CN220184395U - Connection structure of convection ventilation type box curtain wall - Google Patents
Connection structure of convection ventilation type box curtain wall Download PDFInfo
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- CN220184395U CN220184395U CN202321562639.XU CN202321562639U CN220184395U CN 220184395 U CN220184395 U CN 220184395U CN 202321562639 U CN202321562639 U CN 202321562639U CN 220184395 U CN220184395 U CN 220184395U
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- box
- box body
- cross beam
- upright post
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- 238000009423 ventilation Methods 0.000 title claims abstract description 33
- 229910000838 Al alloy Inorganic materials 0.000 claims description 21
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 16
- 229910052782 aluminium Inorganic materials 0.000 claims description 16
- 239000011521 glass Substances 0.000 claims description 10
- 238000009413 insulation Methods 0.000 claims description 4
- 239000000565 sealant Substances 0.000 claims description 4
- 238000004321 preservation Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims 1
- 238000004134 energy conservation Methods 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 5
- 238000003780 insertion Methods 0.000 abstract description 2
- 230000037431 insertion Effects 0.000 abstract description 2
- 238000005452 bending Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000002411 adverse Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
Abstract
The utility model discloses a connection structure of a convection ventilation type box curtain wall, which comprises the following components: the curtain wall comprises a curtain wall upright post (1), a curtain wall cross beam (2) connected with the curtain wall upright post (1) and a box body (3) arranged on the outer sides of the curtain wall upright post (1) and the curtain wall cross beam (2); the case (3) includes: the box comprises a box body upright post (31), a box body cross beam (32), a connecting rod (33) and a box body panel; the box stand column (31) is arranged on the outer side of the box body (3), the top and the bottom of each box stand column (31) are respectively connected with the outer end of a connecting rod (33), the inner end of each connecting rod (33) is inserted into the insertion concave position (11) of the curtain wall stand column (1) and connected through bolts, and the box cross beam (32) is connected between the connecting rods (33) on the left side and the right side. The connection structure of the convection ventilation type box curtain wall is more reliable in connection and higher in installation precision on the premise of meeting various requirements of buildings on lighting, energy conservation and ventilation.
Description
Technical Field
The utility model relates to a building curtain wall structure, in particular to a connecting structure of a convection ventilation type box curtain wall.
Background
Under the high overall requirements, the building curtain wall, which serves as an outer enclosure, is subjected to a plurality of new technical breakthroughs in the building demand change so as to meet the current building design.
Therefore, the box body structure overhanging the surface of the curtain wall is designed in the existing curtain wall building to meet the lighting and ventilation requirements of the curtain wall, but on the premise of meeting various requirements of the building on lighting and ventilation and the like, how to optimize the length of the overhanging arm as much as possible so as to reduce the bending moment of the root connection of the box body structure and ensure reliable connection under various adverse working conditions is a technical problem which needs to be solved at present, and in addition, how to improve the installation accuracy of the box body structure is another problem which needs to be solved.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a connection structure for a convection ventilation type box curtain wall, which is reliable in connection, and further provides a connection structure for a convection ventilation type box curtain wall, which is high in installation accuracy.
The technical scheme of the utility model is as follows: a connection structure of a convection ventilation type box curtain wall, comprising: the curtain wall comprises curtain wall upright posts, curtain wall cross beams connected with the curtain wall upright posts, and a box body arranged on the outer sides of the curtain wall upright posts and the curtain wall cross beams; the box includes: the box body comprises a box body upright post, a box body cross beam, a connecting rod and a box body panel;
the box body upright posts are arranged on the outer side of the box body, the top and the bottom of each box body upright post are respectively connected with the outer end of one connecting rod, the inner ends of the connecting rods are connected with the curtain wall upright posts, and the box body cross beam is connected between the connecting rods on the left side and the right side;
the curtain wall upright post is provided with a splicing concave position at the joint of the curtain wall upright post and the connecting rod, and the end part of the connecting rod is inserted into the splicing concave position and is fixed on the inner wall of the splicing concave position by bolts.
The box body cross beams connected between the connecting rods on the left side and the right side are at least provided with a front box body cross beam and a rear box body cross beam, the box body cross beams are made of aluminum alloy sections, and the box body cross beams adjacent to each other in the front and the rear are connected in a nested mode.
The rear end face of the front box body cross beam is respectively provided with a first clamping groove with a T-shaped cross section and a first L-shaped folded edge protruding backwards; a first clamping strip with a T-shaped cross section is convexly arranged at the position corresponding to the first clamping groove at the front end of the rear box body cross beam, a concave position is arranged at the position corresponding to the first L-shaped folded edge, and a first groove is arranged at the concave position;
the first clamping strip is embedded into the first clamping groove, and the first L-shaped folded edge is embedded into the concave position and the first groove to form the nested connection of the front and rear adjacent box body cross beams; the first L-shaped folded edge is connected to the concave position of the rear box body cross beam by a screw, and sealant is filled in the concave position.
The curtain wall beam adopts an aluminum alloy section, and the rearmost box beam is connected with the curtain wall beam in a nested manner.
The front end face of the curtain wall beam is respectively provided with a second clamping groove with a T-shaped cross section and a second L-shaped folded edge protruding forwards; a second clamping strip with a T-shaped cross section is convexly arranged at the position corresponding to the second clamping groove at the rear end part of the rearmost box body cross beam, and a second groove is arranged at the position corresponding to the second L-shaped folded edge;
the second clamping strips are embedded into the second clamping grooves, the outer end folded edges of the second L-shaped folded edges are embedded into the second grooves to form nested connection of the box body cross beam and the curtain wall cross beam, and the second L-shaped folded edges are connected to the rear end part of the rearmost box body cross beam through screws.
The curtain wall beam is provided with a beam inserting core in a front inner cavity connected with the box body beam.
The two box bodies adjacent left and right are respectively a gradual change box body with gradually increased depth dimension from low to high and a gradual change box body with gradually reduced depth dimension from low to high, and the maximum depth dimension of the box body is not more than 450 mm.
The box panel comprises perforated aluminum plates arranged on the left side surface and the right side surface of the box and a laminated hollow LOW-E glass panel arranged on the outer side surface of the box, wherein a heat insulation aluminum plate opening window is arranged on the indoor side of the perforated aluminum plates.
The box body upright post adopts an aluminum alloy section, the cross section of the main body of the box body upright post is square, and the front wall surface of the square cross section extends outwards to form an L-shaped lateral extension plate and a front extension plate; the lateral extension plate extends outwards along the lateral direction of the front wall surface of the box upright post, and the back surface of the lateral extension plate is convexly provided with a connecting edge and is connected with the perforated aluminum plate through a screw; the front extension plate is connected with the outer end of the lateral extension plate and is positioned at the outer side of the end face of the laminated hollow LOW-E glass panel, the outer side face of the front extension plate is convexly provided with a front first clamping hook and a rear first clamping hook, an L-shaped aluminum alloy outer cover covers the outer sides of the end face of the front extension plate and the end face of the laminated hollow LOW-E glass panel, the inner surface of the aluminum alloy outer cover is convexly provided with a front second clamping hook and a rear second clamping hook, and the two second clamping hooks are respectively mutually hooked with the two first clamping hooks.
The connecting rod adopts an aluminum alloy square through structure, the outer end part of the connecting rod is inserted into the box upright post and is fixedly connected with the box upright post through bolts, the length of the connecting rod inserted into the box upright post is 50-70 mm, and the length of the connecting rod inserted into the curtain wall upright post is 50-80 mm.
Compared with the prior art, the connecting rods at the upper part and the lower part of the box body in the connecting structure of the convection ventilation type box body curtain wall are inserted into the upright posts of the curtain wall, and resist bending moment together with the cross beams of the box body, so that the stress is more reliable; preferably, the box cross beams at the upper part and the lower part of the box are made of aluminum alloy sections and are mutually nested and connected front and back, so that high precision of product installation can be ensured; on the premise of meeting the requirements of the building on lighting, energy conservation and ventilation, the length of the cantilever arm is optimized as much as possible, the dimension design of the cantilever box body in the depth direction is not more than 450mm, and the bending moment of root connection can be reduced; the staggered design of gradually increasing and gradually decreasing the depth sizes of the left and right adjacent boxes from high to low respectively ensures better convection ventilation and lighting effects, and the building has staggered appearance and beautiful building outer elevation modeling.
Drawings
FIG. 1 is a horizontal cross-sectional view of the connection structure of the convection ventilation type box curtain wall of the present utility model at the top or bottom connection bar;
FIG. 2 is a horizontal cross-sectional view of the connection structure of the convection ventilation type box curtain wall of the present utility model at the middle of the box;
FIG. 3 is a vertical sectional view of the connection structure of the convection ventilation type box curtain wall of the present utility model at the bottom of the box;
FIG. 4 is a vertical cross-sectional view of the connection structure of the convection ventilation type box curtain wall of the present utility model at the top of the box;
FIG. 5 is an enlarged view of the connection of the curtain wall uprights and the connecting rods of FIG. 1;
FIG. 6 is an enlarged view of the junction of the tank post and the connecting rod of FIG. 1;
FIG. 7 is an enlarged view of the bottom of the tank column shown in FIG. 3;
FIG. 8 is an enlarged view of the junction of the box girder and curtain girder shown in FIG. 3;
FIG. 9 is a horizontal cross-sectional view of the curtain wall stud;
FIG. 10 is a horizontal cross-sectional view of the tank post;
fig. 11 is an exploded view of the front and rear box girders of the box and the curtain wall girders.
Description of the embodiments
The present utility model will be described in further detail with reference to examples and drawings.
As shown in fig. 1 to 4, the connection structure of the convection ventilation type box curtain wall of the present utility model includes: curtain stand 1, with curtain crossbeam 2 that curtain stand 1 is connected, install one or more box 3 in curtain stand 1 and curtain crossbeam 2 outside. The case 3 further includes: the box column 31, the box beam 32, the connecting rod 33 and the box panel. Wherein, the left and right sides of every box 3 outside respectively is equipped with one box stand 31, and the top and the bottom of every box stand 31 are connected with the outer end of a connecting rod 33 respectively, and the inner of this connecting rod 33 with curtain stand 1 is connected, box crossbeam 32 is connected between the left and right sides connecting rod 33 at box 3 top and between the left and right sides connecting rod 33 at box 3 bottom. Fixedly connected with pendant 4 on the curtain stand 1, but install height-adjusting's adaptor 5 on this pendant 4, can articulate curtain stand 1 to with building bearing spare fixed connection's support 6 through this pendant 4 and adaptor 5.
In this embodiment, in order to realize better daylighting, energy-conservation and ventilation's effect, the box panel includes: perforated aluminum plates 341 installed on the left and right side surfaces of the case 3, and laminated hollow LOW-E glass panels 343 installed on the outer side surface of the case 3, wherein heat insulation aluminum plate opening windows 342 are provided on the indoor sides of the perforated aluminum plates 341. Thus, the larger outer side surface of the box body 3 can be utilized for lighting, the convection ventilation effect is realized by the perforated aluminum plates 341 on the left side and the right side of the box body 3, and meanwhile, the laminated hollow LOW-E glass panel 343 and the heat insulation and heat preservation aluminum plate opening window 342 have certain heat preservation effect, so that the energy conservation of the building is facilitated. Further, as shown in fig. 3 and 4, an aluminum plate 36 is coated outside the case cross members 32 at the top and bottom of the case 3.
In this embodiment, the box 3 is provided with a plurality of boxes and is arranged in a horizontal direction and a vertical direction, preferably, two boxes 3 adjacent to each other from left to right are respectively a gradual box with a gradually increased depth dimension from low to high and a gradual box with a gradually reduced depth dimension from low to high, so that the adjacent boxes 3 have staggered and convex shapes, the lighting and ventilation effects can be further increased, and the staggered aesthetic feeling can be added to the building. And the length of the cantilever arm is optimized as much as possible on the premise of meeting the requirements of the building on lighting, energy conservation and ventilation for the size design of the depth direction of the box body so as to reduce the bending moment of the root connection of the cantilever arm, and the maximum depth size of the box body 3 is not more than 450 mm.
In order to ensure reliable forced connection of the connecting rod 33 with the curtain wall upright 1, as shown in fig. 1, 5 and 9, the curtain wall upright 1 is provided with a plug-in concave position 11 at the connection position with the connecting rod 33, and the inner end part of the connecting rod 33 is inserted into the plug-in concave position 11 and is fixed on the inner wall of the plug-in concave position 11 by bolts. In this embodiment, the curtain wall upright 1 adopts an aluminum alloy section, the horizontal section of which is approximately in a right trapezoid shape, and the insertion concave position 11 is arranged at the front corner position of the curtain wall upright and has a cross section approximately in a right trapezoid shape. The connecting rod 33 adopts an aluminum alloy square through structure, correspondingly, the inner end of the connecting rod 33 is cut into a right trapezoid matched with the inserting concave position 11, and the length of the inner end of the connecting rod 33 inserted into the curtain wall upright column 1 is 50mm to 80mm, in the embodiment, 65mm. The front part of the curtain wall upright post 1 also extends forwards to form a U-shaped slot 12, and the rear end part of the perforated aluminum plate 341 is inserted into the U-shaped slot 12.
As shown in fig. 10, the box upright 31 is made of an aluminum alloy section, the cross section of the main body of the box upright is square, a lateral extension plate 311 extends laterally outwards from the front wall surface of the square section, a front extension plate 312 extends forwards from the outer end of the lateral extension plate 311, and the lateral extension plate 311 and the front extension plate 312 form an L shape. The lateral extension plate 311 has a connecting edge 313 protruding from the back thereof, and the front extension plate 312 has two first hooks 314 protruding from the outer side thereof. As shown in fig. 6 and 7, in order to strengthen the connection strength between the connection rod 33 and the box pillar 31, the outer end portion of the connection rod 33 is inserted into the square body of the box pillar 31 and fixedly connected to the side wall of the box pillar 31 by bolts, and the length of the connection rod 33 inserted into the box pillar 31 is 50mm to 70mm. The front end portion bending edge of the perforated aluminum plate 341 is fixedly connected to the connecting edge 313 of the box upright 31 by a screw, an L-shaped aluminum alloy outer cover 35 is fastened outside the front extension plate 312 and the end surface of the laminated hollow LOW-E glass panel 343, two front and rear second hooks 351 are convexly arranged on the inner surface of the aluminum alloy outer cover 35, and the two second hooks 351 are respectively hooked with the two first hooks 314. The lateral extension plate 311, the front extension plate 312 and the aluminum alloy cover 35 are enclosed in a U shape and are enclosed outside the end of the laminated hollow LOW-E glass panel 343.
As shown in fig. 3 and 4, at least two box cross beams 32 are provided between the left and right connecting rods 33, and in this embodiment, the box cross beams 32 are made of aluminum alloy sections, and the box cross beams 32 adjacent to each other in front and back are connected in a nested manner. Fig. 11 shows an exploded view of the front and rear box girders 32 and the curtain wall girders 2 at the bottom of the box 3, wherein the rear end surface of the front box girders 32 is respectively provided with a first clamping groove 321 with a T-shaped cross section and a first L-shaped folded edge 322 protruding backward, the front end of the rear box girders 32 is provided with a first clamping bar 323 with a T-shaped cross section in a protruding manner at the position corresponding to the first clamping groove 321, and a concave position 324 is provided at the position corresponding to the first L-shaped folded edge 322 and a first groove 325 is provided at the concave position 324. The first clamping strip 323 is embedded into the first clamping groove 321, the first L-shaped folded edge 322 is embedded into the concave position 324 and the first groove 325 to form the nested connection of the front and rear adjacent box body cross beams 32, so that high precision of product installation can be ensured. To prevent rain from leaking, the first L-shaped flange 322 is screwed to the recess 324 of the rear box girder 32 and a sealant is applied to the recess 324. At the bottom of the box 3, the first clamping groove 321 and the first clamping strip 323 are arranged at the upper position of the box beam 32, and the first L-shaped folded edge 322 and the concave position 324 are arranged at the lower position of the box beam 32. In contrast, at the top of the case 3, the first locking groove 321 and the first locking bar 323 are provided at the lower position of the case beam 32, and the first L-shaped folded edge 322 and the concave position 324 are provided at the upper position of the case beam 32.
In this embodiment, as shown in fig. 8 and 11, the curtain wall beam 2 is made of an aluminum alloy section, and the rearmost box beam 32 is connected with the curtain wall beam 2 in a nested manner. The front end face of the curtain wall beam 2 is respectively provided with a second clamping groove 21 with a T-shaped cross section and a second L-shaped folded edge 22 protruding forwards, the position of the rear end part of the rearmost box beam 32 corresponding to the second clamping groove 21 is convexly provided with a second clamping strip 326 with a T-shaped cross section, and the position of the rear end part corresponding to the second L-shaped folded edge 22 is provided with a second groove 327. The second clamping strip 326 is embedded into the second clamping groove 21, the outer end edge of the second L-shaped edge 22 is embedded into the second groove 327 to form the nested connection of the box body beam 32 and the curtain wall beam 2, the second L-shaped edge 22 is connected to the rear end part of the rearmost box body beam 32 by screws, and sealant is applied at the connection part of the second L-shaped edge 22 and the second groove 327 for waterproofing. At the bottom of the box 3, the second clamping strip 326 is arranged at the upper part of the rear end of the box beam 32, and the second groove 327 is arranged at the bottom of the rear end of the box beam 32. In contrast, at the top of the case 3, the second locking strip 326 is disposed at the lower portion of the rear end of the case beam 32, and the second groove 327 is disposed at the top of the rear end of the case beam 32. Therefore, the box body beam 32 is connected with the curtain wall beam 2 in a nested way, and can resist bending moment together with the connecting rod 33 inserted into the curtain wall upright post 1, so that more reliable connection under force is provided.
In order to ensure that the curtain wall cross beam 2 has sufficient strength, as shown in fig. 8 and 11, the curtain wall cross beam 2 is fixedly provided with a cross beam insert core 23 in a front inner cavity connected with a box cross beam 32 at the bottom position of the box 3 with high stress.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (10)
1. A connection structure of a convection ventilation type box curtain wall, comprising: the curtain wall comprises a curtain wall upright post (1), a curtain wall cross beam (2) connected with the curtain wall upright post (1) and a box body (3) arranged on the outer sides of the curtain wall upright post (1) and the curtain wall cross beam (2); the case (3) includes: the box comprises a box body upright post (31), a box body cross beam (32), a connecting rod (33) and a box body panel; the method is characterized in that:
the box body upright posts (31) are arranged on the outer side of the box body (3), the top and the bottom of each box body upright post (31) are respectively connected with the outer end of one connecting rod (33), the inner ends of the connecting rods (33) are connected with the curtain wall upright posts (1), and the box body cross beams (32) are connected between the connecting rods (33) on the left side and the right side;
the curtain wall upright post (1) is provided with an inserting concave position (11) at the joint of the curtain wall upright post and the connecting rod (33), and the end part of the connecting rod (33) is inserted into the inserting concave position (11) and is fixed on the inner wall of the inserting concave position (11) by bolts.
2. The connection structure of a convection ventilation type box curtain wall according to claim 1, wherein: the box body cross beams (32) connected between the connecting rods (33) on the left side and the right side are at least provided with a front box body cross beam and a rear box body cross beam, the box body cross beams (32) are made of aluminum alloy sections, and the box body cross beams (32) adjacent to each other in the front and the rear are connected in a nested mode.
3. The connection structure of a convection ventilation type box curtain wall according to claim 2, wherein: the rear end face of the front box body cross beam (32) is respectively provided with a first clamping groove (321) with a T-shaped cross section and a first L-shaped folded edge (322) protruding backwards; a first clamping strip (323) with a T-shaped cross section is convexly arranged at the position corresponding to the first clamping groove (321) at the front end of the rear box body cross beam (32), a concave position (324) is arranged at the position corresponding to the first L-shaped folded edge (322), and a first groove (325) is arranged at the concave position (324);
the first clamping strip (323) is embedded into the first clamping groove (321), and the first L-shaped folded edge (322) is embedded into the concave position (324) and the first groove (325) to form the nested connection of the front and rear adjacent box body cross beams (32); the first L-shaped folded edge (322) is connected to the concave position (324) of the rear box cross beam (32) by screws, and sealant is filled in the concave position (324).
4. The connection structure of a convection ventilation type box curtain wall according to claim 2, wherein: the curtain wall cross beam (2) adopts an aluminum alloy section, and the rearmost box cross beam (32) is connected with the curtain wall cross beam (2) in a nested manner.
5. The connection structure of a convection ventilation type box curtain wall according to claim 4, wherein: a second clamping groove (21) with a T-shaped cross section and a second L-shaped folded edge (22) protruding forwards are respectively arranged on the front end surface of the curtain wall cross beam (2); a second clamping strip (326) with a T-shaped cross section is convexly arranged at the position corresponding to the second clamping groove (21) at the rear end part of the rearmost box body cross beam (32), and a second groove (327) is arranged at the position corresponding to the second L-shaped folded edge (22);
the second clamping strip (326) is embedded into the second clamping groove (21), the outer end edge of the second L-shaped edge folding (22) is embedded into the second groove (327) to form the nested connection of the box body cross beam (32) and the curtain wall cross beam (2), and the second L-shaped edge folding (22) is connected to the rear end part of the rearmost box body cross beam (32) by screws.
6. The connection structure of a convection ventilation type box curtain wall according to claim 4, wherein: the curtain wall beam (2) is provided with a beam inserting core (23) in a front inner cavity connected with the box body beam (32).
7. The connection structure of a convection ventilation type box curtain wall according to claim 1, wherein: the two box bodies (3) adjacent left and right are respectively a gradual change box body with gradually increased depth size from low to high and a gradual change box body with gradually reduced depth size from low to high, and the maximum depth size of the box body (3) is not more than 450 mm.
8. The connection structure of a convection ventilation type box curtain wall according to claim 1, wherein: the box panel comprises perforated aluminum plates (341) arranged on the left side surface and the right side surface of the box (3) and a laminated hollow LOW-E glass panel (343) arranged on the outer side surface of the box (3), wherein a heat insulation and heat preservation aluminum plate opening window (342) is arranged on the indoor side of the perforated aluminum plates (341).
9. The connection structure of a convection ventilation type box curtain wall according to claim 8, wherein: the box body upright post (31) adopts an aluminum alloy section, the cross section of the main body of the box body upright post is square, and the front wall surface of the square cross section extends outwards to form an L-shaped lateral extension plate (311) and a front extension plate (312); the lateral extension plate (311) extends outwards along the lateral direction of the front wall surface of the box upright post (31), and the back surface of the lateral extension plate is convexly provided with a connecting edge (313) and is connected with the perforated aluminum plate (341) through a screw; the front extension plate (312) is connected with the outer end of the lateral extension plate (311) and is positioned on the outer side of the end face of the laminated hollow LOW-E glass panel (343), front and rear first clamping hooks (314) are convexly arranged on the outer side face of the front extension plate (312), an L-shaped aluminum alloy outer cover (35) covers the outer sides of the end faces of the front extension plate (312) and the laminated hollow LOW-E glass panel (343), front and rear second clamping hooks (351) are convexly arranged on the inner surface of the aluminum alloy outer cover (35), and the two second clamping hooks (351) are respectively mutually hooked with the two first clamping hooks (314).
10. The connection structure of a convection ventilation type box curtain wall according to claim 1, wherein: the connecting rod (33) adopts an aluminum alloy square through structure, the outer end part of the connecting rod is inserted into the box upright post (31) and is fixedly connected with the box upright post (31) through bolts, the length of the connecting rod (33) inserted into the box upright post (31) is 50-70 mm, and the length of the connecting rod inserted into the curtain wall upright post (1) is 50-80 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321562639.XU CN220184395U (en) | 2023-06-19 | 2023-06-19 | Connection structure of convection ventilation type box curtain wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321562639.XU CN220184395U (en) | 2023-06-19 | 2023-06-19 | Connection structure of convection ventilation type box curtain wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220184395U true CN220184395U (en) | 2023-12-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321562639.XU Active CN220184395U (en) | 2023-06-19 | 2023-06-19 | Connection structure of convection ventilation type box curtain wall |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220184395U (en) |
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2023
- 2023-06-19 CN CN202321562639.XU patent/CN220184395U/en active Active
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