CN101311100B - Elevator device - Google Patents
Elevator device Download PDFInfo
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- CN101311100B CN101311100B CN2008100971700A CN200810097170A CN101311100B CN 101311100 B CN101311100 B CN 101311100B CN 2008100971700 A CN2008100971700 A CN 2008100971700A CN 200810097170 A CN200810097170 A CN 200810097170A CN 101311100 B CN101311100 B CN 101311100B
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- China
- Prior art keywords
- door
- safety shoe
- protection member
- bottom protection
- screw
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Abstract
The invention provides an elevator device, which not only prevents a door safety shoes from colliding with a door bank to damage the door bank, but also ensures the door safety shoes for action. The invention is composed of elastomers, and a surface of a lower protecting component (10) of the lower end of the door safety shoes at the opposite position with the door bank (6) is covered by a hard component (12). Through adopting the above structure, even if the door safety shoes (7) collide with the door bank (6), sound of collision can be prevented caused by collision, or the damage of the door bank (6) caused by collision can be also prevented. Moreover, the hard component (12) covered on the surface of the lower protecting component prevents the lower protecting component (10) from deforming, thereby preventing the lower protecting component (10) from deforming to roll in a rope form object, and preventing the door safety shoes (7) from not acting.
Description
Technical field
The present invention relates to a kind of lift facility, especially relate to the lift facility that a kind of end of closing side at elevator cab door possesses a safety shoe.
Background technology
In order to prevent that the people from being clamped by elevator door, and prevent that lift car lifting under the state that has the rope form object to be blocked by elevator door from travelling, the end of closing side at elevator door is provided with a safety shoe, when foreign matter was blocked by elevator door, the door safety shoe made the closing movement of elevator door change opening action into.
This safety shoe is supported in the side end of closing of elevator door by link mechanism, enters for fear of elongated rope form object between the lower end and door of elevator door, designs the gap between door safety shoe and the door narrower as much as possible usually.But, after the gap turn narrow between door safety shoe and the door, when after door safety shoe action, returning, can produce the door safety shoe of being mentioned and collide with door and send clash and the problem that can damage door towards the top.In order to address these problems, shown in patent documentation 1, be provided with the bottom protection member that forms by elastic bodys such as rubber at the end portion of door safety shoe.
Patent documentation 1: TOHKEMY 2004-323189 communique
According to disclosed technology in the above-mentioned patent documentation 1, in the time of can preventing that the safety shoe from returning after action and door bump and produce clash, and can prevent to sustain damage because of collision causes door.But; because being arranged on the bottom protection member of a safety shoe end portion is formed by elastic bodys such as rubber; so under the object of cord shape couched situation on door, when elevator door cut out, bottom protection member was subjected to the influence of these rope form objects easily and produces distortion.Its result is involved between bottom protection member and the door because ropy is known from experience, and because bottom protection member is easy to generate distortion, so new problem such as can the generator gate safety shoe be failure to actuate.
Summary of the invention
The object of the present invention is to provide a kind of lift facility, this lift facility not only can prevent that a safety shoe and door from bumping and damage door etc., and can guarantee that a safety shoe moves.
To achieve these goals, in the present invention, be arranged on a safety shoe lower end relative with door to the locational bottom protection member that forms by elastic body surface coverage hardened member.
By adopting said structure, when after the action of door safety shoe, returning,, also can prevent because of collision produces clash even collision has taken place for door safety shoe and door, perhaps, collision damages because of causing door.And; because the hardened member that covers on the bottom protection component surface can prevent that bottom protection member from deforming; so can prevent to be involved in the rope form object, and prevent to cause therefrom a safety shoe akinesia because of bottom protection member produces distortion.
The invention effect
As mentioned above, according to the present invention, can access a kind of lift facility, this lift facility not only can prevent that a safety shoe and door from bumping and damage door etc., and can guarantee that a safety shoe moves.
Description of drawings
Fig. 1 is the back view of other open type elevator cab door of an embodiment of expression lift facility of the present invention.
Fig. 2 is the enlarged drawing of the downside of presentation graphs 1 elevator cab door.
Fig. 3 is the longitdinal cross-section diagram of lower end details of the door safety shoe 7 of presentation graphs 2.
Fig. 4 is the view in transverse section at the A-A line place of Fig. 3.
Fig. 5 and Fig. 3 are suitable, represent first variation.
Fig. 6 is the view in transverse section at the B-B line place of Fig. 5.
Fig. 7 and Fig. 2 are suitable, and the hardened member of expression door safety shoe lower end is to the action of pushing open of rope form object.
Fig. 8 and Fig. 5 are suitable, represent second variation.
Fig. 9 is the view in transverse section at the C-C line place of Fig. 8.
Nomenclature
1 elevator cab door
6 doors
7 safety shoes
The 7M stationary member
7H screw patchhole
The 7LH screw inserts slotted hole
8A, 8B linkage structure
9 safety shoe switches
10 bottoms protection member
11 elastic bodys
12 hardened member
13 supporting bases
14 supporting parts
15 screw holes
16 screws
The object of 17 rope forms
18 push spring material
19 bolts
20 nuts
The 20R black nut
The specific embodiment
Below referring to figs. 1 through Fig. 4 one embodiment of lift facility of the present invention is described, the elevator cab door shown in the figure is the elevator cab door of other open type.
For the gangway to lift car opens and closes, be provided with elevator door Suspension 2 on the top of elevator cab door 1, this elevator door Suspension 2 is by the pivot suspension of Suspension roller 3A, 3B.These Suspension rollers 3A, 3B engage with the door guide rail 4 that along continuous straight runs is bearing in the top, gangway of lift car, and can be at side travel under the guiding of door guide rail 4.On the other hand, guide boot 5A, 5B are fixed on the bottom of elevator cab door 1, and these guide boots 5A, 5B are bonded on along continuous straight runs and are bearing in the door groove 6G of door 6 of bottom, lift car gangway, and move under the guiding of this door groove.
And door safety shoe 7 is positioned at the end 1E that closes side of elevator cab door 1, and its height dimension is a little shorter slightly than the height dimension of elevator cab door 1.When observing in lift car, this safety shoe 7 is supported in the rear side of elevator cab door 1 by link mechanism 8A, 8B, and link mechanism 8B in the link mechanism contacts with the moving part of door safety shoe switch 9 on being fixed on elevator cab door 1.
Described hardened member 12 for example adopts the lamellar cover panel made by the synthetic resin of low frictional properties or the film made by the synthetic resin of low frictional properties etc., and on the surface of elastic body 11, but also can adopt thin plate that metal or non-ferrous metal material make and paillon foil etc. by adhesives.
According to present embodiment with said structure, door safety shoe 7 is when colliding obstacle, move towards upper position by link mechanism 8A, 8B, and make the moving part displacement of a safety shoe 9 by the link mechanism 8B of simultaneous displacement, thereby the closing movement of elevator cab door 1 is changed into breakdown action, afterwards, a door safety shoe 7 returns original position after the orientation is moved down.When carrying out this return action; with door 6 collision has taken place even be arranged on the bottom protection member 10 of a safety shoe 7 lower ends; because bottom protection member 10 uses elastic body 11 as the main composition material; so the impact that collision is caused can absorb by this elastic body 11; so; not only can prevent to produce clash, but also can absorb impulsive force, therefore door 6 is sustained damage.
And; in bottom protection member 10; because the surface of elastic body 11 is covered by hardened member 12; therefore; when on door 6, couching the object of cord shape; because this hardened member 12 can be pushed these rope form objects that stretch across open in the process that moves, so can not be involved in the rope form object between hardened member 12 and the door 6.In addition; when in elevator cab door 1 moves to the process of door shield side, on the rope form object, having applied tension force; this tension force is delivered on the safety shoe 7 by bottom protection member 10; and a safety shoe 7 is moved towards upper position; thereby make a safety shoe switch 9 actions; thus, elevator cab door 1 is moved round about and make the lift car action that stops to travel.
Because protection member 10 in bottom is set at can be when elevator door opening-closing as far as possible on the position near door 6 sides, so and cord shape object can be involved between the door 6.
Followingly with reference to Fig. 5 to Fig. 7 first variation is described, in first variation, bottom protection member 10 is configured to as far as possible near door 6 sides.
Mounting structure and above-mentioned embodiment that the bottom protects member 10 to be installed on the safety shoe 7 is basic identical; this variation is with the difference of above-mentioned embodiment, has made the screw patchhole 7H that is arranged on the stationary member 7M into screw insertion slotted hole 7LH long on above-below direction.
Owing to adopted said structure; except can obtaining the effect identical with above-mentioned embodiment; can also in the scope of screw insertion slotted hole 7LH supporting part 14 be moved up and down by unscrewing screw 16, its result can make bottom protection member 10 as much as possible near door 6 sides.Therefore, screw insertion slotted hole 7LH and screw 16 constitute the position adjusting mechanism of on above-below direction the position of protection member 10 in bottom of the present invention being regulated with respect to door safety shoe 7.
Its result; can dwindle the gap between bottom protection member 10 and the door 6; make this gap littler than the lower end and the gap between the door 6 of elevator cab door 1; so; even have thickness almost and the gap cooresponding cord shape object 17 between the lower end of elevator cab door 1 and the door 6 couch on door 6; also it can be pushed open, therefore can prevent that cord shape object is involved in the door 6.
Fig. 8 and Fig. 9 represent to make described first variation further to be out of shape second variation that forms, and the component parts identical with Fig. 5 and Fig. 6 adopts same-sign to represent, omits its detailed description at this.
This variation is with the difference of first variation, in first variation, adopted the elastic body of making by natural rubber or neoprene etc. 11, in this variation, then adopted by what metal spring or synthetic resin system spring etc. constituted and pushed spring material 18.This pushes spring material 18 between the hardened member 12 and supporting base 13 that cover door safety shoe 7 end portion surfaces, the bolt 19 that extends from hardened member 12 towards the top and run through supporting base 13 is screwed into nut 20 and black nut 20R stretching out side, makes between supporting base 13 and the hardened member 12 with this to maintain a certain distance.
Owing to adopted said structure, hardened member 12 when elevator door normally opens and closes, to rely on bolt 19 and nut 20 to be supported in the lower end of a safety shoe 7 across supporting base 13.And after door safety shoe 7 moves, when returning original position, if collision has taken place with door 6 in hardened member 12, then pushing spring material 18 can be compressed, hardened member 12 under the guiding of bolt 19 towards supporting base 13 side displacements, therefore can be by pushing spring material 18 absorbing forces of impact and clash etc., simultaneously, since can absorbing forces of impact, sustain damage so can prevent door 6.
And hardened member 12 is identical with above-mentioned first variation from the method for adjustment of the outstanding size in the lower end of door safety shoe 7.In addition, be screwed in the position that is screwed into of nut 20 on the bolt 19 and black nut 20R, can change the size between supporting base 13 and the hardened member 12, can also adjust hardened member 12 thus from the outstanding size in the lower end of door safety shoe 7 by change.
Embodiment and each variation according to above explanation can access a kind of lift facility, and this lift facility not only can prevent that safety shoe 7 and door 6 from bumping and damage door etc., and can guarantee that a safety shoe 7 moves.
In addition, in the above description, be that example is illustrated with other open type elevator cab door, but self-evident, the present invention also goes for the elevator cab door of midsplit type.
Claims (6)
1. lift facility possesses: elevator cab door is used for opening and closing the gangway of lift car;
Be fixed on the door guide rail and the door that is arranged on the lift car bottom of elevator car upper, this guide rail and door are used for guiding the switching of this elevator cab door; The door safety shoe, it is arranged on the end of closing side of described elevator cab door; And bottom protection member, it is made of elastic body, and be arranged on this safety shoe lower end relative with described door to the position, described lift facility is characterised in that,
The surface of described bottom protection member is covered by hardened member.
2. lift facility as claimed in claim 1 is characterized in that,
Described bottom protection member supporting is become can be with respect to described door safety shoe in above-below direction adjusted position.
3. lift facility as claimed in claim 1 is characterized in that,
Between described bottom protection member and described door safety shoe position adjusting mechanism is set, this position adjusting mechanism can be regulated the position of described bottom protection member with respect to described door safety shoe at above-below direction.
4. lift facility as claimed in claim 1 is characterized in that,
Described bottom protection member is the cover panel of being made by synthetic resin.
5. as claim 1,2,3 or 4 described lift facilities, it is characterized in that,
Gap between described bottom protection member and the described door is adjusted to narrower than the bottom and the gap between the described door of described elevator cab door.
6. lift facility as claimed in claim 1 is characterized in that,
On the stationary member of the inboard of described door safety shoe screw is set and inserts slotted hole, it is slotted hole long on the above-below direction that this screw inserts slotted hole,
Be formed with supporting part on described bottom protection member, this supporting part extends to the top of described bottom protection member, and has screw hole,
Thereby the screw that will run through the described screw insertion of insertion slotted hole is screwed into the interior lower end at described door safety shoe of screw hole of described supporting part described bottom protection member is installed, and constitutes position adjusting mechanism by described screw insertion slotted hole and described screw.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007-134223 | 2007-05-21 | ||
| JP2007134223A JP4921244B2 (en) | 2007-05-21 | 2007-05-21 | Elevator equipment |
| JP2007134223 | 2007-05-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101311100A CN101311100A (en) | 2008-11-26 |
| CN101311100B true CN101311100B (en) | 2010-09-01 |
Family
ID=40099959
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100971700A Active CN101311100B (en) | 2007-05-21 | 2008-05-19 | Elevator device |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP4921244B2 (en) |
| CN (1) | CN101311100B (en) |
| HK (1) | HK1122259A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5085676B2 (en) * | 2010-03-15 | 2012-11-28 | 株式会社日立製作所 | Passenger conveyor |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2713673B2 (en) * | 1991-11-28 | 1998-02-16 | 株式会社日立ビルシステム | Elevator door safety device |
| JP2004323189A (en) * | 2003-04-25 | 2004-11-18 | Hitachi Ltd | Door device for elevator |
| JP2006096488A (en) * | 2004-09-29 | 2006-04-13 | Hitachi Ltd | Elevator door device |
-
2007
- 2007-05-21 JP JP2007134223A patent/JP4921244B2/en active Active
-
2008
- 2008-05-19 CN CN2008100971700A patent/CN101311100B/en active Active
-
2009
- 2009-02-17 HK HK09101482.4A patent/HK1122259A1/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| JP2008285311A (en) | 2008-11-27 |
| HK1122259A1 (en) | 2009-05-15 |
| CN101311100A (en) | 2008-11-26 |
| JP4921244B2 (en) | 2012-04-25 |
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