CN216007486U - Double-deck gypsum board furred ceiling expansion joint structure - Google Patents
Double-deck gypsum board furred ceiling expansion joint structure Download PDFInfo
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- CN216007486U CN216007486U CN202121236980.7U CN202121236980U CN216007486U CN 216007486 U CN216007486 U CN 216007486U CN 202121236980 U CN202121236980 U CN 202121236980U CN 216007486 U CN216007486 U CN 216007486U
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- gypsum board
- connecting rod
- fixedly connected
- rod
- expansion joint
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Abstract
The utility model discloses a double-layer gypsum board ceiling expansion joint structure which comprises a hanging rod, wherein the lower end of the hanging rod is fixedly connected with a first keel, the right side of the lower end of the first keel is fixedly connected with a first installation connecting rod, the left side and the right side of the inner part of the lower end of the first installation connecting rod are fixedly connected with first springs, and the inner ends of single bodies of the first springs are fixedly connected with first fixed blocks; the sleeve, its fixed connection is on the lower extreme right side of first erection joint pole, telescopic inside fixedly connected with second spring, and the right-hand member fixedly connected with second erection joint pole of second spring, the left side of first erection joint pole is provided with third erection joint pole, and the lower extreme of third erection joint pole is provided with first gypsum board. This double-deck gypsum board furred ceiling expansion joint structure both has been convenient for install gypsum board on fossil fragments, also is convenient for carry out elastic connection between the gypsum board, still is convenient for carry out fire prevention processing to the expansion joint.
Description
Technical Field
The utility model relates to the technical field of suspended ceilings, in particular to a double-layer plasterboard suspended ceiling expansion joint structure.
Background
In modern home decoration engineering, a suspended ceiling is a common top surface decoration mode, more suspended ceiling materials are gypsum boards which have the characteristics of light weight, easiness in construction and the like, but expansion joints must be reserved when the gypsum boards are used for manufacturing the suspended ceiling, so that the phenomenon of cracking caused by expansion with heat and contraction with cold can be prevented, but the suspended ceiling is prone to generating problems due to improper node treatment of the expansion joints, and therefore a double-layer gypsum board suspended ceiling expansion joint structure is needed;
chinese patent is granted No. CN211172634U, discloses a gypsum board suspended ceiling expansion joint structure, and this device mainly includes: hang and connect left fossil fragments and right fossil fragments of fixing in the roof below, the terminal surface is the rigid coupling respectively under left fossil fragments and the right fossil fragments has left gypsum board and right gypsum board, has reserved the movement joint between left gypsum board and the right gypsum board, and left gypsum board lower extreme face is provided with along movement joint length direction and shields the apron of movement joint completely, and left gypsum board up end is provided with the fastener with apron elastic connection, and the apron passes through the fastener to be fixed on left gypsum board and right gypsum board. The expansion joint structure can absorb a part of vibration residual wave through the elastic connection of the fastener and the cover plate, and improves the shock resistance of the expansion joint structure.
The above prior art solutions have the following drawbacks: among the above-mentioned technical scheme, neither be convenient for install gypsum board on fossil fragments, also be convenient for carry out elastic connection between the gypsum board, still be not convenient for carry out fire prevention to the expansion joint and handle, consequently, we provide a double-deck gypsum board furred ceiling expansion joint structure to in the problem of proposing in the solution of the aforesaid.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a double-layer gypsum board suspended ceiling expansion joint structure, which solves the problems that gypsum boards are not convenient to be installed on a keel, elastic connection between the gypsum boards is not convenient, and fireproof treatment is not convenient for the expansion joint in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: a double-deck plasterboard ceiling expansion joint structure, comprising:
the lower end of the suspender is fixedly connected with a first keel, the right side of the lower end of the first keel is fixedly connected with a first installation connecting rod, the left side and the right side of the inner part of the lower end of the first installation connecting rod are fixedly connected with first springs, and the inner ends of the single bodies of the first springs are fixedly connected with first fixing blocks;
the sleeve is fixedly connected to the right side of the lower end of the first mounting connecting rod, a second spring is fixedly connected inside the sleeve, the right end of the second spring is fixedly connected with a second mounting connecting rod, a third mounting connecting rod is arranged on the left side of the first mounting connecting rod, and a first gypsum board is arranged at the lower end of the third mounting connecting rod;
the limiting rod is fixedly connected to the inner position of the right side above the first gypsum board, the right side of the first gypsum board is connected with the elastic connecting mechanism in a penetrating mode, the lower end of the first gypsum board is tightly attached and connected with a second gypsum board, a third gypsum board is arranged on the right side of the second gypsum board, and the upper end of the third gypsum board is tightly attached and connected with a fourth gypsum board;
the second fossil fragments, its top position of setting at fourth gypsum board, the upper end right side fixedly connected with jib of second fossil fragments, and the left side below of second fossil fragments is provided with the expansion joint body.
By adopting the technical scheme, the device at the lower end of the first keel can be arranged at the top of a house through the suspender, the first mounting connecting rod penetrates into the upper end of the first gypsum board, the first fixing block is extruded through the limiting rod, so that the limiting rod is conveniently clamped and connected with the first mounting connecting rod, the first fixing block is clamped and connected into the upper end of the limiting rod, the first mounting connecting rod and the limiting rod are more firmly connected, the first gypsum board is conveniently arranged at the lower end of the first keel, the second mounting connecting rod is extruded, so that the lower end of the first mounting connecting rod penetrates into the upper end of the first gypsum board, the third mounting connecting rod penetrates into the upper end of the first gypsum board, the second mounting connecting rod is helped to complete the reset work through the second spring, and the second mounting connecting rod is clamped and connected into the lower end of the third mounting connecting rod, be convenient for like this consolidate third erection joint pole and the junction of first gypsum board for first fossil fragments are connected more firmly with first gypsum board, make elastic connection between first gypsum board and the fourth gypsum board together through elastic connection mechanism, make the expansion joint body have elasticity like this, when the expend with heat and contract with cold phenomenon appears, can not lead to first gypsum board and the phenomenon that splits to appear in the fourth gypsum board through elastic connection mechanism.
As a preferred technical scheme, the first mounting connecting rod is connected with the limiting rod in a clamping mode and plays a role in connecting the first gypsum board, and the limiting rod is connected with the first fixing block in a clamping mode and plays a role in reinforcing the position of the connecting position of the first mounting connecting rod and the limiting rod.
Adopt above-mentioned technical scheme can run through the inside and the gag lever post block that first erection joint pole's lower extreme is connected to first gypsum panel, make the gag lever post produce the extrusion to first fixed block like this, make first fixed block to slide to the outside, when the slotted hole of the gag lever post upper end left and right sides slided to first fixed block position, can help first fixed block to accomplish reset work through first spring, make first fixed block to the inside of gag lever post, be convenient for like this to consolidate the junction of first erection joint pole and first gypsum panel.
As a preferable technical scheme of the present invention, the second installation connecting rod is connected to the third installation connecting rod in a snap-fit manner and plays a role in reinforcing the position of the joint between the first keel and the first gypsum board, and the second installation connecting rods are symmetrically arranged about the central axis of the third installation connecting rod and play a role in reinforcing the position of the joint between the third installation connecting rod and the first gypsum board.
Adopt above-mentioned technical scheme can be through extrudeing second erection joint pole, thereby be convenient for run through the inside to first gypsum panel with the lower extreme of first erection joint pole, when second erection joint pole slided to third erection joint pole lower extreme slotted hole position, help second erection joint pole to accomplish the work that resets through the second spring, thereby make inside second erection joint pole block to the lower extreme of third erection joint pole, be convenient for like this consolidate the processing to the junction of third erection joint pole and first gypsum panel, thereby make that first fossil fragments are connected with first gypsum panel more firm.
According to a preferred technical scheme of the utility model, the elastic connection mechanism comprises a female rod, a third spring, a sub-rod, a rock wool board, an L-shaped rod and a supporting block, the third spring is fixedly connected inside the female rod, the right end of the third spring is fixedly connected with the sub-rod, the rock wool board is arranged below the right side of the sub-rod, the L-shaped rod is arranged on the right side above the rock wool board, and the supporting block is connected to the lower end of the right side of the L-shaped rod in a penetrating manner.
Adopt above-mentioned technical scheme to link together first gypsum panel and fourth gypsum panel through elastic connection mechanism, link together second gypsum panel and third gypsum panel, make the expansion joint body have elasticity through elastic connection mechanism, when appearing expend with heat and contract with cold the phenomenon, make elastic support have between first gypsum panel and the fourth gypsum panel through elastic connection mechanism, make first gypsum panel and fourth gypsum panel cracked phenomenon can not appear like this.
As a preferred technical scheme of the present invention, the female bars are symmetrically arranged about a central axis of the supporting block and function to connect the first gypsum board and the fourth gypsum board, the L-shaped bars are fixedly connected to the female bars, and the L-shaped bars form a sliding structure on the supporting block and function to elastically support the first gypsum board and the fourth gypsum board.
Adopt above-mentioned technical scheme can run through the inside to first gypsum panel and fourth gypsum panel respectively with the female pole of the left and right sides, be convenient for carry out elastic connection to first gypsum panel and fourth gypsum panel like this, make the expansion joint body between first gypsum panel and the fourth gypsum panel have elasticity through the third spring, when the expend with heat and contract with cold phenomenon appears, the expansion joint body between first gypsum panel and the fourth gypsum panel can slowly reduce, can drive L type pole like this and slide on the supporting shoe, so both be convenient for carry out elastic support between first gypsum panel and the fourth gypsum panel, be convenient for again carry out protection treatment to first gypsum panel and fourth gypsum panel, prevent that first gypsum panel and fourth gypsum panel from appearing the crack.
According to the preferable technical scheme, the rock wool boards are arranged in bilateral symmetry about the central axis of the supporting block and play a role in fire prevention and fire insulation, and the lower upper surface of the rock wool board is tightly attached to the lower surface of the supporting block and plays a role in supporting the supporting block.
Adopt above-mentioned technical scheme to carry out fire prevention through the rock wool board to the expansion joint body and separate the fire processing, support the lower extreme of supporting shoe through the rock wool board for L type pole can stably slide on the supporting shoe.
Compared with the prior art, the utility model has the beneficial effects that: the expansion joint structure of the double-layer gypsum board suspended ceiling is convenient for installing gypsum boards on the keel, elastic connection between the gypsum boards and fireproof treatment of the expansion joint;
1. the first mounting connecting rod penetrates into the upper end of the first gypsum board, so that the limiting rod penetrates into the lower end of the first mounting connecting rod, the first fixing block is extruded, the first fixing block is clamped into the limiting rod, the first mounting connecting rod is tightly connected with the limiting rod, and the first keel and the first gypsum board are conveniently mounted and connected together;
2. the left end and the right end of the female rod penetrate into the first gypsum board and the fourth gypsum board respectively, the first keel and the second keel are installed at the top of the house through the hanging rod, so that the first gypsum board and the fourth gypsum board are conveniently installed at the top of the house, and the first gypsum board and the fourth gypsum board are elastically connected through the female rod and the third spring, so that the expansion joint body has elasticity, and the rock wool board has a fire-retardant and fireproof function, and can be subjected to fireproof treatment;
3. through running through the inside to first gypsum panel with third erection joint pole, when first erection joint pole runs through to the inside of first gypsum panel, can produce the extrusion to second erection joint pole, thereby make second erection joint pole slide to telescopic inside, be convenient for run through first erection joint pole inside to the upper end of first gypsum panel like this, when second erection joint pole slides to third erection joint pole lower extreme slotted hole position, can drive second erection joint pole through the second spring and accomplish reset work, thereby make second erection joint pole block to the inside lower extreme of third erection joint pole, be convenient for like this to consolidate the connection between first fossil fragments and the first gypsum panel.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is a schematic view of a front cross-sectional view of the connection between the first spring and the first fixing block according to the present invention;
FIG. 3 is a schematic view of a front cross-sectional view of the connection between a first gypsum board and a stop bar according to the present invention;
fig. 4 is a schematic front sectional view of the elastic connection mechanism of the present invention.
In the figure: 1. a boom; 2. a first keel; 3. a first mounting link; 4. a first spring; 5. a first fixed block; 6. a sleeve; 7. a second spring; 8. a second mounting connecting rod; 9. a third mounting connecting rod; 10. a first gypsum board; 11. a limiting rod; 12. an elastic connection mechanism; 1201. a female rod; 1202. a third spring; 1203. a sub-rod; 1204. rock wool boards; 1205. an L-shaped rod; 1206. a support block; 13. a second gypsum board; 14. a third gypsum board; 15. a fourth gypsum board; 16. a second keel; 17. the expansion joint body.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a double-layer gypsum board ceiling expansion joint structure comprises a first keel 2 fixedly connected to the lower end of a suspender 1, a first mounting connecting rod 3 fixedly connected to the right side of the lower end of the first keel 2, first springs 4 fixedly connected to the left side and the right side of the inner portion of the lower end of the first mounting connecting rod 3, first fixing blocks 5 fixedly connected to the inner ends of single bodies of the first springs 4, the first keel 2 is mounted at the top of a house through the suspender 1, the first mounting connecting rod 3 below the right side of the first keel 2 penetrates into a first gypsum board 10, the first fixing blocks 5 are extruded through a limiting rod 11, and the first fixing blocks 5 are assisted by the first springs 4 to complete reset work;
the sleeve 6 is fixedly connected to the right side of the lower end of the first mounting connecting rod 3, a second spring 7 is fixedly connected to the inside of the sleeve 6, a second mounting connecting rod 8 is fixedly connected to the right end of the second spring 7, a third mounting connecting rod 9 is arranged on the left side of the first mounting connecting rod 3, a first gypsum board 10 is arranged at the lower end of the third mounting connecting rod 9, the second mounting connecting rod 8 is extruded, so that the lower end of the first mounting connecting rod 3 can penetrate into the first gypsum board 10 conveniently, the second mounting connecting rod 8 is helped to slide in the sleeve 6 through the second spring 7, the reset work is completed, the second mounting connecting rod 8 can be clamped into the lower end of the third mounting connecting rod 9 conveniently, and therefore the connection between the first keel 2 and the first gypsum board 10 can be reinforced conveniently;
the limiting rod 11 is fixedly connected to the inner position of the right side above the first gypsum board 10, the elastic connection mechanism 12 is connected to the right side of the first gypsum board 10 in a penetrating manner, the lower end of the first gypsum board 10 is tightly attached to the second gypsum board 13, the third gypsum board 14 is arranged on the right side of the second gypsum board 13, the upper end of the third gypsum board 14 is tightly attached to the fourth gypsum board 15, when the first installation connecting rod 3 penetrates into the upper end of the first gypsum board 10, the limiting rod 11 can be clamped into the lower end of the first installation connecting rod 3, so that the connection between the first installation connecting rod 3 and the first gypsum board 10 is conveniently reinforced, the first gypsum board 10 and the fourth gypsum board 15 are conveniently connected together in an elastic manner through the elastic connection mechanism 12, the second gypsum board 13 and the third gypsum board 14 are conveniently connected together in an elastic manner through the elastic connection mechanism 12, the expansion joint body 17 is convenient to carry out fireproof and flame-retardant treatment through the elastic connecting mechanism 12;
second fossil fragments 16, its setting is in the top position of fourth gypsum board 15, and the upper end right side fixedly connected with jib 1 of second fossil fragments 16, and the left side below of second fossil fragments 16 is provided with expansion joint body 17, is convenient for install second fossil fragments 16 at house top position through jib 1, can prevent first gypsum board 10, second gypsum board 13, third gypsum board 14 and fourth gypsum board 15 through expansion joint body 17 the phenomenon of crack from appearing.
When the double-layer gypsum board suspended ceiling expansion joint structure is used, as shown in fig. 2 and 3, the first mounting connecting rod 3 is connected with the limiting rod 11 in a clamping manner and plays a role of connecting the first gypsum board 10, the limiting rod 11 is connected with the first fixing block 5 in a clamping manner and plays a role of reinforcing the position of the joint of the first mounting connecting rod 3 and the limiting rod 11, the lower end of the first mounting connecting rod 3 penetrates through the upper end of the first gypsum board 10, so that the limiting rod 11 is clamped into the lower end of the first mounting connecting rod 3, the first fixing block 5 is extruded through the limiting rod 11, the first fixing block 5 is driven to slide outwards, when the groove hole on the outer side of the upper end of the limiting rod 11 slides to the position of the first fixing block 5, the first fixing block 5 is assisted by the first spring 4 to complete the reset work, and the limiting rod 11 is conveniently and firmly fixed inside the lower end of the first mounting connecting rod 3, so as to be convenient for reinforcing the connection between the first mounting connecting rod 3 and the first gypsum board 10;
specifically, as shown in fig. 1 and 2, the second mounting connecting rod 8 is connected with the third mounting connecting rod 9 in a clamping manner and plays a role of reinforcing the position of the joint between the first keel 2 and the first gypsum board 10, the second mounting connecting rod 8 is symmetrically arranged in the left-right direction about the central axis of the third mounting connecting rod 9 and plays a role of reinforcing the position of the joint between the third mounting connecting rod 9 and the first gypsum board 10, the second mounting connecting rod 8 is squeezed, so that the lower end of the first mounting connecting rod 3 can penetrate into the upper end of the first gypsum board 10, when the second mounting connecting rod 8 slides to the slotted hole position of the lower end of the third mounting connecting rod 9, the second mounting connecting rod 8 is helped to complete the reset operation through the second spring 7, so that the second mounting connecting rod 8 is clamped into the third mounting connecting rod 9, so that the connection between the third mounting connecting rod 9 and the first gypsum board 10 can be reinforced, so as to be convenient for reinforcing the connection between the first keel 2 and the first gypsum board 10;
specifically, as shown in fig. 1 and 4, the elastic connection mechanism 12 includes a mother rod 1201, a third spring 1202, a sub-rod 1203, a rock wool board 1204, an L-shaped rod 1205 and a supporting block 1206, the third spring 1202 is fixedly connected to the inside of the mother rod 1201, the sub-rod 1203 is fixedly connected to the right end of the third spring 1202, the rock wool board 1204 is arranged below the right side of the sub-rod 1203, the L-shaped rod 1205 is arranged on the right side above the rock wool board 1204, the supporting block 1206 is connected to the lower end of the right side of the L-shaped rod 1205 in a penetrating manner, the elastic connection mechanism 12 is used for elastically connecting the first gypsum board 10 and the fourth gypsum board 15 together, and for elastically connecting the second gypsum board 13 and the third gypsum board 14 together, so that the elastic support is provided between the first gypsum board 10 and the fourth gypsum board 15, and between the second gypsum board 13 and the third gypsum board 14, and when the first gypsum board 10 and the fourth gypsum board 15, the elastic support is provided, When the second gypsum board 13 and the third gypsum board 14 expand with heat and contract with cold, the distance between the first gypsum board 10 and the fourth gypsum board 15 and the distance between the second gypsum board 13 and the third gypsum board 14 are shortened, and the elastic connection mechanism 12 is used for elastically supporting the first gypsum board 10 and the fourth gypsum board 15 and the second gypsum board 13 and the third gypsum board 14, so that the first gypsum board 10, the second gypsum board 13, the third gypsum board 14 and the fourth gypsum board 15 cannot deform due to extrusion and then crack occurs;
specifically, as shown in fig. 1 and 4, the female bars 1201 are arranged in bilateral symmetry about the central axis of the supporting block 1206 and function to connect the first gypsum board 10 and the fourth gypsum board 15, the L-shaped bars 1205 are fixedly connected to the female bars 1201, the L-shaped bars 1205 form a sliding structure on the supporting block 1206 and function to elastically support the first gypsum board 10 and the fourth gypsum board 15, the female bars 1201 on the left and right sides respectively penetrate into the first gypsum board 10 and the fourth gypsum board 15, so as to elastically connect the first gypsum board 10 and the fourth gypsum board 15 together, the first gypsum board 10 and the fourth gypsum board 15 have an elastic supporting force through the third spring 1202, when the first gypsum board 10 and the fourth gypsum board 15 expand with heat and contract with cold, the distance between the first gypsum board 10 and the fourth gypsum board 15 is shortened, so as to drive the L-shaped bars 1205 to slide on the supporting block 1206, the sub-rod 1203 is driven to contract into the main rod 1201 conveniently, so that the length of the expansion joint body 17 is reduced, the area change of the first gypsum board 10 and the area change of the fourth gypsum board 15 are adapted conveniently, and the first gypsum board 10 and the fourth gypsum board 15 are prevented from cracking;
specifically as shown in fig. 1 and 4, rock wool board 1204 sets up and plays the effect of fire prevention and fire insulation about the axis bilateral symmetry of supporting shoe 1206, and rock wool board 1204's below upper surface closely pastes and plays the effect of supporting shoe 1206 with the lower surface of supporting shoe 1206, is convenient for carry out fire prevention and fire insulation through rock wool board 1204 to expansion joint body 17 and handles, is convenient for support the lower extreme of supporting shoe 1206 through rock wool board 1204 and handles for L type pole 1205 can stably slide on supporting shoe 1206.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that various changes, modifications and substitutions can be made without departing from the spirit and scope of the utility model as defined by the appended claims. Any modification, equivalent replacement, or improvement made without departing from the spirit and principle of the present invention shall fall within the protection scope of the present invention.
Claims (6)
1. The utility model provides a double-deck gypsum board furred ceiling expansion joint structure which characterized in that: the method comprises the following steps:
the lower end of the suspender is fixedly connected with a first keel, the right side of the lower end of the first keel is fixedly connected with a first installation connecting rod, the left side and the right side of the inner part of the lower end of the first installation connecting rod are fixedly connected with first springs, and the inner ends of the single bodies of the first springs are fixedly connected with first fixing blocks;
the sleeve is fixedly connected to the right side of the lower end of the first mounting connecting rod, a second spring is fixedly connected inside the sleeve, the right end of the second spring is fixedly connected with a second mounting connecting rod, a third mounting connecting rod is arranged on the left side of the first mounting connecting rod, and a first gypsum board is arranged at the lower end of the third mounting connecting rod;
the limiting rod is fixedly connected to the inner position of the right side above the first gypsum board, the right side of the first gypsum board is connected with the elastic connecting mechanism in a penetrating mode, the lower end of the first gypsum board is tightly attached and connected with a second gypsum board, a third gypsum board is arranged on the right side of the second gypsum board, and the upper end of the third gypsum board is tightly attached and connected with a fourth gypsum board;
the second fossil fragments, its top position of setting at fourth gypsum board, the upper end right side fixedly connected with jib of second fossil fragments, and the left side below of second fossil fragments is provided with the expansion joint body.
2. The double-deck plasterboard ceiling expansion joint structure of claim 1, wherein: the first mounting connecting rod is connected with the limiting rod in a clamping mode and plays a role in connecting the first gypsum board, and the limiting rod is connected with the first fixing block in a clamping mode and plays a role in reinforcing the position of the joint of the first mounting connecting rod and the limiting rod.
3. The double-deck plasterboard ceiling expansion joint structure of claim 1, wherein: the second installation connecting rod is connected with the third installation connecting rod in a clamping mode and plays a role in reinforcing the position of the joint of the first keel and the first gypsum board, and the second installation connecting rod is arranged in a bilateral symmetry mode relative to the central axis of the third installation connecting rod and plays a role in reinforcing the position of the joint of the third installation connecting rod and the first gypsum board.
4. The double-deck plasterboard ceiling expansion joint structure of claim 1, wherein: elastic connection mechanism includes female pole, third spring, son pole, rock wool board, L type pole and supporting shoe, and the inside fixedly connected with third spring of female pole, the right-hand member fixedly connected with son pole of third spring, and the right side below of son pole is provided with the rock wool board, the top right side of rock wool board is provided with L type pole, and the right side lower extreme through connection of L type pole has the supporting shoe.
5. The double-deck plasterboard ceiling expansion joint structure of claim 4, wherein: the female rod is arranged in a bilateral symmetry mode relative to the central axis of the supporting block and plays a role in connecting the first gypsum board and the fourth gypsum board, the L-shaped rod is fixedly connected with the female rod, and the L-shaped rod forms a sliding structure on the supporting block and plays a role in elastically supporting the first gypsum board and the fourth gypsum board.
6. The double-deck plasterboard ceiling expansion joint structure of claim 4, wherein: the rock wool board is arranged in a bilateral symmetry mode relative to the central axis of the supporting block and plays a role in fire prevention and fire insulation, and the lower upper surface of the rock wool board is tightly attached to the lower surface of the supporting block and plays a role in supporting the supporting block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121236980.7U CN216007486U (en) | 2021-06-04 | 2021-06-04 | Double-deck gypsum board furred ceiling expansion joint structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121236980.7U CN216007486U (en) | 2021-06-04 | 2021-06-04 | Double-deck gypsum board furred ceiling expansion joint structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216007486U true CN216007486U (en) | 2022-03-11 |
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ID=80523857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121236980.7U Expired - Fee Related CN216007486U (en) | 2021-06-04 | 2021-06-04 | Double-deck gypsum board furred ceiling expansion joint structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216007486U (en) |
-
2021
- 2021-06-04 CN CN202121236980.7U patent/CN216007486U/en not_active Expired - Fee Related
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Granted publication date: 20220311 |