CN212201406U

CN212201406U - Connecting device for reinforcing building structure

Info

Publication number: CN212201406U
Application number: CN201922077980.6U
Authority: CN
Inventors: 周德荣
Original assignee: Design And Research Institute Of Nanchang University
Current assignee: Design And Research Institute Of Nanchang University
Priority date: 2019-11-27
Filing date: 2019-11-27
Publication date: 2020-12-22
Anticipated expiration: 2029-11-27

Abstract

The utility model discloses a connecting device for building structure consolidates, including two parallel fixed plates of establishing mutually, two evenly install a plurality of lead screws on the fixed plate, two be provided with two cardboard one between the fixed plate, every both ends are all inserted and are equipped with the push rod about cardboard one, two the equal fixedly connected with push pedal of one end of cardboard one, two are kept away from to the push rod the common fixedly connected with round platform of one end of push rod, a plurality of the lead screw all runs through the fixed plate and installs in the round platform, be equipped with in the round platform with lead screw assorted ball nut. The utility model discloses a lead screw and ball nut cooperate and realize that the cardboard shifts, and then realize the fastening, have realized that the clamping distance is freely changing at certain limit, and the backup pad has effectively guaranteed simultaneously that the thrust that cardboard two received when tightening up fixedly is more even, ensures the balance of whole device when using, and installs simple structure, and the simple operation is fit for using widely.

Description

Connecting device for reinforcing building structure

Technical Field

The utility model relates to a connecting device technical field especially relates to a building structure consolidates and uses connecting device.

Background

In the reinforcement design and construction of building engineering, the pivot reinforcement method is often adopted, when a supporting structure or member is designed, a scheme with prestress is preferably adopted, the prestress is measured by taking the surface of a supported member at the pivot as the degree that no crack occurs and no additional reinforcing steel bar is added, when a newly-added profile steel strut is adopted as the supporting structure, the upper end of the profile steel strut is connected with a reinforced beam, and the lower end of the profile steel strut is reliably connected with the top surface of a directly-supported foundation.

However, the existing reinforcing mode only plays a role in fixing, and when shaking is caused by external force, the overall balance is damaged by over-fastening, and even the damage is caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem in the background art, and the connecting device for building structure reinforcement that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a connecting device for reinforcing a building structure comprises two fixing plates which are arranged in parallel, a plurality of lead screws are uniformly arranged on the two fixing plates, two clamping plates I are arranged between the two fixing plates, push rods are inserted at the left end and the right end of each clamping plate I, one ends of the two push rods, which are far away from the clamping plates I, are fixedly connected with push plates, one ends of the two push plates, which are far away from the push rods, are fixedly connected with a circular table together, a plurality of lead screws penetrate through the fixing plates and are arranged in the circular table, a ball nut matched with the screw rod is arranged in the circular truncated cone, two ends of each clamping plate I are respectively provided with a fixing groove, a clamping plate II is slidably inserted between the corresponding fixing grooves at each two parallel positions, the clamping plate is characterized in that a limiting block is fixedly connected to the outer wall of one end, located in the fixing groove, of the clamping plate, a sliding opening is formed in one side, opposite to the clamping plate, of the clamping plate, and the diameter of the limiting block is larger than the width of the sliding opening.

Preferably, each push rod is inserted into the corresponding fixing groove.

Preferably, each clamping plate II is provided with a through hole matched with the push rod in size and position, and the push rod is inserted into the through hole.

Preferably, every equal sliding connection has a baffle between the inner wall of fixed slot, every equal fixedly connected with expanding spring between the inner wall of baffle and fixed slot, every expanding spring all overlaps and establishes on the outer wall of push rod.

Preferably, a supporting plate is symmetrically and fixedly connected between each push plate and the corresponding clamping plate II.

Preferably, each supporting plate is located between two push rods and distributed at two ends of the circular truncated cone.

Compared with the prior art, this connecting device for building structure reinforcement's advantage lies in:

1. the clamping plate is shifted through the matching of the screw rod and the ball nut, so that the fastening is realized, the free change of the clamping distance in a certain range is realized, and the device has the advantages of simple structure and convenience in operation, and is suitable for popularization and use;

2. the supporting plate effectively ensures that the thrust force applied to the second clamping plate is more uniform when the second clamping plate is tightened and fixed, and the balance of the whole device in use is ensured;

3. the second clamping plate can be prevented from sliding out of the fixing groove by the aid of the limiting blocks.

To sum up, the utility model discloses a lead screw and ball nut cooperate and realize that the cardboard shifts, and then realize the fastening, have realized that the clamping distance is in the free change of certain limit, and the backup pad has effectively guaranteed simultaneously that the thrust that cardboard two received when tightening up fixedly is more even, ensures the balance of whole device when using, and installs simple structure, and the simple operation is fit for using widely.

Drawings

Fig. 1 is a front view of a connecting device for reinforcing a building structure according to the present invention;

FIG. 2 is an enlarged view of A in FIG. 1;

fig. 3 is a side sectional view of the connecting device for reinforcing a building structure provided by the utility model.

In the figure: the device comprises a fixing plate 1, a lead screw 2, a circular truncated cone 3, a push plate 4, a push rod 5, a supporting plate 6, a clamping plate two 7, a clamping plate one 8, a fixing groove 9, an expansion spring 10, a partition plate 11 and a limiting block 12.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of 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 therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a connecting device for building structure reinforcement comprises two fixing plates 1 which are arranged in parallel, a plurality of screw rods 2 are uniformly arranged on the two fixing plates 1, two clamping plates 8 are arranged between the two fixing plates 1, push rods 5 are respectively inserted into the left end and the right end of each clamping plate 8, one ends of the two push rods 5 far away from the clamping plates 8 are respectively and fixedly connected with a push plate 4, one ends of the two push plates 4 far away from the push rods 5 are jointly and fixedly connected with a circular table 3, the plurality of screw rods 2 penetrate through the fixing plates 1 and are arranged in the circular table 3, ball nuts matched with the screw rods 2 are arranged in the circular table 3, fixing grooves 9 are respectively arranged at the two ends of each clamping plate 8, each push rod 5 is inserted in the corresponding fixing groove 9, a partition plate 11 is respectively and slidably connected between the inner walls of each fixing groove 9, and, each telescopic spring 10 is sleeved on the outer wall of the push rod 5, a second clamping plate 7 is inserted between every two fixing grooves 9 corresponding to the parallel positions in a sliding manner, each second clamping plate 7 is provided with an opening matched with the size position of the push rod 5, the push rod 5 is inserted into the opening, a limiting block 12 is fixedly connected to the outer wall of one end, located in the fixing groove 9, of the second clamping plate 7, one side, opposite to the first clamping plate 8, of each clamping plate is provided with a sliding opening, the diameter of each limiting block 12 is larger than the width of each sliding opening, the limiting blocks 12 are arranged to prevent the second clamping plates 7 from sliding out of the fixing grooves 9, the lead screw 2 is rotated, the circular truncated cone 3 is driven by the lead screw 2 to move towards the direction close to the first clamping plate 8, the circular truncated cone 3 drives the two push plates 4 to push the push rod 5 and the support plate 6, the push rod 5 and the support, cardboard two 7 can produce little skew, and the effort of skew is conducted to expanding spring 10, and expanding spring 10 receives the extrusion to offset the effort of skew to the power of kick-backing resets cardboard two 7, has effectively ensured that the device tightens up the stability after fixing.

Equal symmetrical fixedly connected with backup pad 6 between every push pedal 4 and the cardboard two 7, every backup pad 6 all is located between two push rods 5 and distributes in the both ends of round platform 3, sets up backup pad 6 and has effectively guaranteed that the thrust that cardboard two 7 received when tightening up fixedly is more even, ensures the balance of whole device when using.

This design simple structure, the simple operation is fit for using widely.

Further, unless otherwise specifically stated or limited, the above-described fixed connection is to be understood in a broad sense, and may be, for example, welded, glued, or integrally formed as is conventional in the art.

Now, the operation principle of the present invention is explained as follows:

when receiving external force to produce and rocking, cardboard two 7 can produce little skew, and the effort of skew conducts to expanding spring 10, and expanding spring 10 receives the extrusion to offset the effort of skew to the power of kick-backing resets cardboard two 7, has effectively ensured that the device tightens up the stability after fixing.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. A connecting device for reinforcing a building structure comprises two fixing plates (1) which are arranged in parallel, and is characterized in that a plurality of screw rods (2) are uniformly arranged on the two fixing plates (1), two clamping plates I (8) are arranged between the two fixing plates (1), push rods (5) are inserted at the left end and the right end of each clamping plate I (8), one ends of the two push rods (5) far away from the clamping plates I (8) are fixedly connected with push plates (4), one ends of the two push plates (4) far away from the push rods (5) are fixedly connected with a circular table (3) together, the screw rods (2) penetrate through the fixing plates (1) and are arranged in the circular table (3), ball nuts matched with the screw rods (2) are arranged in the circular table (3), two fixing grooves (9) are arranged at the two ends of each clamping plate I (8), and a clamping plate II (7) is inserted between the fixing grooves (9) corresponding to each two parallel positions in a sliding manner, the clamping plate II (7) is located at the outer wall of one end of the fixing groove (9) and is fixedly connected with a limiting block (12), a sliding opening is formed in one side, opposite to the clamping plate I (8), of the limiting block, and the diameter of the limiting block (12) is larger than the width of the sliding opening.

2. A connecting device for building structure reinforcement according to claim 1, characterized in that each of said push rods (5) is inserted in a corresponding fixing groove (9).

3. The connecting device for reinforcing the building structure according to claim 1, wherein each of the second clamping plates (7) is provided with a through hole matched with the size and the position of the push rod (5), and the push rod (5) is inserted into the through hole.

4. The connecting device for building structure reinforcement according to claim 1, wherein a partition plate (11) is slidably connected between the inner walls of each fixing groove (9), a telescopic spring (10) is fixedly connected between each partition plate (11) and the inner wall of each fixing groove (9), and each telescopic spring (10) is sleeved on the outer wall of the push rod (5).

5. The connecting device for reinforcing the building structure according to claim 1, wherein a supporting plate (6) is symmetrically and fixedly connected between each push plate (4) and the second clamping plate (7).

6. A connecting device for building structure reinforcement according to claim 5, characterized in that each support plate (6) is located between two push rods (5) and distributed at both ends of the circular truncated cone (3).