CN217808388U - Electric power accessory overhead hoist - Google Patents
Electric power accessory overhead hoist Download PDFInfo
- Publication number
- CN217808388U CN217808388U CN202222159509.3U CN202222159509U CN217808388U CN 217808388 U CN217808388 U CN 217808388U CN 202222159509 U CN202222159509 U CN 202222159509U CN 217808388 U CN217808388 U CN 217808388U
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- pulley
- rope
- lifting rope
- lifting
- gallows
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Abstract
The utility model provides an electric power accessory overhead hoist, including gallows, loop wheel machine and lifting rope, gallows and loop wheel machine are installed respectively at the upper end and the lower extreme of wire pole, and the loop wheel machine includes driving motor and wind-up roll, and driving motor rotates with the wind-up roll to be connected, are equipped with fixed pulley, diverting pulley and guide pulley on the gallows, and the fixed pulley is installed at the gallows front end, and the guide pulley is installed in the gallows rear end, and the guide pulley is installed on the gallows of diverting pulley one side, the winding of lifting rope one end is on the wind-up roll, and the lifting rope other end is connected with the couple behind guide pulley, diverting pulley, fixed pulley respectively. The utility model discloses the pulley atress is even on the gallows, installs long service life, and the gallows below does not have the hindrance, the handling of being convenient for, and the loop wheel machine is located the gallows side, and is dangerous low.
Description
Technical Field
The utility model relates to an electric power construction technical field, especially an electric power accessory overhead hoist.
Background
When power construction is performed, a maintenance worker needs to hoist a required power fitting to a high place of a telegraph pole through a hoisting device when performing construction work on the telegraph pole.
The hoisting device adopted at present comprises a hoisting frame, a crane and a hoisting rope, wherein the hoisting frame is arranged at the upper end of a telegraph pole, and the front end of the hoisting frame is provided with a fixed pulley; the loop wheel machine is installed at the wire pole lower extreme, and the loop wheel machine includes driving motor and wind-up roll, and lifting rope one end winding is on the wind-up roll, and the other end is connected with the couple behind the fixed pulley, drives the wind-up roll through driving motor and rotates and carry out the rolling to the lifting rope to realize handling work, this kind of overhead hoist still has following not enough when the site operation:
1. because only the front end of the hanger is provided with the fixed pulley, stress points in the hoisting process are all positioned on the single fixed pulley, the hanger can be used for a long time, particularly large-scale accessories are hoisted, the fixed pulley rotates in an overload way, and the service life of the device is shortened;
2. because the lifting rope from the winding roller to the lifting ring, the telegraph pole and the lifting frame form a triangular blocking area, the fittings are lifted upwards, the moving space of the fittings is narrowed, and the lifting of large-scale fittings is not facilitated;
3. when the hoisting device is installed, the crane can only be positioned under the hoisting frame, so that the personnel on the ground have higher danger when operating the crane.
SUMMERY OF THE UTILITY MODEL
In order to solve the deficiencies of the prior art, the utility model provides a long service life, the handling of being convenient for, dangerous low electric power accessory overhead hoist.
The utility model adopts the technical proposal that: the automatic winding device comprises a hanger, a crane and a lifting rope, wherein the hanger and the crane are respectively arranged at the upper end and the lower end of a telegraph pole, the crane comprises a driving motor and a winding roller, the driving motor is rotationally connected with the winding roller, a fixed pulley, a steering pulley and a guide pulley are arranged on the hanger, the fixed pulley is arranged at the front end of the hanger, the steering pulley is arranged at the rear end of the hanger, the guide pulley is arranged on the hanger on one side of the steering pulley, one end of the lifting rope is wound on the winding roller, and the other end of the lifting rope is connected with a hook after passing through the guide pulley, the steering pulley and the fixed pulley. Through the arrangement of the three pulleys, the whole stress is uniformly distributed on the hanging bracket through the pulleys, so that the service life of the whole device is prolonged; the lifting rope passes through the guide pulley, the steering pulley and the fixed pulley on the lifting frame respectively, so that no lifting rope is blocked below the lifting frame in the whole lifting process, and the lifting is convenient; and through the installation of guide pulley and diverting pulley for the loop wheel machine is located gallows side below, and not under the gallows, greatly reduced personnel's danger of operating the loop wheel machine.
The fixed pulley and the guide pulley are rotationally connected with the hanger through a transverse rotating shaft, the steering pulley is rotationally connected with the hanger through a vertical rotating shaft, one end of the vertical rotating shaft of the steering pulley is connected with the hanger, the other end of the vertical rotating shaft of the steering pulley is connected with an L-shaped fixed plate, one end of the L-shaped fixed plate is fixedly arranged on the hanger, the other end of the L-shaped fixed plate is rotationally connected with a lifting rope baffle through a pin shaft, a magnet is embedded in the lower end of the lifting rope baffle and buckled on the hanger, and a lifting rope is positioned between the steering pulley and the lifting rope baffle; the fixed pulley, the steering pulley and the guide pulley are pulleys with H-shaped axial sections; the H-shaped pulley can ensure that the lifting rope is always clamped in the pulley, and the inner lifting rope of the steering pulley is positioned through the lifting rope baffle plate, so that the lifting rope is prevented from slipping from the steering pulley after being relieved of force, and the use of the device is prevented from being influenced; the magnet through lifting rope baffle lower extreme inhales the lifting rope baffle on the gallows surface, has both guaranteed the tightness of lifting rope baffle block, conveniently opens again and takes out the lifting rope in the diverting pulley from the gallows.
The wind-up roll is a cylinder with two ends gradually reduced towards the center. Such cylinder design, it is lower to leave ground height when the handling accessory, and the lifting rope diameter on the wind-up roll is less, and under the certain circumstances of driving motor rotational speed, its handling rising speed is slower, can reduce the accessory because the top lifting rope increases and the shake sense that increases like this, and then guarantees the stability of handling in-process.
The lifting machine is provided with an installation plate and a lifting rope positioning column, the installation plate is located below the driving motor and is installed on a telegraph pole, the lifting rope positioning column is located above the rope outlet end of the winding roller and is perpendicular to the winding roller, two ends of the lifting rope positioning column are rotatably connected with positioning supports fixed on two sides of the installation plate, the outer surface of the lifting rope positioning column is tangent to the vertical axis of the guide pulley, and a lifting rope upwards and perpendicularly passes through the guide pulley through the outer surface of the lifting rope positioning column. The lifting rope positioning column ensures that the lifting rope always vertically passes through the guide pulley when the winding roller winds and releases the lifting rope, and the stability of the device during operation is improved.
The rope winding mechanism is further arranged on the crane and comprises a roller, a crank and a rope winding support, the roller is located above the rope winding end of the winding roller and perpendicular to the winding roller, two ends of the roller are rotatably connected with the rope winding supports fixed on two sides of the mounting plate, and the roller extends out of the rope winding support far away from the side of the wire rod and is fixedly connected with the crank. The rope winding mechanism can ensure that the whole device is provided with a lifting rope with enough length, and the redundant lifting rope at the rope inlet end of the winding roller can be timely stored by rotating the crank.
The utility model has the advantages that:
1. through the arrangement of the three pulleys, the whole stress is uniformly distributed on the hanging bracket through the pulleys, so that the service life of the whole device is prolonged;
2. the lifting rope passes through the guide pulley, the steering pulley and the fixed pulley on the lifting frame respectively, and the lifting rope is not blocked below the lifting frame in the whole lifting process, so that the lifting is convenient;
3. through the installation of the guide pulleys and the steering pulleys, the crane is arranged below the side face of the hanging bracket instead of being arranged right below the hanging bracket, so that the danger of operating the crane by personnel is greatly reduced.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic structural view of the hanger of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 1;
FIG. 4 is a partial enlarged view of B in FIG. 2;
fig. 5 is a schematic diagram of a prior art structure.
Reference numerals: 1. a utility pole; 2. a hanger; 21. a fixed pulley; 22. a diverting pulley; 23. a guide pulley; 24. a vertical rotating shaft; 25. a transverse rotating shaft; 3. a drive motor; 4. a wind-up roll; 41. a rope inlet end of the winding roller; 42. a rope outlet end of the wind-up roll; 5. a lifting rope; 6. an L-shaped fixing plate; 7. a lifting rope baffle; 71. a magnet; 8. a lifting rope positioning column; 9. a roller; 10. mounting a plate; 11. a rope retracting bracket; 12. positioning the bracket; 13. a crank; 14. and (4) hanging hooks.
Detailed Description
In order to make the technical solutions in the present invention better understood, the following description, in conjunction with the accompanying drawings, is clear and completely described in the technical solutions in the present invention, and other embodiments obtained by those skilled in the art without creative work should all belong to the protection scope of the present invention.
As shown in fig. 1 to 4, the utility model provides an electric power accessory overhead hoist, including gallows 2, loop wheel machine and lifting rope 5, gallows 2 and loop wheel machine are installed respectively at the upper end and the lower extreme of wire pole 1, and the loop wheel machine includes driving motor 3 and wind-up roll 4, and driving motor 3 rotates with wind-up roll 4 to be connected, is equipped with fixed pulley 21, diverting pulley 22 and guide pulley 23 on the gallows, and fixed pulley 21 installs at gallows 2 front ends, and diverting pulley 22 installs at gallows 2 rear ends, and guide pulley 23 installs on the gallows 2 of diverting pulley 22 one side, the winding of lifting rope 5 one end is on wind-up roll 4, and the other end is connected with couple 14 behind guide pulley 23, diverting pulley 22, fixed pulley 21 respectively.
Through the arrangement of the three pulleys, the whole stress is uniformly distributed on the hanging bracket 2 through the pulleys, so that the service life of the whole device is prolonged; the lifting rope 5 passes through the guide pulley 23, the steering pulley 22 and the fixed pulley 21 on the hanger 2 respectively, so that no lifting rope is blocked below the hanger 2 in the whole lifting process, and the lifting is convenient; and the lifting rope 5 penetrates through the guide pulley 23 on the side surface of the hanger 2, so that the crane is positioned below the side surface of the hanger but not under the hanger 2, and the danger of operating the crane by personnel is greatly reduced.
The fixed pulley 21 and the guide pulley 23 are rotatably connected with the hanger 2 through a transverse rotating shaft 25, the steering pulley 22 is rotatably connected with the hanger 2 through a vertical rotating shaft 24, one end of the vertical rotating shaft 24 of the steering pulley is connected with the hanger 2, the other end of the vertical rotating shaft is connected with an L-shaped fixing plate 6 arranged on the hanger 2, one end of the L-shaped fixing plate 6 is fixedly arranged on the hanger 2, the other end of the L-shaped fixing plate 6 is rotatably connected with a lifting rope baffle 7 through a pin shaft, a magnet 71 is embedded in the lower end of the lifting rope baffle 7 and buckled on the hanger 2, a lifting rope 5 is positioned between the steering pulley 22 and the lifting rope baffle 7, and the fixed pulley 21, the steering pulley 22 and the guide pulley 23 are pulleys with H-shaped axial sections; the H-shaped pulley can ensure that the lifting rope 5 is always clamped in the pulley, and the lifting rope baffle 7 is used for positioning the inner lifting rope 5 of the diverting pulley 22, so that the lifting rope 5 is prevented from slipping from the diverting pulley 22 after force is released, and the use of the device is prevented from being influenced; the magnet 71 at the lower end of the lifting rope baffle 7 attracts the lifting rope baffle 7 on the surface of the lifting frame 2, so that the clamping tightness of the lifting rope baffle 7 is guaranteed, and the lifting rope 5 in the steering pulley 22 can be conveniently taken out of the lifting frame after being opened.
The winding roller 4 is a cylinder with two ends gradually reduced towards the center. Such cylinder design, it is lower to leave ground height when the handling accessory, and the diameter of lifting rope 5 on wind-up roll 4 is less, and under the certain condition of driving motor 3 rotational speed, its handling rising speed is slower, can reduce the accessory because the top lifting rope 5 increases and the shake sense that increases like this, and then guarantee the stability of handling in-process.
The lifting machine is provided with an installation plate 10 and a lifting rope positioning column 8, the installation plate 10 is located below the driving motor 3 and is installed on the telegraph pole 1, the lifting rope positioning column 8 is located above the rope outlet end 42 of the winding roller and is perpendicular to the winding roller 4, two ends of the lifting rope positioning column 8 are rotatably connected with positioning supports 12 fixed on two sides of the installation plate 10, the outer surface of the lifting rope positioning column 8 is tangent to the vertical axis of the guide pulley 23, and the lifting rope 5 upwards vertically passes through the guide fixed pulley 23 from the outer surface of the lifting rope positioning column 8. The lifting rope positioning column 8 ensures that the lifting rope 5 always vertically passes through the guide pulley 23 when the winding roller 4 winds and releases the lifting rope 5, so that the deviation of the lifting rope 5 is prevented, and the stability of the whole device during operation is improved.
The rope winding mechanism is further arranged on the crane and comprises a roller 9, a crank 13 and a rope winding support 11, the roller 9 is located above a rope inlet end 41 of the winding roller and is perpendicular to the winding roller 4, two ends of the roller 9 are rotatably connected with the rope winding supports 11 fixed on two sides of the mounting plate 10, and the roller 9 extends out of the rope winding supports 11 far away from the telegraph pole 1 and is fixedly connected with the crank 13. The rope winding mechanism can ensure that the whole device is provided with a long enough lifting rope, and the redundant lifting rope 5 at the rope inlet end 41 of the winding roller can be timely stored by rotating the crank 13.
When the technical scheme is implemented, the lifting rope 5 on the roller 9 is wound on the winding roller 4, the lifting rope 5 is connected with the hook 14 through the lifting rope positioning column 8, the guide pulley 23, the steering pulley 22 and the fixed pulley 21, the hanger 2 is installed on the required height of the telegraph pole 1 through the hoop, the installation plate 10 of the crane is installed at the lower end of the telegraph pole 1 through the hoop, the lifting rope 5 is guaranteed to vertically pass through the guide pulley 23 after passing through the lifting rope positioning column 8, the hook 14 hooks required accessories, the driving motor 3 is opened, the accessories are hoisted, and the redundant lifting rope 5 at the rope inlet end 41 of the winding roller is timely stored through the rotating crank 13.
Claims (6)
1. The utility model provides an electric power accessory overhead hoist, includes gallows, loop wheel machine and lifting rope, and gallows and loop wheel machine are installed respectively at the upper end and the lower extreme of wire pole, and the loop wheel machine includes driving motor and wind-up roll, and driving motor rotates with the wind-up roll to be connected its characterized in that: the hanger is provided with a fixed pulley, a steering pulley and a guide pulley, the fixed pulley is arranged at the front end of the hanger, the steering pulley is arranged at the rear end of the hanger, the guide pulley is arranged on the hanger on one side of the steering pulley, one end of the lifting rope is wound on the winding roller, and the other end of the lifting rope is connected with the hook after passing through the guide pulley, the steering pulley and the fixed pulley respectively.
2. The electric power accessory lifting device as claimed in claim 1, wherein: the hanging rope comprises a hanging bracket, a fixed pulley, a guide pulley, a vertical rotating shaft, a hanging bracket, a hanging rope baffle, a fixed pulley, a guide pulley, a vertical rotating shaft, a hanging bracket, a hanging rope baffle, a magnet and a hanging rope, wherein the fixed pulley and the guide pulley are rotatably connected with the hanging bracket through the horizontal rotating shaft, the vertical rotating shaft of the steering pulley is connected with the hanging bracket, the other end of the vertical rotating shaft of the steering pulley is connected with the L-shaped fixed plate, one end of the L-shaped fixed plate is fixedly installed on the hanging bracket, the other end of the L-shaped fixed plate is hinged with the hanging rope baffle through the pin shaft, the lower end of the hanging rope baffle is embedded with the magnet and buckled on the hanging bracket, and the hanging rope is positioned between the steering pulley and the hanging rope baffle.
3. The electric power accessory overhead hoist of claim 1, characterized in that: the fixed pulley, the steering pulley and the guide pulley are pulleys with H-shaped axial sections.
4. The electric power accessory overhead hoist of claim 1, characterized in that: the wind-up roll is a cylinder with two ends gradually reduced towards the center.
5. The electric power accessory lifting device as claimed in claim 1, wherein: the lifting machine is provided with an installation plate and a lifting rope positioning column, the installation plate is located below the driving motor and is installed on the telegraph pole, the lifting rope positioning column is located above the rope outlet end of the winding roller and is perpendicular to the winding roller, two ends of the lifting rope positioning column are rotatably connected with positioning supports fixed on two sides of the installation plate, and a lifting rope upwards and perpendicularly passes through the guide pulley through the outer surface of the lifting rope positioning column.
6. The electric power accessory lifting device of claim 5, which is characterized in that: the rope winding mechanism is arranged on the crane and comprises a roller, a crank and a rope winding support, the roller is located above the rope winding end of the winding roller and perpendicular to the winding roller, two ends of the roller are rotatably connected with the rope winding supports fixed on two sides of the mounting plate, and the roller extends out of the rope winding support far away from the side of the wire rod and is fixedly connected with the crank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222159509.3U CN217808388U (en) | 2022-08-17 | 2022-08-17 | Electric power accessory overhead hoist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222159509.3U CN217808388U (en) | 2022-08-17 | 2022-08-17 | Electric power accessory overhead hoist |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217808388U true CN217808388U (en) | 2022-11-15 |
Family
ID=83974736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222159509.3U Active CN217808388U (en) | 2022-08-17 | 2022-08-17 | Electric power accessory overhead hoist |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217808388U (en) |
-
2022
- 2022-08-17 CN CN202222159509.3U patent/CN217808388U/en active Active
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