CN221253698U - Precast lintel carrying and lifting device - Google Patents

Abstract

The utility model belongs to the field of secondary structure construction, and particularly relates to a prefabricated lintel carrying and lifting device which comprises a device main body and a lifting assembly, wherein the front end of the lifting assembly is fixedly connected with the middle end of the device main body, the middle end of the lifting assembly is hung at the upper end of the device main body, and the lifting assembly moves along the vertical direction and can grasp objects. The beneficial effects of the utility model are as follows: the telescopic component is arranged, so that the device can be telescopic and folded, and the trafficability of the device can be improved while the operation height is met; the lifting assembly is arranged, so that the precast lintel of the concrete can be lifted up in a labor-saving and efficient manner, the working efficiency is improved, the time and the labor are saved, and the cost is saved; the device has the advantages of simple structure, convenient maintenance, low processing cost, safety, reliability and the like.

Description

Precast lintel carrying and lifting device

Technical Field

The utility model belongs to the field of secondary structure construction, and particularly relates to a prefabricated lintel carrying and lifting device.

Background

According to related specifications, the secondary structure of the residential building is generally required to be provided with lintel during construction so as to ensure the safety and stability of the door and window structure. For the independent door and window opening, in order to reduce the process steps and save the time for installing and uninstalling the template, a mode of installing after precast concrete lintel is generally adopted. However, because the dead weight of the concrete member is large, the hole for placing the lintel needs to be distributed over any room on all floors, the manual transportation and the installation are time-consuming and labor-consuming, if the mechanical transportation on the market is adopted, the trafficability is poor due to the overlarge volume, and the corresponding potential safety hazard is easy to generate due to the large dead weight, so that the prefabricated lintel transportation and lifting device is required to be invented to solve the technical problems.

Disclosure of utility model

In order to solve the technical problems, the utility model provides the precast lintel carrying and lifting device which can solve the technical problems of time and labor waste, poor mechanical equipment installation trafficability, potential safety hazard caused by heavy dead weight and the like in manual carrying and installation of the precast lintel. The technical scheme adopted by the utility model is as follows: the lifting device comprises a device main body and a lifting component, wherein the front end of the lifting component is fixedly connected with the middle end of the device main body, the middle end of the lifting component is hung at the upper end of the device main body, and the lifting component moves in the vertical direction and can grasp objects.

Further, the device main part includes pole setting, rotatory buckle, hangs the horizontal pole down, hangs couple, wheel, bed plate and extensible member down, extensible member lower extreme articulated in the pole setting upper end, hang horizontal pole both ends fixed connection down in the inboard upper end of pole setting down, rotatory buckle set up in pole setting front side upper end symmetry position, hang the couple down set up in hang horizontal pole central point below down, the wheel set up in the bed plate bottom, the bed plate distal end both ends with pole setting lower extreme fixed connection.

Further, the extensible member includes flexible pole setting down, fastening bolt, goes up flexible pole setting, goes up horizontal pole gyro wheel, connecting rod, goes up and hangs the horizontal pole and hang the couple on, flexible pole setting rear side upper end is provided with down fastening bolt, go up flexible pole setting one end cover and establish in the flexible pole setting down, go up flexible pole setting other end with go up horizontal pole fixed connection, go up the horizontal pole gyro wheel cover and locate go up the horizontal pole midpoint, it passes through to go up to hang the horizontal pole both ends the connecting rod with go up horizontal pole both ends fixed connection, just it is provided with to go up to hang horizontal pole center below go up to hang the couple.

Further, the two sides of the lower telescopic upright rod are provided with first through holes, the upper telescopic upright rod is provided with second holes corresponding to the lower telescopic upright rod, and the positioning bolts penetrate through the first holes and the second holes.

Further, the rotary buckle is matched with the fastening bolt.

Further, the lifting assembly comprises an armrest connecting rod, an armrest pipe, a hand wheel, a winding roller, a transmission rod, a connecting ring, a steel strand, a pulley block and a clamp, wherein one end of the armrest connecting rod is fixedly connected to the device main body, the armrest pipe is fixedly connected to the other end of the armrest connecting rod, the hand wheel is arranged at the left end part of the armrest pipe, the transmission rod is arranged inside the armrest pipe and is fixedly connected with the hand wheel, the winding roller at the midpoint position of the armrest pipe is fixedly connected with the transmission rod through the connecting ring, one end of the steel strand is arranged on the surface of the winding roller, the pulley block is matched with the other end of the steel strand, and the clamp is hung at the bottom of the pulley block.

Furthermore, the pulley block is wound in a three-group pulley and four-strand wire mode.

Further, the chuck part of the clamp is of a convex shape and made of frosted materials.

The utility model has the advantages and positive effects that: by adopting the technical scheme, the telescopic component is arranged, so that the device can be telescopic and folded, and the trafficability of the device can be improved while the operation height is met; the lifting assembly is arranged, so that the precast lintel of the concrete can be lifted up in a labor-saving and efficient manner, the working efficiency is improved, the time and the labor are saved, and the cost is saved; the device has the advantages of simple structure, convenient maintenance, low processing cost, safety, reliability and the like.

Drawings

FIG. 1 is a front view of a first embodiment provided by the present utility model;

FIG. 2 is a front view of a second embodiment provided by the present utility model;

FIG. 3 is a rear view of a second embodiment provided by the present utility model;

Fig. 4 is a schematic structural view of a hoisting assembly according to an embodiment of the present utility model.

In the figure:

1. Device body 101, wheel 102, base plate

103. Upright pole 104, rotary buckle 105 and lower suspension cross bar

106. Lower suspension hook 107, hinge 2 and telescopic member

201. Lower telescopic upright 202, fastening bolt 203 and upper telescopic upright

204. Positioning bolt 205, upper cross bar 206 and upper cross bar roller

207. Connecting rod 208, upper suspension cross rod 209 and upper suspension hook

210. First hole 211, second hole 3, lifting assembly

301. Armrest connecting rod 302, armrest tube 303 and hand wheel

304. Winding roller 305, transmission rod 306 and connecting ring

307. Steel strand 308, pulley block 309 and clamp

401. Prefabricated lintel

Detailed Description

Embodiments of the present utility model are described below with reference to the accompanying drawings.

As shown in FIG. 1, the prefabricated lintel carrying and lifting device comprises a device main body 1 and a lifting assembly 3, wherein the front end of the lifting assembly 3 is fixedly connected with the middle end of the device main body 1, the middle end of the lifting assembly 3 is hung at the upper end of the device main body 1, and the lifting assembly 3 moves along the vertical direction and can grasp objects. Through setting up hoist and mount subassembly 3 can snatch article in the vertical direction, labour saving and time saving has just improved work efficiency, and this structural design is simple, installs and removes convenience and simple operation, repeatedly usable.

Preferably, as shown in fig. 1 and 3, the device main body includes a vertical rod 103, a rotary buckle 104, a lower suspension cross rod 105, a lower suspension hook 106, wheels 101, a base plate 102 and a telescopic member 2, the lower end of the telescopic member 2 is hinged to the upper end of the vertical rod 103, two ends of the lower suspension cross rod 105 are fixedly connected to the upper end of the inner side of the vertical rod 103, the rotary buckle 104 is arranged at the symmetrical position of the upper end of the front side of the vertical rod 103, the lower suspension hook 106 is arranged below the center point of the lower suspension cross rod 105, the wheels 101 are arranged at the bottom of the base plate, and two distal ends of the base plate 102 are fixedly connected with the lower end of the vertical rod 103. By arranging the device main body 1, the prefabricated lintel 401 placed on the base plate 102 can be transported to the corresponding position, and the trouble of manual transportation is avoided.

Preferably, as shown in fig. 1 and 2, the telescopic member 2 includes a lower telescopic upright 201, a fastening bolt 202, an upper telescopic upright 203, an upper cross rod 205, an upper cross rod roller 206, a connecting rod 207, an upper hanging cross rod 208 and an upper hanging hook 209, the fastening bolt 204 is disposed at the upper end of the rear side of the lower telescopic upright 201, one end of the upper telescopic upright 203 is sleeved in the lower telescopic upright 201, the other end of the upper telescopic upright 203 is fixedly connected with the upper cross rod 205, the upper cross rod roller 206 is sleeved at the midpoint of the upper cross rod 205, two ends of the upper hanging cross rod 208 are fixedly connected with two ends of the upper cross rod 205 through the connecting rod 207, and the upper hanging hook 209 is disposed below the center of the upper hanging cross rod 208. By arranging the telescopic piece 2, the device can be telescopic or folded as required, so as to meet different operation height and trafficability requirements. The lower telescopic pole 201 and the upper telescopic pole 203 may be set in length according to actual working conditions. By flexibly adjusting the length of the telescopic piece, different operation requirements can be met in different scenes. The design can effectively improve the flexibility and adaptability of the device, so that the device is more suitable for various working environments and requirements, and the construction efficiency and safety are improved.

Preferably, as shown in fig. 1, two sides of the lower telescopic upright 201 are provided with a first hole 210 therethrough, and the upper telescopic upright 203 is provided with a second hole 211 corresponding to the first hole 210 and the second hole 211, through which the positioning bolt 204 passes. The number of holes on the surfaces of the lower telescopic upright rod 201 and the upper telescopic upright rod 203 can be set according to actual working conditions, and adjustment of different heights can be realized so as to adapt to different operation requirements and use modes of the device. Thus, the flexibility and adjustability of the device can be improved to achieve better working effects.

Preferably, as shown in fig. 1 and 4, the lifting assembly 3 includes a handrail connecting rod 301, a handrail tube 302, a hand wheel 303, a winding roller 304, a transmission rod 305, a connecting ring 306, a steel strand 307, a pulley block 308 and a clamp 309, wherein one end of the handrail connecting rod 301 is fixedly connected to the device body 1, the handrail tube 302 is fixedly connected to the other end of the handrail connecting rod 301, the hand wheel 303 is arranged at the left end of the handrail tube 302, the transmission rod 305 is arranged inside the handrail tube 302 and is fixedly connected with the hand wheel 303, the winding roller 304 arranged at the midpoint of the handrail tube 302 is fixedly connected with the transmission rod 305 through the connecting ring 306, one end of the steel strand 307 is arranged on the surface of the winding roller 304, the pulley block 308 is matched with the other end of the steel strand 307, and the clamp 309 is hung at the bottom of the pulley block 308. By arranging the pulley block 308 and properly designing and installing, the weight of the object can be reduced, so that the carrying difficulty is reduced, and the manpower consumption is reduced. In addition, the hand wheel 303 can replace manual driving through a simple motor and a small-size battery, so that the participation of manpower can be further reduced, and the convenience and efficiency of operation are improved. The motorized design can reduce the labor burden to a certain extent, so that the work is easier and more efficient.

Preferably, the pulley block 308 is wrapped with three sets of pulleys and four strands. The particular number of pulleys in the pulley assembly 308 and the manner of winding may be determined according to the particular operating conditions.

Preferably, the collet portion of the clamp 309 is of a convex shape and a frosted material.

In the first embodiment, as shown in fig. 1, first, the positioning bolt 204 is loosened, the combined length of the lower telescopic upright 201 and the upper telescopic upright 203 is determined according to the use condition, and the positioning bolt 204 is screwed after the length is determined;

Then, the lower telescopic upright 201 is attached to the two ends of the upright 103, and the rotary buckle 104 is screwed down, so that the fastening bolt 202 is locked with the rotary buckle 104;

Finally, manually rotating the hand wheel 303 anticlockwise to enable the clamp 309 to descend to the position near the height of the prefabricated lintel 401, placing clamping heads of the clamp 309 at two ends of the prefabricated lintel 401, manually rotating the hand wheel 303 clockwise to enable the clamp 309 to clamp the prefabricated lintel 401 through the action of gravity, and continuously rotating the hand wheel 303 to enable the prefabricated lintel 401 to reach the height required by work.

In the second embodiment, as shown in fig. 2, the clamp 309 is first removed from the lower end of the pulley block 308, the pulley block 308 is removed from the upper suspension hook 209, and the lower suspension hook 106 is hung;

then, the upper telescopic upright rod 203 is ensured to be placed into the cavity of the lower telescopic upright rod 201 to the maximum extent, the positioning bolt 204 is screwed down, the rotary buckle 104 is loosened, the telescopic piece 2 moves circularly by taking the upper end of the upright rod as the center of a circle, and the lower telescopic upright rod 201 is attached to the main body of the upright rod 103;

Finally, the prefabricated lintel 401 is manually placed on the base plate 102, and the handrail tube 302 is held by hand to carry the prefabricated lintel 401.

The embodiments of the present utility model have been described in detail, but the present utility model is merely the preferred embodiments of the present utility model and should not be construed as limiting the scope of the present utility model. All equivalent changes and modifications within the scope of the present utility model are intended to be covered by the present utility model.

Claims (8)

1. A precast lintel handling and lifting device, comprising:

a device body;

The front end of the lifting assembly is fixedly connected with the middle end of the device main body, the middle end of the lifting assembly is hung at the upper end of the device main body, and the lifting assembly moves along the vertical direction and can grasp objects.

2. The precast lintel handling and lifting device of claim 1, wherein: the device comprises a device body, a lower hanging hook, wheels, a base plate and a telescopic piece, wherein the lower end of the telescopic piece is hinged to the upper end of the vertical rod, two ends of the lower hanging hook are fixedly connected to the upper end of the inner side of the vertical rod, the rotating hook is arranged at the symmetrical position of the upper end of the front side of the vertical rod, the lower hanging hook is arranged below the center point of the lower hanging hook, the wheels are arranged at the bottom of the base plate, and two ends of the distal side of the base plate are fixedly connected with the lower end of the vertical rod.

3. The precast lintel handling and lifting device of claim 2, wherein: the telescopic member includes flexible pole setting down, fastening bolt, goes up flexible pole setting, goes up the horizontal pole, goes up horizontal pole gyro wheel, connecting rod, goes up and hangs the horizontal pole and hang the couple on, flexible pole setting rear side upper end is provided with down fastening bolt, go up flexible pole setting one end cover and establish in the flexible pole setting down, go up flexible pole setting other end with go up horizontal pole fixed connection, go up the horizontal pole gyro wheel cover and locate go up the horizontal pole midpoint, it passes through to go up to hang the horizontal pole both ends the connecting rod with go up horizontal pole both ends fixed connection, just it is provided with to go up to hang horizontal pole center below go up to hang the couple.

4. A prefabricated lintel handling and lifting device as claimed in claim 3, wherein: the lower telescopic upright rod is provided with a first through hole on two sides, the upper telescopic upright rod is provided with a second through hole corresponding to the upper telescopic upright rod, and the positioning bolt penetrates through the first through hole and the second through hole.

5. A prefabricated lintel handling and lifting device as claimed in claim 3, wherein: the rotary buckle is matched with the fastening bolt.

6. The precast lintel handling and lifting device of claim 1, wherein: the lifting assembly comprises an armrest connecting rod, an armrest pipe, a hand wheel, a winding roller, a transmission rod, a connecting ring, a steel strand, a pulley block and a clamp, wherein one end of the armrest connecting rod is fixedly connected to the device main body, the armrest pipe is fixedly connected to the other end of the armrest connecting rod, the hand wheel is arranged at the left end part of the armrest pipe, the transmission rod is arranged inside the armrest pipe and fixedly connected with the hand wheel, the winding roller is arranged at the midpoint position of the armrest pipe and is fixedly connected with the transmission rod through the connecting ring, one end of the steel strand is arranged on the surface of the winding roller, the pulley block is matched with the other end of the steel strand, and the clamp is hung at the bottom of the pulley block.

7. The precast lintel handling and lifting device of claim 6, wherein: the pulley block is wound in a three-group pulley and four-strand wire mode.

8. The precast lintel handling and lifting device of claim 6, wherein: the chuck part of the clamp is of a convex shape and made of frosted materials.