CN105480825A - Landing door device for elevator - Google Patents
Landing door device for elevator Download PDFInfo
- Publication number
- CN105480825A CN105480825A CN201410537635.5A CN201410537635A CN105480825A CN 105480825 A CN105480825 A CN 105480825A CN 201410537635 A CN201410537635 A CN 201410537635A CN 105480825 A CN105480825 A CN 105480825A
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- door
- layer door
- airtight portion
- sidepiece
- layer
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Abstract
The invention discloses a landing door device for an elevator. A pair of triangular airtight parts and a pair of concave pressing blocks are arranged on the side parts of each landing door and the ends of each landing door side sleeve respectively, and a pair of triangular airtight parts and a pair of concave pressing blocks are arranged on the top of each landing door and the top of each door head respectively; sound isolation plates and door sliding blocks are arranged at the lower parts of the landing doors, and the door sliding blocks are provided with airtight parts. When the landing doors are closed, the triangular airtight parts are attached to the concave pressing blocks; when main bodies of the landing doors receive pressure due to the air pressure different between the landing side and the well side, the airtight parts are pressed to generate elastic deformation so as to be pressed, and therefore the air tightness is improved. Due to the design of the triangular airtight parts and the concave pressing blocks, the pressing blocks press the airtight parts further when the landing doors move towards any direction no matter which one of the air pressure of the landing side and the air pressure of the well side is higher in the pressure direction, and therefore the air tightness of the landing doors is improved.
Description
Technical field
The present invention relates to a kind of elevator landing door.
Background technology
The structure of elevator as shown in Figure 1, is movably set with car 5 in hoistway, one end of car 5 connecting steel wire ropes 3, and steel rope 3 walks around traction sheave 1 and diversion sheave 2, and the other end of steel rope 3 connects counterweight 4; Car 5 is provided with gate 6, and each stop is provided with layer door assembly 7,7-1 ~ 7-3.
The elevator of this structure, when travel of elevator (lift) is very high, can produce difference of pressure between stop and hoistway, and air, by the gap inflow and outflow hoistway around layer door assembly 7,7-1 ~ 7-3, can produce pneumatic noise.Difference of pressure between stop and hoistway is larger, and air rate is faster, and pneumatic noise is also larger.
In addition, elevator operationally, increases rapidly because elevator runs the air pressure in front, runs rear and then reduce, the gap inflow and outflow hoistway that this pressure variation in hoistway also can cause air to pass through around layer door assembly 7,7-1 ~ 7-3, produces pneumatic noise.
Chinese patent literature CN103619747 discloses a kind of landing door device of elevator, for the pressure directions of lower floor stop side by stop to hoistway effect, the feature that the pressure directions of upper floor stop side is contrary, is provided with the landing door device in the airtight portion of differing tilt angles respectively at lower floor stop and upper floor stop.But the shortcoming of this layer door gear is only to work to unidirectional gas pressure, if temperature changes, or elevator run time cause hoistway internal gas pressure change the air pressure difference action direction caused reverse time, this device will lose efficacy.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of elevator landing door, and which direction the difference of pressure no matter stop side and hoistway side produce points to, and it can reduce the generation of pneumatic noise effectively.
For solving the problems of the technologies described above, the technical solution of elevator landing door of the present invention is:
Comprise layer door 10, stop door pocket, stop door pocket is made up of the other cover 8 of the layer door being located at the landing doorway left and right sides and the door volume 9 be located at above landing doorway; The bottom of layer door 10 is provided with landing sill 23; The sidepiece of the opposing end of described layer door 10 is provided with side extension plate 12, and the other cover 8 of described layer door is formed with other cover end bending part 8a; A wherein side of side extension plate 12 and other cover end bending part 8a is fixedly installed sidepiece airtight portion material, and the opposing party is fixedly installed sidepiece briquetting; The cross sectional shape of sidepiece briquetting matches with sidepiece airtight portion material; Sidepiece airtight portion material and sidepiece briquetting extend along the short transverse of layer door 10; When layer door 10 is closed, sidepiece airtight portion material and sidepiece briquetting fit; The top of described layer door 10 is provided with top extension plate 17, described door volume 9 is formed with a volume top bending part 9a; A wherein side of top extension plate 17 and Men E top bending part 9a is fixedly installed airtight portion, top material, and the opposing party is fixedly installed top briquetting; The cross sectional shape of top briquetting matches with airtight portion, top material; Top airtight portion material and top briquetting extend along the Width of layer door 10; When layer door 10 is closed, top airtight portion material and top briquetting fit; The bottom of described layer door 10 is provided with layer door bottom antidrum panel 20, and the bottom of layer door bottom antidrum panel 20 is fixedly connected with layer door slide block 21, and layer door slide block 21 extends along the Width of layer door 10, and is embedded in landing sill 23; The both sides, front and back of layer door slide block 21 are provided with airtight portion, layer door bottom material 22.
The cross section of described sidepiece airtight portion material is triangle, and described sidepiece briquetting is spill.
The cross section of airtight portion, described top material is triangle, and described top briquetting is spill.
The opposite end of described layer door 10 is provided with door shield rubber 16, and door shield rubber 16 is fixedly installed on the back side of layer door 10 by door shield rubber press section material 15; Door shield rubber 16 extends along the short transverse of layer door 10; When layer door 10 is closed, the door shield rubber 16 of two fan layer door 10 offsets, the gap between airtight two fan layer door 10.
Described sidepiece airtight portion material is made up of elastic body; Airtight portion, described top material is made up of elastic body; Airtight portion, described layer door bottom material 22 is made up of elastic body.
The technique effect that the present invention can reach is:
When layer door is under pressure due to the draught head in stop and hoistway, there is distortion because of pressurized in airtight portion material, air-tightness is increased, and is decreased through the pneumatic noise that the gap between layer door and door pocket produces.The pressure direction no matter layer door is subject to points in hoistway or stop side, and the present invention can play identical airtight effect.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation:
Fig. 1 is the schematic diagram of elevator;
Fig. 2 is the schematic diagram of elevator landing door of the present invention;
Fig. 3 is the A-A cutaway view in Fig. 2;
Fig. 4 is the partial enlarged drawing in Fig. 3 in dotted line frame;
Fig. 5 is the B-B cutaway view in Fig. 2;
Fig. 6 is when the pressure of hoistway side is greater than stop side, the cutaway view along A-A line of layer door strained condition;
Fig. 7 is when the pressure of hoistway side is greater than stop side, the stressed front and back of layer door, the partial enlargement comparison diagram of other cover side change in displacement;
Fig. 8 is when the pressure of hoistway side is greater than stop side, the cutaway view along B-B line of layer door strained condition;
Fig. 9 is when the pressure of hoistway side is greater than stop side, the stressed front and back of layer door, the partial enlargement comparison diagram of door volume side change in displacement;
Figure 10 is when the pressure of hoistway side is greater than stop side, the stressed front and back of layer door, the partial enlargement comparison diagram of layer door bottom change in displacement;
Figure 11, Figure 12 shows that the schematic diagram of the second embodiment of the present invention.
Description of reference numerals in figure:
1 is traction sheave, and 2 is diversion sheave,
3 is steel rope, and 4 is counterweight,
5 is car, and 6 is gate,
7,7-1 ~ 7-3 is layer door assembly, and 8 is the other cover of layer door,
8a other cover end bending part, 9 is door volume,
9a door volume top bending part, 10 is layer door,
12 side extension plates,
13 layers of reveal portion airtight portion material, 14 other cover sidepiece briquettings,
15 door shield rubber press section materials, 16 door shield rubber,
17 top extension plates, 18 layers of header airtight portion material,
19 volume top briquettings, 20 layers of door bottom antidrum panel,
21 layers of door slide block, airtight portion, 22 layers of door bottom material,
23 landing sills, 24 layers of reveal portion briquetting,
25 other cover sidepiece airtight portion materials, 26 layers of header briquetting,
Airtight portion, 27 volume tops material.
Detailed description of the invention
As shown in Figure 2, elevator landing door of the present invention, comprise two fan layer door 10, stop door pocket, two fan layer door 10 are arranged at the inner side of stop door pocket, and stop door pocket is made up of the other cover 8 of the layer door being located at the landing doorway left and right sides and the door volume 9 be located at above landing doorway; The top of layer door 10 is provided with the hanger rail (not shown) for guide layer door 10 opening and closing, and the bottom of layer door 10 is provided with landing sill 23, for the range of movement of restraint layer door 10; When elevator arrives at a station, two fan layer door 10 and gate 6 link opening and closing;
As shown in Figure 3, the opposite end of two fan layer door 10 is respectively arranged with door shield rubber 16, and door shield rubber 16 is fixedly installed on the back side of layer door 10 by door shield rubber press section material 15; Door shield rubber 16 extends along the short transverse of layer door 10; When layer door 10 is closed, the door shield rubber 16 of two fan layer door 10 offsets, the gap between airtight two fan layer door 10;
As shown in Figure 3, Figure 4, the sidepiece of the opposing end of two fan layer door 10 is respectively arranged with side extension plate 12, and side extension plate 12 being fixedly installed cross section is leg-of-mutton layer reveal portion airtight portion material 13; The other cover 8 of layer door is formed with other cover end bending part 8a, other cover end bending part 8a is fixedly installed the other cover sidepiece briquetting 14 of spill; The cross sectional shape of other cover sidepiece briquetting 14 matches with layer reveal portion airtight portion material 13; Layer airtight portion of reveal portion material 13 extends with the short transverse of other cover sidepiece briquetting 14 along layer door 10; When layer door 10 is closed, airtight portion of layer reveal portion material 13 overlaps sidepiece briquetting 14 with side and fits; Layer airtight portion of reveal portion material 13 is made up of elastic body (as rubber, expanded material);
As shown in Figure 5, the top of two fan layer door 10 is respectively arranged with top extension plate 17, and top extension plate 17 being fixedly installed cross section is leg-of-mutton layer header airtight portion material 18; Door volume 9 is formed with a volume top bending part 9a, door volume top bending part 9a is fixedly installed the door volume top briquetting 19 of spill; The cross sectional shape of door volume top briquetting 19 matches with layer header airtight portion material 18; Layer header airtight portion material 18 and Men E top briquetting 19 extend along the Width of layer door 10; When layer door 10 is closed, layer header airtight portion material 18 and door volume top briquetting 19 fit; Layer header airtight portion material 18 is made up of elastic body;
The bottom of two fan layer door 10 is respectively arranged with layer door bottom antidrum panel 20, and layer door bottom antidrum panel 20 is fixedly connected with layer door 10 by bolt; The bottom of layer door bottom antidrum panel 20 is fixedly connected with layer door slide block 21, and layer door slide block 21 extends along the Width of layer door 10, and is embedded in landing sill 23; The both sides, front and back of layer door slide block 21 are provided with airtight portion, layer door bottom material 22; Layer airtight portion, door bottom material 22 is made up of elastic body.
When the pressure of hoistway side is greater than stop side, the pressure direction that layer door 10 is subject to points to stop side, as shown in Fig. 6, Fig. 8, now layer door 10 is due to the effect of air pressure, toward stop direction miles of relative movement d, then airtight portion of layer reveal portion material 13 compresses other cover sidepiece briquetting 14, as shown in Figure 7; Material 18 pressing door volume top, layer header airtight portion briquetting 19 simultaneously, as shown in Figure 9; Layer airtight portion, door bottom material 22 compresses landing sill 23, as shown in Figure 10;
Because airtight portion material and briquetting are all symmetric designs, when the pressure of stop side is greater than hoistway side, although the pressure direction of layer door 10 is contrary, identical effect can be had;
Therefore, when layer door 10 is under pressure due to the draught head in stop and hoistway, airtight portion of layer reveal portion material 13 and airtight portion, layer door bottom material 22 because of pressurized appearance distortion, thus can continue to provide good air-tightness.
Due to the impact of the factor such as manufacturing errors and installation error, when layer door 10 is closed, may not necessarily ensure that other cover sidepiece briquetting 14 is fitted with layer header airtight portion material 18 ideally with layer reveal portion airtight portion material 13, door volume top briquetting 19; Layer reveal portion of the present invention airtight portion material 13 and layer header airtight portion material 18 adopt triangular design, toward hoistway side or the skew of stop side when can ensure that no matter layer door 10 is closed, briquetting can be made to compress airtight portion material, improve the air-tightness of layer door, principle is identical with when being moved by air pressure active layer door.
As Figure 11, Figure 12 shows that the second embodiment of the present invention, be only with the difference of the first embodiment, by the location swap of airtight for sidepiece portion material and sidepiece briquetting, and the location swap of top airtight portion material and top briquetting; Namely cross section is that leg-of-mutton other cover sidepiece airtight portion material 25 is fixedly installed on other cover end bending part 8a, and the layer reveal portion briquetting 24 of spill is fixedly installed on side extension plate 12; Cross section is that airtight portion, leg-of-mutton door volume top material 27 is fixedly installed on a volume top bending part 9a, and the layer header briquetting 26 of spill is fixedly installed on top extension plate 17.
Claims (5)
1. an elevator landing door, it is characterized in that: comprise layer door (10), stop door pocket, stop door pocket is made up of the other cover (8) of the layer door being located at the landing doorway left and right sides and the Men E (9) be located at above landing doorway; The bottom of layer door (10) is provided with landing sill (23);
The sidepiece of the opposing end of described layer door (10) is provided with side extension plate (12), and the other cover (8) of described layer door is formed with other cover end bending part (8a); A wherein side of side extension plate (12) and other cover end bending part (8a) is fixedly installed sidepiece airtight portion material, and the opposing party is fixedly installed sidepiece briquetting; The cross sectional shape of sidepiece briquetting matches with sidepiece airtight portion material; Sidepiece airtight portion material and sidepiece briquetting extend along the short transverse of layer door (10); When layer door (10) is closed, sidepiece airtight portion material and sidepiece briquetting fit;
The top of described layer door (10) is provided with top extension plate (17), and described door volume (9) is formed with volume top bending part (9a); A wherein side at top extension plate (17) and door volume top bending part (9a) is fixedly installed airtight portion, top material, and the opposing party is fixedly installed top briquetting; The cross sectional shape of top briquetting matches with airtight portion, top material; Top airtight portion material and top briquetting extend along the Width of layer door (10); When layer door (10) is closed, top airtight portion material and top briquetting fit;
The bottom of described layer door (10) is provided with layer door bottom antidrum panel (20), the bottom of layer door bottom antidrum panel (20) is fixedly connected with layer door slide block (21), layer door slide block (21) extends along the Width of layer door (10), and is embedded in landing sill (23); The both sides, front and back of layer door slide block (21) are provided with airtight portion material, layer door bottom (22).
2. elevator landing door according to claim 1, is characterized in that: the cross section of described sidepiece airtight portion material is triangle, and described sidepiece briquetting is spill.
3. elevator landing door according to claim 1 and 2, is characterized in that: the cross section of airtight portion, described top material is triangle, and described top briquetting is spill.
4. elevator landing door according to claim 1, it is characterized in that: the opposite end of described layer door (10) is provided with door shield rubber (16), and door shield rubber (16) is fixedly installed on the back side of layer door (10) by door shield rubber press section material (15); Door shield rubber (16) extends along the short transverse of layer door (10); When layer door (10) is closed, the door shield rubber (16) of two fans layer door (10) offsets, the gap between airtight two fans layer door (10).
5. elevator landing door according to claim 1, is characterized in that: described sidepiece airtight portion material is made up of elastic body; Airtight portion, described top material is made up of elastic body; Airtight portion material, described layer door bottom (22) is made up of elastic body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410537635.5A CN105480825A (en) | 2014-10-13 | 2014-10-13 | Landing door device for elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410537635.5A CN105480825A (en) | 2014-10-13 | 2014-10-13 | Landing door device for elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105480825A true CN105480825A (en) | 2016-04-13 |
Family
ID=55668167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410537635.5A Pending CN105480825A (en) | 2014-10-13 | 2014-10-13 | Landing door device for elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105480825A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105819317A (en) * | 2016-05-19 | 2016-08-03 | 江南嘉捷电梯股份有限公司 | Sealing structure for door crack in front wall of elevator |
| CN113597404A (en) * | 2019-04-25 | 2021-11-02 | 三菱电机大楼技术服务株式会社 | Point inspection system for airtight component arranged on elevator landing side |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0724864U (en) * | 1993-10-13 | 1995-05-12 | 株式会社日立ビルシステムサービス | Smoke control device for elevator doors |
| JP2005015157A (en) * | 2003-06-26 | 2005-01-20 | Mitsubishi Electric Corp | Door device of elevator |
| JP2008174359A (en) * | 2007-01-19 | 2008-07-31 | Toshiba Elevator Co Ltd | Elevator car |
| JP2012144319A (en) * | 2011-01-11 | 2012-08-02 | Panasonic Home Elevator Co Ltd | Door device for elevator |
| CN103619747A (en) * | 2011-06-23 | 2014-03-05 | 三菱电机株式会社 | Elevator landing door device |
-
2014
- 2014-10-13 CN CN201410537635.5A patent/CN105480825A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0724864U (en) * | 1993-10-13 | 1995-05-12 | 株式会社日立ビルシステムサービス | Smoke control device for elevator doors |
| JP2005015157A (en) * | 2003-06-26 | 2005-01-20 | Mitsubishi Electric Corp | Door device of elevator |
| JP2008174359A (en) * | 2007-01-19 | 2008-07-31 | Toshiba Elevator Co Ltd | Elevator car |
| JP2012144319A (en) * | 2011-01-11 | 2012-08-02 | Panasonic Home Elevator Co Ltd | Door device for elevator |
| CN103619747A (en) * | 2011-06-23 | 2014-03-05 | 三菱电机株式会社 | Elevator landing door device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105819317A (en) * | 2016-05-19 | 2016-08-03 | 江南嘉捷电梯股份有限公司 | Sealing structure for door crack in front wall of elevator |
| CN105819317B (en) * | 2016-05-19 | 2018-04-10 | 江南嘉捷电梯股份有限公司 | A kind of elevator antetheca door gap sealing structure |
| CN113597404A (en) * | 2019-04-25 | 2021-11-02 | 三菱电机大楼技术服务株式会社 | Point inspection system for airtight component arranged on elevator landing side |
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Legal Events
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160413 |