CN116122599A - Adjusting device for cantilever beam installation - Google Patents

Abstract

The invention relates to an adjusting device for installing an overhanging beam, which is used for installing prefabricated components. The embedded assembly is arranged on the prefabricated part in an embedded manner; the adjusting assembly is connected with the prefabricated part through the embedded assembly to support and position the prefabricated part through the adjusting assembly, the adjusting assembly comprises a first triangular structure formed on a first plane and a second triangular structure formed on a second plane, and a first preset included angle is formed between the first plane and the second plane. Because the setting of adjustment subassembly plays support prefabricated component and positioning action through the adjustment subassembly to solve the current difficult and elevation adjustment problem to large-scale component plane location of encorbelmenting, and adjustment subassembly is provided with different planar first triangle structures and second triangle structures of being favorable to, makes the structure of adjustment subassembly more firm, and then can be better support prefabricated component.

Description

An adjustment device for cantilever beam installation

technical field

The invention relates to the technical field of cantilever structure installation equipment, in particular to an adjustment device for cantilever beam installation.

Background technique

Under the background of my country's vigorous development of prefabricated buildings, prefabricated concrete components are more and more widely used. For example, precast concrete columns, precast shear walls, precast floors, precast concrete stairs, etc. in the main structure. Prefabricated cantilevered concrete beams need to be reliably connected to the main structure, and the cantilevered ends also need to be supported reliably. But in many cases, the overhanging end is not conducive to setting up supports, so there are various forms of supports. In practical applications, some projects are directly changed to cast-in-place structures, and some projects are equipped with full-scale scaffolding in order to meet the requirements of prefabricated construction. However, adopting such a method will cause various inconveniences due to the full house of scaffolding, and the construction period is long and the economic benefits are poor.

Contents of the invention

The purpose of the present invention is to provide an adjustment device for the installation of cantilever beams, aiming to solve the problems of difficult adjustment of components in place, complex procedures, long construction time and high cost in the construction process of the supporting scheme of large-scale cantilever structures in the prior art question.

In order to solve the above technical problems, an adjustment device for cantilever beam installation is provided, which is used for the installation of prefabricated components, including:

A pre-embedded component, the pre-embedded component is installed on the prefabricated component in a pre-embedded manner;

An adjustment assembly, the adjustment assembly is connected with the prefabricated component through the pre-embedded assembly to support and position the prefabricated component with the adjustment assembly, the adjustment assembly includes a first triangular structure formed on the first plane and a triangular structure on the second A second triangular structure formed by a plane, and a first preset angle is formed between the first plane and the second plane.

Further, the adjustment assembly includes a first steel component, a second steel component and a third steel component, the prefabricated component includes a first main structural beam, a prefabricated part and a second main structural beam, and the first steel component is connected to Between the first main structural beam and the prefabricated part, the second steel member is connected between the prefabricated part and the second main structural beam, and the third steel member is connected to the first Between a steel member and the second steel member, the first steel member, the second steel member and the third steel member together form the first triangular structure.

Further, the adjustment assembly further includes a brace connected between the second steel member and the second main structural beam, the brace, the second steel member and the first The two main structure beams jointly constitute the second triangular structure.

Further, the cross sections of the first steel member, the second steel member and the third steel member are “H” shaped.

Further, the pre-embedded assembly includes a first pre-embedded part, the first pre-embedded part is at least partly installed in the prefabricated part by pre-embedding, the first steel component and the second steel component It is connected with the prefabricated part through the first embedded part.

Further, the first embedded part includes a fixing part, a first installing part and a second installing part, the fixing part is embedded in the prefabricated part, the first installing part and the second installing part are all connected to the fixing part, and the first installation part and the second installation part form a second preset angle; the first installation part is connected to the first steel member, and the first installation part The second installation part is connected with the second steel member.

Further, the second preset included angle is denoted as α, and α satisfies the relational expression: 30°≤α≤60°.

Further, the fixing part is in a "T" shape; and/or,

The cross sections of the first installation part and the second installation part are "H" shaped.

Further, the embedded component also includes a second embedded part and a third embedded part, the first steel member is connected to the first main body structural beam through the second embedded part, and the third embedded part The steel member is connected to the second main structural beam through the third embedded part.

Further, the adjustment assembly is connected to the pre-embedded assembly through high-strength bolts.

Implementing the embodiment of the present invention will have the following beneficial effects:

The adjustment device installed on the cantilever beam in this embodiment, due to the setting of the adjustment component, plays the role of supporting and positioning the prefabricated component through the adjustment component, thereby solving the existing problems of difficult plane positioning and elevation adjustment of large cantilever components. Moreover, the setting of the adjusting component is beneficial to the first triangular structure and the second triangular structure of different planes, which makes the structure of the adjusting component more stable, and can better support the prefabricated components; in addition, compared with the cantilevered concrete beam, the present application The cantilever beam is assembled through prefabricated components and advanced adjustment components, which is convenient for construction and has a stable and reliable structure.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention. Those skilled in the art can also obtain other drawings based on these drawings without creative work.

Fig. 1 is a three-dimensional structural schematic diagram of the combination of the adjustment device and the prefabricated component described in the embodiment of the present invention;

Fig. 2 is a schematic plan view of the combination of the adjustment device and the prefabricated component described in the embodiment of the present invention;

Fig. 3 is a schematic structural view of the strut described in the embodiment of the present invention;

Fig. 4 is a schematic structural view of the first steel member according to the embodiment of the present invention.

Among them: 100. Adjusting device; 110. Embedded component; 111. First embedded part; 1111. Fixing part; 1112. First installation part; 1113. Second installation part; 112. Second embedded part; 113. The third embedded part; 114, the fourth embedded part; 120, the adjustment assembly; 121, the first triangular structure; 122, the second triangular structure; 123, the first steel member; 124, the second steel member; 125, the first Three steel components; 126, struts; 200, prefabricated components; 210, first main structure beams; 220, prefabricated parts; 230, second main structure beams.

Detailed ways

In order to facilitate the understanding of the present invention, the present invention will be described more fully below with reference to the associated drawings. Preferred embodiments of the invention are shown in the accompanying drawings. However, the present invention is capable of being implemented in many different forms and is not limited to the embodiments described herein. On the contrary, these embodiments are provided to make the understanding of the disclosure of the present invention more thorough and comprehensive.

It should be noted that when an element is referred to as being “fixed” to another element, it can be directly on the other element or there can also be an intervening element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and similar expressions are used herein for purposes of illustration only.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field of the invention. The terms used herein in the description of the present invention are for the purpose of describing specific embodiments only, and are not intended to limit the present invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Please refer to Fig. 1-Fig. 4, the embodiment of the present invention provides an adjustment device 100 installed on a cantilever beam, which is used for the installation of a prefabricated component 200, and the adjustment device 100 installed on a cantilever beam in this embodiment includes a pre-embedded component 110 and adjustment assembly 120. The pre-embedded component 110 is installed on the prefabricated component 200 by pre-embedding; the adjustment component 120 is connected with the prefabricated component 200 through the pre-embedded component 110 so as to support and position the prefabricated component 200 with the adjustment component 120, and the adjustment component 120 includes forming on the first plane The first triangular structure 121 and the second triangular structure 122 are formed on the second plane, and the first preset angle is formed between the first plane and the second plane. Exemplarily, the adjustment assembly 120 of the present application plays a role in supporting the prefabricated component 200 and positioning and adjusting the prefabricated component 200 during installation. Both the first triangular structure 121 and the second triangular structure 122 are triangular, which makes the structure of the adjustment assembly 120 more stable. And in this embodiment, the first preset included angle is 90°, that is to say, the first triangular structure and the second triangular structure 122 are perpendicular. Of course, in a specific application, the angle of the first preset included angle is not limited thereto. For example, as an alternative, the first preset included angle can also be 80°, or 100° or other angles, which will not be done here. Too restrictive.

Please refer to Fig. 1, Fig. 2, and Fig. 3, the adjustment device 100 installed on the cantilever beam in this embodiment, due to the setting of the adjustment assembly 120, the adjustment assembly 120 plays the role of supporting and positioning the prefabricated component 200, thereby solving the problem of existing For the problems of difficult plane positioning and elevation adjustment of large cantilevered components, and the adjustment assembly 120 is provided with a first triangular structure 121 and a second triangular structure 122 that are beneficial to different planes, so that the structure of the adjustment assembly 120 is more stable and can be better support the prefabricated component 200; in addition, compared with the cantilevered concrete beam, the cantilevered beam of the present application is obtained by assembling the prefabricated component 200 and the adjustment assembly 120, which is convenient for construction and has a stable and reliable structure.

Please refer to FIG. 1 , FIG. 2 , and FIG. 3 , as an implementation, the adjustment assembly 120 includes a first steel member 123 , a second steel member 124 and a third steel member 125 , and the prefabricated member 200 includes a first main body structural beam 210 , The prefabricated part 220 and the second main structural beam 230, the first steel member 123 is connected between the first main structural beam 210 and the prefabricated part 220, and the second steel member 124 is connected between the prefabricated part 220 and the second main structural beam 230 , the third steel member 125 is connected between the first steel member 123 and the second steel member 124 , and the first steel member 123 , the second steel member 124 and the third steel member 125 together form the first triangular structure 121 . Exemplarily, in this embodiment, the second steel member 124 is horizontal, the first steel member 123 is arranged on the upper end portion of the second steel member 124, and between the first steel member 123 and the second steel member 124 Forming a certain angle, one end of the third steel member 125 is installed on the first steel member 123, and the other end is installed on the second steel member 124, that is to say, the third steel member 125 is used to support the first steel member 123 . In addition, it should be noted that the connection of the first steel member 123, the second steel member 124 and the third steel member 125 may be screwed or bolted, or connected by welding, which is not done here. Many restrictions. The first steel member 123 , the second steel member 124 and the third steel member 125 are made of metal materials, such as steel, etc. The advantage is that the materials are conventional materials, which are convenient to purchase and process. In this embodiment, the first main body structural beam 210, the prefabricated part 220 and the second main body structural beam 230 are structural beams made of concrete.

Please refer to Fig. 1, Fig. 2, Fig. 3, as an embodiment, the adjustment assembly 120 also includes a strut 126, the strut 126 is connected between the second steel member 124 and the second main structure beam 230, the strut 126, The second steel member 124 and the second body structural beam 230 together form the second triangular structure 122 . Exemplarily, the strut 126 is a round tube, and the strut 126 is placed horizontally, and the strut 126 is installed on the second steel member 124 and the second main structural beam 230 by screws or bolts.

Please refer to FIG. 1 , FIG. 2 , and FIG. 3 , as an embodiment, the cross-sections of the first steel member 123 , the second steel member 124 and the third steel member 125 are "H" shaped. Exemplarily, the first steel member 123, the second steel member 124 and the third steel member 125 are all I-shaped steel structures, and the cross sections of the first steel member 123, the second steel member 124 and the third steel member 125 The specific area is obtained by calculating the required bearing capacity according to the mechanical model.

Please refer to FIG. 1, FIG. 2, and FIG. 3. As an embodiment, the embedded component 110 includes a first embedded part 111, and the first embedded part 111 is at least partially installed in the prefabricated part 220 by pre-embedding. A steel member 123 and a second steel member 124 are connected to the prefabricated part 220 through the first embedded part 111 . Exemplarily, when the prefabricated part 220 is being poured, the first embedded part 111 is placed inside the prefabricated part 220 and positioned well, and it is only necessary to wait for the poured concrete to be 100% solidified. In addition, it should be noted that only a part of the first embedded part 111 is placed in the prefabricated part 220 , and the other part is exposed from the prefabricated part 220 for connecting with the first steel component 123 and the second steel component 124 .

Please refer to FIG. 1 , FIG. 2 , and FIG. 3 , as an embodiment, the first embedded part 111 includes a fixing part 1111 , a first installation part 1112 and a second installation part 1113 , and the fixing part 1111 is pre-embedded in the prefabricated part 220 , the first installation part 1112 and the second installation part 1113 are connected with the fixed part 1111, and the second preset angle is formed between the first installation part 1112 and the second installation part 1113; the first installation part 1112 and the first steel The components 123 are connected, and the second installation part 1113 is connected with the second steel component 124 . Exemplarily, the fixing part 1111 is installed in the prefabricated part 220, the first installing part 1112 and the second installing part 1113 are exposed to the prefabricated part 220, the first steel member 123 is installed on the first installing part 1112 by screws or bolts, the second The second steel member 124 is installed on the second installation part 1113 by screws or bolts. The length L1 of the first mounting part 1112 is 900 mm, and the length L2 of the second mounting part 1113 is 700 mm, which is convenient for tightening high-strength bolts, and at the same time taking into account that the connecting part can be temporarily fixed by using a code plate.

Please refer to FIG. 1 , FIG. 2 , and FIG. 3 , as an implementation manner, the second preset included angle is denoted as α, and α satisfies the relational expression: 30°≤α≤60°. Exemplarily, in this embodiment, the second preset included angle α may be 30°, 40°, 45°, 50°, 60°, and the specific angle is adjusted according to actual needs, which is not limited here.

As an embodiment, the fixing part 1111 is in a "T" shape; the cross sections of the first installation part 1112 and the second installation part 1113 are in an "H" shape. Exemplarily, the fixing part 1111 is obtained by welding three plates, that is, one horizontal plate and two vertical plates, and the three plates are perpendicular to each other. This structure has the advantages of convenient processing and low cost, and the fixing part When 1111 is pre-embedded in the prefabricated part 220, it will not easily come out from the prefabricated part 220. The first installation part 1112 and the second installation part 1113 are installed on the fixing part 1111 by welding, which makes the first embedded part 111 easier to process and manufacture, and ordinary steel plates can be used, and the materials are easy to obtain.

Please refer to Fig. 1, Fig. 2, Fig. 3, as an embodiment, the pre-embedded component 110 also includes a second pre-embedded part 112 and a third pre-embedded part 113, and the first steel member 123 passes through the second pre-embedded part 112 and The first main structure beam 210 is connected, and the third steel member 125 is connected with the second main structure beam 230 through the third embedded part 113 . Exemplarily, when the first main structural beam 210 and the second main structural beam 230 are poured, the second embedded part 112 is placed inside the first main structural beam 210 and positioned, and the third embedded part 113 Put it inside the second main structure beam 230 and position it well, just wait for the poured concrete to be 100% solidified. In addition, it should be noted that, only a part of the second embedded part 112 and the third embedded part 113 is placed in the column, and the other part is exposed to the column, which is used to connect with the first steel member 123 and the third steel member. 125 connections. The length L3 of the embedded section of the second embedded part 112 is 500 mm, and the length L4 of the embedded section of the third embedded part 113 is 400 mm. It is convenient to adjust the angle during construction, and at the same time, it takes into account the operation space during connection. In the second steel member 124 , the distance between the connection position of the strut 126 and the end connected with the first embedded part 111 is a1 = 1000 mm. The convenient operation is the fastening of the seat belt.

Please refer to Fig. 1, Fig. 2, Fig. 3, the embedded assembly 110 also includes a fourth embedded part 114, and the strut 126 is installed on the second main structure beam 230 through the fourth embedded part 114, and the second main structure beam 230 When pouring, the fourth embedded part 114 is placed inside the second main structure beam 230 and positioned well, the fourth embedded part 114 is placed inside the second main structure beam 230 and positioned well, and the concrete waiting to be poured 100% solidification is enough.

Please refer to FIG. 1 , FIG. 2 , and FIG. 3 , as an implementation manner, the adjustment assembly 120 and the embedded assembly 110 are connected by high-strength bolts. Exemplarily, the high-strength bolts are made of high-strength steel, or bolts requiring a relatively large pre-tightening force. Through the connection of high-strength bolts, the connection between the adjustment assembly 120 and the prefabricated component 200 is more stable, ensuring the bearing strength of the cantilever beam. The advantage of using high-strength bolts is that they are detachable, reusable, and have good economic effects.

Please refer to Figure 1, Figure 2, and Figure 3. When installing the prefabricated component 200, the other end should be reliably connected. This invention requires a safety channel on the installation component, and this application is suitable for weights ranging from 10 tons to 20 tons. components.

The adjustment device 100 installed on the cantilever beam of the present application has the following advantages:

1. This application solves the problems of difficult plane positioning and elevation adjustment for large cantilevered components (section greater than 1 meter);

2. This application provides a reliable guarantee for the cantilevered concrete beams to be converted into prefabricated components 200;

3. In this application, the total station can be used to accurately locate the connecting parts.

4. The materials used in this application are conventional materials, which are convenient to purchase and process.

5. This application solves the problem of cumbersome installation process and has a reliable guarantee for safety;

6. This application solves the problem that personnel cannot enter the working surface, and is easy to install.

The assembly steps of the adjustment device 100 installed on the cantilever beam of the present application:

In the first step, the prefabricated part 220 is poured, and the first embedded part 111 is together with the concrete when the prefabricated part 220 is poured. The positioning should be carried out according to the requirements of the construction drawings before casting in place, and the concrete beams can be transported to the site for installation after the strength reaches 100%.

In the second step, the second embedded part 112 and the third embedded part 113 are main structure embedded parts, which need to be poured together with concrete during the construction of the first main structure beam 210 and the second main structure beam 230, until the concrete strength reaches 100% before proceeding to the next step.

In the third step, the first steel component 123 , the second steel component 124 and the third steel component 125 are assembled on the ground and then installed in place.

In the fourth step, after the installation of the above steps is completed, install the strut 126, which is a component to ensure the accuracy of the plane positioning of the entire device.

In the fifth step, in order to ensure the accuracy of the node at the end of the adjustment component, a total station can be used for precise positioning.

In the sixth step, after the adjustment components are installed, the precast concrete beams are hoisted. Because the joints on the concrete beam have two angles, the elevation and horizontal position of the concrete beam can be guaranteed.

The above-mentioned embodiments only express several implementation modes of the present invention, and the description thereof is relatively specific and detailed, but should not be construed as limiting the scope of the patent application. It should be noted that, for those skilled in the art, several modifications and improvements can be made without departing from the concept of the present invention, and these all belong to the protection scope of the present invention. Therefore, the protection scope of the patent for the present invention should be based on the appended claims.

Claims (10)

1. An adjustment device for the installation of a cantilever beam, which is used for the installation of prefabricated components, is characterized in that it includes: A pre-embedded component, the pre-embedded component is installed on the prefabricated component in a pre-embedded manner; An adjustment assembly, the adjustment assembly is connected with the prefabricated component through the pre-embedded assembly to support and position the prefabricated component with the adjustment assembly, the adjustment assembly includes a first triangular structure formed on the first plane and a triangular structure on the second A second triangular structure formed by a plane, and a first preset angle is formed between the first plane and the second plane. 2. The adjustment device for cantilever beam installation according to claim 1, characterized in that, the adjustment assembly comprises a first steel component, a second steel component and a third steel component, and the prefabricated component comprises a first main body structure A beam, a prefabricated part, and a second main structural beam, the first steel member is connected between the first main structural beam and the prefabricated part, and the second steel member is connected between the prefabricated part and the first Between two main body structural beams, the third steel member is connected between the first steel member and the second steel member, the first steel member, the second steel member and the third steel member The members together form the first triangular structure. 3. The adjustment device for cantilever beam installation according to claim 2, characterized in that, the adjustment assembly further comprises a strut, and the strut is connected to the second steel member and the second main structural beam Between them, the struts, the second steel member and the second main structural beam together form the second triangular structure. 4 . The adjustment device for installation of a cantilever beam according to claim 2 , wherein the cross-sections of the first steel member, the second steel member and the third steel member are “H” shaped. 5. The adjustment device for cantilever beam installation according to any one of claims 2-4, characterized in that, the embedded assembly includes a first embedded part, and the first embedded part is at least partially passed through the embedded installed in the prefabricated part, the first steel component and the second steel component are connected to the prefabricated part through the first embedded part. 6. The adjustment device for cantilever beam installation according to claim 5, characterized in that, the first embedded part includes a fixing part, a first installing part and a second installing part, and the fixing part is embedded in the In the prefabricated part, both the first installation part and the second installation part are connected to the fixing part, and the first installation part and the second installation part form a second preset angle; The first installation part is connected to the first steel member, and the second installation part is connected to the second steel member. 7 . The adjustment device for installation of a cantilever beam according to claim 6 , wherein the second preset included angle is denoted as α, and α satisfies the relational expression: 30°≤α≤60°. 8. The adjustment device for cantilever beam installation according to claim 6, characterized in that, the fixing part is in a "T" shape; and/or, The cross sections of the first installation part and the second installation part are "H" shaped. 9. The adjustment device for cantilever beam installation according to claim 5, characterized in that, the embedded assembly further includes a second embedded part and a third embedded part, and the first steel member passes through the first embedded part Two embedded parts are connected to the first main structure beam, and the third steel member is connected to the second main structure beam through the third embedded part. 10. The adjustment device installed with a cantilever beam according to any one of claims 1-4, characterized in that, the adjustment assembly and the embedded assembly are connected by high-strength bolts.

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