CN106429764A - Landing door device of fire elevator - Google Patents
Landing door device of fire elevator Download PDFInfo
- Publication number
- CN106429764A CN106429764A CN201611052311.8A CN201611052311A CN106429764A CN 106429764 A CN106429764 A CN 106429764A CN 201611052311 A CN201611052311 A CN 201611052311A CN 106429764 A CN106429764 A CN 106429764A
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- CN
- China
- Prior art keywords
- groove
- teflon
- layer door
- ring
- circle
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
- B66B13/30—Constructional features of doors or gates
- B66B13/301—Details of door sills
Landscapes
- Elevator Door Apparatuses (AREA)
Abstract
The invention discloses a landing door device of a fire elevator, wherein a roller wheel on a landing door suspending board comprises a roller wheel main body and a bearing; the roller wheel main body comprises a metal retainer ring and a metal wheel core with a through hole; a Teflon ring which is in a tensioning state is arranged on the outer ring of the metal wheel core in a sleeved mode; rolling patterns on the surface of the Teflon ring are embedded into the Teflon ring; first grooves which are distributed in annular mode around the middle axis of the Teflon ring are formed in the two side surfaces of the Teflon ring; the metal retainer ring is fixedly arranged on a first limiting step in the sleeved mode, and is folded with the metal wheel core to press the Teflon ring until the first grooves in the two side surfaces of the Teflon ring are flattened by pressing; a R slot is formed in the outer ring of the Teflon ring; and guide rails on an upper ridge bottom plate extend into the R slot of the Teflon ring to fit to the slot wall of the R slot. The landing door device solves the technical problems of an elevator landing door device stably used in a fire elevator system, and has the characteristics of resisting impact and preventing drop.
Description
Technical field
The present invention relates to a kind of elevator landing door, the layer door gear of particularly a kind of Fire lift.
Background technology
Either also or Fire lift, its elevator landing door generally individually includes bank, guide rail and layer to conventional lift
Door strap, its middle guide is horizontally disposed, and the nylon roller that layer door hanging plate passes through to arrange thereon is slidably mounted on guide rail（This
Place needs especially it is emphasised that the roller in elevator landing door will not adopt Metal Contact Rollers, substantially because Metal Contact Rollers and guide rail
Can be with harsh noise during friction）, the Chinese utility model patent of the bulletin literary composition of such as Patent No. 201420410503.1
The elevator landing door of described a kind of anti-collision and dropping-proof in offering.
But, the elevator landing door of the anti-collision and dropping-proof of said structure, it obviously cannot use on Fire lift, its
Concrete reason is as follows：First, Fire lift be building occur fire when for fire fighter put out a fire with rescued use and
There is the elevator of certain function it is meant that Fire lift is substantially used in the fire hazard environment of rather harsh, it will be through
By high temperature and naked light, furthermore, during nervous Fire salvage, rescuer or object of suing and labouring can strike electricity unavoidably
Terraced layer door, in the elevator landing door structure of above-mentioned anti-collision and dropping-proof only by guide rail circular arc under protuberance and circular arc
The circular groove cooperation of shape upper convex portion and roller is realized Anti-knocking and is departed from, once roller deforms because high temperature affects or system of Himdu logic fire
And burn, under fierce effect of impact elevator door easily from bank guide rail on come off, cause security incident；Secondly, on
State when elevator door is fixed on layer door hanging plate in the elevator landing door of anti-collision and dropping-proof, elevator door can be located at roller and lead
The one side of rail, because the effect of weight of elevator door leads to roller to be somebody's turn to do under external force effect of impact to unilateral inclination on guide rail
Roller is easy to fall off.
Content of the invention
The invention aims to solving above-mentioned the deficiencies in the prior art and providing a kind of fire-fighting electricity of anti-collision and dropping-proof
The layer door gear of ladder.
To achieve these goals, the layer door gear of a kind of Fire lift designed by the present invention, including upper bank base plate and
Layer door hanging plate, described upper bank base plate includes a pair of S-shaped section of symmetrical expression setting, and this pair of S-shaped section is passed through directly each other
Line segment connects, and the concave portion that each S-shaped section is directed towards is guide rail, passes through hinge in the one side of described layer door hanging plate
There is roller, described roller includes roller bodies and bearing, described roller bodies include metal collar and the metal wheel with through hole
Core, described metal core wheel one end carries flanging, and the other end is provided with the first limited step, and the outer peripheral surface of described metal core wheel is provided with
Rolling decorative pattern, is socketed with the Teflon circle in tensioning state on the outer ring of this metal core wheel, and the rolling decorative pattern on its surface is embedding
Enter to Teflon circle, the both side surface of described Teflon circle is equipped with and carries out the first of ring cloth around the axis of this Teflon circle
Groove, described metal collar fixedly sleeved on the first limited step, and jointly compress Teflon with the flanging on metal core wheel
Circle, until flattening the first groove in the both side surface of Teflon circle, is provided with the second limit in through-hole wall one end of metal core wheel
Position step, other end annular spread has the riveting point of quantification, and bearing is placed between riveting point and the second limited step, described Teflon
The outer ring of Long Quan is provided with R groove, and the guide rail on described upper bank base plate all extends into the R groove of Teflon circle, and with cell wall phase
Laminating.
The Teflon material of above-mentioned Teflon circle is also called polytetrafluoroethylene (PTFE)（Polytetrafluoroethene）, English
It is abbreviated as PTFE, this material has the characteristics that antiacid alkali resistant, resists various organic solvents, is practically insoluble in all of solvent, with
When, there is the features such as high temperature resistant, coefficient of friction is extremely low again, it is conventional material of the prior art.
A kind of layer door gear of above-mentioned Fire lift, it adopts metal core wheel overcoat Teflon circle, outside described metal core wheel
The rolling decorative pattern of circle is embedded in the structure design of Teflon circle, and the Teflon circle offering R groove is on the guide rail of upper bank base plate
With noise, noise, and will not have excellent fire-retardant, heat-resisting and low temperature resistant spy in view of Teflon circle when returning reciprocating rolling
Property, lead to the elevator landing door combining above-mentioned rollers can to use in Fire lift system, above-mentioned technology point is in application
In the application for a patent for invention file of the Patent No. 201210159481.1 that people submitted to State Bureau on 05 18th, 2012
Through there being record, but applicant finds the one kind as provided in above-mentioned application for a patent for invention file during routine use
Fire-proof wheel, easily there is skidding in its Teflon circle and core wheel during routine use, have a strong impact on elevator door
The normal use of system；Therefore, the both side surface of Teflon circle described herein is equipped with the axis around this Teflon circle
Line carries out the first groove of ring cloth, and the flanging on metal core wheel is common with back-up ring to compress Teflon circle, until flattening Teflon
The first groove in the both side surface of Long Quan, is located between each the first groove and back-up ring and the first groove and flanging originally
Air be extruded so that air pressure in each first groove is far smaller than all ambient pressure, under extraneous gas pressure, promote
Teflon circle firmly adsorbs on metal core wheel, thus effectively preventing metal core wheel operationally mutual with Teflon circle
Mutually skid, it is to avoid the situation pause and transition in rhythm or melody when layer door hanging plate rolls on the guide rail of upper bank base plate occurs.
Further, the both side surface of described Teflon circle is equipped with and carries out ring cloth around the axis of this Teflon circle,
And quantity is at least two bossing, and often place's bossing is respectively positioned on the list with the first groove on its same side surface
Side, described first limited step is furnished with, with all rings on the flanging of metal core wheel, the socket that above-mentioned bossing is tightly inserted into.
It is spacing that bossing in Teflon circle both side surface described in above-mentioned further technical scheme is all embedded in first
In notch on the flanging of step and metal core wheel, this bossing can further lift Teflon circle and metal core wheel two
The structural stability of person.
Further, the flanging of described metal core wheel enter to each S-shaped section by male part reciprocal with its guide rail
Divide in the second formed groove, and extend to the bottom closing on this second groove.
The presence of flanging described in above-mentioned further technical scheme lead to the Teflon circle of layer door hanging plate upper roller overall from
When departing from the guide rail of upper bank base plate, described roller still cannot depart from bank base plate, thus lifts this elevator door dress further
The impact resistance slip-off preventing performance put.
Further, the R groove center of the roller on described layer door hanging plate is located at the elevator door installation of this layer door hanging plate
On the axially bored line in hole.
The elevator landing door that above-mentioned further technical scheme is provided is specifically used in Fire lift system, when past
After installing elevator door on layer door hanging plate, elevator door can be located at the underface of layer door hanging plate upper roller, therefore avoids the occurrence of layer
Roller on door strap is on guide rail to the situation of unilateral inclination.
A kind of layer door gear of Fire lift that the present invention obtains, it is highly suitable for using in Fire lift system, peace
The elevator door being filled on above-mentioned elevator landing door possesses the feature of impact resistance slip-off preventing；Meanwhile, above-mentioned elevator landing door
It has been also equipped with structure good stability, safe and reliable, production cost is relatively low, some row such as good economy performance and long service life
Advantage.
Brief description
Fig. 1 is a kind of structural representation of the layer door gear that embodiment 1 is provided Fire lift；
Fig. 2 is the structural representation of roller in embodiment 1；
Fig. 3 is the section structure schematic diagram at a-a in Fig. 2；
Fig. 4 is the section structure schematic diagram of metal core wheel in embodiment 1；
Fig. 5 is the section structure schematic diagram of Teflon circle in embodiment 1；
Fig. 6 is the section structure schematic diagram of roller bodies in embodiment 2；
Fig. 7 is the close-up schematic view at A in Fig. 6；
Fig. 8 is the section structure schematic diagram of Teflon circle in embodiment 2；
Fig. 9 is the close-up schematic view at B in Fig. 8；
Figure 10 is a kind of structural representation of the layer door gear that embodiment 3 is provided Fire lift；
Figure 11 is a kind of structural representation of the layer door gear that embodiment 4 is provided Fire lift.
In figure：Upper bank base plate 1, layer door hanging plate 2, S-shaped section 3, straightway 4, guide rail 5, bearing pin 6, roller 7, roller bodies 8,
Bearing 9, metal collar 10, metal core wheel 11, flanging 12, the first limited step 13, outer ring 14, Teflon circle 15, the first groove
16th, the second limited step 17, riveting point 18, R groove 19, bossing 20, socket 21, the second groove 22, elevator door installing hole 23.
Specific embodiment
The present invention is further described with reference to the accompanying drawings and examples.
Embodiment 1：
As Figure 1-5, the layer door gear of a kind of Fire lift provided in the present embodiment 1, including upper bank base plate 1 and layer door
Link plate 2, described upper bank base plate 1 includes a pair of S-shaped section 3 of symmetrical expression setting, and this pair of S-shaped section 3 is passed through directly each other
Line segment 4 connects, and the concave portion that each S-shaped section is directed towards is guide rail 5, passes through bearing pin 6 in the one side of described layer door hanging plate 2
It is hinged with roller 7, described roller 7 includes roller bodies 8 and bearing 9, described roller bodies 8 include metal collar 10 and with logical
The metal core wheel 11 in hole, described metal core wheel 11 one end carries flanging 12, and the other end is provided with the first limited step 13, described metal
Outer ring 14 surface of core wheel 11 is provided with rolling decorative pattern, is socketed with the Teflon in tensioning state on the outer ring 14 of this metal core wheel 11
Dragon circle 15, and the rolling decorative pattern on its surface is embedded in Teflon circle 15, the both side surface of described Teflon circle 15 is equipped with around
The axis of this Teflon circle 15 carries out the first groove 16 of ring cloth, described metal collar 10 fixedly sleeved in the first limited step
On 13, and jointly compress Teflon circle 15 with the flanging 12 on metal core wheel 11, until flattening the both side surface of Teflon circle 15
On the first groove 16, be provided with the second limited step 17 in through-hole wall one end of metal core wheel 11, other end annular spread has
The riveting point 18 of quantification, bearing 9 is placed between riveting point 18 and the second limited step 17, and the outer ring 14 of described Teflon circle 15 sets
There is R groove 19, the guide rail 5 on described upper bank base plate 1 all extends into the R groove 19 of Teflon circle 15, and fits with cell wall.
A kind of layer door gear of above-mentioned Fire lift, it adopts metal core wheel 11 overcoat Teflon circle 15, described metal wheel
The rolling decorative pattern of core 11 outer ring 14 is embedded in the structure design of Teflon circle 15, and the Teflon circle 15 offering R groove 19 is in Shang Kan
On the guide rail 5 of base plate 1 back and forth reciprocating rolling when will not with noise, noise, and have excellent in view of Teflon circle 15
Fire-retardant, heat-resisting and low temperature tolerance characteristicses, lead to the elevator landing door combining above-mentioned rollers 7 can make in Fire lift system
With；Meanwhile, the both side surface of described Teflon circle 15 is equipped with and carries out the first of ring cloth around the axis of this Teflon circle 15
Groove 16, the flanging 12 on metal core wheel 11 is common with back-up ring to compress Teflon circle 15, until flattening Teflon circle 15
The first groove 16 in both side surface, be originally located at each first groove 16 and back-up ring and the first groove 16 and flanging 12 it
Between air be extruded so that air pressure in each first groove 16 is far smaller than all ambient pressure, under extraneous gas pressure,
Teflon circle 15 is promoted firmly to adsorb on metal core wheel 11, thus effectively preventing metal core wheel 11 and 15 liang of Teflon circle
Person is operationally skidded mutually, it is to avoid the situation pause and transition in rhythm or melody when layer door hanging plate 2 rolls on the guide rail 5 of upper bank base plate 1.
Embodiment 2：
A kind of layer door gear of the Fire lift provided in the present embodiment, its general structure is consistent with embodiment 1, such as Fig. 6-
Shown in 9, but it is equipped with the both side surface of Teflon circle described in the present embodiment 15 to enter around the axis of this Teflon circle 15
Row ring cloth, and quantity is the bossing 20 of four, and often place's bossing 20 is respectively positioned on and first on its same side surface
The one side of groove 16, it is tight that described first limited step 13 and ring equal on the flanging 12 of metal core wheel 11 are furnished with above-mentioned bossing 20
The socket 21 of close insertion.
Bossing 20 in above-mentioned Teflon circle 15 both side surface is all embedded in the first limited step 13 and metal core wheel
In notch on 11 flanging 12, this bossing 20 can further lift Teflon circle 15 and both metal core wheels 11
Structural stability.
Embodiment 3：
A kind of layer door gear of the Fire lift provided in the present embodiment, its general structure is consistent with embodiment 1, such as Figure 10
Shown, but the flanging 12 of metal core wheel described in the present embodiment 11 enter to each S-shaped section 3 by with its guide rail 5 opposite direction
The second groove 22 of being formed of concave portion in, and extend to the bottom closing on this second groove 22.
The presence of above-mentioned flanging 12 leads to the overall guide rail from upper bank base plate 1 of Teflon circle 15 of layer door hanging plate 2 upper roller 7
When departing from 5, described roller 7 still cannot depart from bank base plate 1, and the impact resistance thus lifting this elevator landing door further is prevented
Come off performance.
Embodiment 4：
A kind of layer door gear of the Fire lift provided in the present embodiment, its general structure is consistent with embodiment 1, such as Figure 11
Shown, but the R groove 19 of the roller 7 on layer door hanging plate 2 described in the present embodiment is centrally located at the elevator door of this layer door hanging plate 2
On the axially bored line of installing hole 23.
A kind of above-mentioned provided elevator landing door is specifically used in Fire lift system, when toward on layer door hanging plate 2
After installing elevator door, elevator door can be located at the underface of layer door hanging plate 2 upper roller 7, therefore avoids the occurrence of on layer door hanging plate 2
Roller 7 on guide rail 5 to unilateral tilt situation.
Claims (5)
1. the layer door gear of a kind of Fire lift, including upper bank base plate（1）And layer door hanging plate（2）, described upper bank base plate（1）Including
A pair of S-shaped section of symmetrical expression setting（3）, and this pair of S-shaped section（3）Pass through straightway each other（4）Connect, each S-shaped
Section（3）On the concave portion that is directed towards be guide rail（5）, in described layer door hanging plate（2）One side pass through bearing pin（6）It is hinged with rolling
Wheel（7）, it is characterized in that described roller（7）Including roller bodies（8）And bearing（9）, described roller bodies（8）Including metal collar
（10）With the metal core wheel with through hole（11）, described metal core wheel（11）One end carries flanging（12）, the other end is provided with first
Limited step（13）, described metal core wheel（11）Outer ring（14）Surface is provided with rolling decorative pattern, in this metal core wheel（11）Outer
Circle（14）On be socketed with Teflon circle in tensioning state（15）, and the rolling decorative pattern on its surface is embedded in Teflon circle（15）,
Described Teflon circle（15）Both side surface on be equipped with around this Teflon circle（15）Axis carry out the first groove of ring cloth
（16）, described metal collar（10）Fixedly sleeved in the first limited step（13）On, and with metal core wheel（11）On flanging
（12）Common compression Teflon circle（15）, until flattening Teflon circle（15）Both side surface on the first groove（16）, in gold
Belong to core wheel（11）Through-hole wall one end be provided with the second limited step（17）, other end annular spread has the riveting point of quantification
（18）, bearing（9）It is placed in riveting point（18）With the second limited step（17）Between, described Teflon circle（15）Outer ring（14）It is provided with
R groove（19）, described upper bank base plate（1）On guide rail（5）All extend into Teflon circle（15）R groove（19）Interior, and and groove
Wall fits.
2. the layer door gear of a kind of Fire lift according to claim 1, is characterized in that described Teflon circle（15）Two
It is equipped with side surface around this Teflon circle（15）Axis carry out ring cloth, and quantity is at least two bossing
（20）, and often locate bossing（20）It is respectively positioned on and the first groove on its same side surface（16）One side, described first limit
Position step（13）With metal core wheel（11）Flanging（12）Upper equal ring is furnished with above-mentioned bossing（20）The socket being tightly inserted into
（21）.
3. the layer door gear of a kind of Fire lift according to claim 1 and 2, is characterized in that described metal core wheel（11）'s
Flanging（12）Enter to each S-shaped section（3）By with its guide rail（5）The second groove that reciprocal concave portion is formed（22）
Interior, and extend to and close on this second groove（22）Bottom.
4. a kind of layer door gear of Fire lift according to claim 1 and 2, is characterized in that described layer door hanging plate（2）On
Roller（7）R groove（19）It is centrally located at this layer door hanging plate（2）Elevator door installing hole（23）Axially bored line on.
5. a kind of layer door gear of Fire lift according to claim 3, is characterized in that described layer door hanging plate（2）On rolling
Wheel（7）R groove（19）It is centrally located at this layer door hanging plate（2）Elevator door installing hole（23）Axially bored line on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611052311.8A CN106429764A (en) | 2016-11-25 | 2016-11-25 | Landing door device of fire elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611052311.8A CN106429764A (en) | 2016-11-25 | 2016-11-25 | Landing door device of fire elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106429764A true CN106429764A (en) | 2017-02-22 |
Family
ID=58218264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611052311.8A Pending CN106429764A (en) | 2016-11-25 | 2016-11-25 | Landing door device of fire elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106429764A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107601246A (en) * | 2017-10-20 | 2018-01-19 | 苏州环球科技股份有限公司 | A kind of easy-to-dismount step chains |
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|---|---|---|---|---|
| JPH11255451A (en) * | 1998-03-13 | 1999-09-21 | Kokensha:Kk | Guide roller for elevator |
| WO2006081594A1 (en) * | 2005-01-27 | 2006-08-03 | Berend Jan Werkman | Guide roller |
| CN202612376U (en) * | 2012-05-18 | 2012-12-19 | 宁波华菱电梯部件有限公司 | Fire-proof idler wheel |
| CN203959615U (en) * | 2014-07-24 | 2014-11-26 | 苏州江南嘉捷机电技术研究院有限公司 | The elevator landing door of anti-collision and dropping-proof |
| CN105253758A (en) * | 2015-11-25 | 2016-01-20 | 陈小初 | Elevator wheel |
| CN204980718U (en) * | 2015-06-08 | 2016-01-20 | 三门县中盈科技有限公司 | Elevator fire prevention gyro wheel |
| CN206172770U (en) * | 2016-11-25 | 2017-05-17 | 宁波华菱电梯部件有限公司 | Fire elevator's layer door gear |
-
2016
- 2016-11-25 CN CN201611052311.8A patent/CN106429764A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11255451A (en) * | 1998-03-13 | 1999-09-21 | Kokensha:Kk | Guide roller for elevator |
| WO2006081594A1 (en) * | 2005-01-27 | 2006-08-03 | Berend Jan Werkman | Guide roller |
| CN202612376U (en) * | 2012-05-18 | 2012-12-19 | 宁波华菱电梯部件有限公司 | Fire-proof idler wheel |
| CN203959615U (en) * | 2014-07-24 | 2014-11-26 | 苏州江南嘉捷机电技术研究院有限公司 | The elevator landing door of anti-collision and dropping-proof |
| CN204980718U (en) * | 2015-06-08 | 2016-01-20 | 三门县中盈科技有限公司 | Elevator fire prevention gyro wheel |
| CN105253758A (en) * | 2015-11-25 | 2016-01-20 | 陈小初 | Elevator wheel |
| CN206172770U (en) * | 2016-11-25 | 2017-05-17 | 宁波华菱电梯部件有限公司 | Fire elevator's layer door gear |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107601246A (en) * | 2017-10-20 | 2018-01-19 | 苏州环球科技股份有限公司 | A kind of easy-to-dismount step chains |
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Application publication date: 20170222 |
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| RJ01 | Rejection of invention patent application after publication |