CN217600325U

CN217600325U - Elevating gear for building engineering

Info

Publication number: CN217600325U
Application number: CN202221004606.9U
Authority: CN
Inventors: 陈岩; 裴玉超
Original assignee: Shandong Longyuan Survey Technology Co ltd
Current assignee: Shandong Longyuan Survey Technology Co ltd
Priority date: 2022-04-27
Filing date: 2022-04-27
Publication date: 2022-10-18
Anticipated expiration: 2032-04-27

Abstract

The utility model provides a lifting device for constructional engineering, which belongs to the field of constructional engineering equipment and comprises a base, a top seat and a lifting platform, wherein lifting frames are symmetrically arranged at two ends of the top of the base, the top ends of the lifting frames are fixedly connected with the bottom end of the top seat, and the lifting platform is arranged between the two lifting frames; the two ends of the top of the base are also fixedly provided with motors, and the output ends of the motors are fixedly connected with reels; the two ends of the top seat are fixedly provided with roller wheel brackets, and the roller wheel brackets are rotatably provided with roller wheels; hooks are fixedly arranged at two ends of the top of the lifting platform; the reel, the roller and the hook are in transmission connection through a steel cable. The problem of current elevating gear for building engineering not firm enough, have the potential safety hazard, poor stability is solved.

Description

Lifting device for building engineering

Technical Field

The utility model belongs to building engineering equipment field, concretely relates to elevating gear for building engineering.

Background

The building construction is a production process with complex technology, building construction workers are required to exert intelligence and creatively apply materials, mechanics, structures, processes and other theories to solve the technical problems which constantly appear in the construction, the engineering quality and the construction safety are ensured, the construction process is a process which carries out multiple worker operations in limited time and certain space, the supply of hundreds of thousands of materials and the operation of various mechanical equipment, and therefore scientific and advanced organization and management measures and advanced construction processes are required to be adopted to fully complete the production process, and the process is a process with higher economy;

in the construction, often need elevating gear to the eminence to transport some materials, perhaps the workman takes elevating gear to the eminence, however the structure of many adoption slings of these devices is not firm enough, has the potential safety hazard, and these elevating gear are mostly installed temporarily, stabilize inadequately, have the risk of toppling over.

SUMMERY OF THE UTILITY MODEL

Defect perhaps not enough to among the prior art, the utility model provides a lifting device for building engineering has solved current lifting device for building engineering and has not firm enough, has the potential safety hazard, poor stability's problem.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the embodiment of the utility model provides a lifting device for constructional engineering, which comprises a base, a top seat and a lifting platform, wherein lifting frames are symmetrically arranged at two ends of the top of the base, the top ends of the lifting frames are fixedly connected with the bottom end of the top seat, and the lifting platform is arranged between the two lifting frames;

the two ends of the top of the base are also fixedly provided with motors, and the output ends of the motors are fixedly connected with reels; the two ends of the top seat are fixedly provided with roller wheel brackets, and the roller wheel brackets are rotatably provided with roller wheels; two hooks are fixedly arranged at two ends of the top of the lifting platform; the reel, the roller and the hook are in transmission connection through a steel cable.

Furthermore, a movable groove is formed in the middle of the inner side of the lifting frame, a sliding rod is arranged in the movable groove, one end of the sliding rod is connected with the base, and the other end of the sliding rod is connected with the top base.

Furthermore, bosses are arranged at the middle positions of the two ends of the lifting platform, and sliding holes are formed in the bosses.

Furthermore, a plurality of sliding grooves are formed in the inner side of the lifting frame and are respectively located on two sides of the movable groove.

Furthermore, a plurality of pulleys are rotatably arranged at two ends of the lifting platform and are respectively positioned at two sides of the boss.

Furthermore, through holes for the steel cable to pass through are further formed in the two ends of the top seat, and the inner diameter of each through hole is larger than the diameter of the steel cable.

Furthermore, the top end of the base is also provided with a plurality of hydraulic buffers, and the hydraulic buffers are positioned between the two lifting frames and below the lifting platform.

Further, one end of the sliding rod, which is close to the bottom plate, is wound with a compression spring.

Further, a plurality of movable wheels are symmetrically arranged at two ends of the bottom of the base.

Furthermore, a plurality of supporting blocks are symmetrically arranged at two ends of the base, threaded holes are formed in the supporting blocks, and threaded supporting rods matched with the threaded holes are in threaded connection.

The utility model has the advantages that:

1. the lifting platform is arranged between the two lifting frames, and the two motors drive the steel cable to control the lifting platform to lift, so that the stability of the lifting platform in the lifting or descending process is improved.

2. Through set up activity groove, slide bar, spout in crane inboard, set up boss, slide opening, pulley at lift platform's both ends, the slide bar is mutually supported with the pulley, and the spout is mutually supported with the runner, has guaranteed lift platform elevating movement's stationarity.

3. Through compression spring and hydraulic buffer's setting, can cushion when lift platform whereabouts, avoid the decline express delivery at the excessive speed, it is safer.

Drawings

Fig. 1 is a schematic view of the overall structure of a lifting device in an embodiment of the present invention;

FIG. 2 is a schematic view of the connection structure of the lifting frame and the lifting platform in the embodiment of the present invention;

wherein, 1, a base; 2. a top seat; 3. a lifting platform; 4. a lifting frame; 5. a movable groove; 6. a slide bar; 7. a boss; 8. a chute; 9. a pulley; 10. a motor; 11. a reel; 12. a roller bracket; 13. a roller; 14. a steel cord; 15. a through hole; 16. a hydraulic buffer; 17. a compression spring; 18. a moving wheel; 19. a support block; 20. a spiral supporting rod.

Detailed Description

The present disclosure is further illustrated by the following examples in conjunction with the accompanying drawings.

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the invention. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the invention. As used herein, the singular forms "a", "an", and/or "the" are intended to include the plural forms as well, unless the invention expressly state otherwise, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof;

for convenience of description, the words "upper", "lower", "left" and "right" in the present invention, if any, merely indicate that the directions of movement of the device or element are consistent with those of the drawings, and do not limit the structure, but merely facilitate the description of the invention and simplify the description, rather than indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.

The term interpretation section: the terms "mounted," "connected," "fixed," and the like in the present invention are to be understood in a broad sense, for example, they may be fixedly connected, detachably connected, or integrated; the two components can be connected mechanically or electrically, directly or indirectly through an intermediate medium, or connected internally or in an interaction relationship, and specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The utility model discloses a typical embodiment, as shown in fig. 1 and fig. 2, a elevating gear for building engineering, including base 1, footstock 2 and lift platform 3, the both ends symmetry is provided with crane 4 about the 1 top of base, 4 one ends of crane and 1 fixed connection of base, the other end and 2 fixed connection of footstock, lift platform 3 sets up between two cranes 4.

The middle position department of 4 inboards of crane is provided with activity groove 5, be provided with slide bar 6 in the

activity groove

5, 6 one end of slide bar are connected with base 1, and the other end is connected with footstock 2, lift platform both ends middle position department is provided with the boss 7 with 5 looks adaptations of activity groove, boss 7 middle part is provided with the slide opening with 6 looks adaptations of slide bar, slide bar 6 passes the slide opening makes boss 7 can follow 5 length direction free slip in activity groove.

The inner side of the lifting frame 4 is also provided with a plurality of sliding grooves 8, the number of the sliding grooves 8 is two, the two sliding grooves 8 are respectively positioned at two sides of the movable groove 5, and the length of each sliding groove 8 is the same as that of the movable groove 5. 3 both ends of lift platform still rotate and install a plurality of pulleys 9, pulley 9 has two, is located the both sides of boss 7 respectively,

pulley

9 and 8 looks adaptations of spout, pulley 9 can freely remove in spout 8.

Pulley 9 and spout 8 are mutually supported, can reduce the frictional force that the both ends received when lift platform 3 goes up and down, slide bar 6 and slide opening mutually support, can play the guide effect to lift platform 3's elevating movement. Through set up activity groove 5, slide bar 6 and spout 8 in crane 4 inboard, be provided with boss 7, slide opening and pulley 9 at lift platform 3 both ends, improved the stationarity of lift platform 3 between two cranes 4, further improved the security of lift motion.

Still fixed mounting has motor 10 at the both ends at base 1 top, motor 10 is located the outside of crane 4, the output fixedly connected with reel 11 of motor 10, the both sides fixed mounting at 2 tops of footstock has roller bracket 12, roller bracket 12 rotates and installs gyro wheel 13, gyro wheel 13 is connected through 14 transmissions of cable wire with

reel

11, 2 both ends of footstock are provided with the through-hole 15 that supplies the cable wire to pass, lifting platform 3's top both sides fixed mounting has the couple, the one end that motor 10 was kept away from to cable wire 14 passes through-hole 15 and couple fixed connection on the footstock 2.

It can be known that the inner diameter of the through hole 15 is larger than the diameter of the steel cable 14, and there is no interference with the through hole 15 during the movement of the steel cable 14, so as to avoid the through hole from influencing the movement of the steel cable 14 and reduce the transmission efficiency.

The motor 10 drives the reel 11 to rotate, thereby controlling the winding and unwinding of the steel cable 14 and further driving the lifting platform 3 to perform lifting movement. The motor 10 is electrically connected with an external control device, and the positive and negative rotation of the motor 10 can be controlled through the external control device.

The top of base 1 still is provided with a plurality of hydraulic buffer 16, hydraulic buffer 16 is located between two crane 4, lift platform 3 below, the one end that slide bar 3 is close to bottom plate 1 is twined compression spring 17, cushions lift platform 3 through setting up hydraulic buffer 16 and compression spring 17, reduces the impact force that lift platform 3 received at the in-process that descends to reach the purpose of steady lift.

The bottom of the base 1 is rotatably provided with a plurality of movable wheels 18, the number of the movable wheels 18 is four, the movable wheels are symmetrically arranged on two sides of the bottom of the base 1, the movable wheels 18 are anti-skidding rubber wheels, the base 1 is further provided with a plurality of supporting blocks 19, the number of the supporting blocks 19 is four, the movable wheels are symmetrically arranged at two ends of the base 1, the top of each supporting block 19 is in threaded connection with a threaded supporting rod 20 which penetrates through and extends to the bottom of the corresponding supporting block, threaded holes matched with the threaded supporting rods 20 are formed in the supporting blocks 19, and threads with lengths larger than the vertical distance from the bottom of the corresponding supporting block 19 to the bottom of the movable wheels 18 are formed in the outer wall of the threaded supporting rods 20.

Principle of operation

During the use, at first rotatory screw thread bracing piece makes removal wheel and ground break away from the contact, ensures the stability at the hoist and mount in-process, then the starter motor, through external control device control motor just reversing, under the transmission of cable wire, lift platform can reciprocate between two lift posts to realize passing through lift platform transmission building material and construction worker's purpose. After the use is finished, the threaded supporting rod is rotated in the direction, so that the moving wheel is contacted with the ground, and the lifting device can be pushed to be transferred to a safe place.

Wherein through set up slide bar and spout in two crane inboards, cooperate with the slide opening and the pulley that lift platform both ends set up, make two cranes play direction and limiting displacement, two motors drive the motion of cable wire control lift platform simultaneously, have further guaranteed lift platform more steady at rising or decline in-process.

In addition, when the lifting platform descends, the lifting platform is buffered through the compression spring and the hydraulic buffer, the descending speed can be prevented from being too high, and the safety performance of the device is improved.

The above description is only a preferred embodiment of the present disclosure and is not intended to limit the present disclosure, and various modifications and changes may be made to the present disclosure by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present disclosure should be included in the protection scope of the present disclosure.

Claims

1. A lifting device for constructional engineering is characterized by comprising a base, a top seat and a lifting platform, wherein lifting frames are symmetrically arranged at two ends of the top of the base, the top ends of the lifting frames are fixedly connected with the bottom end of the top seat, and the lifting platform is arranged between the two lifting frames;

the two ends of the top of the base are also fixedly provided with motors, and the output ends of the motors are fixedly connected with reels; the two ends of the top seat are fixedly provided with roller wheel brackets, and the roller wheel brackets are rotatably provided with roller wheels; hooks are fixedly arranged at two ends of the top of the lifting platform; the reel, the roller and the hook are in transmission connection through a steel cable.

2. The lifting device for building engineering of claim 1, wherein a movable groove is arranged at the middle position of the inner side of the lifting frame, a sliding rod is arranged in the movable groove, one end of the sliding rod is connected with the base, and the other end of the sliding rod is connected with the top base.

3. The lifting device for building engineering of claim 1, wherein a boss is arranged at the middle position of two ends of the lifting platform, and a sliding hole is arranged on the boss.

4. The elevating device for construction engineering as claimed in claim 1, wherein the elevating frame is further provided with a plurality of sliding grooves at the inner side thereof, respectively at both sides of the movable groove.

5. The elevating device for construction engineering as claimed in claim 1, wherein a plurality of pulleys are rotatably installed at both ends of the elevating platform, respectively at both sides of the boss.

6. The lifting device for building engineering of claim 1, wherein the two ends of the top seat are further provided with through holes for the steel cable to pass through, and the inner diameter of the through holes is larger than the diameter of the steel cable.

7. The elevating device for building engineering as claimed in claim 1, wherein the top of the base is further provided with a plurality of hydraulic buffers, and the plurality of hydraulic buffers are located between the two elevating frames and below the elevating platform.

8. The construction lifting device as claimed in claim 2, wherein the sliding rod is wound with a compression spring at an end thereof adjacent to the bottom plate.

9. The elevating device for construction engineering as claimed in claim 1, wherein a plurality of moving wheels are symmetrically disposed at both ends of the bottom of the base.

10. The lifting device for building engineering of claim 1, wherein a plurality of supporting blocks are symmetrically arranged at two ends of the base, threaded holes are formed in the supporting blocks, and threaded supporting rods matched with the threaded holes are in threaded connection with the supporting blocks.