CN106064768A - Lift appliance - Google Patents
Lift appliance Download PDFInfo
- Publication number
- CN106064768A CN106064768A CN201610235541.1A CN201610235541A CN106064768A CN 106064768 A CN106064768 A CN 106064768A CN 201610235541 A CN201610235541 A CN 201610235541A CN 106064768 A CN106064768 A CN 106064768A
- Authority
- CN
- China
- Prior art keywords
- car
- lift
- bar
- fixing device
- roof beam
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- B66B5/0043—Devices enhancing safety during maintenance
- B66B5/005—Safety of maintenance personnel
- B66B5/0056—Safety of maintenance personnel by preventing crushing
- B66B5/0075—Safety of maintenance personnel by preventing crushing by anchoring the elevator car or counterweight
Landscapes
- Maintenance And Inspection Apparatuses For Elevators (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
When carrying out maintenance activity, car can be fixed on higher position, and realize the raising of maintenance activity.In order to solve above-mentioned technical problem, the lift appliance of the present invention includes: guide rail, and setting erect in lift path in couples by this guide rail;Car, this car can lift while by described rail guidance;Main rope, described car is sling by this main rope;Roof beam, this roof beam is arranged on the position more closer to the top than described car in described lift path;Hoist engine, this hoist engine is arranged on described roof beam, and is wound with described main rope;And fixing device, described car is fixed in described lift path in the way of to make described car not lift when carrying out maintenance activity by this fixing device, it is characterized in that, described fixing device is made up of bar and fixed part, wherein, described bar is installed on described roof beam, and towards the lower section extension of described lift path, described fixed part is arranged on described car side, and can move between the clamped position engaged with described bar and the non-engagement position not engaged with described bar.
Description
Technical field
The present invention relates to a kind of lift appliance, particularly one is applicable to include keeping in repair
The mode that car does not lifts is made, the elevator of the fixing device being fixed in lift path by car during operation
Device.
Background technology
In general, in lift appliance, including fixing device, this fixing device is to carry out elevator
The operator of the maintenance of device takes the mode carrying out making car not lift during operation on car, by sedan-chair
Railway carriage or compartment is fixed in lift path.As an example of the fixing device of above-mentioned elevator, such as, can enumerate patent
The fixing device that document 1 is recorded.
The existing lift appliance including above-mentioned fixing device is shown in Figure 11 to Figure 13.
As shown in Figure 11 to Figure 13, it is provided with the existing lift appliance of fixing device to have to erect and rising
Car guide rail 101 in path 100 and the car along the lifting of above-mentioned car guide rail 101 drop
102, and as in the way of not making car 102 lifting, car 102 is fixed on lift path 100
Interior fixing device 103, including: fixed plate 104, this fixed plate 104 is arranged on car guide rail 101
On;And bar 105, this bar 105 is arranged at car 102, and can be at the card engaged with fixed plate 104
Close and move, when at maintenance lift device between position and the non-engagement position not engaged with fixed plate 104
Time operator take when carry out operation on car 102, bar 105 is moved to progressive position and
Engage with fixed plate 104, thus car 102 is fixed in lift path 100.
Prior art literature
Patent documentation
Patent documentation 1: Japanese Patent Laid-Open 2014-61968 publication
But, as lift appliance, at the car near top of the lift path 100 of guide rail 101
Erection has back timber (Japanese: upper PVC system) 106, is provided with to enter main rope on this back timber 106
The hoist engine 107 of row cutting, in such lift appliance, the car lift path of guide rail 101
The near top of 100 is provided with beam support 108 parts such as grade supporting back timber 106.
But, as the fixing device of the lift appliance of above-mentioned patent documentation 1 record, use at car
Guide rail 101 side is provided with the fixed plate 104 of fixing device 103, and car 102 side is provided with energy
In the structure of the bar 105 engaged with fixed plate 104, it is contemplated that with putting down of beam support 108 parts such as grade
Weighing apparatus, and the installation site reducing fixed plate 104 of having to, thus exist when utilizing fixing device 103
When car 102 being fixed in lift path 100, as the height above the car 102 of working place
Degree position can be away from the hoist engine 107 of the object as maintenance activity, it is not easy to carry out maintenance activity so
Technical problem.
That is, fixing device 103 is arranged in the back timber 106 being provided with the hoist engine 107 driving main rope
Carry out the lower section of the beam support 108 supported so that as the height above the car 102 of working place
Degree position can be away from the hoist engine 107 of the object as maintenance activity, therefore so that maintenance activity is not allowed
Easily carry out.Particularly, the hoist engine 107 illustrated in the lift appliance that such loading mass is big it is arranged in
Owing to the quantity of brake is also required to increase, therefore, there is bigger height dimension, this problem
Can become notable.
Summary of the invention
The present invention solves that the problems referred to above are made, its object is to provide a kind of lift appliance, this elevator
Car can be fixed on higher position by device when carrying out maintenance activity, and can realize maintenance activity
The raising of property.
To achieve these goals, the lift appliance of the present invention, including: guide rail, this guide rail is in lifting
Setting is erect in couples in path;Car, this car can be carried out while by described rail guidance
Lifting;Main rope, described car is sling by this main rope;Roof beam, this roof beam is in described lifting
The position more closer to the top than described car it is arranged in path;Hoist engine, this hoist engine is arranged on institute
State roof beam, and be wound with described main rope;And fixing device, this fixing device is to tie up
Described car is fixed in described lift path by the mode making described car not lift when repairing operation, its
Feature is, described fixing device is made up of bar and fixed part, and wherein, described bar is installed on described top
Beam, and towards the lower section extension of described lift path, described fixed part is arranged on described car side,
And can move between the clamped position engaged with described bar and the non-engagement position not engaged with described bar
Dynamic.
According to the present invention, when carrying out maintenance activity, car can be fixed on higher position, and energy
Realize the raising of maintenance activity.
Accompanying drawing explanation
Fig. 1 shows the embodiment 1 of the lift appliance of the present invention, and it is the main of lift path top
Phantom.
Fig. 2 shows the embodiment 1 of the lift appliance of the present invention, and it is the vertical view on lift path top
Figure.
Fig. 3 shows the embodiment 1 of the lift appliance of the present invention, and it is the side-looking on lift path top
Figure.
Fig. 4 is the signal knot of the fixing device that the embodiment 1 of the lift appliance representing the present invention is used
Composition.
Fig. 5 shows that fixing device that the embodiment 1 of the lift appliance utilizing the present invention used is to sedan-chair
The fixing step that railway carriage or compartment is fixed, it is the explanatory diagram before utilizing fixing device to be fixed car.
Fig. 6 shows that fixing device that the embodiment 1 of the lift appliance utilizing the present invention used is to sedan-chair
The fixing step that railway carriage or compartment is fixed, it is the explanatory diagram after utilizing fixing device to be fixed car.
Fig. 7 is to represent that fixing device that the embodiment 1 of the lift appliance utilizing the present invention used is to sedan-chair
The figure being equivalent to Fig. 1 of the stationary state that railway carriage or compartment is fixed.
Fig. 8 shows the embodiment 2 of the lift appliance of the present invention, and it is the main of lift path top
Phantom.
Fig. 9 shows the embodiment 2 of the lift appliance of the present invention, and it is the vertical view on lift path top
Figure.
Figure 10 is to represent that fixing device that the embodiment 2 of the lift appliance utilizing the present invention used is to sedan-chair
The figure being equivalent to Fig. 8 of the stationary state that railway carriage or compartment is fixed.
Figure 11 is the axonometric chart of the fixing device that existing lift appliance is used.
Figure 12 shows existing lift appliance, and it is the main portion sectional view on lift path top.
Figure 13 shows existing lift appliance, and it is the top view on lift path top.
(symbol description)
1,100 lift path
2,3,101 car guide rail
4,102 car
5,6 counterweight guide rail
7,8 cable end
9 main ropes
10,106 roof beam
11,107 hoist engine
11a drives pulley
11b brake
12,22,103 fixing device
13 fence
14,24a, 24b, 105 bars
15,25a, 25 fixed parts
16,18 nut
17 housings
17a hole
19 anti-lost falling bodies (Japanese: fall and prevent body)
One end of the anti-lost falling bodies of 19a
The resettlement section of the anti-lost falling bodies of 19b
104 fixed plates
108 beam support
Detailed description of the invention
Hereinafter, embodiment based on diagram, the lift appliance of the present invention is illustrated.It addition,
In each embodiment of following description, for identical structure member, use same-sign.
Embodiment 1
In Fig. 1 to Fig. 3, it is shown that the embodiment 1 of the lift appliance of the present invention.
The lift appliance signal of the present embodiment shown in Fig. 1 to Fig. 3 is configured to include: car 4, should
Car 4 is straightened a pair car guide rail 2,3 being arranged in lift path 1 and guides and lift;
Not shown counterweight, this counterweight is straightened in the side of above-mentioned car 4 and is arranged on elevating road
A pair counterweight guide rail 5,6 in footpath 1 guides and lifts;Main rope 9, this main rope 9 is solid
Surely there is the cable end 7,8 at two ends, at pars intermedia, car 4 and counterweight are sling;Roof beam
10, this roof beam 10 is arranged in more closer to the top than car 4 and counterweight in lift path 1
Position, and be erected between counterweight guide rail 5,6;Hoist engine 11, this hoist engine 11 is arranged at
Roof beam 10, and there is the driving pulley 11a for main rope 9 winding;Fixing device 12, this is fixed
Car 4 is fixed on elevating road in the way of to make car 4 not lift when carrying out maintenance activity by device 12
In footpath 1;And fence 13, this fence 13 is arranged on car 4, and anti-when carrying out maintenance activity
Only operator falls from car 4.
It addition, as it is shown in figure 1, hoist engine 11 is such as big at loading mass and weight elevator when,
In order to make the power utilizing brake 11b to carry out keeping become big, in addition it is also necessary to increase the quantity of brake 11b.
It addition, in the hoist engine 11 of Fig. 1, brake 11b configured up at two, configure in lower section
At one, by brake 11b being arranged in downside, owing to the height dimension of hoist engine 11 self becomes big,
Need to leave the height of the maintenance activity of the brake 11b carrying out upside.
Additionally, the fixing device 12 of the present embodiment includes: bar 14, this bar 14 is installed on roof beam 10,
And towards the lower section extension of lift path 1;And fixed part 15, this fixed part 15 is arranged on car 4
Side, and can be between the clamped position engaged with bar 14 and the non-engagement position not engaged with bar 14
Mobile.
Fig. 4 shows the fixing device 12 that the lift appliance of the present embodiment is used.
As shown in Figure 4, the bar 14 of the fixing device 12 of the present embodiment is installed on top by nut 16
Beam 10, and cut out screw thread at bar 14.
Additionally, fixed part 15 has: housing 17, this housing 17 is formed and bar 14 can be supplied to insert
Hole 17a;And nut 18, this nut 18 is inserted through the hole 17a's of above-mentioned housing 17 at bar 14
Screw togather with bar 14 under state.
It addition, be provided with nut 18 is supported anti-lost in the fixing device 12 of the present embodiment
Falling bodies 19.
Above-mentioned anti-lost falling bodies 19 are created as the plate that cross section is L-shaped, when car 4 generally operates,
As indicated with broken lines in fig. 4, above-mentioned anti-lost falling bodies 19 are utilizing the most not shown bolt to be installed
State under be incorporated in fixed part 15.In this condition, a part for anti-lost falling bodies 19 is positioned at
Outside the projected area of car 4, but its overhang is limited, will not counteract the lifting of car 4.
On the other hand, when car 4 is fixed, temporarily anti-lost falling bodies 19 are pulled down from fixed part 15,
And shown in solid such as Fig. 4, utilizes above-mentioned bolt to be installed on by one end 19a of anti-lost falling bodies 19 solid
Determine the end in portion 15, and the resettlement section 19b of anti-lost falling bodies 19 is extended towards the lower section of housing 17, when
When nut 18 drops, nut 18 can be housed in the resettlement section 19b of anti-lost falling bodies 19.
Fig. 5 shows that car 4 is entered by the fixing device 12 utilizing the lift appliance of the present embodiment to be used
The fixing step that row is fixing, it is the explanatory diagram before utilizing fixing device 12 to be fixed car 4,
It is solid that Fig. 6 shows that car 4 is carried out by the fixing device 12 utilizing the lift appliance of the present embodiment to be used
Fixed fixing step, it is the explanatory diagram after utilizing fixing device 12 to be fixed car 4, Fig. 7
It is to represent that car 4 is fixed by the fixing device 12 utilizing the lift appliance of the present embodiment to be used
The figure being equivalent to Fig. 1 of stationary state.
In the lift appliance of the present embodiment, when car 4 generally operates, fixing of fixing device 12
Portion 15 is positioned at non-engagement position, and is positioned at the projected area of car 4, will not be to the lifting of car 4
Counteract.Additionally, as it has been described above, anti-lost falling bodies 19 are accommodated in fixed part 15 with mounted state
In.In this condition, a part for anti-lost falling bodies 19 is positioned at outside the projected area of car 4, but it is stretched
Output is limited, will not counteract the lifting of car 4.
On the other hand, such as, when the maintenance activity of the hoist engine 11 that is configured in roof beam 10
In the case of, operator climbs to above car 4, makes car 4 be positioned at the near top of lift path 1.
Additionally, as it is shown in figure 5, the most manually the fixed part 15 of fixing device 12 is moved to engaging
Position, makes this fixed part 15 reach outside the projected area of car 4.
Additionally, temporarily pulled down from fixed part 15 by anti-lost falling bodies 19, then, utilize bolt by anti-lost
One end 19a of falling bodies 19 is installed on the end of fixed part 15, and makes the resettlement section 19b of anti-lost falling bodies 19
Lower section towards housing 17 extends.Then, car 4 is made to increase with low speed, so that bar 14 is inserted into shell
In the hole 17a of body 17.After having inserted, stop car 4, and such as Fig. 4, Fig. 6 and Fig. 7 institute
Show, nut 18 is screwed togather with bar 14.Now, even if operator is just in case dropping nut 18, also can
Anti-lost falling bodies 19 are utilized to house.
So, by utilizing nut 18 that fixed part 15 is fixed to be installed on the bar 14 of roof beam 10,
Thus when operator operates on car 4, even if car 4 wants lifting because of some reason,
Also car 4 can be stoped to lift.
Additionally, at the end of operation, as long as with step contrary to the above, i.e. such as the dotted line institute of Fig. 4
Show, the fixed part 15 of fixing device 12 is moved to non-engagement position, and makes anti-lost falling bodies 19 become
For receiving state.
According to such the present embodiment, as fixing device 12, by being provided with in roof beam 10
Towards lift path 1 lower section extend bar 14, and be provided with in car 4 side can with bar 14
The fixed part 15 of movement between clamped position and the non-engagement position not engaged with bar 14 of engaging, thus
Fixing device 12 can be arranged in the position that will not counteract because of the balance with parts such as beam support
Put.
Additionally, abut by making fixing device 12 rise to roof beam 10, it is thus possible to by car 4
It is arranged in higher position.Although not shown, even if but do not rise to roof beam 10, also can pass through will
Component (can also be nut etc.) insertion rod 14, stops at the position of regulation by car 4.Mat
This, can be fixed on the conventional higher position of lift appliance of ratio by car 4, thus, dimension can be realized
Repair the raising of workability.
Additionally, due to cut out screw thread on bar 14, and make fixed part 15 by housing 17 and nut
18 are constituted, and wherein, above-mentioned housing 17 is formed with the hole 17a that can insert, above-mentioned nut 18 for bar 14
Screw togather with bar 14 when bar 14 is inserted through the hole 17a of housing 17, accordingly, it is capable to formed
While simple structure, it is ensured that as the intensity of fixing device 12.
It addition, be provided by the anti-lost falling bodies 19 that nut 18 is housed, even if such as pacifying
In the case of making nut 18 drop because hands is sliding during loading nut 18, due to can be with anti-lost falling bodies 19 to spiral shell
Female 18 house, therefore, do not have parts loss or with the component being positioned at lift path 1 bottom
Collide and destroy, thus, can ensure that safety during maintenance activity.
Embodiment 2
In Fig. 8 to Figure 10, it is shown that the embodiment 2 of the lift appliance of the present invention.
The fixing device 22 of the lift appliance of the present embodiment shown in Fig. 8 to Figure 10 includes: two bars
24a, 24b, the two bar 24a, 24b be installed on roof beam 10, and towards the lower section of lift path 1
Extend;And two fixed parts 25a, 25b, the two fixed part 25a, 25b are arranged on car 4
Side, and can be at the clamped position engaged with bar 24a, 24b and not non-with what bar 24a, 24b engaged
Move between clamped position.Other structure is same as in Example 1.
In the present embodiment of this structure, in the same manner as above-described embodiment 1, when enterprising at car 4
During row maintenance activity, by being respectively fixed to be installed on roof beam 10 by two fixed parts 25a, 25b
Bar 24a, 24b, thus as shown in Figure 10, the car when operator's operation on car 4 can be stoped
4 lift because of some reason.
As the present embodiment, by by two bars 24a, 24b and two fixed part 25a, 25b structures
Become fixing device 22, even if thus the biggest car 4 of quality, also can reliably be fixed.
It addition, the present invention is not limited to above-described embodiment, comprise various variation.Such as, above-mentioned reality
Executing example is for the ease of understanding that the present invention is explained, but the present invention not necessarily limits
In including it is stated that structured form.
Additionally, in the various figures, control line and information wire describe the line thinking necessary in explanation, and
Not necessarily it is defined in and describes as control line all of necessary to product and information wire.In reality
In product, it is also possible to expect making almost all of structural element be connected with each other.
Claims (5)
1. a lift appliance, including: guide rail, setting erect in lift path in couples by this guide rail;
Car, this car can lift while by described rail guidance;Main rope, this main rope
Described car is sling;Roof beam, this roof beam is arranged on than described car in described lift path
Position closer to the top;Hoist engine, this hoist engine is arranged on described roof beam, and is wound with described
Main rope;And fixing device, this fixing device does not rises making described car when carrying out maintenance activity
Described car is fixed in described lift path by the mode of fall, it is characterised in that
Described fixing device is made up of bar and fixed part, and wherein, described bar is installed on described roof beam,
And towards the lower section extension of described lift path, described fixed part is arranged on described car side, and energy
Move between the clamped position engaged with described bar and the non-engagement position not engaged with described bar.
2. lift appliance as claimed in claim 1, it is characterised in that
Having cut out screw thread on described bar, and described fixed part has: housing, this housing is formed
The hole can inserted for described bar;And nut, this nut is inserted through the institute of described housing at described bar
State and screw togather with described bar under the state in hole.
3. lift appliance as claimed in claim 2, it is characterised in that
Described fixed part is provided with the anti-lost falling bodies housing described nut.
4. lift appliance as claimed in claim 3, it is characterised in that
When described car generally operates, described anti-lost falling bodies are in order to the state installed with bolt
Be accommodated in described fixed part, on the other hand, when described car is fixed, by described anti-lost falling bodies from
Described fixed part is pulled down, and utilizes described bolt to be installed on described solid by one end of described anti-lost falling bodies
Determine the end in portion, and make the resettlement section of described anti-lost falling bodies extend, with in institute towards the lower section of described housing
State in the resettlement section being housed in described anti-lost falling bodies when nut drops.
5. lift appliance as claimed in claim 1, it is characterised in that
Described fixing device is made up of two bars and two fixed parts, and wherein, two described bars are installed on
Described roof beam, and towards the lower section extension of described lift path, two described fixed parts are arranged on institute
State car side, and can engage with two described bars at the clamped position engaged with two described bars with not
Non-engagement position between move.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015085610A JP6468932B2 (en) | 2015-04-20 | 2015-04-20 | Elevator equipment |
JP2015-085610 | 2015-04-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN106064768A true CN106064768A (en) | 2016-11-02 |
Family
ID=57419762
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610235541.1A Pending CN106064768A (en) | 2015-04-20 | 2016-04-15 | Lift appliance |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP6468932B2 (en) |
CN (1) | CN106064768A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022148066A1 (en) * | 2021-01-11 | 2022-07-14 | 安川双菱电梯有限公司 | Safety protection device for elevator maintenance |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018173135A1 (en) * | 2017-03-22 | 2018-09-27 | 株式会社日立製作所 | Elevator apparatus |
CN110546100B (en) | 2017-04-26 | 2021-12-10 | 三菱电机株式会社 | Elevator device |
CN114408697B (en) * | 2021-12-30 | 2023-07-21 | 北京中冶设备研究设计总院有限公司 | Anti-falling device and anti-falling elevator |
Citations (4)
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JP2004115244A (en) * | 2002-09-27 | 2004-04-15 | Toshiba Elevator Co Ltd | Maintenance and inspection method for elevator and stopper for maintenance and inspection |
JP2007246212A (en) * | 2006-03-15 | 2007-09-27 | Hitachi Building Systems Co Ltd | Elevator car-fixing device |
JP2011051733A (en) * | 2009-09-02 | 2011-03-17 | Toshiba Elevator Co Ltd | Car fixing device of elevator |
JP2014061968A (en) * | 2012-09-20 | 2014-04-10 | Fujitec Co Ltd | Fixing device of elevator |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4197515B2 (en) * | 2002-09-13 | 2008-12-17 | 三菱電機株式会社 | Elevator car fixing device |
JP5053549B2 (en) * | 2006-01-24 | 2012-10-17 | 東芝エレベータ株式会社 | Governor |
JP2011037575A (en) * | 2009-08-11 | 2011-02-24 | Toshiba Elevator Co Ltd | Elevator car fixing device |
JP2011051791A (en) * | 2009-09-04 | 2011-03-17 | Toshiba Elevator Co Ltd | Sheave replacement device, elevator, method of extracting sheave, and method of fitting sheave |
-
2015
- 2015-04-20 JP JP2015085610A patent/JP6468932B2/en active Active
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2016
- 2016-04-15 CN CN201610235541.1A patent/CN106064768A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004115244A (en) * | 2002-09-27 | 2004-04-15 | Toshiba Elevator Co Ltd | Maintenance and inspection method for elevator and stopper for maintenance and inspection |
JP2007246212A (en) * | 2006-03-15 | 2007-09-27 | Hitachi Building Systems Co Ltd | Elevator car-fixing device |
JP2011051733A (en) * | 2009-09-02 | 2011-03-17 | Toshiba Elevator Co Ltd | Car fixing device of elevator |
JP2014061968A (en) * | 2012-09-20 | 2014-04-10 | Fujitec Co Ltd | Fixing device of elevator |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022148066A1 (en) * | 2021-01-11 | 2022-07-14 | 安川双菱电梯有限公司 | Safety protection device for elevator maintenance |
Also Published As
Publication number | Publication date |
---|---|
JP2016204087A (en) | 2016-12-08 |
JP6468932B2 (en) | 2019-02-13 |
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Application publication date: 20161102 |