Prefabricated building prefabricated external wall panel connecting piece

Abstract

The utility model provides a prefabricated building prefabricated external wall panel connecting piece which comprises a first external wall panel and a second external wall panel, one side of the first external wall panel and one side of the second external wall panel are fixedly provided with an integrated fixing plate, the other side of the first external wall panel and the other side of the second external wall panel are provided with penetrating-in grooves for the fixing plate to penetrate in, and the penetrating-in grooves are communicated with the first external wall panel and the second external wall panel. A rotating rod is arranged in the penetrating groove, a plurality of sections of external thread surfaces are carved on the outer surface of the rotating rod, each section of external thread surface is composed of two external threads opposite to each other, and each section of external thread surface is sleeved with two clamping plates in a threaded mode. Compared with the prior art, the externally-hung wall plate has the advantages that by rotating the rotating rod, the two clamping plates in each pair move close to each other, finally the fixing plate is clamped, installation between the first externally-hung wall plate and the second externally-hung wall plate is completed, the externally-hung wall plate is easy to install, the problem that installation is inconvenient due to the fact that a complex connecting structure is designed is solved, and the installation efficiency is improved. The connecting parts are simple, the manufacturing cost is not high, and application and popularization are achieved.

Description

Technical Field

[0001] The utility model relates to a connecting piece for prefabricated external wall panels of assembled buildings, belonging to the field of construction. Background Art

[0002] With the rapid development of the economy, people's demand for housing has greatly increased, making the construction industry in our country a pillar industry of the national economy. The rapid development of this industry urgently requires improving the technicality, hierarchy, comfort and aesthetics of the housing industry.

[0003] In existing light and low steel structure houses, the connection structure between the external wall panel and the main structure is very complex. Its installation requires many special connecting pieces, with a high cost, and the construction process is relatively complex, affecting the construction period. At the same time, it is not convenient for assembly and affects the use. Content of the Utility Model

[0004] Aiming at the deficiencies of the existing technology, the purpose of the utility model is to provide a connecting piece for prefabricated external wall panels of assembled buildings.

[0005] In order to achieve the above purpose, the utility model is realized through the following technical solutions:

[0006] A connecting piece for prefabricated external wall panels of assembled buildings includes a first external wall panel and a second external wall panel. An integrated fixing plate is fixedly arranged on one side of the first external wall panel and the second external wall panel. A penetration groove for the fixing plate to penetrate into is formed on the other side of the first external wall panel and the second external wall panel. A rotating rod is arranged in the penetration groove. Multiple sections of external thread surfaces are engraved on the outer surface of the rotating rod. Each section of the external thread surface is composed of two external threads with opposite threads. Two clamping plates are thread sleeved on each section of the external thread surface, and the clamping plates clamp the corresponding fixing plate.

[0007] Furthermore, insertion rods are fixedly arranged on the clamping plates, and positioning holes corresponding to the insertion rods are formed on the fixing plates.

[0008] Furthermore, a bearing is sleeved at the bottom end of the rotating rod, the bearing is fixed at the inner bottom end of the penetration groove, and a through rod that slidably penetrates through the clamping plate is fixedly arranged in the penetration groove.

[0009] Furthermore, a rotating circular plate is fixedly arranged at the top end of the rotating rod. An expansion groove is formed on one side of the top ends of the first external wall panel and the second external wall panel. The rotating circular plate is in contact with the inner wall of the expansion groove, and a plum blossom hole is formed at the top end of the rotating circular plate.

[0010] Furthermore, a positioning rod is fixedly arranged on the side wall of one of the fixing plates, and a positioning sliding groove corresponding to the positioning rod is formed on the inner wall of the penetration groove.

[0011] Furthermore, grooves are provided on both sides of one end of the external wall panel one where it is located at one end of the external wall panel two. A sealing rod corresponding to the grooves is fixedly provided at one end of the external wall panel two where it is located at one end of the external wall panel one. An elastic sealing strip is pasted on the inner wall of the groove.

[0012] Furthermore, a sealing top plate is provided at the top of the external wall panel one and the external wall panel two. Corresponding threaded holes are provided on the sealing top plate, the external wall panel one, and the external wall panel two.

[0013] Furthermore, two secondary elastic sealing strips are provided at the bottom end of the sealing top plate. Sealing arc grooves corresponding to the secondary elastic sealing strips are provided at the top ends of the external wall panel one and the external wall panel two.

[0014] Advantages of the present utility model:

[0015] By rotating the rotating rod, the clamping plates in each pair move closer to each other, and finally clamp the fixing plate, thus completing the installation between the external wall panel one and the external wall panel two. The installation of this application is simple, and it avoids the problem of inconvenient installation caused by designing complex connection structures. The connection components of this application are simple and the cost is not high, which is more suitable for popularization and use. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for use in the embodiments. Obviously, the drawings in the following description are only some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0017] Figure 1 It is the front view of a prefabricated external wall panel connecting member for an assembled building of the present utility model;

[0018] Figure 2 It is the internal schematic diagram of the insertion groove of a prefabricated external wall panel connecting member for an assembled building of the present utility model;

[0019] Figure 3 It is the schematic diagram of the rotating circular plate of a prefabricated external wall panel connecting member for an assembled building of the present utility model;

[0020] Figure 4 It is the schematic diagram of the sealing top plate of a prefabricated external wall panel connecting member for an assembled building of the present utility model.

[0021] In the figure: 1. Outer hanging wall panel one; 2. Outer hanging wall panel two; 3. Fixed plate; 4. Insertion groove; 5. Rotating rod; 6. External thread surface; 7. Clamping plate; 8. Insertion rod; 9. Positioning hole; 10. Bearing; 11. Inserting rod; 12. Rotating circular plate; 13. Expansion groove; 14. Plum blossom hole; 15. Positioning rod; 16. Positioning sliding groove; 17. Groove; 18. Sealing rod; 19. Sealing top plate; 20. Threaded hole; 21. Secondary elastic sealing strip; 22. Sealing arc groove. Detailed implementation manner

[0022] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0023] Please refer to Figures 1-4 , the present invention provides a technical solution: a prefabricated external hanging wall panel connector for an assembled building, including an outer hanging wall panel one 1 and an outer hanging wall panel two 2. An integrated fixed plate 3 is fixedly provided on one side of the outer hanging wall panel one 1 and the outer hanging wall panel two 2. A penetration groove 4 for the penetration of the fixed plate 3 is provided on the other side of the outer hanging wall panel one 1 and the outer hanging wall panel two 2. A rotating rod 5 is arranged in the penetration groove 4. Multiple sections of external thread surfaces 6 are engraved on the outer surface of the rotating rod 5. Each section of the external thread surface 6 is composed of two external threads with opposite threads. Two clamping plates 7 are threadedly sleeved on each section of the external thread surface 6, and the clamping plates 7 clamp the corresponding fixed plate 3.

[0024] Refer to Figures 1-2 , insertion rods 8 are fixedly provided on the clamping plates 7, positioning holes 9 corresponding to the insertion rods 8 are provided on the fixed plates 3. For the insertion rods 8 on the clamping plates 7, every two pairs of the clamping plates 7 move closer to each other. Therefore, the insertion rods 8 will also move closer to each other. Finally, the insertion rods 8 are inserted into the positioning holes 9, and finally the clamping of the fixed plate 3 is completed.

[0025] Refer to Figures 1-4, a bearing 10 is sleeved at the bottom end of the rotating rod 5, the bearing 10 is fixed at the inner bottom end of the penetration groove 4, a penetrating rod 11 that slidably penetrates through the clamping plate 7 is fixedly arranged in the penetration groove 4, a rotating circular plate 12 is fixedly arranged at the top end of the rotating rod 5, an expansion groove 13 is opened at one side of the top ends of the outer wall hanging board one 1 and the outer wall hanging board two 2, the rotating circular plate 12 is contact - arranged on the inner wall of the expansion groove 13, a plum blossom hole 14 is opened at the top end of the rotating circular plate 12, and a penetrating rod 11 that slidably penetrates through the clamping plate 7 is fixedly arranged in the penetration groove 4, so as to ensure that the clamping plate 7 moves vertically. The design of the plum blossom hole 14 corresponds to the drill bit of the drill. By using the carried drill to drive the rotation of the rotating rod, the splicing and installation of the outer wall hanging board one 1 and the outer wall hanging board two 2 are completed.

[0026] Refer to Figure 2 , a positioning rod 15 is fixedly arranged on the side wall of one of the fixing plates 3, and a positioning sliding groove 16 corresponding to the positioning rod 15 is opened on the inner wall of the penetration groove 4. During the process of inserting the fixing plate 3 on the outer wall hanging board one 1 into the penetration groove 4 of the outer wall hanging board two 2, the outer wall hanging board one 1 and the outer wall hanging board two 2 need to be aligned. The positioning rod 15 and the positioning sliding groove 16 are the aligning components. When the positioning rod 15 is aligned and inserted into the positioning sliding groove 16, the outer wall hanging board one 1 and the outer wall hanging board two 2 can be well spliced and aligned.

[0027] Refer to Figures 1-4 , grooves 17 are opened on both sides of one end of the outer wall hanging board one 1 where it is located at the outer wall hanging board two 2, a sealing rod 18 corresponding to the grooves 17 is fixedly arranged at one end of the outer wall hanging board two 2 where it is located at the outer wall hanging board one 1, an elastic sealing strip is pasted on the inner wall of the grooves 17. Grooves 17 are opened on both sides of one end of the outer wall hanging board one 1 where it is located at the outer wall hanging board two 2, a sealing rod 18 corresponding to the grooves 17 is fixedly arranged at one end of the outer wall hanging board two 2 where it is located at the outer wall hanging board one 1, an elastic sealing strip is pasted on the inner wall of the grooves 17. When the outer wall hanging board one 1 and the outer wall hanging board two 2 are well spliced and aligned, at this time, the sealing rod 18 is inserted into the grooves 17 and tightly presses against the elastic sealing strip, thereby blocking the entry of external rainwater into the gap between the two outer wall hanging board bodies and increasing the service life.

[0028] Refer to Figures 1-4 , a sealing top plate 19 is arranged at the top ends of the outer wall hanging board one 1 and the outer wall hanging board two 2, corresponding threaded holes 20 are opened on the sealing top plate 19, the outer wall hanging board one 1 and the outer wall hanging board two 2, two auxiliary elastic sealing strips 21 are arranged at the bottom end of the sealing top plate 19, and sealing arc grooves 22 corresponding to the auxiliary elastic sealing strips 21 are opened at the top ends of the outer wall hanging board one 1 and the outer wall hanging board two 2. By providing the sealing top plate 19, the gap can be blocked, and at the same time, it can play a role in rain shielding.

[0029] During specific operation, the fixing plate 3 on the external wall panel 1 is inserted into the insertion groove 4 of the external wall panel 2, and then the rotating rod 5 is rotated to make the clamping plates 7, two by two, move closer to each other until the fixing plate 3 is clamped. Thus, the installation between the external wall panel 1 and the external wall panel 2 is completed. The installation of this application is simple, and it avoids the problem of inconvenient installation caused by designing complex connection structures. The connection components of this application are simple and the cost is not high, so it is more widely used.

[0030] Although this specification is described according to the implementation manners, not every implementation manner only contains an independent technical solution. This narrative manner of the specification is only for clarity. Those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other implementation manners that can be understood by those skilled in the art.

Claims

1. An assembled building prefabricated external wall panel connector, characterized in that: The invention comprises an external wall panel 1 (1) and an external wall panel 2 (2), wherein an integrated fixing plate (3) is fixedly provided on one side of the external wall panel 1 (1) and the external wall panel 2 (2), and a penetration groove (4) is provided on the other side of the external wall panel 1 (1) and the external wall panel 2 (2) for the fixing plate (3) to penetrate, a rotating rod (5) is provided in the penetration groove (4), and a plurality of sections of external threaded surfaces (6) are engraved on the outer surface of the rotating rod (5), each section of the external threaded surface (6) is composed of two opposite external threads, and two clamping plates (7) are threadedly sleeved on each section of the external threaded surface (6), and the clamping plates (7) clamp the corresponding fixing plate (3), and a bearing (10) is sleeved on the bottom end of the rotating rod (5), and the bearing (10) is fixed to the inner bottom end of the penetration groove (4), and a penetration rod (11) is fixed in the penetration groove (4) and slides through the clamping plate (7).

2. The prefabricated exterior wall panel connector for an assembled building according to claim 1, characterized in that: The clamping plates (7) are all fixedly provided with insertion rods (8), and the fixing plates (3) are all provided with positioning holes (9) corresponding to the insertion rods (8).

3. The prefabricated exterior wall panel connector for an assembled building according to claim 2, characterized in that: A rotating circular plate (12) is fixedly provided at the top of the rotating rod (5); an expansion groove (13) is provided on one side of the top of the external wall panel 1 (1) and the external wall panel 2 (2); the rotating circular plate (12) is contact-arranged on the inner wall of the expansion groove (13); and a plum blossom hole (14) is provided at the top of the rotating circular plate (12).

4. The prefabricated exterior wall panel connector for an assembled building according to claim 3, characterized in that: A positioning rod (15) is fixedly provided on the side wall of one of the fixed plates (3), and a positioning sliding groove (16) corresponding to the positioning rod (15) is provided on the inner wall of the penetration groove (4).

5. The prefabricated exterior wall panel connector for an assembled building according to claim 4, characterized in that: The external wall panel one (1) is provided with grooves (17) on both sides of one end of the external wall panel two (2); the external wall panel two (2) is provided with a sealing rod (18) corresponding to the groove (17) fixedly disposed on one end of the external wall panel one (1); and an elastic sealing strip is adhered to the inner wall of the groove (17).

6. The prefabricated exterior wall panel connector for an assembled building according to claim 5, characterized in that: The top ends of the external wall panel 1 (1) and the external wall panel 2 (2) are provided with sealing top plates (19), and corresponding threaded holes (20) are provided on the sealing top plates (19), the external wall panel 1 (1) and the external wall panel 2 (2).

7. The prefabricated exterior wall panel connector for an assembled building according to claim 6, characterized in that: The bottom end of the sealing top plate (19) is provided with two auxiliary elastic sealing strips (21), and the top end of the external wall panel one (1) and the top end of the external wall panel two (2) are provided with sealing arc grooves (22) corresponding to the auxiliary elastic sealing strips (21).

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