CN218758965U

CN218758965U - Top bracing type reinforcing device for carbon fiber cable reinforced member

Info

Publication number: CN218758965U
Application number: CN202223269752.7U
Authority: CN
Inventors: 韩松; 任旭; 谭成; 徐娟; 孔维兴
Original assignee: Shanghai Horse Construction Co ltd
Current assignee: Shanghai Horse Construction Co ltd
Priority date: 2022-12-07
Filing date: 2022-12-07
Publication date: 2023-03-28
Anticipated expiration: 2032-12-07

Abstract

The utility model discloses a top supporting formula carbon fiber cable is by reinforcement member reinforcing apparatus belongs to carbon fiber cable stretch-draw technical field. It includes a plurality of fixed connection in by the anchor end of reinforcing member, support end and jack, support the end and locate between the adjacent anchor end, the both ends of carbon fiber cable and the adjacent anchor end in both sides and support the end and be connected, the jack is located and is supported the end top and can withstand by the reinforcing member, the jack withstands to be promoted to support the end and move towards the direction of keeping away from by the reinforcing member when reinforcing member to accomplish the stretch-draw of carbon fiber cable. The utility model discloses a top supporting formula carbon fiber cable is by reinforcement member reinforcing apparatus, through optimizing reinforcing apparatus's structure, reduces reinforcing apparatus's volume, effectively alleviates stress concentration phenomenon.

Description

Top bracing type reinforcing device for carbon fiber cable reinforced member

Technical Field

The utility model belongs to the technical field of carbon fiber cable stretch-draw, more specifically say, relate to a shoring formula carbon fiber cable is by reinforcement member reinforcing apparatus.

Background

Roof trusses are one of the common structural components in industrial buildings. Trusses used as roof structures bear roof loads and wind loads and are mostly made of materials such as wood, steel or reinforced concrete. The load-bearing capacity of the roof truss is reduced due to structural damage caused by increased use load, material aging or other reasons, and the roof truss structure needs to be reinforced at the moment.

The reinforcement of roof trusses can be divided into passive reinforcement and active reinforcement according to the principle of action. Passive reinforcement means that corresponding reinforcing materials are directly added in a weak area of a component, and modes such as steel plate adhesion, carbon fiber composite material adhesion and the like are adopted, but passive reinforcement cannot reduce deformation and cracks of an original structure; the active reinforcement means that a prestressing force is applied in a member in a targeted manner, so that the problem of stress hysteresis existing in passive reinforcement is solved, the performance of the reinforcing material can be fully exerted, and the reinforcing material can be utilized to the maximum. It also has certain disadvantages: the reinforcing needs more fittings and the size of the component is large.

SUMMERY OF THE UTILITY MODEL

1. Problems to be solved

To the problem that exists among the prior art, the utility model provides a top supporting formula carbon fiber cable is by reinforcement member reinforcing apparatus through optimizing reinforcing apparatus's structure, reduces reinforcing apparatus's volume.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

Top supporting formula carbon fiber cable is by reinforcement member reinforcing apparatus, including a plurality of fixed connection in by reinforcement member's anchor end, support end and jack, support the end and locate between the adjacent anchor end, the both ends of carbon fiber cable and the adjacent anchor end in both sides and support the end and be connected, the jack is located and is supported the end top and can withstand by reinforcement member, the jack withstands to promote to support the end and remove towards the direction of keeping away from by reinforcement member when reinforced member to accomplish the stretch-draw of carbon fiber cable.

Preferably, the anchoring end comprises:

the reinforcing component comprises a first connecting plate and a second connecting plate, wherein the first connecting plate and the second connecting plate are arranged oppositely to clamp a reinforced component; and

and two ends of the first connecting shaft are respectively connected with the first connecting plate and the second connecting plate and are used for connecting the carbon fiber cable.

Preferably, the support end includes:

the supporting body is hollow and provided with two opposite openings; and

and the two second connecting shafts are arranged on the inner side of the supporting main body, are respectively close to the two opening sides and are used for connecting the carbon fiber cables.

Preferably, the support device further comprises an auxiliary support member arranged on the top of the support end, wherein the auxiliary support member comprises:

the supporting screws are fixedly connected to the tops of the supporting ends; and

the top plate is inserted on the plurality of supporting screw rods in a sliding manner;

the jack is arranged among the plurality of supporting screw rods, and the output end of the jack is fixedly connected with the bottom of the top plate.

3. Advantageous effects

Compared with the prior art, the beneficial effects of the utility model are that:

(1) When the top-support type reinforcing device for the carbon fiber cable reinforced member is installed and implemented, the structure needing to be installed and implemented only comprises the anchoring end, the supporting end and the jack, compared with the conventional active reinforcing mode, the structure comprising the tension anchor, the clamping plate and the like is omitted, meanwhile, the size of the tension anchor is not limited due to the arrangement of the jack, the size of the member is small, and the reinforcing effect is attractive;

(2) According to the structural characteristics of the roof truss, the tension string structure is structurally formed by arranging the anchoring end, the supporting end and the jack, so that the supporting counter-force can be greatly improved, and the problem of passive reinforcement strain lag is effectively solved;

(3) The utility model discloses well anchor end can set up a plurality of anchor ends according to the length difference of roof truss, adopts the mode of segmentation stretch-draw to carry out the stretch-draw, effectively alleviates stress concentration phenomenon.

Drawings

Fig. 1 is a schematic structural view of a reinforcing device for a reinforced member of a top-supported carbon fiber cable according to an embodiment of the present invention;

FIG. 2 is a schematic view of a reinforcing apparatus for a reinforced member of a top-supported carbon fiber cable from another perspective;

FIG. 3 is a schematic view of a support end structure;

FIG. 4 is a schematic view of an auxiliary support structure;

in the figure: 100. an anchoring end; 110. a first connecting plate; 120. a second connecting plate; 130. a first connecting shaft; 200. a support end; 210. a support body; 220. a second connecting shaft; 300. a jack; 400. a carbon fiber cord; 500. a roof truss; 600. an auxiliary support; 610. a support screw; 620. a top plate.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the terms such as setting, installing, connecting, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meaning of the terms in the present invention by combining the specific contents of the technical solution.

The invention will be further described with reference to specific embodiments and drawings.

Referring to fig. 1 to 4, the top-supported carbon fiber cable 400 reinforced by the reinforcing member according to the present embodiment is mainly used for reinforcing a roof truss 500. The reinforcing device comprises a plurality of anchoring ends 100 fixedly connected to the roof truss 500, supporting ends 200 and jacks 300, wherein the number of the anchoring ends 100 can be selected according to the length of the roof truss 500 so as to select whether section tensioning is required. In this embodiment, two anchoring ends 100 are provided and are respectively fixedly connected to two ends of the roof truss 500.

The support end 200 is disposed between the adjacent anchoring ends 100, and two ends of the carbon fiber cable 400 are connected to the two adjacent anchoring ends 100 and the support end 200, referring to fig. 1, that is, for any two adjacent anchoring ends 100, at least two carbon fiber cables 400 for tensioning and reinforcing may be disposed between the two adjacent anchoring ends 100, which can improve the efficiency of each tensioning at least by one time compared to the conventional tensioning device.

The jack 300 is arranged on the top of the supporting end 200 and can be used for propping against the reinforced member, and the jack 300 can push the supporting end 200 to move towards the direction away from the reinforced member while propping against the reinforced member so as to complete the tensioning of the carbon fiber cable 400. Referring to fig. 1, when the jack 300 jacks up relative to the roof truss 500, the supporting end 200 drives one end of the two carbon fiber cables 400 to move away from the roof truss 500, and the other ends of the two carbon fiber cables 400 are not moved, so as to complete tensioning of the carbon fiber cables 400.

As the two carbon fiber cables 400 form a string structure integrally relative to the roof beam when being tensioned, the supporting counter force borne by the supporting end 200 can be greatly improved, and the problem of passive reinforcement strain lag is solved.

More specifically, the anchoring end 100 comprises a first connecting plate 110, a second connecting plate 120 and a first connecting shaft 130, wherein the first connecting plate 110 and the second connecting plate 120 are arranged oppositely to clamp the roof truss 500 and are fixed through matched chemical anchor bolts; the first connecting shaft 130 is connected to the first connecting plate 110 and the second connecting plate 120 at two ends thereof, respectively, for connecting the carbon fiber cable 400.

When the first connecting shaft 130 is connected to the carbon fiber cable 400, the lock of the carbon fiber cable 400 can be directly sleeved on the first connecting shaft 130 to complete the connection between the two.

More specifically, the support end 200 includes a support body 210 and two second connecting shafts 220. The support body 210 is hollow inside and has two opposite openings; the two second connecting shafts 220 are disposed inside the supporting body 210 and close to the two opening sides, respectively, for connecting the carbon fiber cables 400.

When the second connecting shaft 220 is connected with the carbon fiber cable 400, the lock head of the carbon fiber cable 400 can be directly sleeved on the second connecting shaft 220 to complete the connection between the two.

Preferably, a plurality of reinforcing plates may be further provided in the support body 210 to reinforce the structural strength of the support end 200.

Because whole shoring formula carbon fiber cable 400 is by reinforcing member reinforcing apparatus when the installation is implemented, the structure that needs the installation to implement only includes anchor end 100, support end 200 and jack 300, compares in the reinforced mode of conventional initiative, has saved structures such as tensioning anchor, splint, simultaneously because the setting of jack 300 can not cause the restriction to the size of tensioning anchor, the member size is little, and the reinforcing effect is pleasing to the eye.

In order to enhance the structural stability of the jack 300 relative to the roof truss 500 and the supporting end 200, in a preferred embodiment, the reinforcing device further comprises an auxiliary supporting member 600 disposed on the top of the supporting end 200, wherein the auxiliary supporting member 600 comprises a top plate 620 and a plurality of supporting screws 610. The supporting screws 610 are fixedly connected to the top of the supporting end 200, and the top plate 620 is slidably inserted into the supporting screws 610. The jack 300 is arranged among the plurality of supporting screws 610, and the output end of the jack 300 is fixedly connected with the bottom of the top plate 620. In this embodiment, the jack 300 outputs a reaction force to the support body 210 through the top plate 620 and the support screw 610, so that the support end 200 can stably bear a force to a certain extent.

When installing and assembling the reinforcing device of the reinforced member of the top-supported carbon fiber cable 400 of the present embodiment, a user may first position and pay off according to the design requirement, process the base layer, and install the anchoring end 100 and the auxiliary support 600 after finishing the process; connecting the support end 200 with the support screw 610, connecting a carbon fiber cable 400 at each of two ends of the support end 200 after the installation is finished, and connecting the other end of each carbon fiber cable 400 with the end anchoring plate in an anchoring manner; then, the jack 300 is installed between the top plate 620 and the supporting end 200, the jack 300 needs to be ensured to be stable during installation, the installation condition is checked, construction protection is well done, and pretensioning is started; and performing formal tensioning after pre-tensioning is correct, performing double control by adopting force and displacement in the tensioning process, fixing the support screw 610 by using a nut after tensioning is finished, and removing the jack 300.

The examples of the utility model are only right the utility model discloses a preferred embodiment describes, and not right the utility model discloses design and scope are injectd, do not deviate from the utility model discloses under the prerequisite of design idea, the field engineering technical personnel are right the utility model discloses a various deformation and improvement that technical scheme made all should fall into the protection scope of the utility model.

Claims

1. Top bracing formula carbon fiber cable is by reinforcement member reinforcing apparatus, its characterized in that: including a plurality of fixed connection in by the anchor end of reinforcing member, support end and jack, support the end and locate between the adjacent anchor end, the both ends and the adjacent anchor end in both sides of carbon fiber cable and support the end and be connected, the jack is located and is supported the end top and can withstand by the reinforcing member, the jack withstands to promote to support the end and remove towards the direction of keeping away from by the reinforcing member when reinforcing member to accomplish the stretch-draw of carbon fiber cable.

2. The top-supported carbon fiber cable reinforced member reinforcing apparatus according to claim 1, wherein: the anchoring end includes:

3. The top-supported carbon fiber cable reinforced member reinforcing apparatus according to claim 1, wherein: the support end includes:

the supporting body is hollow and provided with two opposite openings; and

4. The top-supported carbon fiber cable reinforced member reinforcing apparatus according to claim 1, wherein: still including locating the auxiliary stay spare that supports the end top, auxiliary stay spare includes: