Supporting device for quickly adjusting beam bottom longitudinal slope of prefabricated beam

Abstract

The utility model relates to a support device for quickly adjusting the longitudinal slope of the beam bottom of a precast beam, which comprises a beam bottom embedded steel plate, four support vertical rods and four sleeves, the four sleeves are vertically arranged and arranged into a quadrangle, the lower ends of the four support vertical rods are sleeved in the four sleeves in a one-to-one correspondence manner, external threads are arranged on the outer side walls of the support vertical rods, and the four sleeves are sleeved in the four sleeves in a one-to-one correspondence manner. Each supporting vertical rod is in threaded connection with an adjusting nut, the adjusting nuts are in lap joint with the upper end faces of the corresponding sleeves, and the beam bottom embedded steel plate is placed at the upper ends of the four supporting vertical rods. According to the supporting device for rapidly adjusting the longitudinal slope of the beam bottom of the prefabricated beam, the length of the supporting vertical rod extending out of the sleeve can be adjusted by screwing the adjusting nut, then the angle of a beam bottom pre-embedded steel plate at the upper end of the supporting vertical rod is adjusted, the whole supporting device is easy to install and dismantle, labor material cost is saved, and production efficiency is improved. In addition, angle adjustment of longitudinal slopes at the bottoms of various prefabricated beams can be met by adjusting the angle of the component.

Description

TECHNICAL FIELD

[0001] The utility model relates to bridge construction related technical field, concretely relates to a kind of support device of quick adjustment prefabricated beam beam bottom longitudinal slope. BACKGROUND

[0002] Beam bottom embedded steel plate is a common design method of leveling prefabricated beam beam bottom longitudinal slope, but using embedded steel plate under pad sand, pad reinforcement and other simple methods to level longitudinal slope, these methods cannot guarantee the accuracy and reliability of beam bottom longitudinal slope leveling. After box body concrete pouring, beam bottom concrete steel plate subsidence phenomenon easily occurs, finally cannot guarantee the leveling of beam bottom longitudinal slope, and the thickness of exposed steel plate affects the elevation control of prefabricated beam installation. SUMMARY

[0003] The utility model provides a kind of support device of quick adjustment prefabricated beam beam bottom longitudinal slope to solve one or several technical problems existing in prior art.

[0004] The utility model discloses a kind of support device of quick adjustment prefabricated beam beam bottom longitudinal slope, including beam bottom embedded steel plate, four support vertical poles and four sleeves, four sleeves are vertically arranged and are arranged into quadrilateral, four support vertical poles lower end are correspondingly sleeved in four sleeves, outer thread is equipped on the outer side wall of support vertical pole, and one adjusting nut is threadedly connected on each support vertical pole, the adjusting nut is overlapped on the upper end surface of corresponding sleeve, and the beam bottom embedded steel plate is placed in the upper end of four support vertical poles.

[0005] The utility model has the advantages that the support device of quick adjustment prefabricated beam beam bottom longitudinal slope of the utility model can adjust the length of support vertical pole extending out of sleeve by screwing adjusting nut, and then adjust the angle of beam bottom embedded steel plate on the upper end of support vertical pole, the whole support device is simple to install and remove, saves labor material cost, and in addition, by the angle adjustment of component itself, the angle adjustment of the beam bottom longitudinal slope of various prefabricated beams can be satisfied.

[0006] On the basis of the above technical scheme, the utility model can also be improved as follows.

[0007] Further, four sleeves are arranged into rectangle.

[0008] The beneficial effects of the above further scheme are that four sleeves are arranged into rectangle, to facilitate the angle adjustment of top beam bottom embedded steel plate.

[0009] Further, the outer diameter of sleeve is 50mm, and the cylinder wall thickness of sleeve is 15mm.

[0010] Further, the outer diameter of support vertical pole is 32mm.

[0011] Further, the embedded steel plate at the beam bottom is in a rectangular structure.

[0012] Further, the length of the sleeve is 300mm.

[0013] Further, the lower ends of the four sleeves are all mounted on the support steel plate.

[0014] The beneficial effect of the above further scheme is that the installation of the sleeve is facilitated by the support steel plate.

[0015] Further, the lower ends of the four sleeves are all welded on the support steel plate.

[0016] Further, the two sides of the support steel plate are provided with limiters, and the two side edges of the support steel plate are respectively abutted on the corresponding limiters.

[0017] The beneficial effect of the above further scheme is that the installation and positioning of the support steel plate are facilitated by the limiters.

[0018] Further, the limiter is a limiting column, which is embedded in the concrete at the bottom of the precast beam, and the upper end of the limiting column is higher than the upper surface of the support steel plate. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a structural schematic view of the support device for quickly adjusting the longitudinal slope of the beam bottom of the precast beam.

[0020] In the drawings, the components represented by the numbers are listed as follows:

[0021] 1, embedded steel plate at the beam bottom; 2, support vertical rod; 3, sleeve; 4, adjusting nut; 5, support steel plate; 6, limiter; 7, precast pedestal. DETAILED DESCRIPTION

[0022] The principles and features of the present application will be described below in conjunction with the drawings, and the examples are only used to explain the present application and not to limit the scope of the present application.

[0023] As shown in the drawings, Figure 1 A support device for quickly adjusting the longitudinal slope of the beam bottom of the precast beam according to the present embodiment comprises an embedded steel plate at the beam bottom 1, four support vertical rods 2 and four sleeves 3. The four sleeves 3 are vertically arranged and arranged in a quadrilateral. The lower ends of the four support vertical rods 2 are correspondingly sleeved in the four sleeves 3. The outer side wall of the support vertical rod 2 is provided with an external thread. One adjusting nut 4 is threadedly connected to each support vertical rod 2. The adjusting nut 4 is overlapped on the upper end surface of the corresponding sleeve 3. The embedded steel plate at the beam bottom 1 is placed at the upper end of the four support vertical rods 2.

[0024] Specifically, the adjusting nut 4 of the embodiment is an outer hexagonal nut. The beam bottom embedded steel plate 1 can be a rectangular steel plate.

[0025] Preferably, the four sleeves 3 of the embodiment are arranged in a rectangular shape. Arranging the four sleeves 3 in a rectangular shape facilitates adjustment of the angle of the beam bottom embedded steel plate.

[0026] Specifically, the outer diameter of the sleeve 3 is 50mm, and the thickness of the sleeve wall of the sleeve 3 is 15mm. The outer diameter of the support stand 2 is 32mm. The length of the sleeve 3 is 300mm.

[0027] Preferably, the beam bottom embedded steel plate 1 is of a rectangular structure.

[0028] As shown in Figure 1 The support device for quickly adjusting the longitudinal slope of the beam bottom of the prefabricated beam of the embodiment further comprises a support steel plate 5, and the lower ends of the four sleeves 3 are all installed on the support steel plate 5. By providing the support steel plate, the installation and fixation of the sleeves are facilitated. The support steel plate 5 is also a rectangular steel plate.

[0029] Preferably, the lower ends of the four sleeves 3 of the embodiment are all welded on the support steel plate 5.

[0030] As shown in Figure 1 The two sides of the support steel plate 5 of the embodiment are provided with limiters 6, and the two side edges of the support steel plate 5 respectively abut on the corresponding limiters 6. By providing the limiters, the installation and positioning of the support steel plate can be facilitated.

[0031] Preferably, the limiter 6 is a limiting column, the limiting column is embedded in the concrete at the bottom of the prefabricated beam, and the upper end of the limiting column is higher than the upper surface of the support steel plate 5.

[0032] When installing the support device for quickly adjusting the longitudinal slope of the beam bottom of the prefabricated beam of the embodiment, the support steel plate 5 is first installed and fixed horizontally, and positioned by the limiter 6; the sleeve is installed so that the bottom of the sleeve is firmly welded with the support steel plate 5 and remains vertical; the support stand 2 and the adjusting nut 4 are installed, the beam bottom embedded steel plate 1 is installed, the adjusting nut 4 is screwed to make the beam bottom embedded steel plate 1 meet the design requirement slope; and the prefabricated beam reinforcement, formwork and concrete construction are carried out.

[0033] The support device for quickly adjusting the longitudinal slope of the beam bottom of the prefabricated beam of the embodiment is used by arranging the beam bottom embedded steel plate 1, four support vertical rods 2 and four sleeves 3 between two prefabricated pedestals 7, making the two ends of the beam bottom embedded steel plate 1 respectively abut the upper surfaces of the two prefabricated pedestals, and adjusting the height of the support vertical rods 2 extending out of the sleeves 3 by screwing the adjusting nuts 4 on the support vertical rods. The embodiment can be prefabricated in the factory, and installed on site by modularization, which greatly reduces the difficulty of adjusting the longitudinal slope of the beam bottom steel plate on site, effectively improves the work efficiency, saves the labor and material costs and the construction period.

[0034] The support device for quickly adjusting the longitudinal slope of the beam bottom of the prefabricated beam of the embodiment can adjust the length of the support vertical rod extending out of the sleeve by screwing the adjusting nut, and then adjust the angle of the beam bottom embedded steel plate at the upper end of the support vertical rod. The whole support device is simple to install and remove, saves labor and material costs, and can meet the angle adjustment of the longitudinal slope of the beam bottom of various prefabricated beams through the angle adjustment of the components themselves.

[0035] In the description of the present application, it should be understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0036] In addition, the terms "first" and "second" are only for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" can explicitly or implicitly include at least one of the features. In the description of the present application, the meaning of "a plurality of" is at least two, such as two, three, etc., unless otherwise specifically limited.

[0037] In the present application, unless otherwise specifically defined and limited, the terms "mounting", "connection", "connection", "fixing" and the like should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication or interaction relationship between two elements, unless otherwise specifically limited. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0038] In the present application, unless otherwise explicitly specified and limited, the first feature is "on" or "under" the second feature can be that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, the first feature is "above", "over" and "on" the second feature can be that the first feature is directly above or obliquely above the second feature, or it only means that the horizontal height of the first feature is higher than that of the second feature. The first feature is "below", "under" and "under" the second feature can be that the first feature is directly below or obliquely below the second feature, or it only means that the horizontal height of the first feature is less than that of the second feature.

[0039] In the description of the present application, the description of the terms "one embodiment", "some embodiments", "example", "specific example" or "some examples" means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present application, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art can combine and combine different embodiments or features of different embodiments or examples described in the present application without contradiction.

[0040] Although the embodiments of the present application have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as limiting the present application. Those skilled in the art can change, modify, replace and modify the above embodiments within the scope of the present application.

Claims

1. A support device for quickly adjusting the longitudinal slope of the bottom of a precast beam, characterized in that, The structure includes a pre-embedded steel plate at the bottom of the beam, four support columns, four sleeves, and a support steel plate. The four sleeves are arranged vertically in a quadrilateral shape. The lower ends of the four support columns are fitted into the four sleeves one by one. The outer side wall of each support column is provided with external threads. Each support column is threaded with an adjusting nut. The adjusting nut overlaps the upper end face of the corresponding sleeve. The pre-embedded steel plate at the bottom of the beam is placed on the upper end of the four support columns. The outer diameter of the sleeve is 50mm, and the wall thickness of the sleeve is 15mm; the outer diameter of the support rod is 32mm; the length of the sleeve is 300mm. The lower ends of the four sleeves are all installed on the support steel plate; the lower ends of the four sleeves are all welded to the support steel plate; the support steel plate is provided with limiters on both sides, and the two sides of the support steel plate abut against the corresponding limiters; the limiters are limit posts, which are embedded in the concrete at the bottom of the precast beam, and the upper end of the limit posts is higher than the upper surface of the support steel plate.

2. The support device for quickly adjusting the longitudinal slope of the bottom of a precast beam according to claim 1, characterized in that, The four sleeves are arranged in a rectangle.

3. The support device for quickly adjusting the longitudinal slope of the bottom of a precast beam according to claim 1, characterized in that, The steel plate embedded at the bottom of the beam has a rectangular structure.

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