CN212893628U

CN212893628U - Mechanical lifting device

Info

Publication number: CN212893628U
Application number: CN202021048568.8U
Authority: CN
Inventors: 陈康
Original assignee: 陈康
Current assignee: Yuanren intelligent equipment (Shanghai) Co.,Ltd.
Priority date: 2020-06-09
Filing date: 2020-06-09
Publication date: 2021-04-06
Anticipated expiration: 2030-06-09

Abstract

The utility model provides a mechanical lifting device relates to mechanical lift technical field. This mechanical lifting device, including mechanical lifting device, comprises a workbench, two installing frames of last fixed surface of workstation is connected with, and the inside of two installing frames is hollow structure, and the equal slip grafting in inside of two installing frames has the carriage release lever, and the inside of two carriage release levers is hollow structure, and the equal screw thread of inner diapire of two carriage release levers runs through threaded rod, and the lower extreme of two threaded rods all rotates the upper surface that runs through the workstation, and the upper surface of workstation is located two risers of the right side fixedly connected with of two installing frames. This mechanical lifting device through setting up worm, turbine, threaded rod and carriage release lever, has reached the effect that changes the stay cord and drive the maximum height that article rose, and the maximum height that has solved current lifting device and promoted generally is fixed unchangeable, and the environment that can not use as required is adjusted, makes the problem of the practical reduction of device.

Description

Mechanical lifting device

Technical Field

The utility model relates to a mechanical lifting technical field specifically is a mechanical lifting device.

Background

The lifting device is a hoisting machine for vertically transporting people or objects, is widely applied to high-altitude installation, maintenance and other operations besides serving as cargo transportation at different heights, and has the characteristic of free lifting at present, and the lifting device is widely applied to municipal maintenance, cargo transportation at wharfs and logistics centers, building decoration and the like.

There are many lifting devices at building site and use the stay cord to go up and down to article, but the maximum height that current lifting device promoted is generally fixed unchangeable, can not adjust as required environment that uses, makes the practical reduction of device.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a mechanical lifting device has solved the maximum height that current lifting device promoted and generally is fixed unchangeable, and the environment that can not use as required is adjusted, makes the problem of the practical reduction of device.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a machinery elevating gear, including mechanical elevating gear, comprises a workbench, two installing frames of last fixed surface of workstation is connected with, the inside of two installing frames is hollow structure, the inside of two installing frames all slides and pegs graft and have the carriage release lever, the inside of two carriage release levers is hollow structure, the equal screw thread of inner diapire of two carriage release levers runs through threaded rod, the upper surface that runs through the workstation is all rotated to the lower extreme of two threaded rods, the upper surface of workstation is located two risers of the right side fixedly connected with of two installing frames, be provided with the wind-up roll between two risers, the one side that runs through two risers and be close to each other is rotated respectively at the both ends of wind-up roll, the front fixedly connected with rolling motor of the riser that is located the place ahead, rolling motor's output and the positive terminal surface fixed.

Be provided with the bracing piece between two movable rods, the both ends of bracing piece are located the one end fixed connection of two installing framves top with two movable rods respectively, the below of workstation is provided with two turbines, two turbines are fixed the one end of cup jointing below two threaded rods are located the workstation respectively, the bottom surface fixedly connected with adjusting motor of workstation, adjusting motor's output fixedly connected with worm, the worm is located the left side of two turbines, two turbines are all meshed with the worm and are connected, the surface spiral winding of wind-up roll has the stay cord, the surface mounting of bracing piece has cup jointed two mounting panels, the below of bracing piece is provided with the transfer gear, the lower extreme that runs through two mounting panels is rotated respectively at the both ends of transfer gear, the upper surface of transfer gear is walked around in the one end slip that the wind-up roll was kept away from to.

Preferably, the left side and the right side of the two moving rods are fixedly connected with limiting rods, the left side and the right side of the mounting frame are fixedly connected with positioning rings, and the lower ends of the four limiting rods respectively penetrate through the upper surfaces of the four positioning rings in a sliding mode.

Preferably, the right side of transfer gear is provided with the spacing ring, and the surface at the stay cord is cup jointed in the slip of spacing ring, and the fixed cover in the upper end of spacing ring connects the surface at the bracing piece, and the spacing ring is located between two mounting panels.

Preferably, two installing frames are respectively and coaxially arranged with the two moving rods, and the two installing frames are both perpendicular to the workbench.

Preferably, the two threaded rods are arranged in parallel and are symmetrically distributed on the front side and the rear side of the limiting ring along the axis of the limiting ring.

Preferably, the support rod and the two movable rods are both arranged vertically, and the support rod and the worm are arranged in parallel.

(III) advantageous effects

The utility model provides a mechanical lifting device. The method has the following beneficial effects:

1. this mechanical lifting device, through setting up the worm, the turbine, threaded rod and carriage release lever, when needs height adjusting, start adjusting motor and drive the worm and rotate, then two turbines rotate through meshing with the worm, thereby it rotates to drive the threaded rod, the carriage release lever reciprocates through meshing with the threaded rod, then drive the bracing piece and reciprocate, reached and changed the stay cord and driven the effect of the maximum height that article rose, the maximum height that has solved current elevating gear promotion generally is fixed unchangeable, the environment that can not use as required is adjusted, the problem of the practical reduction of messenger's device.

2. This mechanical lifting device, through setting up gag lever post and holding ring, when the carriage release lever moved under the drive of threaded rod, relative movement took place for carriage release lever and installing frame to make the gag lever post slide in the holding ring, reached the effect that has improved the stability when the carriage release lever removed, solved the carriage release lever when removing because the slope that takes place causes and takes place the dead problem of card with the threaded rod.

Drawings

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

FIG. 2 is a schematic view of the connection between the adjustment motor and the worktable according to the present invention;

FIG. 3 is a schematic view of the connection between the threaded rod and the movable rod of the present invention;

fig. 4 is an enlarged structural diagram of a portion a in fig. 3 according to the present invention.

The automatic winding device comprises a workbench 1, a mounting frame 2, a moving rod 3, a threaded rod 4, a vertical plate 5, a winding motor 6, a winding roller 7, a supporting rod 8, a worm wheel 9, a worm 10, a pull rope 11, a transmission wheel 12, a mounting plate 13, supporting legs 14, a limiting rod 15, a positioning ring 16, a limiting ring 17 and an adjusting motor 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The embodiment of the utility model provides a mechanical lifting device, as shown in fig. 1-4, comprising a workbench 1, the upper surface of the workbench 1 is fixedly connected with two installation frames 2, the interiors of the two installation frames 2 are hollow structures, the interiors of the two installation frames 2 are all slidably inserted with moving rods 3, the two installation frames 2 are respectively arranged coaxially with the two moving rods 3, the two installation frames 2 are both arranged perpendicular to the workbench 1, the left and right sides of the two moving rods 3 are both fixedly connected with limit rods 15, the left and right sides of the installation frames 2 are both fixedly connected with positioning rings 16, the lower ends of the four limit rods 15 respectively slidably penetrate through the upper surfaces of the four positioning rings 16, the limit rods 15 and the positioning rings 16 are arranged to position the movement of the moving rods 3, the stability of the moving rods 3 during movement is improved, the interiors of the two moving rods 3 are both hollow structures, the inner bottom walls of the two moving rods 3 are all threaded rods 4, the lower extreme of two threaded rods 4 all rotates the upper surface that runs through workstation 1, and the upper surface of workstation 1 is located two risers 5 of the right side fixedly connected with of two installing frames 2, is provided with wind-up roll 7 between two risers 5, and the both ends of wind-up roll 7 are rotated respectively and are run through the one side that two risers 5 are close to each other, and the positive fixedly connected with rolling motor 6 of the riser 5 that is located the place ahead, and rolling motor 6 can carry out just reversal, and rolling motor 6's output and wind-up roll 7's positive terminal surface fixed connection.

A support rod 8 is arranged between the two moving rods 3, two ends of the support rod 8 are respectively fixedly connected with one ends of the two moving rods 3 above the two mounting frames 2, two turbines 9 are arranged below the workbench 1, the two turbines 9 are respectively fixedly sleeved at one ends of the two threaded rods 4 below the workbench 1, an adjusting motor 18 is fixedly connected to the bottom surface of the workbench 1, the adjusting motor 18 can rotate forward and backward, a worm 10 is fixedly connected to the output end of the adjusting motor 18, the support rod 8 and the two moving rods 3 are both vertically arranged, the support rod 8 is arranged in parallel with the worm 10, the worm 10 is arranged at the left side of the two turbines 9, the two turbines 9 and the worm 10 are both meshed and connected, a stay rope 11 is spirally wound on the outer surface of the winding roller 7, two mounting plates 13 are fixedly sleeved on the outer surface of the support rod 8, and a transmission, the both ends of transfer gear 12 are rotated the lower extreme that runs through two mounting panels 13 respectively, the one end that wind-up roll 7 was kept away from to stay cord 11 slides and walks around the upper surface of transfer gear 12, the right side of transfer gear 12 is provided with spacing ring 17, spacing ring 17 slides and cup joints the surface at stay cord 11, the fixed surface that cup joints at bracing piece 8 in the upper end of spacing ring 17, spacing ring 17 is located between two mounting panels 13, it prevents that stay cord 11 from breaking away from transfer gear 12 to set up spacing ring 17, fix a position stay cord 11, the equal fixedly connected with supporting leg 14 in bottom surface four corners department of workstation 1, two threaded rod 4 parallel arrangement, two threaded rod 4 are both sides around spacing ring 17 with the axis symmetric distribution of spacing ring 17.

The theory of operation, when needs adjust the maximum height, start adjusting motor 18 and drive worm 10 and rotate, then two turbines 9 rotate through meshing with worm 10, thereby drive threaded rod 4 and rotate, carriage release lever 3 reciprocates through meshing with threaded rod 4, then drive bracing piece 8 and reciprocate, thereby change the maximum height that stay cord 11 drove article and rise, when carriage release lever 3 moves relative installing frame 2, gag lever post 15 slides in holding ring 16, stability when improving carriage release lever 3 and removing, when going up and down, fix the one end that is located transfer gear 12 below stay cord 11 with article, start winding motor 6 and drive wind-up roll 7 and rotate, then through wind-up roll 7 to stay cord 11 rolling and unreel, thereby can go up and down article through stay cord 11.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a machinery elevating gear, includes workstation (1), its characterized in that: the upper surface of the workbench (1) is fixedly connected with two installation frames (2), the interiors of the two installation frames (2) are of a hollow structure, moving rods (3) are inserted into the interiors of the two installation frames (2) in a sliding mode, the interiors of the two moving rods (3) are of a hollow structure, threaded rods (4) penetrate through inner bottom walls of the two moving rods (3) in a threaded mode, lower ends of the threaded rods (4) penetrate through the upper surface of the workbench (1) in a rotating mode, the upper surface of the workbench (1) is located on the right side of the two installation frames (2) and fixedly connected with two vertical plates (5), a winding roller (7) is arranged between the two vertical plates (5), two ends of the winding roller (7) respectively penetrate through the surfaces, close to each other, a front face of the winding plate (5) located in front is fixedly connected with a motor (6), and the output end of the winding motor (6) is fixedly connected with the positive end face of the winding roller (7;

a supporting rod (8) is arranged between the two moving rods (3), two ends of the supporting rod (8) are respectively fixedly connected with one ends of the two moving rods (3) which are positioned above the two mounting frames (2), two turbines (9) are arranged below the workbench (1), the two turbines (9) are respectively and fixedly sleeved at one ends of the two threaded rods (4) which are positioned below the workbench (1), an adjusting motor (18) is fixedly connected with the bottom surface of the workbench (1), a worm (10) is fixedly connected with the output end of the adjusting motor (18), the worm (10) is positioned at the left side of the two turbines (9), the two turbines (9) are respectively meshed with the worm (10), a stay cord (11) is spirally wound on the outer surface of the winding roller (7), two mounting plates (13) are fixedly sleeved on the outer surface of the supporting rod (8), a conveying wheel (12) is arranged below the supporting rod (8), the both ends of transfer gear (12) rotate the lower extreme that runs through two mounting panels (13) respectively, and the one end that wind-up roll (7) was kept away from in stay cord (11) slides and walks around the upper surface of transfer gear (12), the equal fixedly connected with supporting leg (14) of bottom surface four corners department of workstation (1).

2. A mechanical lifting device according to claim 1, characterised in that: the left side and the right side of the two moving rods (3) are fixedly connected with limiting rods (15), the left side and the right side of the mounting frame (2) are fixedly connected with positioning rings (16), and the lower ends of the four limiting rods (15) respectively penetrate through the upper surfaces of the four positioning rings (16) in a sliding mode.

3. A mechanical lifting device according to claim 1, characterised in that: the right side of transfer gear (12) is provided with spacing ring (17), and spacing ring (17) slip cup joints the surface at stay cord (11), and the fixed cover in the surface of bracing piece (8) in the upper end of spacing ring (17), and spacing ring (17) are located between two mounting panels (13).

4. A mechanical lifting device according to claim 1, characterised in that: two installing frames (2) are respectively arranged coaxially with the two moving rods (3), and the two installing frames (2) are perpendicular to the workbench (1).

5. A mechanical lifting device according to claim 1, characterised in that: the two threaded rods (4) are arranged in parallel, and the two threaded rods (4) are symmetrically distributed on the front side and the rear side of the limiting ring (17) through the axis of the limiting ring (17).

6. A mechanical lifting device according to claim 1, characterised in that: the support rod (8) and the two moving rods (3) are both arranged vertically, and the support rod (8) and the worm (10) are arranged in parallel.