CN219864675U - Bridge cut-off aluminium structure and armoured system door - Google Patents
Bridge cut-off aluminium structure and armoured system door Download PDFInfo
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- CN219864675U CN219864675U CN202321269113.2U CN202321269113U CN219864675U CN 219864675 U CN219864675 U CN 219864675U CN 202321269113 U CN202321269113 U CN 202321269113U CN 219864675 U CN219864675 U CN 219864675U
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- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 title claims abstract description 29
- 238000007789 sealing Methods 0.000 claims abstract description 208
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 32
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 32
- 238000009413 insulation Methods 0.000 claims abstract description 17
- 229910000831 Steel Inorganic materials 0.000 claims description 11
- 239000010959 steel Substances 0.000 claims description 11
- 238000002955 isolation Methods 0.000 claims description 7
- 229920002943 EPDM rubber Polymers 0.000 claims description 3
- 239000006261 foam material Substances 0.000 claims description 2
- 239000011810 insulating material Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 10
- 229910000838 Al alloy Inorganic materials 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 239000012774 insulation material Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000002131 composite material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of broken bridge aluminum profiles, in particular to a broken bridge aluminum structure and an armored system door; the heat insulation strips in the first structural body and the second structural body are used for isolating heat transfer between the first aluminum profile and the second aluminum profile, so that the heat insulation performance of the first structural body and the second structural body is improved; the first sealing structure and the second sealing structure arranged between the first structure body and the second structure body play a role in sealing; when the first structure body and the second structure body are in closed connection, the first sealing strip on the extending part of the first structure body is tightly attached to the outer side wall of the second structure body, and the first sealing strip on the extending part of the second structure body is tightly attached to the outer side wall of the first structure body; the flexible contact portion on the third sealing strip contacts with the second sealing strip, and the bridge cut-off aluminum structure of this scheme provides better sealing performance through above-mentioned first seal structure and second seal structure when being closed and being connected for first structure and second structure to reach better thermal-insulated effect.
Description
Technical Field
The utility model relates to the technical field of broken bridge aluminum profiles, in particular to a broken bridge aluminum structure and an armored system door.
Background
The bridge-cut aluminum is also called a heat-insulating bridge-cut aluminum section, a heat-insulating aluminum alloy section, a bridge-cut aluminum alloy, a cold-heat-cut bridge section and a bridge-cut aluminum-plastic composite section, because the aluminum alloy is metal and has relatively high heat conduction speed, when the indoor temperature and the outdoor temperature are quite different, the aluminum alloy can become a bridge for transferring heat, and the heat-insulating performance of the material is poor when the material is made into doors and windows; the bridge-cut-off aluminum is formed by cutting off aluminum alloy from the middle, and the aluminum alloy is connected into a whole by adopting hard plastic, so that the heat conduction of plastic is obviously slower than that of metal, the heat is not easy to pass through the whole material, and the heat insulation performance of the material is improved; the bridge-cut-off aluminum structure on the market is mainly applied to the field of doors and windows, wherein bridge-cut-off aluminum structures are respectively arranged on the contact sides of a fixed frame and a movable part of the doors and windows, and the heat insulation performance of the doors and windows is ensured through the two bridge-cut-off aluminum structures; gaps are formed in connection between the two bridge-cut-off aluminum structures, indoor heat and outdoor heat are exchanged through the gaps, and elastic sealing strips are generally added on the two bridge-cut-off aluminum structures to increase the heat insulation effect; in the prior art, most of broken bridge aluminum sealing performance directly sealed by sealing strips is to be improved, and the heat insulation effect of doors and windows can be affected.
Based on this, the applicant considered to design a better sealing broken bridge aluminum structure and armor system door.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model aims to solve the technical problems that: how to provide a bridge cut-off aluminum structure and an armor system door with better sealing performance.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the bridge-cutoff aluminum structure comprises a first structure body and a second structure body which are distributed left and right, wherein the first structure body and the second structure body comprise a first aluminum profile, a second aluminum profile and a heat insulation strip for connecting the first aluminum profile and the second aluminum profile; a first sealing structure and a second sealing structure positioned in the first sealing structure are arranged between the first structure and the second structure;
the first sealing structure comprises an extension part and a first sealing strip, wherein the extension part is fixedly arranged on the opposite side of the first structure body and the second structure body respectively, and the first sealing strip is fixedly arranged on the extension part; the first sealing strip comprises a first sealing edge, a second sealing edge and a third sealing edge, one end of the first sealing edge is connected with the extension part, the other end of the first sealing edge is a free end, one end of the third sealing edge is connected with the middle of the first sealing edge, the other end of the third sealing edge is a free end, and one end of the second sealing edge is connected with the extension part, and the other end of the second sealing edge is connected with the middle of the third sealing edge;
the second sealing structure comprises a second sealing strip and a third sealing strip which are respectively and fixedly arranged on the opposite sides of the first structure body and the second structure body; the part of the third sealing strip, which is contacted with the second sealing strip, is a flexible contact part softer than other parts of the third sealing strip.
The working principle and the advantages of the bridge-cut-off aluminum structure of the technical scheme are as follows:
the heat insulation strips in the first structural body and the second structural body are used for isolating heat transfer between the first aluminum profile and the second aluminum profile, so that the heat insulation performance of the first structural body and the second structural body is improved; the first sealing structure and the second sealing structure arranged between the first structure body and the second structure body play a role in sealing; the first sealing structure comprises an extension part and a first sealing strip, when the first structure body and the second structure body are in closed connection, the first sealing strip on the extension part of the first structure body is tightly attached to the outer side wall of the second structure body, and the first sealing strip on the extension part of the second structure body is tightly attached to the outer side wall of the first structure body, so that the sealing effect is achieved; the first sealing strip comprises a first sealing edge, a second sealing edge and a third sealing edge, one end of the first sealing edge is connected with the extension part, the other end of the first sealing edge is a free end, one end of the third sealing edge is connected with the middle of the first sealing edge, the other end of the third sealing edge is a free end, one end of the second sealing edge is connected with the extension part, and the other end of the second sealing edge is connected with the middle of the third sealing edge; the first sealing edge, the second sealing edge and the third sealing edge are connected to form a hollow cavity towards one side of the extension part, so that a heat insulation effect can be achieved, and when the first sealing edge and the third sealing edge are in contact with the side wall of the first structure body or the side wall of the second structure body, the free end with deformable rebound resilience can generate larger contact pressure, so that the first sealing strip can be attached more tightly, and the contact gap is fully filled; the second sealing structure is positioned between the first sealing structures, so that the sealing performance between the first structural body and the second structural body can be further improved, the second sealing structure comprises a second sealing strip and a third sealing strip, when the first structural body and the second structural body are in closed connection, the flexible contact part on the third sealing strip is contacted with the second sealing strip, and as the flexible contact part is softer than other parts of the third sealing strip, when the flexible contact part is contacted with the second sealing strip, the flexible contact part fully fills the surface shape contacted with the flexible contact part through the better shape adaptability of the flexible contact part, so that the contact between the second sealing strip and the third sealing strip is tighter; while other portions of the third seal strip can provide relatively more rigid support for the flexible contact portion, ensuring that the flexible contact portion is in sufficient contact with the second seal strip; the bridge cut-off aluminum structure of this scheme provides better sealing performance through above-mentioned first seal structure and second seal structure when being closed connection for first structure body and second structure body to reach better thermal-insulated effect.
Further, the opposite sides of the first structure body and the second structure body are respectively provided with a concave part into which the extension part extends.
Further, a first clamping groove is formed in the extension portion, and the first sealing strip further comprises a first clamping portion corresponding to the first clamping groove; the first sealing edge and one end, connected with the extension portion, of the second sealing edge are fixedly connected with the first clamping portion.
Further, the side walls of the first structure body and the second structure body are respectively provided with a second clamping groove, and the second sealing strip and the third sealing strip are provided with second clamping parts corresponding to the second clamping grooves.
Further, a plurality of isolation cavities are formed in the second sealing strip and the third sealing strip.
Further, the flexible contact part on the third sealing strip and other parts of the third sealing strip are integrally formed. The utility model provides an armoured system door, its includes above-mentioned bridge cut-off aluminium structure, the equal fixedly connected with in door leaf both sides the second structure body, the door frame with the equal fixedly connected with in both sides that correspond in door leaf both sides the first structure body.
The technical scheme is that the working principle and the advantages of the bridge-cut-off aluminum structure and the armored system door are as follows:
the door frame and the door leaf of this scheme armoured system door are connected first structure body and second structure body respectively, and when the door leaf was closed in the door frame, first seal structure and second seal structure between first structure body and the second structure body can fully seal the gap between door leaf and the door frame, improves armoured system door's thermal-insulated performance.
Further, locks are arranged in the first structure body and the second structure body on one side of the door leaf, and hinges are arranged in the first structure body and the second structure body on the other side of the door leaf.
Further, the door leaf comprises two steel plates which are arranged at intervals, and a heat insulation material is arranged between the two steel plates.
Further, the decorative plates are fixedly connected to one sides of the two steel plates, which deviate from each other.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a bridge-cut-off aluminum structure according to an embodiment of the present utility model;
FIG. 2 is an enlarged schematic view of FIG. 1 at A;
FIG. 3 is a schematic view of the general structure of an armor system door according to an embodiment of the present utility model;
FIG. 4 is an enlarged schematic view of FIG. 3B;
FIG. 5 is an enlarged schematic view of FIG. 3 at C;
in the above figures: 10. a first structure; 20. a second structure; 110. a first aluminum profile; 120. a heat insulating strip; 130. a second aluminum profile;
210. an extension; 211. a first clamping groove; 220. a first sealing strip; 221. a first clamping part; 222. a first sealing edge; 223. a second sealing edge; 224. a third sealing edge; 225. a hollow cavity; 230. a recessed portion;
310. a second sealing strip; 320. a third sealing strip; 321. a flexible contact portion; 331. isolating the cavity; 332. a second clamping groove; 333. a second clamping part;
400. a door frame;
500. a door leaf; 510. a steel plate; 520. a decorative plate; 530. a heat insulating material;
610. a lock; 620. and (5) a hinge.
Detailed Description
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
Referring to fig. 1-2 together, the present embodiment provides a bridge-cut aluminum structure, which includes a first structural body 10 and a second structural body 20 distributed left and right, wherein each of the first structural body 10 and the second structural body 20 includes a first aluminum profile 110, a second aluminum profile 130, and a heat insulation strip 120 connecting the two together; a first sealing structure and a second sealing structure positioned in and within the first sealing structure are arranged between the first structure 10 and the second structure 20;
the first sealing structure includes an extension portion 210 fixedly disposed on opposite sides of the first and second structures 10 and 20, respectively, and a first sealing strip 220 fixedly disposed on the extension portion 210; the first sealing strip 220 includes a first sealing edge 222, a second sealing edge 223, and a third sealing edge 224, where one end of the first sealing edge 222 is connected to the extension portion 210, the other end is a free end, one end of the third sealing edge 224 is connected to the middle of the first sealing edge 222, the other end is a free end, one end of the second sealing edge 223 is connected to the extension portion 210, and the other end is connected to the middle of the third sealing edge 224;
the second sealing structure comprises a second sealing strip 310 and a third sealing strip 320 which are respectively fixedly arranged on opposite sides of the first structure body 10 and the second structure body 20; the portion of the third sealing tape 320 that contacts the second sealing tape 310 is a flexible contact portion 321 that is softer than the other portions of the third sealing tape 320.
In the present embodiment, the heat insulating strips 120 in the first structural body 10 and the second structural body 20 function to block heat transfer between the first aluminum profile 110 and the second aluminum profile 130, and improve the heat insulating performance of the first structural body 10 and the second structural body 20; the first sealing structure and the second sealing structure arranged between the first structure body 10 and the second structure body 20 play a role in sealing; the first sealing structure comprises an extension part 210 and a first sealing strip 220, when the first structure body 10 and the second structure body 20 are in closed connection, the first sealing strip 220 on the extension part 210 of the first structure body 10 is tightly attached to the outer side wall of the second structure body 20, and the first sealing strip 220 on the extension part 210 of the second structure body 20 is tightly attached to the outer side wall of the first structure body 10, so that the sealing effect is achieved; the first sealing strip 220 includes a first sealing edge 222, a second sealing edge 223, and a third sealing edge 224, where one end of the first sealing edge 222 is connected to the extension portion 210, the other end is a free end, one end of the third sealing edge 224 is connected to the middle of the first sealing edge 222, the other end is a free end, one end of the second sealing edge 223 is connected to the extension portion 210, and the other end is connected to the middle of the third sealing edge 224; the hollow cavity 225 is formed at the side of the first sealing edge 222, the second sealing edge 223 and the third sealing edge 224 facing the extension part 210, so that the heat insulation effect can be achieved, and when the first sealing edge 222 and the third sealing edge 224 are contacted with the side wall of the first structural body 10 or the second structural body 20, the free end with deformable rebound resilience can generate larger contact pressure, so that the first sealing strip 220 can be attached more tightly, and the contact gap is fully filled; the second sealing structure is located between the first sealing structures, so that the sealing performance between the first structural body 10 and the second structural body 20 can be further improved, the second sealing structure comprises a second sealing strip 310 and a third sealing strip 320, when the first structural body 10 and the second structural body 20 are in closed connection, a flexible contact portion 321 on the third sealing strip 320 is in contact with the second sealing strip 310, as the flexible contact portion 321 is softer than other parts of the third sealing strip 320, when the flexible contact portion 321 is in contact with the second sealing strip 310, the flexible contact portion 321 fully fills the surface shape contacted by the flexible contact portion 321 through better shape adaptability, so that the contact between the second sealing strip 310 and the third sealing strip 320 is tighter; while other portions of the third seal strip 320 can provide relatively more rigid support for the flexible contact portion 321, ensuring that the flexible contact portion 321 is in sufficient contact with the second seal strip 310; the bridge cut-off aluminum structure of this scheme provides better sealing performance through above-mentioned first seal structure and second seal structure when being for first structure body 10 and the closed connection of second structure body 20 to reach better thermal-insulated effect.
Preferably, as shown in fig. 1 and 2, opposite sides of the first structural body 10 and the second structural body 20 are respectively provided with a concave portion 230 into which the extension portion 210 extends, and the extension portion 210 and the concave portion 230 which are matched with each other can make the space layout of the first structural body 10 and the second structural body 20 more reasonable; specifically, the extension portion 210 in the first structural body 10 is fixed and integrally formed with the first aluminum profile 110, and the recess portion 230 in the first structural body 10 is disposed at a corner of the second aluminum profile 130; the extension part 210 in the second structural body 20 is fixed and integrally formed with the second aluminum profile 130, and the concave part 230 in the second structural body 20 is arranged at the corner of the first aluminum profile 110; when the first structural body 10 and the second structural body 20 are in closed connection, the upper side wall and the lower side wall are flush, so that the height difference is avoided when the first structural body 10 and the second structural body 20 are connected with a door and window structure.
Preferably, as shown in fig. 1 and 2, the extending portion 210 is provided with a first clamping groove 211, and the first sealing strip 220 further includes a first clamping portion 221 corresponding to the first clamping groove 211; one end of the first sealing edge 222 and the second sealing edge 223 connected with the extension part 210 is fixedly connected with the first clamping part 221; the first sealing strip 220 is clamped with the first clamping groove 211 on the extension part 210 through the first clamping part 221 on the first sealing strip 220, so that the first sealing strip 220 is fixedly arranged on the extension part 210, and the hollow cavity 225 is formed among the first clamping part 221, the first sealing edge 222, the second sealing edge 223 and the third sealing edge 224; specifically, the second sealing strip 310 and the third sealing strip 320 are obliquely arranged to form a "man" structure, and further improve the contact pressure when the first sealing strip 220 contacts the first structural body 10 or the second structural body 20.
Preferably, as shown in fig. 1 and 2, the side walls of the first structure body 10 and the second structure body 20 are provided with second clamping grooves 332, and the second sealing strip 310 and the third sealing strip 320 are provided with second clamping parts 333 corresponding to the second clamping grooves 332; the first aluminum profile 110, the heat insulating strip 120 and the second aluminum profile 130 form an inner concave portion, the first aluminum profile 110 and the second aluminum profile 130 on two sides of the inner concave portion are respectively provided with a second clamping groove 332, two sides of a protruding portion of the second sealing strip 310 or the third sealing strip 320 extending into the inner concave portion are respectively provided with a second clamping portion 333 corresponding to the second clamping groove 332, and the second sealing strip 310 and the third sealing strip 320 are clamped on the side walls of the first structural body 10 and the second structural body 20 through the cooperation of the second clamping groove 332 and the second clamping portion 333.
Preferably, as shown in fig. 1 and fig. 2, a plurality of isolation cavities 331 are respectively arranged in the second sealing strip 310 and the third sealing strip 320, and the isolation cavities 331 can play a role in heat insulation, so that the heat insulation effect of the whole broken bridge aluminum structure is further improved; specifically, six isolation cavities 331 are distributed in the second sealing strip 310, and four isolation cavities 331 are distributed in the third sealing strip 320; more specifically, the first engaging portion 221 is also provided with an isolation cavity 331 therein.
Preferably, the flexible contact portion 321 on the third sealing strip 320 is integrally formed with other parts of the third sealing strip 320, so that the whole third sealing strip 320 is more durable, specifically, the flexible contact portion 321 is made of ethylene propylene diene monomer foam material, and other parts of the third sealing strip 320 are made of ethylene propylene diene monomer.
Referring to fig. 3 to 5, the present embodiment also provides an armored system door, which includes the aforementioned broken bridge aluminum structure, wherein the two sides of the door leaf 500 are fixedly connected with the second structural body 20, and the two sides of the door frame 400 corresponding to the two sides of the door leaf 500 are fixedly connected with the first structural body 10.
In this embodiment, the door frame 400 and the door leaf 500 of the armored system door of this embodiment are respectively connected with the first structure body 10 and the second structure body 20, and when the door leaf 500 is closed in the door frame 400, the first sealing structure and the second sealing structure between the first structure body 10 and the second structure body 20 can fully seal the gap between the door leaf 500 and the door frame 400, so as to improve the heat insulation performance of the armored system door.
Preferably, as shown in fig. 3 to 5, a lock 610 is provided inside the first and second structures 10 and 20 on one side of the door 500, and a hinge 620 is provided inside the first and second structures 10 and 20 on the other side, so that the door 500 can be turned over between the door frame 400 and the door 500 by the hinge 620, and the door 500 can be opened or closed by the lock 610.
Preferably, as shown in fig. 3 to 5, the door leaf 500 includes two steel plates 510 disposed at intervals, a heat insulation material 530 is disposed between the two steel plates 510, the strength of the door leaf 500 can be ensured by the two steel plates 510 disposed at intervals, and the heat insulation material 530 between the two steel plates 510 can greatly improve the overall heat insulation performance of the door leaf 500.
Preferably, as shown in fig. 3 to 5, the decorative plates 520 are fixedly connected to the sides of the two steel plates 510 facing away from each other, so as to improve the aesthetic appearance of the door 500.
Specifically, the second structural body 20 is fixedly connected to four sides of the door leaf 500, and the first structural body 10 is fixedly connected to four sides of the door frame 400 corresponding to the door leaf 500.
Specifically, since the upper and lower sidewalls are flush when the first and second structures 10 and 20 are closed and connected, the hidden structure is conveniently designed for the door leaf 500 and the door frame 400 of the armored system door.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.
Claims (10)
1. The bridge-cutoff aluminum structure comprises a first structure body and a second structure body which are distributed left and right, wherein the first structure body and the second structure body comprise a first aluminum profile, a second aluminum profile and a heat insulation strip for connecting the first aluminum profile and the second aluminum profile; the device is characterized in that a first sealing structure and a second sealing structure which is positioned in the first sealing structure are arranged between the first structure and the second structure;
the first sealing structure comprises an extension part and a first sealing strip, wherein the extension part is fixedly arranged on the opposite side of the first structure body and the second structure body respectively, and the first sealing strip is fixedly arranged on the extension part; the first sealing strip comprises a first sealing edge, a second sealing edge and a third sealing edge, one end of the first sealing edge is connected with the extension part, the other end of the first sealing edge is a free end, one end of the third sealing edge is connected with the middle of the first sealing edge, the other end of the third sealing edge is a free end, and one end of the second sealing edge is connected with the extension part, and the other end of the second sealing edge is connected with the middle of the third sealing edge;
the second sealing structure comprises a second sealing strip and a third sealing strip which are respectively and fixedly arranged on the opposite sides of the first structure body and the second structure body; the part of the third sealing strip, which is contacted with the second sealing strip, is a flexible contact part softer than other parts of the third sealing strip.
2. A broken bridge aluminum structure according to claim 1, wherein opposite sides of the first structure and the second structure are respectively provided with a recess into which the extension portion extends.
3. The broken bridge aluminum structure according to claim 1, wherein the extending portion is provided with a first clamping groove, and the first sealing strip further comprises a first clamping portion corresponding to the first clamping groove; the first sealing edge and one end, connected with the extension portion, of the second sealing edge are fixedly connected with the first clamping portion.
4. The broken bridge aluminum structure according to claim 1, wherein the side walls of the first structure body and the second structure body are respectively provided with a second clamping groove, and the second sealing strip and the third sealing strip are respectively provided with a second clamping part corresponding to the second clamping grooves.
5. The broken bridge aluminum structure according to claim 1, wherein a plurality of isolation cavities are formed in the second sealing strip and the third sealing strip.
6. The broken bridge aluminum structure according to claim 1, wherein the flexible contact portion on the third sealing strip is integrally formed with other portions of the third sealing strip, and the flexible contact portion is made of ethylene propylene diene monomer foam material.
7. An armored system door comprising a door frame and a door leaf, and is characterized by comprising the broken bridge aluminum structure as claimed in any one of claims 1 to 6, wherein the second structural bodies are fixedly connected to two sides of the door leaf, and the first structural bodies are fixedly connected to two sides of the door frame corresponding to two sides of the door leaf.
8. An armoured system door as claimed in claim 7 in which the first and second structures on one side of the door leaf are internally provided with locks and the first and second structures on the other side are internally provided with hinges.
9. An armoured system door as claimed in claim 7 in which the door leaf comprises two spaced apart steel plates with a thermal insulating material disposed therebetween.
10. An armor system door according to claim 8, wherein the two steel plates are fixedly attached to the trim panel on each side facing away from each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321269113.2U CN219864675U (en) | 2023-05-23 | 2023-05-23 | Bridge cut-off aluminium structure and armoured system door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321269113.2U CN219864675U (en) | 2023-05-23 | 2023-05-23 | Bridge cut-off aluminium structure and armoured system door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219864675U true CN219864675U (en) | 2023-10-20 |
Family
ID=88336103
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321269113.2U Active CN219864675U (en) | 2023-05-23 | 2023-05-23 | Bridge cut-off aluminium structure and armoured system door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219864675U (en) |
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2023
- 2023-05-23 CN CN202321269113.2U patent/CN219864675U/en active Active
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