CN215945937U - Device for turning fiber composite board - Google Patents
Device for turning fiber composite board Download PDFInfo
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- CN215945937U CN215945937U CN202120700958.7U CN202120700958U CN215945937U CN 215945937 U CN215945937 U CN 215945937U CN 202120700958 U CN202120700958 U CN 202120700958U CN 215945937 U CN215945937 U CN 215945937U
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Abstract
The utility model relates to a device for turning a fiber composite board, comprising: the device comprises at least two clamps, at least two fiber composite boards, at least one steering wheel and at least one steel strand; each clamp is arranged corresponding to one fiber composite board, so that each fiber composite board is at least partially clamped in the clamp, each clamp and the corresponding fiber composite board form a conversion clamp, adjacent conversion clamps are fixedly connected through a steel strand, and at least part of the steel strand is abutted against the steering wheel. The jig includes: an anchor cup; the anchor sheet comprises an upper anchor sheet and a lower anchor sheet which are symmetrically arranged at the lower part; and a conversion sleeve. The device for turning the fiber composite board solves the problem that the fiber composite board cannot turn in the use process, can ensure that the fiber composite board is more convenient and flexible in application and can meet more actual engineering requirements.
Description
Technical Field
The utility model belongs to the technical field of flexural concrete reinforcement, and particularly relates to a device for steering a fiber composite board.
Background
Cracks are one of the most common, most likely and earliest occurring types of damage to building roofs, which is accompanied by the entire life of the building and aggravates as the building ages. The cracks of the reinforced concrete structural slab of the building are easy to expand to cause structural damage of the building roof, and the service life of the building roof is shortened. Therefore, the building roof cracks and should be sealed and repaired in time, otherwise, rainwater can enter the surface layer structure along the cracks to corrode the reinforcing steel bars, so that the bearing capacity of the building roof is reduced, and the local or large-scale damage of the building roof is accelerated.
The fiber composite board is widely applied to reinforcement of a bent concrete member, but the fiber composite board has poor bending resistance and bending resistance, so that the fiber composite board cannot be bent and turned like materials such as steel strands. The existing method for bending the fiber composite board only bends the fiber composite board before the resin is cured. However, the method of prefabricating, bending and molding in the production stage has strong limitations, often cannot accurately meet various conditions in actual engineering, and the preformed fiber composite board with the curvature is inconvenient to package and transport.
Disclosure of Invention
The present invention is directed to overcoming the above-mentioned deficiencies in the prior art and providing an apparatus for turning a fiber composite panel.
In order to achieve the purpose, the technical scheme of the application is as follows:
an apparatus for steering a fibrous composite panel, comprising: the device comprises at least two clamps, at least two fiber composite boards, at least one steering wheel and at least one steel strand;
each clamp is arranged corresponding to one fiber composite board, so that each fiber composite board is at least partially clamped in the clamp, each clamp and the corresponding fiber composite board form a conversion clamp, adjacent conversion clamps are fixedly connected through a steel strand, and at least part of the steel strand is abutted against the steering wheel.
The preferable technical scheme is as follows:
the apparatus for turning a fiber composite panel as described above, the jig comprising:
the anchor cup is of a cylindrical structure, the middle part of the anchor cup is provided with a wedge-shaped through hole, one end of the wedge-shaped through hole is provided with a smaller opening, and the other end of the wedge-shaped through hole is provided with a larger opening;
the anchor sheet comprises an upper anchor sheet and a lower anchor sheet which are symmetrically arranged at the lower part, and the upper anchor sheet and the lower anchor sheet are wedged into the anchor cup after clamping the fiber composite board at the upper part and the lower part and are tightly matched with the wedge-shaped through hole on the anchor cup;
and the inner circumferential surface of the conversion sleeve and the outer circumferential surface of the anchor cup are provided with screw teeth which are matched with each other, so that the conversion sleeve and the anchor cup can be screwed mutually.
The preferable technical scheme is as follows:
in the above-mentioned clamp, the facing surfaces of the upper anchor piece and the lower anchor piece are rough surfaces.
The device for turning the fiber composite board is characterized in that the center line of the fiber composite board is parallel to or overlapped with the center line of the steel strand.
The device for turning fiber composite plates as described above, each fiber composite plate is at least partially wedged into the anchor cup of the clamp.
According to the device for steering the fiber composite board, two ends of any steel strand are respectively and fixedly connected with the conversion sleeves of the adjacent clamps.
Compared with the prior art, the technical scheme claimed by the application at least comprises the following technical effects:
the device for turning the fiber composite board solves the problem that the fiber composite board cannot turn in the use process, can be used more conveniently and flexibly, and can meet more actual engineering requirements, such as reinforcement of a structural member with a radian, insufficient tensioning space of an external prestressed fiber board and the like. The application range of the fiber composite board is greatly widened.
Drawings
FIG. 1 is a schematic structural view of an apparatus for turning a fiber composite panel according to the present invention;
FIG. 2 is a schematic view of the clamp of the present invention;
FIG. 3 is a schematic view of a cross-sectional location of a bending moment in a concrete member;
FIG. 4 is a schematic structural diagram of an apparatus for turning a fiber composite board according to a preferred embodiment of the present invention;
wherein, 1, an anchor cup; 2. an anchor sheet is arranged; 3. a lower anchor sheet; 4. a fiber composite board; 5. a conversion sleeve; 6. a steering wheel; 7. steel strand wires; 8. a member; 9. bending moment.
Detailed Description
The utility model will be further illustrated with reference to specific embodiments. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and such equivalents may fall within the scope of the present invention as defined in the appended claims.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. 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 the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The embodiment of the utility model provides a device for steering a fiber composite board, which solves the problem that the fiber composite board cannot be steered in the use process, can ensure that the fiber composite board is more convenient and flexible in application, and can meet more actual engineering requirements, such as reinforcement of a structural member with a radian, insufficient tensioning space of an in-vitro prestressed fiber board and the like. The device for turning the fiber composite board of the present invention is described below with reference to the accompanying drawings.
Referring to fig. 1, an apparatus for turning a fiber composite board 4 according to the present embodiment includes: the device comprises at least two clamps, at least two fiber composite boards 4, at least one steering wheel 6 and at least one steel strand 7;
each clamp is arranged corresponding to one fiber composite board 4, so that each fiber composite board 4 is at least partially clamped in the clamp, each clamp and the corresponding fiber composite board 4 form a conversion clamp, adjacent conversion clamps are fixedly connected through a steel strand 7, and at least part of the steel strand 7 is abutted against the steering wheel 6.
Utilize 7 compliance of steel strand wires and anti ability of rolling over in this embodiment, realize turning to through directive wheel 6, based on this principle for change anchor clamps and link to each other fibre composite sheet 4 and steel strand wires 7, to change anchor clamps, fibre composite sheet 4 is pressed from both sides tight at its one end, and steel strand wires 7 are connected to one end, and fibre composite sheet 4 only utilizes steel strand wires 7 and directive wheel 6 can realize turning to, uses a plurality of steering gears can realize that fibre composite sheet 4 turns to many times. Therefore, when the structural member 8 with the radian is reinforced or the stretching space of the external prestressed fiber board is insufficient, the fiber composite board 4 can meet the actual requirement, and the application range of the fiber composite board 4 is greatly widened.
In a concrete structure, referring to fig. 2, the clamp comprises an anchor cup 1, an anchor sheet and a conversion sleeve 5.
The anchor cup 1 is of a cylindrical structure with a wedge-shaped through hole in the middle, one end of the wedge-shaped through hole is small in opening, the other end of the wedge-shaped through hole is large in opening, and a self-locking type anchoring system can be formed due to the design of the wedge-shaped through hole with the small opening at one end and the large opening at one end.
The anchor sheet comprises an upper anchor sheet 2 and a lower anchor sheet 3 which are symmetrically arranged at the lower part, the upper anchor sheet 2 and the lower anchor sheet 3 are both steel sheets with certain thickness and arc-shaped steel plates which are integrally bent and formed and have the outer diameter slightly smaller than the inner diameter of the anchor cup 1, the opposite surfaces of the upper anchor sheet 2 and the lower anchor sheet 3 are rough surfaces, the upper anchor sheet 2 and the lower anchor sheet 3 are wedged into the anchor cup 1 after clamping the fiber composite plate 4 up and down and are tightly matched with a wedge-shaped through hole on the anchor cup 1, and the upper anchor sheet 2 and the lower anchor sheet 3 are prevented from being separated after being stressed;
after the upper anchor sheet 2 and the lower anchor sheet 3 clamp the fiber composite board 4 up and down and wedge the anchor cup 1, the design of the wedge-shaped through holes enables the fiber composite board 4 to be more and more tightened, and then the fiber composite board 4 in the anchor sheet can be prevented from sliding out.
The inner circumferential surface of the conversion sleeve 5 and the outer circumferential surface of the anchor cup 1 are provided with screw teeth which are matched with each other, so that the conversion sleeve 5 and the anchor cup 1 can be screwed tightly; the conversion sleeve 5 is further provided with an oval preformed hole, so that the steel strand 7 is fixed on the conversion sleeve 5 through the preformed hole, in the embodiment, the steel strand 7 adopts a steel strand of which the ultimate strength standard value fptk is not less than 1860Mpa, and therefore the steel strand 7 has certain softness and certain bending resistance. More specifically, in application, the centre line of the fibre composite board 4 is parallel to or overlaps the centre line of the steel strands 7.
The above-described apparatus is typically applied to concrete members (e.g. continuous beams) in which both positive and negative bending moments are present, when assembled and used, and for continuous flexural members, bending moments 9 (including positive and negative bending moments) are present at different locations of the member 8 at the same time, as shown in fig. 3. Based on this influence, the present embodiment further provides a specific installation and use step of the device for turning the fiber composite board 4:
(1) firstly, determining a steering angle according to design requirements, selecting the sizes of a steel strand 7 and a steering wheel 6, and fixing the steering wheel 6 at a specified position through steering manufacturing;
(2) connecting two ends of the steel strand 7 with the conversion sleeves 5 of two adjacent clamps;
(3) pressing the two fiber composite boards 4 into the anchor cups 1 of the corresponding clamps through jacks respectively;
(4) the conversion sleeve 5 and the anchor cup 1 are screwed tightly;
(5) the fiber composite board 4 is installed according to the design requirement of the embodiment.
In the above-described apparatus for turning a fiber composite panel 4 in the assembling step (1), the designated positions generally refer to the positive moment tension zone and the negative moment tension zone of the member 8, so that the fiber composite panel 4 can reinforce the positive and negative moments of the concrete flexural member 8 at the same time.
During specific application, because conversion anchor clamps link to each other fibre composite sheet 4 and steel strand wires 7, with having certain compliance simultaneously, the steel strand wires 7 part that has certain anti ability of rolling over again replaces fibre composite sheet 4 to control the corner when steel strand wires 7 turn to through control directive wheel 6, thereby can accomplish and turn to, solved the problem that 4 materials of fibre composite sheet that bending resistance, anti ability of rolling over are relatively poor can't turn to in the use.
In another preferred embodiment, there is provided an apparatus for turning a fiber composite panel, as shown in fig. 4, the turning apparatus comprising: the device comprises at least four clamps, at least four fiber composite boards, at least 2 steering wheels and at least 2 steel strands, wherein each clamp corresponds to one fiber composite board, each fiber composite board is at least partially clamped in the clamp, each clamp and the corresponding fiber composite board form a conversion clamp, adjacent conversion clamps are fixedly connected through the steel strands, at least part of the steel strands is abutted against the steering wheels, and the steering wheels are still fixed in a positive bending moment tension area and a negative bending moment tension area of a member. Since the structure and the assembly steps of the steering device are the same as those of the previous embodiment, and the structure of the anchor sheet is also the same, the difference is only the change of the number of the clamp, the fiber composite plate, the steering wheel and the steel strand, and the action and the mechanism are not repeated herein.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. An apparatus for turning a fibrous composite panel, comprising: the device comprises at least two clamps, at least two fiber composite boards, at least one steering wheel and at least one steel strand;
each clamp is arranged corresponding to one fiber composite board, so that each fiber composite board is at least partially clamped in the clamp, each clamp and the corresponding fiber composite board form a conversion clamp, adjacent conversion clamps are fixedly connected through a steel strand, and at least part of the steel strand is abutted against the steering wheel.
2. The apparatus for turning a fiber composite panel according to claim 1, wherein the clamp comprises:
the anchor cup is of a cylindrical structure, the middle part of the anchor cup is provided with a wedge-shaped through hole, one end of the wedge-shaped through hole is provided with a smaller opening, and the other end of the wedge-shaped through hole is provided with a larger opening;
the anchor sheet comprises an upper anchor sheet and a lower anchor sheet which are symmetrically arranged at the lower part, and the upper anchor sheet and the lower anchor sheet are wedged into the anchor cup after clamping the fiber composite board at the upper part and the lower part and are tightly matched with the wedge-shaped through hole on the anchor cup;
and the inner circumferential surface of the conversion sleeve and the outer circumferential surface of the anchor cup are provided with screw teeth which are matched with each other, so that the conversion sleeve and the anchor cup can be screwed mutually.
3. The apparatus for turning a fiber composite board according to claim 2, wherein the facing surfaces of the upper anchor sheet and the lower anchor sheet are rough surfaces.
4. The apparatus for turning a fiber composite panel according to claim 2, wherein a centerline of the fiber composite panel is parallel to or overlaps a centerline of the steel strand.
5. The apparatus for turning fiber composite panels according to claim 2, wherein each fiber composite panel is at least partially wedged into an anchor cup of the clamp.
6. The apparatus for turning fiber composite boards according to claim 2, wherein both ends of any of the steel strands are fixedly connected to the transition sleeves of the adjacent clamps, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120700958.7U CN215945937U (en) | 2022-01-12 | 2022-01-12 | Device for turning fiber composite board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120700958.7U CN215945937U (en) | 2022-01-12 | 2022-01-12 | Device for turning fiber composite board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215945937U true CN215945937U (en) | 2022-03-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120700958.7U Active CN215945937U (en) | 2022-01-12 | 2022-01-12 | Device for turning fiber composite board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215945937U (en) |
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2022
- 2022-01-12 CN CN202120700958.7U patent/CN215945937U/en active Active
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