CN109057398B

CN109057398B - Strutting arrangement for building engineering

Info

Publication number: CN109057398B
Application number: CN201811038701.9A
Authority: CN
Inventors: 张智慧; 代清冬; 王秀斋; 高庆敏
Original assignee: SIAS INTERNATIONAL UNIVERSITY
Current assignee: SIAS INTERNATIONAL UNIVERSITY
Priority date: 2018-09-06
Filing date: 2018-09-06
Publication date: 2020-09-25
Anticipated expiration: 2038-09-06
Also published as: CN109057398A

Abstract

The invention discloses a supporting device for constructional engineering, which comprises a base, a crankshaft and a bearing unit, wherein a crank throw is arranged on the crankshaft, and the crank throw comprises a connecting rod neck and a crank arm; the bearing unit comprises a connecting rod and a bearing column, the bearing column is provided with a mounting column, and a disc spring and a bearing seat are nested on the mounting column; the supporting column is installed on the bearing seat on the bearing unit positioned in the middle, the bearing seats on the other two bearing units are installed on the base, and a through hole for the supporting column to pass through is correspondingly formed in the base. The supporting device utilizes three bearing units on the crankshaft, the bearing force borne by the supporting column for external support acts on the bearing unit positioned in the middle, the counteraction of the other two bearing units is utilized to generate force offset, the rotation of the crankshaft is utilized to enable the three bearing units to form dynamic balance, and then the supporting column is supported, and further the supporting device is enabled to form a dynamic buffering support.

Description

Strutting arrangement for building engineering

Technical Field

The invention relates to the technical field of constructional engineering, in particular to a supporting device for constructional engineering.

Background

The support device plays a very important role in the construction work, and occupies a place both in the technical activity and in the engineering construction. However, the existing support device for construction engineering still has certain defects in structure, steel frame connection in the existing support device is generally rigid connection, and although the steel frame connection has a strong connection effect, the anti-seismic effect is poor, and buffering cannot be performed.

Disclosure of Invention

In view of the above technical shortcomings, an object of the present invention is to provide a support device for construction engineering, which can improve the anti-seismic effect of the support device, so that the support device can have a certain buffer effect when being subjected to a large external load, thereby improving the support effect of the support device.

In order to solve the technical problems, the invention adopts the following technical scheme:

the invention provides a supporting device for constructional engineering, which comprises a base, a crankshaft which can be rotatably arranged in the base and three bearing units which are arranged on the crankshaft, wherein three cranks are arranged on the crankshaft, each crank comprises a connecting rod neck and crank arms which are positioned at two ends of the connecting rod neck, and the central connecting lines of the three connecting rod necks form an isosceles obtuse triangle; the bearing unit comprises a connecting rod which can be rotatably arranged on the connecting rod neck and a bearing column which can be rotatably arranged on the connecting rod, the bearing column is rotatably connected with the connecting rod through a connecting shaft, a mounting column is fixedly arranged at the central position of the end part of the bearing column far away from the connecting rod, a plurality of uniformly distributed disc springs are nested on the mounting column, a bearing seat is further nested on the mounting column, a stepped hole for the mounting column to pass through is formed in the central position of the bearing seat, a limit nut is assembled on the end part of the mounting column far away from the bearing column through a thread, and the bearing seat is tightly pressed on the disc springs through the limit nut; the supporting column is installed on the bearing seat on the bearing unit positioned in the middle, the bearing seats on the other two bearing units are installed on the base, and a through hole for the supporting column to pass through is correspondingly formed in the base.

Preferably, the bearing column is also provided with a protective sleeve in a threaded manner.

Preferably, the bearing seats are correspondingly installed on the base and the supporting column through bolts.

Preferably, the base is provided with a mounting hole, the base is further symmetrically provided with two reinforcing seats, and the crankshaft is rotatably arranged on the reinforcing seats.

Preferably, the number of the disc springs is even, and the disc springs are installed in an involutory mode.

The invention has the beneficial effects that: the supporting device utilizes three bearing units on the crankshaft, the bearing force borne by the supporting column for external support acts on the bearing unit positioned in the middle, the counteraction of the other two bearing units is utilized to generate force offset, the rotation of the crankshaft is utilized to enable the three bearing units to form dynamic balance, and then the supporting column is supported, and further the supporting device is enabled to form a dynamic buffering support.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a front view of a supporting device for construction engineering according to an embodiment of the present invention;

fig. 2 is a top view of a supporting device for construction engineering according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a crankshaft and a carrying unit;

FIG. 4 is an exploded view of FIG. 3;

fig. 5 is a partial cross-sectional view of the load carrying unit.

Description of reference numerals: 1-base, 11-reinforcing seat, 2-crankshaft, 21-crank arm, 22-connecting rod neck, 3-bearing unit, 31-connecting rod, 311-connecting shaft, 32-bearing column, 321-mounting column, 322-limit nut, 323-belleville spring, 33-protective sleeve, 34-bearing seat, 341-stepped hole and 4-supporting column.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 5, a supporting device for construction engineering comprises a base 1, a crankshaft 2 rotatably arranged in the base 1, and three bearing units 3 mounted on the crankshaft 2, wherein three cranks are arranged on the crankshaft 2, each crank comprises a connecting rod neck 22 and crank arms 21 at two ends of the connecting rod neck 22, and connecting lines of centers of the three connecting rod necks 22 form an isosceles obtuse triangle; the bearing unit 3 comprises a connecting rod 31 rotatably arranged on the connecting rod neck 22 and a bearing column 32 rotatably arranged on the connecting rod 31, the bearing column 32 is rotatably connected with the connecting rod 31 through a connecting shaft 311, a mounting column 321 is fixedly arranged at the central position of the end part of the bearing column 32 far away from the connecting rod 31, a plurality of uniformly distributed disc springs 323 are nested on the mounting column 321, a bearing seat 34 is further nested on the mounting column 321, a stepped hole 341 for the mounting column 321 to pass through is formed at the central position of the bearing seat 34, a limit nut 322 is assembled on the end part of the mounting column 321 far away from the bearing column 32 through a screw thread, and the bearing seat 34 is pressed on the disc springs 323 through the limit nut 322; the supporting column 4 is installed on the bearing seat 34 on the middle bearing unit 3, the bearing seats 34 on the other two bearing units 3 are installed on the base 1, and a through hole for the supporting column 4 to pass through is formed in the corresponding base 1.

Further, the bearing column 32 is also screw-fitted with a protective sleeve 33.

Further, the bearing seat 34 is correspondingly installed on the base 1 and the supporting column 4 through bolts.

Furthermore, a mounting hole is formed in the base 1, two reinforcing seats 11 are symmetrically arranged in the base 1, the crankshaft 2 is rotatably arranged on the reinforcing seats 11, and the reinforcing seats are used for improving the radial bearing capacity of the crankshaft 2.

Furthermore, the number of the disc springs 323 is even, the disc springs 323 are mounted in an involutory manner, and the support columns 4 are buffered by superposing the disc springs 323 through slight deformation of the disc springs 323 due to the large bearing capacity of the disc springs 323.

When the bearing device is used, the base 1 is fixed on the ground through the mounting hole, the middle bearing unit 3 is connected with the outer support column 4 and used for bearing load, the bearing seats 34 of the other two bearing units 3 are fixed in the base 1, when the middle bearing unit 3 is subjected to the outer load, downward force is generated to further enable the crankshaft 2 to rotate, the other two bearing units 3 share the bearing force of the support column 4 and generate reaction, the two bearing units also generate two downward forces to further enable the crankshaft 2 to rotate, the two rotation trends are opposite to each other to further generate offset, the three bearing units 3 form dynamic balance by the rotation of the crankshaft 2, finally, the torque generated by the bearing units 3 and the crankshaft 2 are used for bearing the outer bearing force, the outer bearing force is shared on the base 1 through the crankshaft 2 and the bearing units 3, and the defect of stress concentration of the traditional supporting device is avoided, therefore, the supporting device forms a dynamic buffer support, and the anti-seismic effect of the supporting device is improved.

The supporting device utilizes the three bearing units on the crankshaft to apply bearing force borne by the supporting column for external support to the bearing unit positioned in the middle, utilizes the reaction of the other two bearing units to generate force offset, utilizes the rotation of the crankshaft to enable the three bearing units to form dynamic balance, further supports the supporting column, and further enables the supporting device to form dynamic buffer support.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The supporting device for the building engineering is characterized by comprising a base (1), a crankshaft (2) which is rotatably arranged in the base (1) and three bearing units (3) which are installed on the crankshaft (2), wherein three cranks are arranged on the crankshaft (2), each crank comprises a connecting rod neck (22) and crank arms (21) which are positioned at two ends of the connecting rod neck (22), and the central connecting lines of the three connecting rod necks (22) form an isosceles obtuse triangle; the carrying unit (3) comprises a connecting rod (31) which is rotatably arranged on the connecting rod neck (22) and a carrying column (32) which is rotatably arranged on the connecting rod (31), the bearing column (32) is rotationally connected with the connecting rod (31) through a connecting shaft (311), a mounting column (321) is fixedly arranged at the central position of the end part of the bearing column (32) far away from the connecting rod (31), a plurality of disk springs (323) which are evenly distributed are nested on the mounting column (321), the mounting column (321) is also nested with a bearing seat (34), a step hole (341) for the mounting column (321) to pass through is formed in the center of the bearing seat (34), the end of the mounting post (321) far away from the bearing post (32) is provided with a limiting nut (322) in a threaded manner, the bearing seat (34) is pressed on the disc spring (323) through the limiting nut (322); the supporting column (4) is installed on the bearing seat (34) on the bearing unit (3) positioned in the middle, the other two bearing seats (34) on the bearing unit (3) are installed on the base (1), and a through hole for the supporting column (4) to pass through is formed in the corresponding base (1).

2. A constructional engineering support device as in claim 1 wherein said load bearing post (32) is further screw threaded with a protective sleeve (33).

3. A support device for construction engineering according to claim 1, wherein the bearing seat (34) is correspondingly mounted on the base (1) and the supporting column (4) by bolts.

4. The supporting device for the building engineering as claimed in claim 1, wherein the base (1) is provided with a mounting hole, two reinforcing seats (11) are symmetrically arranged in the base (1), and the crankshaft (2) is rotatably arranged on the reinforcing seats (11).

5. A support device for construction works as claimed in claim 1, wherein the number of said disc springs (323) is an even number, and said disc springs (323) are mounted in a manner of involution.