, should point out, for ordinary skilled person in the prior art, on the premise of not departing from the principle of the utility model, can also make a number of improvements and refinements, these improvements and refinements also should be regarded as the protection range of the utility model.

Claims

1. A lifting device for construction, characterized in that: The device includes a trolley and a lifting frame. The lifting frame is mounted on the top of the trolley. A lifting bracket is slidably mounted on the inner wall of the lifting frame. A slide is symmetrically mounted inside the lifting frame. A positioning frame is symmetrically mounted on the outer wall of each slide. An adjusting arm is mounted on one end of each positioning frame. A connecting shaft is mounted on the end of each adjusting arm near the positioning frame, and the adjusting arm is connected to the positioning frame through the connecting shaft. A drive shaft is mounted inside each adjusting arm, and clamping wheels are mounted on both ends of the drive shaft.

2. The construction lifting device according to claim 1, characterized in that: The outer wall of the lifting frame is symmetrically equipped with driven sprockets, and the outer wall of the lifting frame below the driven sprockets is equipped with a power motor. The output end of the power motor is equipped with a driving sprocket. The surface of the driving sprocket is provided with a ring chain, and the ring chain extends to the surface of the driven sprocket.

3. The construction lifting device according to claim 1, characterized in that: The outer wall of the lifting frame is equipped with a connecting buckle on the side near the ring chain, and the lifting frame is fixedly connected to the ring chain through the connecting buckle. The lifting frame on one side of the lifting frame is equipped with a track, and pulleys are slidably installed inside the track, and the pulleys are connected to the lifting frame.

4. The construction lifting device according to claim 1, characterized in that: The inner wall of the lifting frame is equipped with slide rails on the side near the slide frame. Slide bars are slidably installed inside the slide rails, and the slide bars are fixedly connected to the slide frame.

5. The construction lifting device according to claim 4, characterized in that: Synchronous pulleys are symmetrically installed inside the lifting frame below the slide rail. A stepper motor is installed inside the lifting frame on one side of a set of synchronous pulleys, and the output end of the stepper motor is connected to the synchronous pulley. A synchronous belt is provided on the surface of the synchronous pulley, and the synchronous belt extends to the surface of the two sets of synchronous pulleys.

6. The construction lifting device according to claim 1, characterized in that: Each of the carriages has an adapter block installed on the side of its outer wall near the timing belt, and the adapter blocks are fixedly connected to the timing belt.

7. The lifting device for construction according to claim 1, characterized in that: The surface of each connecting shaft is fitted with a third gear, and the positioning frame on one side of each third gear is fitted with a support shaft, the surface of which is fitted with a first gear.

8. The construction lifting device according to claim 7, characterized in that: Each of the first gears has a rocker arm mounted at its bottom end. Each of the rocker arms has a first hydraulic cylinder movably mounted inside a positioning frame on one side. Each of the first hydraulic cylinders has an adapter shaft mounted at its output end, and the first hydraulic cylinder is movably connected to the rocker arm via the adapter shaft.

9. The construction lifting device according to claim 1, characterized in that: The surface of each drive shaft is fitted with a fourth gear, and the adjusting arm on one side of each fourth gear is fitted with a second gear, and the second gear meshes with the fourth gear.

10. The construction lifting device according to claim 9, characterized in that: Servo motors are installed on the outer wall of the adjusting arm on one side of the second gear, and the output end of the servo motor is connected to the second gear.

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