A main box chassis for assembled houses

Abstract

The utility model provides a main box chassis for assembled houses, including two front bottom box corners, two rear bottom box corners, a first transverse main beam, a second transverse main beam, a first longitudinal main beam, a second longitudinal main beam and a plurality of supporting secondary beams, the two ends of the first longitudinal main beam are respectively connected to the two front bottom box corners, the two ends of the second longitudinal main beam are respectively connected to the two rear bottom box corners; the first transverse main beam and the second transverse main beam are respectively connected to the two front bottom box corners through the front secondary beam, the first transverse main beam and the second transverse main beam are respectively connected to the two rear bottom box corners through the rear secondary beam; the two ends of each supporting secondary beam are respectively connected to the first transverse main beam and the second transverse main beam. The main box chassis for assembled houses provided by the utility model has a reasonable structure and improves the overall structural strength.

Description

Technical Field

[0001] The utility model relates to the technical field of assembled buildings, in particular to a main box chassis for assembled houses. Background Art

[0002] Prefabricated houses refer to buildings that have transferred a large amount of on-site work in traditional construction methods to factories, where building components and accessories such as floor slabs, wall panels, stairs, terraces, etc. are processed and manufactured, then transported to the construction site and assembled and installed on site through reliable connection methods.

[0003] In the prior art, the prefabricated house is mainly composed of a main box and wing boxes arranged on both sides of the main box. The wing boxes adopt a folding structure, and the two wing boxes can be folded and unfolded along the two sides of the main box. The frame structure of the main box serves as the basis for supporting the prefabricated house and needs to provide reliable supporting strength. However, due to the problem of structural setting, the main box frame of the prior art has the problem of poor overall structural strength of the main box frame, which in turn affects the service life of the main box. Utility Model Content

[0004] The utility model aims to provide a main box chassis for assembled houses, which can improve the overall structural strength of the main box chassis structure.

[0005] The utility model provides a main box chassis for assembled houses, comprising two front end bottom box corners, two rear end bottom box corners, a first transverse main beam, a second transverse main beam, a first longitudinal main beam, a second longitudinal main beam and a plurality of supporting secondary beams, wherein two ends of the first longitudinal main beam are respectively connected to the two front end bottom box corners, and two ends of the second longitudinal main beam are respectively connected to the two rear end bottom box corners; the first transverse main beam and the second transverse main beam are respectively connected to the two front end bottom box corners through the front end secondary beam, and the first transverse main beam and the second transverse main beam are respectively connected to the two rear end bottom box corners through the rear end secondary beam; and two ends of each supporting secondary beam are respectively connected to the first transverse main beam and the second transverse main beam.

[0006] According to a main box chassis for an assembled house provided by the utility model, the first end of the first transverse main beam and the first end of the second transverse main beam are both located between the two front bottom box corners, and the second end of the first transverse main beam and the second end of the second transverse main beam are both located between the two rear bottom box corners; the first longitudinal main beam and the second longitudinal main beam are parallel to each other, and the two ends of the first transverse main beam are respectively vertically connected to the first longitudinal main beam and the second longitudinal main beam, and the two ends of the second transverse main beam are respectively vertically connected to the first longitudinal main beam and the second longitudinal main beam, so that the first transverse main beam, the second transverse main beam, the first longitudinal main beam and the second longitudinal main beam enclose a rectangular frame structure.

[0007] According to a main box chassis for a prefabricated house provided by the utility model, each of the supporting secondary beams is arranged in sequence and at intervals along the length direction of the first transverse main beam, and each of the supporting secondary beams is perpendicular to the first transverse main beam.

[0008] According to a main box chassis for an assembled house provided by the utility model, assembly protrusions are respectively provided at both ends of the supporting secondary beam; the first transverse main beam is a channel steel with an opening facing the right side, and the second transverse main beam is a channel steel with an opening facing the left side, the assembly protrusion located at the first end of the supporting secondary beam is arranged in the channel steel of the first transverse main beam, and the assembly protrusion located at the second end of the supporting secondary beam is arranged in the channel steel of the second transverse main beam, and the top surface of the supporting secondary beam is flush with the top surface of the first transverse main beam and the top surface of the second transverse main beam, respectively.

[0009] According to the utility model, a main box chassis for a prefabricated house also includes a floor, which is installed on the top surface of the supporting secondary beam.

[0010] According to a main box chassis for an assembled house provided by the utility model, it also includes a pre-buried pipeline, which is arranged on the main box chassis at a position close to the second longitudinal main beam. The pre-buried pipeline includes a water inlet pipe, a sewage pipe and a drain pipe, and the external ports of the water inlet pipe, the sewage pipe and the drain pipe are all arranged on the second longitudinal main beam.

[0011] According to the utility model, a main box chassis for an assembled house also includes a first bottom supporting beam and a second bottom supporting beam, wherein the first bottom supporting beam is arranged on the outside of the first transverse main beam, and the second bottom supporting beam is arranged on the outside of the second transverse main beam, and the first end of the first bottom supporting beam and the first end of the second bottom supporting beam are respectively connected to the two front end bottom box corners, and the second end of the first bottom supporting beam and the second end of the second bottom supporting beam are respectively connected to the two rear end bottom box corners.

[0012] According to a main box chassis for an assembled house provided by the utility model, a plurality of left wing box connecting hinges are provided on the first transverse main beam, and the plurality of left wing box connecting hinges are respectively arranged at equal intervals along the length direction of the first transverse main beam.

[0013] According to a main box chassis for an assembled house provided by the utility model, a plurality of right wing box connecting hinges are provided on the second transverse main beam, and the plurality of right wing box connecting hinges are respectively arranged at equal intervals along the length direction of the second transverse main beam.

[0014] According to a main box chassis for an assembled house provided by the utility model, a first diagonal bracing beam is connected between the first longitudinal main beam and the first transverse main beam, a second diagonal bracing beam is connected between the first longitudinal main beam and the second transverse main beam, a third diagonal bracing beam is connected between the second longitudinal main beam and the first transverse main beam, and a fourth diagonal bracing beam is connected between the second longitudinal main beam and the second transverse main beam.

[0015] The main box chassis for assembled houses provided by the utility model connects the two ends of the first longitudinal main beam to the two front bottom box corners, connects the two ends of the second longitudinal main beam to the two rear bottom box corners, connects the first transverse main beam and the second transverse main beam to the two front bottom box corners through the front secondary beam, and connects the first transverse main beam and the second transverse main beam to the two rear bottom box corners through the rear secondary beam, thereby forming a stable and reliable frame structure through the connection between the two front bottom box corners, the two rear bottom box corners, the first transverse main beam, the second transverse main beam, the first longitudinal main beam and the second longitudinal main beam; and by connecting the two ends of each supporting secondary beam to the first transverse main beam and the second transverse main beam, the structural strength of the main box chassis can be enhanced. Therefore, the main box chassis for assembled houses of the utility model has a reasonable structure, which not only improves the overall structural strength of the main box chassis, but also improves the structural stability and reliability of the main box chassis, thereby extending the service life of the main box chassis. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 This is a schematic diagram of the structure of the main box chassis used for assembled houses in the utility model;

[0018] Figure 2 For Figure 1 AA section view;

[0019] Figure 3 For Figure 1 BB section view;

[0020] Figure 4 It is a schematic diagram of the structure of the utility model for supporting secondary beams in the main box chassis of an assembled house.

[0021] Description of reference numerals:

[0022] 1. Front bottom box corner; 2. Rear bottom box corner; 3. First transverse main beam; 4. Second transverse main beam; 5. First longitudinal main beam; 6. Second longitudinal main beam; 7. Support secondary beam; 701. Assembly protrusion; 8. Front secondary beam; 9. Rear secondary beam; 10. Floor; 11. Water inlet pipe; 12. Sewage pipe; 13. Drain pipe; 14. First bottom supporting beam; 15. Second bottom supporting beam; 16. First diagonal bracing beam; 17. Second diagonal bracing beam; 18. Third diagonal bracing beam; 19. Fourth diagonal bracing beam; 20. Left wing box connecting hinge; 21. Right wing box connecting hinge. DETAILED DESCRIPTION

[0023] The technical solution of the utility model will be clearly and completely described below in conjunction with the embodiments. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicating directions or positional relationships are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0025] In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, "multiple" means two or more, unless otherwise clearly and specifically defined. In addition, the terms "installed", "connected", and "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0026] like Figures 1 to 4 As shown, the main box frame for the assembled house of the embodiment of the utility model includes two front bottom box corners 1, two rear bottom box corners 2, a first transverse main beam 3, a second transverse main beam 4, a first longitudinal main beam 5, a second longitudinal main beam 6 and a plurality of supporting secondary beams 7, the two ends of the first longitudinal main beam 5 are respectively connected to the two front bottom box corners 1, and the two ends of the second longitudinal main beam 6 are respectively connected to the two rear bottom box corners 2. The first transverse main beam 3 and the second transverse main beam 4 are respectively connected to the two front bottom box corners 1 through the front secondary beam 8, and the first transverse main beam 3 and the second transverse main beam 4 are respectively connected to the two rear bottom box corners 2 through the rear secondary beam 9. That is, a stable and reliable frame structure can be formed by connecting the two front bottom box corners 1, the two rear bottom box corners 2, the first transverse main beam 3, the second transverse main beam 4, the first longitudinal main beam 5 and the second longitudinal main beam 6. Among them, the two ends of each supporting secondary beam 7 are respectively connected to the first transverse main beam 3 and the second transverse main beam 4, so that the structural strength of the main box chassis can be enhanced through the connection and cooperation between each supporting secondary beam 7 and the frame structure.

[0027] Therefore, the main box chassis for prefabricated houses of the embodiment of the utility model has a reasonable structure, which not only improves the overall structural strength of the main box chassis, but also improves the structural stability and reliability of the main box chassis, thereby extending the service life of the main box chassis.

[0028] In some embodiments of the utility model, the first end of the first transverse main beam 3 and the first end of the second transverse main beam 4 are both located between the two front bottom box corners 1, and the second end of the first transverse main beam 3 and the second end of the second transverse main beam 4 are both located between the two rear bottom box corners 2. The first longitudinal main beam 5 and the second longitudinal main beam 6 are parallel to each other, and the two ends of the first transverse main beam 3 are respectively vertically connected to the first longitudinal main beam 5 and the second longitudinal main beam 6, and the two ends of the second transverse main beam 4 are respectively vertically connected to the first longitudinal main beam 5 and the second longitudinal main beam 6, so that the first transverse main beam 3, the second transverse main beam 4, the first longitudinal main beam 5 and the second longitudinal main beam 6 are enclosed to form a rectangular frame structure, thereby further improving the overall structural strength of the main box chassis.

[0029] In some embodiments of the present invention, each supporting secondary beam 7 is arranged in sequence along the length direction of the first transverse main beam 3, and each supporting secondary beam 7 is perpendicular to the first transverse main beam 3, thereby improving the structural stability and reliability of the main box chassis.

[0030] In some embodiments of the utility model, assembly protrusions 701 are respectively provided at both ends of the supporting secondary beam 7, the first transverse main beam 3 is a channel steel with an opening facing the right side, and the second transverse main beam 4 is a channel steel with an opening facing the left side. The assembly protrusion 701 located at the first end of the supporting secondary beam 7 is arranged in the channel steel of the first transverse main beam 3, and the assembly protrusion 701 located at the second end of the supporting secondary beam 7 is arranged in the channel steel of the second transverse main beam 4, thereby ensuring that the two ends of the supporting secondary beam 7 can be reliably connected to the first transverse main beam 3 and the second transverse main beam 4 respectively.

[0031] The top surface of the supporting secondary beam 7 is flush with the top surface of the first transverse main beam 3 and the top surface of the second transverse main beam 4, respectively, so as to facilitate the installation of the floor 10. That is, the main box chassis for the prefabricated house also includes the floor 10, which is installed on the top surface of the supporting secondary beam 7.

[0032] In some embodiments of the utility model, the main box chassis for assembled houses further includes pre-buried pipelines, which are arranged on the main box chassis near the second longitudinal main beam 6, wherein the pre-buried pipelines include a water inlet pipe 11, a sewage pipe 12 and a drainage pipe 13, and the external ports of the water inlet pipe 11, the sewage pipe 12 and the drainage pipe 13 are all arranged on the second longitudinal main beam 6. That is, by arranging the pre-buried pipelines, it is convenient to arrange the shower room on the main box chassis.

[0033] In some embodiments of the utility model, the main box chassis for the prefabricated house further includes a first bottom joist 14 and a second bottom joist 15, the first bottom joist 14 is arranged outside the first transverse main beam 3, the second bottom joist 15 is arranged outside the second transverse main beam 4, the first end of the first bottom joist 14 and the first end of the second bottom joist 15 are respectively connected to the two front bottom box corners 1, and the second end of the first bottom joist 14 and the second end of the second bottom joist 15 are respectively connected to the two rear bottom box corners 2. That is, by providing the first bottom joist 14 and the second bottom joist 15, the overall structural strength of the main box chassis is further improved.

[0034] In some embodiments of the present invention, a first diagonal bracing beam 16 is connected between the first longitudinal main beam 5 and the first transverse main beam 3, a second diagonal bracing beam 17 is connected between the first longitudinal main beam 5 and the second transverse main beam 4, a third diagonal bracing beam 18 is connected between the second longitudinal main beam 6 and the first transverse main beam 3, and a fourth diagonal bracing beam 19 is connected between the second longitudinal main beam 6 and the second transverse main beam 4. That is, by providing the first diagonal bracing beam 16, the second diagonal bracing beam 17, the third diagonal bracing beam 18 and the fourth diagonal bracing beam 19, the overall structural strength of the main box chassis is further improved.

[0035] Specifically, a plurality of left wing box connection hinges 20 are provided on the first transverse main beam 3, and the plurality of left wing box connection hinges 20 are respectively arranged at equal intervals along the length direction of the first transverse main beam 3. The plurality of left wing box connection hinges 20 are provided to perform flipping and folding connection with the side wing box located on the left side.

[0036] Specifically, a plurality of right wing box connection hinges 21 are provided on the second transverse main beam 4, and the plurality of right wing box connection hinges 21 are arranged at equal intervals along the length direction of the second transverse main beam 4. The plurality of right wing box connection hinges 21 are provided to be used for flipping and folding connection with the side wing box located on the right side.

[0037] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, ordinary technicians in this field should understand that they can still modify the technical solutions recorded in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not make the essence of the corresponding technical solution deviate from the scope of the technical solution of the embodiments of the utility model.

Claims

1. A main box chassis for a prefabricated house, characterized in that: It includes two front end bottom box corners, two rear end bottom box corners, a first transverse main beam, a second transverse main beam, a first longitudinal main beam, a second longitudinal main beam and a plurality of supporting secondary beams, the two ends of the first longitudinal main beam are respectively connected to the two front end bottom box corners, the two ends of the second longitudinal main beam are respectively connected to the two rear end bottom box corners; the first transverse main beam and the second transverse main beam are respectively connected to the two front end bottom box corners through the front end secondary beam, the first transverse main beam and the second transverse main beam are respectively connected to the two rear end bottom box corners through the rear end secondary beam; the two ends of each supporting secondary beam are respectively connected to the first transverse main beam and the second transverse main beam.

2. The main box chassis for a prefabricated house according to claim 1, characterized in that: The first end of the first transverse main beam and the first end of the second transverse main beam are both located between the two front end bottom box corners, and the second end of the first transverse main beam and the second end of the second transverse main beam are both located between the two rear end bottom box corners; the first longitudinal main beam and the second longitudinal main beam are parallel to each other, and the two ends of the first transverse main beam are respectively vertically connected to the first longitudinal main beam and the second longitudinal main beam, and the two ends of the second transverse main beam are respectively vertically connected to the first longitudinal main beam and the second longitudinal main beam, so that the first transverse main beam, the second transverse main beam, the first longitudinal main beam and the second longitudinal main beam enclose a rectangular frame structure.

3. The main box chassis for a prefabricated house according to claim 1, characterized in that: The supporting secondary beams are arranged in sequence and at intervals along the length direction of the first transverse main beam, and the supporting secondary beams are perpendicular to the first transverse main beam.

4. The main box chassis for a prefabricated house according to claim 1, characterized in that: Assembly protrusions are respectively provided at both ends of the supporting secondary beam; the first transverse main beam is a channel steel with an opening facing the right side, and the second transverse main beam is a channel steel with an opening facing the left side, the assembly protrusion located at the first end of the supporting secondary beam is arranged in the channel steel of the first transverse main beam, and the assembly protrusion located at the second end of the supporting secondary beam is arranged in the channel steel of the second transverse main beam, and the top surface of the supporting secondary beam is flush with the top surface of the first transverse main beam and the top surface of the second transverse main beam respectively.

5. The main box chassis for a prefabricated house according to claim 4, characterized in that: Also included is a floor panel installed on the top surface of the supporting secondary beam.

6. The main box chassis for a prefabricated house according to claim 1, characterized in that: It also includes pre-buried pipelines, which are arranged on the main box base frame at a position close to the second longitudinal main beam. The pre-buried pipelines include a water inlet pipe, a sewage pipe and a drain pipe. The external ports of the water inlet pipe, the sewage pipe and the drain pipe are all arranged on the second longitudinal main beam.

7. The main box chassis for a prefabricated house according to claim 1, characterized in that: It also includes a first bottom supporting beam and a second bottom supporting beam, the first bottom supporting beam is arranged on the outside of the first transverse main beam, and the second bottom supporting beam is arranged on the outside of the second transverse main beam, the first end of the first bottom supporting beam and the first end of the second bottom supporting beam are respectively connected to the two front end bottom box corners, and the second end of the first bottom supporting beam and the second end of the second bottom supporting beam are respectively connected to the two rear end bottom box corners.

8. The main box chassis for a prefabricated house according to claim 1, characterized in that: A plurality of left wing box connecting hinges are arranged on the first transverse main beam, and the plurality of left wing box connecting hinges are arranged at equal intervals along the length direction of the first transverse main beam.

9. The main box chassis for a prefabricated house according to claim 1, characterized in that: A plurality of right wing box connecting hinges are provided on the second transverse main beam, and the plurality of right wing box connecting hinges are arranged at equal intervals along the length direction of the second transverse main beam.

10. The main box chassis for a prefabricated house according to claim 1, characterized in that: A first diagonal bracing beam is connected between the first longitudinal main beam and the first transverse main beam, a second diagonal bracing beam is connected between the first longitudinal main beam and the second transverse main beam, a third diagonal bracing beam is connected between the second longitudinal main beam and the first transverse main beam, and a fourth diagonal bracing beam is connected between the second longitudinal main beam and the second transverse main beam.

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