CN218970751U

CN218970751U - Large-span steel truss gallery deflection control temporary buttress device

Info

Publication number: CN218970751U
Application number: CN202223611397.7U
Authority: CN
Inventors: 王立刚; 黄明超; 刘锐; 黄海明; 罗素康; 谭海辉; 葛余鑫; 许正余
Original assignee: Zhejiang Xinzhongyuan Construction Co ltd
Current assignee: Zhejiang Xinzhongyuan Construction Co ltd
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-05-05
Anticipated expiration: 2032-12-29

Abstract

The utility model discloses a large-span steel truss gallery deflection control temporary buttress device which comprises a temporary buttress and hydraulic jacks, wherein the temporary buttress comprises a horizontal beam, two ends of the horizontal beam are respectively and vertically connected with a first vertical rod downwards, the center position of the horizontal beam is vertically connected with a second vertical rod downwards, the horizontal beam is upwards connected with a flat plate, and two ends of the upper surface of the flat plate are respectively provided with the hydraulic jacks. The utility model has the advantages of being adaptable to multi-position installation of trusses and high in stability of installation of hydraulic jacks, effectively controlling the deflection of the large-span steel truss corridor, facilitating maintenance of a construction work channel and providing a standing work surface for constructors.

Description

Large-span steel truss gallery deflection control temporary buttress device

Technical Field

The utility model relates to the technical field of steel structure engineering, in particular to a large-span steel truss gallery deflection control temporary buttress device.

Background

Along with the improvement of the social economy level, the requirements of large-scale meetings, sports centers and large-scale airports are more and more increased, the structural design of the buttress system is quite mature, the large-span truss is more and more widely applied to the building design, and the large-span truss has the advantages of light dead weight, good bearing performance and high strength, can provide extra-large space, saves materials and can meet various modeling requirements. The corridor is a link structure between buildings, and on one hand, the corridor is arranged according to the requirements of building functions, so that the corridor can be convenient for the connection between two towers. Meanwhile, the integrated lighting effect is good, the visual field is wide, and the integrated lighting device can be used as sightseeing hallways, leisure coffee shops and the like. At present, most of the existing temporary buttress devices adopt a full-hall steel pipe supporting system, are generally erected in full hall, cannot be adjusted according to the load of a supported structure, and have the defects of large occupied amount of a formwork and a template, long occupied time, inconvenient installation and disassembly, influence on traffic and easy structural deformation after the buttress device is dismantled.

Disclosure of Invention

The utility model aims to provide a large-span steel truss gallery deflection control temporary buttress device. The hydraulic jack has the advantages of being capable of adapting to multi-position installation of trusses and high in stability of installation of hydraulic jacks, effectively controlling deflection of a large-span steel truss corridor, facilitating maintenance of a construction work channel and providing a standing work surface for constructors.

The technical scheme of the utility model is as follows: the utility model provides a stride steel truss vestibule deflection control temporary buttress device greatly, includes temporary buttress and hydraulic jack, temporary buttress includes the horizontal beam, the horizontal beam both ends are connected with first montant downwards perpendicularly respectively, horizontal beam central point puts down and is connected with the second montant perpendicularly, the horizontal beam upwards is connected with the flat board, the both ends of flat board upper surface are equipped with a hydraulic jack respectively.

Compared with the prior art, the utility model has the beneficial effects that: through connecting the flat board in the horizontal beam top, can provide constructor operation face of standing, be equipped with the kidney slot respectively at the both ends of flat board upper surface, hydraulic jack can be in kidney slot adjustment mounted position, be favorable to realizing the multiposition installation of truss, kidney slot itself can carry out spacingly to hydraulic jack, thereby be favorable to improving the stability of jack installation thereby effectual control large-span steel truss vestibule's amount of deflection, the horizontal beam both ends are connected with first montant downwards perpendicularly respectively, the central point of horizontal beam puts down and is connected with the second montant perpendicularly, the facility worker passageway is kept to convenient below large-span steel truss continuous vestibule.

In the large-span steel truss gallery deflection control temporary buttress device, the two ends of the upper surface of the flat plate are respectively provided with a kidney-shaped groove, and the hydraulic jack is arranged in the kidney-shaped groove.

In the large-span steel truss gallery deflection control temporary buttress device, the waist-shaped groove bottom is provided with the first saw teeth, the hydraulic jack comprises a body and a first base, and the first base is provided with the second saw teeth.

In the large-span steel truss gallery deflection control temporary buttress device, the top height of the hydraulic jack is higher than the notch height of the kidney-shaped groove.

In the large-span steel truss gallery deflection control temporary buttress device, a first diagonal bracing is connected between the horizontal beam and the first vertical rod.

In the large-span steel truss gallery deflection control temporary buttress device, the bottom ends of the first vertical rods and the second vertical rods are connected with the second base.

In the large-span steel truss gallery deflection control temporary buttress device, two second diagonal braces connected with the second base are respectively connected to the two sides of the first vertical rod and the two sides of the second vertical rod.

In the large-span steel truss corridor deflection control temporary buttress device, the second base and the two second diagonal braces are connected and then integrally form a triangle.

In the large-span steel truss gallery deflection control temporary buttress device, a third diagonal brace is welded between the second diagonal brace and the second base.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a side view of the structure of the present utility model;

FIG. 3 is a schematic view of the structure of the hydraulic jack of the present utility model;

FIG. 4 is a top plan view of the structure of the present utility model;

fig. 5 is a cross-sectional view of fig. 4 at the kidney slot.

Reference numerals: 1. temporary buttresses; 11. a horizontal beam; 12. a first vertical rod; 13. a second vertical rod; 14. a flat plate; 15. a kidney-shaped groove; 151. a first serration; 16. a first diagonal brace; 17. a second base; 18. a second diagonal brace; 19. a third diagonal brace; 2. a hydraulic jack; 21. a body; 22. a first base; 221. a second serration; 3. truss frame.

Detailed Description

The utility model is further illustrated by the following figures and examples, which are not intended to be limiting.

Examples: a large-span steel truss gallery deflection control temporary buttress device, the structure of which is shown in fig. 1 to 5, comprising:

temporary buttress 1 and hydraulic jack 2, temporary buttress 1 includes horizontal beam 11, horizontal beam 11 both ends respectively downwards perpendicularly are connected with first montant 12, horizontal beam 11 central point puts and downwards perpendicularly is connected with second montant 13, horizontal beam 11 upwards is connected with dull and stereotyped 14, the both ends of dull and stereotyped 14 upper surface are equipped with a hydraulic jack 2 respectively.

Preferably, the two ends of the upper surface of the flat plate 14 are respectively provided with a kidney-shaped groove 15, and the hydraulic jack 2 is arranged in the kidney-shaped groove 15, so that the multi-position installation of the truss 3 is realized, and the limiting of the hydraulic jack 2 in the width direction of the horizontal beam 11 is facilitated.

Preferably, the bottom of the kidney-shaped groove 15 is provided with first saw teeth 151, the hydraulic jack 2 comprises a body 21 and a first base 22, and the first base 22 is provided with second saw teeth 221, so that the hydraulic jack 2 can be limited in the length direction of the horizontal beam 11, and the stability of the hydraulic jack 2 in operation is improved.

Preferably, the top of the hydraulic jack 2 is higher than the notch of the kidney-shaped groove 15, so that ejection of the truss 3 is realized.

Preferably, a first diagonal brace 16 is connected between the horizontal beam 11 and the first vertical rod 12, which is beneficial to improving the connection stability of the horizontal beam 11 and the first vertical rod 12.

Preferably, the bottom ends of the first vertical rod 12 and the second vertical rod 13 are connected with a second base 17, and the second base 17 is composed of two H-shaped steel pieces, so that the stability of the whole structure is improved.

Preferably, two second diagonal braces 18 connected with the second base 17 are respectively connected to two sides of the first vertical rod 12 and two sides of the second vertical rod 13, and the second diagonal braces 18 are composed of two H-shaped steel, so that the connection stability of the first vertical rod 12, the second vertical rod 13 and the second base 17 is improved.

Preferably, the second base 17 and the two second diagonal braces 18 are connected to form a triangle, which is favorable for improving the stability of the whole structure and avoiding the safety problem caused by the infirm temporary buttress 1.

Preferably, a third diagonal brace 19 is welded between the second diagonal brace 18 and the second base 17, which is beneficial to improving the connection stability of the second diagonal brace 18 and the second base 17.

The working principle of the utility model is as follows: according to the structural condition of the large-span steel truss corridor, H-shaped steel is adopted to customize the temporary buttress 1, after the temporary buttress 1 is installed, the temporary buttress 1 is hoisted according to site construction deployment, after acceptance inspection is qualified, a hydraulic jack 2 is placed in a kidney-shaped groove 15 of the temporary buttress 1, second saw teeth 221 on a first base 22 are ensured to be embedded into first saw teeth 151 at the bottom of the kidney-shaped groove 15, then hoisting of a steel truss 3 is carried out, the steel truss 3 is erected above the hydraulic jack 2, fixed installation is completed at a fixed end, finally the hydraulic jack 2 is controlled, the steel truss 3 is arched in advance by the upper jack, and structural deformation after support dismantling is effectively counteracted.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

The above is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.

Claims

1. The utility model provides a stride steel truss vestibule deflection control temporary buttress device greatly which characterized in that: including interim buttress (1) and hydraulic jack (2), interim buttress (1) include horizontal beam (11), horizontal beam (11) both ends are connected with first montant (12) downwards perpendicularly respectively, horizontal beam (11) central point puts down and is connected with second montant (13) perpendicularly, horizontal beam (11) upwards are connected with dull and stereotyped (14), the both ends of dull and stereotyped (14) upper surface are equipped with a hydraulic jack (2) respectively.

2. The large-span steel truss gallery deflection control temporary buttress device of claim 1, wherein: two ends of the upper surface of the flat plate (14) are respectively provided with a kidney-shaped groove (15), and the hydraulic jack (2) is arranged in the kidney-shaped groove (15).

3. The large-span steel truss gallery deflection control temporary buttress device of claim 2, wherein: the bottom of the kidney-shaped groove (15) is provided with first sawteeth (151), the hydraulic jack (2) comprises a body (21) and a first base (22), and the first base (22) is provided with second sawteeth (221).

4. The large-span steel truss gallery deflection control temporary buttress device of claim 2, wherein: the top of the hydraulic jack (2) is higher than the notch of the kidney-shaped groove (15).

5. The large-span steel truss gallery deflection control temporary buttress device of claim 1, wherein: a first diagonal brace (16) is connected between the horizontal beam (11) and the first vertical rod (12).

6. The large-span steel truss gallery deflection control temporary buttress device of claim 1, wherein: the bottom ends of the first vertical rod (12) and the second vertical rod (13) are connected with a second base (17).

7. The large-span steel truss gallery deflection control temporary buttress device of claim 6, wherein: two second diagonal braces (18) connected with the second base (17) are respectively connected to two sides of the first vertical rod (12) and two sides of the second vertical rod (13).

8. The large-span steel truss gallery deflection control temporary buttress device of claim 7, wherein: the second base (17) is connected with the two second diagonal braces (18) and then is integrally triangular.

9. The large-span steel truss gallery deflection control temporary buttress device of claim 7, wherein: a third diagonal brace (19) is welded between the second diagonal brace (18) and the second base (17).