CN209874065U - Connecting device with adjustable connecting node - Google Patents
Connecting device with adjustable connecting node Download PDFInfo
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- CN209874065U CN209874065U CN201822273888.2U CN201822273888U CN209874065U CN 209874065 U CN209874065 U CN 209874065U CN 201822273888 U CN201822273888 U CN 201822273888U CN 209874065 U CN209874065 U CN 209874065U
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- wedge
- plate
- shaped
- limiting plates
- adjustable
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- 230000000712 assembly Effects 0.000 claims abstract description 17
- 238000000429 assembly Methods 0.000 claims abstract description 17
- 230000000149 penetrating effect Effects 0.000 claims abstract description 11
- 238000009434 installation Methods 0.000 abstract description 9
- 238000010276 construction Methods 0.000 abstract description 7
- 210000001503 joint Anatomy 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 230000002349 favourable effect Effects 0.000 abstract 1
- 238000003780 insertion Methods 0.000 description 7
- 230000037431 insertion Effects 0.000 description 7
- 230000009286 beneficial effect Effects 0.000 description 4
- 230000007423 decrease Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model relates to a connecting device with adjustable connecting nodes, which comprises a bottom plate, a connecting plate, two limiting plates and two clamping components; the bottom plate comprises a first surface and a second surface which are oppositely arranged, and the bottom plate is provided with a mounting window which penetrates through the first surface and the second surface; the connecting plate comprises a switching part and a wedge-shaped part arranged by penetrating through the mounting window, and the wedge-shaped part gradually becomes smaller from the first surface to the second surface along the transverse length; the two limiting plates are respectively clamped on two sides of the wedge-shaped part along the transverse direction; the two clamping assemblies are oppositely arranged on the first surface along the longitudinal direction, each clamping assembly comprises a base and an adjusting rod movably arranged on the base in a penetrating mode, and the adjusting rods of the two clamping assemblies respectively abut against the two sides of the wedge-shaped portion along the longitudinal direction. The connecting device with the adjustable connecting nodes can adjust the position of the adapter relative to the base plate in the transverse, longitudinal and vertical three-dimensional spaces, is favorable for improving the butt joint precision of the adapter part and the external wallboard, and ensures the installation effect and the construction quality.
Description
Technical Field
The utility model relates to a building structure technical field especially relates to a connecting device with adjustable connected node.
Background
With the rapid development of national economy, the pace of modern urban construction is gradually accelerated. Particularly, in recent years, the demand of people on houses is greatly increased, and the requirements on living conditions are higher and higher, so that the building industry in China becomes the post industry of national economy, and higher requirements on the quality of buildings are also provided. The rapid development of this industry has urgently required improvements in the technical, hierarchical, comfort, and aesthetic properties of the residential industry. The modernization of the housing industry is comprehensively promoted on the basis of low pollution, low consumption, low manpower, high efficiency, high quality and high mechanization.
The external wall board and the main structure are generally connected through the connecting nodes, the connecting nodes of the traditional external wall board and the main structure are mostly fixed connecting structures which cannot be adjusted, when a certain error exists in the installation position of the external wall board relative to the main structure, certain butt joint precision is poor due to the fact that the connecting nodes are connected with the external wall board, and the installation effect and the construction quality can be affected due to the fact that the connecting nodes cannot be adjusted.
SUMMERY OF THE UTILITY MODEL
In view of the above, there is a need to provide a connection device with adjustable connection nodes.
A connecting node adjustable connecting device comprises a bottom plate, a connecting plate, two limiting plates and two clamping assemblies, wherein one side of the bottom plate is used for connecting a main body structure, and the connecting plate is used for connecting an external wall panel; the bottom plate comprises a first surface and a second surface which are oppositely arranged, and the bottom plate is provided with a mounting window which penetrates through the first surface and the second surface; the connecting plate comprises a switching part and a wedge-shaped part arranged in a penetrating mode through the mounting window, and the length of the wedge-shaped part along the transverse direction is gradually reduced from the first surface to the second surface; the two limiting plates are oppositely arranged on the first surface along the transverse direction, and the two limiting plates are respectively clamped on two sides of the wedge-shaped part along the transverse direction; the clamping assemblies are oppositely arranged on the first surfaces along the longitudinal direction, each clamping assembly comprises a base and an adjusting rod movably arranged on the base in a penetrating mode, and the adjusting rods of the two clamping assemblies respectively abut against two sides of the wedge-shaped portion along the longitudinal direction.
One side of the bottom plate of the connecting node adjustable connecting device is used for being connected with the main body structure, and the adapter part is used for being connected with the external wall panel; when the connecting plate needs to be adjusted vertically, the two limiting plates are actuated to be close to or far away from each other along the transverse direction so as to position the connecting plate at the vertical position relative to the base plate, when the connecting plate needs to be adjusted along the transverse direction, the distance between the two limiting plates is kept unchanged, the two limiting plates are actuated to be transversely positioned so as to position the adaptor at the transverse position relative to the base plate, when the connecting plate needs to be adjusted along the longitudinal direction, the adjusting rods of the two clamping assemblies are actuated to be longitudinally adjusted so as to position the adaptor at the longitudinal position relative to the base plate, and when the position of the adaptor 21 is adjusted, the adaptor is connected with; therefore, the position of the adapter piece relative to the base plate in the transverse, longitudinal and vertical three-dimensional spaces can be adjusted, the butt joint precision of the adapter piece and the external wall panel can be improved, the installation effect and the construction quality can be guaranteed, the structure is simple, the installation and the adjustment are convenient, and the construction period can be shortened.
In one embodiment, the wedge extends from the first surface through the mounting window to the second surface; the connecting device with the adjustable connecting node further comprises a positioning block, wherein the positioning block is detachably connected with one end, extending out of the second surface, of the wedge-shaped part, so that one end, extending out of the second surface, of the wedge-shaped part is clamped on the second surface.
In one embodiment, the wedge-shaped part is provided with a jack, and the jack vertically extends out of the second surface; the positioning block is movably arranged on the jack in a penetrating mode, and two ends of the positioning block are abutted and buckled on the second surface.
In one embodiment, the positioning block is wedge-shaped.
In one embodiment, the device further comprises at least two fastening pieces, and the two fastening pieces are respectively used for detachably fixing the two limit plates on the first surface.
In one embodiment, the bottom plate is provided with at least two bar-shaped holes extending transversely, the two limiting plates respectively correspond to the two bar-shaped holes, each limiting plate is provided with a connecting hole, and the two fasteners respectively penetrate through the connecting holes in the two limiting plates to be connected with the corresponding bar-shaped holes.
In one embodiment, the number of the fasteners is four, the number of the strip-shaped holes is four, and the four strip-shaped holes are arranged at intervals along the circumferential direction of the mounting window; one of the limiting plates corresponds to two of the strip-shaped holes, and the other limiting plate corresponds to the other two strip-shaped holes; the number of the connecting holes in each limiting plate is two, and the two connecting holes in each limiting plate are respectively communicated with the two corresponding strip-shaped holes.
In one embodiment, the fastening piece is a bolt, and the fastening piece penetrates through the corresponding connecting hole and the strip-shaped hole to extend out of the second surface; and a nut is sleeved at one end of the fastener extending out of the second surface.
In one embodiment, a fixing plate is connected to one side of the bottom plate, and a rib plate is installed on the bottom of the fixing plate.
In one embodiment, the rib plates are arranged in a triangular shape.
Drawings
Fig. 1 is a perspective view of a connection node adjustable connection device according to a preferred embodiment of the present invention;
FIG. 2 is an exploded view of the adjustable connection device of the connection node of FIG. 1;
FIG. 3 is a top view of the adjustable connection device of the connection node of FIG. 1;
FIG. 4 is a bottom view of the adjustable connection device of the connection node of FIG. 1;
fig. 5 is a state diagram of the adjustable connecting device of the connecting node in fig. 1.
The meaning of the reference symbols in the drawings is:
major structure 100, bottom plate 10, first surface 11, second surface 12, installation window 13, bar hole 14, fixed plate 15, floor 16, connecting plate 20, switching portion 21, wedge portion 22, jack 23, limiting plate 30, connecting hole 31, inclined plane 32, centre gripping subassembly 40, base 41, adjust pole 42, locating piece 50, fastener 60, nut 61.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully below. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly on" another element, there are no intervening elements present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Referring to fig. 1 to 5, an adjustable connecting device for connecting a main structure 100 and an external wall panel according to a preferred embodiment of the present invention is shown; referring to fig. 1 and 2, the connection node adjustable connection device includes a bottom plate 10, a connection plate 20, two limiting plates 30 and two clamping assemblies 40; one side of the base plate 10 is used for connecting the main body structure 100; the base plate 10 includes a first surface 11 and a second surface 12 which are oppositely arranged in a vertical direction, and the second base plate 10 is provided with a mounting window 13 which penetrates through the first surface 11 and the second surface 12. The connecting plate 20 is used for connecting the external wall panel, the connecting plate 20 comprises an adapter part 21 and a wedge-shaped part 22 arranged by penetrating through the mounting window 13, the adapter part 21 is used for connecting with the external wall panel, and the adapter part 21 can be connected with the external wall panel in a welding or screwing mode and the like; the length of the wedge 22 in the transverse direction gradually decreases from the first surface 11 toward the second surface 12. In the present embodiment, each of the stopper plates 30 is provided in a rectangular parallelepiped shape. The two limiting plates 30 are oppositely arranged on the first surface 11 along the transverse direction, and the two limiting plates 30 are respectively clamped on two sides of the wedge-shaped part 22 along the transverse direction; the two clamping assemblies 40 are oppositely arranged on the first surface 11 along the longitudinal direction, each clamping assembly 40 comprises a base 41 and an adjusting rod 42 movably arranged on the base 41 in a penetrating mode, the base 41 is fixed on the first surface 11, the bases 41 of the two clamping assemblies 40 are respectively located on two sides of the installation window 13 along the longitudinal direction, and the adjusting rods 42 of the two clamping assemblies 40 respectively abut against two sides of the wedge-shaped portion 22 along the longitudinal direction.
When the main structure 100 and the external wall panel are connected by using the connecting node adjustable connecting device, one side of the bottom plate 10 is fixedly connected with the main structure 100, and the connecting plate 20 is in butt joint with the external wall panel in a test way to determine the position of the connecting plate 20 relative to the bottom plate 10; when the connecting plate 20 needs to be adjusted vertically, the two limiting plates 30 are actuated to be close to or far away from each other along the transverse direction so as to position the connecting plate 20 at the vertical position relative to the bottom plate 10, and the two limiting plates 30 are clamped on two opposite sides of the wedge-shaped part 22 along the transverse direction; when the connecting plate 20 needs to be adjusted in the transverse direction, the distance between the two limiting plates 30 is kept unchanged, and the two limiting plates 30 are actuated in the transverse direction to position the adaptor 20 in the transverse direction relative to the base plate 10; when the connecting plate 20 needs to be adjusted along the longitudinal direction, the adjusting rods 42 of the two clamping assemblies 40 are actuated to be adjusted along the longitudinal direction so as to position the adaptor 20 at the longitudinal position relative to the base plate 10, and the adjusting rods 42 of the two clamping assemblies 40 are clamped on two opposite sides of the wedge-shaped part 22 along the longitudinal direction; thereby, the adaptor 20 is adjusted in three dimensions, namely, in the transverse direction, the longitudinal direction and the vertical direction, relative to the base plate 10. It should be noted that, in order to adjust the connection plate 20, before the connection node is connected to the connection main structure 100 and the external wall panel, the distance and the position between the two limit plates 30 may be in the maximum reserved position, and the distance and the position between the adjustment rods 42 of the two clamping assemblies 40 may also be in the maximum reserved position.
In the present embodiment, for convenience of understanding, the horizontal direction of the base plate 10 is defined as the x direction, the vertical direction of the base plate 10 is defined as the y direction, and the vertical direction of the base plate 10 is defined as the z direction, as shown in fig. 1, 3, and 4.
Referring to fig. 2 and 4, in one embodiment, the wedge 22 extends from the first surface 11 through the mounting window 13 to the second surface 12. The adjustable connecting node further comprises a positioning block 50, the positioning block 50 is detachably connected with one end, extending out of the second surface 12, of the wedge-shaped portion 22, so that one end, extending out of the second surface 12, of the wedge-shaped portion 22 is clamped on the second surface 12, the wedge-shaped portion 22 can be prevented from moving upwards along the vertical direction and even being separated from the mounting window 13, and the connecting stability of the connecting node and the external wall panel is enhanced. Specifically, the wedge portion 22 is provided with an insertion hole 23, the insertion hole 23 vertically extends out of the second surface 12, and one end of the insertion hole 23 close to the first surface 11 is flush with the second surface 12 or is located in the mounting window 13. The positioning block 50 is movably arranged on the insertion hole 23 in a penetrating way, and two ends of the positioning block 50 are abutted and buckled on the second surface 12; in other words, one end of the positioning block 50 abuts against the second surface 12, and the other end of the positioning block 50 passes through the insertion hole 23 and abuts against the second surface 12. In this embodiment, the positioning block 50 is wedge-shaped, that is, the length of the positioning block 50 along the vertical direction gradually decreases from one end to the other end of the positioning block 50 along the horizontal direction or the vertical direction, so as to adapt to the portions of the insertion holes 23 extending out of the second surface 12 with different lengths, thereby effectively ensuring that the positioning block 50 firmly clamps the end of the wedge portion 22 extending out of the second surface 12 on the second surface 12, and being beneficial to improving the positioning accuracy of the external wall panel. In one embodiment, the wedge 22 may be engaged by replacing the positioning block 50 with a different size according to the length of the insertion hole 23 extending from the second surface 12.
The connecting device with the adjustable connecting node further comprises at least two fasteners 60, wherein the two fasteners 60 are respectively used for detachably fixing two limiting plates 30 on the first surface 11 so as to prevent the limiting plates 30 from moving relative to the bottom plate 10 when clamping the wedge-shaped part 22, and ensure the stability of clamping the wedge-shaped part 22 by the two limiting plates 30. Specifically, the bottom plate 10 is provided with at least two strip-shaped holes 14 extending transversely; in the present embodiment, the two bar-shaped holes 14 are arranged along the transverse direction at intervals; in other embodiments, the two strip-shaped holes 14 can also be arranged in a transverse communication manner. The two limiting plates 30 correspond to the two strip-shaped holes 14 respectively, each limiting plate 30 is provided with a connecting hole 31, the connecting holes 31 on the limiting plates 30 are communicated with the corresponding strip-shaped holes 14, and the two fasteners 60 penetrate through the connecting holes 31 on the two limiting plates 30 and are connected with the corresponding strip-shaped holes 14 respectively so as to fix the limiting plates 30 on the first surface 11; when the limiting plate 30 needs to be moved, the fastener 60 can be removed to move, and the connecting holes 31 on the limiting plate 30 correspond to different parts of the corresponding strip-shaped holes 14 so as to adjust the position of the limiting plate 30 on the first surface 11. In this embodiment, the fastener 60 is a bolt, the fastener 60 passes through the corresponding connecting hole 31 and the strip-shaped hole 14 to extend out of the second surface 12, and a nut 61 is sleeved on one end of the fastener 60 extending out of the second surface 12 to prevent the fastener 60 from shaking or separating out of the connecting hole 31 and the strip-shaped hole 14, thereby being beneficial to enhancing the stability of the fastener 60 in connection with the limiting plate 30 and the bottom plate 10.
In the present embodiment, the number of the fastening members 60 is four, the number of the strip holes 14 is four, and the four strip holes 14 are provided at intervals in the circumferential direction of the mounting window 13. One of the limiting plates 30 corresponds to two of the strip-shaped holes 14, and the other limiting plate 30 corresponds to the other two strip-shaped holes 14; the number of the connecting holes 31 on each limiting plate 30 is two, and the two connecting holes 31 on each limiting plate 30 are respectively communicated and corresponding to the two corresponding strip-shaped holes 14; each of the retainer plates 30 is fixed to the base plate 10 by two fasteners 60, which is beneficial to enhance the stability of the retainer plates 30 fixed to the second surface 12.
Referring to fig. 1 and 2 again, in one embodiment, the side of each of the position-limiting plates 30 contacting the wedge-shaped portion 22 is an inclined surface 32, and the inclined surface 32 is correspondingly attached to the wedge-shaped portion 22 so as to clamp and adjust the wedge-shaped portion 22; specifically, when the wedge 22 needs to be adjusted vertically upward, the two limiting plates 30 approach each other, and the inclined surface 32 on the limiting plate 30 pushes the wedge 22 to move vertically upward.
Referring to fig. 1, 2 and 3, in one embodiment, the adjusting rod 42 is provided with threads, and the adjusting rod 42 is in threaded connection with the base 41, so that the adjusting rod 42 can be rotated to be longitudinally close to or far from the wedge 22, thereby facilitating adjustment.
Referring to fig. 5, in one embodiment, a fixing plate 15 is further connected to one side of the base plate 10, and the fixing plate 15 and the base plate 10 are integrally formed or welded together; the fixing plate 15 is used for connecting with the main body structure 100, and specifically, the fixing plate 15 can be connected with the main body structure 100 by screwing or welding; the bottom of the fixing plate 15 is provided with a rib plate 16, the rib plate 16 is a triangular body, one side of the rib plate 16, which is far away from the bottom plate 10, is used for connecting the main structure 100, and the design of the rib plate 16 is beneficial to enhancing the stability of the connection between the fixing plate 15 and the main structure 100.
The bottom plate 10 of the connection node adjustable connecting device of the utility model is used for connecting with the main structure 100, and the switching part 21 is used for connecting with the external wall panel; when the connecting plate 20 needs to be adjusted vertically, the two limiting plates 30 are actuated to be close to or far away from each other along the transverse direction so as to position the connecting plate 20 at the vertical position relative to the base plate 10, when the connecting plate 20 needs to be adjusted along the transverse direction, the distance between the two limiting plates 30 is kept unchanged, the two limiting plates 30 are actuated to position the adaptor 20 at the transverse position relative to the base plate 10 along the transverse direction, when the connecting plate 20 needs to be adjusted along the longitudinal direction, the adjusting rods 42 of the two clamping assemblies 40 are actuated to be adjusted along the longitudinal direction so as to position the adaptor 20 at the longitudinal position relative to the base plate 10, and when the position of the adaptor 21 is adjusted, the adaptor 21 is connected; therefore, the position of the adapter piece 20 relative to the base plate 10 in the transverse, longitudinal and vertical three-dimensional spaces can be adjusted, the butt joint precision of the adapter part 21 and the external wall panel can be improved, the installation effect and the construction quality can be guaranteed, the structure is simple, the installation and the adjustment are convenient, and the construction period can be shortened.
The technical features of the embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments are not described, however, as long as there is no contradiction between the combinations of the technical features, the combinations should be considered as the scope of the description in the present specification.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. A connecting node adjustable connecting device is characterized by comprising a bottom plate, a connecting plate, two limiting plates and two clamping assemblies, wherein one side of the bottom plate is used for connecting a main body structure, and the connecting plate is used for connecting an external wall-hanging plate; the bottom plate comprises a first surface and a second surface which are oppositely arranged, and the bottom plate is provided with a mounting window which penetrates through the first surface and the second surface; the connecting plate comprises a switching part and a wedge-shaped part arranged in a penetrating mode through the mounting window, and the length of the wedge-shaped part along the transverse direction is gradually reduced from the first surface to the second surface; the two limiting plates are oppositely arranged on the first surface along the transverse direction, and the two limiting plates are respectively clamped on two sides of the wedge-shaped part along the transverse direction; the clamping assemblies are oppositely arranged on the first surfaces along the longitudinal direction, each clamping assembly comprises a base and an adjusting rod movably arranged on the base in a penetrating mode, and the adjusting rods of the two clamping assemblies respectively abut against two sides of the wedge-shaped portion along the longitudinal direction.
2. The adjustable connection apparatus of claim 1, wherein the wedge extends from the first surface through the mounting window to the second surface; the connecting device with the adjustable connecting node further comprises a positioning block, wherein the positioning block is detachably connected with one end, extending out of the second surface, of the wedge-shaped part, so that one end, extending out of the second surface, of the wedge-shaped part is clamped on the second surface.
3. The adjustable connecting device of the connecting node according to claim 2, wherein the wedge-shaped part is provided with a jack, and the jack vertically extends out of the second surface; the positioning block is movably arranged on the jack in a penetrating mode, and two ends of the positioning block are abutted and buckled on the second surface.
4. The adjustable connecting device of claim 3, wherein the positioning block is wedge-shaped.
5. The adjustable connecting device of claim 1, further comprising at least two fastening members, each fastening member being used to detachably fix two limiting plates to the first surface.
6. The adjustable connecting device of a connecting node according to claim 5, wherein the bottom plate is provided with at least two elongated holes extending transversely, the two limiting plates are respectively corresponding to the two elongated holes, each limiting plate is provided with a connecting hole, and two fasteners respectively penetrate through the connecting holes of the two limiting plates to be connected with the corresponding elongated holes.
7. The adjustable connecting device for the connecting node as claimed in claim 6, wherein the number of the fastening members is four, the number of the strip-shaped holes is four, and the four strip-shaped holes are arranged at intervals along the circumferential direction of the mounting window; one of the limiting plates corresponds to two of the strip-shaped holes, and the other limiting plate corresponds to the other two strip-shaped holes; the number of the connecting holes in each limiting plate is two, and the two connecting holes in each limiting plate are respectively communicated with the two corresponding strip-shaped holes.
8. The adjustable connecting device of claim 6, wherein the fastening member is a bolt, and the fastening member extends out of the second surface through the corresponding connecting hole and the corresponding strip-shaped hole; and a nut is sleeved at one end of the fastener extending out of the second surface.
9. The adjustable connecting device of the connecting node as claimed in claim 1, wherein a fixing plate is connected to one side of the bottom plate, and a rib plate is installed on the bottom of the fixing plate.
10. The adjustable connecting device of the connecting node as claimed in claim 9, wherein the rib is a triangular body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822273888.2U CN209874065U (en) | 2018-12-28 | 2018-12-28 | Connecting device with adjustable connecting node |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822273888.2U CN209874065U (en) | 2018-12-28 | 2018-12-28 | Connecting device with adjustable connecting node |
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| Publication Number | Publication Date |
|---|---|
| CN209874065U true CN209874065U (en) | 2019-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201822273888.2U Expired - Fee Related CN209874065U (en) | 2018-12-28 | 2018-12-28 | Connecting device with adjustable connecting node |
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| CN (1) | CN209874065U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109577490A (en) * | 2018-12-28 | 2019-04-05 | 筑梦高科建筑有限公司 | Connecting node adjustable connection apparatus |
-
2018
- 2018-12-28 CN CN201822273888.2U patent/CN209874065U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109577490A (en) * | 2018-12-28 | 2019-04-05 | 筑梦高科建筑有限公司 | Connecting node adjustable connection apparatus |
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Granted publication date: 20191231 |