CN214302465U - Section bar support - Google Patents
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- CN214302465U CN214302465U CN202120030436.0U CN202120030436U CN214302465U CN 214302465 U CN214302465 U CN 214302465U CN 202120030436 U CN202120030436 U CN 202120030436U CN 214302465 U CN214302465 U CN 214302465U
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Abstract
The utility model discloses a section bar support, it relates to the field of glass curtain wall decoration, and it is including setting up stainless steel connecting piece and the aluminum alloy ex-trusions between fossil fragments and toughened glass, the stainless steel connecting piece with fixed mounting has first stainless steel bolt group between the aluminum alloy ex-trusions, the stainless steel connecting piece is close to fossil fragments one end and fossil fragments fixed connection, the aluminum alloy ex-trusions set up in fossil fragments one end is kept away from to the stainless steel connecting piece, the aluminum alloy ex-trusions is kept away from stainless steel connecting piece one end fixedly connected with glass connecting piece, the aluminum alloy ex-trusions with fixedly connected with second stainless steel bolt group between the glass connecting piece, the glass connecting piece sets up in two toughened glass junctions, but two toughened glass seted up the joint to one side in opposite directions the block standing groove of glass connecting piece. This application has the effect that improves joint strength between toughened glass and fossil fragments.
Description
Technical Field
The application relates to the field of glass curtain wall decoration, in particular to a section bar support.
Background
The glass curtain wall is a building structure which has good lighting effect in large places such as office buildings, exhibition centers and the like, and is formed by fixedly installing laminated toughened glass and hollow toughened glass on a keel by taking the keel as a framework structure.
As shown in fig. 1, the existing glass curtain wall comprises a plurality of pieces of toughened glass 11 and a keel 12 for supporting the two pieces of toughened glass 11, a first neutral silicone weather-resistant sealant layer 131 is filled between the two adjacent pieces of toughened glass 11 for fixation, and the keel 12 is fixedly connected with the two pieces of toughened glass 11 through bolts.
The above prior art solutions have the following drawbacks: only fix toughened glass and fossil fragments through the bolt, the connection stability of toughened glass and fossil fragments is relatively poor.
SUMMERY OF THE UTILITY MODEL
In order to improve the joint strength between toughened glass and fossil fragments, this application provides a section bar support.
The application provides a section bar support adopts following technical scheme:
the utility model provides a section bar support, is including setting up stainless steel connecting piece and the aluminum alloy ex-trusions between fossil fragments and toughened glass, the stainless steel connecting piece with fixed mounting has first stainless steel bolt group between the aluminum alloy ex-trusions, the stainless steel connecting piece is close to fossil fragments one end and fossil fragments fixed connection, the aluminum alloy ex-trusions set up in fossil fragments one end is kept away from to the stainless steel connecting piece, the aluminum alloy ex-trusions is kept away from stainless steel connecting piece one end fixedly connected with glass connecting piece, the aluminum alloy ex-trusions with fixedly connected with second stainless steel bolt group between the glass connecting piece, the glass connecting piece sets up in two toughened glass junctions, but the joint has been seted up to one side in opposite directions to two toughened glass the block standing groove of glass connecting piece.
Through adopting above-mentioned technical scheme, stainless steel connecting piece and fossil fragments through high strength are fixed, and through the fixed effect between the aluminum alloy ex-trusions of first stainless steel bolt group enhancement stainless steel connecting piece and high strength, glass connecting piece joint has improved the joint strength between two adjacent toughened glass in the block standing groove, and fixed connection between glass connecting piece and aluminum alloy ex-trusions to synthesize the joint strength who has improved between toughened glass and fossil fragments.
The utility model discloses further set up to: first stainless steel bolt group include that a plurality of is used for with aluminum alloy ex-trusions and stainless steel connecting piece carry out the first connecting bolt of fixing, aluminum alloy ex-trusions are close to first connecting groove has been seted up to stainless steel connecting piece one side, first connecting bolt can in slide in first connecting groove, but two joint of first connecting groove inner wall fixedly connected with the bolt profile of first connecting bolt nut, two the bolt profile is located same horizontal plane, and two the bolt profile is crooked form to one side in opposite directions.
Through adopting above-mentioned technical scheme, when the nut that first connecting bolt is close to aluminum alloy ex-trusions one end was seted up and is slided in first connecting groove, first connecting bolt drove two bolts and takes place deformation for the nut that first connecting bolt is close to aluminum alloy ex-trusions one end slides to first connecting groove completely in, the bolt profile carries out the joint with the nut that first connecting bolt is close to aluminum alloy ex-trusions one end, thereby both improved the joint strength between aluminum alloy ex-trusions and stainless steel connecting piece.
The utility model discloses further set up to: a second stainless steel bolt group is arranged between the aluminum alloy section and the glass connecting piece and comprises a second connecting bolt, one end, connected with a screw rod, of a nut of the second connecting bolt is abutted against one side wall, far away from the aluminum alloy section, of the glass connecting piece, a first foam rod layer is filled between the second connecting bolt and the glass connecting piece, and a second neutral silicone weather-resistant sealing adhesive layer is filled between the block placing groove and the glass connecting piece.
Through adopting above-mentioned technical scheme, first foam rod layer has good shock attenuation effect to reduce because toughened glass rocks and causes the second stainless steel bolt and cause the possibility that joint strength cuts down between glass connecting piece and the aluminum alloy ex-trusions, the weather resistant sealant layer of second neutral silicone has good viscidity, thereby has improved the fixed effect between toughened glass and glass connecting piece.
The utility model discloses further set up to: second connecting bolt one side is provided with waterproof assembly, waterproof assembly is including seting up first waterproof groove and the waterproof recess of second that aluminum alloy ex-trusions is close to toughened glass one side, first waterproof groove with the waterproof recess of second is followed aluminum alloy ex-trusions follows stainless steel connecting piece length direction sets gradually, the waterproof recess of second set up in first waterproof groove with between the second connecting bolt, the waterproof recess of second is close to toughened glass one end and is higher than the nearly toughened glass one end of first waterproof groove.
Through adopting above-mentioned technical scheme, when the outer wall environment is great with the internal environment difference in temperature, indoor vapor meets cold toughened glass and can produce the liquefied water in toughened glass is inside, through setting up first waterproof groove and second waterproof groove, has reduced the liquefied water and has corroded second connecting bolt and cause and be connected unstable possibility between toughened glass and alloy ex-trusions.
The utility model discloses further set up to: waterproof component still includes the joint block, joint block fixed connection in the waterproof recess of second, the joint block is close to toughened glass one side and has seted up the joint recess, fixedly connected with silica gel strip in the joint recess, the silica gel strip is kept away from aluminum alloy ex-trusions one end is supported tightly in the toughened glass lateral wall.
Through adopting above-mentioned technical scheme, the setting of silica gel strip has further improved the water-proof effects of this application, has reduced the liquefied water and has corroded the second connecting bolt and cause and be connected unstable possibility between toughened glass and alloy ex-trusions.
The utility model discloses further set up to: waterproof assembly still including offer in the joint block is kept away from the ponding recess that toughened glass one side was opened, the ponding recess is kept away from second connecting bolt one side with the waterproof recess intercommunication of second.
Through adopting above-mentioned technical scheme, the setting of ponding recess for continue through the waterproof recess of second to being close to the liquefied water that second connecting bolt direction flows or treating liquefied vapor, treat that liquefied vapor touches joint piece body lateral wall, make liquefied water can flow to in the ponding recess, thereby further reduced the liquefied water and corroded second connecting bolt and cause the unstable possibility of being connected between toughened glass and alloy ex-trusions.
The utility model discloses further set up to: waterproof component still includes third water prevention recess, third water prevention recess set up in the silica gel strip with between the second connecting bolt, the opening of third water prevention recess is towards toughened glass.
Through adopting above-mentioned technical scheme, through setting up third water prevention recess, when the silica gel strip is damaged, the liquefied water flows into in the third water prevention recess, has reduced the liquefied water and has corroded second connecting bolt and cause and be connected unstable possibility between toughened glass and alloy ex-trusions to joint strength between toughened glass and the aluminum alloy ex-trusions has been improved.
The utility model discloses further set up to: stainless steel connecting piece include with fossil fragments fixed connection's stainless steel base, with stainless steel connecting block, fixed connection that aluminum alloy ex-trusions is connected stainless steel base with stainless steel bracing piece between the stainless steel connecting block, stainless steel bracing piece includes integrated into one piece's connection spheroid and the connecting rod body, connect spheroid joint in the stainless steel connecting block and with the stainless steel connecting block is relative slip, connect spheroid joint in the volume in the stainless steel connecting block is greater than connect the half of spheroid volume, the connecting rod body is fixed to be overlapped on locating stainless steel base.
Through adopting above-mentioned technical scheme, be greater than the connection spheroid joint of half volume in nonrust connecting block for terminal surface supports under the connection spheroid and leans on in nonrust connecting block inner wall, still can rotate relatively in nonrust connecting block, when external environment rocks the emergence, connects the spheroid and takes place to rotate along its rotation center in nonrust connecting block, thereby realizes reducing the possibility of rocking between toughened glass, and then has improved the fixed effect of stainless steel bracing piece to nonrust connecting block and stainless steel base in this application.
The utility model discloses further set up to: the stainless steel connecting block is close to one side of the stainless steel base is fixedly connected with an annular buckle, the connecting rod body is arranged in a sliding sleeve mode of the annular buckle, the annular buckle is far away from one end of the stainless steel base and is abutted against the side wall of the connecting sphere, the annular buckle is in a round table shape, and the round table is close to the radial length of one side of the connecting sphere is smaller than the radial length of one side of the connecting sphere.
Through adopting above-mentioned technical scheme, the annular buckle is the round platform form for connect spheroid joint in nonrust connecting block, the annular buckle lateral wall supports and leans on in connecting spheroid lateral wall, thereby reduces nonrust connecting block to the wearing and tearing of connecting spheroid and the connecting rod body junction, and then has improved the fixed effect of nonrust connecting block in this application.
The utility model discloses further set up to: the outer wall of the aluminum alloy section is compounded with a fluorocarbon heat-insulating layer.
Through adopting above-mentioned technical scheme, the fluorocarbon heat preservation has good weatherability, heat resistance, cold resistance, thereby gives this application good weatherability through setting up the fluorocarbon heat preservation in order to reduce the influence of ambient temperature change to aluminum alloy ex-trusions joint strength.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the connection strength between the toughened glass and the keel is comprehensively improved through the high-strength stainless steel connecting piece and the aluminum alloy section.
2. Through setting up waterproof assembly, reduced the liquefied water and corroded the second connecting bolt and caused the unstable possibility of being connected between toughened glass and alloy ex-trusions, and then improved the fixed effect between stainless steel connecting piece and aluminum alloy ex-trusions.
Drawings
Fig. 1 is a schematic structural diagram of the connection between toughened glass and a keel in the background art.
Fig. 2 is a schematic structural diagram of the connection between the tempered glass and the keel in the embodiment of the application.
Fig. 3 is a schematic overall structure diagram of an embodiment of the present application.
Fig. 4 is a partially enlarged view of a in fig. 3.
Fig. 5 is a partially enlarged view of B in fig. 3.
Description of reference numerals: 11. tempering the glass; 111. a block placing groove; 12. a keel; 131. a first neutral silicone weatherable sealant layer; 132. a second neutral silicone weatherable sealant layer; 14. a first foam rod layer; 2. a stainless steel connector; 21. a stainless steel base; 22. a stainless steel connecting block; 221. a ball placing groove; 222. an annular buckle; 23. a stainless steel support rod; 231. connecting the spheres; 232. connecting the rod body; 3. a first stainless steel bolt set; 31. a first connecting bolt; 4. an aluminum alloy profile; 41. a first connection groove; 42. a bolt fastening strip; 43. a fluorocarbon insulating layer; 5. a second stainless steel bolt set; 51. a second connecting bolt; 6. a glass connector; 7. a waterproof assembly; 71. a first waterproof groove; 72. a second waterproof groove; 73. clamping the block body; 731. clamping the groove; 732. a water accumulation groove; 74. a silica gel strip; 75. and a third water prevention groove.
Detailed Description
The present application is described in further detail below with reference to figures 2-5.
The embodiment of the application discloses a section bar support. Referring to fig. 2 and 3, the profile support includes a stainless steel connector 2 and an aluminum alloy profile 4 for reinforcing connection between a tempered glass 11 and a keel 12, the stainless steel connector 2 and the aluminum alloy profile 4 are disposed between the tempered glass 11 and the keel 12, and the stainless steel connector 2 and the aluminum alloy profile 4 are fixed by a first stainless steel bolt group 3.
Referring to fig. 3 and 4, the stainless steel connector 2 is made of stainless steel material, the stainless steel connector 2 includes a stainless steel base 21 fixedly connected with the keel 12 by screws, a stainless steel support rod 23 fixedly connected to the stainless steel base 21, and a stainless steel connecting block 22 fixedly installed at one end of the stainless steel support rod 23 far away from the stainless steel base 21, since the keel 12 is a wood keel, the stainless steel base 21 and the keel 12 are fixed by a rothpblaas steel wood connecting special nail, the stainless steel support rod 23 includes a connecting sphere 231 and a connecting rod body 232 fixedly penetrating through the side wall of the stainless steel connecting block 22 and being in a sphere shape, the connecting rod body 232 penetrates through the stainless steel base 21 in a threaded manner and is fixed with the stainless steel base 21 by bolts, one side of the stainless steel connecting block 22 is provided with a sphere placing groove 221 capable of clamping the connecting sphere 231, the connecting sphere 231 and the stainless steel connecting block 22 rotate relatively, one side of the sphere placing groove 221 close to the stainless steel base 21 is communicated with the outside, stainless connection block 22 and external intercommunication department fixed mounting have annular buckle 222, and the connecting rod body 232 is established to annular buckle 222 sliding sleeve, and the annular buckle is the round platform form, and the radial length that this round platform is close to aluminum alloy ex-trusions 4 one side is less than the radial length that this round platform kept away from aluminum alloy ex-trusions 4 one side for when being greater than the connection spheroid 231 joint of half volume places recess 221 in the spheroid, the spheroid is placed the recess 221 inner wall and is leaned on in connecting spheroid 231 lateral wall.
The first stainless steel bolt group 3 comprises a plurality of first connecting bolts 31 for fixing the stainless steel connecting block 22 and the aluminum alloy section 4, the aluminum alloy section 4 is formed by processing aluminum alloy, one side of the aluminum alloy section 4 close to the stainless steel connecting block 22 is provided with a first connecting groove 41, a nut of the first connecting bolt 31 can be clamped in the first connecting groove 41, the nut of the first connecting bolt 31 can slide in the first connecting groove 41, one side of the first connecting groove 41 opposite to the first connecting groove is integrally formed with a deformable bolt fastening strip 42, one side of the two bolt fastening strips 42 opposite to each other is arc-shaped, when the nut of the first connecting bolt 31 starts to slide towards the bottom of the first connecting groove 41, the nut of the first connecting bolt 31 drives the two bolt fastening strips 42 to slide back to each other, so that the bolt fastening strips 42 deform, when the nut of the first connecting bolt 31 is completely arranged in the first connecting groove 41, the bolt buckle strip 42 recovers to be away from the shape and can be stably clamped in the first connecting groove 41 with the nut of the first connecting bolt 31, in order to improve the weather resistance of the aluminum alloy section bar 4, the outer wall of the aluminum alloy section bar 4 is provided with a fluorocarbon heat-insulating layer 43, and the fluorocarbon heat-insulating layer 43 is formed by uniformly spraying fluorocarbon paint on the outer wall of the aluminum alloy section bar 4 through a spraying machine.
Referring to 5, block placing grooves 111 are respectively formed in opposite sides of two adjacent pieces of toughened glass 11, a glass connecting piece 6 is clamped in each block placing groove 111, each glass connecting piece 6 is a block made of an aluminum alloy material, a second neutral silicone weather-resistant sealant layer 132 is filled in one side, close to each glass connecting piece 6, of each block placing groove 111, each second neutral silicone weather-resistant sealant layer 132 is a neutral silicone weather-resistant sealant for reinforcing connection between the corresponding toughened glass 11 and the corresponding glass connecting piece 6, a second stainless steel bolt group 5 is arranged between the corresponding glass connecting piece 6 and the corresponding aluminum alloy profile 4, each second stainless steel bolt group 5 comprises a plurality of second connecting bolts 51 for fixing the corresponding glass connecting piece 6 and the corresponding aluminum alloy profile 4, the end faces of nuts of the second connecting bolts 51 abut against the end faces, far away from the corresponding aluminum alloy profile 4, of the glass connecting pieces 6, and the first foam rod layers 14 are compounded on the outer walls of the nuts of the second connecting bolts 51, the first foam rod layer 14 is formed by wrapping a foam rod on the outer wall of the nut of the second connecting bolt 51 and fixing the foam rod by a neutral silicone weather-resistant sealant.
Two groups of waterproof assemblies 7 are arranged on one side of the aluminum alloy section 4 close to the toughened glass 11, the two groups of waterproof assemblies 7 are symmetrically arranged on two sides of the second connecting bolt 51, each waterproof assembly comprises a first waterproof groove 71, a second waterproof groove 72 and a third waterproof groove 75 which are sequentially arranged along the length direction of the aluminum alloy section 4, the distance between each third waterproof groove 75 and the second connecting bolt 51 is smaller than that between each second waterproof groove 72 and the second connecting bolt 51, the distance between the plane where the notch of the first waterproof groove 71 is located and the toughened glass 11 is larger than that between the plane where the notch of the second waterproof groove 72 is located and the toughened glass 11, a clamping block 73 is integrally formed in each second waterproof groove 72, one end of the clamping block 73 close to the toughened glass 11 is provided with a clamping groove 731, a silica gel strip 74 is fixedly clamped in the clamping groove 731, one end of the silica gel strip 74 close to the toughened glass 11 abuts against the side wall close to the toughened glass 11, the clamping block 73 is connected with the block 73 and is far away from one end of the toughened glass 11 and provided with a water accumulation groove 732, the water accumulation groove 732 is far away from one side of the second connecting bolt 51 and communicated with the second waterproof groove 72, and a gap is reserved between the side wall of the clamping block 73, provided with the water accumulation groove 732, and the inner wall of the second waterproof groove 72, close to the second connecting bolt 51.
The implementation principle of this application embodiment a section bar support does: the user is earlier with fossil fragments 12 and 2 fixed connection of stainless steel connecting piece, then with 6 joints of glass connecting piece in block standing groove 111, pass through 5 fixed connection of second stainless steel bolt group with aluminum alloy ex-trusions 4 and glass connecting piece 6, weather resistant sealant layer 132 of second neutral silicone through filling first neutral silicone weather resistant sealant layer 131 will be adjacent two blocks of toughened glass 11, second stainless steel bolt group 5, glass connecting piece 6 is fixed, then the user fixes stainless steel connecting piece 2 and aluminum alloy ex-trusions 4 through first stainless steel bolt group 3.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. A section bar support which characterized in that: comprises a stainless steel connecting piece (2) and an aluminum alloy section (4) which are arranged between a keel (12) and toughened glass (11), a first stainless steel bolt group (3) is fixedly arranged between the stainless steel connecting piece (2) and the aluminum alloy section bar (4), one end of the stainless steel connecting piece (2) close to the keel (12) is fixedly connected with the keel (12), the aluminum alloy section (4) is arranged at one end of the stainless steel connecting piece (2) far away from the keel (12), one end of the aluminum alloy section (4) far away from the stainless steel connecting piece (2) is fixedly connected with a glass connecting piece (6), a second stainless steel bolt group (5) is fixedly connected between the aluminum alloy section (4) and the glass connecting piece (6), the glass connecting piece (6) is arranged at the joint of the two pieces of toughened glass (11), and the two pieces of toughened glass (11) are oppositely provided with one side which can be clamped with the block placing groove (111) of the glass connecting piece (6).
2. Profile support according to claim 1, wherein: first stainless steel bolt group (3) include a plurality of be used for with aluminum alloy ex-trusions (4) with first connecting bolt (31) that stainless steel connecting piece (2) are fixed, aluminum alloy ex-trusions (4) are close to first connecting groove (41) have been seted up to stainless steel connecting piece (2) one side, first connecting bolt (31) can in slide in first connecting groove (41), but two joint of first connecting groove (41) inner wall fixedly connected with bolt profile (42) of first connecting bolt (31) nut, two bolt profile (42) are located same horizontal plane, and two bolt profile (42) one side is crooked form in opposite directions.
3. Profile support according to claim 1, wherein: the aluminum alloy section (4) and be provided with second stainless steel bolt group (5) between glass connecting piece (6), second stainless steel bolt group (5) include second connecting bolt (51), the nut of second connecting bolt (51) leans on rather than the one end that the screw rod is connected in glass connecting piece (6) keep away from aluminum alloy section (4) one side, second connecting bolt (51) with it is filled first foam rod layer (14) between glass connecting piece (6), block standing groove (111) with it is filled with second neutral silicone weatherproof sealant layer (132) between glass connecting piece (6).
4. Profile support according to claim 3, wherein: second connecting bolt (51) one side is provided with waterproof assembly (7), waterproof assembly (7) are including seting up in aluminum alloy ex-trusions (4) are close to first waterproof recess (71) and second waterproof recess (72) of toughened glass (11) one side, first waterproof recess (71) with second waterproof recess (72) are followed aluminum alloy ex-trusions (4) are followed stainless steel connecting piece (2) length direction sets gradually, second waterproof recess (72) set up in first waterproof recess (71) with between second connecting bolt (51), second waterproof recess (72) are close to toughened glass (11) one end and are higher than the nearly toughened glass (11) one end of first waterproof recess (71).
5. Profile support according to claim 4, wherein: waterproof assembly (7) still include joint block (73), joint block (73) fixed connection in the waterproof recess of second (72), joint block (73) are close to toughened glass (11) one side and have seted up joint recess (731), fixedly connected with silica gel strip (74) in joint recess (731), silica gel strip (74) are kept away from aluminum alloy ex-trusions (4) one end is supported tightly in toughened glass (11) lateral wall.
6. Profile support according to claim 5, wherein: waterproof assembly (7) still including set up in joint block (73) keep away from ponding recess (732) of toughened glass (11) one side, ponding recess (732) are kept away from second connecting bolt (51) one side with waterproof recess (72) of second intercommunication.
7. Profile support according to claim 6, wherein: waterproof component (7) still include third water prevention recess (75), third water prevention recess (75) set up in silica gel strip (74) with between second connecting bolt (51), the opening of third water prevention recess (75) is towards toughened glass (11).
8. Profile support according to claim 1, wherein: stainless steel connecting piece (2) include with fossil fragments (12) fixed connection stainless steel base (21), with stainless steel connecting block (22), fixed connection that aluminum alloy ex-trusions (4) are connected stainless steel base (21) with stainless steel bracing piece (23) between stainless connecting block (22), stainless steel bracing piece (23) are including integrated into one piece's connection spheroid (231) and the connecting rod body (232), connect spheroid (231) joint in stainless connecting block (22) and with stainless connecting block (22) are relative slip, connect spheroid (231) joint in volume in stainless connecting block (22) is greater than connect the half of spheroid (231) volume, the connecting rod body (232) is fixed to overlap and is located on stainless steel base (21).
9. Profile support according to claim 8, characterized in that said: stainless steel connecting block (22) are close to stainless steel base (21) one side fixedly connected with annular buckle (222), annular buckle (222) slip cap is established the connecting rod body (232), annular buckle (222) are kept away from stainless steel base (21) one end support by in connect spheroid (231) lateral wall, annular buckle (222) are round platform form, and this round platform is close to the radial length of connecting spheroid (231) one side is less than this round platform and keeps away from the radial length of connecting spheroid (231) one side.
10. Profile support according to claim 1, wherein: the outer wall of the aluminum alloy section (4) is compounded with a fluorocarbon heat-insulating layer (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120030436.0U CN214302465U (en) | 2021-01-06 | 2021-01-06 | Section bar support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120030436.0U CN214302465U (en) | 2021-01-06 | 2021-01-06 | Section bar support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214302465U true CN214302465U (en) | 2021-09-28 |
Family
ID=77822949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120030436.0U Active CN214302465U (en) | 2021-01-06 | 2021-01-06 | Section bar support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214302465U (en) |
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2021
- 2021-01-06 CN CN202120030436.0U patent/CN214302465U/en active Active
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