CN207259052U - A kind of gate is segmented headstock gear - Google Patents
A kind of gate is segmented headstock gear Download PDFInfo
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- CN207259052U CN207259052U CN201721089462.0U CN201721089462U CN207259052U CN 207259052 U CN207259052 U CN 207259052U CN 201721089462 U CN201721089462 U CN 201721089462U CN 207259052 U CN207259052 U CN 207259052U
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Abstract
The utility model discloses a kind of gate to be segmented headstock gear, it is related to technical field of crane equipment, it is set up in parallel including two sets and shares the raising driving mechanism I and II of hoisting cable, the lift of raising driving mechanism I is less than raising driving mechanism II, but the hoisting capacity of raising driving mechanism I is more than raising driving mechanism II；The reel of the raising driving mechanism I and II is arranged in an axially parallel mode；Fixed pulley group is additionally provided between the raising driving mechanism I and II reel, the hoisting cable through a raising driving mechanism reel around fixed pulley group further around running block after return to the reel of another raising driving mechanism, the headstock gear that this gate segmentation opens and closes uses raising specification different but double raising driving mechanisms of public hawser, suspender etc., different lifts/opening for the discrepant gate of hoisting capacity that aperture needs/can be directed in the opening/close of dam sluice gate to close, corresponding headstock gear has different hoisting capacities in corresponding lift/elevation.
Description
Technical field
Technical field of crane equipment is the utility model is related to, more particularly to a kind of gate segmentation headstock gear.
Background technology
With being continuously increased for hydroelectric project gate opening/closing lift and capacity, the volume of high-lift large capacity headstock gear and again
Amount also increases therewith, while is influenced by gate recess arrangement, it will the further reel of increase opening and closing device, retarder, system
The specification and size of the parts such as dynamic device, motor power (output), rack, cost can also be significantly increased；Operating mode is opened and closed with dynamic water
High-lift force of opening and closing is by hydraulic pressure（Aperture scope）Influence greatly, exemplified by opening door, opening and closing priming stroke section（Aperture scope
It is interior）By hydraulic pressure and hydraulic action, a power maximum is opened；Conversely, it is also in lowermost to close door（In the range of aperture）By hydraulic pressure and waterpower
Effect, lasting force are maximum；At present, the hoisting capacity of gate hoist is determined with the big value in both, beyond the scope of aperture,
Hoisting capacity is only decided by gate weight and running resistance, its value is much smaller than the hoisting capacity of aperture scope；There is water to open and close operating mode
High-lift gate hoist, Load Characteristics are from aperture top to the interior in a big way of lintel position, and hoisting capacity is mainly gate
Weight and operation frictional resistance, its numerical value is smaller, and in the range of the aperture from lintel to ground sill, hoisting capacity is mainly big water pressure
Lower suction and gate weight caused by caused running resistance, current, its numerical value is far above hoisting capacity more than lintel；For this
Kind has the Load Characteristics of feature very much, and lifting mechanism can be optimized.
In the prior art, such as Publication No. CN204549854U, the time of disclosure is August in 2015 12 days, entitled " a kind of
The Chinese utility model patent document of crane hoisting mechanism and electric-control system ", discloses a kind of crane hoisting mechanism and electricity
Control system.Lifting mechanism, including two sets of winding drum lifting mechanisms, two sets of auxiliary anti-swing mechanisms；Winding drum lifting mechanism includes raising electricity
Machine, reduction box, have more rope reel and the raising line being connected with suspender, and the output terminal of lifting motor and the input shaft of reduction box connect
Connect, have more rope reel device on the output shaft of reduction box, raising line, which is wrapped in, to be had more on rope reel；Auxiliary anti-swing mechanism includes
Assisted deceleration arrestment mechanism, coaster, push rod, auxiliary drum and the auxiliary rope being connected with suspender, assisted deceleration arrestment mechanism are set
On coaster, push rod connection assisted deceleration arrestment mechanism, auxiliary drum is arranged on assisted deceleration arrestment mechanism, auxiliary rope winding
On rope reel and auxiliary drum is had more, but the lifting force of two sets of lifting mechanisms of this technical solution is separate, is using
It is unfavorable for the force equilibrium of lifting force during to gate opening, door opening state is unstable, can not optimize structure and cost.
The content of the invention
The purpose of this utility model is to provide double raisings of a kind of different using raising specification but public hawser, suspender etc.
Driving mechanism, can be directed to the discrepant gate of hoisting capacity that different lifts/aperture needs in the opening/close of dam sluice gate
Open/close, corresponding headstock gear is filled in the keying that there is corresponding lift/elevation the gate segmentation of different hoisting capacities to open and close
Put.
The purpose of this utility model is achieved through the following technical solutions：
A kind of gate is segmented headstock gear, it is characterised in that：It is set up in parallel including two sets and shares the raising of hoisting cable
Driving mechanism I and II, the lift of raising driving mechanism I is less than raising driving mechanism II, but the hoisting capacity of raising driving mechanism I is big
In raising driving mechanism II；The reel of the raising driving mechanism I and II is arranged in an axially parallel mode；I He of raising driving mechanism
Be additionally provided with fixed pulley group between II reel, reel of the hoisting cable through a raising driving mechanism around fixed pulley group again
The reel of another raising driving mechanism is returned to after running block.
The raising driving mechanism I and II includes driver, shaft coupling, service brake, retarder, reel and safety
Brake, driver pass sequentially through shaft coupling, service brake and retarder driving reel, deadman's brake and are arranged on reel
On.
The deadman's brake includes the brake clamp driven by brake and the system being arranged in reel shaft
Dynamic brake lining, the outer rim of the brake pad are arranged among brake clamp.
The raising driving mechanism I and II is arranged in the same set of rack with equalizer bar, and the equalizer bar is located at
The surface of gate and its direction is parallel with gate top, the fixed pulley group is arranged on equalizer bar.
The hoisting cable is steel wire rope, and hoisting cable one end is arranged on the reel of a raising driving mechanism, lifting
Around being located between running block and fixed pulley group among hawser, the hoisting cable other end is arranged on another raising driving mechanism
On reel, two reels can drive animation pulley blocks oscilaltion separately through hoisting cable.
Install and a pair of sensing for being used to sense position of strobe and form interlocking is additionally provided with the dam of this headstock gear
Switch, the inductive switch control the keying of raising driving mechanism I and raising driving mechanism II respectively；During gate opening, control
The inductive switch conducting of raising driving mechanism I, the inductive switch of control raising driving mechanism II disconnect, by raising driving mechanism I
Gate raising is driven for power source；When inductive switch senses that gate rises to switching position set in advance, raising is controlled
The inductive switch conducting of driving mechanism II, the inductive switch of control raising driving mechanism I disconnect, and are by raising driving mechanism II
Continue to drive gate raising in power source.
The beneficial effects of the utility model are as follows：
First, a kind of gate segmentation headstock gear provided by the utility model, two sets can independent operating raising driving mechanism,
It is wherein a set of to be designed by big hoisting capacity and smaller lift；It is another set of then to be designed by small hoisting capacity and larger lift, in order to ensure to hold
By the static load of big hoisting capacity, reel wall thickness, spool shaft and deadman's brake are considered by maximum load；Two sets of lifting mechanisms have shared
Weight hawser, fixed pulley group, running block and balance etc.；During operation, large capacity raising is driven in the range of the aperture from lintel to ground sill
Motivation structure works, the low capacity raising driving mechanism interior in a big way work on aperture top to lintel position, so in hoisting capacity
Big trip segment, the work of large capacity lifting mechanism, low capacity lifting mechanism do not work, and being solely subjected to static load, (deadman's brake is in
Brake application state sets ratchet device)；In the small trip segment of hoisting capacity, the work of low capacity lifting machine, large capacity lifting mechanism is not
Work, is solely subjected to static load (brake is in brake application state).
2nd, a kind of gate segmentation headstock gear provided by the utility model, the safety system on service brake and reel
Dynamic device is providing safety guarantee it is also possible to as position-limit mechanism when replacing working status, easy to control, effect it is bright
It is aobvious；Brake clamp coordinates the braking effect of brake pad excellent and easy to safeguard；Equalizer bar direction is parallel with gate top have been made
The installation direction that direction meets gate is risen, force is smooth；Share a hoisting cable, by two sleeves combine it is middle it is dynamic,
Fixed pulley group realizes raising, both can very easily realize two-shipper concurrently or separately raising；The inductive switch for forming interlocking can be with
Realize the automatic switching function of headstock gear.
Brief description of the drawings
Fig. 1 is a kind of structure diagram of preferred solution of the utility model；
Fig. 2 is a kind of scheme of installation of preferred solution of the utility model；
Fig. 3 is that a kind of hoisting cable of preferred solution of the utility model sets schematic diagram；
In figure：
1st, driver；2nd, shaft coupling；3rd, service brake；4th, retarder；5th, reel；6th, deadman's brake；7th, fixed pulley
Group；8th, rack；9th, hoisting cable；10th, running block；11st, gate.
Embodiment
The technical solution of the utility model aim is realized, it is necessary to say to further illustrate below by way of several specific embodiments
Bright, the technical solution of the utility model is including but not limited to following embodiments.
Embodiment 1
Such as Fig. 1 to Fig. 3, a kind of gate is segmented headstock gear, including two sets of raisings for being set up in parallel and sharing hoisting cable 9
Driving mechanism I and II, the lift of raising driving mechanism I is less than raising driving mechanism II, but the hoisting capacity of raising driving mechanism I is big
In raising driving mechanism II；The reel 5 of the raising driving mechanism I and II is arranged in an axially parallel mode；I He of raising driving mechanism
Fixed pulley group 7 is additionally provided between II reel 5, reel 5 of the hoisting cable 9 through a raising driving mechanism is around fixed pulley
Group 7 is further around the reel 5 that another raising driving mechanism is returned to after running block 10.
This is a kind of most basic embodiment of the utility model.Two sets can independent operating raising driving mechanism, wherein
It is a set of to be designed by big hoisting capacity and smaller lift；It is another set of then to be designed by small hoisting capacity and larger lift, it is big in order to ensure to bear
The static load of hoisting capacity, reel wall thickness, spool shaft and deadman's brake are considered by maximum load；Two sets of lifting mechanisms share lifting cable
Rope 9, fixed pulley group 7, running block 10 and equalizer bar etc.；During operation, large capacity raising in the range of the aperture from lintel to ground sill
Driving mechanism works, and the low capacity raising driving mechanism interior in a big way work on aperture top to lintel position, is so opening and closing
The big trip segment of power, the work of large capacity lifting mechanism, low capacity lifting mechanism do not work, and are solely subjected to static load (at deadman's brake
In brake application state or ratchet device is set)；In the small trip segment of hoisting capacity, the work of low capacity lifting machine, large capacity lifting mechanism
Do not work, be solely subjected to static load (brake is in brake application state).
Embodiment 2
Such as Fig. 1 to Fig. 3, a kind of gate is segmented headstock gear, including two sets of raisings for being set up in parallel and sharing hoisting cable 9
Driving mechanism I and II, the lift of raising driving mechanism I is less than raising driving mechanism II, but the hoisting capacity of raising driving mechanism I is big
In raising driving mechanism II；The reel 5 of the raising driving mechanism I and II is arranged in an axially parallel mode；I He of raising driving mechanism
Fixed pulley group 7 is additionally provided between II reel 5, reel 5 of the hoisting cable 9 through a raising driving mechanism is around fixed pulley
Group 7 is further around the reel 5 that another raising driving mechanism is returned to after running block 10；The raising driving mechanism I and II includes driving
Dynamic device 1, shaft coupling 2, service brake 3, retarder 4, reel 5 and deadman's brake 6, driver 1 pass sequentially through shaft coupling 2,
Service brake 3 and retarder 4 drive reel 5, and deadman's brake 6 is arranged on reel 5；The deadman's brake 6 include by
The brake clamp of brake driving and the brake pad being arranged in 5 shaft of reel, the outer rim of the brake pad are set
Put among brake clamp.
This is a kind of preferred embodiment of the utility model.Two sets can independent operating raising driving mechanism, wherein
It is a set of to be designed by big hoisting capacity and smaller lift；It is another set of then to be designed by small hoisting capacity and larger lift, it is big in order to ensure to bear
The static load of hoisting capacity, reel wall thickness, spool shaft and deadman's brake are considered by maximum load；Two sets of lifting mechanisms share lifting cable
Rope 9, fixed pulley group 7, running block 10 and equalizer bar etc.；During operation, large capacity raising in the range of the aperture from lintel to ground sill
Driving mechanism works, and the low capacity raising driving mechanism interior in a big way work on aperture top to lintel position, is so opening and closing
The big trip segment of power, the work of large capacity lifting mechanism, low capacity lifting mechanism do not work, and are solely subjected to static load (at deadman's brake
In brake application state or ratchet device is set)；In the small trip segment of hoisting capacity, the work of low capacity lifting machine, large capacity lifting mechanism
Do not work, be solely subjected to static load (brake is in brake application state)；Deadman's brake on service brake 6 and reel 5 is carrying
For safety guarantee it is also possible to as position-limit mechanism when working status is replaced, easy to control, positive effect；Braking
Clamp coordinates the braking effect of brake pad excellent and easy to safeguard.
Embodiment 3
Such as Fig. 1 to Fig. 3, a kind of gate is segmented headstock gear, including two sets of raisings for being set up in parallel and sharing hoisting cable 9
Driving mechanism I and II, the lift of raising driving mechanism I is less than raising driving mechanism II, but the hoisting capacity of raising driving mechanism I is big
In raising driving mechanism II；The reel 5 of the raising driving mechanism I and II is arranged in an axially parallel mode；I He of raising driving mechanism
Fixed pulley group 7 is additionally provided between II reel 5, reel 5 of the hoisting cable 9 through a raising driving mechanism is around fixed pulley
Group 7 is further around the reel 5 that another raising driving mechanism is returned to after running block 10；The raising driving mechanism I and II includes driving
Dynamic device 1, shaft coupling 2, service brake 3, retarder 4, reel 5 and deadman's brake 6, driver 1 pass sequentially through shaft coupling 2,
Service brake 3 and retarder 4 drive reel 5, and deadman's brake 6 is arranged on reel 5；The deadman's brake 6 include by
The brake clamp of brake driving and the brake pad being arranged in 5 shaft of reel, the outer rim of the brake pad are set
Put among brake clamp；The raising driving mechanism I and II is arranged in the same set of rack 8 with equalizer bar, described
Equalizer bar is located at the surface of gate 11 and its direction is parallel with 11 top of gate, and the fixed pulley group 7 is arranged on equalizer bar.
This is a kind of preferred embodiment of the utility model.Two sets can independent operating raising driving mechanism, wherein
It is a set of to be designed by big hoisting capacity and smaller lift；It is another set of then to be designed by small hoisting capacity and larger lift, it is big in order to ensure to bear
The static load of hoisting capacity, reel wall thickness, spool shaft and deadman's brake are considered by maximum load；Two sets of lifting mechanisms share lifting cable
Rope 9, fixed pulley group 7, running block 10 and equalizer bar etc.；During operation, large capacity raising in the range of the aperture from lintel to ground sill
Driving mechanism works, and the low capacity raising driving mechanism interior in a big way work on aperture top to lintel position, is so opening and closing
The big trip segment of power, the work of large capacity lifting mechanism, low capacity lifting mechanism do not work, and are solely subjected to static load (at deadman's brake
In brake application state or ratchet device is set)；In the small trip segment of hoisting capacity, the work of low capacity lifting machine, large capacity lifting mechanism
Do not work, be solely subjected to static load (brake is in brake application state)；Deadman's brake on service brake 6 and reel 5 is carrying
For safety guarantee it is also possible to as position-limit mechanism when working status is replaced, easy to control, positive effect；Braking
Clamp coordinates the braking effect of brake pad excellent and easy to safeguard；Equalizer bar direction is parallel with gate top to accord with raising direction
The installation direction of bonding gate, force are smooth.
Embodiment 4
Such as Fig. 1 to Fig. 3, a kind of gate is segmented headstock gear, including two sets of raisings for being set up in parallel and sharing hoisting cable 9
Driving mechanism I and II, the lift of raising driving mechanism I is less than raising driving mechanism II, but the hoisting capacity of raising driving mechanism I is big
In raising driving mechanism II；The reel 5 of the raising driving mechanism I and II is arranged in an axially parallel mode；I He of raising driving mechanism
Fixed pulley group 7 is additionally provided between II reel 5, reel 5 of the hoisting cable 9 through a raising driving mechanism is around fixed pulley
Group 7 is further around the reel 5 that another raising driving mechanism is returned to after running block 10；The raising driving mechanism I and II includes driving
Dynamic device 1, shaft coupling 2, service brake 3, retarder 4, reel 5 and deadman's brake 6, driver 1 pass sequentially through shaft coupling 2,
Service brake 3 and retarder 4 drive reel 5, and deadman's brake 6 is arranged on reel 5；The deadman's brake 6 include by
The brake clamp of brake driving and the brake pad being arranged in 5 shaft of reel, the outer rim of the brake pad are set
Put among brake clamp；The raising driving mechanism I and II is arranged in the same set of rack 8 with equalizer bar, described
Equalizer bar is located at the surface of gate 11 and its direction is parallel with 11 top of gate, and the fixed pulley group 7 is arranged on equalizer bar；
The hoisting cable 9 is steel wire rope, and 9 one end of hoisting cable is arranged on the reel 5 of a raising driving mechanism, hoisting cable 9
Around being located between running block 10 and fixed pulley group 7,9 other end of hoisting cable is arranged on another raising driving mechanism for centre
On reel 5, two reels 5 can drive 10 oscilaltion of animation pulley blocks separately through hoisting cable 9；This open and close is installed to fill
A pair of inductive switch for being used to sense position of strobe and form interlocking is additionally provided with the dam put, the inductive switch is controlled respectively
The keying of raising driving mechanism I and raising driving mechanism II processed；During gate opening, the inductive switch of control raising driving mechanism I
Conducting, the inductive switch of control raising driving mechanism II disconnect, and gate raising is driven for power source by raising driving mechanism I；When
When inductive switch senses that gate rises to switching position set in advance, the inductive switch of control raising driving mechanism II is led
Logical, control raising driving mechanism I inductive switch disconnects, and continues drive gate raising by raising driving mechanism II for power source.
This is a kind of preferred embodiment of the utility model.Two sets can independent operating raising driving mechanism, wherein
It is a set of to be designed by big hoisting capacity and smaller lift；It is another set of then to be designed by small hoisting capacity and larger lift, it is big in order to ensure to bear
The static load of hoisting capacity, reel wall thickness, spool shaft and deadman's brake are considered by maximum load；Two sets of lifting mechanisms share lifting cable
Rope 9, fixed pulley group 7, running block 10 and equalizer bar etc.；During operation, large capacity raising in the range of the aperture from lintel to ground sill
Driving mechanism works, and the low capacity raising driving mechanism interior in a big way work on aperture top to lintel position, is so opening and closing
The big trip segment of power, the work of large capacity lifting mechanism, low capacity lifting mechanism do not work, and are solely subjected to static load (at deadman's brake
In brake application state or ratchet device is set)；In the small trip segment of hoisting capacity, the work of low capacity lifting machine, large capacity lifting mechanism
Do not work, be solely subjected to static load (brake is in brake application state)；Deadman's brake on service brake 6 and reel 5 is carrying
For safety guarantee it is also possible to as position-limit mechanism when working status is replaced, easy to control, positive effect；Braking
Clamp coordinates the braking effect of brake pad excellent and easy to safeguard；Equalizer bar direction is parallel with gate top to accord with raising direction
The installation direction of bonding gate, force are smooth；A hoisting cable is shared, middle movable and fixed pulley group is combined by two sleeves
Realize raising, both can very easily realize two-shipper concurrently or separately raising；Keying can be realized by forming the inductive switch of interlocking
The automatic switching function of device.
Embodiment 5
Such as Fig. 1 to Fig. 3, using two sets of lifting mechanisms.A set of lifting mechanism is designed by big hoisting capacity, smaller lift；It is another
Lifting mechanism is covered to design by small hoisting capacity, big lift；Corresponding raising driving mechanism is separately operable according to load stroke range；
Headstock gear is segmented by large capacity lifting mechanism, low capacity lifting mechanism, rack, fixed pulley beam, movable pulley, fixed cunning
The composition such as wheel, steel wire rope and electric control system；
Large capacity lifting mechanism is arranged in the side of fixed pulley beam, and low capacity lifting mechanism is arranged in the another of fixed pulley beam
Side, two sets of lifting mechanisms can independently be run；
Two sets of lifting mechanisms share steel wire rope, pulley gear, suspender and equalizer bar, are set by the keying load of large capacity
Meter；
Consistent, the lifting machine that electric control system is determined to put into operation by lift/stroke for two suspension centre work coordinations of guarantee
Structure, two sets of lifting mechanism operations have continuous operation automatic switchover and interlock function；
Segmentation headstock gear method with the high-lift keying of low capacity is opened and closed using large capacity low lift, has been greatly reduced dynamic
The high-lift gate hoist of water keying operating mode designs and produces difficulty.
It is specially for segmentation headstock gear：
(1) large capacity lifting mechanism, using less drum diameter, steel wire rope is designed on reel using winding of single layer,
And by measure and the parts such as the satisfactory retarder of parameter configuration, brake and the motor such as speed, designed by large capacity
The parts such as rack, the set lifting mechanism works in the big stroke range of hoisting capacity, another set of " low capacity lifting mechanism " no
Put into operation, at this time " low capacity lifting mechanism " deadman's brake be in brake application state；
(2) low capacity lifting mechanism, using larger drum diameter, steel wire rope is designed on reel using multi-lay winding,
And the parts such as satisfactory retarder, brake and motor are configured by measure, by " large capacity " hoisting capacity design reel,
The parts such as rack and deadman's brake, the set lifting mechanism works in the small stroke range of hoisting capacity, another set of " large capacity
Lifting mechanism " does not put into operation；
(3) two sets of lifting mechanisms share the keying load design by large capacity such as steel wire rope, pulley gear, suspender；
(4) fixed position of the steel wire rope on two sets of lifting mechanism reels is by a set of both ends for being fixed on reel, another set of
The middle part for being fixed on reel is set；
(5) electric control system presses lift（Stroke）The lifting mechanism to put into operation is set, realizes two suspension centre work coordinations
Unanimously, two sets of lifting mechanism operations have continuous operation automatic switchover and interlock function.
Understood by driving power of motor P=F*V (wherein, F- is hoisting capacity, and V- is the speed of service, does not consider efficiency), fortune
The row time low capacity raising driving mechanism power of motor of length can be greatly lowered, and can optimize large capacity raising using this method
The drum diameter and retarder specification of driving mechanism, optimize motor, retarder, brake and the volume of low capacity raising driving mechanism
Cylinder, the overall Load Characteristics for more meeting such operating condition.
Embodiment 6
Such as Fig. 1 to Fig. 3, the kind segmentation method for opening and closing of this gate segmentation headstock gear：
When gate starts to open, gate is located in the gate aperture of dam bottom, and the headstock gear being arranged in dam, is opened
Close its service brake 3 of the less raising driving mechanism II of power and/or 6 brake application locking of deadman's brake causes its reel and reel
On hoisting cable 9 it is static be subjected only to static force, and the larger raising driving mechanism I of hoisting capacity starts elevator, passes through reel and turns
It is dynamic hoisting cable 9 is risen gate with movable pulley around fixed pulley；Gate door body rises under the drive of movable pulley and hoisting cable 9
Rise and enter dam inner gate raising passage, the hydraulic pressure and hydraulic action that gate is subject to taper into；Water is raised to when gate rises completely
In dam gate raising passage, i.e., when gate bottom margin is greater than or equal to the position of the bottom margin of gate raising passage, raising
The operating mode of driving mechanism I and raising driving mechanism II switches, i.e. the service brake 3 of the larger raising driving mechanism I of hoisting capacity
And/or 6 brake application locking of deadman's brake causes the hoisting cable 9 on its reel and reel is static to be subjected only to static force, and open and close
The less raising driving mechanism II of power starts elevator, hoisting cable 9 is continued around fixed pulley with movable pulley by spool turns
To gate opening in place, then raising driving mechanism I and II equal band-type brake of raising driving mechanism complete gate opening to rise gate；
When gate is begun to shut off, gate door body is entirely located in the gate raising passage of dam, and it is smaller first to start hoisting capacity
Raising driving mechanism II transfer gate, at this time the service brake 3 of the larger raising driving mechanism I of hoisting capacity and/or safety
6 brake application locking of brake causes the hoisting cable 9 on its reel and reel is static to be subjected only to static force；When gate is delegated to lock
In aperture of door mouth, i.e., when position of the gate lower edge less than or equal to the bottom margin of gate raising passage, raising driving mechanism
The operating mode of II and raising driving mechanism I switch, i.e. its service brake 3 of the less raising driving mechanism II of hoisting capacity and/or peace
The 6 brake application locking of full application of brake device causes the hoisting cable 9 on its reel and reel is static to be subjected only to static force, and hoisting capacity is larger
Raising driving mechanism I starts elevator, hoisting cable 9 is continued decentralization gate with movable pulley around fixed pulley by spool turns,
Until gate transfers to bottom.
In the big trip segment of hoisting capacity, the work of large capacity lifting mechanism, low capacity lifting mechanism does not work, and is solely subjected to static load
(deadman's brake is in brake application state or sets ratchet device)；In the small trip segment of hoisting capacity, low capacity lifting machine works, greatly
Capacity lifting mechanism does not work, and static load (brake is in brake application state) is solely subjected to, by driving power of motor P=F*V (wherein, F-
For hoisting capacity, V- is the speed of service, does not consider efficiency) understand, the low capacity raising driving mechanism power of motor of long operational time
It can be greatly lowered, the drum diameter and retarder specification of large capacity raising driving mechanism can be optimized using this method, optimize
Motor, retarder, brake and the reel of low capacity raising driving mechanism, the overall load for more meeting such operating condition are special
Point.
Claims (6)
1. a kind of gate is segmented headstock gear, it is characterised in that：It is set up in parallel including two sets and shares hoisting cable（9）Raising
Driving mechanism I and II, the lift of raising driving mechanism I is less than raising driving mechanism II, but the hoisting capacity of raising driving mechanism I is big
In raising driving mechanism II；The reel of the raising driving mechanism I and II（5）It is arranged in an axially parallel mode；The raising driving mechanism I
With II reel（5）Between be additionally provided with fixed pulley group（7）, the hoisting cable（9）Reel through a raising driving mechanism
（5）Around fixed pulley group（7）Further around running block（10）The reel of another raising driving mechanism is returned to afterwards（5）.
A kind of 2. gate segmentation headstock gear as claimed in claim 1, it is characterised in that：The raising driving mechanism I and II
Include driver（1）, shaft coupling（2）, service brake（3）, retarder（4）, reel（5）And deadman's brake（6）, driving
Device（1）Pass sequentially through shaft coupling（2）, service brake（3）And retarder（4）Drive reel（5）, deadman's brake（6）Set
In reel（5）On.
A kind of 3. gate segmentation headstock gear as claimed in claim 2, it is characterised in that：The deadman's brake（6）Including
By brake driving brake clamp and be arranged on reel（5）Brake pad in shaft, the brake pad it is outer
Edge is arranged among brake clamp.
A kind of 4. gate segmentation headstock gear as claimed in claim 1, it is characterised in that：The raising driving mechanism I and II
It is arranged at the same set of rack with equalizer bar（8）On, the equalizer bar is located at gate（11）Surface and its direction with
Gate（11）Top is parallel, the fixed pulley group（7）It is arranged on equalizer bar.
A kind of 5. gate segmentation headstock gear as claimed in claim 1, it is characterised in that：The hoisting cable（9）For steel wire
Rope, hoisting cable（9）One end is arranged on the reel of a raising driving mechanism（5）On, hoisting cable（9）It is middle around being located at dynamic cunning
Wheel group（10）With fixed pulley group（7）Between, hoisting cable（9）The other end is arranged on the reel of another raising driving mechanism（5）
On, two reels（5）Can be separately through hoisting cable（9）Drive running block（10）Oscilaltion.
A kind of 6. gate segmentation headstock gear as claimed in claim 1, it is characterised in that：The dam of this headstock gear is installed
On be additionally provided with a pair of inductive switch for being used to sense position of strobe and form interlocking, the inductive switch controls raising to drive respectively
The keying of motivation structure I and raising driving mechanism II；During gate opening, inductive switch conducting, the control of control raising driving mechanism I
The inductive switch of raising driving mechanism II disconnects, and gate raising is driven for power source by raising driving mechanism I；When inductive switch sense
Gate should be arrived to rise when rising to switching position set in advance, the inductive switch conducting of control raising driving mechanism II, control raising
The inductive switch of driving mechanism I disconnects, and continues drive gate raising by raising driving mechanism II for power source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721089462.0U CN207259052U (en) | 2017-08-29 | 2017-08-29 | A kind of gate is segmented headstock gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721089462.0U CN207259052U (en) | 2017-08-29 | 2017-08-29 | A kind of gate is segmented headstock gear |
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| Publication Number | Publication Date |
|---|---|
| CN207259052U true CN207259052U (en) | 2018-04-20 |
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| CN201721089462.0U Active CN207259052U (en) | 2017-08-29 | 2017-08-29 | A kind of gate is segmented headstock gear |
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| CN (1) | CN207259052U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107339487A (en) * | 2017-08-29 | 2017-11-10 | 中国水利水电夹江水工机械有限公司 | A kind of gate segmentation method for opening and closing and its headstock gear |
| CN113336074A (en) * | 2021-05-20 | 2021-09-03 | 深圳中广核工程设计有限公司 | Nuclear power station equipment gate hoisting accessory |
-
2017
- 2017-08-29 CN CN201721089462.0U patent/CN207259052U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107339487A (en) * | 2017-08-29 | 2017-11-10 | 中国水利水电夹江水工机械有限公司 | A kind of gate segmentation method for opening and closing and its headstock gear |
| CN113336074A (en) * | 2021-05-20 | 2021-09-03 | 深圳中广核工程设计有限公司 | Nuclear power station equipment gate hoisting accessory |
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