CN110422743A - A kind of protective device of overhauling elevator - Google Patents
A kind of protective device of overhauling elevator Download PDFInfo
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- CN110422743A CN110422743A CN201910708495.6A CN201910708495A CN110422743A CN 110422743 A CN110422743 A CN 110422743A CN 201910708495 A CN201910708495 A CN 201910708495A CN 110422743 A CN110422743 A CN 110422743A
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- collision block
- elevator
- buffer collision
- fixed
- high buffer
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- 230000001681 protective effect Effects 0.000 title claims abstract description 25
- 239000000872 buffer Substances 0.000 claims abstract description 182
- 230000007246 mechanism Effects 0.000 claims abstract description 27
- 238000010030 laminating Methods 0.000 claims abstract description 18
- 238000012423 maintenance Methods 0.000 claims abstract description 14
- 229910000976 Electrical steel Inorganic materials 0.000 claims description 26
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 24
- 230000008878 coupling Effects 0.000 claims description 17
- 238000010168 coupling process Methods 0.000 claims description 17
- 238000005859 coupling reaction Methods 0.000 claims description 17
- 229910052742 iron Inorganic materials 0.000 claims description 12
- 238000000926 separation method Methods 0.000 claims description 10
- 230000000694 effects Effects 0.000 claims description 8
- 230000003139 buffering effect Effects 0.000 claims description 6
- 239000006096 absorbing agent Substances 0.000 claims description 4
- 229920002635 polyurethane Polymers 0.000 claims description 4
- 239000004814 polyurethane Substances 0.000 claims description 4
- 230000001360 synchronised effect Effects 0.000 claims description 4
- 230000000712 assembly Effects 0.000 claims description 2
- 238000000429 assembly Methods 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims 2
- 238000009434 installation Methods 0.000 abstract description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000005611 electricity Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 230000001960 triggered effect Effects 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 210000000080 chela (arthropods) Anatomy 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B17/00—Hoistway equipment
- B66B17/12—Counterpoises
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/28—Buffer-stops for cars, cages, or skips
Landscapes
- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
The present invention relates to overhauling elevator technical field more particularly to a kind of protective devices of overhauling elevator, wherein including Elevator weight sensor；Buffer, buffer are installed on the underface of Elevator weight sensor by bolt and adjustment gasket；Short buffer collision block, short buffer collision block are connect by bolt with ground, and center and buffer center are on same straight line；High buffer collision block, high buffer collision block are located between buffer and short buffer collision block, and are movably connected on the well enclosure of elevator by link mechanism；Laminating apparatus, laminating apparatus include: first position, and first position is fixed by bolts on high buffer collision block；Second position, second position are fixed by bolts on well enclosure.The beneficial effect of technical solution of the present invention is: the height of drop of Elevator weight sensor can be effectively limited, has ensured the personal safety of service personnel, enough safe spaces is provided to service personnel, there is stability and reliability, and structure is simple, it is convenient for installation and maintenance.
Description
Technical field
The present invention relates to overhauling elevator technical field more particularly to a kind of protective devices of overhauling elevator.
Background technique
With the continuous aggravation of China human mortality aging process, existing short floor building goes out the elderly without elevator
Row causes great inconvenience, and demand of the masses in outdated building to elevator is installed additional is increasingly strong.However due to ground load-bearing,
A series of intrinsic problems such as pipe arrangement, and consider install additional elevator on house influence minimize premise, research and develop shallow pit and
The elevator technology of short top layer seems very necessary.
Elevator needs periodic inspection as a kind of special equipment to ensure safety when elevator operation.However for shallow bottom
The elevator of hole and short top layer, since size limits, traditional safety device will be no longer applicable in, and how be service personnel in maintenance
Enough spaces are provided to ensure that its personal safety is a problem.Mainly have for the solution of the problem at present scalable
Toeguard, extensible car top guard, And of Varying Depth buffer and triggered safety pincers etc..In Chinese patent
A kind of retractable stopper device is shown in CN200680055095.0, to maintain the space for maintenance above carriage.It should
Movement of the device by limitation to focusing in downward direction, to limit carriage in the movement of upward direction.But the device obviously has
There is the problems such as structure is complicated, stress is bad, generates additional horizontal force to guide rail, and mechanism can not under the unexpected power loss operating condition of elevator
Realization movement.Therefore, in view of the above-mentioned problems, becoming those skilled in the art's problem urgently to be resolved.
Summary of the invention
For the above-mentioned problems in the prior art, a kind of elevator inspection of safety for being intended to ensure service personnel is now provided
The protective device repaired, it is especially suitable in shallow pit and the elevator of short bottom.
Specific technical solution is as follows:
The present invention provides a kind of protective device of overhauling elevator, wherein includes:
One Elevator weight sensor；
At least one buffer, the buffer are installed on the Elevator weight sensor by a plurality of bolts and an adjustment gasket
Underface, for avoiding the Elevator weight sensor from directly hitting bottom in elevator weightlessness；
One short buffer collision block, the short buffer collision block are fixedly connected with the ground by a plurality of bolts, center with
The buffer center is on same straight line；
One high buffer collision block, the high buffer collision block are located between the buffer and the short buffer collision block,
And it is movably connected on the well enclosure of elevator by a link mechanism；When the elevator is in inspecting state, the height
Buffer collision block is moved to the top of the short buffer collision block by the link mechanism, and with the buffer and described short
Buffer collision block is on a straight line；When the elevator works normally, the high buffer collision block passes through the link mechanism
It is moved to the position for being bonded the well enclosure；
One laminating apparatus, the laminating apparatus include:
One first position, the first position are fixed by bolts on the high buffer collision block；
One second position, the second position are fixed by bolts on the well enclosure；
When the elevator works normally, the first position is bonded with the second position, by the high buffer
Collision block is fitted on the well enclosure；
When the elevator is in inspecting state, the first position and second position separation, so that described high slow
Device collision block is rushed to separate with the well enclosure.
Preferably, further includes:
One first position switch, the first position switch are fixed by bolts on ground and refer to for controlling a maintenance
Show lamp, when the elevator is in inspecting state, the high buffer collision block is moved to the top of the short buffer collision block simultaneously
The first position switch is triggered, to light the maintenance indicator light；
One second position switch, the second position switch are fixed by bolts on the well enclosure and for controlling one
Run indicator, when the elevator works normally, the high buffer collision block is moved on the well enclosure and described in triggering
Second position switch, to light the run indicator.
Preferably, the high buffer collision block further include:
Ear is helped at least two resets, the two sides of the high buffer collision block is respectively arranged at, for holding up the height manually
Buffer collision block.
Preferably, the link mechanism includes two connecting rods, is arranged in parallel in the high buffer collision block and described respectively
Between well enclosure；
The high buffer collision block, the well enclosure and two connecting rod assemblies form a deformable parallelogram
Structure.
Preferably, the every connecting rod respectively includes a body of rod；
The first end of the body of rod is hinged by carrying out in the second side of a pin shaft and the high buffer collision block；
The second end of the body of rod is carried out hinged by the hinge ear on a fixed pin and the well enclosure.
Preferably, the laminating apparatus is realized using electromagnetic lock；
The first position is an iron plate, is fixed by bolts on the high buffer collision block；
The second position is a silicon steel sheet, is fixed by bolts on the well enclosure, and the silicon steel sheet is electrically connected
The electrical source of power of the elevator；
When the elevator works normally, the silicon steel sheet, which is powered, generates magnetic force, and the iron plate is adsorbed in the silicon
On steel disc, so that the high buffer collision block and the well enclosure are bonded；
When the elevator is in inspecting state, the silicon steel sheet power-off loses magnetic force, so that the iron plate is detached from institute
Silicon steel sheet is stated, so that the high buffer collision block and the well enclosure be separated.
Preferably, the laminating apparatus is realized using mechanical lock；
The first position is a movable hook locking component, is fixed by bolts on the high buffer collision block；
The second position is a fixed hook locking component, is fixed on the well enclosure by least two fixed devices；
When the elevator works normally, the first tapered end of the movable latch hook on the activity hook locking component is hooked in institute
The second tapered end for stating the fixed latch hook on fixed hook locking component, is fixed on the well enclosure for the high buffer collision block
On；
When the elevator is in inspecting state, first tapered end and described second are locked by one pressing roller of pressing
Head is detached from, so that the activity hook locking component is separated with the fixed hook locking component, thus by the high buffer collision block and institute
State well enclosure separation.
Preferably, the fixed hook locking component further includes a backing plate, and the backing plate is set on the well enclosure, and described
Two tapered ends are set on the backing plate.
Preferably, the movable hook locking component further include:
One movable latch hook mounting base, the activity latch hook mounting base are welded on the high buffer collision block by bolt and one
Third side on connecting plate fix, for placing the movable hook locking component；
One reset spring, the reset spring are bolted to connection in the movable latch hook and the movable latch hook peace
It fills between seat；
When the elevator works normally, the reset spring is compressed, and elastic force is generated, so that first tapered end hooks
On second tapered end；
One end of first tapered end is arranged in the pressing roller, when the elevator is in inspecting state, by pressing
The pressing roller is pressed, so that first tapered end overcomes the elastic force of the reset spring, to make first tapered end and institute
State the separation of the second tapered end.
Preferably, at least two fixed devices are expansion bolt.
Preferably, including two buffers, by bolt be individually fixed in the high buffer collision block top and
The top of the short buffer collision block.
Preferably, the buffer uses polyurethane bumper absorber.
Preferably, the protective device further include:
One stepper motor, the stepper motor are fixed under the well enclosure by a stepper motor mounting base and bolt
End；
One shaft coupling is set between the stepper motor and the fixed pin, and the stepper motor drives the shaft coupling
Device rotation, to drive the fixed pin synchronous rotary；
When the elevator works normally, the stepper motor drives the fixed pin rotation by the shaft coupling, with
The link mechanism is set to drive the high buffer collision block mobile, so that the high buffer collision block be made to be moved to the fitting well
The position of road wall；
When the elevator is in inspecting state, the stepper motor drives the fixed pin to turn by the shaft coupling
It is dynamic, so that the link mechanism drives the high buffer collision block mobile, so that it is described to be moved to the high buffer collision block
The top of short buffer collision block.
The beneficial effect of technical solution of the present invention is: passing through setting buffer, high buffer collision block and short buffer
Collision block can effectively limit the height of drop of Elevator weight sensor, and service personnel is given to provide enough safe spaces, have stability and
Reliability, and structure is simple, it is convenient for installation and maintenance.
Detailed description of the invention
With reference to appended attached drawing, more fully to describe the embodiment of the present invention.However, appended attached drawing be merely to illustrate and
It illustrates, and is not meant to limit the scope of the invention.
Structural schematic diagram when Fig. 1 is the overhauling elevator state of the embodiment of the present invention one；
Main view when Fig. 2 is the overhauling elevator state of the embodiment of the present invention two；
Fig. 3 is the main view when elevator of the embodiment of the present invention two works normally；
Fig. 4 is the left view when elevator of the embodiment of the present invention two works normally；
Fig. 5 is the main view when elevator of the embodiment of the present invention three works normally；
Fig. 6 is the partial enlargement when elevator of the embodiment of the present invention three works normally；
Structural schematic diagram when Fig. 7 is the overhauling elevator state of the embodiment of the present invention four；
Structural schematic diagram when Fig. 8 is the overhauling elevator state of the embodiment of the present invention five.
Appended drawing reference indicates explanation in description above:
Elevator weight sensor (1)；Buffer (2)；Short buffer collision block (3)；High buffer collision block (4)；Ear (40) are helped in reset；Even
Linkage (5)；Connecting rod (50)；The body of rod (500)；Well enclosure (6)；Laminating apparatus (7)；Iron plate (70)；Silicon steel sheet (71)；Active lock
Hook assembly (72)；Movable latch hook (720)；First tapered end (7200)；Fixed hook locking component (73)；Fixed latch hook (730)；Second lock
Head (7300)；First position switchs (8)；The second position switchs (9)；Pin shaft (10)；Fixed pin (11)；Electric wire (12)；Stepping electricity
Machine (13)；Stepper motor mounting base (14)；Shaft coupling (15).
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art without creative labor it is obtained it is all its
His embodiment, shall fall within the protection scope of the present invention.
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
The present invention will be further explained below with reference to the attached drawings and specific examples, but not as the limitation of the invention.
Embodiment one:
As shown in Figure 1, the present invention provides a kind of protective device of overhauling elevator, wherein include:
One Elevator weight sensor 1；
At least one buffer 2, buffer 2 are installed on electricity by a plurality of bolts and an adjustment gasket (not shown)
The underface of terraced counterweight 1, for avoiding Elevator weight sensor 1 from directly hitting bottom in elevator weightlessness；
One short buffer collision block 3, short buffer collision block 3 are fixedly connected with the ground by a plurality of bolts, center and slow
The center for rushing device 2 is on same straight line；
One high buffer collision block 4, high buffer collision block 4 are located between buffer 2 and short buffer collision block 3, and pass through one
Link mechanism 5 is movably connected on the well enclosure 6 of elevator；When elevator is in inspecting state, high buffer collision block 4 passes through
Link mechanism 5 is moved to the top of short buffer collision block 3, and is on a straight line with buffer 2 and short buffer collision block 3；When
When elevator works normally, high buffer collision block 4 is moved to the position of fitting well enclosure 6 by link mechanism 5；
One laminating apparatus 7, laminating apparatus 7 include:
One first position, first position are fixed by bolts on high buffer collision block 4；
One second position, second position are fixed by bolts on well enclosure 6；
When elevator works normally, first position is bonded with second position, and high buffer collision block 4 is fitted in well enclosure
On 6；
When elevator is in inspecting state, first position and second position separation, so that high buffer collision block 4 and well enclosure
6 separation.
In the present embodiment, further includes:
One first position switch 8, first position switch 8 are fixed by bolts on ground and for controlling a maintenance instruction
Lamp (not shown), when elevator is in inspecting state, high buffer collision block 4 is moved to the top of short buffer collision block 3 simultaneously
First position switch 8 is triggered, to light maintenance indicator light (not shown)；
One second position switch 9, second position switch 9 are fixed by bolts on well enclosure 6 and for controlling an operation
Indicator light (not shown), when elevator works normally, high buffer collision block 4 is moved on well enclosure 6 and triggers second
Switch 9 is set, to light run indicator (not shown).
High buffer collision block 4 further include:
Ear 40 is helped at least two resets, the two sides of high buffer collision block 4 is respectively arranged at, for holding up high buffer manually
Collision block 4.
Link mechanism 5 includes two connecting rods 50, is arranged in parallel between high buffer collision block 4 and well enclosure 6 respectively；
High buffer collision block 4, well enclosure 6 and two combinations of connecting rod 50 form a deformable parallelogram mechanism.
Every connecting rod 50 respectively includes a body of rod 500；
The first end of the body of rod 500 is hinged by carrying out on a pin shaft 10 and the second side of high buffer collision block 4；
The second end of the body of rod 500 is carried out by a fixed pin 11 with the hinge ear on well enclosure 6 hinged.
Specifically, one is installed in the underface of Elevator weight sensor 1 by a plurality of bolts and adjustment gasket (not shown)
A buffer 2 fixes short buffer collision block 3 on the ground, and passes through connecting rod machine between buffer 2 and short buffer collision block 3
Structure 5 is movably connected the high buffer collision block 4 on the well enclosure 6 of elevator.
Further, laminating apparatus 7 is also set up in protective device, for realizing the patch of high buffer collision block 4 and well enclosure 6
It closes or separation, the laminating apparatus 7 includes first position and second position, wherein first position is bolted on high buffer
On collision block 4, second position is bolted on well enclosure 6.
When elevator works normally, above-mentioned first position is bonded with second position, so that high buffer collision block 4 and hoistway
Wall 6 is bonded；
When elevator is in inspecting state, above-mentioned first position is separated with second position, so that high buffer collision block 4
It is separated with well enclosure 6.
It further include two position switch, respectively first position switch 8 and second position switch 9, this in the present embodiment
One position switch 8 and second position switch 9 are contact pin type position switch.Wherein, first position switch 8 is fixedly mounted on ground
On, parallel and close with the position of short buffer collision block 3, when elevator is in inspecting state, high buffer collision block 4 drops down onto short slow
The surface of device collision block 3 is rushed, while the first position switch triggering pipe (not shown) on high buffer collision block 4 is inserted into ground
On first position switch 8 triggering hole in, at this time first position switch 8 be closed, be connected on same electricity with first position switch 8
The maintenance indicator light (not shown) in circuit is lit.
Further, said second position switch 9 is mounted on well enclosure 6, and when elevator works normally, high buffer is hit
After block 4 is bonded with well enclosure 6, while the second position switch triggering pipe on high 4 another side of buffer collision block (is not shown in figure
Show) it is inserted into the triggering hole of the second position switch 9 on well enclosure 6, second position switch 9 is closed at this time, is opened with the second position
The run indicator (being display in figure) that 9 are connected on same electrical circuit is closed to be lit.
In addition, the two sides of the high buffer collision block 4 in the present embodiment are respectively set reset and help ear, it is used to hold up manually high slow
Device collision block 4 is rushed, so as to high buffer collision block 4 and the fitting of well enclosure 6 or separate.
Aforementioned link mechanism 5 includes two connecting rods 50 disposed in parallel, and the first end of every connecting rod 50 passes through installation one
A pin shaft 10, and it is hinged with progress in the second side of high buffer collision block 4, and the second end of every connecting rod 50 passes through installation one
A fixed pin 11 carries out hingedly on well enclosure 6, and high buffer collision block 4, well enclosure 6 and two combination of connecting rods 50 formation one can
The parallelogram mechanism of deformation, to ensure two connecting rods 50 in the process of running, and in the work of pin shaft 10 and fixed pin 11
Under, the moment is rotated with constant angular velocity, enhances the stability of this protective device.
Embodiment two:
In the present embodiment, on the basis of the above embodiment 1, above-mentioned laminating apparatus 7 is realized using electromagnetic lock；
First position is an iron plate 70, is fixed by bolts on high buffer collision block 4；
Second position is a silicon steel sheet 71, is fixed by bolts on well enclosure 6, and silicon steel sheet 71 is electrically connected the dynamic of elevator
Power power supply；
When elevator works normally, silicon steel sheet 71, which is powered, generates magnetic force, and iron plate 70 is adsorbed on silicon steel sheet 71, thus
High buffer collision block 4 and well enclosure 6 are bonded；
When elevator is in inspecting state, the power-off of silicon steel sheet 71 loses magnetic force, so that iron plate 70 is detached from silicon steel sheet 71, from
And high buffer collision block 4 and well enclosure 6 are separated.
Specifically, in conjunction with shown in Fig. 2-4, the laminating apparatus in the present embodiment uses electromagnetic lock, which is divided into first
Position and second position, first position are iron plate 70, are mounted on high buffer collision block 4, and second position is silicon steel sheet 71, installation
On well enclosure 6, wherein the power supply on silicon steel sheet 71 is connected by electric wire 12 with elevator main circuit power, so that silicon steel
Piece 71 changes with the variation of elevator main circuit power.
Further, when elevator works normally, since above-mentioned elevator main circuit power is powered, so that silicon steel sheet 71 is logical
Electricity, while silicon steel sheet 71 also generates powerful magnetic force, so that it may the iron plate 70 being mounted on high buffer collision block 4 is adsorbed onto installation
On the silicon steel sheet 71 on well enclosure 6, so that high buffer collision block 4 is fitted on well enclosure 6.
Further, when elevator is in inspecting state, since above-mentioned elevator main circuit power powers off, so that silicon steel sheet 71
Power-off, while silicon steel sheet 71 loses magnetic force, at this time high buffer collision block 4 according to the gravity of itself under the drive of link mechanism 5,
The surface of short buffer collision block 3 is steadily dropped down onto, to realize that high buffer collision block 4 is separated with well enclosure 6.
Embodiment three:
In the present embodiment, on the basis of the above embodiment 1, above-mentioned laminating apparatus 7 is realized using mechanical lock；
First position is a movable hook locking component 72, is fixed by bolts on high buffer collision block 4；
Second position is a fixed hook locking component 73, is fixed on hoistway by least two fixed device (not shown)
On wall 6；
When elevator works normally, the first tapered end 7200 of the movable latch hook 720 on movable hook locking component 72 is hooked
Second tapered end 7300 of the fixed latch hook 730 on fixed hook locking component 73, is fixed on well enclosure 6 for high buffer collision block 4
On；
When elevator is in inspecting state, by pressing a pressing roller 74 for the first tapered end 7200 and the second tapered end 7300
It is detached from, so that movable hook locking component 72 is separated with fixed hook locking component 73, so that high buffer collision block 4 be separated with well enclosure 6.
Fixed hook locking component 73 further includes a backing plate (not shown), and backing plate (not shown) is set to well enclosure 6
On, the second tapered end 7300 is set in backing plate (not shown).
Movable hook locking component 72 further include:
One movable latch hook mounting base 721, movable latch hook mounting base 721 is welded on high buffer collision block 4 by bolt and one
Third side on connecting plate 75 it is fixed, for placing movable hook locking component 72；
One reset spring 722, reset spring 722 are bolted to connection in movable latch hook 720 and movable latch hook installation
Between seat 721；
When elevator works normally, reset spring 722 is compressed, and generates elastic force, so that the first tapered end 7200 is hooked the
On two tapered ends 7300；
One end of the first tapered end 7200 is arranged in pressing roller 74, when elevator is in inspecting state, by stirring pressing
Idler wheel 74, so that the first tapered end 7200 overcomes the elastic force of reset spring 722, to make the first tapered end 7200 and the second tapered end 7300
Separation.
At least two fixed device (not shown) are expansion bolt.
Specifically, in conjunction with shown in Fig. 5,6, the electromagnetic lock in above-described embodiment two is changed into unregulated power loss in the present embodiment
Mechanical lock realize high buffer collision block 4 and the fitting of well enclosure 6 or separate that the first position of the mechanical lock is movable latch hook
Component 72, second position are fixed hook locking component 73, wherein movable hook locking component 72 is bolted on high buffer collision block
On 4, fixed hook locking component 73 is fixed on well enclosure 6 by least two fixed device (not shown), the fixation device
For expansion bolt.
Further, above-mentioned movable hook locking component 72 further includes movable latch hook mounting base 721 and reset spring 722, the work
Moveable lock hook mounting base 721 is fixed by bolt with the connecting plate 75 being welded on the third side of high buffer collision block 4, for putting
Movable hook locking component 72 is set, which is bolted to connection in movable latch hook 720 and movable latch hook mounting base
Between 721.
When elevator works normally, the first tapered end 7200 on movable latch hook 720 in above-mentioned activity hook locking component 72 with
The second tapered end 7300 on fixation latch hook 730 in above-mentioned fixed hook locking component 73 is mutually twisted, thus by high buffer collision block 4
In fitting and well enclosure 6；
When elevator is in inspecting state, service personnel stirs pressing roller first, in accordance with the rotation arrows direction in Fig. 6
74, movable latch hook 720 overcomes elastic force and the tilting of reset spring 722 at this time, so that the first tapered end 7200 and the second tapered end
7300 are detached from, so that high buffer collision block 4 is separated with well enclosure 6, and then high buffer collision block 4 is in the band of link mechanism 5
Under dynamic, and drop down onto according to self gravity the surface of short buffer collision block 3.
In addition, above-mentioned fixed hook locking component 73 further includes a backing plate (not shown) in the present embodiment, the backing plate (figure
In do not show) be set on well enclosure 6, the second tapered end 7300 is set in backing plate (not shown).
Example IV:
In the present embodiment, on the basis of the above embodiment 1, as shown in fig. 7, comprises two buffers 2, pass through bolt
It is individually fixed in the top of high buffer collision block 4 and the top of short buffer collision block 3.
Buffer 2 uses polyurethane bumper absorber.
Specifically, in the present embodiment, cancel the buffer 2 immediately below Elevator weight sensor 1, but in high buffer collision block 4
Top and the top of short buffer collision block 3 buffer 2. is fixedly mounted respectively
When elevator works normally, high buffer collision block 4 passes through the magnetic-adsorption of electromagnetic lock on well enclosure 6, if period
Elevator generation is extremely out of control, and Elevator weight sensor 1 will fall to the top of short buffer collision block 3, and the buffering with its top at this time
Device 2 contacts；
When elevator is in inspecting state, electromagnetic lock is powered off, so that high buffer collision block 4 is detached from well enclosure 6, and under
Ground is dropped down onto, the maintenance indicator light on the position switch triggering pipe triggering ground on the high buffer collision block 4 (is not shown in figure at this time
Show).
Under a kind of above-mentioned extreme operating condition, Elevator weight sensor 1 can be effectively avoided directly to hit bottom, and enough inspections can be reserved
Repair space, it is ensured that the safety of service personnel.
In addition, the buffer 2 in the present embodiment is respectively less than the hydraulic or spring buffer of same specification using height and stroke
Polyurethane bumper absorber.
Embodiment five:
In the present embodiment, on the basis of the above embodiment 1, above-mentioned protective device further include:
One stepper motor 13, stepper motor 13 are fixed under well enclosure 6 by a stepper motor mounting base 14 and bolt
End；
One shaft coupling 15, is set between stepper motor 13 and fixed pin 11, and stepper motor 13 drives shaft coupling 15 to rotate,
To drive 11 synchronous rotary of fixed pin；
When elevator works normally, stepper motor 13 drives fixed pin 11 to rotate by shaft coupling 15, so that link mechanism 5
It is mobile to drive high buffer collision block 4, so that high buffer collision block 4 be made to be moved to the position for being bonded well enclosure 6；
When elevator is in inspecting state, stepper motor 13 drives fixed pin 11 to rotate by shaft coupling 15, so that connecting rod
It is mobile that mechanism 5 drives high buffer collision block 4, so that high buffer collision block 4 be made to be moved to the top of short buffer collision block 3.
Specifically, as shown in figure 8, in the present embodiment, increase stepper motor 13, stepper motor on the basis of example 1
Mounting base 14 and shaft coupling 15.
When elevator works normally, stepper motor 13 drives fixed pin 11 to rotate by shaft coupling 15, so that link mechanism 5
High buffer collision block 4 is driven to move up, until high buffer collision block 4 reaches the actuation region of electromagnetic lock, to make high buffering
Device collision block 4 is moved to the position of fitting well enclosure 6 according to the magnetic force of electromagnetic lock, then the position switch on high buffer collision block 4
It triggers pipe and triggers the second position switch 9 on well enclosure 6, to light run indicator (not shown)；
When elevator is in inspecting state, electromagnetic lock power-off, and magnetic force is lost, stepper motor 13 passes through shaft coupling 15 at this time
Fixed pin 11 is driven to invert, so that link mechanism 5 drives high buffer collision block 4 to move down, so that high buffer collision block 4 be made to move
It moves to the top of short buffer collision block 3, then the position switch triggering pipe on high buffer collision block 4 triggers first on the ground
Position switch 8, to light maintenance indicator light (not shown).
The present embodiment passes through the synchronous collaboration of stepper motor 13, stepper motor mounting base 14 and shaft coupling 15, can be automatic
It realizes high buffer collision block 4 and the fitting of well enclosure 6 or separates, to may replace the manual operation of service personnel, not only improve
The working efficiency of maintenance, has also more ensured the personal safety of service personnel.
The foregoing is merely preferred embodiments of the present invention, are not intended to limit embodiments of the present invention and protection model
It encloses, to those skilled in the art, should can appreciate that all with made by description of the invention and diagramatic content
Equivalent replacement and obviously change obtained scheme, should all be included within the scope of the present invention.
Claims (13)
1. a kind of protective device of overhauling elevator characterized by comprising
One Elevator weight sensor；
At least one buffer, the buffer are being installed on the Elevator weight sensor just by a plurality of bolts and an adjustment gasket
Lower section, for avoiding the Elevator weight sensor from directly hitting bottom in elevator weightlessness；
One short buffer collision block, the short buffer collision block are fixedly connected with the ground by a plurality of bolts, center with it is described
Buffer center is on same straight line；
One high buffer collision block, the high buffer collision block is located between the buffer and the short buffer collision block, and leads to
A link mechanism is crossed to be movably connected on the well enclosure of elevator；When the elevator is in inspecting state, the high buffering
Device collision block is moved to the top of the short buffer collision block by the link mechanism, and with the buffer and the short buffering
Device collision block is on a straight line；When the elevator works normally, the high buffer collision block is mobile by the link mechanism
To the position for being bonded the well enclosure；
One laminating apparatus, the laminating apparatus include:
One first position, the first position are fixed by bolts on the high buffer collision block；
One second position, the second position are fixed by bolts on the well enclosure；
When the elevator works normally, the first position is bonded with the second position, by the high buffer collision block
It is fitted on the well enclosure；
When the elevator is in inspecting state, the first position and second position separation, so that the high buffer
Collision block is separated with the well enclosure.
2. a kind of protective device of overhauling elevator according to claim 1, which is characterized in that further include:
One first position switch, the first position switch are fixed by bolts on ground and for controlling a maintenance instruction
Lamp, when the elevator is in inspecting state, the high buffer collision block is moved to the top of the short buffer collision block and touching
Switch of sending out first position described, to light the maintenance indicator light；
One second position switch, the second position switch are fixed by bolts on the well enclosure and for controlling an operation
Indicator light, when the elevator works normally, the high buffer collision block is moved on the well enclosure and triggers described second
Position switch, to light the run indicator.
3. a kind of protective device of overhauling elevator according to claim 2, which is characterized in that the high buffer collision block
Further include:
Ear is helped at least two resets, is respectively arranged at the two sides of the high buffer collision block, for holding up the high buffering manually
Device collision block.
4. a kind of protective device of overhauling elevator according to claim 1, which is characterized in that the link mechanism includes
Two connecting rods are arranged in parallel in respectively between the high buffer collision block and the well enclosure；
The high buffer collision block, the well enclosure and two connecting rod assemblies form a deformable parallelogram machine
Structure.
5. a kind of protective device of overhauling elevator according to claim 4, which is characterized in that the every connecting rod difference
Including a body of rod；
The first end of the body of rod is hinged by carrying out in the second side of a pin shaft and the high buffer collision block；
The second end of the body of rod is carried out hinged by the hinge ear on a fixed pin and the well enclosure.
6. a kind of protective device of overhauling elevator according to claim 1, which is characterized in that the laminating apparatus uses
Electromagnetic lock is realized；
The first position is an iron plate, is fixed by bolts on the high buffer collision block；
The second position is a silicon steel sheet, is fixed by bolts on the well enclosure, described in the silicon steel sheet electric connection
The electrical source of power of elevator；
When the elevator works normally, the silicon steel sheet, which is powered, generates magnetic force, and the iron plate is adsorbed in the silicon steel sheet
On, so that the high buffer collision block and the well enclosure are bonded；
When the elevator is in inspecting state, the silicon steel sheet power-off loses magnetic force, so that the iron plate is detached from the silicon
Steel disc, so that the high buffer collision block and the well enclosure be separated.
7. a kind of protective device of overhauling elevator according to claim 1, which is characterized in that the laminating apparatus uses
Mechanical lock is realized；
The first position is a movable hook locking component, is fixed by bolts on the high buffer collision block；
The second position is a fixed hook locking component, is fixed on the well enclosure by least two fixed devices；
When the elevator works normally, the first tapered end of the movable latch hook on the activity hook locking component is hooked described solid
Second tapered end of the fixed latch hook on lock hook assembly, the high buffer collision block is fixed on the well enclosure；
When the elevator is in inspecting state, first tapered end and second tapered end are taken off by one pressing roller of pressing
From so that the activity hook locking component is separated with the fixed hook locking component, thus by the high buffer collision block and the well
The separation of road wall.
8. a kind of protective device of overhauling elevator according to claim 7, which is characterized in that the fixed hook locking component
It further include a backing plate, the backing plate is set on the well enclosure, and second tapered end is set on the backing plate.
9. a kind of protective device of overhauling elevator according to claim 7, which is characterized in that the activity hook locking component
Further include:
One movable latch hook mounting base, the activity latch hook mounting base are welded on the of the high buffer collision block by bolt and one
Connecting plate on three sides is fixed, for placing the movable hook locking component；
One reset spring, the reset spring are bolted to connection in the movable latch hook and the movable latch hook mounting base
Between；
When the elevator works normally, the reset spring is compressed, and elastic force is generated, so that first tapered end is hooked in institute
It states on the second tapered end；
One end of first tapered end is arranged in the pressing roller, when the elevator is in inspecting state, by pressing institute
Pressing roller is stated, so that first tapered end overcomes the elastic force of the reset spring, to make first tapered end and described the
The separation of two tapered ends.
10. a kind of protective device of overhauling elevator according to claim 7, which is characterized in that at least two is described solid
Determining device is expansion bolt.
11. a kind of protective device of overhauling elevator according to claim 1, which is characterized in that described slow including two
Device is rushed, the top of the high buffer collision block and the top of the short buffer collision block are individually fixed in by bolt.
12. a kind of protective device of overhauling elevator according to claim 11, which is characterized in that the buffer uses
Polyurethane bumper absorber.
13. a kind of protective device of overhauling elevator according to claim 5, which is characterized in that the protective device is also
Include:
One stepper motor, the stepper motor are fixed on the lower end of the well enclosure by a stepper motor mounting base and bolt；
One shaft coupling is set between the stepper motor and the fixed pin, and the stepper motor drives the shaft coupling rotation
Turn, to drive the fixed pin synchronous rotary；
When the elevator works normally, the stepper motor drives the fixed pin rotation by the shaft coupling, so that institute
Stating link mechanism drives the high buffer collision block mobile, so that the high buffer collision block be made to be moved to the fitting well enclosure
Position；
When the elevator is in inspecting state, the stepper motor drives the fixed pin rotation by the shaft coupling, with
The link mechanism is set to drive the high buffer collision block mobile, so that the high buffer collision block be made to be moved to the short buffering
The top of device collision block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910708495.6A CN110422743A (en) | 2019-08-01 | 2019-08-01 | A kind of protective device of overhauling elevator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910708495.6A CN110422743A (en) | 2019-08-01 | 2019-08-01 | A kind of protective device of overhauling elevator |
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| CN110422743A true CN110422743A (en) | 2019-11-08 |
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| CN201910708495.6A Pending CN110422743A (en) | 2019-08-01 | 2019-08-01 | A kind of protective device of overhauling elevator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111285223A (en) * | 2020-02-28 | 2020-06-16 | 日立电梯（中国）有限公司 | Control device and control method for depth of shallow pit of elevator |
| CN115924689A (en) * | 2022-12-02 | 2023-04-07 | 杭州西奥电梯有限公司 | car fixing mechanism |
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