CN109930954A - A kind of coupling type curtain wall unlatching anti-drop device - Google Patents
A kind of coupling type curtain wall unlatching anti-drop device Download PDFInfo
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- CN109930954A CN109930954A CN201910302303.1A CN201910302303A CN109930954A CN 109930954 A CN109930954 A CN 109930954A CN 201910302303 A CN201910302303 A CN 201910302303A CN 109930954 A CN109930954 A CN 109930954A
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- guide rail
- curtain wall
- groove
- grab
- sash
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Abstract
The invention discloses a kind of coupling type curtain walls to open anti-drop device, it include crossbeam, the upper and lower side of crossbeam is fixedly installed with corresponding window frame up and down respectively, the middle part in cross rail outer face is equipped with the E shape clamping groove for clamping guide rail, spaced positioning groove is distributed with respectively in two horizontal groove sidewalls of E shape clamping groove, the rear end of guide rail is equipped with two strips being coupled with E shape clamping groove, and the arcwall face elasticity jacking mechanism that setting is respectively corresponded with positioning groove is distributed in the two sides of strip, the limit card slot being symmetrically set is respectively equipped on the cross rail outer face of E shape clamping groove upper and lower, the upper and lower side of guide rail is not respectively equipped with the limit clamping portion with limit card slot cooperation, limit is respectively equipped with grab on the outside of clamping portion, grab cooperates in the hook on its corresponding sash, curtain wall panel is installed on the outer end face of sash.Not only stability is good by the present invention, and intensity is high, and performance of ventilating is good, avoid through it is normally open when fall off unstable phenomenon, have the function of buffer limit.
Description
Technical field:
The present invention relates to curtain wall construction technical fields, relate generally to a kind of coupling type curtain wall unlatching anti-drop device.
Background technique:
On curtain wall of the curtain wall opening leaf commonly used in building, the ventilation requirement of building on the one hand can satisfy, separately
On the one hand it may insure to keep the temperature building, seal and sound insulation；Currently, curtain wall opening leaf generally passes through hook connection structure
It directly mounts, it is contemplated that unhook problem needs to install the baffle for preventing window sash dropping in the top of hook connection structure；Gear
Plate is fixed on curtain wall aluminum alloy cross beam using tapping screw, since the wall thickness of crossbeam aluminium alloy extrusions generally only has 2.5mm, spiral shell
It is not high to follow closely connection reliability；Openable windows can generate vibration under the action of positive and negative wind pressure, and screw is easy to fall off.
Patent in view of the above technical defects: 201820387069.8, disclose a kind of coupling type curtain wall opening leaf, customer service
The defect that existing structure is easy to fall off, but the fixation of its guide rail and crossbeam clamps knot only with the positioning of four direction up and down
Structure, although can fix the two, its stability is still poor, since curtain wall panel will receive the effect of wind-force when opening
Power, because its front-rear direction does not position, long-term wind-engaging power acts on the phenomenon that generating dislocation, therefore need to increase to front-rear direction
Limit, and existing curtain wall panel is mostly the angle also very little opened from bottom to top for the state opened when opening,
Therefore its performance of ventilating is poor, and since the curtain wall panel that entire big space is opened is limited, performance of ventilating is not able to satisfy well
The requirement of air environment, and big wind-force is possible to when closing curtain wall panel, and curtain wall panel is under the action of the forces of the wind to window frame
The problem of force ratio is larger, there is also excessive forces sometimes and deforms, it is therefore desirable to which buffer limit is carried out to it.
Summary of the invention:
The object of the invention is to remedy the disadvantages of known techniques, provides a kind of coupling type curtain wall unlatching anti-dropout dress
Set, not only stability is good, and intensity is high, and performance of ventilating is good, avoid through it is normally open when fall off unstable phenomenon, and have
The effect of buffer limit.
The present invention is achieved by the following technical solutions:
A kind of coupling type curtain wall unlatching anti-drop device, includes crossbeam, it is characterised in that: the upper and lower side of the crossbeam point
It is not fixedly installed with corresponding window frame up and down, the middle part in the cross rail outer face is equipped with the E shape clamping groove for clamping guide rail, institute
It states and spaced positioning groove is distributed with respectively in two horizontal groove sidewalls of E shape clamping groove, the rear end of the guide rail is set
There are two strips being coupled with E shape clamping groove, and the arc that setting is respectively corresponded with positioning groove is distributed in the two sides of strip
Shape surface elastic jacking mechanism is respectively equipped with the limit being symmetrically set on the cross rail outer face of the E shape clamping groove upper and lower
Card slot, the upper and lower side of the guide rail is not respectively equipped with the limit clamping portion with limit card slot cooperation, described to limit the outer of clamping portion
Side is respectively equipped with grab, and the grab of guide rail upper end is down-set, and the grab of lower end is set up, and the end of grab is
Spherical shape, the grab cooperate in the hook on its corresponding sash, are equipped with curtain wall panel on the outer end face of the sash, described to lead
The forward end of rail, which is equipped with, corresponding with its upper and lower curtain wall panel lateral wall transition junction drapes over one's shoulders glue item.
Between the window frame and crossbeam respectively by screw be fixedly mounted, and between medial surface connection transition position be equipped with
Seal groove.
The arcwall face elasticity jacking mechanism is mounted in the corresponding groove in guide rail front end comprising have mounting plate and
Top plate, the mounting plate are mounted by means of bolts in guide rail guide groove, are distributed with guide post on the mounting plate, on the guide post
It is set with guide sleeve, and the guide post end being located in guide sleeve is equipped with limit plate, is set on the guide post between the guide sleeve and mounting plate
Have spring, the guide sleeve is mounted on top plate, arc locating piece is installed on the top plate, the arc locating piece, mounting plate,
The whole height and depth of groove of top plate, guide sleeve and guide post under spring-compressed state cooperate.
The other side of the sash hook mounting surface is equipped with rotation-limited grab, and the guide rail is equipped with and rotation-limited
The hemispherical auxiliary stopper block of grab corresponding matching, the hemispherical auxiliary stopper block are separately mounted to the inclination of guide rail upper and lower side and set
On the reinforcing rib end face set.
The front end of the guide rail is equipped with the cavity being recessed inwardly, and the front end upper and lower of the cavity is equipped with card slot,
Horizontally disposed T shape fixed block is installed in the card slot, the front end of the T shape fixed block is equipped with and drapes over one's shoulders glue item up and down
The arc-shaped transition of cooperation drapes over one's shoulders glue item.
Limited post, the limit are separately installed on the inside of the inside of the upper window frame upper surface and lower window frame bottom face
Position column is equipped with Rubber shock-absorbing pad.
Anti-drop block, the anti-drop block are separately installed on the lower end surface of the upper sash and on the upper surface of lower sash
It is installed between sash by card slot and fixture block snap fit, is separately installed with elastic auxiliary stopper column, institute on the anti-drop block
Stating elastic auxiliary stopper column is sleeve type structure comprising has interior bar and outer tube, and in the interior bar between outer tube and anti-drop block
It is set with spring, and the end of outer tube is equipped with Rubber shock-absorbing pad.
Its principle is: the structure opened by the curtain wall panel to crossbeam upper and lower not only increases ventilation quantity, and
Curtain wall panel above it upwardly opens, and the curtain wall panel of lower section is opened downwards, forms a circulation in ventilation, ensure that Interior Space
The Rapid Circulation of gas, performance of ventilating is good, such as encounters the rainy day, above curtain wall panel close, and up and down curtain wall panel share one
On the one hand a guide rail reduces the installation number of guide rail, on the other hand two share one, can suitably increase the thickness of guide rail,
To force its intensity, engaged using crossbeam upper limit card slot with the limit clamping portion of guide rail in the application, it can be achieved that left up and down
Right positioning, while cooperating the arcwall face elasticity jacking mechanism on E shape clamping groove and strip, it not only increases and limits in the front-back direction
Position, and also plays the limit in direction up and down the function of auxiliary stopper, ensure that whole stability, avoid by
It will receive the active force of wind-force when opening in curtain wall panel, long-term wind-engaging power acts on the phenomenon that generating dislocation；The arc
Its in surface elastic jacking mechanism is fixedly mounted by mounting plate, is oriented under the force of a spring by arc locating piece,
When it is less than corresponding positioning groove, it is in compressive state, when it reaches corresponding positioning groove, then arc locating piece is then
Cooperate with positioning groove, is in clamping state.
It is equipped with rotation-limited grab by the other side that sash links up with mounting surface, with guide rail upper half spherical shape auxiliary stopper block
On the one hand cooperation is played the role of auxiliary guiding, on the other hand can be limited well to flip angle, avoids what is broken off relations from showing
As draping over one's shoulders the structure of glue item by the arc-shaped transition of guide rail front end, avoiding up and down that drape over one's shoulders sealing performance between glue item bad
The problem of, pass through the limited post and Rubber shock-absorbing pad and sash anti-drop block elasticity auxiliary stopper column and Rubber shock-absorbing pad on window frame
Structure, play the role of buffer limit, avoid big wind-force from being possible to when closing curtain wall panel, work of the curtain wall panel in wind-force
With lower larger to the force ratio of window frame, the problem of there is also excessive forces sometimes and deform.
The invention has the advantages that
Its overall construction design of the invention is reasonable, and not only stability is good, and intensity is high, and performance of ventilating is good, avoids often
Fall off unstable phenomenon when unlatching, and has the function of buffer limit, avoids big wind-force and is possible to closing curtain wall
When plate, curtain wall panel is larger to the force ratio of window frame under the action of the forces of the wind, the problem of excessive forces occur and deform.
Detailed description of the invention:
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the partial structurtes enlarged drawing that the installation cooperation of arcwall face elasticity jacking mechanism is.
Fig. 3 is the partial structurtes enlarged drawing of guide rail front end.
Specific embodiment:
Referring to attached drawing.
A kind of coupling type curtain wall unlatching anti-drop device, includes crossbeam 1, and the upper and lower side of the crossbeam 1 is fixed respectively to pacify
Equipped with upper and lower corresponding window frame 2,3, the middle part of 1 lateral surface of crossbeam is equipped with the E shape clamping groove 4 for clamping guide rail 6, described
Spaced positioning groove 5 is distributed in two horizontal groove sidewalls of E shape clamping groove 4 respectively, the rear end of the guide rail 6 is set
There are two strips 7 being coupled with E shape clamping groove 4, and the two sides of strip 7 are distributed with and respectively correspond setting with positioning groove 5
Arcwall face elasticity jacking mechanism 8, be respectively equipped on 1 lateral surface of crossbeam of 4 upper and lower of E shape clamping groove and be symmetrically set
Limit card slot 9, the upper and lower side of the guide rail 6 be not respectively equipped with limit card slot 9 cooperate limit clamping portion 10, the limit
The outside of clamping portion 10 is respectively equipped with grab 11, and the grab of 6 upper end of guide rail is down-set, and the grab of lower end is set upwards
It sets, and the end of grab 11 is spherical shape, the grab 11 cooperates in the hook 13 on its corresponding sash 12, the sash 12
Curtain wall panel 14 is installed, the forward end of the guide rail 6 is equipped with to be connected with its upper and lower curtain wall panel lateral wall transition on outer end face
The place of connecing is corresponding to drape over one's shoulders glue item 27.
Between the window frame 2,3 and crossbeam 1 respectively by screw be fixedly mounted, and between medial surface connect transition position
Equipped with seal groove.
The arcwall face elasticity jacking mechanism 8 is mounted in the corresponding groove in 6 front end of guide rail comprising has mounting plate
8-1 and top plate 8-2, the mounting plate 8-1 are mounted by means of bolts in guide rail guide groove, and guide post is distributed on the mounting plate
Guide sleeve 8-4 is set on 8-3, the guide post 8-3, and the guide post end being located in guide sleeve 8-4 is equipped with limit plate 8-5, it is described to lead
It is set with spring 8-6 on guide post 8-3 between set 8-4 and mounting plate 8-1, the guide sleeve 8-4 is mounted on top plate 8-2, described
Arc locating piece 8-7 is installed on top plate 8-2, the arc locating piece 8-7, mounting plate 8-1, top plate 8-2, guide sleeve 8-4 and
Whole height of the guide post under spring 8-6 compressive state and depth of groove cooperate.
The other side that the sash 12 links up with mounting surface is equipped with rotation-limited grab 15, and the guide rail 6 is equipped with and limit
The hemispherical auxiliary stopper block 16 of 15 corresponding matching of position rotation grab, the hemispherical auxiliary stopper block 16 are separately mounted to guide rail
On the reinforcing rib end face that upper and lower side is obliquely installed.
The front end of the guide rail 6 is equipped with the cavity 17 being recessed inwardly, and the front end upper and lower of the cavity 17 is equipped with
Card slot 18, is installed with horizontally disposed T shape fixed block 19 in the card slot, the front end of the T shape fixed block 19 be equipped with
The arc-shaped transition for draping over one's shoulders the cooperation of glue item up and down drapes over one's shoulders glue item 20.
Limited post 21, institute are separately installed on the inside of 3 bottom face of inside and lower window frame of 2 upper surface of upper window frame
Limited post is stated equipped with Rubber shock-absorbing pad 22.
Anti-drop block 23 is separately installed on the lower end surface of the upper sash 2 and on the upper surface of lower sash 3, it is described anti-
It is installed between de- block 23 and sash 2 by card slot and fixture block snap fit, is separately installed with elastic auxiliary on the anti-drop block 23
Limited post 24, the elasticity auxiliary stopper column 24 is sleeve type structure comprising has interior bar and outer tube, and outer tube and anti-drop block
Between interior bar on be set with spring 25, and the end of outer tube is equipped with Rubber shock-absorbing pad 26.
Claims (7)
- It include crossbeam 1. a kind of coupling type curtain wall opens anti-drop device, it is characterised in that: the upper and lower side of the crossbeam is distinguished It is fixedly installed with corresponding window frame up and down, the middle part in the cross rail outer face is equipped with the E shape clamping groove for clamping guide rail, described Spaced positioning groove is distributed with respectively in two horizontal groove sidewalls of E shape clamping groove, the rear end of the guide rail is equipped with Two strips being coupled with E shape clamping groove, and the arc that setting is respectively corresponded with positioning groove is distributed in the two sides of strip Surface elastic jacking mechanism is respectively equipped with the limiting card being symmetrically set on the cross rail outer face of the E shape clamping groove upper and lower Slot, the upper and lower side of the guide rail are not respectively equipped with the limit clamping portion with limit card slot cooperation, the outside of the limit clamping portion It is respectively equipped with grab, the grab of guide rail upper end is down-set, and the grab of lower end is set up, and the end of grab is ball Shape, the grab cooperate in the hook on its corresponding sash, are equipped with curtain wall panel, the guide rail on the outer end face of the sash Forward end be equipped with and corresponding with its upper and lower curtain wall panel lateral wall transition junction drape over one's shoulders glue item.
- 2. coupling type curtain wall according to claim 1 opens anti-drop device, it is characterised in that: the window frame and crossbeam Between respectively by screw be fixedly mounted, and between medial surface connection transition position be equipped with seal groove.
- 3. coupling type curtain wall according to claim 1 opens anti-drop device, it is characterised in that: the arc surface elastic Jacking mechanism is mounted in the corresponding groove in guide rail front end comprising has mounting plate and top plate, the mounting plate passes through bolt It is fixedly mounted in guide rail guide groove, guide post is distributed on the mounting plate, guide sleeve is set on the guide post, and be located in guide sleeve Guide post end be equipped with limit plate, be set with spring on the guide post between the guide sleeve and mounting plate, the guide sleeve is mounted on top On plate, arc locating piece is installed, the arc locating piece, mounting plate, top plate, guide sleeve and guide post are in spring on the top plate Whole height and depth of groove under compressive state cooperate.
- 4. coupling type curtain wall according to claim 1 opens anti-drop device, it is characterised in that: the sash links up with peace The other side in dress face is equipped with rotation-limited grab, and the guide rail is equipped with to be assisted with the hemispherical of rotation-limited grab corresponding matching Limited block, the hemispherical auxiliary stopper block are separately mounted on the reinforcing rib end face that guide rail upper and lower side is obliquely installed.
- 5. coupling type curtain wall according to claim 1 opens anti-drop device, it is characterised in that: the front end of the guide rail Portion is equipped with the cavity being recessed inwardly, and the front end upper and lower of the cavity is equipped with card slot, is installed in the card slot horizontally disposed T shape fixed block, the front end of the T shape fixed block be equipped with drape over one's shoulders up and down glue item cooperation arc-shaped transition drapes over one's shoulders glue item.
- 6. coupling type curtain wall according to claim 1 opens anti-drop device, it is characterised in that: the upper window frame upper end Limited post is separately installed on the inside of the inside in face and lower window frame bottom face, the limited post is equipped with Rubber shock-absorbing pad.
- 7. coupling type curtain wall according to claim 1 opens anti-drop device, it is characterised in that: under the upper sash It is separately installed with anti-drop block on end face and on the upper surface of lower sash, passes through card slot and fixture block between the anti-drop block and sash Snap fit is installed, and elastic auxiliary stopper column is separately installed on the anti-drop block, the elasticity auxiliary stopper column is casing Formula structure comprising have interior bar and outer tube, and be set with spring in the interior bar between outer tube and anti-drop block, and the end peace of outer tube Equipped with Rubber shock-absorbing pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910302303.1A CN109930954B (en) | 2019-04-16 | 2019-04-16 | Hook type curtain wall opening anti-falling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910302303.1A CN109930954B (en) | 2019-04-16 | 2019-04-16 | Hook type curtain wall opening anti-falling device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109930954A true CN109930954A (en) | 2019-06-25 |
| CN109930954B CN109930954B (en) | 2020-07-28 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910302303.1A Active CN109930954B (en) | 2019-04-16 | 2019-04-16 | Hook type curtain wall opening anti-falling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109930954B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112112298A (en) * | 2020-09-26 | 2020-12-22 | 储小英 | Building heat preservation curtain wall construction |
| CN114412031A (en) * | 2022-02-22 | 2022-04-29 | 北京中瑞祥合建筑工程有限公司 | Fire-proof curtain wall system |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE8105521L (en) * | 1981-09-18 | 1983-03-19 | Sesamverken I Linkoping Ab | LOCKING DEVICE FOR SECTION WALL |
| CN101748836A (en) * | 2008-12-03 | 2010-06-23 | 邱建平 | Enhancing type unitized curtain wall system |
| CN101956505A (en) * | 2010-08-23 | 2011-01-26 | 无锡恒发幕墙工程有限公司 | Upper suspended window safety device of hook-type curtain wall |
| CN205078110U (en) * | 2015-09-14 | 2016-03-09 | 天津海格丽特装饰工程有限公司 | Hang dress formula anti -drop and open a structure |
| CN106088945A (en) * | 2016-07-29 | 2016-11-09 | 浙江亚厦幕墙有限公司 | A kind of attachment structure of opening window for glass curtain wall |
| CN107217955A (en) * | 2017-07-26 | 2017-09-29 | 杜军桦 | A kind of curtain wall opens sash mounting structure |
| JP2017222983A (en) * | 2016-06-13 | 2017-12-21 | 中西産業株式会社 | Drawing device for slide-out window |
| CN207660465U (en) * | 2017-12-21 | 2018-07-27 | 济南既有幕墙维护有限公司 | A kind of Novel external hook-type curtain wall opening leaf anti-dropping device |
| CN208152852U (en) * | 2018-03-21 | 2018-11-27 | 安徽国泰铝业有限公司 | A kind of coupling type curtain wall opening leaf |
-
2019
- 2019-04-16 CN CN201910302303.1A patent/CN109930954B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE8105521L (en) * | 1981-09-18 | 1983-03-19 | Sesamverken I Linkoping Ab | LOCKING DEVICE FOR SECTION WALL |
| CN101748836A (en) * | 2008-12-03 | 2010-06-23 | 邱建平 | Enhancing type unitized curtain wall system |
| CN101956505A (en) * | 2010-08-23 | 2011-01-26 | 无锡恒发幕墙工程有限公司 | Upper suspended window safety device of hook-type curtain wall |
| CN205078110U (en) * | 2015-09-14 | 2016-03-09 | 天津海格丽特装饰工程有限公司 | Hang dress formula anti -drop and open a structure |
| JP2017222983A (en) * | 2016-06-13 | 2017-12-21 | 中西産業株式会社 | Drawing device for slide-out window |
| CN106088945A (en) * | 2016-07-29 | 2016-11-09 | 浙江亚厦幕墙有限公司 | A kind of attachment structure of opening window for glass curtain wall |
| CN107217955A (en) * | 2017-07-26 | 2017-09-29 | 杜军桦 | A kind of curtain wall opens sash mounting structure |
| CN207660465U (en) * | 2017-12-21 | 2018-07-27 | 济南既有幕墙维护有限公司 | A kind of Novel external hook-type curtain wall opening leaf anti-dropping device |
| CN208152852U (en) * | 2018-03-21 | 2018-11-27 | 安徽国泰铝业有限公司 | A kind of coupling type curtain wall opening leaf |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112112298A (en) * | 2020-09-26 | 2020-12-22 | 储小英 | Building heat preservation curtain wall construction |
| CN112112298B (en) * | 2020-09-26 | 2022-01-28 | 南京上柏建筑设计咨询有限公司 | Building heat preservation curtain wall construction |
| CN114412031A (en) * | 2022-02-22 | 2022-04-29 | 北京中瑞祥合建筑工程有限公司 | Fire-proof curtain wall system |
| CN114412031B (en) * | 2022-02-22 | 2024-05-28 | 中瑞祥合建设科技有限公司 | Fireproof curtain wall system |
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| CN109930954B (en) | 2020-07-28 |
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