CN217418080U

CN217418080U - Construction elevator extends and adjusts structure

Info

Publication number: CN217418080U
Application number: CN202221485701.5U
Authority: CN
Inventors: 李绪伟
Original assignee: Tianjin Pengkai Construction Machinery Equipment Co ltd
Current assignee: Tianjin Pengkai Construction Machinery Equipment Co ltd
Priority date: 2022-06-15
Filing date: 2022-06-15
Publication date: 2022-09-13
Anticipated expiration: 2032-06-15

Abstract

The utility model discloses an extension adjusting structure of a construction elevator, which belongs to the technical field of elevators and comprises a movable plate, wherein the upper surface of the movable plate is fixedly provided with two outer cylinders, the upper surface of one outer cylinder is fixedly provided with a motor, the two outer cylinders are both provided with a support frame in a sliding way, the support frame is provided with a support rod in a sliding way, the top ends of the two support rods are provided with a same mounting box, the mounting box is provided with two clamp plates, the lower surfaces of the clamp plates are provided with connecting rods, the connecting rods are arranged in strip-shaped slideways arranged on the upper surface of the mounting box in a sliding way, the two outer cylinders are both rotatably provided with lead screws, one side of the support frame is provided with a convex block, the convex block is arranged on the outer surface of the lead screw in a threaded way, the end part of one lead screw is fixedly connected with the output shaft of the motor, and the lifting articles are fixed by utilizing the relative motion of the clamp plates through the arrangement of the clamp plates, so as to avoid shaking in use and further improve the stability of the device in use.

Description

Construction elevator extends and adjusts structure

Technical Field

The utility model relates to a lift technical field especially relates to a construction elevator extends and adjusts structure.

Background

A lifting operation platform is a multifunctional lifting mechanical device and can be divided into a fixed type, a movable type, a guide rail type, a crank arm type, a scissor fork type, a chain type, a loading and unloading platform and the like. The earliest appearance of the elevator dates back to ancient China and European countries, and people and goods are vertically conveyed by windlasss and other tools. Modern elevators are the product of the nineteenth century steam engine invention.

The height distance of the small-size lifter of the existing construction lifter is limited, and under the condition that the distance is higher, a worker is required to build a support to transport the lifting platform, the support needs to be disassembled after use, the operation is troublesome, and the working efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a construction elevator extends and adjusts structure, the high distance of having solved current construction elevator small-size lift is limited, under the higher condition of a bit apart from, needs the staff to build the support and transports the elevating platform, need dismantle the support after the use, troublesome poeration and the problem that reduces work efficiency.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a construction elevator extension adjusting structure comprises a movable plate, wherein two outer cylinders are fixedly arranged on the upper surface of the movable plate, a motor is fixedly arranged on the upper surface of one outer cylinder, support frames are respectively and slidably arranged on the two outer cylinders, support rods are slidably arranged in the support frames, the top ends of the two support rods are provided with a same installation box, two clamping plates are arranged on the installation box, connecting rods are arranged on the lower surfaces of the clamping plates and are slidably arranged in strip-shaped slideways formed in the upper surface of the installation box, lead screws are respectively and rotatably arranged in the two outer cylinders, a protruding block is arranged on one side of each support frame and is in threaded arrangement on the outer surface of each lead screw, the end part of one lead screw is fixedly connected with an output shaft of the motor, belt pulleys II are respectively and fixedly arranged on the outer surfaces of the two lead screws, and the two belt pulleys II are in transmission connection, two pivots and two are installed to the support frame internal rotation the equal fixed mounting in surface of pivot has the gear, two the equal fixed mounting in surface of pivot has belt pulley one, two through a belt drive connection between the belt pulley one, the equal fixed mounting in a side of urceolus inner wall and bracing piece has tooth dental lamina, below gear and the meshing of tooth dental lamina on the urceolus inner wall, top the gear mesh mutually with the tooth dental lamina on the bracing piece.

By adopting the scheme, the outer barrel, the support frame, the support rod, the motor, the lead screw, the first belt pulley, the rotating shaft, the gear and the tooth plate are arranged, the lead screw is driven by the motor to rotate, the support frame is driven by the lead screw to move upwards, the two gears are driven by the upward movement of the support frame to move upwards synchronously, the gear moves upwards while the tooth plate in the outer barrel drives the gear below to rotate, the gear below drives the rotating shaft below to rotate synchronously, the rotating shaft below drives the rotating shaft above and the gear to rotate synchronously through the first belt pulley and the belt pulley, the tooth plate on the support rod is driven by the gear above to move upwards, the support rod and the support frame are synchronously stretched, the height adjusting work of the device is realized, the synchronous rising of the support frame and the support rod is utilized, the height adjusting distance is increased, the use is convenient, the device is convenient to stretch and retract, the device occupation space is reduced, the universality of the device usage is increased, the work of building and disassembling the bracket by workers is avoided, the work efficiency is further improved, and through the arrangement of the clamping plates, the lifting articles are fixed by utilizing the relative movement of the clamping plates so as to avoid shaking in the use process and further improve the use stability of the device.

In the above scheme, it should be noted that the motor is electrically connected to an external power supply.

As a preferred scheme of the utility model, two the equal fixed mounting of lower surface of connecting rod has the sliding plate, the handle, two are installed to the tip that the installation box internal rotation was installed two-way threaded rod and two-way threaded rod the sliding plate is threaded mounting respectively on two sections screw threads of two-way threaded rod.

Adopt above-mentioned scheme, through setting up two-way threaded rod and sliding plate, utilize two-way threaded rod to rotate and drive two sliding plate relative motion, sliding plate relative motion drives two splint relative motion through the connecting rod, is convenient for fix lifting object article, avoids the in-process of using to take place to rock to improve the stability that the device used.

As a preferred scheme of the utility model, both sides all are provided with the slide bar, two around the two-way threaded rod the equal fixed mounting of slide bar is at the install bin inner wall, the both ends of sliding plate difference slidable mounting is at the surface of two slide bars.

By adopting the scheme, the sliding rod is arranged, the sliding plate is guided in a limiting manner by the sliding rod, and the sliding plate is prevented from shaking in the movement process, so that the normal movement of the sliding plate is ensured, and the movement stability of the sliding plate is improved.

As an optimized scheme of the utility model, the last surface slidable mounting of movable plate has two expansion brackets, the other end slidable mounting of expansion bracket is at the lower surface of install bin.

By adopting the scheme, the telescopic frame is arranged, and the telescopic frame is utilized to support the installation box, so that the use stability of the installation box is improved.

As a preferred scheme of the utility model, the hinge rod tip on expansion bracket bottom and top all rotates installs trapezoidal slider, the spout has all been seted up to the one side that install bin and movable plate are relative, slider slidable mounting is in the spout.

Adopt above-mentioned scheme, through setting up the slider, utilize the slider to play the effect of direction to the expansion bracket, the slider sets up to trapezoidal simultaneously, avoids taking place the skew condition that drops in the support frame motion process, guarantees the normal motion of expansion bracket.

As a preferred scheme of the utility model, fixed mounting has the spring between the articulated shaft of expansion bracket the top and the articulated shaft of below.

Adopt above-mentioned scheme, through setting up the spring, utilize the elasticity of spring to order about the spring extension, make the spring drive expansion bracket upwards extend, play the effect that upwards supports, simple structure, convenient operation to the install bin.

The utility model discloses in:

this construction elevator extends regulation structure is through setting up the urceolus, the support frame, the bracing piece, including a motor, an end cap, a controller, and a cover plate, the lead screw, belt I, belt pulley I, the apparatus further comprises a rotating shaft, gear and tooth dental lamina, the motor drives the lead screw and rotates, the lead screw drives the support frame upward movement and makes the support frame drive two gear upward movements, tooth dental lamina in the gear movement cooperation urceolus orders about below gear revolve, the gear cooperation pivot of messenger's below, belt I and belt pulley drive the gear revolve of top, make the tooth dental lamina on the gear cooperation bracing piece of top drive the bracing piece upward movement, make bracing piece and support frame extend in step, thereby the distance of altitude mixture control has been improved, and be convenient for pack up the device and reduce the occuping of space, avoided the workman to build and dismantle support work, improve work efficiency.

Drawings

FIG. 1 is a schematic view of the present invention;

fig. 2 is a schematic view of another angle structure of the present invention;

FIG. 3 is a schematic sectional view of the installation box of the present invention;

FIG. 4 is a schematic sectional view of the outer barrel of the present invention;

fig. 5 is another angle structure diagram of the cross section of the outer barrel of the present invention.

In the figure: 1. moving the plate; 2. a bidirectional threaded rod; 3. a slide bar; 4. a sliding plate; 5. a connecting rod; 6. a splint; 7. installing a box; 8. a motor; 9. a lead screw; 10. a support frame; 11. a gear; 12. a tooth plate; 13. a rotating shaft; 14. a first belt pulley; 15. a first belt; 16. a support bar; 17. an outer cylinder; 18. a second belt pulley; 19. a second belt; 20. a telescopic frame; 21. a spring; 22. a slide block.

Detailed Description

Examples

Referring to fig. 1-5, the utility model provides a construction elevator extension adjusting structure, which comprises a movable plate 1, two outer cylinders 17 are fixedly arranged on the upper surface of the movable plate 1, a motor 8 is fixedly arranged on the upper surface of one outer cylinder 17, a support frame 10 is respectively and slidably arranged on the two outer cylinders 17, a support rod 16 is slidably arranged in the support frame 10, the top ends of the two support rods 16 are provided with a same installation box 7, two clamping plates 6 are arranged on the installation box 7, a connecting rod 5 is arranged on the lower surface of the clamping plate 6, the connecting rod 5 is slidably arranged in a strip-shaped slideway arranged on the upper surface of the installation box 7, sliding plates 4 are respectively and fixedly arranged on the lower surfaces of the two connecting rods 5, a bidirectional threaded rod 2 is rotatably arranged in the installation box 7, a handle is arranged at the end part of the bidirectional threaded rod 2, the two sliding plates 4 are respectively and threadedly arranged on two sections of the bidirectional threaded rod 2, by arranging the bidirectional threaded rod 2 and the sliding plates 4, the two sliding plates 4 are driven to move relatively by the rotation of the bidirectional threaded rod 2, and the two clamping plates 6 are driven to move relatively by the relative movement of the sliding plates 4 through the connecting rods 5, so that lifting articles can be conveniently fixed, and the shaking in the use process is avoided, so that the use stability of the device is improved;

the front side and the rear side of the bidirectional threaded rod 2 are respectively provided with a slide rod 3, the two slide rods 3 are fixedly arranged on the inner wall of the installation box 7, two ends of the sliding plate 4 are respectively slidably arranged on the outer surfaces of the two slide rods 3, and the slide rods 3 are arranged to play a role in limiting and guiding the sliding plate 4, so that the sliding plate 4 is prevented from shaking in the movement process, the normal movement of the sliding plate 4 is ensured, and the movement stability of the sliding plate 4 is improved;

the upper surface of the moving plate 1 is slidably provided with two telescopic frames 20, the other ends of the telescopic frames 20 are slidably arranged on the lower surface of the installation box 7, and the telescopic frames 20 are arranged to support the installation box 7 so as to improve the use stability of the installation box 7;

trapezoidal sliding blocks 22 are rotatably mounted at the end parts of the hinged rods at the bottom end and the top end of the telescopic frame 20, sliding grooves are formed in the opposite surfaces of the mounting box 7 and the movable plate 1, the sliding blocks 22 are slidably mounted in the sliding grooves, the sliding blocks 22 are arranged to guide the telescopic frame 20, and meanwhile, the sliding blocks 22 are trapezoidal, so that the situation that the support frame 10 deviates and falls off in the movement process is avoided, and the normal movement of the telescopic frame 20 is ensured;

a spring 21 is fixedly arranged between the uppermost hinging shaft and the lowermost hinging shaft of the telescopic frame 20, and through the arrangement of the spring 21, the spring 21 is driven by the elasticity of the spring 21 to extend, so that the spring 21 drives the telescopic frame 20 to extend upwards, and an upward supporting effect is realized on the installation box 7, and the telescopic frame is simple in structure and convenient to operate;

the two outer cylinders 17 are internally and rotatably provided with screw rods 9, one side of the support frame 10 is provided with a convex block which is arranged on the outer surface of the screw rod 9 in a threaded manner, the end part of one screw rod 9 is fixedly connected with an output shaft of the motor 8, the outer surfaces of the two screw rods 9 are fixedly provided with belt pulleys 18, the two belt pulleys 18 are in transmission connection through a belt pulley 19, the support frame 10 is rotatably provided with two rotating shafts 13, the outer surfaces of the two rotating shafts 13 are fixedly provided with gears 11, the outer surfaces of the two rotating shafts 13 are fixedly provided with belt pulleys 14, the two belt pulleys 14 are in transmission connection through a belt pulley 15, the inner wall of the outer cylinder 17 and one side surface of the support rod 16 are fixedly provided with tooth plates 12, the lower gear 11 is meshed with the tooth plate 12 on the inner wall of the outer cylinder 17, and the upper gear 11 is meshed with the tooth plate 12 on the support rod 16, by arranging the outer cylinder 17, the support frame 10, the support rod 16, the motor 8, the lead screw 9, the belt pulley, the rotating shaft 13, the gear 11 and the tooth plate 12, the motor 8 is utilized to drive the lead screw 9 to rotate, the lead screw 9 drives the support frame 10 to move upwards, the support frame 10 moves upwards to drive the two gears 11 to synchronously move upwards, the gear 11 moves upwards and simultaneously drives the lower gear 11 to rotate by utilizing the tooth plate 12 in the outer cylinder 17, the lower gear 11 rotates to drive the lower rotating shaft 13 to synchronously rotate, so that the lower rotating shaft 13 drives the upper rotating shaft 13 and the gear 11 to synchronously rotate by virtue of the belt I15 and the belt pulley I14, the tooth plate 12 on the support rod 16 is driven by the rotation of the upper gear 11 to drive the support rod 16 to move upwards, the support rod 16 and the support frame 10 are synchronously stretched, the height adjusting work of the device is realized, the synchronous rising of the support frame 10 and the support rod 16 is utilized, the height adjusting distance is improved, convenient to use is convenient for stretch out and draw back and pack up the device, has reduced device occupation space, increases the universality that the device used, has avoided the workman to build and has dismantled support work, further improves work efficiency, through setting up splint 6, utilizes 6 relative motion of splint to fix lift article to take place to rock when avoiding using, further improves the stability that the device used.

The working principle is as follows: when the lifting device is used, firstly, lifting objects are placed on the installation box 7, then the handle is rotated to drive the two-way threaded rod 2 to rotate, the two-way threaded rod 2 rotates to drive the two sliding plates 4 to move relatively, the two sliding plates 4 move to drive the two clamping plates 6 to move relatively through the connecting rod 5, so as to realize the clamping and fixing work of the lifting objects, then the motor 8 is turned on, the motor 8 drives the lead screw 9 on one side to rotate, the lead screw 9 rotates to drive the support frame 10 to move upwards, the support frame 10 moves to drive the two gears 11 to move upwards synchronously through the rotating shaft 13, the gear 11 drives the lower gear 11 to rotate through the tooth plate 12 in the outer barrel 17 in the upward movement process, the lower gear 11 rotates to drive the lower rotating shaft 13 to rotate, the lower rotating shaft 13 rotates to drive the upper rotating shaft 13 and the gear 11 to rotate by using the belt pulley I14 and the belt pulley II 18, the tooth plate 12 on the support rod 16 is driven by the rotation of the upper gear 11 to drive the support rod 16 to move upwards, meanwhile, the first belt pulley 14 and the second belt pulley 18 are used for driving the screw rods 9 on the two sides to synchronously rotate, so that the support rods 16 on the two sides synchronously move upwards, the support frame 10 and the support rods 16 are synchronously stretched, and the height adjusting work of the device is finished.

Claims

1. The utility model provides a construction elevator extends regulation structure, its characterized in that includes movable plate (1), the last fixed surface of movable plate (1) installs two urceolus (17), one of them the last fixed surface of urceolus (17) installs motor (8), two equal slidable mounting has support frame (10) on urceolus (17), slidable mounting has bracing piece (16) in support frame (10), two same install bin (7) is installed on the top of bracing piece (16), be provided with two splint (6) on install bin (7), the lower surface mounting of splint (6) has connecting rod (5), connecting rod (5) slidable mounting is in the bar slide that the upper surface of install bin (7) was seted up, two all rotate in urceolus (17) and install lead screw (9), one side of support frame (10) is provided with bulge and the surface at lead screw (9) of bulge screw thread mounting, the end part of one of the screw rods (9) is fixedly connected with an output shaft of the motor (8), the outer surfaces of the two screw rods (9) are fixedly provided with a second belt pulley (18), the two second belt pulleys (18) are in transmission connection through a second belt (19), two rotating shafts (13) are rotatably mounted in the support frame (10), gears (11) are fixedly mounted on the outer surfaces of the two rotating shafts (13), belt pulleys (14) are fixedly mounted on the outer surfaces of the two rotating shafts (13), the two belt pulleys (14) are in transmission connection through a belt (15), the equal fixed mounting in a side of urceolus (17) inner wall and bracing piece (16) has tooth dental lamina (12), below gear (11) and urceolus (17) inner wall on tooth dental lamina (12) mesh mutually, the top gear (11) and bracing piece (16) on tooth dental lamina (12) mesh mutually.

2. The extension adjusting structure of a construction elevator as claimed in claim 1, wherein sliding plates (4) are fixedly mounted on the lower surfaces of the two connecting rods (5), a bidirectional threaded rod (2) is rotatably mounted in the mounting box (7), a handle is mounted on the end of the bidirectional threaded rod (2), and the two sliding plates (4) are respectively screw-mounted on two sections of threads of the bidirectional threaded rod (2).

3. The construction elevator extension adjusting structure according to claim 2, wherein the two-way threaded rod (2) is provided with sliding rods (3) at the front and rear sides, both sliding rods (3) are fixedly mounted on the inner wall of the mounting box (7), and both ends of the sliding plate (4) are respectively slidably mounted on the outer surfaces of both sliding rods (3).

4. A construction elevator reach adjustment structure as claimed in claim 1, wherein two telescopic frames (20) are slidably installed on the upper surface of the moving plate (1), and the other ends of the telescopic frames (20) are slidably installed on the lower surface of the installation box (7).

5. The extension adjusting structure of the construction hoist as claimed in claim 4, wherein the end portions of the hinged rods at the bottom end and the top end of the telescopic frame (20) are rotatably provided with trapezoidal sliding blocks (22), sliding grooves are formed in the opposite surfaces of the mounting box (7) and the moving plate (1), and the sliding blocks (22) are slidably mounted in the sliding grooves.

6. The extension adjusting structure of a construction hoist as claimed in claim 5, wherein a spring (21) is fixedly installed between the uppermost hinge shaft and the lowermost hinge shaft of the expansion bracket (20).