CN108002319A - A kind of falling-proof safety device - Google Patents
A kind of falling-proof safety device Download PDFInfo
- Publication number
- CN108002319A CN108002319A CN201711486190.2A CN201711486190A CN108002319A CN 108002319 A CN108002319 A CN 108002319A CN 201711486190 A CN201711486190 A CN 201711486190A CN 108002319 A CN108002319 A CN 108002319A
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- China
- Prior art keywords
- driven
- falling
- carrying axle
- active
- proof safety
- 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
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- 235000004443 Ricinus communis Nutrition 0.000 claims abstract description 9
- 230000000694 effects Effects 0.000 claims abstract description 6
- 230000005540 biological transmission Effects 0.000 claims description 7
- 230000009471 action Effects 0.000 claims description 6
- 230000033001 locomotion Effects 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- 238000013461 design Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 238000005457 optimization Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F17/00—Safety devices, e.g. for limiting or indicating lifting force
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G17/00—Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface
- B65G17/30—Details; Auxiliary devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D5/00—Braking or detent devices characterised by application to lifting or hoisting gear, e.g. for controlling the lowering of loads
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Structural Engineering (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
A kind of falling-proof safety device, including：Active shaft assembly (I), driven shaft assembly (II), brake wheel assembly (III) and guide rail (IV)；The active shaft assembly includes active carrying axle (1), it is driven castor (3), driving gear (4) is installed in active carrying axle (1), clutch is installed inside the driving gear (4), when the carrier of fall arrest erecting device carrying promptly falls, the clutch enables to the active carrying axle (1) to be rotated integrally with driving gear (4)；The driven shaft assembly (II) includes driven carrying axle (8), driven gear (10) is provided with driven carrying axle (8), the driven gear (10) is engaged with driving gear (4)；The wheel assembly that brakes is installed on the end of driven shaft carrying axle (8)；When the driving gear (4) drives driven gear (10) rotation, the brake wheel assembly can realize brake fall arrest with the guide rail (IV) collective effect.
Description
Technical field
The present invention relates to communications and transportation, material lifting technical field, more particularly to a kind of falling-proof safety device, especially relate to
A kind of and elevator bucket falling-proof safety device.
Background technology
At present, the material bucket elevator of nearly all producer is led hopper edge by steel wire rope using hoist engine
The demand height of rail lifting, but there is abrasion in steel wire rope, needed in time more in serious wear in use
Change, some steel wire ropes are broken when not replacing in time, cause hopper moment free-falling, personnel damage to relevant operation
Even life-threatening, while hopper fall after well damage can not be continuing with, it is necessary to which re-replacing can just continue to produce.With
The security of the lives and property of upper problem serious threat user.
The content of the invention
To solve drawbacks described above existing in the prior art, the present invention is intended to provide structure optimization, transport process are steady, peace
Fill it is easy to maintenance, safe and reliable, of low cost, be easily achieved, long lifespan, it is compact-sized, suitable for one kind under various operating modes
Falling-proof safety device, especially a kind of elevator bucket falling-proof safety device and the lifting using the falling-proof safety device
Device.
For this purpose, the present invention uses following technical scheme：
A kind of falling-proof safety device includes：Active shaft assembly (I), driven shaft assembly (II), brake wheel assembly
(III) and guide rail (IV)；The active shaft assembly (I) includes active carrying axle (1), transmission castor (3), in active carrying axle
(1) driving gear (4) is installed on, clutch is installed inside the driving gear (4), is held in the fall arrest erecting device
When the carrier of load promptly falls, the clutch enables to the active carrying axle (1) integrally to be revolved with driving gear (4)
Turn；The driven shaft assembly (II) includes driven carrying axle (8), and driven gear (10) is provided with driven carrying axle (8),
The driven gear (10) is engaged with driving gear (4)；The wheel assembly (III) that brakes is installed on the end of driven shaft carrying axle (8)；
When the driving gear (4) drives driven gear (10) rotation, the brake wheel assembly (III) can be with the guide rail
(IV) collective effect realizes brake fall arrest.
As the presently preferred embodiments, the active shaft assembly (I) further includes and actively carries bearing housing (2), described
Be driven castor (3) be installed on active carrying axle (1) both ends, it is described actively carry bearing housing (2) be used for install support described in
Active carrying axle (1).
As the presently preferred embodiments, the falling-proof safety device is fixedly mounted by the bearing housing (2) that actively carries
Onto the device for treating fall arrest.
As the presently preferred embodiments, the clutch is used to control whether to pass the rotational kinetic energy of the active carrying axle (1)
Pass the driving gear (4)；The centrifugal pawl clutch includes ratchet (5), pawl (6), elastic telescopic part (7) and interior
Nested (14), wherein the elastic telescopic part (7) and pawl (6) be arranged on described in be nested with (14), the elastic telescopic part (7)
Rotatably set, one end regulation of the elastic telescopic part (7) is nested with (14) described, other end
Fixed on the pawl (6), be nested with (14) are set in active carrying axle (1), the ratchet (5) and driving gear
(4) it is fixedly connected.
As the presently preferred embodiments, when running well, under the action of elastic telescopic part (7), the pawl (6) and ratchet
(5) it is separated from each other, i.e. the rotational kinetic energy of active carrying axle (1) is not transferred to driving gear (4).
As the presently preferred embodiments, the elastic telescopic part (7) is spring or rubber band or gas spring.
As the presently preferred embodiments, the driven shaft assembly (II) further includes driven carrying bearing housing (9).
As the presently preferred embodiments, the brake wheel assembly (III) has brake wheel and casing (12), in described sleeve pipe (12)
The corresponding internal thread of end (13) screw thread with the driven carrying axle (8) is internally provided with, at the end of described sleeve pipe (12)
Protrudent pin (11) is provided with portion periphery, driven carrying bearing housing (9) is used to support the driven carrying axle (8), driven
The sliding groove for housing the protrudent pin (11), in emergency brake, the protrudent pin are provided with carrying bearing housing (9)
(11) linear motion can be realized in above-mentioned sliding groove.
As the presently preferred embodiments, another structure of the brake wheel assembly (III) is saving protrudent pin (11) and casing
(12)；Shape by the brake disc for the wheel assembly (III) that brakes according to two side rails (IV), design squarely, ellipse or other non-
Circular shape, brake disc under the state of emergency, moves along a straight line under railway effect, and two side rails of extruding realize that brake purpose prevents from expecting
Bucket falls.
As the presently preferred embodiments, the falling-proof safety device falls for elevator bucket safe anti-falling.
A kind of material lifting device, it includes the falling-proof safety device.
The present invention have structure optimization, transport process it is steady, it is convenient to install and maintain, safe and reliable, of low cost, be easy to real
Existing, long lifespan, it is compact-sized the advantages that, suitable for the material lifting device under various operating modes, especially bucket lifting device, easily
In popularization.
Brief description of the drawings
Fig. 1 is the structure diagram of falling-proof safety device of the present invention；
Fig. 2 is the fundamental diagram of falling-proof safety device of the present invention.
Embodiment
Further illustrate technical scheme below with reference to the accompanying drawings and specific embodiments.Need exist for
The specific embodiment that bright is attached drawing listed by present specification and is provided is merely to be better described the invention of the present invention
The illustrative diagram conceived and provided, it must not be not understood as unique correct embodiment of the present invention, must not be not understood as
Limitation of the present invention explanation.
Fig. 1 is the structure diagram of falling-proof safety device of the present invention, and the falling-proof safety device includes master
Moving axis component (I), driven shaft assembly (II), brake wheel assembly (III) and guide rail (IV)；The active shaft assembly (I) includes master
Dynamic carrying axle (1), actively carries bearing housing (2), transmission castor (3), and the transmission castor (3) is installed on active carrying axle
(1) both ends, it is described actively carry bearing housing (2) be used for install the support active carrying axle (1), in active carrying axle
(1) driving gear (4) is installed on, centrifugal pawl clutch is installed inside driving gear (4), the clutch is used for
Control whether the rotational kinetic energy of the active carrying axle (1) passing to the driving gear (4)；The centrifugal ratchet clutch
Device includes ratchet (5), pawl (6), elastic telescopic part (7) and is nested with (14), wherein the elastic telescopic part (7) and pawl
(6) it is nested with (14) described in being arranged on, the elastic telescopic part (7) is rotatably set, the elastic telescopic
One end regulation of part (7) is nested with (14) described, and other end is fixed on the pawl (6), described to be nested with (14)
It is set in active carrying axle (1), the ratchet (5) is fixedly connected with driving gear (4).When running well, stretched in elasticity
Under the action of contracting part (7), the pawl (6) and ratchet (5) are separated from each other, i.e., the rotational kinetic energy of active carrying axle (1) is not
Driving gear (4) can be passed to.
The driven shaft assembly (II) includes driven carrying axle (8), driven carrying bearing housing (9), in driven carrying
Driven gear (10) is provided with axis (8), the driven gear (10) is engaged with driving gear (4)；The wheel assembly (III) that brakes is pacified
Mounted in the both ends of driven shaft carrying axle (8), screw thread, the brake wheel are designed with the end (13) of the driven carrying axle (8)
Component (III) has brake wheel and casing (12), and the end with the driven carrying axle (8) is internally provided with described sleeve pipe (12)
The corresponding internal thread of portion (13) screw thread, is provided with protrudent pin (11), driven carrying on the end periphery of described sleeve pipe (12)
Bearing housing (9) is used to support the driven carrying axle (8), is provided with driven carrying bearing housing (9) for housing institute
The sliding groove of protrudent pin (11) is stated, in emergency brake, the protrudent pin (11) can realize that straight line is transported in above-mentioned sliding groove
It is dynamic.
The falling-proof safety device by it is described actively carry bearing housing (2) and be fixedly installed to treat the device of fall arrest
On, for example, when the device when fall arrest is bucket lifting mechanism, it is described actively to carry bearing housing (2) fixed installation
On the side plate of elevator bucket.
In addition, the brake wheel assembly (III) can also save protrudent pin (11) and bearing block (9) sliding groove；By brake wheel
According to the shape of two side rails, the shape such as design squarely, ellipse, brake wheel under the state of emergency, the straight line under railway effect
Movement, two side rails of extruding realize that brake purpose prevents hopper from falling.
Heretofore described elastic telescopic part (7) is the device for having flexible ability, including the elasticity such as spring, rubber band
Part.
The pawl (6) and elastic telescopic part (7)：The fixed form of pawl (6) and elastic telescopic part (7), can be with master
On the basis of axis, integrated spindle axis is integrated；Or with key installation fixed main shaft.
The transmission castor (3) and brake wheel roll in lifting process along guide rail (IV), and the transmission castor (3) is being expected
Fracture, which occurs, for bucket steel wire rope can accelerate to roll when falling, the faster rotational speed of driving shaft carrying axle (1) so that centrifugal ratchet from
The pawl (6) of clutch under the action of the centrifugal force, departs from the constraint of elastic telescopic part (7), snaps on ratchet (5), in the clutch
So that driving gear (4) and driving shaft carrying axle (1) unitary rotation under the action of device.Driving gear described further
(4) rotational kinetic energy passes to driven gear (10), and driving gear (4) action drives driven gear (10) to rotate, make it is described from
Dynamic carrying axle (8) rotates.
Since the end (13) of the driven carrying axle (8) is designed with screw thread, while the set of the brake wheel assembly (III)
Corresponding screw thread is also equipped with inside pipe 12, while the protrudent pin (11) of casing (12) is limited in driven carrying bearing housing
(9) in sliding slot, therefore, the rotation of the driven carrying axle (8) can cause the spiral shell of the end (13) of the driven carrying axle (8)
Line and the internal thread of described sleeve pipe (12) produce relative motion, so that the brake wheel is quickly to two lateral movements, extruding two
The track (IV) of side, under the state of emergency of falling, achievees the purpose that brake, prevents hopper from falling.
The present invention another embodiment be：Another structure of brake wheel assembly (III) is saving protrudent pin
(11) and casing (12)；Shape by the brake disc for the wheel assembly (III) that brakes according to two side rails (IV), design squarely, ellipse
Shape or other non-circular shapes, brake disc under the state of emergency, move along a straight line under railway effect, and two side rails of extruding realize brake
Purpose prevents hopper from falling.
The present invention have structure optimization, transport process it is steady, it is convenient to install and maintain, safe and reliable, of low cost, be easy to real
Existing, long lifespan, it is compact-sized the advantages that, it is easy to spread suitable for the bucket lifting device under various operating modes.
Although exemplary embodiment describing the present invention with reference to several, it is to be understood that, term used is explanation and shows
Example property and nonrestrictive term.Since the present invention can be embodied without departing from the spiritual or real of invention in a variety of forms
Matter, it should therefore be appreciated that above-described embodiment is not limited to any foregoing details, and should be in the spirit that appended claims are limited
With widely explained in scope, therefore the whole changes fallen into claim or its equivalent scope and remodeling all should be the power of enclosing
Profit requires to be covered.
Claims (10)
1. a kind of falling-proof safety device includes：Active shaft assembly (I), driven shaft assembly (II), brake wheel assembly and are led (III)
Rail (IV)；The active shaft assembly (I) includes active carrying axle (1), and transmission castor (3), is installed in active carrying axle (1)
There is driving gear (4), clutch is installed inside the driving gear (4), in the carrying of fall arrest erecting device carrying
When thing promptly falls, the clutch enables to the active carrying axle (1) to be rotated integrally with driving gear (4)；It is described from
Moving axis component (II) includes driven carrying axle (8), and driven gear (10) is provided with driven carrying axle (8), described driven
Gear (10) is engaged with driving gear (4)；The wheel assembly (III) that brakes is installed on the end of driven shaft carrying axle (8)；As the master
When moving gear (4) drives driven gear (10) rotation, the brake wheel assembly (III) can be common with the guide rail (IV)
Brake fall arrest is realized in effect.
2. falling-proof safety device as claimed in claim 1, the active shaft assembly (I) further includes active carrying axle
Bearing block (2), the transmission castor (3) is installed on the both ends of active carrying axle (1), described actively to carry bearing housing (2) use
The active carrying axle (1) is supported in installation.
3. falling-proof safety device as claimed in claim 2, the falling-proof safety device passes through the active carrying axle axis
Bearing (2) is fixedly installed on the device for treating fall arrest.
4. falling-proof safety device as claimed in claim 1, the clutch is used to control whether the active carrying axle
(1) rotational kinetic energy passes to the driving gear (4)；The clutch is centrifugal pawl clutch, and it includes ratchet
(5), pawl (6), elastic telescopic part (7) and it is nested with (14), wherein the elastic telescopic part (7) and pawl (6) are arranged on institute
To state and be nested with (14), the elastic telescopic part (7) is rotatably set, and the one of the elastic telescopic part (7)
End is nested with (14) described in being fixed on, and other end is fixed on the pawl (6), and be nested with (14) are set in actively
In carrying axle (1), the ratchet (5) is fixedly connected with the driving gear (4).
5. falling-proof safety device as claimed in claim 4, when running well, under the action of elastic telescopic part (7), institute
State pawl (6) and ratchet (5) is separated from each other, is i.e. the rotational kinetic energy of active carrying axle (1) is not transferred to driving gear
(4).The elastic telescopic part (7) is spring, rubber band or gas spring.
6. falling-proof safety device as claimed in claim 1, the driven shaft assembly (II) further includes driven carrying
Bearing housing (9).
7. falling-proof safety device as claimed in claim 1, the brake wheel assembly (III) has brake wheel and casing (12),
The corresponding internal thread of end (13) screw thread with the driven carrying axle (8) is internally provided with described sleeve pipe (12), in institute
State and protrudent pin (11) is provided with the end periphery of casing (12), driven carrying bearing housing (9) is used to support described driven hold
Axis (8) is carried, the sliding groove for housing the protrudent pin (11) is provided with driven carrying bearing housing (9), is promptly being stopped
Che Shi, the protrudent pin (11) can realize linear motion in above-mentioned sliding groove.
8. such as claim 1-7 any one of them falling-proof safety devices, the falling-proof safety device is pacified for elevator bucket
Full fall arrest.
9. a kind of material lifting device, it includes claim 1-8 any one of them falling-proof safety devices.
10. according to the falling-proof safety device described in claim 1-6, by the brake disc of the brake wheel assembly (III) according to two
The shape of side rails (IV), design squarely, ellipse or other non-circular shapes, brake disc under the state of emergency, makees in guide rail
With lower linear motion, two side rails of extruding realize that brake purpose prevents hopper from falling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711486190.2A CN108002319A (en) | 2017-12-29 | 2017-12-29 | A kind of falling-proof safety device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711486190.2A CN108002319A (en) | 2017-12-29 | 2017-12-29 | A kind of falling-proof safety device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108002319A true CN108002319A (en) | 2018-05-08 |
Family
ID=62049732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711486190.2A Pending CN108002319A (en) | 2017-12-29 | 2017-12-29 | A kind of falling-proof safety device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108002319A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108468732A (en) * | 2018-06-11 | 2018-08-31 | 漳州市龙文区上野技术开发服务部 | A kind of anti-fall brake disc of door roller and brake base |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1619413A2 (en) * | 2004-07-23 | 2006-01-25 | Jürgen Zimmermann | Actuator |
| CN201010312Y (en) * | 2007-03-09 | 2008-01-23 | 广东省大宝山矿业有限公司 | Improvement of medium-sized plate feeder driving structure |
| US20100012424A1 (en) * | 2006-10-16 | 2010-01-21 | Markus Krauss | Fall arrester for a climbing protection system |
| CN102815650A (en) * | 2012-07-31 | 2012-12-12 | 山东水泊焊割设备制造有限公司 | Falling-protection device |
| US20130220760A1 (en) * | 2012-02-23 | 2013-08-29 | Woo Sing Industrial Co., Ltd | Ratchet braking structure |
| CN106082048A (en) * | 2016-08-09 | 2016-11-09 | 广西科技大学 | A kind of jacking equipment safety device |
| CN206735696U (en) * | 2017-04-15 | 2017-12-12 | 浙江海舟船舶制造有限公司 | The brake gear of hurdy-gurdy |
| CN208218341U (en) * | 2017-12-29 | 2018-12-11 | 青岛中海德自动化设备有限公司 | A kind of falling-proof safety device |
-
2017
- 2017-12-29 CN CN201711486190.2A patent/CN108002319A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1619413A2 (en) * | 2004-07-23 | 2006-01-25 | Jürgen Zimmermann | Actuator |
| US20100012424A1 (en) * | 2006-10-16 | 2010-01-21 | Markus Krauss | Fall arrester for a climbing protection system |
| CN201010312Y (en) * | 2007-03-09 | 2008-01-23 | 广东省大宝山矿业有限公司 | Improvement of medium-sized plate feeder driving structure |
| US20130220760A1 (en) * | 2012-02-23 | 2013-08-29 | Woo Sing Industrial Co., Ltd | Ratchet braking structure |
| CN102815650A (en) * | 2012-07-31 | 2012-12-12 | 山东水泊焊割设备制造有限公司 | Falling-protection device |
| CN106082048A (en) * | 2016-08-09 | 2016-11-09 | 广西科技大学 | A kind of jacking equipment safety device |
| CN206735696U (en) * | 2017-04-15 | 2017-12-12 | 浙江海舟船舶制造有限公司 | The brake gear of hurdy-gurdy |
| CN208218341U (en) * | 2017-12-29 | 2018-12-11 | 青岛中海德自动化设备有限公司 | A kind of falling-proof safety device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108468732A (en) * | 2018-06-11 | 2018-08-31 | 漳州市龙文区上野技术开发服务部 | A kind of anti-fall brake disc of door roller and brake base |
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