CN209455874U - The deceleration device and system of building hoist - Google Patents
The deceleration device and system of building hoist Download PDFInfo
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- CN209455874U CN209455874U CN201920101512.5U CN201920101512U CN209455874U CN 209455874 U CN209455874 U CN 209455874U CN 201920101512 U CN201920101512 U CN 201920101512U CN 209455874 U CN209455874 U CN 209455874U
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Abstract
The utility model relates to a kind of deceleration device of building hoist and systems, pass through setting shell, friction member, brake component, linear movement component, centrifugal-block, gear shaft and gear；And gear is arranged in one end of gear shaft, one end of centrifugal-block is arranged on gear shaft, and the other end is arranged on gear shaft by the first spring；Brake component is provided with the first sliding block, first bearing and second bearing；The other end of gear shaft is arranged in first bearing, and the first sliding block is slidably connected with first bearing, and second bearing is connected with linear movement component；Linear movement component is arranged on shell, and linear movement component can be mobile relative to shell；So that driving brake component rotation when building hoist rapid decrease by centrifugal-block, friction being generated between brake component and friction member, plays the role of the cage rapid decrease for preventing building hoist.Using the technical solution of the utility model, the safety of building hoist can be effectively improved.
Description
Technical field
The utility model relates to building hoist technical fields, and in particular to a kind of deceleration device of building hoist and be
System.
Background technique
Building hoist is mainly used in the construction of urban skyscraper as a kind of Transport Machinery, with building trade
It rapidly develops, building hoist plays increasingly important role in construction, it mainly undertakes vertical transport personnel
And the work of cargo.
Power failure or the rapid decrease that breaks down can be inevitably encountered in the use process of building hoist, work as construction lift
When electric, building hoist can be parked in the air, be difficult to make personnel in cage out of danger if not level position.When generation event
When barrier hurtles down, anti-falling safety device is acted at this time, continues to drop to avoid building hoist, so that building hoist is suspended in half
In the air, it is often also not level position at this time, is difficult to make personnel in cage out of danger, the rescue personnel of profession is needed to release at this time
It puts anti-falling safety device to be rescued, to prevent from causing casualties.
But in the prior art, trapped person can not save oneself, in trapped person's waiting process, it is likely that can barbarous behaviour
Make, leads to the reasons such as anti-falling safety device failure or anti-falling safety device itself failure, can still result under building hoist
Pendant, causes casualties, reduces the safety of building hoist.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of deceleration device of building hoist and system, with solution
The certainly lower problem of building hoist safety.
In order to achieve the above object, the utility model provides a kind of deceleration device of building hoist, including shell, brake
Structure and centrifugal mechanism；
The arrestment mechanism includes friction member, brake component and linear movement component；
The centrifugal mechanism includes centrifugal-block, gear shaft and gear；
One end of the gear shaft is arranged in the gear, and one end of the centrifugal-block is arranged on the gear shaft, institute
The other end for stating centrifugal-block is arranged on the gear shaft by the first spring；
The brake component is provided with the first sliding block, first bearing and second bearing；
The other end of the gear shaft is arranged in the first bearing, and first sliding block and first bearing sliding connect
It connects, the second bearing is connected with the linear movement component；
The linear movement component is arranged on the housing, and the linear movement component being capable of the relatively described shell shifting
It is dynamic；
The friction member is fixed on the housing；
If desired the building hoist is used, drives the brake component to far from institute by the linear movement component
The direction for stating gear shaft is mobile, and the brake component and the friction member is made to be in contact condition；
If desired anti-fall experiment is carried out to the building hoist, the braking parts is driven by the linear movement component
Part makes the brake component and the friction member be in separated position to close to the movement of the direction of the gear shaft.
Further, in deceleration device described above, the linear movement component includes connecting shaft and extensible member；
One end of the connecting shaft is arranged in the second bearing；
The extensible member is connected with one end of the spindle；
The extensible member drives the brake component to move back and forth along the gear shaft by the connecting shaft.
Further, in deceleration device described above, the extensible member includes second spring, the second sliding block and tail portion
Releasing mechanism；
It is provided with mounting plate in the shell, the first aperture is provided on the mounting plate；
The other end of the connecting shaft passes through first aperture；
The second spring is set in the connecting shaft, and one end of the second spring and the second bearing connect
It connects, the other end of the second spring is connect with the mounting plate；
The second sliding block setting is slidably connected in first tapping, and with the connecting shaft；
Mounting hole is provided on the bottom plate of the shell, the tail portion releasing mechanism is fixed on described across the mounting hole
It on bottom plate, and can be relatively moved between the bottom plate, and in moving process, drive the braking via the connecting shaft
Component is mobile.
Further, in deceleration device described above, the other end of the connecting shaft and the tail portion releasing mechanism are logical
Bolt assembly is crossed to link together.
Further, in deceleration device described above, the other end of the connecting shaft and the tail portion releasing mechanism are logical
Cross between bolt assembly that there are gaps.
Further, in deceleration device described above, the mounting hole is threaded hole, and the tail portion releasing mechanism is spiral shell
Bolt.
Further, in deceleration device described above, the tail portion releasing mechanism is set far from one end of the connecting shaft
It is equipped with the second aperture；
After rotation tool is inserted into second aperture, the tail portion releasing mechanism is rotated, so that the tail portion solves
Except being relatively moved between mechanism and the bottom plate.
The utility model also provides a kind of rescue system of elevator, including electric control gear, braking system, cage and as above
The deceleration device of the building hoist；
The electric control gear is connected with the braking system；
The braking system and the deceleration device are connected with the cage respectively；
The electric control gear controls the braking system and opens a sluice gate to run, and declines the cage under the effect of gravity；
When the decrease speed of the cage reaches preset threshold, the deceleration device movement, to slow down the cage
Decrease speed discharges personnel in cage after so that the cage is dropped to level position.
Further, in system described above, the electric control gear includes battery, inverter and control switch；
The battery, the inverter, the control switch are sequentially connected；
The control switch is connected with the braking system.
The deceleration device and system of the building hoist of the utility model, by the way that shell, friction member, braking parts is arranged
Part, linear movement component, centrifugal-block, gear shaft and gear；And gear is arranged in one end of gear shaft, one end of centrifugal-block is set
It sets on gear shaft, the other end is arranged on gear shaft by the first spring；Brake component is provided with the first sliding block, first bearing
And second bearing；The other end of gear shaft is arranged in first bearing, and the first sliding block is slidably connected with first bearing, second bearing with
Linear movement component is connected；Linear movement component is arranged on shell, and linear movement component can be mobile relative to shell；So that
If encountered in the use process of building hoist power failure or break down rapid decrease when, by centrifugal-block drive brake component turn
It is dynamic, friction is generated between brake component and friction member, plays the role of the cage rapid decrease for preventing building hoist.To
Reach and building hoist is allowed to be slowly declined to level position, discharges personnel in cage, keep personnel in building hoist out of danger
Safety guard.Using the technical solution of the utility model, the safety of building hoist can be effectively improved.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the sectional view of the deceleration device of the building hoist of the utility model；
Fig. 2 is the view in the direction A-A in Fig. 1；
Fig. 3 is the enlarged drawing of B area in Fig. 1；
Fig. 4 is the structural schematic diagram of the rescue system embodiment of the elevator of the utility model；
Fig. 5 is the circuit diagram of braking system in this Fig. 4.
Specific embodiment
To keep the purpose of this utility model, technical solution and advantage clearer, below by the technology to the utility model
Scheme is described in detail.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work
Obtained all other embodiment is put, the range that the utility model is protected is belonged to.
Fig. 1 is the sectional view of the deceleration device of the building hoist of the utility model, and Fig. 2 is the view in the direction A-A in Fig. 1
Figure.As Figure 1-Figure 2, the deceleration device of the building hoist of the present embodiment may include shell 10, arrestment mechanism 11 and from
Concentric mechanism 12；Arrestment mechanism 11 includes friction member 111, brake component 112 and linear movement component 113；Centrifugal mechanism 12 wraps
Include centrifugal-block 121, gear shaft 122 and gear 123.
In the present embodiment, one end of gear shaft 122 is arranged in gear 123, and one end of centrifugal-block 121 is arranged in gear shaft
On 122, the other end of centrifugal-block 121 is arranged on gear shaft 122 by the first spring 124；Brake component 112 is provided with first
Sliding block 1121, first bearing 1122 and second bearing 1123；First bearing 1122 is arranged in the other end of gear shaft 122, and first
Sliding block 1121 is slidably connected with first bearing 1122, and second bearing 1123 is connected with linear movement component 113；Linear movement component
113 are arranged on the housing 10, and linear movement component 113 can be mobile relative to shell 10；Friction member 111 is fixed on shell 10
On.
During a specific implementation, building hoist is if desired used, can be driven by linear movement component 113
Brake component 112 is mobile to the direction far from gear shaft 122, and brake component 112 and friction member 111 is made to be in contact condition；
If desired anti-fall experiment is carried out to building hoist, drives brake component 112 to close to gear shaft by linear movement component 113
122 direction is mobile, and brake component 112 and friction member 111 is made to be in separated position.
For example, the deceleration device of the present embodiment is to prevent the cage of building hoist from dropping under the effect of gravity.When
When the braking system of building hoist opens a sluice gate operation, cage drops under the effect of gravity, as cage lapse rate is accelerated,
The revolving speed of gear 123 and gear shaft 122 is also accelerated, and when the revolving speed of gear shaft 122 reaches certain value, centrifugal-block 121 overcomes
The effect of the spring force of one spring is thrown away outward, and the other end of centrifugal-block 121 is contacted with brake component 112, and the two generates friction,
And brake component 112 is driven to rotate together, friction is generated between brake component 112 and friction member 111, to reach deceleration
Effect, avoids cage from being suspended in midair, cage is made to come downwards to home safely, to realize the rescue to accused officer, keeps away
Exempt to operate because of trapped person's cruelty, has led to anti-falling safety device failure, alternatively, the reasons such as safety itself failure are prevented,
The phenomenon that causing building hoist to drop, causing casualties.
When needing to carry out anti-falling safety device test to building hoist, due to being equipped with the deceleration device, cage cannot add
Speed arrives anti-falling safety device movement speed, is unable to reach the movement speed of anti-falling safety device, is unable to complete falling for anti-falling safety device
Test, therefore, when carrying out fall arrest test, can be such that linear movement component 113 rotates in the forward direction by specific purpose tool, by the
One sliding block 1121 drives brake component 112 to 122 Slideslip of gear shaft, is in brake component 112 and friction member 111 and divides
Open state, the effect failure of such deceleration device.It should be reversely rotated, be driven using specific purpose tool immediately when completing falling prevention test
Brake component 112 is mobile to the direction far from gear shaft 122, and brake component 112 and friction member 111 is made to be in contact condition,
Deceleration device is restored to normal operating conditions.
The deceleration device of the building hoist of the present embodiment, by the way that shell 10, friction member 111, brake component is arranged
112, linear movement component 113, centrifugal-block 121, gear shaft 122 and gear 123；And gear shaft 122 is arranged in gear 123
One end of one end, centrifugal-block 121 is arranged on gear shaft 122, and the other end of centrifugal-block 121 is arranged by the first spring 124
On gear shaft 122；Brake component 112 is provided with the first sliding block 1121, first bearing 1122 and second bearing 1123；First bearing
1122 are arranged in the other end of gear shaft 122, and the first sliding block 1121 is slidably connected with first bearing 1122, second bearing 1123 with
Linear movement component 113 is connected；Linear movement component 113 is arranged on the housing 10, and linear movement component 113 can be with respect to shell
Body 10 is mobile；Friction member 111 is fixed on the housing 10, if so that encountering power failure or generation in the use process of building hoist
Failure drives brake component 112 to rotate, friction is generated between brake component 112 and friction member 111, realizes by centrifugal-block 121
The effect slowed down to the cage of building hoist.Using the technical solution of the utility model, construction lifting can be improved
The safety of machine.
Fig. 3 is the enlarged drawing of B area in Fig. 1.As shown in figures 1 and 3, the deceleration device of the building hoist of the present embodiment
In, linear movement component 113 includes connecting shaft 1131 and extensible member；Wherein, one end of connecting shaft 1131 is arranged in the second axis
It holds on 1123；Extensible member is connected with one end of spindle；Extensible member drives brake component 112 along gear by connecting shaft 1131
Axis 122 moves back and forth.
For example, the extensible member may include second spring 1132, the second sliding block 1133 and tail portion releasing mechanism 1134；Shell
It is provided with mounting plate 101 in body 10, the first aperture is provided on mounting plate 101；The other end of connecting shaft 1131 passes through first and opens
Hole；Second spring 1132 is set in connecting shaft 1131, and one end of second spring 1132 is arranged in second bearing 1123, the
The other end of two springs 1132 is arranged on mounting plate 101；Second sliding block 1133 is arranged in the first tapping, and and connecting shaft
1131 are slidably connected.The bottom plate 102 of shell 10 is provided with mounting hole, and tail portion releasing mechanism 1134 passes through mounting hole and is fixed on bottom plate
It on 102, and can be relatively moved between bottom plate 102 and in moving process, drive brake component 112 via connecting shaft 1131
It is mobile.For example, driving braking parts via connecting shaft 1131 when tail portion releasing mechanism 1134 is mobile to the direction of gear shaft 122
Part 112 is mobile to the direction of gear shaft 122, and brake component 112 is separated with friction member 111；When tail portion releasing mechanism 1134 to
When direction far from gear shaft 122 is mobile, drive brake component 112 to the direction far from gear shaft 122 via connecting shaft 1131
Mobile, brake component 112 is contacted with friction member 111.Wherein, mounting hole is preferably threaded hole, and tail portion releasing mechanism 1134 is excellent
It is selected as bolt.Tail portion releasing mechanism 1134 is provided with the second aperture far from one end of connecting shaft 1131；Rotation tool insertion second
After aperture, tail portion releasing mechanism 1134 is rotated, so as to be relatively moved between tail portion releasing mechanism 1134 and bottom plate 102.
In the present embodiment, the other end and tail portion releasing mechanism 1134 of connecting shaft 1131 are connected to one by bolt assembly
It rises；Alternatively, the other end and tail portion releasing mechanism 1134 of connecting shaft 1131 are by the way that there are gaps between bolt assembly.Wherein, should
Gap should be small as far as possible, can quickly and connecting shaft when so that tail portion releasing mechanism 1134 is mobile to the direction of gear shaft 122
1131 another end in contact, to drive brake component 112 mobile to the direction of gear shaft 122 via connecting shaft 1131.
Fig. 4 is the structural schematic diagram of the rescue system embodiment of the elevator of the utility model, as shown in figure 4, this implementation
The rescue system of example may include electric control gear 2, braking system 3, cage 4 and deceleration device 1；Wherein, electric control gear 2 and braking
System 3 is connected；Braking system 3 and deceleration device 1 are connected with cage 4 respectively；Electric control gear 2 controls braking system 3 and opens a sluice gate to run,
Decline cage 4 under the effect of gravity, when the decrease speed of cage 4 reaches preset threshold, deceleration device 1 is acted, to slow down
The decrease speed of cage 4.Fig. 5 is the circuit diagram of braking system in this Fig. 4, as shown in figure 5, braking system in the present embodiment by
Power interface S, A.C. contactor K, rectifier stack A, first resistor R1, second resistance R2, sustained diode and brake B group
At.Wherein, first point of rent R1 is preferably varistor.
For example, the electric control gear of the present embodiment includes battery, inverter and control switch；Battery, inverter, control
Switch is sequentially connected；Control switch is connected with braking system, and specifically, control switch is connected with power interface S, is opened by control
It closes and realizes being opened or closed between two power interface S.Wherein, control switch be the 4 hole stacked switches with common button, 4
Hole stacked switch be respectively scram button, rotation switching push button (one end is normal end, and one end is rescue end), public end button and
Open a sluice gate button (public end button and open a sluice gate button press lower brake simultaneously and could open).Battery is via right after inverter transformation
Braking system provides power supply.
When personnel are trapped in cage, accused officer or rescue personnel can rotate switching push button, rotation to rescue
End, two power interface S conductings, battery provide 110v alternating current to inverter power supply, inverter, supply A.C. contactor K
Electricity, for brake use, at this point, operation rescue button presses public end button simultaneously and opens a sluice gate button, (button is set as
Crawl operation) brake of motor is opened, braking system opens a sluice gate to run, and cage declines under the effect of gravity, under cage
When dropping excessive velocities, deceleration device 1 slows down to cage, and realization principle please refers to above-mentioned related record, no longer superfluous herein
It states.
It is understood that same or similar part can mutually refer in the various embodiments described above, in some embodiments
Unspecified content may refer to the same or similar content in other embodiments.
It should be noted that term " first ", " second " etc. are used for description purposes only in the description of the present invention,
It is not understood to indicate or imply relative importance.In addition, in the description of the present invention, unless otherwise indicated, it is " more
It is a " meaning refer at least two.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
Stating may not refer to the same embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be
It can be combined in any suitable manner in any one or more embodiment or examples.
Although the embodiments of the present invention have been shown and described above, it is to be understood that above-described embodiment is
Illustratively, it should not be understood as limiting the present invention, those skilled in the art are in the scope of the utility model
Inside it can make changes, modifications, alterations, and variations to the above described embodiments.
Claims (9)
1. a kind of deceleration device of building hoist, which is characterized in that including shell, arrestment mechanism and centrifugal mechanism；
The arrestment mechanism includes friction member, brake component and linear movement component；
The centrifugal mechanism includes centrifugal-block, gear shaft and gear；
The gear is arranged in one end of the gear shaft, and one end of the centrifugal-block is arranged on the gear shaft, it is described from
The other end of heart block is arranged on the gear shaft by the first spring；
The brake component is provided with the first sliding block, first bearing and second bearing；
The other end of the gear shaft is arranged in the first bearing, and first sliding block is slidably connected with the first bearing,
The second bearing is connected with the linear movement component；
The linear movement component is arranged on the housing, and the linear movement component can be mobile relative to the shell；
The friction member is fixed on the housing；
If desired the building hoist is used, drives the brake component to far from the tooth by the linear movement component
The direction of wheel shaft is mobile, and the brake component and the friction member is made to be in contact condition；
If desired anti-fall experiment is carried out to the building hoist, by the linear movement component drive the brake component to
It is mobile close to the direction of the gear shaft, so that the brake component and the friction member is in separated position.
2. deceleration device according to claim 1, which is characterized in that the linear movement component includes connecting shaft and stretches
Component；
One end of the connecting shaft is arranged in the second bearing；
The extensible member is connected with one end of the spindle；
The extensible member drives the brake component to move back and forth along the gear shaft by the connecting shaft.
3. deceleration device according to claim 2, which is characterized in that the extensible member includes second spring, the second cunning
Block and tail portion releasing mechanism；
It is provided with mounting plate in the shell, the first aperture is provided on the mounting plate；
The other end of the connecting shaft passes through first aperture；
The second spring is set in the connecting shaft, and one end of the second spring is connect with the second bearing, institute
The other end for stating second spring is connect with the mounting plate；
The second sliding block setting is slidably connected in first tapping, and with the connecting shaft；
Mounting hole is provided on the bottom plate of the shell, the tail portion releasing mechanism passes through the mounting hole and is fixed on the bottom plate
On, and can be relatively moved between the bottom plate, and in moving process, the brake component is driven via the connecting shaft
It is mobile.
4. deceleration device according to claim 3, which is characterized in that the other end of the connecting shaft and the tail portion release
Mechanism is linked together by bolt assembly.
5. deceleration device according to claim 3, which is characterized in that the other end of the connecting shaft and the tail portion release
Mechanism is by the way that there are gaps between bolt assembly.
6. deceleration device according to claim 3, which is characterized in that the mounting hole is threaded hole, and the tail portion releases
Mechanism is bolt.
7. deceleration device according to claim 3, which is characterized in that the tail portion releasing mechanism is far from the connecting shaft
One end is provided with the second aperture；
After rotation tool is inserted into second aperture, the tail portion releasing mechanism is rotated, so that the tail portion releases machine
It is relatively moved between structure and the bottom plate.
8. a kind of deceleration system of elevator, which is characterized in that including electric control gear, braking system, cage and such as claim
The deceleration device of any building hoist of 1-7；
The electric control gear is connected with the braking system；
The braking system and the deceleration device are connected with the cage respectively；
The electric control gear controls the braking system and opens a sluice gate to run, and declines the cage under the effect of gravity；
When the decrease speed of the cage reaches preset threshold, the deceleration device movement, to slow down the decline of the cage
Speed discharges personnel in cage after so that the cage is dropped to level position.
9. system according to claim 8, which is characterized in that the electric control gear includes battery, inverter and control
Switch；
The battery, the inverter, the control switch are sequentially connected；
The control switch is connected with the braking system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920101512.5U CN209455874U (en) | 2019-01-22 | 2019-01-22 | The deceleration device and system of building hoist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920101512.5U CN209455874U (en) | 2019-01-22 | 2019-01-22 | The deceleration device and system of building hoist |
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| Publication Number | Publication Date |
|---|---|
| CN209455874U true CN209455874U (en) | 2019-10-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920101512.5U Expired - Fee Related CN209455874U (en) | 2019-01-22 | 2019-01-22 | The deceleration device and system of building hoist |
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| CN (1) | CN209455874U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111245301A (en) * | 2020-03-25 | 2020-06-05 | 中冶建工集团有限公司 | Control system of anti-falling climbing aid |
-
2019
- 2019-01-22 CN CN201920101512.5U patent/CN209455874U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111245301A (en) * | 2020-03-25 | 2020-06-05 | 中冶建工集团有限公司 | Control system of anti-falling climbing aid |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191001 |
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| CF01 | Termination of patent right due to non-payment of annual fee |