CN101746659B - Elevator door device - Google Patents
Elevator door device Download PDFInfo
- Publication number
- CN101746659B CN101746659B CN 200910226587 CN200910226587A CN101746659B CN 101746659 B CN101746659 B CN 101746659B CN 200910226587 CN200910226587 CN 200910226587 CN 200910226587 A CN200910226587 A CN 200910226587A CN 101746659 B CN101746659 B CN 101746659B
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- Prior art keywords
- elevator door
- buffer component
- repulsive force
- generation unit
- force generation
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- 239000012528 membrane Substances 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 5
- 229920001971 elastomer Polymers 0.000 claims description 5
- 239000000806 elastomer Substances 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 3
- 230000003139 buffering effect Effects 0.000 abstract 5
- 230000000994 depressogenic effect Effects 0.000 description 5
- 230000000881 depressing effect Effects 0.000 description 4
- 238000009940 knitting Methods 0.000 description 4
- 210000002268 wool Anatomy 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000000725 suspension Substances 0.000 description 2
- 239000013536 elastomeric material Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
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Abstract
The present invention provides an elevator door device, capable of detecting whether there is a long rope-shaped object to be clipped by the elevator door when the elevator door is closed. In the elevator door device of the invention, a convex buffering component (8) which section is convex and a concave buffering component (9) which section is concave are arranged on close side end and door block side of elevator doors (1A, 1B) separately in a contraposition mode, and the concave buffering component (9) is provided with repulsion force generating units (9a-9i). When the elevator door is closed normally, the repulsion force generating units (9a-9i) deform by the pressing action of the convex buffering component (8), when a strip-shaped object is clipped locally, the repulsion force generating units (9a-9i) generate a repulsion force to make the convex buffering component to deform.
Description
Technical field
The present invention relates to a kind of elevator door apparatus, especially relate to and a kind ofly have the buffer component of closing side end and door shelves side that is installed in respectively elevator door and be arranged on the buffer component of a side to detect the elevator door apparatus whether nipped detecting unit of strip shape object is arranged.
Background technology
In the prior art, for example disclose a kind of elevator door apparatus at patent documentation 1, described elevator door apparatus has the buffer component of closing side end and door shelves side that is installed in respectively elevator door and is arranged on the buffer component of a side to detect whether the nipped detecting unit of strip shape object is arranged.
Patent documentation 1: Japanese kokai publication hei 7-172745 communique.
In the elevator door apparatus with above-mentioned patent documentation 1 disclosed structure, be provided with small gap between the protuberance of buffer component and the recess, so that do not having under the nipped state of closing fully of strip shape object, detecting unit is output detection signal not, and when having the strip shape object to be jammed, protuberance deforms under the effect of strip shape object, so that the action of the pressure sensor in this protuberance, thereby the control that elevator door is opened.
Above-mentioned prior art is effective when being hard strip shape object at nipped strip shape object, if but nipped strip shape object is when being soft rope form strip shape object, because rope form strip shape object is squeezed in the recess by depressing easily the protuberance of buffer component, therefore the application force of convex part deformation is died down, the situation of pressure sensor action can appear making, consequently, lift car carries out lifting under the state that clips soft rope form strip shape object situation may occur.
Summary of the invention
The object of the present invention is to provide a kind of elevator door apparatus, when it is closed at elevator door, not only can detect and have or not hard strip shape object to be clamped by elevator door, have or not soft rope form strip shape object to be clamped by elevator door but also can detect.
To achieve these goals, in elevator door apparatus of the present invention, close side end and a door shelves side at elevator door are installed respectively section in opposed mode and are the convex buffer component of convex and the concavity buffer component that section is concavity, and at described concavity buffer component the repulsive force generation unit is set, when elevator door normally cuts out, described repulsive force generation unit is out of shape under the effect of the pressing force of convex buffer component, when having the strip shape object to be jammed in the part, described repulsive force generation unit produces repulsive force, makes described convex buffer component distortion.
According to said structure, when elevator door cuts out, if there is soft rope form strip shape object to be jammed, then owing to can produce local repulsive force in the position of clamping the strip shape object of repulsive force generation unit, therefore the rope form strip shape object of softness can be returned towards the thruster of convex buffer component, consequently, the convex buffer component is deformed, thereby can make the detecting unit action of convex buffer component inside.Thus, can access a kind of elevator door apparatus, this elevator door apparatus is when elevator door cuts out, not only can detect and have or not hard strip shape object to be clamped by elevator door, and when nipped strip shape object is the rope form strip shape object of softness, whether because soft rope form strip shape object can not be squeezed in the groove of concavity buffer component, therefore can also detect has soft rope form strip shape object to be clamped by elevator door.
Description of drawings
Fig. 1 is the front view of expression elevator door apparatus integral body of the present invention.
Fig. 2 is the horizontal section enlarged drawing along the A-A line place of Fig. 1 of the embodiment of expression elevator door apparatus of the present invention, wherein, the state of soon closing fully when Fig. 2 (a) expression elevator door normally cuts out, the closed condition of the elevator door when Fig. 2 (b) expression elevator door normally cuts out, the closed condition of the elevator door when Fig. 2 (c) expression has soft rope form strip shape object to be clamped by elevator door, Fig. 2 (d) and Fig. 2 (a) are suitable, the local modified structure of expression.
Fig. 3 and Fig. 2 are suitable, the first variation that represents elevator door apparatus of the present invention, wherein, the state of soon closing fully when Fig. 3 (a) expression elevator door normally cuts out, the closed condition of the elevator door when Fig. 3 (b) expression elevator door normally cuts out, the closed condition of the elevator door when Fig. 3 (c) expression has soft rope form strip shape object to be clamped by elevator door, Fig. 3 (d) and Fig. 3 (a) are suitable, the local modified structure of expression.
Fig. 4 and Fig. 2 are suitable, the second variation that represents elevator door apparatus of the present invention, wherein, the state of soon closing fully when Fig. 4 (a) expression elevator door normally cuts out, the closed condition of the elevator door when Fig. 4 (b) expression elevator door normally cuts out, the closed condition of the elevator door when Fig. 4 (c) expression has soft rope form strip shape object to be clamped by elevator door, Fig. 4 (d) and Fig. 4 (a) are suitable, the local modified structure of expression.
Fig. 5 and Fig. 2 are suitable, the 3rd variation that represents elevator door apparatus of the present invention, wherein, the state of soon closing fully when Fig. 5 (a) expression elevator door normally cuts out, the closed condition of the elevator door when Fig. 5 (b) expression elevator door normally cuts out, the closed condition of the elevator door when Fig. 5 (c) expression has soft rope form strip shape object to be clamped by elevator door.
Nomenclature: 1A, 1B-elevator door, 2A, 2B-elevator door Suspension, 3-framework, the 4-elevator door guide rail, 5-elevator door opening-closing device, 6A, 6B-door boots, the 7-door, 8-the first buffer component, 8A-projection, 9-the second buffer component, 9A-groove, 9a, 9b, 9c, 9d-flexure strip, 9e, 9f-elastic membrane, 9g, 9h-pleated elastic body, 9i-soft elastomer, the 10-flaky switch, 11-rope form strip shape object.
The specific embodiment
Below, as an example of the midsplit type elevator cab door of Fig. 1～shown in Figure 2 example elevator door apparatus of the present invention is described.
In midsplit type elevator door 1A, 1B, the top of elevator door is suspended on the elevator door guide rail 4 by the framework 3 of the stationary member of lift car supporting by elevator door Suspension 2A, 2B, and elevator door 1A, 1B are moving up at right and left under the driving by the elevator door opening-closing device 5 of the stationary member supporting of lift car equally.
Be fixed with boots 6A, a 6B in the lower end of elevator door 1A, 1B, these boots 6A, 6B engage with the door 7 that is supported by stationary member, and mobile under the guiding of door 7.
On the other hand, shown in Fig. 2 (a), in order to relax the collision sound that produces when elevator door cuts out and impact etc., the side end of closing at elevator door 1A, 1B, on the whole height of elevator door 1A, 1B, be separately installed with the first buffer component 8 and the second buffer component 9 made by elastomeric material.
The first buffer component 8 is convex buffer components that section is convex, is built-in with the flaky switch 10 that for example is made of the electrode of sheet as detecting unit in the inboard of projection 8A.This flaky switch 10 is pressed when projection 8A is pressed and deforms and connects, make described elevator door opening-closing device 5 actions by the control setup that arranges separately, move thereby make the elevator door 1A, the 1B that move towards the elevator door closing direction open direction towards elevator door conversely.
Described the second buffer component 9 is concavity buffer components that section is concavity, and has to hold the groove 9A of the projection 8A of described the first buffer component 8.In addition, be formed with flexure strip 9a, the 9b integrally formed with the second buffer component 9, described flexure strip 9a, 9b stretch out with inaccessible this opening from the both sides of the opening of this groove 9A respectively.The opposed part of this flexure strip 9a, 9b be positioned at the opposed position of the projection 8A of described the first buffer component 8 on.
On the other hand, shown in Fig. 2 (c), when elevator door cuts out, when the rope form strip shape object 11 of the such softness of the rope that has knitting wool to be made into is sandwiched between the first buffer component 8 and the second buffer component 9, if elevator door is proceeded closing movement under this state, then rope form strip shape object 11 can the projection 8A of the first buffer component 8 by the flexure strip 9a that depresses with the second buffer component 9, the local butt of 9b, therefore, can produce repulsive force at this butt position, this repulsive force pushes back rope form strip shape object 11 in the opposite direction, and makes the projection 8A of the first buffer component 8 produce depressed deformation.Thus, flexure strip 9a, 9b become repulsive force generation unit of the present invention.
Consequently, because projection 8A distortion, and so that be built in the flaky switch 10 of projection 8A rear side and deform and move, thereby by control setup and the described elevator door opening-closing device 5 that arranges separately, make the elevator door 1A, the 1B that move towards the elevator door closing direction open direction towards elevator door conversely and move.Thus, lift car carries out lifting under the state that clips rope form strip shape object 11 situation can not occur.
As mentioned above, when elevator door cuts out, can detect and have or not soft rope form strip shape object 11 to be jammed, on the other hand, when having hard strip shape object to be jammed, the local butt of hard strip shape object and flexure strip 9a, 9b, thus repulsive force produced at flexure strip 9a, 9b, and this repulsive force pushes back hard strip shape object in the opposite direction, thereby so that the projection 8A of the first buffer component 8 produces depressed deformation, can detect easily hard strip shape object thus.
In the present embodiment, situation about forming as one take flexure strip 9a, 9b and the second buffer component 9 is illustrated as example, but also can be shown in Fig. 2 (d), adopt the known methods such as bonding, will be installed in flexure strip 9c, the 9d that the second buffer component was arranged in 9 minutes the both sides of the groove 9A of the second buffer component 9.
The first variation of Fig. 3 presentation graphs 2, the difference of Fig. 3 and embodiment shown in Figure 2 be, in embodiment shown in Figure 3, by coming the open side of the groove 9A of inaccessible the second buffer component 9 with the integrally formed elastic membrane 9e of the second buffer component 9.
According to said structure, shown in Fig. 3 (b), when elevator door 1A, 1B normally closed, the projection 8A of the first buffer component 8 pushed the elastic membrane 9e of the second buffer component 9 open and clamp-ons in the groove 9A, so that the first buffer component 8 and the second buffer component 9 close contact on whole short transverse.Consequently, the projection 8A of the first buffer component 8 does not deform, and built-in flaky switch 10 can not move yet.
On the other hand, shown in Fig. 3 (c), when elevator door cuts out, when the rope form strip shape object 11 of the such softness of the rope that has knitting wool to be made into is sandwiched between the first buffer component 8 and the second buffer component 9, if elevator door is proceeded closing movement under this state, then rope form strip shape object 11 can the projection 8A of the first buffer component 8 by depressing the local butt with the elastic membrane 9e of the second buffer component 9, therefore, can produce repulsive force at this butt position, this repulsive force pushes back rope form strip shape object 11 in the opposite direction, and makes the projection 8A of the first buffer component 8 produce depressed deformation.Consequently, because projection 8A distortion, and so that be built in flaky switch 10 actions of projection 8A rear side, thereby by control setup and the described elevator door opening-closing device 5 that arranges separately, make the elevator door 1A, the 1B that move towards the elevator door closing direction open direction towards elevator door conversely and move.Thus, lift car carries out lifting under the state that clips rope form strip shape object 11 situation can not occur.
In this first variation, be illustrated as an example of the integrally formed situation of elastic membrane 9e and the second buffer component 9 example, but also can be shown in Fig. 3 (d), adopt the known method such as bonding that the elastic membrane 9f that was arranged in 9 minutes with the second buffer component is installed, with the opening portion of the groove 9A of inaccessible the second buffer component 9.
Fig. 4 represents the second variation, and the difference of Fig. 4 and embodiment shown in Figure 2 is, in embodiment shown in Figure 4, is formed with a plurality of pleated elastic body 9gs integrally formed with the second buffer component 9 in the groove 9A of the second buffer component 9.
According to said structure, shown in Fig. 4 (b), when elevator door 1A, 1B normally close, the projection 8A of the first buffer component 8 pushes the pleated elastic body 9g of the second buffer component 9 open and clamp-ons in the groove 9A, so that the first buffer component 8 and the second buffer component 9 close contact on whole short transverse.Consequently, the projection 8A of the first buffer component 8 does not deform, and built-in flaky switch 10 can not move yet.
On the other hand, shown in Fig. 4 (c), when elevator door cuts out, when the rope form strip shape object 11 of the such softness of the rope that has knitting wool to be made into is sandwiched between the first buffer component 8 and the second buffer component 9, if elevator door is proceeded closing movement under this state, then rope form strip shape object 11 can the projection 8A of the first buffer component 8 by depressing the local butt with the pleated elastic body 9g of the second buffer component 9, therefore, can produce repulsive force at this butt position, this repulsive force pushes back rope form strip shape object 11 in the opposite direction, and makes the projection 8A of the first buffer component 8 produce depressed deformation.Consequently, because projection 8A distortion, and so that be built in flaky switch 10 actions of projection 8A rear side, thereby by control setup and the described elevator door opening-closing device 5 that arranges separately, make the elevator door 1A, the 1B that move towards the elevator door closing direction open direction towards elevator door conversely and move.Thus, lift car carries out lifting under the state that clips rope form strip shape object 11 situation can not occur.
In this second variation, also can shown in Fig. 4 (d), adopt the known methods such as bonding, will be installed in the groove 9A of the second buffer component 9 with the pleated elastic body 9h that the second buffer component was arranged in 9 minutes.
Fig. 5 represents the 3rd variation, and the difference of Fig. 5 and embodiment shown in Figure 2 is, in embodiment shown in Figure 5, is embedded with such as soft elastomer 9i such as sponges in the groove 9A of the second buffer component 9.
According to said structure, shown in Fig. 5 (b), when elevator door 1A, 1B normally close, the projection 8A of the first buffer component 8 pushes the soft elastomer 9i of the second buffer component 9 open and clamp-ons in the groove 9A, so that the first buffer component 8 and the second buffer component 9 close contact on whole short transverse.Consequently, the projection 8A of the first buffer component 8 does not deform, and built-in flaky switch 10 can not move yet.
On the other hand, shown in Fig. 5 (c), when elevator door cuts out, when the rope form strip shape object 11 of the such softness of the rope that has knitting wool to be made into is sandwiched between the first buffer component 8 and the second buffer component 9, if elevator door is proceeded closing movement under this state, then rope form strip shape object 11 can the projection 8A of the first buffer component 8 by depressing the local butt with the soft elastomer 9i of the second buffer component 9, therefore, can produce repulsive force in this contact site, this repulsive force pushes back rope form strip shape object 11 in the opposite direction, and makes the projection 8A of the first buffer component 8 produce depressed deformation.Consequently, because projection 8A distortion, and so that be built in flaky switch 10 actions of projection 8A rear side, thereby by control setup and the described elevator door opening-closing device 5 that arranges separately, make the elevator door 1A, the 1B that move towards the elevator door closing direction open direction towards elevator door conversely and move.Thus, lift car carries out lifting under the state that clips rope form strip shape object 11 situation can not occur.
According to embodiments of the present invention described above and each variation, can access a kind of elevator door apparatus, this elevator door apparatus is when elevator door cuts out, not only can detect and have or not hard strip shape object to be clamped by elevator door, and when nipped strip shape object is the rope form strip shape object of softness, whether because soft rope form strip shape object can not be squeezed in the groove of concavity buffer component, therefore can also detect has soft rope form strip shape object to be clamped by elevator door.
In embodiment described above and each variation, as an example of the midsplit type elevator door example elevator door apparatus is illustrated, but self-evident, the present invention also goes for having the elevator door apparatus of other open type elevator door.At this moment, in above-mentioned embodiment and each variation, only need door shield structure with the elevator door of a side to be applied on the door shield post of door shelves side of other open type elevator door and get final product.
And, in above-mentioned embodiment and each variation, be illustrated as an example of elevator cab door example, but the present invention also can be applied on the elevator hall door.
Claims (9)
1. elevator door apparatus, it has:
Elevator door (1A, 1B), it opens and closes the gangway of elevator by elevator door opening-closing mechanism (5); The first buffer component (8), it is installed in closing on the side end of this elevator door (1A, 1B) along short transverse; The second buffer component (9), it is installed in and the opposed door shelves of this first buffer component (8) side along short transverse; And detecting unit (10), whether there is the strip shape object to be jammed on the short transverse of the buffer component side of its detection in described the first buffer component (8) and the second buffer component (9),
Described elevator door apparatus is characterised in that,
Another buffer component side that does not have built-in described detecting unit (10) in described the first buffer component (8) and the second buffer component (9) is provided with repulsive force generation unit (9a～9i), when elevator door normally cuts out, (9a～9i) is out of shape under the effect of the pressing force of the buffer component of a side described repulsive force generation unit, when having the strip shape object to be jammed in the part, (9a～9i) produce repulsive force makes the buffer component distortion of a described side to described repulsive force generation unit.
2. elevator door apparatus, it has:
Elevator door (1A, 1B), it opens and closes the gangway of elevator by elevator door opening-closing mechanism (5); Section is the convex buffer component (8) of conduct first buffer component of convex, and it is installed in closing on the side end of this elevator door (1A, 1B) along short transverse; Section is the concavity buffer component (9) of conduct second buffer component of concavity, and it is installed in and the opposed door shelves of this convex buffer component (8) side along short transverse, and has groove (9A); And detecting unit (10), whether its detection has the strip shape object to be jammed on the short transverse of described convex buffer component (8),
Described elevator door apparatus is characterised in that,
In described concavity buffer component (9), be provided with repulsive force generation unit (9a～9i), when elevator door normally cuts out, (9a～9i) is out of shape under the effect of the pressing force of convex buffer component (8) described repulsive force generation unit, when having the strip shape object to be jammed in the part, (9a～9i) produce repulsive force makes described convex buffer component (8) distortion to described repulsive force generation unit.
3. elevator door apparatus according to claim 2 is characterized in that,
(9a～9i) is arranged on the inside of groove (9A) to described repulsive force generation unit.
4. according to claim 2 or 3 described elevator door apparatus, it is characterized in that,
Described repulsive force generation unit (9a, 9b, 9c, 9d) is flexure strip, and its mode with the opening of inaccessible groove (9A) is stretched out from the both sides of opening and formed.
5. according to claim 2 or 3 described elevator door apparatus, it is characterized in that,
Described repulsive force generation unit (9e, 9f) is the elastic membrane of the opening of inaccessible groove (9A).
6. according to claim 2 or 3 described elevator door apparatus, it is characterized in that,
Described repulsive force generation unit (9g, 9h) is arranged on a plurality of pleated elastic bodys in the groove (9A).
7. according to claim 2 or 3 described elevator door apparatus, it is characterized in that,
Described repulsive force generation unit (9i) is arranged on the soft elastomer in the groove (9A).
8. elevator door apparatus according to claim 2 is characterized in that,
Described repulsive force generation unit (9a, 9b, 9e, 9g) is integrally formed with described concavity buffer component (9).
9. elevator door apparatus according to claim 2 is characterized in that,
Described repulsive force generation unit (9c, 9d, 9f, 9h) is installed on the described concavity buffer component (9).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008-304094 | 2008-11-28 | ||
| JP2008304094A JP2010126323A (en) | 2008-11-28 | 2008-11-28 | Door device for elevator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101746659A CN101746659A (en) | 2010-06-23 |
| CN101746659B true CN101746659B (en) | 2013-03-27 |
Family
ID=42326969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200910226587 Expired - Fee Related CN101746659B (en) | 2008-11-28 | 2009-11-25 | Elevator door device |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP2010126323A (en) |
| CN (1) | CN101746659B (en) |
| HK (1) | HK1142049A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5937881B2 (en) * | 2012-05-02 | 2016-06-22 | 株式会社日立製作所 | Elevator door equipment |
| JP6721142B1 (en) | 2018-10-23 | 2020-07-08 | 三菱電機株式会社 | Door pinch detection device and elevator door device |
| US11148908B2 (en) | 2018-10-25 | 2021-10-19 | Otis Elevator Company | Elevator door with sensor for determining whether to reopen door |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2600415Y (en) * | 2003-01-17 | 2004-01-21 | 党瑞丰 | Anti-trap contact device for lift-cabin door of elevator |
| CN101195459A (en) * | 2006-12-06 | 2008-06-11 | 株式会社日立制作所 | elevator door device |
-
2008
- 2008-11-28 JP JP2008304094A patent/JP2010126323A/en active Pending
-
2009
- 2009-11-25 CN CN 200910226587 patent/CN101746659B/en not_active Expired - Fee Related
-
2010
- 2010-09-08 HK HK10108527.3A patent/HK1142049A1/en not_active IP Right Cessation
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2600415Y (en) * | 2003-01-17 | 2004-01-21 | 党瑞丰 | Anti-trap contact device for lift-cabin door of elevator |
| CN101195459A (en) * | 2006-12-06 | 2008-06-11 | 株式会社日立制作所 | elevator door device |
Also Published As
| Publication number | Publication date |
|---|---|
| HK1142049A1 (en) | 2010-11-26 |
| CN101746659A (en) | 2010-06-23 |
| JP2010126323A (en) | 2010-06-10 |
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