CN206827852U - A kind of express elevator guide rail unloading devices - Google Patents
A kind of express elevator guide rail unloading devices Download PDFInfo
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- CN206827852U CN206827852U CN201720296421.2U CN201720296421U CN206827852U CN 206827852 U CN206827852 U CN 206827852U CN 201720296421 U CN201720296421 U CN 201720296421U CN 206827852 U CN206827852 U CN 206827852U
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- spandrel girder
- base
- guide rail
- unloading devices
- cage
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Abstract
A kind of express elevator guide rail unloading devices, including a pair of cage guides, the bottom of each cage guide are equipped with limit base, have clearance D 1 between the bottom face and limit base of each cage guide, it is characterised in that：Also include being arranged on two load-supporting parts at left and right sides of well headroom, each load-supporting part includes the base that two time intervals set, the yielding rubber being arranged on each base and across the spandrel girder on two yielding rubbers, it is connected above each yielding rubber with spandrel girder, it is connected below with corresponding base, each cage guide is located between former and later two bases and top is fixed on the bottom of spandrel girder.The express elevator guide rail unloading devices stop power of safety tongs reliably can be transferred into pit and headroom height requirement to the overall force request and hoistway of load-supporting part is relatively low.
Description
Technical field
It the utility model is related to elevator technology field, and in particular to a kind of express elevator guide rail unloading devices.
Background technology
Authorization Notice No. is that CN102887413B Chinese invention patent discloses a kind of express elevator guide rail unloading devices,
Its structure is as shown in figure 1, load-supporting part 1a and cage guide 2a including being installed on well headroom, the cage guide 2a suspensions
Pull bar 3a, the cage guide 2a are installed below the load-supporting part 1a, on the load-supporting part 1a and are fixed on the drawing
On bar 3a, the cage guide 2a is pressed on corresponding guide rail supporting frame 7a by guide rail elasticity pressure code 4a, the electricity
Terraced guide rail 2a bottom is provided with limit base 5a, and between having between the bottom face of the cage guide 2a and the limit base 5a
Gap D ', when car safety acts, cage guide 2a overcomes pull bar 3a pulling force and elasticity pressure code under the active force of safety tongs
Frictional force between 4a and cage guide 2a, cage guide 2a is contacted with limit base 5a, the operation force of car safety is passed through
Cage guide 2a, limit base 5a and bumper beam 6a reach pit.
But there is following technical problem in existing express elevator guide rail unloading devices：1st, due to load-supporting part 1a and pull bar
3a integral rigidity can not be accurately obtained, and the deflection after its stress is uncertain value, furthermore, elasticity pressure code 4a and cage guide
Frictional force between 2a can not be accurately obtained, and cause the clearance D between cage guide 2a bottom face and limit base 5a ' be all
It is adjusted based on experience value, therefore when safety tongs acts, if gap is excessive, is difficult to the bottom face for making cage guide 2a
Contacted with limit base 5a, and then the stop power of safety tongs reliably can not be transferred to pit, so as to make the load-bearing at top
Part 1a stress is excessive and potential safety hazard be present, if gap is too small, increases the gap adjustment difficulty of maintenance maintainer, simultaneously
Adjustment frequency also accordingly improves, and practicality is not strong；2nd, two cage guide 2a are mounted with a load-supporting part 1a, to load receiving part
Part 1a overall force request is higher；3rd, because load-supporting part 1a is across the top of car, operation that can be to car produces interference,
Therefore higher is required to the headroom height of hoistway.
Utility model content
The technical problems to be solved in the utility model is：There is provided a kind of reliably can be transferred to bottom by the stop power of safety tongs
Cheat and relatively low express elevator guide rail unloading devices are required to the headroom height of the overall force request and hoistway of load-supporting part.
Technical solution of the present utility model is：A kind of express elevator guide rail unloading devices, including a pair of cage guides,
The bottom of each cage guide is equipped with limit base, has gap between the bottom face and limit base of each cage guide
D1, it is characterised in that：Also include being arranged on two load-supporting parts at left and right sides of well headroom, each load-supporting part includes
Base that two time intervals are set, the yielding rubber being arranged on each base and across one on two yielding rubbers
Spandrel girder, it is connected with spandrel girder above each yielding rubber, is connected below with corresponding base, each cage guide position
Between former and later two bases and top is fixed on the bottom of spandrel girder.
After said structure, the utility model has advantages below：
The utility model express elevator guide rail unloading devices are provided with yielding rubber between base and spandrel girder, as long as subtracting
Shake rubber works are equivalent to spring in linear zone, its performance, can thus quantify calculate the bottom face of cage guide with
Clearance D 1 needed between limit base, the algorithm of the clearance D 1 needed between the bottom face and limit base of the cage guide are：
Guide rail is conducted oneself with dignity divided by the global stiffness of rubber spring is multiplied by with action factor, and the general value of action factor is 2, therefore the clearance D 1 is
One quantitative values, rather than empirical value, so as to which the stop power of safety tongs is reliably transferred into pit when ensureing safety tongs action；
Secondly, two load-supporting parts are not arranged on the traffic coverage of car, and being provided at left and right sides of well headroom makes it
Upright projection does not overlap with the upright projection of car, so as to avoid the traffic coverage of car, therefore will not interfere with the fortune of car
It is dynamic, reduce the requirement to hoistway headroom height；Again, each cage guide is located between former and later two bases and top is fixed on
The bottom of spandrel girder so that each base is only subjected to the weight of the cage guide of half, therefore to the overall stress of each base
It is it is required that relatively low.
Preferably, the left and right sides of the hoistway further respectively has close to the opening position of spandrel girder at least one anti-turns over group
Part, the centre position of each spandrel girder offer with the anti-long lumbar hole that to turn over component count equal, it is described each anti-to turn over component and pass through
Each long lumbar hole and the up and down connection of spandrel girder.The setting causes the anti-component that turns over not interfere with deformation on spandrel girder vertical direction
Displacement, stop power is transferred to pit during safety tongs action so as to not interfere with, and in cage guide and the limit base of pit
During contact, reverse impact can be reduced using long lumbar hole, in addition when spandrel girder topples by external force, it is anti-turn over component can
To play fixed booster action to spandrel girder, finally because spandrel girder is mainly flexural deformation, in-between region does not almost stress, because
This long lumbar hole does not interfere with the bulk strength of spandrel girder.
Preferably, the anti-component that turns over is arranged on by screw bolt and nut in the long lumbar hole of spandrel girder, the nut with
The side of spandrel girder offsets, and anti-turn over is provided with an intersegmental gap between part that component is connected with bolt and the opposite side of spandrel girder
D2.This prevents turning over component and the attachment structure of spandrel girder is simple, does not on the one hand interfere with the deformation displacement on spandrel girder vertical direction,
On the other hand it can prevent spandrel girder from toppling.
Brief description of the drawings：
Fig. 1 is the structural representation of existing express elevator guide rail unloading devices；
Fig. 2 is the structural representation of the utility model express elevator guide rail unloading devices；
Fig. 3 is another structural representation of the utility model express elevator guide rail unloading devices；
In prior art diagram：1a- load-supporting parts, 2a- cage guides, 3a- pull bars, 4a- elasticity pressure codes, 5a- limit bases,
6a- bumper beams, 7a- guide rail supporting frames；
In the utility model figure：1- cage guides, 2- limit bases, 3- bases, 4- yielding rubbers, 5- spandrel girders, 6- is anti-to be turned over
Component, 7- long lumbar holes, 8- bolts, 9- nuts, 10- swell fixtures.
Embodiment
Below in conjunction with the accompanying drawings, and in conjunction with the embodiments the utility model is described further.
Embodiment：
As shown in Fig. 2 a kind of express elevator guide rail unloading devices, including a pair of cage guides 1, each cage guide 1
Bottom be equipped with limit base 2, there is clearance D 1, in addition to set between the bottom face and limit base 2 of each cage guide 1
Two load-supporting parts at left and right sides of well headroom, as shown in figure 3, for convenience, Fig. 3 only gives express elevator guide rail
The side of relief arrangement, each load-supporting part include the base 3 of two time intervals settings, are arranged on each base 3
Yielding rubber 4 and above the spandrel girder 5 on two yielding rubbers 4, each yielding rubber 4 with spandrel girder 5
It is connected, is connected below with corresponding base 3, each cage guide 1 is located between former and later two bases 3 and top is fixed on and held
The bottom of weight beam 5, such as iron plate of base 3, the iron plate include the first L-square fixed with metope and for installing
Second L-square of yielding rubber 4, the first L-square of the iron plate are fixed on the wall by swell fixture 10, the spandrel girder
5 such as I-steel.
The utility model express elevator guide rail unloading devices are provided with yielding rubber 4 between base 3 and spandrel girder 5, only
Yielding rubber 4 is wanted to be operated in linear zone, its performance is equivalent to spring, can thus quantify the bottom for calculating cage guide 1
Clearance D 1 needed between end face and limit base 2, the clearance D 1 needed between the bottom face and limit base 2 of the cage guide 1
Algorithm be：Guide rail is conducted oneself with dignity divided by the global stiffness of damping spring 4 is multiplied by with action factor, and the general value of action factor is 2, therefore
The clearance D 1 is a quantitative values, rather than empirical value, the stop power of safety tongs is reliable during so as to ensure safety tongs action
It is transferred to pit；Secondly, two load-supporting parts are not arranged on the traffic coverage of car, and are provided in a left side for well headroom
Right both sides make its upright projection not overlapped with the upright projection of car, so as to avoid the traffic coverage of car, therefore will not do
The motion of car is related to, reduces the requirement to hoistway headroom height；Again, each cage guide 1 is located between former and later two bases 3
And top is fixed on the bottom of spandrel girder 5 so that each base 3 is only subjected to the weight of the cage guide 1 of half, therefore to each
The overall force request of base 3 is relatively low.
Preferably, the left and right sides of the hoistway further respectively has at least one anti-turn over close to the opening position of spandrel girder 5
Component 6, the centre position of each spandrel girder 5 offer with the anti-long lumbar hole 7 that to turn over the quantity of component 6 equal, it is described each anti-to turn over group
Part 6 passes through each long lumbar hole 7 and 5 up and down connection of spandrel girder.The setting anti-to turn over component 6 not interfere with spandrel girder 5 vertical
Deformation displacement on direction, stop power is transferred to pit during safety tongs action so as to not interfere with, and cage guide 1 with
When the limit base 2 of pit contacts, reverse impact can be reduced using long lumbar hole 7, once spandrel girder 5 inclines by external force in addition
When covering, prevent that fixed booster action can be played to spandrel girder 5 by turning over component 6, finally because spandrel girder 5 is mainly flexural deformation, wherein
Between region almost do not stress, therefore long lumbar hole 7 does not interfere with the bulk strength of spandrel girder 5.
Preferably, the anti-component 6 that turns over is arranged in the long lumbar hole 7 of spandrel girder 5 by bolt 8 and nut 9, the spiral shell
Mother 9 offsets with the side of spandrel girder 5, it is described prevent turning over be provided between part that component 6 is connected with bolt 8 and the opposite side of spandrel girder 5
One intersegmental gap D2.This prevents that the attachment structure for turning over component 6 and spandrel girder 5 is simple, does not on the one hand interfere with the vertical direction of spandrel girder 5
Deformation displacement, on the other hand can prevent spandrel girder 5 from toppling.
Claims (3)
1. a kind of express elevator guide rail unloading devices, including a pair of cage guides (1), the bottom of each cage guide (1) is equal
Provided with limit base (2), there is clearance D 1 between the bottom face and limit base (2) of each cage guide (1), it is characterised in that：
Also include being arranged on two load-supporting parts at left and right sides of well headroom, each load-supporting part is set including two time intervals
The base (3) put, the yielding rubber (4) being arranged on each base (3) and held across one on two yielding rubbers (4)
Beam (5) is weighed, is connected above each yielding rubber (4) with spandrel girder (5), is connected below with corresponding base (3), it is described each
Cage guide (1) is located between former and later two bases (3) and top is fixed on the bottom of spandrel girder (5).
A kind of 2. express elevator guide rail unloading devices according to claim 1, it is characterised in that：The left and right two of the hoistway
Side further respectively has close to the opening position of spandrel girder (5) and at least one anti-turns over component (6), the interposition of each spandrel girder (5)
Put offer with the anti-long lumbar hole (7) that to turn over component (6) quantity equal, it is described each anti-to turn over component (6) by each long lumbar hole (7) with holding
Weight beam (5) up and down connection.
A kind of 3. express elevator guide rail unloading devices according to claim 2, it is characterised in that：It is described to prevent turning over component (6)
It is arranged on by bolt (8) and nut (9) in the long lumbar hole (7) of spandrel girder (5), the nut (9) and the side of spandrel girder (5)
Offset, anti-turn over is provided with an intersegmental gap D2 between component (6) and the part that bolt (8) is connected and the opposite side of spandrel girder (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720296421.2U CN206827852U (en) | 2017-03-24 | 2017-03-24 | A kind of express elevator guide rail unloading devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720296421.2U CN206827852U (en) | 2017-03-24 | 2017-03-24 | A kind of express elevator guide rail unloading devices |
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| Publication Number | Publication Date |
|---|---|
| CN206827852U true CN206827852U (en) | 2018-01-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720296421.2U Active CN206827852U (en) | 2017-03-24 | 2017-03-24 | A kind of express elevator guide rail unloading devices |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113788380A (en) * | 2021-09-13 | 2021-12-14 | 日立电梯（中国）有限公司 | Guide rail base with self-adaptive height |
-
2017
- 2017-03-24 CN CN201720296421.2U patent/CN206827852U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113788380A (en) * | 2021-09-13 | 2021-12-14 | 日立电梯（中国）有限公司 | Guide rail base with self-adaptive height |
| CN113788380B (en) * | 2021-09-13 | 2023-01-06 | 日立电梯（中国）有限公司 | Guide rail base with self-adaptive height |
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