CN210396461U - Novel curtain wall opening sash anti-falling device - Google Patents
Novel curtain wall opening sash anti-falling device Download PDFInfo
- Publication number
- CN210396461U CN210396461U CN201920626745.7U CN201920626745U CN210396461U CN 210396461 U CN210396461 U CN 210396461U CN 201920626745 U CN201920626745 U CN 201920626745U CN 210396461 U CN210396461 U CN 210396461U
- Authority
- CN
- China
- Prior art keywords
- fan
- opening
- falling
- curtain wall
- opening fan
- 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.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 claims abstract description 8
- 238000013461 design Methods 0.000 abstract description 5
- 230000033001 locomotion Effects 0.000 abstract description 5
- 238000009434 installation Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
Images
Abstract
The utility model relates to a novel curtain is opened fan anti-drop device, include: the upper anti-falling block is connected with the fan frame and is provided with a limiting part; lower part anticreep piece, lower part anticreep piece with open the fan and link to each other, open the fan and open the in-process, have the space between lower part anticreep piece and the spacing portion, open the fan when being in the open mode completely, spacing portion surface is arrived in lower part anticreep piece butt to eliminate the space between the two. The utility model is different from the limit structure of the opening fan in the prior art, the anti-drop blocks are arranged at the corresponding positions of the fan frame and the opening fan, when the opening fan is in a completely opened state, the two anti-drop blocks are mutually abutted and matched to limit the opening fan to continue to rotate outwards, thereby controlling the motion space of the opening fan and avoiding the opening fan from falling off due to excessive rotation; and two anticreep pieces of design have good regulation nature and adaptability, install from indoor side, and are safe more practical.
Description
Technical Field
The utility model relates to a novel curtain opens fan anti-drop device.
Background
The development of domestic building curtain walls has been in the past for about 40 years, particularly, glass curtain walls are widely applied to high-rise buildings due to the characteristics of light weight, high structural strength and the like, the opening of the building curtain walls is used as a main part for building ventilation and fire fighting, and particularly, the reliability of an opening fan structure of the high-rise buildings is widely regarded by social parties. The conventional building curtain wall opening sash adopts the forms of hinge connection, hook connection or special hinge connection and the like. The hinge-type opening sash is stable in structure, but difficult to replace, high in installation and positioning requirements and high in price; the opening fan in the hook form has the advantages of low price, simple installation, poor safety and stability and easy occurrence of safety accidents; the opening fan in the hinge form needs to customize a special hinge, so that the processing period is long, the manufacturing cost is high, and the large-scale popularization space is not available.
The existing hook type opening sash generally adopts a top limiting device 13 for limiting, as shown in an attached drawing 2, the limiting device 13 is limited by the installation precision of workers, the limiting device 13 often fails under the action of later frequent opening and external force load, and according to the investigation of falling accidents of a multi-curtain wall opening sash, in the case of falling of a hook section bar during opening, almost all falling caused by the failure of an anti-falling device is generally divided into two types of falling of the opening sash caused by the failure of the anti-falling device and falling of the opening sash caused by the failure of the anti-falling device caused by external force.
SUMMERY OF THE UTILITY MODEL
The utility model provides a novel anti-drop device for a curtain wall opening fan, which has reasonable structural design and is different from the limiting structure of the opening fan in the prior art, anti-drop blocks are arranged at the corresponding positions of a fan frame and the opening fan, when the opening fan is in a completely opened state, the two anti-drop blocks are mutually butted and matched to limit the opening fan to continuously rotate outwards, thereby controlling the motion space of the opening fan and avoiding the falling of the opening fan due to excessive rotation; and two anticreep pieces of design have good regulation nature and adaptability, install from the indoor side, and safe more practical has solved the problem that exists among the prior art.
The utility model discloses a solve the technical scheme that above-mentioned technical problem adopted and be: the utility model provides a novel curtain wall opening fan anti-drop device, includes:
the upper anti-falling block is connected with the fan frame and is provided with a limiting part;
the lower part anticreep piece, the lower part anticreep piece with open the fan and link to each other, open the fan and be opening the in-process, the lower part anticreep piece with space has between the spacing portion, when opening the fan and be in the open mode completely, lower part anticreep piece butt arrives spacing portion surface, in order to eliminate between the two the space.
Furthermore, the opening fan is provided with a hook, the hook is matched with the groove of the fan frame, and the opening fan rotates by taking the hook as the circle center in the opening process.
Furthermore, spacing portion is equipped with the cambered surface, spacing portion with the corresponding setting of lower part anticreep piece, when opening the fan and being in the open mode completely, lower part anticreep piece butt arrives spacing portion.
Further, upper portion anticreep piece is equipped with connecting portion and the joint portion that links to each other with spacing portion, connecting portion and fan frame link to each other, joint portion with the edge draw-in groove looks joint of fan frame.
Furthermore, after the connecting portion of the upper anti-falling block is connected with the fan frame, the clamping portion is vertically arranged and located below the outer side edge of the fan frame, and the fan frame forms a movable clamping structure.
Further, lower part anticreep piece include with spacing portion matched with butt portion, butt portion and base link to each other, the base with open the fan and link to each other.
Further, butt portion be equipped with spacing portion matched with segmental arc, with the straightway that the base links to each other, the segmental arc with be formed with the contained angle between the straightway.
Furthermore, it is equipped with the spread groove to open the fan, the base setting of lower part anticreep piece is in the spread groove, the notch position of spread groove be equipped with butt portion straightway looks butt's arch.
Furthermore, connecting portion with all be equipped with the screw on the base, screw and screw cooperate, make connecting portion and fan frame constitute can dismantle connection structure, make the base with open the fan and constitute and can dismantle connection structure.
Furthermore, the upper anti-falling block and the lower anti-falling block are made of the same section bars as the sash frame and the opening sash main body.
The utility model adopting the structure has the advantages that the structure design is reasonable, the structure is different from the limit structure of the opening fan in the prior art, the anti-drop blocks are arranged at the corresponding positions of the fan frame and the opening fan, when the opening fan is in the completely opened state, the two anti-drop blocks are mutually butted and matched to limit the opening fan to continuously rotate outwards, thereby controlling the motion space of the opening fan and avoiding the opening fan from dropping off due to excessive rotation; and two anticreep pieces of design have good regulation nature and adaptability, install from indoor side, and are safe more practical.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of a prior art structure described in the background;
fig. 3 is a partially enlarged schematic view of a portion a in fig. 1.
In the figure, 1, an upper anti-drop block; 101. a limiting part; 102. a connecting portion; 103. a clamping part; 2. a lower anti-drop block; 201. an abutting portion; 202. a base; 3. a fan frame; 4. opening the fan; 5. a void; 6. hooking; 7. a trench; 8. an edge slot; 9. connecting grooves; 10. a protrusion; 11. a screw hole; 12. a screw; 13. A limiting device.
Detailed Description
In order to more clearly explain the overall concept of the present application, the following detailed description is given by way of example in conjunction with the accompanying drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, however, the present application may be practiced in other ways than those described herein, and therefore the scope of the present application is not limited by the specific embodiments disclosed below.
In addition, in the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present application.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
As shown in the attached drawings 1-3, the novel anti-falling device for the curtain wall opening fan comprises an upper anti-falling block 1 and a lower anti-falling block 2, wherein the upper anti-falling block 1 is connected with a fan frame 3, and the upper anti-falling block 1 is provided with a limiting part 101; the lower anti-falling block 2 is connected with the opening fan 4, a gap 5 is formed between the lower anti-falling block 2 and the limiting part 101 when the opening fan 4 is in a completely opened state, the lower anti-falling block 2 is abutted to the surface of the limiting part 101 to eliminate the gap 5 between the lower anti-falling block 2 and the limiting part 101, the lower anti-falling block 2 is abutted to the limiting part 101 of the upper anti-falling block 1 at the moment to limit the opening fan 4 to continuously rotate outwards, so that the movement space of the opening fan 4 is controlled, and the opening fan 4 is prevented from falling off due to excessive rotation; and upper portion anticreep piece 1 and lower part anticreep piece 2 are connected respectively at fan frame 3 and open 4 surfaces of fan, and the controllability is stronger when concrete installation, and the adaptability is higher, and easy to assemble cooperation is distinguished from the current stop device 13 that figure 2 shows moreover, need not install at the outside surface of fan frame 3, installs in the inboard moreover, and is safer practical, the installation of facilitating construction.
The hook form can be used between the opening fan 4 and the fan frame 3, and the hook form specifically comprises the following steps: the opening fan 4 is provided with a hook 6, the hook 6 is matched with a groove 7 of the fan frame 3, and the opening fan 4 rotates by taking the hook 6 as a circle center in the opening process. In addition, a hinge connection mode can be selected, the upper anti-falling block 1 and the lower anti-falling block 2 in the scheme are not limited by the connection mode of the opening fan 4, and the adaptability and the application type are very strong.
It is worth mentioning that the limiting part 101 is provided with an arc surface, the limiting part and the lower anti-falling block 2 are correspondingly arranged, and when the opening fan 4 is in a fully opened state, the lower anti-falling block 2 is abutted to the arc surface of the limiting part 101.
In order to facilitate the installation and connection between the upper anti-falling block 1 and the fan frame 3, the upper anti-falling block 1 is provided with a connecting portion 102 and a clamping portion 103 which are connected with the limiting portion 101, the connecting portion 102 is connected with the fan frame 3, and the clamping portion 103 is clamped with the edge clamping groove 8 of the fan frame 3.
When the opening fan 4 is opened outwards, the lower anti-falling block 2 can impact the surface of the upper anti-falling block 1, in order to improve the impact resistance of the upper anti-falling block 1, after the connecting part 102 of the upper anti-falling block 1 is connected with the fan frame 3, the clamping part 103 is vertically arranged, and the clamping part 103 is located below the outer edge of the fan frame 3 and forms a movable clamping structure with the fan frame 3. When lower part anticreep piece 2 impacted spacing portion 101 of upper portion anticreep piece 1, spacing portion 101 self shape structure has elastic deformation ability, can cushion the impact of lower part anticreep piece 2, and the activity joint structure that joint portion 103 and fan frame 3 formed has the ability to move about in addition, compares that upper portion anticreep piece 1 is whole to be connected with fan frame 3 rigid, and joint portion 103 and fan frame 3's activity joint not only easy to assemble the cooperation, has buffer function moreover.
In order to make the opening fan 4 have a relatively stable posture when rotating to the fully opened state, that is, to increase the stability of the process that the lower anti-falling block 2 impacts the upper anti-falling block 1, the lower anti-falling block 2 includes an abutting portion 201 cooperating with the limiting portion 101, the abutting portion 201 is connected with the base 202, and the base 202 is connected with the opening fan 4.
Further, butt portion 201 is equipped with the segmental arc with spacing portion 101 matched with, and the straightway that links to each other with base 202, is formed with the contained angle between segmental arc and the straightway. When lower part anticreep piece 2 impacted upper portion anticreep piece 1, the segmental arc of butt portion 201 contacted upper portion anticreep piece 1 at first, and the straightway of butt portion 201 has the trend of continuing outside motion along with the inertia of opening fan 4 and base 202 afterwards, and the straightway of butt portion 201 and the contained angle between the segmental arc have elastic deformation, can effectively cushion the impact force of lower part anticreep piece 2.
The opening fan 4 is provided with a connecting groove 9, the base 202 of the lower anti-falling block 2 is arranged in the connecting groove 9, and a protrusion 10 abutted against a straight line section of the abutting part 201 is arranged at the notch position of the connecting groove 9. The base 202 of lower part anticreep piece 2 is located spread groove 9, makes the installation simpler and more convenient, and the installer conveniently looks for the mounted position, and the arch 10 of spread groove 9 notch can form the butt to the straightway of lower part anticreep piece 2 in addition, has increased the stability of lower part anticreep piece 2.
In order to facilitate the assembly and disassembly of the upper anti-falling block 1 and the lower anti-falling block 2, the connecting portion 102 and the base 202 are respectively provided with a screw hole 11, and the screw holes 11 are matched with screws 12, so that the connecting portion 102 and the fan frame 3 form a detachable connecting structure, and the base 202 and the opening fan 4 form a detachable connecting structure.
The upper anti-drop block 1 and the lower anti-drop block 2 are made of the same section bars as the main bodies of the fan frame 3 and the opening fan 4. The structural strength of the upper anti-falling block 1 and the lower anti-falling block 2 is the same as that of the sash frame 3 and the opening sash 4, aluminum alloy sections can be selected specifically, the structural strength of the members is consistent, the situation of asymmetric damage does not exist, and the use is safe.
The above-mentioned specific embodiments can not be regarded as the restriction to the scope of protection of the utility model, to technical personnel in this technical field, it is right the utility model discloses any replacement improvement or transform that embodiment made all fall within the scope of protection of the utility model.
The parts of the present invention not described in detail are the known techniques of those skilled in the art.
Claims (10)
1. The utility model provides a novel curtain wall opening fan anti-drop device which characterized in that includes:
the upper anti-falling block is connected with the fan frame and is provided with a limiting part;
the lower part anticreep piece, the lower part anticreep piece with open the fan and link to each other, open the fan and be opening the in-process, the lower part anticreep piece with space has between the spacing portion, when opening the fan and be in the open mode completely, lower part anticreep piece butt arrives spacing portion surface, in order to eliminate between the two the space.
2. The novel anti-falling device for the curtain wall opening fan is characterized in that the opening fan is provided with a hook, the hook is matched with a groove of the fan frame, and the opening fan rotates by taking the hook as a circle center in the opening process.
3. The novel anti-falling device for the curtain wall opening fan as claimed in claim 1 or 2, wherein the limiting portion is provided with an arc surface, the limiting portion and the lower anti-falling block are arranged correspondingly, and when the opening fan is in a fully opened state, the lower anti-falling block abuts against the arc surface of the limiting portion.
4. The novel anti-falling device for the curtain wall opening fan is characterized in that the upper anti-falling block is provided with a connecting part and a clamping part, the connecting part is connected with the limiting part, the connecting part is connected with the fan frame, and the clamping part is clamped with the edge clamping groove of the fan frame.
5. The novel anti-falling device for the curtain wall opening fan is characterized in that after the connecting part of the upper anti-falling block is connected with the fan frame, the clamping part is vertically arranged and is positioned below the outer edge of the fan frame, and the clamping part and the fan frame form a movable clamping structure.
6. The novel anti-falling device for the curtain wall opening fan is characterized in that the lower anti-falling block comprises an abutting part matched with the limiting part, the abutting part is connected with a base, and the base is connected with the opening fan.
7. The novel anti-falling device for the curtain wall opening fan as claimed in claim 6, wherein the abutting portion is provided with an arc-shaped section matched with the limiting portion and a straight line section connected with the base, and an included angle is formed between the arc-shaped section and the straight line section.
8. The novel anti-falling device for the curtain wall opening fan is characterized in that the opening fan is provided with a connecting groove, a base of the lower anti-falling block is arranged in the connecting groove, and a notch of the connecting groove is provided with a protrusion abutted to a straight line section of the abutting portion.
9. The novel anti-falling device for the curtain wall opening fan according to claim 7 or 8, wherein the connecting portion and the base are respectively provided with a screw hole, and the screw holes are matched with the screws, so that the connecting portion and the fan frame form a detachable connecting structure, and the base and the opening fan form a detachable connecting structure.
10. The novel anti-falling device for the curtain wall opening fan is characterized in that the upper anti-falling block and the lower anti-falling block are made of the same section bars as the fan frame and the opening fan body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920626745.7U CN210396461U (en) | 2019-04-30 | 2019-04-30 | Novel curtain wall opening sash anti-falling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920626745.7U CN210396461U (en) | 2019-04-30 | 2019-04-30 | Novel curtain wall opening sash anti-falling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210396461U true CN210396461U (en) | 2020-04-24 |
Family
ID=70345924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920626745.7U Expired - Fee Related CN210396461U (en) | 2019-04-30 | 2019-04-30 | Novel curtain wall opening sash anti-falling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210396461U (en) |
-
2019
- 2019-04-30 CN CN201920626745.7U patent/CN210396461U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210396461U (en) | Novel curtain wall opening sash anti-falling device | |
| CN214463384U (en) | Rotary handle | |
| CN212200915U (en) | Assembled building wall connection structure | |
| CN211826945U (en) | Adjustable building monitoring equipment | |
| CN209352386U (en) | A kind of assembly type building hoist monitoring device that visual range is wide | |
| CN211421901U (en) | Planking supports convenient to dismouting | |
| CN209413174U (en) | It is a kind of for connecting the connection structure of handrail and wall | |
| CN219654507U (en) | Outer-hung window opening angle limiting air support with quick-dismantling function | |
| CN212774956U (en) | Universal connecting mechanism on industrial fan | |
| CN219654571U (en) | Glass fireproof door convenient to install | |
| CN211314015U (en) | Burglary-resisting window convenient to temporarily flee | |
| CN218082690U (en) | Robot rapid teaching system based on indoor space positioning technology | |
| CN217201472U (en) | Cinema elevator time-sharing management device | |
| CN216109211U (en) | Multi-dimensional adjustable metal curtain wall hanging piece | |
| CN210806393U (en) | Building electrical power distribution cabinet | |
| CN213015321U (en) | Combined aluminum climbing frame | |
| CN220319410U (en) | Double-guide structure heat-insulation plastic steel profile | |
| CN220869280U (en) | Spliced protective net | |
| CN214117848U (en) | Fireproof door bearing hinge | |
| CN217558086U (en) | Support structure of strip window | |
| CN220768574U (en) | Furred ceiling assembled mounting structure | |
| CN211369064U (en) | Connecting structure of roof beam and curtain wall upright post | |
| CN215520475U (en) | Fire control stone material hinge | |
| CN217268791U (en) | Connecting mechanism of scaffold pedal and pedal | |
| JP3242807U (en) | fire window |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200424 |