CN107486746A - A kind of anti-fall device - Google Patents
A kind of anti-fall device Download PDFInfo
- Publication number
- CN107486746A CN107486746A CN201710901501.0A CN201710901501A CN107486746A CN 107486746 A CN107486746 A CN 107486746A CN 201710901501 A CN201710901501 A CN 201710901501A CN 107486746 A CN107486746 A CN 107486746A
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- China
- Prior art keywords
- escapement
- wave
- resetting
- fall device
- shape board
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/54—Arrangements or details not restricted to group B23Q5/02 or group B23Q5/22 respectively, e.g. control handles
- B23Q5/58—Safety devices
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Emergency Lowering Means (AREA)
Abstract
The invention discloses a kind of anti-fall device, and in equipment, for preventing falling for elevating mechanism, including retaining mechanism, excitation mechanism, elevating mechanism connects excitation mechanism, and excitation mechanism is corresponding with retaining mechanism.Excitation mechanism includes escapement, wave-shape board, resetting-mechanism, retaining mechanism includes hanging plate, elevating mechanism connects escapement, wave-shape board, hanging plate are separately positioned on the both sides of escapement, resetting-mechanism connects escapement and escapement is bonded with wave-shape board, hanging hole is provided with hanging plate, hook corresponding with hanging hole is provided with escapement.The present invention is designed using pure mechanic structure, with the inertia of escapement in itself, simple harmonic motion is done in the presence of resetting-mechanism, once excessive velocities, simple harmonic motion is forced to change amplitude, escapement is caused to be caught in hanging plate, the dependence to electricity is broken away from, then inertia is constant due to escapement mass conservation, free from the influence of the external environment, it is safe, strong antijamming capability.
Description
Technical field
The present invention relates to machining apparatus accessory technical field, more particularly to a kind of anti-fall device.
Background technology
The equipment such as numerical control machining center, drilling machine are both provided with the elevating mechanism that can vertically move, when powering off or set
During standby failure, elevating mechanism is easy to fall under gravity, easily causes casualties, the damage feelings such as equipment or workpiece
Condition.Therefore need that a kind of falling proof device is installed, to avoid the generation of the above situation, however elevating mechanism weight is big, equipment in itself
Compact-sized, equipment needs to work continuously, and the factors such as long-time shutdown loss is serious, all limits the solution of the problem.
Existing falling-proof safety device mainly has following several：1st, it is suitable for using rope and safety lock, this structure
Climb, the occasion such as climbing, the meeting auto lock once people falls, securely and reliably, but rocked, frictionally because cord lock has
The features such as power is locked, load is not too large, easily broken in severe occasion, is not suitable for automation, machine tool field；2nd, elevator industry uses
Speed restrictor using by centrifugal force operating principle, once hypervelocity or falling, claw blocks in the case of centrifugal force
Extremely, its security performance is higher, and complicated space-consuming is big, can not restart under lock-up condition with an equipment and automatically reset,
Automated machine tool industry does not apply to；3rd, the device of fall arrest is realized by card upper rail, is all with weightless or impact
The lower triggering stuck device of effect, once triggering, can not continue work by automatically adjusting or carrying out under suspended state to reset
Make, be not suitable for occasion of working continuously.
The content of the invention
The present invention in view of the shortcomings of the prior art, develops a kind of anti-fall device, and it is limited that the device can be arranged on equipment
In space, and can adapt to big load, being capable of Rapid reset.
The present invention solve technical problem technical scheme be：On the one hand, the embodiment provides a kind of anti-fall dress
Put, in equipment, for preventing falling for elevating mechanism, including retaining mechanism, excitation mechanism, elevating mechanism connection excitation
Mechanism, excitation mechanism are corresponding with retaining mechanism.
As optimization, the excitation mechanism includes escapement, wave-shape board, resetting-mechanism, and retaining mechanism includes hanging plate, lift
Structure connects escapement, and wave-shape board, hanging plate are separately positioned on the both sides of escapement, and resetting-mechanism connection escapement simultaneously makes escapement be pasted with wave-shape board
Close, hanging hole is provided with hanging plate, hook corresponding with hanging hole is provided with escapement.Elevating mechanism connects escapement and drives escapement edge
Wave-shape board moves up and down.Elevating mechanism is close to wave-shape board without relative rotation, escapement with escapement in the presence of resetting-mechanism, in speed
To spend in control range, escapement can be bonded slip with wave-shape board, when speed exceedes setting value, the inertia in escapement horizontal direction
Power overcomes the power of resetting-mechanism to continue to move to hanging plate direction, while elevating mechanism continues down to move, when escapement is to hanging plate side
To when being displaced to up to extreme position, hook be caught in hanging hole, prevent the whereabouts of elevating mechanism, play a protective role.When drained event
After barrier, elevating mechanism is lifted, is moved in the presence of resetting-mechanism to wave-shape board direction, departs from hanging hole, equipment works on.Pendulum
Take turns the amplitude of simple harmonic motion is influenceed by the shape of wave-shape board, resetting-mechanism restoring force, by the power and ripple that adjust resetting-mechanism
The limit of the modifiable anti-fall device of shape of wave plate is fallen speed.
As optimization, the anti-fall device also includes guide rail, sliding block, connector, and sliding block is arranged on guide rail, and escapement passes through
Rotating shaft a connection sliding blocks, elevating mechanism pass through connector connection sliding block.
As optimization, counterweight is additionally provided with the escapement.
As optimization, the wave-shape board is fixed on guide rail by guide rail mounting hole.
As optimization, the top of the escapement is inclined-plane.
As optimization, roller is provided with the escapement, roller contacts with wave-shape board, and roller is arranged on pendulum by rotating shaft b
On wheel, resilient material is set between roller and rotating shaft b.
As optimization, the resetting-mechanism includes extension spring, and extension spring is arranged between escapement and wave-shape board, extension spring connection pendulum
Wheel.
As optimization, the resetting-mechanism also includes adjusting rod, and extension spring one end connection escapement, the other end connect adjusting rod,
Adjusting rod is arranged on sliding block, is connected through a screw thread between adjusting rod and sliding block.
As optimization, the resetting-mechanism includes spring, and spring is arranged between escapement and hanging plate, spring connection escapement；
Or the resetting-mechanism includes torsion spring, torsion spring is arranged on rotating shaft a.
As optimization, the guide rail is provided at both ends with block, and anti-limited slip block comes off, overtravel.
As optimization, high-abrasive material is provided between the guide rail, sliding block.
The effect provided in the content of the invention is only the effect of embodiment, rather than whole effects that invention is all, above-mentioned
Technical scheme has the following advantages that or beneficial effect：
1. the present invention is designed using pure mechanic structure, with the inertia of escapement in itself, letter is done in the presence of resetting-mechanism
Harmonic motion, once excessive velocities, simple harmonic motion is forced to change amplitude, causes escapement to be caught in hanging plate, has broken away from the dependence to electricity, by
In escapement mass conservation, then inertia is constant, free from the influence of the external environment, safe, strong antijamming capability.
2. by setting guide rail, sliding block, connector, connector can be linkage so that the installation position of anti-fall device
Put more freely, and slide block movement will not be because of installation deviation and stuck.
3. by setting counterweight, the amplitude of oscillation of the counterweight adjustable balance wheel of different weight is changed, so as to realize to anti-fall speed
Regulation.
4. by setting wave-shape board to be fixed on by guide rail mounting hole on guide rail, installation procedure is saved, as long as guide rail does not have
Have and come off in slave unit, wave-shape board does not just shift, and avoiding equipment fault causes to influence the situation that control is accurate or fails.
5. being inclined-plane by setting the top of escapement, when lifting elevating mechanism, edge pushes away hook to wave-shape board direction on hanging hole,
Assist the reset of resetting-mechanism realization device.
6. by setting elastomeric material between escapement and rotating shaft b, energy storage is played in escapement and wave-shape board collision process
Effect, reduce energy loss, reduce noise, velocity control accuracy is higher, and effectively prevent energy loss causes level
The unstable situation of amplitude.
7. use dynamical element of the extension spring as resetting-mechanism, in extension spring because fatigue and during end-of-life, escapement is automatic
Into locking state, so belong to safe condition, avoid other structures using preceding without safety inspection or make
Because dangerous caused by being damaged caused by external cause during, the loss of personal safety as well as the property safety is avoided, is balanced with extension spring
Escapement horizontal movement caused by wave-shape board excitation, than torsion spring installation is more convenient, rate of breakdown is lower, the surface phenomenon of mal-function becomes apparent from
Volume, cost are low.
8. by setting adjusting rod, rotation adjusting lever can adjust the pulling force of extension spring, so as to adjust the amplitude of oscillation of escapement, so as to real
Now to the regulation of anti-fall speed.
9. by setting high-abrasive material between guide rail, sliding block, noise is reduced, extends the sliding block life-span.
Brief description of the drawings
Fig. 1 is the overall construction drawing of an embodiment of the present invention.
Fig. 2 to Fig. 4 is the cut-away view after an embodiment of the present invention hidden parts part.
Embodiment
In order to the technical characterstic of clear explanation this programme, below by embodiment, and its accompanying drawing is combined, to this
Invention is described in detail.Following disclosure provides many different embodiments or example is used for realizing the different knots of the present invention
Structure.In order to simplify disclosure of the invention, hereinafter the part and setting of specific examples are described.In addition, the present invention can be with
Repeat reference numerals and/or letter in different examples.This repetition is that for purposes of simplicity and clarity, itself is not indicated
Relation between various embodiments are discussed and/or set.It should be noted that part illustrated in the accompanying drawings is not necessarily to scale
Draw.Present invention omits the description to known assemblies and treatment technology and process to avoid being unnecessarily limiting the present invention.
Fig. 1 to Fig. 4 is a kind of embodiment of the present invention, as illustrated, a kind of anti-fall device, in equipment, is used for
Prevent falling for elevating mechanism, including retaining mechanism 1, excitation mechanism 2, elevating mechanism connection excitation mechanism 2, excitation mechanism 2 with
The correspondence of retaining mechanism 1.
The excitation mechanism 2 includes escapement 21, wave-shape board 22, resetting-mechanism 23, and retaining mechanism 1 includes hanging plate 11, lifts
Mechanism connects escapement 21, and wave-shape board 22, hanging plate 11 are separately positioned on the both sides of escapement 21, and resetting-mechanism 23 connects escapement 21 and made
Escapement 21 is bonded with wave-shape board 22, and hanging hole 111 is provided with hanging plate 11, and hook corresponding with hanging hole 111 is provided with escapement 21
211。
Elevating mechanism connection escapement 21 drives escapement 21 to be moved up and down along wave-shape board 22.Elevating mechanism is with escapement 21 without relative
Rotating, escapement 21 is close to wave-shape board 22 in the presence of resetting-mechanism 23, in speed control range, escapement 21 and wave-shape board 22
Slip can be bonded, when speed exceedes setting value, the inertia force in the horizontal direction of escapement 21 overcome the power of resetting-mechanism 23 after
Continue and moved to the direction of hanging plate 11, while elevating mechanism continues down to move, when being displaced to up to pole to the direction of hanging plate 11 of escapement 21
During extreme position, hook 211 is caught in hanging hole 111, prevents the whereabouts of elevating mechanism, plays a protective role.After drained failure, lifting
Elevating mechanism, moved in the presence of resetting-mechanism 23 to the direction of wave-shape board 22, depart from hanging hole 111, equipment works on.
Designed using pure mechanic structure, with the inertia of of escapement 21 itself, simple harmonic quantity fortune is done in the presence of resetting-mechanism 23
Dynamic, once excessive velocities, simple harmonic motion is forced to change amplitude, causes escapement 21 to be caught in hanging plate 11, has broken away from the dependence to electricity, by
In the mass conservation of escapement 21, then inertia is constant, free from the influence of the external environment, safe, strong antijamming capability.
The amplitude of the simple harmonic motion of escapement 21 is influenceed by the shape of wave-shape board 22, the restoring force of resetting-mechanism 23, passes through regulation
The limit of the modifiable anti-fall device of shape of the power and wave-shape board 22 of resetting-mechanism 23 is fallen speed.
The anti-fall device also includes guide rail 3, sliding block 4, connector 5, and sliding block 4 is installed on guides 3, and escapement 21 is by turning
Axle a24 connection sliding blocks 4, elevating mechanism pass through the connection sliding block 4 of connector 5.By setting guide rail 3, sliding block 4, connector 5, connection
Part 5 can be linkage so that the installation site of anti-fall device is freer, and the motion of sliding block 4 will not be because of installation deviation
It is and stuck.
Counterweight 25 is additionally provided with the escapement 21.By setting counterweight 25, the counterweight 25 for changing different weight is adjustable
The amplitude of oscillation of escapement 21, so as to realize the regulation to anti-fall speed.
The wave-shape board 22 is fixed on guides 3 by guide rail mounting hole.By setting wave-shape board 22 to be installed by guide rail
Hole is fixed on guides 3, saves installation procedure, as long as guide rail does not have to come off in slave unit, wave-shape board 22 does not just shift, and avoids
Equipment fault causes to influence that control is accurate or the situation of failure.
The top of the escapement 21 is inclined-plane.It is inclined-plane by setting the top of escapement 21, when lifting elevating mechanism, hanging hole
Hook 211 is pushed away along to the direction of wave-shape board 22 on 111, assists the reset of the realization device of resetting-mechanism 23.
Roller 212 is provided with the escapement 21, roller 212 is contacted with wave-shape board 22, and roller 212 is pacified by rotating shaft b213
On escapement 21, resilient material is set between roller 212 and rotating shaft b213.
By setting elastomeric material between escapement 21 and rotating shaft b213, in escapement 21 with being risen in the collision process of wave-shape board 22
To the effect of energy storage, reduce energy loss, reduce noise, velocity control accuracy is higher, effectively prevent energy loss and leads
Cause the unstable situation of horizontal vibration amplitude.
The resetting-mechanism 23 includes extension spring 231, and extension spring 231 is arranged between escapement 21 and wave-shape board 22, and extension spring 231 connects
Connect escapement 21.
Dynamical element using extension spring 231 as resetting-mechanism 23, in extension spring 231 because fatigue and during end-of-life, pendulum
Wheel 21 so belongs to safe condition, avoids other structures before use without progress safety inspection automatically into locking state
Or the loss of personal safety as well as the property safety is avoided because dangerous caused by being damaged caused by external cause in use, use
Extension spring 231 balances escapement 21 horizontal movement caused by wave-shape board 22 encourages, it is more more convenient than torsion spring installation, rate of breakdown is lower,
It is low that the surface phenomenon of mal-function becomes apparent from volume, cost.
The resetting-mechanism 23 also includes adjusting rod 232, the one end of extension spring 231 connection escapement 21, other end connection adjusting rod
232, adjusting rod 232 is arranged on sliding block 4, is connected through a screw thread between adjusting rod 232 and sliding block 4.By setting adjusting rod
232, rotation adjusting lever 232 can adjust the pulling force of extension spring 231, so as to adjust the amplitude of oscillation of escapement 21, so as to realize to anti-fall speed
Regulation.
High-abrasive material is provided between the guide rail 3, sliding block 4.By setting high-abrasive material between guide rail 3, sliding block 4,
Noise is reduced, extends the life-span of sliding block 4.
Although above-mentioned the embodiment of invention is described with reference to accompanying drawing, not to the scope of the present invention
Limitation, on the basis of technical scheme, those skilled in the art need not pay creative work and can make
Various modifications or deformation still within protection scope of the present invention.
Claims (10)
- A kind of 1. anti-fall device, in equipment, for preventing falling for elevating mechanism, including retaining mechanism (1), excitation set Structure (2), it is characterized in that：Elevating mechanism connection excitation mechanism (2), excitation mechanism (2) are corresponding with retaining mechanism (1).
- 2. a kind of anti-fall device according to claim 1, it is characterized in that, the excitation mechanism (2) includes escapement (21), ripple Wave plate (22), resetting-mechanism (23), retaining mechanism (1) include hanging plate (11), elevating mechanism connection escapement (21), wave-shape board (22), hanging plate (11) is separately positioned on the both sides of escapement (21), resetting-mechanism (23) connection escapement (21) and make escapement (21) with Wave-shape board (22) is bonded, and hanging hole (111) is provided with hanging plate (11), and hang corresponding with hanging hole (111) is provided with escapement (21) Hook (211).
- 3. a kind of anti-fall device according to claim 2, it is characterized in that, the anti-fall device also includes guide rail (3), sliding block (4), connector (5), sliding block (4) are arranged on guide rail (3), and escapement (21) passes through rotating shaft a (24) connection sliding block (4), lift Structure passes through connector (5) connection sliding block (4).
- 4. a kind of anti-fall device according to claim 3, it is characterized in that, it is additionally provided with counterweight on the escapement (21) (25)。
- 5. a kind of anti-fall device according to claim 3, it is characterized in that, the wave-shape board (22) is consolidated by guide rail mounting hole It is scheduled on guide rail (3).
- 6. a kind of anti-fall device according to claim 2, it is characterized in that, the top of the escapement (21) is inclined-plane.
- 7. a kind of anti-fall device according to claim 3, it is characterized in that, roller (212) is provided with the escapement (21), Roller (212) contacts with wave-shape board (22), roller (212) by rotating shaft b (213) be arranged on escapement (21) on, roller (212) with Rotating shaft b sets resilient material between (213).
- 8. a kind of anti-fall device according to claim 7, it is characterized in that, the resetting-mechanism (23) includes extension spring (231), Extension spring (231) is arranged between escapement (21) and wave-shape board (22), extension spring (231) connection escapement (21).
- 9. a kind of anti-fall device according to claim 8, it is characterized in that, the resetting-mechanism (23) also includes adjusting rod (232), extension spring (231) one end connection escapement (21), other end connection adjusting rod (232), adjusting rod (232) are arranged on sliding block (4) on, it is connected through a screw thread between adjusting rod (232) and sliding block (4).
- 10. a kind of anti-fall device according to claim 7, it is characterized in that, the resetting-mechanism (23) includes spring, spring It is arranged between escapement (21) and hanging plate (11), spring connection escapement (21)；Or the resetting-mechanism (23) includes torsion spring, turn round Spring is arranged on rotating shaft a (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710901501.0A CN107486746B (en) | 2017-09-28 | 2017-09-28 | Anti-falling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710901501.0A CN107486746B (en) | 2017-09-28 | 2017-09-28 | Anti-falling device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107486746A true CN107486746A (en) | 2017-12-19 |
| CN107486746B CN107486746B (en) | 2023-09-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710901501.0A Active CN107486746B (en) | 2017-09-28 | 2017-09-28 | Anti-falling device |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101332562A (en) * | 2007-06-27 | 2008-12-31 | 康茂股份公司 | Vertically movable slide unit for an operating machine, with an integrated anti-fall device |
| CN202414922U (en) * | 2011-12-01 | 2012-09-05 | 郑俭余 | Anti-falling protective device for traction type elevator |
| CN102897624A (en) * | 2012-10-09 | 2013-01-30 | 长春理工大学 | Fall-prevention safety protection device for vertical lift elevator |
| JP3188366U (en) * | 2013-10-31 | 2014-01-16 | 日整工業有限会社 | Fall prevention device |
| CN205116848U (en) * | 2015-10-19 | 2016-03-30 | 镭蒙机电股份有限公司 | Novel mechanical type parking equipment falls with preventing device |
| CN205906858U (en) * | 2016-06-01 | 2017-01-25 | 黄韩华 | Anti -falling device for elevator |
| CN106629313A (en) * | 2017-02-18 | 2017-05-10 | 太原高科锐志物流仓储设备有限公司 | Anti-falling and anti-overspeed trapper of elevator mechanism |
-
2017
- 2017-09-28 CN CN201710901501.0A patent/CN107486746B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101332562A (en) * | 2007-06-27 | 2008-12-31 | 康茂股份公司 | Vertically movable slide unit for an operating machine, with an integrated anti-fall device |
| CN202414922U (en) * | 2011-12-01 | 2012-09-05 | 郑俭余 | Anti-falling protective device for traction type elevator |
| CN102897624A (en) * | 2012-10-09 | 2013-01-30 | 长春理工大学 | Fall-prevention safety protection device for vertical lift elevator |
| JP3188366U (en) * | 2013-10-31 | 2014-01-16 | 日整工業有限会社 | Fall prevention device |
| CN205116848U (en) * | 2015-10-19 | 2016-03-30 | 镭蒙机电股份有限公司 | Novel mechanical type parking equipment falls with preventing device |
| CN205906858U (en) * | 2016-06-01 | 2017-01-25 | 黄韩华 | Anti -falling device for elevator |
| CN106629313A (en) * | 2017-02-18 | 2017-05-10 | 太原高科锐志物流仓储设备有限公司 | Anti-falling and anti-overspeed trapper of elevator mechanism |
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| Publication number | Publication date |
|---|---|
| CN107486746B (en) | 2023-09-05 |
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Effective date of registration: 20230801 Address after: Du Cun Zhen Si Hou Cun, Jiaozhou City, Qingdao City, Shandong Province 266300 Applicant after: QINGDAO HUIJINTONG POWER EQUIPMENT CO.,LTD. Address before: Building 1-9, No. 24, Baliwa South District, Shizhong District, Jinan City, Shandong Province, 250000 Applicant before: SHANDONG STERBO INDUSTRIAL TECHNOLOGY Co.,Ltd. |
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