CN216892797U

CN216892797U - Improved structure for effectively reducing cracking caused by temperature stress of basement

Info

Publication number: CN216892797U
Application number: CN202121120155.0U
Authority: CN
Inventors: 吴海胜; 喻堰龙; 王宪雄
Original assignee: Wuhan Hechuang Construction Engineering Design Co ltd
Current assignee: Wuhan Hechuang Construction Engineering Design Co ltd
Priority date: 2021-05-24
Filing date: 2021-05-24
Publication date: 2022-07-05
Anticipated expiration: 2031-05-24

Abstract

The utility model discloses an improved structure for effectively reducing cracking of a basement caused by temperature stress, which comprises arch structures and haunched structures which are arranged on a top plate of the basement at intervals, wherein inclined haunched plates are symmetrically arranged on two sides of each beam or wall on the top plate of the basement, and the top plate of the basement is arranged into an arc-shaped arch structure at intervals. The utility model adopts a series of improvement measures, comprehensively solves the adverse effect generated by the temperature stress of the basement and obtains better effect.

Description

Improved structure for effectively reducing cracking caused by temperature stress of basement

Technical Field

The utility model relates to the technical field of constructional engineering. More particularly, the present invention relates to an improved structure for effectively reducing cracking of basements caused by temperature stress.

Background

The basement is generally large in plane size and not easy to be provided with deformation joints, so that the structure is required to resist temperature stress, and the cracking phenomenon caused by the temperature stress is reduced. In the prior art, some examples of adopting certain improvement modes to resist temperature stress exist, but the improvement modes are single or have unobvious effects, and how to comprehensively solve the adverse effect caused by the temperature stress of the basement by using the improved technical means has great significance to the field of basement construction and building engineering.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an improved structure for effectively reducing cracking caused by the temperature stress of a basement, which adopts a series of improvement measures to comprehensively solve the adverse effect caused by the temperature stress of the basement and achieve better effect.

To achieve these objects and other advantages and in accordance with the purpose of the utility model, as embodied and broadly described herein, there is provided an improved structure for effectively reducing crack generation due to temperature stress of a basement, including an arch structure and a haunched structure spaced apart from each other on a top plate of the basement, inclined haunched plates symmetrically disposed on both sides of each beam or wall of the basement, the top plate of the basement spaced apart a set distance to form an arc-shaped arch structure.

Preferably, the basement outer wall is provided with a plurality of convex outer wall grooves at intervals to form the temperature telescopic joint.

Preferably, the arrangement distance of the arch structures is 60-80 m.

Preferably, the arch structure sets up between adjacent roof beam, the armpit lower extreme parallel and level that corresponds in the lower extreme of arch structure and the adjacent roof beam outside, the upper end of arch structure is a little higher than the up end of basement roof, and the inboard basement roof up end of adjacent roof beam moves towards downwards the arch structure slope also forms the armpit, and its angle of inclination is 45 ~ 60 degrees.

Preferably, the frame beam of the basement roof is a variable cross-section beam, and the thickened bearing is arranged on the basement roof on one side or two sides of the frame beam to form an armpit structure.

Preferably, temperature grooves are arranged on the basement bottom plate at intervals, and temperature expansion joints are also formed.

Preferably, the temperature grooves are arranged at intervals of 60-80 m.

The utility model at least comprises the following beneficial effects:

1. the improved structures are arranged on the top plate, the outer wall and the bottom plate of the basement, so that the adverse effect caused by the temperature stress of the basement is comprehensively solved, and a better effect is achieved.

2. The improved structure of the utility model can not only resist temperature stress, but also release and adjust the temperature stress, has certain horizontal deformation capability, improves the overall deformation capability of the wall, releases and reduces the temperature stress, reduces the generation of later cracks, and ensures the construction quality.

Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.

Drawings

FIG. 1 is a schematic partial plan view of a top plate structure of a basement according to the present invention;

FIG. 2 is a schematic partial plan view of a top plate structure of a basement according to the present invention;

FIG. 3 is a schematic view of the arch structure of the top plate of the basement of the present invention;

FIG. 4 is a schematic view of the haunch structure of the basement roof of the present invention;

FIG. 5 is a schematic view of a frame beam structure of the basement of the present invention;

FIG. 6 is a schematic partial plan view of a basement floor structure according to the utility model;

fig. 7 is a schematic structural view of the basement floor temperature expansion joint of the present invention.

Description of reference numerals:

1. arch structure, 2, haunch structure, 3, basement outer wall, 4, outer wall recess, 5, roof beam, 6, reinforcing bar, 7, haunch board, 8, basement roof, 9, frame roof beam, 10, bearing, 11, temperature recess.

Detailed Description

The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the utility model by referring to the description text.

It is to be noted that the experimental methods described in the following embodiments are all conventional methods unless otherwise specified, and the reagents and materials described therein are commercially available unless otherwise specified; in the description of the present invention, the terms "lateral", "longitudinal", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

As shown in fig. 1, fig. 3 and fig. 4, the present invention provides an improved structure for effectively reducing cracking of basement caused by temperature stress, which comprises arch structures 1 and haunched structures 2 arranged on a top plate 8 of basement at intervals, as shown in fig. 1; inclined haunching plates 7 are symmetrically arranged on two sides of each beam 5 or wall on the top plate 8 of the basement, as shown in fig. 4; 8 interval certain distance of basement roof sets up its roof into curved arch structure 1, generally sets up one about the interval 60 ~ 80 m.

In another technical scheme, as shown in fig. 2, a plurality of convex outer wall grooves 4 are arranged on the outer wall 3 of the basement at intervals to form a temperature expansion joint, so that the deformation capacity of the outer wall of the basement is improved, and the temperature stress of the outer wall 3 of the basement is reduced and relieved.

In another kind of technical scheme, as shown in fig. 3 and fig. 4, arch structure 1 sets up between adjacent roof beam 5, arch structure 1's lower extreme and the armpit 7 lower extreme parallel and level that the adjacent roof beam 5 outside corresponds, arch structure 1's upper end is a little higher than the up end of basement roof 8, and the 8 up end of the inboard basement roof of adjacent roof beam 5 downward orientation arch structure 1 slope also forms armpit 7, and its angle of inclination is 45 ~ 60 degrees.

In the above technical solution, as shown in fig. 3, the lower axillary plates 7 at the outermost sides of the adjacent beams 5 on both sides are disposed in a conventional manner (the manner shown in fig. 4), and the pair of axillary plates 7 disposed above the opposite inner sides of the adjacent beams 5 are disposed at the arch structure 1 (the manner shown in fig. 3), so as to form a reasonable force transmission system and avoid cracking. The concrete structure is formed jointly in the haunching structure 2 that basement roof 8, arch structure 1 and haunching board 7 formed, all is provided with reinforcing bar 6 in it, and all mutual extensions to adjacent other structures are in the reinforcing bar between basement roof 8, arch structure 1 and the haunching structure 2 to the intensity of reinforcing structure.

In another technical solution, as shown in fig. 5, the frame beam 9 of the basement roof 8 is a variable cross-section beam 5, and the thickened support 10 is arranged on the basement roof 8 on one side or two sides of the frame beam 9 to form the haunched structure 2, so as to form a horizontal deformation force. The bearers 10 are typically provided on both sides of the frame beam 9, but may be provided on only one side depending on the actual situation, in a general way in figure 5.

In another technical scheme, as shown in fig. 6 and 7, temperature grooves 11 are arranged on the basement bottom plate at intervals, temperature expansion joints are also formed, and one temperature expansion joint is generally arranged at an interval of 60-80 m.

In the above technical solution, the temperature grooves 11 are arranged so that the plates are not on a plane, the plates form a concave-convex structure, and the temperature stress is released by utilizing the torsion of the edge elevation (beam 5). When the device is arranged, the device is combined with basement planes such as drainage ditches as much as possible, and does not span main buildings and the like. The basement floor is provided with rebars 6 both in the temperature recess 11 and in the plane of itself, as shown in fig. 7.

The basement roof 8 of this application adopts the certain distance of interval to set up arch structure 1+ set up on the basement roof 8 with armpit 7+ frame roof beam 9 and adopt the variable cross section roof beam (set up bearing 10) these measures establish certain pre-compressive stress on basement roof 8 and resist temperature stress.

The basement outer wall 3 and the basement bottom plate are provided with temperature expansion joints (the temperature groove 11 and the outer wall groove 4) at corresponding positions to release and reduce temperature stress.

While embodiments of the utility model have been described above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the utility model pertains, and appropriate modifications may readily be made thereto by those skilled in the art, and the utility model is thus not limited to the details shown and described herein, without departing from the general concept defined by the appended claims and their equivalents.

Claims

1. The utility model provides an effectively reduce basement temperature stress and produce improvement structure of fracture which characterized in that, includes that the interval sets up ARC structure and haunched structure on the basement roof, the haunched board of slope is set up to the equal symmetry in the both sides of every roof beam or wall on the basement roof, basement roof interval is set for the distance and is set up its roof into curved ARC structure.

2. The improved structure for effectively reducing the cracking of the basement caused by the temperature stress as claimed in claim 1, wherein a plurality of convex outer wall grooves are arranged at intervals on the outer wall of the basement to form the temperature expansion joint.

3. The improved structure for effectively reducing the cracking of the basement caused by the temperature stress as claimed in claim 1, wherein the arch structures are arranged at a distance of 60-80 m.

4. The improved structure for effectively reducing the cracking of the basement caused by the temperature stress as claimed in claim 1, wherein the arch structure is arranged between the adjacent beams, the lower end of the arch structure is flush with the lower end of the haunched plate corresponding to the outer side of the adjacent beam, the upper end of the arch structure is slightly higher than the upper end surface of the basement top plate, the upper end surface of the basement top plate on the inner side of the adjacent beam inclines downwards towards the arch structure to form the haunched plate, and the inclination angle of the haunched plate is 45-60 degrees.

5. The improved structure for effectively reducing the cracking of the basement caused by the temperature stress as claimed in claim 1, wherein the frame beam of the basement top plate is a variable cross section beam, and the frame beam is provided with a thickened bearing on the basement top plate on one side or two sides of the frame beam to form an armpit structure.

6. The improved structure for effectively reducing cracking of basement caused by temperature stress as claimed in claim 1, wherein the basement bottom plate is provided with temperature grooves at intervals, and temperature expansion joints are also formed.

7. The improved structure for effectively reducing cracking of basement caused by temperature stress as claimed in claim 6, wherein said temperature grooves are arranged at intervals of 60-80 m.