Leveling supporting bolt assembly

Abstract

The utility model relates to the technical field of indoor overhead ground construction, in particular to a leveling supporting bolt assembly which comprises an elastic rubber base, a supporting screw rod and a bearing supporting nut which are sequentially connected, the supporting screw rod comprises a screw rod base plate and a screw rod structure arranged on the screw rod base plate, and first outer triangular threads are arranged on the periphery of the screw rod structure; a base plate groove is formed in the middle of the top face of the elastic rubber base, the screw base plate is clamped and fixed to the base plate groove in the base plate groove, the bearing supporting nut comprises a bearing disc, an outer hexagon bolt and an outer triangular threaded rod, the outer hexagon bolt and the outer triangular threaded rod are arranged on the two sides of the bearing disc respectively, and an inner triangular threaded hole is formed in the outer hexagon bolt. The bearing and supporting nut is in threaded connection with the end, away from the screw base plate, of the screw structure through the inner triangular threaded hole, a nut drainage hole is formed in the middle of the bearing and supporting nut in the length direction in a penetrating mode, and the nut drainage hole is communicated with the screw drainage hole, so that all components and structural floor slabs can form a whole conveniently, and safety and stability are enhanced.

Description

Technical Field

[0001] The utility model relates to the technical field of indoor overhead floor construction, in particular to a leveling support bolt assembly. Background Art

[0002] As the proportion of prefabricated buildings continues to increase, the prefabricated floor systems in prefabricated buildings are also increasing. The implementation of the prefabricated floor systems requires support from support bolt assemblies. A leveling support bolt assembly is one of the indispensable components of prefabricated floors. Some of the currently disclosed support assemblies have a large chassis in contact with the structural floor slab, and have no soft connection, which requires a high degree of flatness of the structural floor slab. Although some support assemblies have reduced the contact area with the structural floor slab and increased the soft connection, the components are purely mechanically connected, which is prone to loose connections, and cannot form a whole with the structural floor slab, lack drainage design, and are not very stable. Utility Model Content

[0003] The utility model aims to provide a leveling support bolt assembly to solve the technical problems mentioned in the above background technology.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A leveling support bolt assembly comprises an elastic rubber base, a support screw and a supporting nut connected in sequence, the support screw comprises a screw base and a screw structure arranged on the screw base, the support screw is provided with a screw drainage hole through the length direction, and an outer triangular thread is arranged on the outer periphery of the screw structure; a base groove is provided in the middle of the top surface of the elastic rubber base, the specification of the base groove is the same as that of the screw base, the screw base is clamped and fixed with the base groove in the base groove, a drainage notch penetrating the bottom surface of the elastic rubber base is provided at the bottom of the base groove of the elastic rubber base, the screw drainage hole is connected with the drainage notch, and two connected inner drainage grooves are provided from the inner wall of the base groove to the bottom of the groove, The two inner drainage grooves are arranged vertically and cross each other, and the inner drainage grooves are connected with the drainage groove opening and the top surface of the elastic rubber base. The bottom surface of the elastic rubber base is provided with two bottom drainage grooves, and the two bottom drainage grooves are arranged along the bottom surface of the rubber base in a cross-shaped cross structure. The bottom drainage groove is connected with the drainage groove opening. The supporting nut includes a supporting disc, and an external hexagonal bolt and an external triangular threaded rod respectively arranged on both sides of the supporting disc. An internal triangular threaded hole is arranged inside the external hexagonal bolt. The supporting nut is threadedly connected to one end of the screw structure away from the screw chassis through the internal triangular threaded hole. A nut drainage hole is opened in the middle part of the supporting nut along the length direction, and the nut drainage hole is connected with the screw drainage hole.

[0006] Furthermore, a bottom hexagonal hole is formed through the screw chassis, and the screw drainage hole is connected to the bottom hexagonal hole.

[0007] Furthermore, the end of the screw structure away from the screw chassis is provided with a top hexagonal hole.

[0008] Furthermore, the drainage notch is opened at the center of the bottom of the chassis groove of the elastic rubber base.

[0009] Furthermore, the specification of the top hexagonal hole is the same as the specification of the bottom hexagonal hole.

[0010] Furthermore, the height of the external triangular threaded rod is 15 mm.

[0011] Furthermore, the elastic rubber base is made of elastic material.

[0012] Compared with the prior art, the utility model has the following characteristics and beneficial effects:

[0013] The utility model is provided with an elastic rubber base, a support screw and a supporting nut which are connected in sequence, the supporting screw is provided with a screw drainage hole along the length direction, the elastic rubber base is provided with a drainage groove which penetrates the bottom surface of the elastic rubber base, and the inner drainage groove and the bottom drainage groove which penetrate each other, the screw drainage hole is connected with the drainage groove, and the middle part of the supporting nut is provided with a nut drainage hole along the length direction, and the nut drainage hole is connected with the screw drainage hole, so that a complete drainage structure is formed between the elastic rubber base, the supporting screw and the supporting nut, which is convenient for filling with polyurethane micro-foam glue, enhances the connection stability between the components, avoids the problem of loose mechanical connection between the components, and is convenient for connection and fixing with the structural floor slab through the polyurethane micro-foam glue, so that a stable and reliable overall structure is formed with the structural floor slab, and at the same time, the elastic rubber base is provided, the flatness requirement of the ground is reduced, the overall design is ingenious, the installation is convenient, the structure is stable, and it has the characteristics of safety and applicability, has good promotion and practical value, and will produce good economic benefits after wide promotion and application. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the structure of the utility model connected with the structural floor;

[0015] Figure 2 This is a schematic diagram of the overall cross-sectional structure of the utility model;

[0016] Figure 3 This is a schematic diagram of the cross-sectional structure of the supporting nut of the utility model;

[0017] Figure 4 This is a schematic diagram of the side view of the supporting nut structure of the utility model;

[0018] Figure 5 This is a schematic diagram of the cross-sectional structure of the support screw of the utility model;

[0019] Figure 6 This is a schematic diagram of the cross-sectional structure of the elastic rubber base of the utility model;

[0020] Figure 7 This is a schematic diagram of the top view of the elastic rubber base of the utility model;

[0021] Figure 8 This is a schematic diagram of the top surface structure of the elastic rubber base of the utility model;

[0022] Fig. 9 It is a schematic diagram of the bottom surface structure of the elastic rubber base of the utility model.

[0023] Figure markings: 1. Elastic rubber base; 1001. Chassis groove; 1002. Drainage notch; 1003. Inner drainage groove; 1004. Bottom drainage groove; 2. Support screw; 201. Screw chassis; 202. Screw structure; 2001. Bottom inner hexagonal hole; 2002. External triangular thread one; 2003. Top inner hexagonal hole; 2004. Screw drainage hole; 3. Support nut; 301. Support disc; 302. External hexagonal bolt; 303. External triangular threaded rod; 3001. Internal triangular threaded hole; 3002. Nut drainage hole; 4. Polyurethane micro-foam. DETAILED DESCRIPTION

[0024] In order to make the technical means, innovative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below.

[0025] The embodiments described herein are specific embodiments of the present invention, which are used to illustrate the concept of the present invention, are explanatory and exemplary, and should not be interpreted as limiting the embodiments of the present invention and the scope of the present invention. In addition to the embodiments described herein, those skilled in the art can also adopt other obvious technical solutions based on the claims and the contents disclosed in the specification of this application, including technical solutions that adopt any obvious replacement and modification of the embodiments described herein.

[0026] The utility model discloses a leveling support bolt assembly, such as Figures 1 to 9As shown, it includes an elastic rubber base 1, a support screw 2 and a supporting nut 3 connected in sequence, the support screw 2 includes a screw chassis 201 and a screw structure 202 arranged on the screw chassis 201, a bottom hexagonal hole 2001 is opened through the middle of the screw chassis 201, the top surface outer angle of the screw chassis 201 is an oblique structure, the outer periphery of the screw structure 202 is provided with an outer triangular thread 2002, and the end of the screw structure 202 away from the screw chassis 201 is provided with a top hexagonal hole 2003, so as to facilitate leveling from the top. The screw structure 202 is provided with a screw drainage hole 204 along the length direction, the screw drainage hole 204 is connected with the bottom hexagonal hole 2001, and the specifications of the top hexagonal hole 2003 are the same as the specifications of the bottom hexagonal hole 2001; the elastic rubber base 1 is a cylindrical structure as a whole, the elastic rubber base 1 is made of elastic material, and a chassis groove 1001 is opened inwardly in the middle of the top surface of the elastic rubber base 1. The specifications of the chassis groove 1001 are the same as those of the screw chassis 201, and the screw chassis 201 is in the chassis groove 1001. It is fixed with the chassis groove 1001, and a drainage slot 1002 is provided at the bottom center of the chassis groove 1001. The drainage slot 1002 passes through the bottom surface of the elastic rubber base 1, and the screw drainage hole 2004 of the screw structure 202 passes through the drainage slot 1002. Two connected inner drainage slots 1003 are provided from the inner wall to the bottom of the groove. Each inner drainage slot 1003 is in a U-shaped structure. The inner drainage slot 1003 is arranged from the inner wall to the bottom of the groove. The two inner drainage slots 1003 are arranged vertically and crosswise. The side drainage groove 1003 is an inwardly concave strip groove provided on the inner wall and the groove bottom of the chassis groove 1001. The inner drainage groove 1003 is connected with the drainage groove opening 1002 and the top surface of the elastic rubber base 1. Two bottom drainage grooves 1004 are provided inwardly on the bottom surface of the elastic rubber base 1. The two bottom drainage grooves 1004 are cross-shaped and arranged along the bottom surface of the elastic rubber base. The bottom drainage groove 1004 is connected with the drainage groove opening 1002. The plane structure between the inner drainage groove 1003 and the bottom drainage groove 1004 is arranged in a cross shape.The supporting nut 3 includes a supporting disc 301, and an outer hexagonal bolt 302 and an outer triangular threaded rod 303 respectively arranged on both sides of the supporting disc 301. The outer periphery of the supporting disc 301 is an arc structure, which avoids the appearance of edges and corners and can effectively prevent injuries to workers. The height of the outer triangular threaded rod 303 is 15mm, and an inner triangular threaded hole 3001 is arranged inside the outer hexagonal bolt 302. The supporting nut 3 is threadedly connected to one end of the screw structure 202 away from the screw chassis 201 through the inner triangular threaded hole 3001. A nut drainage hole 3002 is provided in the middle of the nut 3 along the length direction, and the nut drainage hole 3002 is connected with the screw drainage hole 2004. The screw drainage hole 2004, the bottom hexagonal hole 2001, the drainage notch 1002, the inner drainage groove 1003, the bottom drainage groove 1004, the top hexagonal hole 2003 and the nut drainage hole 3002, as well as between the elastic rubber base 1 and the structural floor are filled with polyurethane micro-foam glue 4, so that the leveling support bolt assembly and the structural floor are integrated to enhance safety and stability. ;

[0027] When in use, first screw the outer triangular threaded rod 303 of the supporting nut 3 into the upper material. The outer triangular threaded rod 303 is screwed into the upper material through the outer hexagonal bolt 302 using an inner hexagonal wrench. The conventional size of the outer hexagonal bolt 302 is 10mm~30mm. Other sizes can be customized according to the height of the supporting screw 2 to match the supporting screw 2 of different heights. The height of the outer triangular threaded rod 303 is 15mm, which is suitable for the upper material with a thickness of not less than 15mm. The supporting nut 3 is provided with a supporting disc 301. It plays the role of screwing in the limit and supporting the upper material. The supporting disc 301 avoids the appearance of edges and corners through the outer arc design, which can effectively prevent injuries to workers; then screw the support screw 2 into the supporting nut 3. The support screw 2 is provided with a bottom hexagonal hole 2001, which can be screwed in with an electric hexagonal wrench, which is convenient and quick. The outer triangular thread 2002 matches the inner triangular thread hole 3001. The support screw 2 is provided with a top hexagonal hole 2003, which can be leveled from the top. The upper leveling is achieved by The electric tool is used, the entire screw structure 202 is a hollow design, and a screw drainage hole 2004 is set to allow the polyurethane micro-foam glue 4 to flow down smoothly; then the elastic rubber base 1 is installed on the screw chassis 201, and the screw chassis 201 is installed in the chassis groove 1001; the elastic rubber base 1 is provided with an inner drainage groove 1003, which is matched with the bevel to allow the polyurethane micro-foam glue 4 to foam upward; the elastic rubber base 1 is provided with a drainage notch 1002, so that the liquid polyurethane micro-foam glue 4 can effectively flow down and pass through the bottom The drainage groove 1004 radiates to the surroundings, and finally forms a solid polyurethane micro-foam glue 4 to wrap and fix the entire elastic rubber base 1; then the liquid polyurethane micro-foam glue 4 is poured into the leveling support bolt assembly, and flows to the structural floor through the nut drainage hole 3002, the screw drainage hole 2004, the inner drainage groove 1003, the drainage groove mouth 1002, and the bottom drainage groove 1004, and foams in about half an hour to form a solid polyurethane micro-foam glue 4, so that the assembly and the structural floor are integrated, which is safer and more stable.

[0028] The utility model is provided with an elastic rubber base, a support screw and a supporting nut which are connected in sequence, the supporting screw is provided with a screw drainage hole along the length direction, the elastic rubber base is provided with a drainage groove which penetrates the bottom surface of the elastic rubber base, and an inner drainage groove and a bottom drainage groove which penetrate each other, the screw drainage hole is connected with the drainage groove, and a nut drainage hole is provided along the length direction of the middle part of the supporting nut, and the nut drainage hole is connected with the screw drainage hole, so that a complete drainage structure is formed between the elastic rubber base, the support screw and the supporting nut, which is convenient for filling with polyurethane micro-foam glue, thereby enhancing the connection stability between the components and avoiding the problem of loose mechanical connection between the components. At the same time, it is convenient to connect and fix with the structural floor slab through the polyurethane micro-foam glue, so as to form a stable and reliable overall structure with the structural floor slab.

[0029] The above shows and describes the basic principles and main features of the utility model and the advantages of the utility model. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic features of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the utility model is limited by the attached claims rather than the above description, and it is intended to include all changes within the meaning and scope of the equivalent elements of the claims. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0030] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A leveling support bolt assembly, Features: The invention comprises an elastic rubber base (1), a support screw (2) and a supporting nut (3) which are connected in sequence, wherein the support screw (2) comprises a screw base (201) and a screw structure (202) arranged on the screw base (201), the support screw (2) is provided with a screw drainage hole (2004) running through it along the length direction, and the outer periphery of the screw structure (202) is provided with an outer triangular thread (2002); a base groove (1001) is opened in the middle of the top surface of the elastic rubber base (1), and the base groove (1001) ) has the same specifications as the screw base (201), the screw base (201) is fixedly connected to the base groove (1001) in the base groove (1001), the base groove (1001) of the elastic rubber base (1) is provided with a drainage slot (1002) penetrating the bottom surface of the elastic rubber base (1), the screw drainage hole (2004) is connected with the drainage slot (1002), and the inner wall of the base groove (1001) to the bottom of the groove is provided with two connected inner drainage slots (1003) ), two inner drainage grooves (1003) are arranged vertically and crosswise, the inner drainage grooves (1003) are connected with the drainage groove opening (1002), the bottom surface of the elastic rubber base (1) is provided with two bottom drainage grooves (1004), the two bottom drainage grooves (1004) are arranged along the bottom surface of the elastic rubber base in a cross-shaped cross structure, the bottom drainage grooves (1004) are connected with the drainage groove opening (1002), the supporting nut (3) includes a supporting disc (301), and two bottom drainage grooves (1004) are respectively arranged on the supporting disc ( The outer hexagonal bolts (302) and the outer triangular threaded rods (303) are provided on both sides of the outer hexagonal bolts (302), the inner triangular threaded holes (3001) are provided inside the outer hexagonal bolts (302), the supporting nut (3) is threadedly connected to the end of the screw structure (202) away from the screw chassis (201) through the inner triangular threaded holes (3001), the middle part of the supporting nut (3) is provided with a nut drainage hole (3002) through the length direction, and the nut drainage hole (3002) is connected with the screw drainage hole (2004).

2. A leveling support bolt assembly according to claim 1, Features: The screw base plate (201) is provided with a bottom hexagonal hole (2001) extending therethrough, and the screw drainage hole (2004) is connected to the bottom hexagonal hole (2001).

3. A leveling support bolt assembly according to claim 2, Features: The end of the screw structure (202) away from the screw base (201) is provided with a top hexagonal hole (2003).

4. A leveling support bolt assembly according to claim 1, Features: The drainage notch (1002) is provided at the bottom center of the chassis groove (1001) of the elastic rubber base (1).

5. A leveling support bolt assembly according to claim 3, Features: The specifications of the top hexagonal hole (2003) are the same as those of the bottom hexagonal hole (2001).

6. A leveling support bolt assembly according to claim 1, Features: The height of the external triangular threaded rod (303) is 15 mm.

7. A leveling support bolt assembly according to any one of claims 1 to 6, Features: The elastic rubber base (1) is made of elastic material.

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