CN213807272U - Section bar for rotary opening shutter - Google Patents
Section bar for rotary opening shutter Download PDFInfo
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- CN213807272U CN213807272U CN202022583327.XU CN202022583327U CN213807272U CN 213807272 U CN213807272 U CN 213807272U CN 202022583327 U CN202022583327 U CN 202022583327U CN 213807272 U CN213807272 U CN 213807272U
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Abstract
The utility model discloses a section bar for a rotary opening shutter, the main body of the section bar is a straight plate, two L-shaped side plates respectively and vertically extend from two side edges of the straight plate to the front side, and the two L-shaped side plates relatively form a glass bayonet; the back surface of the straight plate is symmetrically provided with two screwed holes with wedge-shaped openings and two wedge-shaped grooves with outward large openings; the wedge-shaped groove is arranged on the outer side of the screw hole; the wedge-shaped opening and the wedge-shaped groove are in the same opening direction. The utility model discloses a section bar for shutter is opened in the rotation installs glass in the glass bayonet socket, can regard as the horizontal section bar or the vertical section bar of rotation open shutter casement to just can use same kind of section bar during the preparation casement. In addition, the profile can also be used as a profile of a window frame. No matter as any above section bar, all can be in wedge groove and spiro union hole opening interpolation dress leakproofness annex to realize between the casement and between casement and the window frame sealed, very convenient.
Description
Technical Field
The utility model belongs to the rotatory shutter field of opening especially relates to a rotatory section bar for opening shutter.
Background
In the prior art, the window blind which is opened by rotation, a window frame, a window sash and the like are respectively processed by using different sectional materials, so that the specification of the used sectional materials is usually more than 15, and the materials are very inconvenient to store. In addition, the sealing performance of the window is a very key technical index. The prior art does not have a section bar for a rotary opening shutter, which can be simultaneously used for a window frame and a window sash and can be provided with sealing accessories.
SUMMERY OF THE UTILITY MODEL
The utility model aims at: the section bar for the rotary opening shutter can be simultaneously used for a window frame, a window sash transverse section bar and a window sash vertical section bar, and can be conveniently provided with sealing accessories.
The technical scheme of the utility model is that:
a section bar for rotatably opening a blind window is characterized in that the main body of the section bar is a straight plate, two L-shaped side plates vertically extend from two side edges of the straight plate to the front surface respectively, and the two L-shaped side plates are opposite to each other to form a glass bayonet; the back surface of the straight plate is symmetrically provided with two screwed holes with wedge-shaped openings and two wedge-shaped grooves with outward large openings; the wedge-shaped groove is arranged on the outer side of the screw hole; the wedge-shaped opening and the wedge-shaped groove are in the same opening direction.
Preferably, the straight plate is a broken bridge profile or a broken bridge profile; the bridge-cut-off section is formed by oppositely clamping two strip-shaped plates provided with heat insulation strip bayonets with heat insulation strips and rolling the two strip-shaped plates into a whole; the section bar without breaking the bridge is an integrated section bar without a heat insulation strip in the middle of the section bar.
Preferably, the straight plate is a bridge-cut-off section bar, and the bridge-cut-off section bar is a section bar formed by oppositely clamping two strip-shaped plates provided with heat insulation strip bayonets with heat insulation strips and rolling the two strip-shaped plates into a whole; the two screwed holes and the wedge-shaped groove are symmetrically arranged on two sides of the heat insulation strip; the back of the straight plate is provided with a first sealing connecting piece and a second sealing connecting piece which are heat insulating materials; the back of the first sealing connecting piece is sequentially provided with a first wedge-shaped lug, a first boss and a first elastomer clamping groove, and the first wedge-shaped lug and the first boss are respectively matched and spliced with the wedge-shaped groove and the wedge-shaped opening on one side of the heat insulation strip; a V-shaped groove is formed in the front face of the first sealing connecting piece at a position corresponding to the first boss; an elastic body is arranged in the first elastic body clamping groove; the first sealing connecting piece is elastically connected with the straight plate through the elastic body, an outward-warped elastic piece is arranged at the end part of the first elastic body clamping groove, a V-shaped boss facing the front side is arranged at the tail part of the elastic piece, and the V-shaped boss corresponds to the position of the screw hole at the other side of the heat insulation strip; the V-shaped boss can be matched and clamped with the V-shaped groove; the back of the second sealing connecting piece is provided with a second wedge-shaped lug and a second boss, and the second wedge-shaped lug and the second boss are respectively matched and spliced with the wedge-shaped groove and the wedge-shaped opening on the other side of the straight plate; and a side plate is vertically arranged on the outer side of the second sealing connecting piece, and sealing strips are clamped on the inner side of the side plate and the front surface of the second sealing connecting piece.
Preferably, the straight plate is a continuous bridge profile, and the continuous bridge profile is an integrated profile without a heat insulation strip in the middle of the profile; a second elastic body clamping groove is formed between the two screwed holes, and the outlet of the second elastic body clamping groove is provided with opposite convex edges; the back surface of the straight plate is provided with a first sealing connecting piece and a second sealing connecting piece, the back surface of the first sealing connecting piece is sequentially provided with a first wedge-shaped lug, a first boss and a first elastomer clamping groove, and the first wedge-shaped lug and the first boss are respectively matched and spliced with the wedge-shaped groove and the wedge-shaped opening on one side of the straight plate; clamping platforms are arranged on two side walls of the first elastic body clamping groove, the clamping platforms are clamped into the second elastic body clamping groove, a gap is reserved between the clamping platforms and the convex edges after clamping, and the clamping platforms and the convex edges are movably clamped; an elastic body is arranged in the first elastic body clamping groove, and the elastic body is elastically connected with the second elastic body clamping groove; a V-shaped groove is formed in the front face of the first sealing connecting piece at a position corresponding to the first boss, an outward-warped elastic sheet is arranged at the end of the first elastic body clamping groove, a V-shaped boss is arranged at the tail of the elastic sheet, and the V-shaped boss corresponds to the screw hole in the other side of the heat insulation strip; the V-shaped boss can be matched and clamped with the V-shaped groove; the back of the second sealing connecting piece is provided with a second wedge-shaped lug and a second boss, and the second wedge-shaped lug and the second boss are respectively matched and spliced with the wedge-shaped groove and the wedge-shaped opening on the other side of the straight plate; and a side plate is vertically arranged on the outer side of the second sealing connecting piece, and sealing strips are clamped on the inner side of the side plate and the front surface of the second sealing connecting piece.
Preferably, the first and second sealing joints are fixed as one body.
The utility model has the advantages that:
the utility model discloses a section bar for shutter is opened in the rotation installs glass in the glass bayonet socket, can regard as the horizontal section bar or the vertical section bar use of the rotatory shutter casement of opening to just can use same kind of section bar during preparation casement. In addition, the profile can also be used as a profile of a window frame. No matter as any above section bar, all can be in wedge groove and spiro union hole opening interpolation dress leakproofness annex to realize between the casement and between casement and the window frame sealed, very convenient.
Drawings
Fig. 1 is a schematic sectional view of a profile for a rotary-opening blind according to example 1.
Fig. 2 is a schematic sectional view of a profile for a rotary-opening blind according to embodiment 2.
Fig. 3 is a schematic cross-sectional view of a profile for a rotary-opening blind of example 3.
Fig. 4 is an exploded view of fig. 3.
Fig. 5 is a schematic view of the vertical seal of the profile for a rotary-opening blind in example 3.
Fig. 6 is a schematic sectional view of a profile for a rotary opening blind of example 4.
Fig. 7 is a schematic sectional view of a profile for a rotary opening blind of example 5.
Fig. 8 is an exploded view of fig. 7.
Fig. 9 is a schematic sectional view of a profile for a rotary opening blind of example 6.
Fig. 10 is a schematic view of the vertical seal of the profile for a rotary-opening blind in example 3.
In the figure:
1. a straight plate; 11. 12, an L-shaped side plate; 10. a glass bayonet; 13. 14, screwing holes; 131. 141, a wedge-shaped opening; 15. 16, a wedge-shaped groove; 17. a heat insulation strip bayonet; 18. a heat insulating strip; 19. a second elastic clamping groove; 191. a rib; 2. 8, a first sealing connecting piece; 21. a first wedge-shaped projection; 22. a first boss; 23. a first elastomer card slot; 231. 232, clamping table; 24. a V-shaped groove; 25. a spring plate; 26. a V-shaped boss; 3. 9, a second sealing connecting piece; 31. a second boss; 32. a second wedge-shaped projection; 33. a side plate; 4. an elastomer; 5. a sealing strip; 7. and (4) screws.
Detailed Description
The present invention will be described in detail with reference to the following examples.
Example 1
Fig. 1 is a schematic sectional view of a profile for a rotary-opening blind according to the present embodiment. As shown in fig. 1, the main body of the section bar for a rotary opening blind of the present embodiment is a straight plate 1, the straight plate 1 is a bridge-cut section bar, and the straight plate 1 is a section bar formed by two strip-shaped plates provided with a heat-insulating strip bayonet 17, which are relatively clamped with a heat-insulating strip 18 and then rolled into a whole. Two L- shaped side plates 11 and 12 vertically extend from two side edges of the straight plate 1 to the front surface respectively, and the L- shaped side plates 11 and 12 are opposite to form a glass bayonet 10. The back of the straight plate 1 is symmetrically provided with a screw hole 13 with a wedge-shaped opening 131, a screw hole 14 with a wedge-shaped opening 141 and two large outward wedge- shaped grooves 15 and 16; the wedge grooves 15, 16 are provided outside the screw holes 13, 14. The wedge- shaped openings 131, 141 are in the same opening direction as the wedge- shaped grooves 15, 16.
The section bar for the rotary opening shutter of the embodiment is used for installing glass in the glass bayonet 10, and can be used as a transverse section bar or a vertical section bar of a window sash of the rotary opening shutter, so that the same section bar can be used for manufacturing the window sash. In addition, the profile can also be used as a profile of a window frame. No matter which section bar is used, sealing accessories can be inserted into the wedge-shaped groove and the screw hole opening, so that sealing between the window sashes and the window frames is realized, and convenience is brought; and the main body of the section bar for the rotary opening shutter is a broken bridge section bar, so that the manufactured window has a good heat insulation effect.
Example 2
Fig. 2 is a schematic sectional view of the profile for a rotary-opening blind according to the present embodiment. As shown in fig. 2, the main body of the section bar for a rotary opening blind of the present embodiment is a straight plate 1, the straight plate 1 is a non-broken bridge section bar, and the straight plate 1 is an integral section bar without a heat insulation strip in the middle. Two L-shaped side plates 11 and 12 vertically extend from two side edges of the straight plate 1 to the front surface respectively, and the L-shaped side plates 11 and 12 are opposite to form a glass bayonet 10. The back of the straight plate 1 is symmetrically provided with a screw hole 13 with a wedge-shaped opening 131, a screw hole 14 with a wedge-shaped opening 141 and two large outward wedge-shaped grooves 15 and 16; the wedge grooves 15, 16 are provided outside the screw holes 13, 14. The wedge-shaped openings 131, 141 are in the same opening direction as the wedge-shaped grooves 15, 16.
The section bar for the rotary opening shutter of the embodiment is used for installing glass in the glass bayonet 10, and can be used as a transverse section bar or a vertical section bar of a window sash of the rotary opening shutter, so that the same section bar can be used for manufacturing the window sash. In addition, the profile can also be used as a profile of a window frame. No matter as any above section bar, all can be in wedge groove and spiro union hole opening interpolation dress leakproofness annex to realize between the casement and between casement and the window frame sealed, very convenient.
Example 3
Fig. 3 is a schematic sectional view of the profile for a rotary opening blind of the present embodiment, and fig. 4 is an exploded schematic view of fig. 3. As shown in fig. 3 and 4, the sectional material for a rotary opening blind of the present embodiment is that a first sealing connector 2 and a second sealing connector 3 are provided on the back surface of the straight plate 1 of the bridge-cut sectional material of embodiment 1, and the first sealing connector and the second sealing connector are heat insulating materials; the back of the first sealing connector 2 is sequentially provided with a first wedge-shaped projection 21, a first boss 22 and a first elastomer clamping groove 23, and the first wedge-shaped projection 21 and the first boss 22 are respectively matched and inserted with the wedge-shaped groove 16 and the wedge-shaped opening 141 on one side of the heat insulation strip 18; a V-shaped groove 24 is formed in the front face of the first sealing connecting piece 2 at a position corresponding to the first boss 22; the first elastic body clamping groove 23 is internally provided with an elastic body 4; the first sealing connecting piece 2 is elastically connected with the straight plate 1 through the elastic body 4, an outward-warped elastic piece 25 is arranged at the end part of the first elastic body clamping groove 23, a V-shaped boss 26 facing the front is arranged at the tail part of the elastic piece 25, and the V-shaped boss 26 corresponds to the position of the screw hole 131 at the other side of the heat insulation strip 18; the V-shaped boss 26 can be matched and clamped with the V-shaped groove 24. A second wedge-shaped lug 32 and a second boss 31 are arranged on the back surface of the second sealing connecting piece 3, and the second wedge-shaped lug 32 and the second boss 31 are respectively matched and inserted with the wedge-shaped groove 15 and the wedge-shaped opening 131 on the other side of the straight plate 1; and a side plate 33 is vertically arranged on the outer side of the second sealing connecting piece 3, and sealing strips 5 are clamped on the inner side of the side plate 33 and the front surface of the second sealing connecting piece 3.
The section bar for the rotary opening shutter of the embodiment is provided with a first sealing connecting piece and a second sealing connecting piece on the back surface of a straight plate, wherein the first sealing connecting piece and the second sealing connecting piece are made of heat insulating materials such as nylon; the first sealing element and the straight plate are inserted into the wedge-shaped groove through the first wedge-shaped protruding block, the first boss and the wedge-shaped opening are inserted into the wedge-shaped groove, the elastic body is arranged in the first elastic body clamping groove, and the first sealing connecting piece is elastically connected with the straight plate through the elastic body; this makes the first sealing member be elastic seal when sealed with adjacent section bar, and elastic seal's sealed effect is good. The first sealing connecting piece in this embodiment is further provided with an outward warped elastic piece, and the tail portion of the elastic piece is provided with a V-shaped boss. Fig. 5 is a schematic view of vertical sealing of the profile for the rotary opening blind in this embodiment, and as shown in fig. 5, when the profile for the rotary opening blind in this embodiment is used as a vertical profile for a window sash, two adjacent profiles to be sealed are in centrosymmetric contact, at this time, a first sealing connector of one window sash is in contact with a second sealing connector of another window sash, and a corresponding V-shaped groove is in matched and clamped connection with a V-shaped boss, so that elastic sealing is realized; the sealing strips clamped on the inner side of the side plate and the front surface of the second sealing connecting piece flexibly seal the side edge of the window sash; the side plate covers the side edge of the adjacent window sash, so that rainwater is further prevented from entering. Therefore, the vertical section bar of the window sash is manufactured by using the section bar for the rotary opening shutter, and the sealing effect is particularly good. The first sealing connecting piece and the second sealing connecting piece of the section bar for the rotary opening shutter are divided into two parts, and the parts are convenient to process when the two parts are divided. The section bar for the rotary opening shutter in the embodiment can also be used for nailing a screw 7 into the V-shaped groove of the first sealing connecting piece, and a counter bore needs to be manufactured in the V-shaped groove at the moment, so that the first sealing connecting piece and the straight plate can be connected more firmly.
Example 4
Fig. 6 is a schematic sectional view of the sectional material for a rotary opening blind of the present embodiment, and the sectional material for a rotary opening blind of the present embodiment has the same basic structure as that of the sectional material for a rotary opening blind of the embodiment 3 except that the first sealing connector 2 and the second sealing connector 3 of the sectional material for a rotary opening blind of the present embodiment are integrally fixed. The first sealing connecting piece and the second sealing connecting piece are fixed into a whole, and the installation is convenient.
Example 5
Fig. 7 is a schematic sectional view of the profile for a rotary opening blind of the present embodiment, and fig. 8 is an exploded schematic view of fig. 7. As shown in fig. 7 and 8, the section bar for a rotary opening blind of the present embodiment is provided with a first sealing connector 2 and a second sealing connector 3 on the back surface of the straight plate 1 of the unbroken bridge section bar of embodiment 2. A second elastic body clamping groove 19 is arranged between two screw holes of the straight plate 1 of the section bar for the rotary opening shutter of the embodiment, and an outlet of the second elastic body clamping groove 19 is provided with opposite convex ribs 191. The back of the straight plate 1 is provided with a first sealing connector 2 and a second sealing connector 3, the back of the first sealing connector 2 is sequentially provided with a first wedge-shaped projection 21, a first boss 22 and a first elastomer clamping groove 23, and the first wedge-shaped projection 21 and the first boss 22 are respectively matched and spliced with the wedge-shaped groove 16 and the wedge-shaped opening 141 on one side of the straight plate 1; clamping platforms 231 and 232 are arranged on two side walls of the first elastic body clamping groove 23, the clamping platforms 231 and 232 are clamped in the second elastic body clamping groove 19, and gaps are reserved between the clamping platforms 231 and 232 and the convex ribs 191 after clamping, so that the clamping platforms 231 and 232 and the convex ribs 191 are movably clamped; an elastic body 4 is arranged in the first elastic body clamping groove 23, and the elastic body 4 is elastically connected with the second elastic body clamping groove 19; a V-shaped groove 24 is formed in the front face of the first sealing connector 2 at a position corresponding to the first boss 22, an outward-warped elastic sheet 25 is arranged at the end of the first elastic body card 23, a V-shaped boss 26 facing the front face is arranged at the tail of the elastic sheet 25, and the V-shaped boss 26 corresponds to the screw hole 13 in the other side of the heat insulation strip; the V-shaped boss 26 can be matched and clamped with the V-shaped groove 24; a second wedge-shaped lug 32 and a second boss 31 are arranged on the back surface of the second sealing connecting piece 3, and the second wedge-shaped lug 32 and the second boss 31 are respectively matched and inserted with the wedge-shaped groove 15 and the wedge-shaped opening 131 on the other side of the straight plate 1; and a side plate 33 is vertically arranged on the outer side of the second sealing connecting piece 3, and sealing strips 5 are clamped on the inner side of the side plate 33 and the front surface of the second sealing connecting piece 3.
The use method of the profile for a rotary opening blind in this embodiment is the same as that of embodiment 3. And because the first elastic body clamping groove on the first sealing connecting piece 2 in the embodiment is provided with two clamping tables and the second elastic body clamping groove which are movably and elastically clamped, the elastic movable displacement between the first sealing connecting piece and the straight plate is larger, the sealing performance is good when the window sash is manufactured by the sectional material for the rotary opening shutter in the embodiment, and the influence of the size error on the sealing performance is smaller. The section bar for the rotary opening shutter in the embodiment can also be provided with a groove or a counter bore on the back of the second boss of the second sealing connecting piece, and then a screw 7 is screwed into the back of the second boss to be fixed with the straight plate, so that the connection between the first sealing connecting piece and the straight plate is firmer, the screw can be screwed into the straight plate incompletely, but a certain movable gap is reserved, and the movable connection of the first sealing connecting piece and the straight plate with a certain allowance can be realized well.
Example 6
Fig. 9 is a schematic sectional view of the profile for a rotary opening blind of the present embodiment, and fig. 10 is an exploded schematic view of fig. 9. As shown in fig. 9 and 10, the first sealing joint member 2 and the second sealing joint member 3 of the profile for a swing-open blind of the present embodiment are fixed integrally, and the rest of the structure is the same as that of embodiment 5. The structure that uses first sealing connecting piece and second sealing connecting piece to fix as an organic whole is installed more conveniently.
It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described above may be combined with each other as long as they do not conflict with each other. In addition, the above embodiments are only some embodiments, not all embodiments, and all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention based on the embodiments of the present invention.
Claims (5)
1. The section bar for the rotary opening of the blind window is characterized in that a main body of the section bar is a straight plate, two L-shaped side plates vertically extend from two side edges of the straight plate to the front surface respectively, and the two L-shaped side plates oppositely form a glass bayonet; the back surface of the straight plate is symmetrically provided with two screwed holes with wedge-shaped openings and two wedge-shaped grooves with outward large openings; the wedge-shaped groove is arranged on the outer side of the screw hole; the wedge-shaped opening and the wedge-shaped groove are in the same opening direction.
2. Section bar for a rotary-opening blind according to claim 1, characterised in that the straight plate is a broken bridge section bar or a broken bridge section bar; the bridge-cut-off section is formed by oppositely clamping two strip-shaped plates provided with heat insulation strip bayonets with heat insulation strips and rolling the two strip-shaped plates into a whole; the section bar without breaking the bridge is an integrated section bar without a heat insulation strip in the middle of the section bar.
3. The section bar for the rotary opening shutter as claimed in claim 1, wherein the straight plate is a bridge-cut section bar, and the bridge-cut section bar is a section bar formed by rolling two strip-shaped plates provided with heat insulation strip bayonets into a whole after being clamped with the heat insulation strips oppositely; the two screwed holes and the wedge-shaped groove are symmetrically arranged on two sides of the heat insulation strip;
the back of the straight plate is provided with a first sealing connecting piece and a second sealing connecting piece which are heat insulating materials;
the back of the first sealing connecting piece is sequentially provided with a first wedge-shaped lug, a first boss and a first elastomer clamping groove, and the first wedge-shaped lug and the first boss are respectively matched and spliced with the wedge-shaped groove and the wedge-shaped opening on one side of the heat insulation strip;
a V-shaped groove is formed in the front face of the first sealing connecting piece at a position corresponding to the first boss; an elastic body is arranged in the first elastic body clamping groove; the first sealing connecting piece is elastically connected with the straight plate through the elastic body, an outward-warped elastic piece is arranged at the end part of the first elastic body clamping groove, a V-shaped boss facing the front side is arranged at the tail part of the elastic piece, and the V-shaped boss corresponds to the position of the screw hole at the other side of the heat insulation strip; the V-shaped boss can be matched and clamped with the V-shaped groove;
the back of the second sealing connecting piece is provided with a second wedge-shaped lug and a second boss, and the second wedge-shaped lug and the second boss are respectively matched and spliced with the wedge-shaped groove and the wedge-shaped opening on the other side of the straight plate; and a side plate is vertically arranged on the outer side of the second sealing connecting piece, and sealing strips are clamped on the inner side of the side plate and the front surface of the second sealing connecting piece.
4. The section bar for a rotary opening shutter as claimed in claim 1, wherein the straight plate is a non-broken bridge section bar, and the non-broken bridge section bar is an integral section bar without a heat insulation strip partition in the middle of the section bar; a second elastic body clamping groove is formed between the two screwed holes, and the outlet of the second elastic body clamping groove is provided with opposite convex edges;
the back surface of the straight plate is provided with a first sealing connecting piece and a second sealing connecting piece, the back surface of the first sealing connecting piece is sequentially provided with a first wedge-shaped lug, a first boss and a first elastomer clamping groove, and the first wedge-shaped lug and the first boss are respectively matched and spliced with the wedge-shaped groove and the wedge-shaped opening on one side of the straight plate; clamping platforms are arranged on two side walls of the first elastic body clamping groove, the clamping platforms are clamped into the second elastic body clamping groove, a gap is reserved between the clamping platforms and the convex edges after clamping, and the clamping platforms and the convex edges are movably clamped; an elastic body is arranged in the first elastic body clamping groove, and the elastic body is elastically connected with the second elastic body clamping groove;
a V-shaped groove is formed in the front face of the first sealing connecting piece at a position corresponding to the first boss, an outward-warped elastic sheet is arranged at the end of the first elastic body clamping groove, a V-shaped boss is arranged at the tail of the elastic sheet, and the V-shaped boss corresponds to the screw hole in the other side of the heat insulation strip; the V-shaped boss can be matched and clamped with the V-shaped groove;
the back of the second sealing connecting piece is provided with a second wedge-shaped lug and a second boss, and the second wedge-shaped lug and the second boss are respectively matched and spliced with the wedge-shaped groove and the wedge-shaped opening on the other side of the straight plate; and a side plate is vertically arranged on the outer side of the second sealing connecting piece, and sealing strips are clamped on the inner side of the side plate and the front surface of the second sealing connecting piece.
5. Profile for a rotary-opening blind according to claim 3 or 4, characterized in that the first sealing joint and the second sealing joint are fixed in one piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022583327.XU CN213807272U (en) | 2020-11-10 | 2020-11-10 | Section bar for rotary opening shutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022583327.XU CN213807272U (en) | 2020-11-10 | 2020-11-10 | Section bar for rotary opening shutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213807272U true CN213807272U (en) | 2021-07-27 |
Family
ID=76966865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022583327.XU Active CN213807272U (en) | 2020-11-10 | 2020-11-10 | Section bar for rotary opening shutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213807272U (en) |
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2020
- 2020-11-10 CN CN202022583327.XU patent/CN213807272U/en active Active
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