CN219299160U - Sliding window sealing structure and sliding window - Google Patents
Sliding window sealing structure and sliding window Download PDFInfo
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- CN219299160U CN219299160U CN202320627738.5U CN202320627738U CN219299160U CN 219299160 U CN219299160 U CN 219299160U CN 202320627738 U CN202320627738 U CN 202320627738U CN 219299160 U CN219299160 U CN 219299160U
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- section bar
- lower frame
- groove
- blocking part
- sliding window
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B80/00—Architectural or constructional elements improving the thermal performance of buildings
- Y02B80/22—Glazing, e.g. vaccum glazing
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- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
The utility model provides a sliding window sealing structure and a sliding window, relates to the technical field of doors and windows, and solves the problems of air leakage and water seepage between the top of a lower frame section bar and the bottom of a window sash section bar; the top of the lower frame section bar is provided with a concave groove which extends along the length direction of the lower frame section bar; the window sash section bar is arranged at the top of the lower frame section bar in a sliding way; the blocking part is arranged on the window sash section bar and extends along the length direction of the window sash section bar, the blocking part downwards extends into the groove, and the blocking part can force wind or rainwater positioned on the outer side of the blocking part to move to the inner side of the blocking part in a mode of bypassing the bottom end of the blocking part. Compared with the prior art, the utility model shields the installation gap formed between the lower frame section bar and the window sash section bar from the outside through the matching mode that the blocking part downwards stretches into the groove, guides wind and rainwater to downwards move into the groove below the installation gap, and can more effectively avoid the air leakage and rainwater seepage of the installation gap.
Description
Technical Field
The utility model relates to the technical field of doors and windows, in particular to a sliding window sealing structure and a sliding window.
Background
In the existing sliding window, a lower frame section bar is matched with a pulley arranged at the bottom of a window sash section bar through a track arranged at the top, a mounting gap exists between the top of the lower frame section bar and the bottom of the window sash section bar, and due to the fact that the matching mode of the track and the pulley does not have a sealing effect, the gap between the top of the lower frame section bar and the bottom of the window sash section bar cannot be completely closed, the condition of communicating the inside and the outside of the window sash exists, the sliding window is sealed and cannot be opened in a flat-open mode, and air leakage and rainwater seepage often occur. In order to avoid the conditions of air leakage and rainwater infiltration, a baffle strip structure which extends upwards and shields an installation gap is added on the outer side of a lower frame section bar, the baffle strip structure cannot block the air and the rainwater which come down from the obliquely upper side, and the air and the rainwater which enter between the baffle strip structure and a window sash section bar can enter the inner side of the window sash from the installation gap, so that the problems of air leakage and rainwater infiltration cannot be completely solved.
Disclosure of Invention
The utility model aims to design a sliding window sealing structure and a sliding window, which are used for effectively solving the problems of air leakage and rainwater seepage between the top of a lower frame section bar and the bottom of a window sash section bar.
The utility model is realized by the following technical scheme:
the utility model provides a sliding window sealing structure, which comprises a lower frame section bar, a window sash section bar and a blocking part; the top of the lower frame section bar is provided with a concave groove which extends along the length direction of the lower frame section bar; the window sash section bar is arranged at the top of the lower frame section bar in a sliding way; the blocking part is arranged on the window sash section bar and extends along the length direction of the window sash section bar, the blocking part downwards extends into the groove, and the blocking part can force wind or rainwater positioned outside the blocking part to move to the inner side of the blocking part in a mode of bypassing the bottom end of the blocking part.
By adopting the arrangement structure, the blocking part downwards stretches into the matching mode of the groove, the blocking part can shield the installation gap formed between the lower frame section bar and the window sash section bar and is isolated from the outside, so that the wind and the rainwater coming obliquely from the upper part can be prevented from directly entering the installation gap, but are guided to downwards move into the groove below the installation gap, and the air leakage and the rainwater seepage of the installation gap can be effectively avoided.
Further, in order to better realize the utility model, the following arrangement structure is adopted: the lateral wall of recess is connected with the wool top, the wool top with the side contact of blocking portion.
By adopting the arrangement structure, after the wool tops are contacted with the side surfaces of the blocking parts, a sealing belt can be formed on the side surfaces of the blocking parts, so that the blocking capacity to wind and rainwater is further enhanced, and the air leakage and rainwater seepage of the installation gaps are more effectively avoided.
Further, in order to better realize the utility model, the following arrangement structure is adopted: the inner side wall and/or the outer side wall of the groove are/is connected with the wool tops.
Further, in order to better realize the utility model, the following arrangement structure is adopted: the lateral wall of recess is provided with the wool top mounting groove, the wool top install in the wool top mounting groove.
Further, in order to better realize the utility model, the following arrangement structure is adopted: the rail is installed at the top of lower frame section bar, the pulley is installed to the bottom of casement section bar, the casement section bar passes through pulley swing joint on the rail.
Further, in order to better realize the utility model, the following arrangement structure is adopted: the bottom of casement section bar is provided with the adhesive tape mounting groove, the blocking part sets up to joint strip, blocking part install in the adhesive tape mounting groove.
Further, in order to better realize the utility model, the following arrangement structure is adopted: the groove is provided with a water passing hole communicated with the water draining groove of the lower frame section bar.
Further, in order to better realize the utility model, the following arrangement structure is adopted: the lower frame section bar comprises a lower frame inner side section bar, a middle heat insulation strip and a lower frame outer side section bar which are sequentially connected from inside to outside.
Further, in order to better realize the utility model, the following arrangement structure is adopted: the top of the lower frame outer side section bar is provided with a groove, and the groove is arranged between the lower frame inner side section bar and the lower frame outer side section bar; the lower frame inner side section bar and the lower frame outer side section bar are respectively connected with the window sash section bar, a blocking part connected with the window sash section bar of the lower frame inner side section bar stretches into the groove between the lower frame inner side section bar and the lower frame outer side section bar, and a blocking part connected with the window sash section bar of the lower frame outer side section bar stretches into the groove arranged at the top of the lower frame outer side section bar.
Further: the pulleys are located inside the corresponding grooves.
The utility model also provides a sliding window, and the sliding window sealing structure is adopted between the window frame and the window sash.
The utility model has the following advantages and beneficial effects:
according to the utility model, through the matching mode that the blocking part downwards extends into the groove, the blocking part can block the installation gap formed between the lower frame section bar and the window sash section bar and isolate the installation gap from the outside, so that wind and rain water coming obliquely upwards can be prevented from directly entering the installation gap, and are guided to downwards move into the groove below the installation gap, and the wind leakage and rain water seepage of the installation gap can be more effectively avoided.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 shows a sliding window sealing structure in embodiment 1;
fig. 2 shows a sliding window sealing structure in embodiment 2;
fig. 3 shows the structure of the lower frame profile.
Marked in the figure as:
1. a lower frame section bar; 1a, a lower frame inner side profile; 1b, middle heat insulation strips; 1c, a lower frame outer side profile; 11. a groove; 12. a wool top mounting groove;
2. window sash section bar; 21. an adhesive tape mounting groove;
3. a blocking portion;
4. a wool top;
5. a rail;
6. and (3) a pulley.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.
In the description of the present utility model, it is to be noted that, unless otherwise indicated, the meaning of "plurality" means two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model can be understood as appropriate by those of ordinary skill in the art.
Example 1:
the utility model provides a austral window, sliding sash seal structure, can effectively avoid the condition that the installation gap leaks out and oozes the rainwater, as shown in fig. 2, fig. 3, sets up the following structure in particular:
in this embodiment, the sliding window sealing structure is used for sealing diameters of a window sash and a window frame.
As shown in fig. 2, the sliding window sealing structure comprises a lower frame section bar 1, a window sash section bar 2 and a blocking portion 3.
The lower frame section bar 1 is an aluminum alloy section bar, and can also be a plastic steel section bar and other products which can be used for doors and windows. The lower frame profile 1 used in this embodiment is preferably an aluminum alloy profile, which may be a general aluminum alloy profile, but is preferably a broken bridge aluminum alloy profile as shown in fig. 3. In fig. 3, the lower frame section 1 of the bridge-cut-off aluminum alloy comprises a lower frame inner side section 1a, a middle heat insulation strip 1b and a lower frame outer side section 1c which are sequentially connected from inside to outside; the above-mentioned inner and outer relationships are distinguished based on the installed lower frame profile based on the usage specifications and habits.
The top of the lower frame profile 1 is provided with a top-opening, downwardly concave groove 11 formed by the respective wall panels, the groove 11 extending along the length direction of the lower frame profile 1. On top of the lower frame profile 1, at a position inside the groove 11, rail mounting grooves are arranged to be mated therewith for mounting the rails 5. The number of grooves 11 is determined according to the number of sashes to be mounted to the lower frame profile 1, and may be four or two as shown in fig. 3. One groove 11 of the two grooves 11 is arranged on the top of the lower frame outer side profile 1c; the other groove 11 is disposed between the lower frame inner side profile 1a and the lower frame outer side profile 1c, and specifically comprises an outer notch at the top of the lower frame inner side profile 1a, an inner and outer notch at the top of the lower frame outer side profile 1c, and the top of the middle heat insulating strip 1 b. The groove 11 is provided with a water passing hole communicated with the water draining groove of the lower frame profile 1 in a drilling mode, and accumulated water is timely drained.
As shown in fig. 2, a rail 5 is installed in the rail installation groove of the lower frame inner side profile 1a, and the bottom of the inner side window sash profile 2 is movably installed on the rail 5 installed on the lower frame inner side profile 1a through a pulley 6 installed in the pulley installation groove, so that the inner side window sash profile 2 can slide and pull along the guide of the rail 5. Similarly, a rail 5 is installed in the rail installation groove of the lower frame outer side profile 1c, and the bottom of the outer side window sash profile 2 is movably installed on the rail 5 installed on the lower frame outer side profile 1c through a pulley 6 installed in the pulley installation groove, so that the outer side window sash profile 2 can slide and pull along the guide of the rail 5. Wherein, there is an inside-outside communicating installation gap between the lower frame inner side section bar 1a and the bottom of the inner side window sash section bar 2, and there is an inside-outside communicating installation gap between the lower frame outer side section bar 1c and the bottom of the outer side window sash section bar 2.
The rail mounting groove can be replaced by a rail integrally formed with the lower frame profile 1.
The blocking part 3 is provided at the bottom of the sash profile 2, wherein the blocking part 3 may be a part integrally formed at the bottom of the sash profile 2, which part has the ability to force wind or rain water located outside the part to move to the inside of the blocking part 3 in a manner of bypassing the bottom end of the blocking part 3, or may be a separate part assembled with the sash profile 2 as shown in fig. 2, the latter being preferably adopted in this embodiment and described further below.
The head of the blocking part 3 is of a solid structure, which can prevent objects such as wind and rainwater from directly passing through, or can force wind or rainwater located outside the blocking part 3 to move to the inner side of the blocking part 3 in a mode of bypassing the bottom end of the blocking part 3.
In fig. 2, the blocking portion 3 is a substantially T-shaped member, and a T-shaped bead seal is specifically used. The root of the blocking part 3 is clamped in a rubber strip mounting groove 21 arranged at the bottom of the window sash section bar 2, and the blocking part 3 extends along the length direction of the window sash section bar 2. The head of the blocking part 3 connected to the sash profile 2 connected to the lower frame inner profile 1a extends downwards into the groove 11 between the lower frame inner profile 1a and the lower frame outer profile 1c, and the head of the blocking part 3 connected to the sash profile 2 connected to the lower frame outer profile 1c extends downwards into the groove 11 provided at the top of the lower frame outer profile 1 c. The head of the blocking portion 3 does not contact the wall (i.e., sidewall) of the groove 11 so as not to generate noise due to friction when the blocking portion 3 moves. The length of the head of the blocking part 3 and the length of the head extending into the groove 11 can be specifically set according to actual requirements and use effects.
In this embodiment, through the cooperation form that the blocking portion 3 stretches into the recess 11 downwards, the blocking portion 3 can intercept the installation gap that forms between lower frame section bar 1 and the casement section bar 2, or can shelter from the installation gap in the outside, separates with the external world, can prevent wind and rainwater that the oblique top comes in directly to the installation gap, but guide them down to move to the recess 11 below the installation gap, can avoid the installation gap to leak out wind and ooze the rainwater more effectively.
Example 2:
the utility model provides a austral window, sliding sash seal structure, can effectively avoid the condition that the installation gap leaks out and oozes the rainwater, as shown in fig. 2, fig. 3, sets up the following structure in particular:
in this embodiment, the sliding window sealing structure is used for sealing diameters of a window sash and a window frame.
As shown in fig. 2, the sliding window sealing structure comprises a lower frame section bar 1, a window sash section bar 2 and a blocking portion 3.
The lower frame section bar 1 is an aluminum alloy section bar, and can also be a plastic steel section bar and other products which can be used for doors and windows. The lower frame profile 1 used in this embodiment is preferably an aluminum alloy profile, which may be a general aluminum alloy profile, but is preferably a broken bridge aluminum alloy profile as shown in fig. 3. In fig. 3, the lower frame section 1 of the bridge-cut-off aluminum alloy comprises a lower frame inner side section 1a, a middle heat insulation strip 1b and a lower frame outer side section 1c which are sequentially connected from inside to outside; the above-mentioned inner and outer relationships are distinguished based on the installed lower frame profile based on the usage specifications and habits.
The top of the lower frame profile 1 is provided with a top-opening, downwardly concave groove 11 formed by the respective wall panels, the groove 11 extending along the length direction of the lower frame profile 1. On top of the lower frame profile 1, at a position inside the groove 11, rail mounting grooves are arranged to be mated therewith for mounting the rails 5. The number of grooves 11 is determined according to the number of sashes to be mounted to the lower frame profile 1, and may be four or two as shown in fig. 3. One groove 11 of the two grooves 11 is arranged on the top of the lower frame outer side profile 1c; the other groove 11 is disposed between the lower frame inner side profile 1a and the lower frame outer side profile 1c, and specifically comprises an outer notch at the top of the lower frame inner side profile 1a, an inner and outer notch at the top of the lower frame outer side profile 1c, and the top of the middle heat insulating strip 1 b. The groove 11 is provided with a water passing hole communicated with the water draining groove of the lower frame profile 1 in a drilling mode, and accumulated water is timely drained.
As shown in fig. 2, a rail 5 is installed in the rail installation groove of the lower frame inner side profile 1a, and the bottom of the inner side window sash profile 2 is movably installed on the rail 5 installed on the lower frame inner side profile 1a through a pulley 6 installed in the pulley installation groove, so that the inner side window sash profile 2 can slide and pull along the guide of the rail 5. Similarly, a rail 5 is installed in the rail installation groove of the lower frame outer side profile 1c, and the bottom of the outer side window sash profile 2 is movably installed on the rail 5 installed on the lower frame outer side profile 1c through a pulley 6 installed in the pulley installation groove, so that the outer side window sash profile 2 can slide and pull along the guide of the rail 5. Wherein, there is an inside-outside communicating installation gap between the lower frame inner side section bar 1a and the bottom of the inner side window sash section bar 2, and there is an inside-outside communicating installation gap between the lower frame outer side section bar 1c and the bottom of the outer side window sash section bar 2.
The rail mounting groove can be replaced by a rail integrally formed with the lower frame profile 1.
The blocking part 3 is provided at the bottom of the sash profile 2, wherein the blocking part 3 may be a part integrally formed at the bottom of the sash profile 2, which part has the ability to force wind or rain water located outside the part to move to the inside of the blocking part 3 in a manner of bypassing the bottom end of the blocking part 3, or may be a separate part assembled with the sash profile 2 as shown in fig. 2, the latter being preferably adopted in this embodiment and described further below. The head of the blocking part 3 is of a solid structure, which can prevent objects such as wind and rainwater from directly passing through, or can force wind or rainwater located outside the blocking part 3 to move to the inner side of the blocking part 3 in a mode of bypassing the bottom end of the blocking part 3. In fig. 2, the blocking portion 3 is a substantially T-shaped member, and a T-shaped bead seal is specifically used. The root of the blocking part 3 is clamped in a rubber strip mounting groove 21 arranged at the bottom of the window sash section bar 2, and the blocking part 3 extends along the length direction of the window sash section bar 2. The head of the blocking part 3 connected to the sash profile 2 connected to the lower frame inner profile 1a extends downwards into the groove 11 between the lower frame inner profile 1a and the lower frame outer profile 1c, and the head of the blocking part 3 connected to the sash profile 2 connected to the lower frame outer profile 1c extends downwards into the groove 11 provided at the top of the lower frame outer profile 1 c. The head of the blocking portion 3 does not contact the wall (i.e., sidewall) of the groove 11 so as not to generate noise due to friction when the blocking portion 3 moves. The length of the head of the blocking part 3 and the length of the head extending into the groove 11 can be specifically set according to actual requirements and use effects.
As shown in fig. 2, a top mounting groove 12 is provided on the side wall of the groove 11, a top 4 is mounted in the top mounting groove 12, and the top surface of the top 4 extends toward the head of the blocking portion 3 to be in direct contact with the side surface of the blocking portion 3, so that the gap between the head of the blocking portion 3 and the groove wall of the groove 11 is filled. In fig. 2, the inner and outer side walls or the single side wall of the groove 11 arranged at the top of the lower frame outer side profile 1c are connected with wool tops 4; in the groove 11 formed between the lower frame inner side profile 1a and the lower frame outer side profile 1c, a wool top mounting groove 12 is provided on the outer side wall of the lower frame inner side profile 1a, and wool tops are mounted in the wool top mounting groove 12.
In this embodiment, through the cooperation form that the blocking portion 3 stretches into recess 11 downwards, the blocking portion 3 can cut off the installation gap that forms between lower frame section bar 1 and the casement section bar 2, or can shelter from the installation gap in the outside, with external wall, can prevent wind and rainwater that the oblique top comes in directly entering into the installation gap, but guide them down to the recess 11 below the installation gap, can form a sealing strip on the side of blocking portion 3 after wool top 4 and the side contact of blocking portion 3, can further strengthen the barrier to wind and rainwater, avoid installation gap air leakage and ooze rainwater effectively.
The sliding window sealing structure in this embodiment has stronger capability of avoiding air leakage and rainwater infiltration than the sliding window sealing structure in embodiment 1.
Example 3:
the embodiment further provides a sliding window based on the above embodiment, and particularly adopts the following arrangement structure:
in this embodiment, the sliding window comprises a frame and a sash which are mounted together or are used for being mounted together but not yet mounted. The sealing between the top of the lower frame section bar 1 of the window frame and the bottom of the window sash section bar 2 of the window sash adopts the sliding window sealing structure in the embodiment 1 or 2, so that the conditions of air leakage and rainwater seepage of the installation gap are effectively avoided.
The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model.
Claims (10)
1. A sliding window sealing structure, which is characterized in that: comprising the following steps:
the top of the lower frame section bar (1) is provided with a concave groove (11), and the groove (11) extends along the length direction of the lower frame section bar (1);
a sash profile (2) which is mounted to the top of the lower frame profile (1) in a sliding manner;
the blocking part (3) is arranged on the window sash section bar (2) and extends along the length direction of the window sash section bar (2), the blocking part (3) downwards stretches into the groove (11), and the blocking part (3) can force wind or rainwater on the outer side of the blocking part to move to the inner side of the blocking part (3) in a mode of bypassing the bottom end of the blocking part (3).
2. A sliding window sealing structure according to claim 1, wherein: the side wall of the groove (11) is connected with a wool top (4), and the wool surface of the wool top (4) is contacted with the side surface of the blocking part (3).
3. A sliding window sealing structure according to claim 2, wherein: the inner side wall and/or the outer side wall of the groove (11) are/is connected with the wool tops (4).
4. A sliding window sealing arrangement according to claim 2 or 3, wherein: the side wall of the groove (11) is provided with a wool top mounting groove (12), and the wool tops (4) are mounted in the wool top mounting groove (12).
5. A sliding window sealing structure according to claim 1, wherein: the top of lower frame section bar (1) is installed rail (5), pulley (6) is installed to the bottom of casement section bar (2), casement section bar (2) pass through pulley (6) swing joint in on rail (5).
6. A sliding window sealing structure according to claim 1, wherein: the bottom of casement section bar (2) is provided with adhesive tape mounting groove (21), stop portion (3) set up to joint strip, stop portion (3) install in adhesive tape mounting groove (21).
7. A sliding window sealing structure according to claim 1, wherein: the groove (11) is provided with a water passing hole communicated with the water draining groove of the lower frame section bar (1).
8. A sliding window sealing structure according to claim 1, wherein: the lower frame section bar (1) comprises a lower frame inner side section bar (1 a), a middle heat insulation strip (1 b) and a lower frame outer side section bar (1 c) which are sequentially connected from inside to outside.
9. A sliding window sealing structure according to claim 8, wherein: the top of the lower frame outer side section bar (1 c) is provided with a groove (11), and the groove (11) is arranged between the lower frame inner side section bar (1 a) and the lower frame outer side section bar (1 c); the lower frame inner side section bar (1 a) and the lower frame outer side section bar (1 c) are respectively connected with the window sash section bar (2), the blocking part (3) connected with the window sash section bar (2) connected with the lower frame inner side section bar (1 a) stretches into the groove (11) between the lower frame inner side section bar (1 a) and the lower frame outer side section bar (1 c), and the blocking part (3) connected with the window sash section bar (2) connected with the lower frame outer side section bar (1 c) stretches into the groove (11) arranged at the top of the lower frame outer side section bar (1 c).
10. A sliding window, characterized in that: a sliding window sealing arrangement according to any one of claims 1-9 between a frame and a sash.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320627738.5U CN219299160U (en) | 2023-03-27 | 2023-03-27 | Sliding window sealing structure and sliding window |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320627738.5U CN219299160U (en) | 2023-03-27 | 2023-03-27 | Sliding window sealing structure and sliding window |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219299160U true CN219299160U (en) | 2023-07-04 |
Family
ID=86954095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320627738.5U Active CN219299160U (en) | 2023-03-27 | 2023-03-27 | Sliding window sealing structure and sliding window |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219299160U (en) |
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2023
- 2023-03-27 CN CN202320627738.5U patent/CN219299160U/en active Active
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