CN103979444A - Cantilever crane with anti-falling device - Google Patents
Cantilever crane with anti-falling device Download PDFInfo
- Publication number
- CN103979444A CN103979444A CN201410250041.6A CN201410250041A CN103979444A CN 103979444 A CN103979444 A CN 103979444A CN 201410250041 A CN201410250041 A CN 201410250041A CN 103979444 A CN103979444 A CN 103979444A
- Authority
- CN
- China
- Prior art keywords
- cantilever
- coaster
- upright post
- pulley
- motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Abstract
The invention provides a cantilever crane with an anti-falling device. The cantilever crane comprises a fixed upright post, a gear track, a rotary upright post, a cantilever, a pulley, an electric hoist, a lifting hook, a rear limiting switch, a front limiting switch, a safe lock and a steel wire rope, wherein the gear track is mounted at the upper part of the fixed upright post, the rotary upright post is arranged on the fixed upright post, an upright post motor is arranged at the lower part of the rotary upright post, a gear on a rotating shaft of the upright post motor is meshed with the gear track, the cantilever is arranged at the upper part of the rotary upright post, the pulley is arranged on the cantilever, the front limiting switch is arranged at the front part of the pulley, a rear limiting switch is arranged at the rear part of the pulley, and the electric hoist is arranged below the pulley and is hung with the lifting hook through the steel wire rope; the safe lock is connected to the lower part of the electric hoist through a support rod, and the steel wire rope penetrates through the safe lock. The cantilever crane has the beneficial effects that by utilizing the limiting switches, the high-load operation of a motor in the pulley can be prevented, and the burning of the motor is prevented; by utilizing the safe lock, the steel wire rope can be locked at the moment that the steel wire rope is broken, and then the falling of materials is prevented.
Description
Technical field
The present invention relates to a kind of material handling machinery, relate in particular to a kind of cantilever crane with anti-dropping apparatus.
Background technology
Cantilever crane is the light lifting equipment of making for adapting to modern production, is particularly useful for short range, use frequent, intensive lifting job, have efficient, energy-conservation, save trouble, floor area is little, the features such as easy operating and maintenance.A kind of Split column suspension crane as disclosed in Chinese patent 201120435809.9, comprise column, pivot arm, described pivot arm is provided with jack up unit, described pivot arm is arranged on column upper end, it is characterized in that: described column middle part is provided with swing-around trajectory around column, and described pivot arm bottom is connected with push rod, and described push rod lower end is provided with swing-around trajectory mates guide wheel device, described column upper end is provided with axle, and the tail end of described pivot arm and this axle are rotationally connected.This cutting machine structure simplicity of design, easy to operate, be applicable to the handling of interior weight among a small circle, greatly improved work efficiency.But problem of existing cantilever crane ubiquity lacks a kind of Anti-fall safety device in to material transportation process, if wire cable rupture, material can drop, personnel can be injured by a crashing object and cause the material of institute's handling to damage.
Summary of the invention
In order to solve the problems of the technologies described above, the invention provides a kind of cantilever crane with anti-dropping apparatus, comprise flange base, vertical columns, gear track, Rotary cloumn, column motor, cantilever, coaster, hoist ceiling crane, suspension hook, rear postive stop baffle, front limit baffle plate, rear limit switch, front limit switch, safety lock, strut bar, steel rope, described vertical columns bottom welding has flange base, described vertical columns top is provided with gear track, described vertical columns top is provided with Rotary cloumn, described Rotary cloumn bottom is provided with column motor, gear on described column machine shaft is meshed with gear track, described Rotary cloumn top is provided with cantilever, described cantilever leading section is welded with front limit baffle plate, described cantilever rearward end is welded with rear postive stop baffle, described cantilever is provided with coaster, described coaster front portion is provided with front limit switch, described coaster rear portion is provided with rear limit switch, described coaster below is provided with hoist ceiling crane, described hoist ceiling crane has suspension hook by steel wire hang, described hoist ceiling crane below is connected with safety lock by strut bar, described safety lock inside is provided with latching device from top to bottom successively, play ejection device and speed sensor, described latching device edge is zig-zag, described steel wire penetrating safety lock.
The invention has the beneficial effects as follows: by being arranged on supratrochlear front limit switch, rear limit switch can cut off coaster power supply when coaster runs to cantilever end, prevent in coaster that motor continues energising and causes motor high-load operation, motor damage; The safety lock inside that is arranged on hoist ceiling crane below is provided with speed sensor, latching device and bullet ejection device, speed sensor is sensing wire cable rupture, while surpassing setting value through the speed of safety lock, control and play ejection device and upspring, latching device is pinned steel rope, prevent that material from dropping, injure personnel by a crashing object, damage material.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is safety lock position view of the present invention;
Fig. 3 is safety lock structure schematic diagram of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention will be further described:
In figure, 1, flange base; 2, vertical columns; 3, gear track; 4, Rotary cloumn; 5, column motor; 6, cantilever; 7, coaster; 8, hoist ceiling crane; 9, suspension hook; 10, rear postive stop baffle; 11, front limit baffle plate; 12, rear limit switch; 13, front limit switch; 14, safety lock; 15, strut bar; 16, steel rope; 17, speed sensor; 18, latching device; 19, play ejection device.
As shown in drawings, described vertical columns 2 bottom weldings have flange base 1, described vertical columns 2 tops are provided with gear track 3, described vertical columns 2 tops are provided with Rotary cloumn 4, described Rotary cloumn 4 bottoms are provided with column motor 5, gear in described column motor 5 rotating shafts is meshed with gear track 3, described Rotary cloumn 4 tops are provided with cantilever 6, described cantilever 6 leading sections are welded with front limit baffle plate 11, described cantilever 6 rearward end are welded with rear postive stop baffle 10, described cantilever 6 is provided with coaster 7, described coaster 7 front portions are provided with front limit switch 13, described coaster 7 rear portions are provided with rear limit switch 12, described coaster 7 belows are provided with hoist ceiling crane 8, described hoist ceiling crane 8 is hung with suspension hook 9 by steel rope 16, described hoist ceiling crane 8 belows are connected with safety lock 14 by strut bar 15, described safety lock 14 inside are provided with latching device 18 from top to bottom successively, play ejection device 19 and speed sensor 17, described latching device 18 edges are zig-zag, described steel rope 16 is through safety lock 14.
During use, by front limit switch 13, the rear limit switch 12 being arranged on coaster 7, can when coaster 7 runs to cantilever 6 end, cut off coaster 7 power supplys, prevent that the interior motor of coaster 7 from continuing energising and causing motor high-load operation, motor damage; Safety lock 14 inside that are arranged on hoist ceiling crane 8 belows are provided with speed sensor 17, latching device 18 and play ejection device 19, speed sensor 17 is sensing steel rope 16 fractures, while surpassing setting value through the speed of safety lock 14, control and play ejection device 19 and upspring, latching device 18 is pinned steel rope 16, prevent that material from dropping, injure personnel by a crashing object, damage material.
By embodiment, to of the present invention, have been described in detail above, but described content is only preferred embodiment of the present invention, can not be considered to for limiting practical range of the present invention.All equalization variations of doing according to the present patent application scope and improvement etc., within all should still belonging to patent covering scope of the present invention.
Claims (1)
1. the cantilever crane with anti-dropping apparatus, comprise flange base (1), vertical columns (2), gear track (3), Rotary cloumn (4), column motor (5), cantilever (6), coaster (7), hoist ceiling crane (8), suspension hook (9), rear postive stop baffle (10), front limit baffle plate (11), steel rope (16), described vertical columns (2) bottom welding has flange base (1), described vertical columns (2) top is provided with gear track (3), described vertical columns (2) top is provided with Rotary cloumn (4), described Rotary cloumn (4) bottom is provided with column motor (5), gear in described column motor (5) rotating shaft is meshed with gear track (3), described Rotary cloumn (4) top is provided with cantilever (6), described cantilever (6) leading section is welded with front limit baffle plate (11), described cantilever (6) rearward end is welded with rear postive stop baffle (10), described cantilever (6) is provided with coaster (7), described coaster (7) below is provided with hoist ceiling crane (8), described hoist ceiling crane (8) is hung with suspension hook (9) by steel rope (16), it is characterized in that: described coaster (7) front portion is provided with front limit switch (13), described coaster (7) rear portion is provided with rear limit switch (12), described hoist ceiling crane (8) below is connected with safety lock (14) by strut bar (15), described safety lock (14) inside is provided with successively from top to bottom fast latching device (18), plays ejection device (19) and degree inductor (17), described latching device (18) edge is zig-zag, and described steel rope (16) is through safety lock (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410250041.6A CN103979444A (en) | 2014-06-07 | 2014-06-07 | Cantilever crane with anti-falling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410250041.6A CN103979444A (en) | 2014-06-07 | 2014-06-07 | Cantilever crane with anti-falling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103979444A true CN103979444A (en) | 2014-08-13 |
Family
ID=51271658
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410250041.6A Pending CN103979444A (en) | 2014-06-07 | 2014-06-07 | Cantilever crane with anti-falling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103979444A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105692466A (en) * | 2016-03-28 | 2016-06-22 | 苏州市合叶精密机械有限公司 | Novel rotatable crane |
| CN106241616A (en) * | 2016-09-08 | 2016-12-21 | 青岛海西重机有限责任公司 | A kind of collapsible cantilever crane |
| CN108993647A (en) * | 2018-07-08 | 2018-12-14 | 彭丽 | Mashing device is used in a kind of processing of capsicum |
| CN112899462A (en) * | 2021-01-20 | 2021-06-04 | 常州朱美拉模具技术有限公司 | Ring die heat treatment process and processing equipment thereof |
-
2014
- 2014-06-07 CN CN201410250041.6A patent/CN103979444A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105692466A (en) * | 2016-03-28 | 2016-06-22 | 苏州市合叶精密机械有限公司 | Novel rotatable crane |
| CN106241616A (en) * | 2016-09-08 | 2016-12-21 | 青岛海西重机有限责任公司 | A kind of collapsible cantilever crane |
| CN108993647A (en) * | 2018-07-08 | 2018-12-14 | 彭丽 | Mashing device is used in a kind of processing of capsicum |
| CN108993647B (en) * | 2018-07-08 | 2021-04-30 | 贵州统之源食品有限公司 | Chili processing is with pounding device to pieces |
| CN112899462A (en) * | 2021-01-20 | 2021-06-04 | 常州朱美拉模具技术有限公司 | Ring die heat treatment process and processing equipment thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105621327B (en) | A kind of nacelle device for possessing double insurance | |
| CN103979444A (en) | Cantilever crane with anti-falling device | |
| CN206172838U (en) | Change centrifugation and retrieve jack -up suspension arm device of machine | |
| CN107381091A (en) | A kind of Novel hoist | |
| CN105305309A (en) | Line barrier-crossing type overhead tool | |
| CN204001643U (en) | A kind of indoor suspended ceiling hangs muscle erecting device | |
| CN206360322U (en) | Elevator workbench unit | |
| CN107758579A (en) | A kind of Multifunctional aloft-work platform | |
| CN201795938U (en) | Novel bulk grain sampler | |
| CN104100076A (en) | Device for installing hanging bars of indoor suspended ceiling | |
| CN210528335U (en) | Driving trolley assembly of gantry crane | |
| CN204470446U (en) | The pneumatic band magnechuck elevating turnplate apparatus of bender | |
| CN115594084A (en) | Hoisting device for narrow space electromechanical equipment | |
| CN206580454U (en) | Steel ladle lifting system | |
| CN209113378U (en) | A kind of novel on-vehicle hanging apparatus | |
| CN201997695U (en) | Improved plate casting machine | |
| CN107738977A (en) | Metallurgy combination handling apparatus | |
| CN208802798U (en) | A kind of aerial work basket with air bag | |
| CN206707375U (en) | A kind of electric power tower for installing 4G antennas | |
| CN105692489A (en) | Small hoisting mechanical device for construction | |
| CN203076859U (en) | Device for overturning general electric (GE) locomotive bogie | |
| CN101798042B (en) | Rotary lifting tool for crane | |
| CN202642960U (en) | Passive paying-out machine | |
| CN206955418U (en) | A kind of towed equipment for possessing a variety of response functions | |
| CN219860470U (en) | Limiting mechanism for material hoisting rope in overhaul hanging basket |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140813 |