CN2299111Y - Horizotal anti-falling device for lifting cradle - Google Patents
Horizotal anti-falling device for lifting cradle Download PDFInfo
- Publication number
- CN2299111Y CN2299111Y CN 97200081 CN97200081U CN2299111Y CN 2299111 Y CN2299111 Y CN 2299111Y CN 97200081 CN97200081 CN 97200081 CN 97200081 U CN97200081 U CN 97200081U CN 2299111 Y CN2299111 Y CN 2299111Y
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- CN
- China
- Prior art keywords
- wallboard
- brake shoes
- horizontal anti
- eccentric wheel
- drop device
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a horizontal anti-falling device for lifting a cradle, which is composed of a cradle supporting frame, a movable cross beam, a device wallboard, a frame-shaped connecting rod, a force conveying spring, an eccentric wheel type brake block, etc., wherein, the force conveying spring of the anti-falling device directly acts on the eccentric wheel type brake block, the horizontal anti-falling device for lifting cradle has the advantages of novel design, reasonable structure, flexible and reliable brake, rapid and convenient anti-falling performance and low cost, the utility model can be conveniently installed on a combined cradle, and is suitable for building trades and industrial and mining enterprises.
Description
The utility model relates to the anti-drop device that is used for hoist, the horizontal anti-drop device of particularly a kind of Lifting basket.
In industrial and mining enterprises in the past, in the vertical lift haulage device that building trade is used, main Wedge-type and the eccentric wheel type brake gear of adopting guarantees production safety, reduce the loss, but because the deficiency of design scheme, the former braking time is long, poor reliability, and need bell to beat when resetting and to take off folder, make guide rail damage distortion easily; After the latter exists outside framework and brake shoes tooth portion and is meshing with each other, phenomenon of rupture easily takes place, and volume is big, cost is high, makes it that certain limitation be arranged in application.
The purpose of this utility model provides a kind of deficiency that can restrain the above-mentioned brake gear of energy, and safe and reliable, and braking is threaded off conveniently flexibly, low cost of manufacture, the anti-fall device of energy self-actuating brake.
The purpose of this utility model realizes in the following manner.
The horizontal anti-drop device of Lifting basket has the hanging basket support, has oval-shaped hole on the hanging basket support, and moved cross beam passes from the support slotted eye.In the inboard of anti-drop device wallboard shaped as frame connecting rod movable up and down is installed, this shaped as frame connecting rod and cast suspension rod join, and the cast suspension rod is hung on the moved cross beam outer end.Be equipped with two in the outside of device wallboard and send the power spring, these two are sent power spring lower end respectively to be connected with the eccentric wheel type brake shoes with arcs of recesses sawtooth clamping face, the device wallboard has the long arc shape hole of two symmetries, two brake shoes yawing axis respectively from each wallboard long arc shape hole by and join with shaped as frame connecting rod and eccentric wheel type brake shoes.The outer upper of device wallboard is equipped with the pair of guide rails leading block, a leading block respectively is housed in the front groove of paired eccentric wheel brake shoes, this up and down the two pairs of leading blocks respectively on same level and vertical line, Lifting basket is in operation have more safe and reliable, smooth running.
When hanging basket normally, when lifting is risen and fallen safely, the hanging basket moved cross beam is subjected to the tractive force from hoist engine, moved cross beam is pulled up to the top dead centre of elliptical slot in the hanging basket support, the adjusted good shaped as frame connecting rod of cast suspension rod pull-up this moment, and by shaped as frame connecting rod drive brake shoes yawing axis, make and send the power spring by jack-up and outer in pressured state, and paired eccentric wheel type brake shoes rotation is opened downwards, make hanging basket do normal lifting, the leading block that is installed in this moment on the brake shoes just in time is in the derrick two side rails normal guiding of work slide action on every side.The attaching nut of ellipse garden shape groove in the adjusting hanging basket support and adjusting shaped as frame connecting rod can be adjusted to right eccentric wheel brake shoes and open the amplitude size, and can adjust the pressurized degree of sending the power spring, it is excessive that assurance send the power spring to be unlikely to pressurized when normal operation, thereby make its fatigue deformation prematurely in long-term work.
When the hoist engine traction steel wire disconnects moment, the hanging basket moved cross beam loses the tractive force to the shaped as frame connecting rod, the shaped as frame connecting rod is no longer to the brake shoes yawing axis with send the power spring work, send this moment the power spring to flick directly to the work done of eccentric wheel type brake shoes because of pressure disappears, make the eccentric wheel type brake shoes rotate upwards firmly fastening hanging basket guide rail, and button is tight more more, and brake is out of service rapidly to make hanging basket, thereby reaches self-actuating brake, the anti-fall purpose of safety.Because what the eccentric wheel type brake shoes adopted is eccentric rotary, after the reparation of hoist traction steel wire, can recover to use at once, safety quick.
Do not make its lifting influenced for making when the lifting because of the guide rail range error with the combined type hanging basket of horizontal anti-drop device, width error self-regulated bearing in guide rail both sides is housed on this horizontal anti-drop device, this self-regulated bearing is by the bearing movable axis that is fixed on device wallboard inboard, and movable axle sleeve, base-plate, bearing frame plate are formed.This guide rail both sides automatic governor motion of width error can make the width error that guide rail takes place in installation be able to automatic compensation, make horizontal anti-drop device can be with the variation of guide rail distance by the bearing movable axis automatically or advance or go out to regulate, automatically adjusting position and distance, thus the anti-drop device and the stuck situation of guide rail that take place owing to the range error of guide rail in installation avoided.
It is safe and reliable when Lifting basket is stopped, when the horizontal anti-drop device of the utility model Lifting basket is used, can respectively pacify one in the outside framework both sides of combined type hanging basket and stop crossbeam, when hanging basket is aloft stopped, directly stop crossbeam and rest on the support, thereby play the security insurance effect these two.
Below in conjunction with accompanying drawing embodiment of the present utility model is further elaborated.
Fig. 1 is horizontal anti-drop device external view.
Fig. 2 is a view in the horizontal anti-drop device.
Fig. 3 is horizontal anti-drop device lateral view.
Fig. 4 is horizontal anti-drop device vertical view.
With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4, the horizontal anti-drop device of a kind of Lifting basket of the utility model has hanging basket support (1), hanging basket support shape hole, ellipse garden (3), pass the moved cross beam (2) in support shape hole, ellipse garden (3), device wallboard (5), be installed in the inboard shaped as frame connecting rod movable up and down (14) of device wallboard (5), join with shaped as frame connecting rod (14) and hang cast suspension rod (4) on moved cross beam (2) and be equipped with two in device wallboard (5) outside and send power spring (7), with a pair of eccentric wheel type brake shoes (10) that send power spring (7) lower end to be connected with concave arc sawtooth clamping face, device wallboard (5) both sides have symmetrical long arc shape hole (8), two brake shoes yawing axis (12) each in each wallboard arcuate socket (8) by and join with shaped as frame connecting rod (14) and eccentric wheel type brake shoes (10).Outer upper at device wallboard (5) is equipped with pair of guide rails leading block (6), in the front groove of paired eccentric wheel type brake shoes (10) a pair of leading block (9) is housed.
Horizontal anti-drop device is equipped with guide rail both sides width error self-regulated bearing, and this self-regulated bearing is drawn together moving axis (13) by the bearing that is fixed on device wallboard inboard, and movable axle sleeve (17), base-plate (18), bearing frame plate (11) are formed.
As embodiment two, this anti-drop device can be made vertical anti-drop device, the outboard structure of at this moment installing wallboard is identical with the outboard structure of horizontal anti-drop device, the inboard of device wallboard does not have guide rail to regulate bearing automatically, the shaped as frame connecting rod replaces with ride screw rod screw and connecting rod, thereby by the spring buckle drivening rod and by the brake shoes yawing axis paired eccentric wheel type brake shoes is opened to make hanging basket do normal lifting, but regulate ellipse garden shape groove in the hanging basket board frame and power spring pressurized degree is sent in the amplitude of opening and the control of spring buckle control eccentric brake shoes downwards.The anti-fall principle of the self-actuating brake of vertical anti-drop device is identical with the anti-fall principle of horizontal anti-drop device, all can play the anti-fall effect of good safety.
The power spring that send of the horizontal anti-drop device of a kind of Lifting basket of the utility model directly acts on the eccentric wheel type brake shoes, novel in design, rational in infrastructure, the braking flexibility and reliability, it is convenient rapidly to thread off, can be installed on the combined type hanging basket easily, low cost of manufacture, the use prospect is wide, is fit to building trade, industrial and mining enterprises use, and have good economic benefits and social benefit.
Claims (3)
1, the horizontal anti-drop device of a kind of Lifting basket, it is characterized in that this horizontal anti-drop device has hanging basket support (1), hanging basket support shape hole, ellipse garden (3), pass the moved cross beam (2) in support shape hole, ellipse garden (3), device wallboard (5), be installed in the inboard shaped as frame connecting rod movable up and down (14) of device wallboard (5), join with shaped as frame connecting rod (14) and hang cast suspension rod (4) on moved cross beam (2), be equipped with two in device wallboard (5) outside and send power spring (7), with a pair of eccentric wheel type brake shoes (10) that send power spring (7) lower end to be connected with arcs of recesses sawtooth clamping face, device wallboard (5) both sides have the long arc shape hole (8) of symmetry, two brake shoes yawing axis (12) each in each wallboard arcuate socket (8) by and join with shaped as frame connecting rod (14) and eccentric wheel type brake shoes (10).
2, by the described horizontal anti-drop device of claim 1, it is characterized in that pair of guide rails leading block (6) being housed in the outer upper of device wallboard (5), in the front groove of paired eccentric wheel type brake shoes (10), a pair of leading block (9) is housed.
3, by the horizontal anti-drop device of the described Lifting basket of claim 1, it is characterized in that horizontal anti-drop device is equipped with guide rail both sides width error self-regulated bearing, this self-regulated bearing is by the bearing movable axis (13) that is fixed on device wallboard inboard, movable axle sleeve (17), base-plate (18), bearing frame plate (11) is formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97200081 CN2299111Y (en) | 1997-02-25 | 1997-02-25 | Horizotal anti-falling device for lifting cradle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97200081 CN2299111Y (en) | 1997-02-25 | 1997-02-25 | Horizotal anti-falling device for lifting cradle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2299111Y true CN2299111Y (en) | 1998-12-02 |
Family
ID=33921829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97200081 Expired - Fee Related CN2299111Y (en) | 1997-02-25 | 1997-02-25 | Horizotal anti-falling device for lifting cradle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2299111Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103482544A (en) * | 2013-09-18 | 2014-01-01 | 长治市金篮科技有限公司 | Basket rope breakage protection device |
| CN105133827A (en) * | 2015-09-22 | 2015-12-09 | 惠松 | Outer-row lifting climbing frame |
| CN108342990A (en) * | 2018-05-03 | 2018-07-31 | 广东冠粤路桥有限公司 | A kind of bent cap holder installation jacking system and its application method |
-
1997
- 1997-02-25 CN CN 97200081 patent/CN2299111Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103482544A (en) * | 2013-09-18 | 2014-01-01 | 长治市金篮科技有限公司 | Basket rope breakage protection device |
| CN105133827A (en) * | 2015-09-22 | 2015-12-09 | 惠松 | Outer-row lifting climbing frame |
| CN105133827B (en) * | 2015-09-22 | 2017-07-21 | 惠松 | A kind of outer row's lifting platform |
| CN108342990A (en) * | 2018-05-03 | 2018-07-31 | 广东冠粤路桥有限公司 | A kind of bent cap holder installation jacking system and its application method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |