CN215107609U - High-efficient prestressing force carbon fiber plate stretch-draw anchor clamps that are suitable for - Google Patents
High-efficient prestressing force carbon fiber plate stretch-draw anchor clamps that are suitable for Download PDFInfo
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- CN215107609U CN215107609U CN202121636668.7U CN202121636668U CN215107609U CN 215107609 U CN215107609 U CN 215107609U CN 202121636668 U CN202121636668 U CN 202121636668U CN 215107609 U CN215107609 U CN 215107609U
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Abstract
The utility model provides a high-efficient prestressing force carbon fiber plate stretch-draw anchor clamps that are suitable for relates to the building and consolidates technical field. Including anchor seat, anchor head, straining mechanism, carbon fiber plate, the anchor seat sets up the both ends at carbon fiber plate, and the anchor head sets up in the inside of anchor seat, and one side fixedly connected with stretching screw of carbon fiber plate is kept away from to the anchor head, and the anchor head includes first anchor piece and second anchor piece, and first anchor piece and second anchor piece all are equipped with stable structure, and stable structure includes a plurality of parallel arrangement's sand grip and recess, and straining mechanism sets up the one side of keeping away from carbon fiber plate at the anchor seat. The utility model has high consistency between the stretching direction and the main extending direction of the carbon fiber plate, and can avoid the carbon fiber plate from being damaged due to stress concentration; the carbon fiber plates can be simultaneously tensioned at two ends, so that the tensioning construction process is simplified, and the construction efficiency is improved; the clamping anchor can enhance the clamping effect on the carbon fiber plate and improve the long-term stability of the anchoring structure.
Description
Technical Field
The utility model provides a high-efficient prestressing force carbon fiber plate stretch-draw anchor clamps that are suitable for relates to the building and consolidates technical field.
Background
The prestressed carbon fiber plate is used as a novel light high-strength material, and has wide application prospect in the technical field of concrete active reinforcement. Compared with the traditional concrete reinforcing technology, the method can fully exert the characteristics of light weight, high strength, simple construction and the like of the carbon fibers, adjust the internal and external stress conditions of the beam body, and obviously improve the bearing capacity of the structure in the use stage.
The prestressed carbon fiber plate tensioning device is the core of a prestressed carbon fiber plate reinforcing method, and the tensioning force of the existing double-screw prestressed carbon plate tensioning device is on two parallel straight lines in the process of tensioning the carbon fiber plate, so that the direction of the tensioning force is easy to deviate from the main extending direction of the carbon fiber plate, and the carbon fiber plate is damaged due to stress concentration; most of the existing anchorage devices are in one-way tensioning, two ends of the existing anchorage devices cannot be simultaneously tensioned, when a longer carbon fiber plate is tensioned, the elongation of the carbon fiber plate exceeds the stroke of a jack, the carbon fiber plate cannot be tensioned to a designed stress value at one time, and the construction efficiency is low; prestressing force is applied to the carbon fiber plate in advance, the carbon fiber plate needs to be clamped by an anchorage device firstly and then tensioned, and the anchorage devices in the field are insufficient in clamping force of the carbon fiber plate, so that the performance of the carbon fiber plate cannot be fully exerted.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model provides a high-efficiency and applicable prestressed carbon fiber plate tensioning clamp, the consistency between the tensioning direction and the main extending direction of the carbon fiber plate is high, and the carbon fiber plate can be prevented from being damaged due to stress concentration; the carbon fiber plates can be simultaneously tensioned at two ends, so that the tensioning construction process is simplified, and the construction efficiency is improved; the prestress clamping anchorage device can enhance the clamping effect on the carbon fiber plate and improve the long-term stability of the anchoring structure.
The utility model provides a high-efficient prestressing force carbon fiber plate stretch-draw anchor clamps that are suitable for, including anchor seat, anchor head, tensioning mechanism, carbon fiber plate, anchor seat sets up the both ends at carbon fiber plate, anchor seat keeps away from the fixed backup pad that is equipped with of the one end of carbon fiber plate, be equipped with first through-hole in the backup pad, anchor head sets up in anchor seat's inside, the one side that anchor head kept away from carbon fiber plate is fixedly connected with the stretch-draw screw rod, the stretch-draw screw rod runs through first through-hole, anchor head includes first anchor piece and second anchor piece, second anchor piece overlap and set up on first anchor piece, first anchor piece and second anchor piece pass through bolted connection, the bolt evenly distributes in the both sides of first anchor piece, second anchor piece, first anchor piece is equipped with the first screw that matches with the bolt, second anchor piece is equipped with the second screw that corresponds with first screw, first anchor piece and second anchor piece all are equipped with stable structure, stable structure includes a plurality of parallel arrangement's sand grip and recess, sand grip evenly distributed is close to the upper surface of second anchor piece at first anchor piece, recess evenly distributed is close to the lower surface of first anchor piece at second anchor piece, straining device sets up the one side of keeping away from the carbon fiber board at the anchor seat, straining device includes the baffle fixed plate, one side that the anchor seat was kept away from to the baffle fixed plate is equipped with the baffle perpendicularly, one side that the anchor seat was kept away from to the baffle is provided with the jack, the flexible end orientation of jack sets up towards the one side of keeping away from the anchor seat.
The tensioning screw rod is sleeved with a locking nut, and the locking nut is arranged between the anchoring seat and the tensioning mechanism.
The anchor seat is equipped with the spout, the spout sets up along the tensile direction of carbon fiber plate, the anchor head slides and sets up in the spout.
The jack is provided with the second through-hole along its axial lead on, stretch-draw screw link up baffle and second through-hole, stretch-draw screw is close to one side screw thread of the flexible end of jack and has cup jointed fixation nut, the contained angle department symmetry of baffle fixed plate and baffle is equipped with support piece, support piece is located stretch-draw screw both sides.
And adhesive bonding layers are arranged between the first anchoring blocks and the carbon fiber plates and between the second anchoring blocks and the carbon fiber plates.
The first anchoring block is provided with a first plane and a second plane lower than the first plane, and the transition between the first plane and the second plane is an arc-shaped curved surface.
The utility model has the advantages that: the utility model provides a high-efficient prestressing force carbon fiber plate stretch-draw anchor clamps that is suitable for, adopt single screw rod stretch-draw, the direction of application is a straight line, and the direction of stretch-draw is high with the main direction of extension uniformity degree of carbon fiber plate, has avoided carbon fiber plate because of stretch-draw deviation causes stress concentration, makes the problem of carbon fiber plate damage, has improved the security of structural installation; the double-tensioning mechanism is adopted, the carbon fiber plates can be tensioned at two ends simultaneously, the problem that the jack stroke of the conventional single-tensioning anchorage device cannot meet the tensioning prestress is effectively solved, the tensioning construction process of the prestressed carbon fiber plates is simplified, and the construction efficiency is improved; the long-term clamping of the carbon fiber plate can be maintained through bolt fastening.
Drawings
Fig. 1 is the utility model relates to a high-efficient overall structure schematic diagram of prestressing force carbon fiber plate stretch-draw anchor clamps that are suitable for.
Fig. 2 is the utility model relates to a high-efficient prestressing force carbon fiber plate stretch-draw anchor clamps that is suitable for overlook the schematic structure.
Fig. 3 is the utility model relates to a high-efficient prestressing force carbon fiber plate stretch-draw anchor clamps that are suitable for's upward view structure schematic diagram.
Fig. 4 is the utility model relates to a high-efficient prestressing force carbon fiber plate stretch-draw anchor clamps that are suitable for's anchor head structural schematic.
Fig. 5 is the utility model relates to a high-efficient prestressing force carbon fiber plate stretch-draw anchor clamps that is suitable for's anchor head section sketch map.
(1, anchoring base, 2, supporting plate, 3, baffle fixing plate, 4, jack, 5, fixing nut, 6, tensioning screw, 7, anchor head, 8, baffle, 9, locking nut, 10, chute, 11, supporting piece, 12, carbon fiber plate, 13, first screw hole, 14, first anchoring block, 15, convex strip, 16, second screw hole, 17, second anchoring block)
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
The utility model provides a high-efficient prestressing force carbon fiber plate stretch-draw anchor clamps that is suitable for, its characterized in that: the anchor block comprises an anchor block 1, an anchor head 7, a tensioning mechanism and a carbon fiber plate 12, wherein the anchor block 1 is arranged at two ends of the carbon fiber plate 12, a supporting plate 2 is fixedly arranged at one end, far away from the carbon fiber plate 12, of the anchor block 1, a first through hole is formed in the supporting plate 2, the anchor head 7 is arranged in the anchor block 1, a tensioning screw 6 is fixedly connected to one side, far away from the carbon fiber plate 12, of the anchor head 7, the tensioning screw 6 penetrates through the first through hole, the anchor head 7 comprises a first anchor block 14 and a second anchor block 17, the second anchor block 17 is overlapped and arranged on the first anchor block 14, the first anchor block 14 is connected with the second anchor block 17 through bolts, the bolts are uniformly distributed on two sides of the first anchor block 14 and the second anchor block 17 along the stretching direction of the carbon fiber plate 12, the first anchor block 14 is provided with a first screw hole 13 matched with the bolts, second anchor piece 17 is equipped with the second screw 16 that corresponds with first screw 13, first anchor piece 14 and second anchor piece 17 all are equipped with stable structure, stable structure includes a plurality of parallel arrangement's sand grip 15 and recess, sand grip 15 evenly distributed is close to the upper surface of second anchor piece 17 at first anchor piece 14, recess evenly distributed is close to the lower surface of first anchor piece 14 at second anchor piece 17, straining device sets up the one side of keeping away from carbon fiber plate 12 at anchor seat 1, straining device includes baffle fixed plate 3, one side that anchor seat 1 was kept away from to baffle fixed plate 3 is equipped with baffle 8 perpendicularly, one side that anchor seat 1 was kept away from to baffle 8 is provided with jack 4, the flexible end orientation of jack 4 sets up in one side of keeping away from anchor seat 1.
The utility model discloses in 6 screw threads of stretch-draw screw rod have cup jointed lock nut 9, lock nut 9 sets up between anchor seat 1 and stretch-draw mechanism.
The utility model discloses in anchor seat 1 is equipped with spout 10, spout 10 sets up along the tensile direction of carbon fiber plate 12, anchor head 7 slides and sets up in spout 10.
The utility model discloses in be provided with the second through-hole along its axial lead on jack 4, stretch-draw screw 6 link up baffle 8 and second through-hole, stretch-draw screw 6 has cup jointed fixation nut 5 near one side screw thread of the flexible end of jack 4, baffle fixed plate 3 is equipped with support piece 11 with baffle 8's contained angle department symmetry, support piece 11 is located 6 both sides of stretch-draw screw.
The utility model discloses in be equipped with between first anchor piece 14 and second anchor piece 17 and the carbon fiber plate 12 and glue the tie coat.
The utility model discloses in first anchor piece 14 is equipped with first plane and is less than the second plane of first plane, the transition between first plane and the second plane is the arc curved surface.
The working principle is as follows: when the utility model is used, the carbon fiber plate 12 is cut according to the size of the reinforced part, two ends of the carbon fiber plate 12 are respectively fixedly connected with the anchor head 7, the surface of the carbon fiber plate 12 close to the concrete is coated with adhesive, the carbon fiber plate 12 is straightened and pasted on the surface of the concrete, the anchor head 7 is placed in the anchor seat 1, the tensioning screw 6 passes through the first through hole, the locking nut 9 is arranged on the tensioning screw 6, the tensioning mechanism is fixedly arranged on the surface of the concrete, the tensioning screw 6 is fixedly connected with the tensioning mechanism, the carbon fiber plate 12 is tensioned by the tensioning mechanism, the baffle fixing plate 3 is fixed on the concrete by the anchoring bolt, the baffle 8 is fixedly connected with the baffle tensioning fixing plate 3 for supporting the jack 4, the support strength of the baffle 8 can be effectively improved by the support piece 11, the fixing nut 5 is arranged on the tensioning screw 6, the jack 4 drives the screw 6 to move by pushing the fixing nut 5, along with the movement of the tensioning screw rod 6, the locking nut 9 is continuously screwed, the tensioning screw rod 6 is locked, in the tensioning process, a mechanical sensor is adopted for tension monitoring, the mechanical sensor is installed at the position where the tensioning screw rod 6 is connected with the jack 4, the sensor is in contact with the jack 4, the applied prestress is transmitted to the pressure sensor, a display externally connected with the pressure sensor can display the tension value, when the tension force reaches a preset value, tensioning is stopped, and after the locking nut 9 is screwed, tensioning treatment is completed.
The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.
Claims (6)
1. The utility model provides a high-efficient prestressing force carbon fiber plate stretch-draw anchor clamps that are suitable for which characterized in that: including anchor seat (1), anchor head (7), tensioning mechanism, carbon fiber plate (12), anchor seat (1) sets up the both ends in carbon fiber plate (12), the fixed backup pad (2) that is equipped with of one end that keeps away from carbon fiber plate (12) in anchor seat (1), be equipped with first through-hole on backup pad (2), anchor head (7) set up in the inside of anchor seat (1), one side fixedly connected with tensioning screw (6) of carbon fiber plate (12) are kept away from in anchor head (7), tensioning screw (6) run through first through-hole, anchor head (7) are including first anchor piece (14) and second anchor piece (17), second anchor piece (17) overlap and set up on first anchor piece (14), bolted connection is passed through in first anchor piece (14) and second anchor piece (17), bolt evenly distributed is in first anchor piece (14), Second anchor block (17) is along the both sides of the tensile direction of carbon fiber plate (12), first anchor block (14) are equipped with first screw (13) that matches with the bolt, second anchor block (17) are equipped with second screw (16) that correspond with first screw (13), first anchor block (14) and second anchor block (17) all are equipped with stable structure, stable structure includes sand grip (15) and the recess of a plurality of parallel arrangement, sand grip (15) evenly distributed is close to the upper surface of second anchor block (17) in first anchor block (14), the recess evenly distributed is close to the lower surface of first anchor block (14) in second anchor block (17), stretch-draw mechanism sets up the one side of keeping away from carbon fiber plate (12) in anchor seat (1), stretch-draw mechanism includes baffle fixed plate (3), one side that anchor seat (1) was kept away from in baffle fixed plate (3) is equipped with baffle (8) perpendicularly, one side of the baffle (8) far away from the anchoring seat (1) is provided with a jack (4), and the telescopic end of the jack (4) is arranged towards one side far away from the anchoring seat (1).
2. An efficient and applicable prestressed carbon fiber plate tensioning clamp as claimed in claim 1, wherein: and the tensioning screw (6) is in threaded sleeve connection with a locking nut (9), and the locking nut (9) is arranged between the anchoring seat (1) and the tensioning mechanism.
3. An efficient and applicable prestressed carbon fiber plate tensioning clamp as claimed in claim 1, wherein: the anchor seat (1) is equipped with spout (10), spout (10) set up along the tensile direction of carbon fiber plate (12), anchor head (7) slide and set up in spout (10).
4. An efficient and applicable prestressed carbon fiber plate tensioning clamp as claimed in claim 1, wherein: jack (4) are gone up and are provided with the second through-hole along its axial lead, stretch-draw screw rod (6) link up baffle (8) and second through-hole, stretch-draw screw rod (6) are close to one side screw thread of the flexible end of jack (4) and have cup jointed fixation nut (5), baffle fixed plate (3) are equipped with support piece (11) with the contained angle department symmetry of baffle (8), support piece (11) are located stretch-draw screw rod (6) both sides.
5. An efficient and applicable prestressed carbon fiber plate tensioning clamp as claimed in claim 1, wherein: and adhesive bonding layers are arranged between the first anchoring blocks (14) and the second anchoring blocks (17) and the carbon fiber plate (12).
6. An efficient and applicable prestressed carbon fiber plate tensioning clamp as claimed in claim 1, wherein: the first anchoring block (14) is provided with a first plane and a second plane lower than the first plane, and the transition between the first plane and the second plane is an arc-shaped curved surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121636668.7U CN215107609U (en) | 2021-07-19 | 2021-07-19 | High-efficient prestressing force carbon fiber plate stretch-draw anchor clamps that are suitable for |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121636668.7U CN215107609U (en) | 2021-07-19 | 2021-07-19 | High-efficient prestressing force carbon fiber plate stretch-draw anchor clamps that are suitable for |
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| Publication Number | Publication Date |
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| CN215107609U true CN215107609U (en) | 2021-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121636668.7U Active CN215107609U (en) | 2021-07-19 | 2021-07-19 | High-efficient prestressing force carbon fiber plate stretch-draw anchor clamps that are suitable for |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115030553A (en) * | 2022-07-05 | 2022-09-09 | 王明明 | Prestressing force reinforced structure of building engineering |
| CN116927515A (en) * | 2023-09-14 | 2023-10-24 | 北京市建筑工程研究院有限责任公司 | Auxiliary device for resisting accumulated fatigue fracture of steel beam and use method |
-
2021
- 2021-07-19 CN CN202121636668.7U patent/CN215107609U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115030553A (en) * | 2022-07-05 | 2022-09-09 | 王明明 | Prestressing force reinforced structure of building engineering |
| CN116927515A (en) * | 2023-09-14 | 2023-10-24 | 北京市建筑工程研究院有限责任公司 | Auxiliary device for resisting accumulated fatigue fracture of steel beam and use method |
| CN116927515B (en) * | 2023-09-14 | 2024-01-05 | 北京市建筑工程研究院有限责任公司 | Auxiliary device for resisting accumulated fatigue fracture of steel beam and use method |
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