Efficient ventilating, sand-preventing and sand-discharging curtain wall shutter
By designing a three-layer structure of louver blades and aluminum profile support structure on the shutters, combined with the inclined terraced components at the bottom, the existing louver is not well protected from sand in sand and dusty weather, achieving efficient ventilation and effective sand discharge effects.
Patent Information
- Application Number
- CN202421840315.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-01
- Publication Date
- 2025-05-13
- Estimated Expiration
- 2034-08-01
AI Technical Summary
Existing blinds have poor sand protection in sand and dusty weather, and are not easy to discharge due to wind and sand accumulation, which affects ventilation performance.
An efficient ventilation and sand prevention curtain wall shutter was designed, using a three-layer structure of outer louver blades, inner louver blades and intermediate void passages, combining the vertical keel and horizontal keel support structure of aluminum profiles, and an inclined terraced component was installed at the bottom to facilitate sand discharge.
It effectively blocks sand and dust while ensuring ventilation, and at the same time, it removes sand and dust in a timely manner through the sand discharge passage to avoid sand accumulation, and improves sand protection and ventilation performance.
Smart Images
Figure CN222863260U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of blinds, and more specifically to a high-efficiency ventilation, sand-proof and sand-discharging curtain wall blind. Background Art
[0002] In recent years, with the rapid development of my country's economy, curtain walls have been used more and more widely in the field of construction, and people's demand for functional curtain walls has also gradually increased. In order to ensure the ventilation performance of the curtain wall, a shutter system is installed on the building curtain wall. my country has a vast territory, and sandstorms are common in the northwest of my country. The current shutters are not good at preventing sand and cannot meet the existing needs.
[0003] In the prior art, ZL2020220862191, a sand-proof shutter system is disclosed, which includes a shutter frame, wherein the shutter frame is equipped with vertically arranged outer shutter blades and inner shutter blades, the outer shutter blades and the inner shutter blades are arranged in two layers inside and outside, the outer shutter blades and the inner shutter blades are fixed by connecting parts, vertical keels and transverse keels are installed in the shutter frame, the inner shutter blades are fixed on the transverse keels, and an insect-proof net is installed on the inner side of the inner shutter blade.
[0004] The above structure forms a two-layer structure through outer louver blades and inner louver blades, which can effectively block sand and dust and prevent the louvers from deforming. However, due to its structural shape, wind and sand accumulate in the louvers and are not easy to be discharged. Utility Model Content
[0005] In order to solve the above problems, the utility model provides a sand-proof shutter for the exterior facing of a building curtain wall in a desert area.
[0006] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions, which mainly include:
[0007] A highly efficient ventilation, sand-proof and sand-draining curtain wall shutter comprises a shutter frame, wherein the shutter frame is internally provided with vertically arranged outer shutter blades and inner shutter blades, wherein the outer shutter blades and the inner shutter blades are arranged in two layers, inside and outside, and a shutter bracket is further provided at the bottom of the shutter frame, wherein the shutter bracket is stepped, wherein the installation height of the inner shutter blades is higher than that of the outer shutter blades, and the outer shutter blades and the inner shutter blades are staggered, and a sand-draining channel is reserved between the inside and outside; an outer transverse keel and an inner transverse keel are installed inside the shutter frame, and the outer shutter blades and the inner shutter blades are respectively fixed on the inner and outer transverse keels.
[0008] Preferably, the outer louver blades are in the shape of vertical square brackets, with the inner side concave, and the ends of the louvers on both sides are fixed by bolts and are evenly arranged on the outer transverse keel.
[0009] Preferably, the inner louver blades are in a vertical tortoise shell bracket shape, with an outer side opening of 10-15°, and the ends of the louvers on both sides are fixed by bolts and are evenly arranged on the inner horizontal keel.
[0010] Preferably, the distribution structure of the outer louver blades and the inner louver blades is arranged at intervals, an inner louver blade is arranged on the inner side of every two adjacent outer louver blades, the distance between the blades at both ends of the inner louver blades is greater than the distance between adjacent outer louver blades, and so on, there is an installation interval between the outer louver blades and the inner louver blades, and the interval forms a sand discharge channel.
[0011] Preferably, the blade bracket is arranged in a stepped manner, and sand-proof baffles are arranged on the upper and lower parts of the inner side, and a sand-proof baffle is arranged on the bottom of the outer side.
[0012] Preferably, the louver frame is provided with a concave blocking frame on all four sides and is fixed by bolts.
[0013] Preferably, the inner louver blade arrangement also includes half-inner louver blades.
[0014] It can be seen from the above technical solutions that, compared with the prior art, the utility model has the following beneficial effects: 1. Through the three-layer structure of the outer louver blades, the inner louver blades and the intermediate gap channel, it can effectively block sand and dust while ensuring ventilation, and at the same time, it can cooperate with the anti-insect net installed therein to further improve the ventilation, insect and sand prevention capabilities;
[0015] 2. The supporting structure is composed of vertical and horizontal keels made of aluminum profiles, which are mainly used to support the blades. Hidden mounting holes are set up to fix the blades up and down, especially in the case of strong instantaneous winds, to prevent the blinds from deformation, so that the structure is stable and the appearance is beautiful;
[0016] 3. The sand and dust can be discharged in time through the inclined terraced structure at the bottom. This is more conducive to timely removing the sand blocked by the sand-proof shutters outdoors from the shutters to prevent the sand from accumulating more and more. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings in the following description are only embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the provided drawings without paying creative work.
[0018] Figure 1 It is a schematic diagram of the neutral surface of the utility model.
[0019] Figure 2 It is a schematic cross-sectional view of the utility model.
[0020] Figure 3 It is a cross-sectional schematic diagram of the utility model.
[0021] Figure 4 This is a schematic diagram of the structure of the inner louver blades in the utility model.
[0022] Figure 5 It is a schematic diagram of the structure of the Chinese and foreign louver blades of the utility model.
[0023] Figure 6 It is a schematic diagram of the structure of the internal and external transverse keels of the utility model.
[0024] Figure 7 This is a schematic diagram of the shutter bracket structure in the utility model.
[0025] Figure 8 It is a schematic diagram of the structure of half-louver blades in the utility model.
[0026] In the figure: 1. louver frame; 2. outer horizontal keel; 3. inner horizontal keel; 4. outer louver blades; 5. inner louver blades; 6. louver bracket; 7. sand baffle; 8. sealing frame; 9. half inner louver blades. DETAILED DESCRIPTION
[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0028] Embodiment 1
[0029] A louver system for preventing and draining sand includes a three-layer ventilation and sand-proofing design, a hidden installation and fixing design, and a bottom sand-draining design. The ventilation and sand-proofing design includes outer rectangular blades, a middle channel, and inner trapezoidal blades. The three layers of gaps are staggered to facilitate air circulation.
[0030] The structure is an aluminum profile frame, all mounting bolts are hidden and fixed, the blades are penetrated with mounting holes, and the upper and lower frames are equipped with hidden screws, which is conducive to the beautiful appearance. The louver aluminum profile frame is installed with vertically arranged outer louver blades 4 and inner louver blades 5, and the outer louver blades 4 and inner louver blades 5 are arranged in two layers inside and outside.
[0031] The outer horizontal keel 2 and the inner horizontal keel 3 are installed in the louver frame 1, the inner louver blade 5 is fixed on the inner horizontal keel 3, and the outer louver blade 4 is fixed on the outer horizontal keel 2. The bottom is specially set as a terraced fixing and sand discharge structure, which is conducive to the timely discharge of fallen sand and dust through the action of wind.
[0032] Furthermore, the outer louver blades 4 and the inner louver blades 5 of the component are arranged at intervals and staggered in the vertical direction.
[0033] Furthermore, the distribution structure of the outer louver blades 4 and the inner louver blades 5 is arranged at intervals, and an inner louver blade 5 is arranged on the inner side of every two adjacent outer louver blades 4. The distance between the blades at both ends of the inner louver blades 5 is greater than the distance between adjacent outer louver blades 4. Similarly, there is an installation interval between the outer louver blades 4 and the inner louver blades 5, and the interval forms a sand discharge channel, which is beneficial to the ventilation of the louver.
[0034] Furthermore, the inner side of the edge of the bottom frame member of the shutter close to the ground is arranged in an inclined terraced manner, and the inclined terraced member is the shutter bracket 6.
[0035] Furthermore, hidden mounting holes are provided at the bottom and corners of the outer louver blades 4 and the inner louver blades 5, and the two are fixed to the louver frame 1 by self-tapping screws.
[0036] Furthermore, the blade bracket 6 is arranged in a stepped manner, and a sand-proof baffle 7 is arranged at the upper and lower parts of the inner side, and a sand-proof baffle 7 is arranged at the bottom of the outer side.
[0037] Furthermore, the shutter frame 1 is provided with a concave blocking frame 8 on all four sides and fixed by bolts.
[0038] Furthermore, according to the arrangement of the inner louver blades, half inner louver blades 9 are also included.
[0039] In this specification, each embodiment is described in a progressive manner, and each embodiment focuses on the differences from other embodiments. The same or similar parts between the embodiments can be referred to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant parts can be referred to the method part.
[0040] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.
Claims
1. A highly efficient ventilation and sand-proof curtain wall shutter, comprising a shutter frame, wherein the shutter frame is provided with vertically arranged outer shutter blades and inner shutter blades, wherein the outer shutter blades and the inner shutter blades are arranged in two layers, and characterized in that: A louver bracket is also provided at the bottom of the louver frame, and the louver bracket is stepped. The inner louver blades are installed at a higher height than the outer louver blades, and the outer louver blades and the inner louver blades are staggered, and a sand discharge channel is reserved between the inside and the outside; an outer transverse keel and an inner transverse keel are installed inside the louver frame, and the outer louver blades and the inner louver blades are respectively fixed on the inner and outer transverse keels.
2. The high-efficiency ventilation and sand-proofing curtain wall shutter according to claim 1 is characterized in that: The outer louver blades are in a vertical bracket shape, with the inner side concave, and the ends of the louvers on both sides are fixed by bolts and are evenly arranged on the outer transverse keel.
3. The high-efficiency ventilation and sand-proofing curtain wall shutter according to claim 2 is characterized in that: The inner louver blades are in a vertical tortoise shell bracket shape, with an outer side opening of 10-15 degrees, and are evenly arranged on the inner horizontal keel.
4. The high-efficiency ventilation and sand-proofing curtain wall shutter according to claim 3 is characterized in that: The distribution structure of the outer louver blades and the inner louver blades is arranged at intervals, an inner louver blade is arranged on the inner side of every two adjacent outer louver blades, the distance between the blades at both ends of the inner louver blades is greater than the distance between adjacent outer louver blades, and so on, there is an installation interval between the outer louver blades and the inner louver blades, and the interval forms a sand discharge channel.
5. The high-efficiency ventilation, sand-proof and sand-discharging curtain wall shutter according to any one of claims 1 to 4, characterized in that: The blade bracket is arranged in a stepped manner, and sand-proof baffles are arranged on the upper and lower parts of the inner side, and a sand-proof baffle is arranged on the bottom of the outer side.
6. The high-efficiency ventilation, sand-proof and sand-discharging curtain wall shutter according to any one of claims 1 to 4, characterized in that: The shutter frame is provided with concave sealing frames on all sides and is fixed by bolts.
7. The high-efficiency ventilation, sand-proof and sand-discharging curtain wall shutter according to any one of claims 1 to 4, characterized in that: According to the arrangement of inner louver blades, half inner louver blades are also included.