Assembly type split combination door
By dividing the door into multiple modules and adopting an assembly design with connectors and fixing components, the high cost and susceptibility to damage in traditional door transportation and installation are solved, achieving low-cost transportation and efficient installation.
Patent Information
- Application Number
- CN202422900267.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-27
- Publication Date
- 2025-10-31
- Estimated Expiration
- 2034-11-27
AI Technical Summary
Traditional fixed doors suffer from high transportation costs, susceptibility to damage, and inconvenience during installation.
The door adopts a modular assembly design, which divides the door into an upper main door panel, a lower main door panel, an upper decorative panel, a lower decorative panel, and a side panel. Modular assembly is achieved through connectors and fixing components, and each part is transported independently and quickly assembled on site.
It reduces transportation volume and logistics costs, improves installation efficiency, increases design flexibility, and facilitates subsequent replacement and maintenance.
Smart Images

Figure CN223497783U_ABST
Abstract
Description
Technical Field
[0001] This application relates to the field of modular doors, and in particular to a prefabricated modular door. Background Technology
[0002] Doors are an important component of a building structure. They not only provide access but also serve functions such as isolating spaces, protecting privacy, and controlling temperature. Traditional doors are often fixed, requiring large transport vehicles for carrying, resulting in high transportation costs. In addition, due to the large size of the door panels, they are easily scratched or bumped during handling, affecting their appearance and usability. To solve these problems, a prefabricated modular door is proposed.
[0003] The information disclosed in this background section is only intended to enhance the understanding of the background technology of this application, and therefore may include prior art that is not known to those skilled in the art. Utility Model Content
[0004] To address the issue of modular doors, this application provides a prefabricated modular door.
[0005] The prefabricated split-type combination door provided in this application adopts the following technical solution:
[0006] A prefabricated split-type combination door includes an upper main door panel and a lower main door panel. A connector is provided on one side of the upper and lower main door panels that are close to each other. An upper decorative panel is slidably provided on the middle part of one side of the upper main door panel. An upper side panel and an upper side panel 2 that are easy to disassemble are provided on both sides of the upper decorative panel. A lower decorative panel is slidably provided on the middle part of one side of the lower main door panel. A lower side panel and an lower side panel 1 that are easy to disassemble are provided on both sides of the lower decorative panel. Connectors are provided on the sides of the upper side panel 1 and lower side panel 1, the upper decorative panel and lower decorative panel, and the upper side panel 2 and lower side panel 2 that are close to each other. Fixing components for the upper side panel 1, lower side panel 1, upper side panel 2, and lower side panel 2 are also provided on the upper and lower main door panels.
[0007] Preferably, the first connector is a first insert rod, and the upper main door panel and the lower main door panel are each provided with a first insertion hole for inserting into the first insert rod on the side that is close to each other. The second connector is a second insert rod, and the upper side panel and the lower side panel, the upper decorative panel and the lower decorative panel, the upper side panel and the lower side panel are each provided with a second insertion hole for inserting into the second insert rod on the side that is close to each other.
[0008] Preferably, the fixing component includes a fixing hole, a first bolt, a washer, and a second bolt. The fixing hole is formed on the first upper side plate, the first lower side plate, the second upper side plate, and the second lower side plate. The first bolt is threadedly connected to the fixing hole. The second bolt is located at the connection between the upper main door panel and the lower main door panel. The second bolt has a through hole for the washer to pass through. The second bolt passes through the washer and is threadedly connected to the upper main door panel and the lower main door panel.
[0009] Preferably, the projections of the first upper side panel and the first lower side panel, the upper decorative panel and the lower decorative panel, and the second upper side panel and the second lower side panel overlap.
[0010] Preferably, hinges are provided on one side of both the upper and lower side panels.
[0011] Preferably, both the upper and lower main door panels have slots for sliding the upper and lower decorative panels.
[0012] In summary, compared with related technologies, this utility model has the following beneficial effects:
[0013] By dividing the door into an upper main door panel, a lower main door panel, an upper decorative panel, a lower decorative panel, and upper side panel one, lower side panel one, upper side panel two, and lower side panel two, and combining and fixing the above parts into a whole using connectors and fasteners, compared with related technologies, the disassembled parts can be transported independently, reducing transportation volume and logistics costs. At the same time, each component can be quickly assembled on the construction site, greatly shortening the installation time. This not only improves installation efficiency but also increases design flexibility and facilitates subsequent replacement and maintenance. Attached Figure Description
[0014] Figure 1 This is a schematic diagram of the overall unfolded structure of the application embodiment. Figure 1 ;
[0015] Figure 2 This is a schematic diagram of the overall unfolded structure of the application embodiment. Figure 2 ;
[0016] Figure 3 This is a schematic diagram of the overall structure of an embodiment of the application.
[0017] Explanation of reference numerals in the attached diagram: 1. Upper main door panel; 2. Lower main door panel; 3. Upper side panel one; 4. Lower side panel one; 5. Upper decorative panel; 6. Lower decorative panel; 7. Upper side panel two; 8. Lower side panel two; 9. Fixing hole; 10. Bolt one; 11. Washer; 12. Bolt two; 13. Hinge; 14. Slot; 15. Insertion hole one; 16. Insert rod one; 17. Insertion rod two; 18. Insertion hole two. Detailed Implementation
[0018] The following is in conjunction with the appendix Figure 1-3This application will be described in further detail.
[0019] This application discloses a prefabricated modular door. (Refer to...) Figure 1-3 A prefabricated split-type combination door includes an upper main door panel 1 and a lower main door panel 2. A connector is provided on one side of the upper main door panel 1 and the lower main door panel 2 that are close to each other. An upper decorative panel 5 is slidably provided on the middle part of one side of the upper main door panel 1. An upper side panel 3 and an upper side panel 7 that are easy to disassemble are provided on both sides of the upper decorative panel 5. A lower decorative panel 6 is slidably provided on the middle part of one side of the lower main door panel 2. A lower side panel 4 and a lower side panel 8 that are easy to disassemble are provided on both sides of the lower decorative panel 6. A connector is provided on the side of the upper side panel 3 and the lower side panel 4, the upper decorative panel 5 and the lower decorative panel 6, and the upper side panel 7 and the lower side panel 8 that are close to each other. A fixing component for the upper side panel 3, the lower side panel 4, the upper side panel 7, and the lower side panel 8 is also provided on the upper main door panel 1 and the lower main door panel 2.
[0020] By adopting the above technical solution, the upper main door panel 1, lower main door panel 2, upper decorative panel 5, lower decorative panel 6, upper side panel 2 7, and lower side panel 2 8 can all be transported independently with a small transport volume. During installation, the upper side panel 1 3, upper side panel 2 7, and upper decorative panel 5 are fixed to the upper main door panel 1 using fixing components, and the lower side panel 1 4, lower side panel 2 8, and lower decorative panel 6 are fixed to the lower main door panel 2 using fixing components. Then, the upper main door panel 1 and lower main door panel 2, as well as the upper decorative panel 5, lower decorative panel 6, upper side panel 2 7, and lower side panel 2 8 on them, are connected by connector 1 and connector 2.
[0021] Reference Figure 1 , 2 Connector 1 is a plug rod 16. The upper main door panel 1 and the lower main door panel 2 are provided with plug holes 15 on their respective sides that are close to each other, which can be inserted into the plug rod 16. Connector 2 is a plug rod 2 17. The upper side panel 1 3 and the lower side panel 1 4, the upper decorative panel 5 and the lower decorative panel 6, the upper side panel 2 7 and the lower side panel 2 8 are provided with plug holes 2 18 on their respective sides that are close to each other, which can be inserted into the plug rod 2 17.
[0022] By adopting the above technical solution, the upper main door panel 1 and the lower main door panel 2 are connected by insert rod 16, and the upper side panel 3 and the lower side panel 4, the upper decorative panel 5 and the lower decorative panel 6, the upper side panel 7 and the lower side panel 8 are connected by insert rod 17, which facilitates the disassembly and replacement of each module.
[0023] Reference Figure 1The fixing assembly includes fixing holes 9, bolt 10, washer 11, and bolt 2 12. Fixing holes 9 are opened on upper side plate 1 3, lower side plate 1 4, upper side plate 2 7, and lower side plate 2 8. Bolt 10 is threaded to fixing holes 9. Bolt 2 12 is located at the connection between upper main door plate 1 and lower main door plate 2. Bolt 2 12 has a through hole for washer 11 to pass through. Bolt 2 12 passes through washer 11 and is threaded to upper main door plate 1 and lower main door plate 2.
[0024] By adopting the above technical solution, bolt 10 is used to fix the upper side plate 3, lower side plate 4, upper side plate 7, and lower side plate 8. Bolt 12 and washer 11 are used to fix the upper main door plate 1 and lower main door plate 2. At the same time, the setting of bolt 10 and bolt 12 also facilitates the inspection and maintenance of each panel.
[0025] Reference Figure 1 , 2 The projections of the upper panel 1 3 and the lower panel 1 4, the upper decorative panel 5 and the lower decorative panel 6, the upper panel 2 7 and the lower panel 2 8 overlap;
[0026] By adopting the above technical solution, the overlapping parts of the projection are actually on the same vertical line, which can provide better support, make the door panel more stable as a whole, and make the door look neater and more harmonious.
[0027] Reference Figure 1 Hinges 13 are provided on one side of both the upper panel 3 and the lower panel 4;
[0028] By adopting the above technical solution, hinge 13 is used to connect the door panel as a whole with the door frame.
[0029] Reference Figure 1 Both the upper main door panel 1 and the lower main door panel 2 are provided with slots 14 for the upper decorative panel 5 and the lower decorative panel 6 to slide.
[0030] By adopting the above technical solution, the slot 14 is designed to not only fix and limit the positions of the upper decorative panel 5 and the lower decorative panel 6 in conjunction with the upper side plate 1 3 and the lower side plate 1 4, the upper side plate 2 7 and the lower side plate 2 8, but also facilitate the disassembly and replacement of the upper decorative panel 5 and the lower decorative panel 6.
[0031] The implementation principle of a prefabricated split-type combination door according to an embodiment of this application is as follows: the upper main door panel 1, the lower main door panel 2, the upper decorative panel 5, the lower decorative panel 6, the upper side panel 2 7, and the lower side panel 2 8 can all be transported independently with a small transport volume. During installation, the upper side panel 1 3, the upper side panel 2 7, and the upper decorative panel 5 are fixed to the upper main door panel 1 with a set of bolts 10. The lower side panel 1 4, the lower side panel 2 8, and the lower decorative panel 6 are fixed to the lower main door panel 2 with another set of bolts 10. The upper main door panel 1 and the lower main door panel 2 are connected by a plug rod 16. The upper decorative panel 5, the lower decorative panel 6, the upper side panel 2 7, and the lower side panel 2 8 are connected by a plug rod 17. The assembly can be quickly completed by attaching the gasket 11 to the connection points on both sides of the upper main door panel 1 and the lower main door panel 2 and tightening the bolts 12.
[0032] Finally, the following points should be noted: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installation", "connection", and "linkage" should be interpreted broadly, and can be mechanical or electrical connections, or internal connections between two components, or direct connections. "Up", "down", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the described object changes, the relative positional relationship may change.
[0033] Secondly: The accompanying drawings of the embodiments disclosed in this utility model only involve the structures involved in the embodiments disclosed in this utility model. Other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of this utility model can be combined with each other.
[0034] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.
[0035] The above are all preferred embodiments of this application, and are not intended to limit the scope of protection of this application. Therefore, all equivalent changes made in accordance with the structure, shape and principle of this application should be covered within the scope of protection of this application.
Claims
1. A prefabricated split-type combination door, comprising an upper main door panel (1) and a lower main door panel (2), characterized in that: The upper main door panel (1) and the lower main door panel (2) are provided with a connector on one side close to each other. The upper main door panel (1) is provided with an upper decorative panel (5) in the middle part of one side. The upper decorative panel (5) is provided with an upper side panel (3) and an upper side panel (7) on both sides for easy disassembly. The lower main door panel (2) is provided with a lower decorative panel (6) in the middle part of one side. The lower decorative panel (6) is provided with a lower side panel (4) and a lower side panel (8) on both sides for easy disassembly. The upper side panel (3) and the lower side panel (4), the upper decorative panel (5) and the lower decorative panel (6), the upper side panel (7) and the lower side panel (8) are all provided with a connector on one side close to each other. The upper main door panel (1) and the lower main door panel (2) are also provided with fixing components for the upper side panel (3), the lower side panel (4), the upper side panel (7) and the lower side panel (8).
2. The prefabricated split-type combination door according to claim 1, characterized in that: The first connector is a first insert rod (16). The upper main door panel (1) and the lower main door panel (2) are provided with a first insert hole (15) for inserting into the first insert rod (16) on the side that is close to each other. The second connector is a second insert rod (17). The upper side panel (3) and the lower side panel (4), the upper decorative panel (5) and the lower decorative panel (6), the upper side panel (7) and the lower side panel (8) are provided with a second insert hole (18) for inserting into the second insert rod (17) on the side that is close to each other.
3. The prefabricated split-type combination door according to claim 1, characterized in that: The fixing assembly includes a fixing hole (9), a bolt one (10), a washer (11), and a bolt two (12). The fixing hole (9) is opened on the upper side plate one (3), the lower side plate one (4), the upper side plate two (7), and the lower side plate two (8). The bolt one (10) is threadedly connected to the fixing hole (9). The bolt two (12) is located at the connection between the upper main door plate (1) and the lower main door plate (2). The bolt two (12) has a through hole for the washer (11) to pass through. The bolt two (12) passes through the washer (11) and is threadedly connected to the upper main door plate (1) and the lower main door plate (2).
4. The prefabricated split-type combination door according to claim 1, characterized in that: The projections of the upper side panel 1 (3) and lower side panel 1 (4), the upper decorative panel (5) and lower decorative panel (6), the upper side panel 2 (7) and lower side panel 2 (8) overlap.
5. A prefabricated split-type combination door according to claim 1, characterized in that: Hinges (13) are provided on one side of both the upper side plate (3) and the lower side plate (4).
6. A prefabricated split-type combination door according to claim 1, characterized in that: Both the upper main door panel (1) and the lower main door panel (2) are provided with slots (14) for the upper decorative panel (5) and the lower decorative panel (6) to slide.