CN113431368A - Pre-tightening force applying device of anchorage device and using method thereof - Google Patents
Pre-tightening force applying device of anchorage device and using method thereof Download PDFInfo
- Publication number
- CN113431368A CN113431368A CN202110731256.XA CN202110731256A CN113431368A CN 113431368 A CN113431368 A CN 113431368A CN 202110731256 A CN202110731256 A CN 202110731256A CN 113431368 A CN113431368 A CN 113431368A
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- plate
- piece
- jacking
- anchorage
- clamping piece
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
- E04G23/0218—Increasing or restoring the load-bearing capacity of building construction elements
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/12—Mounting of reinforcing inserts; Prestressing
- E04G21/121—Construction of stressing jacks
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
- E04G23/0218—Increasing or restoring the load-bearing capacity of building construction elements
- E04G2023/0251—Increasing or restoring the load-bearing capacity of building construction elements by using fiber reinforced plastic elements
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Clamps And Clips (AREA)
Abstract
The invention relates to a pretightening force applying device of an anchorage device and a using method thereof, comprising the following steps: a base; a fixing part which is arranged on the base and is used for limiting the anchorage device; the jacking piece is arranged on the base in a height-adjustable manner and is positioned on one side, away from the fixing piece, of the anchorage device, and the length of the jacking piece is adjustable; and the position is adjustably installed on the base and is positioned on the sliding block between the jacking piece and the anchorage device, the sliding block is provided with a groove corresponding to the plate, the jacking piece is extended to drive the sliding block to push the clamping piece, the end part corresponding to the plate is clamped into the groove, and therefore pre-tightening force is applied to the clamping piece, and the clamping piece is clamped into the anchorage device and clamps the plate. The invention effectively solves the problem that the clamping piece is difficult to clamp the plate, and the clamping piece can be firmly clamped into the anchorage device by applying the set pretightening force to the clamping piece through the pretightening force applying device, thereby preventing the clamping piece and the plate from following asynchronously when the plate is stressed in the later period and ensuring the connection strength of the anchorage device and the plate.
Description
Technical Field
The invention relates to the field of structure processing, in particular to a pretightening force applying device of an anchorage device and a using method thereof.
Background
Fiber Reinforced Polymer (FRP) has the advantages of high strength, light weight, good durability, convenient construction and the like, and the existing method for externally pasting the FRP plate is widely applied to the field of structural reinforcement.
When adopting outer FRP board reinforced structure of pasting, prestressing force need be exerted to the FRP board usually, use wedge clip formula mechanical anchorage device mostly at present, during the use, need press from both sides tight panel with wedge clip earlier, take place relative movement between clamping piece and the anchorage device when preventing later stage panel atress, nevertheless at present directly go into the anchorage device with the clamping piece card, the pretightning force of control clamping piece can not be accurate, can't guarantee the clamping piece and press from both sides tight panel, the condition that the clamping piece was asynchronous to follow up appears easily when later stage panel atress, thereby produce the influence to the performance of panel.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a pretightening force applying device of an anchorage device and a using method thereof, which solve the problem that a clamping piece is difficult to clamp a plate.
The technical scheme for realizing the purpose is as follows:
the invention provides a pretightening force applying device of an anchorage device, wherein two opposite clamping pieces are clamped in a hole of the anchorage device, a plate is clamped between the two clamping pieces, and the end part of the plate protrudes out of the anchorage device, the pretightening force applying device comprises:
a base;
a fixing part which is arranged on the base and is used for limiting the anchorage device;
the jacking piece is arranged on the base in a height-adjustable manner and is positioned on one side, away from the fixing piece, of the anchorage device, and the length of the jacking piece is adjustable; and
install in the base and be located the slider between jacking piece and the ground tackle with adjustable position, this slider corresponds panel and has seted up the recess to through extension jacking piece, in order to drive the slider and push away the clamping piece, and the tip card that panel corresponds is gone into in the recess, thereby exerts the pretightning force to the clamping piece, makes the clamping piece card go into ground tackle and presss from both sides tight panel.
According to the pre-tightening force applying device of the anchor, the anchor is limited through the fixing part, the jacking piece is further extended to drive the sliding block to abut against the clamping piece, the end part corresponding to the plate can be clamped into the groove, so that the sliding block abuts against the clamping piece to apply pre-tightening force to the clamping piece, the clamping piece is clamped into the anchor and clamps the plate, the pre-tightening force applied to the clamping piece can be controlled through the elongation of the jacking piece, the problem that the clamping piece is difficult to clamp the plate is solved, the clamping piece can be firmly clamped into the anchor by applying the set pre-tightening force to the clamping piece through the pre-tightening force applying device, the problem that the clamping piece and the plate cannot follow up synchronously in the later stage when the plate is stressed is prevented, and the connection strength of the anchor and the plate is guaranteed.
The pre-tightening force applying device of the anchorage device is further improved in that the vertical section of the jacking piece is circular;
the base comprises two supporting blocks which are oppositely arranged, a supporting plate which is fixedly connected to the opposite ends of the two supporting blocks and an adjusting plate which is connected between the two supporting blocks and can move towards the direction close to or far away from the supporting plate, and the jacking piece is arranged between the supporting plate and the adjusting plate;
the adjusting plate is moved towards or away from the supporting plate so as to push the jacking piece to move upwards or downwards.
The pretightening force applying device of the anchorage device is further improved in that the pretightening force applying device further comprises a sliding groove arranged on each supporting block and a clamping block arranged in the sliding groove in a sliding manner, the adjusting plate is connected between the two clamping blocks, and the clamping block is moved back and forth along the sliding groove to drive the adjusting plate to move towards or away from the supporting plate.
The pretightening force applying device of the anchorage device is further improved in that the pretightening force applying device further comprises a worm which is rotatably arranged in the sliding groove and extends along the direction vertical to the supporting plate, and a rack which corresponds to the worm and is fixedly arranged on the clamping block, wherein the rack is meshed with the worm, and the clamping block is driven to move along the sliding groove by rotating the worm.
The pre-tightening force applying device of the anchorage device is further improved in that the vertical section of the sliding groove is in an inverted L shape, and the vertical section of the clamping block is correspondingly in an inverted L shape.
The pretightening force applying device of the anchorage device is further improved in that the pretightening force applying device further comprises a baffle arranged on the base and positioned on one side of the anchorage device far away from the fixing piece, and a screw rod connected between the baffle and the fixing piece, wherein the screw rod is sleeved with the slide block, one end of the jacking piece props against the baffle, the other end of the jacking piece props against the slide block, and the slide block is pushed to move along the screw rod by extending the jacking piece.
The pre-tightening force applying device of the anchorage device is further improved in that the fixing piece comprises a fixing plate sleeved on the screw rod and a through hole formed in the fixing plate corresponding to the plate, the anchorage device is arranged on one side, close to the jacking piece, of the fixing plate, and the part, protruding out of the anchorage device, of the plate penetrates through the through hole.
The pre-tightening force applying device of the anchorage device is further improved in that the device further comprises a positioning nut which is screwed on the screw rod and is positioned on one side of the fixing plate far away from the anchorage device so as to be propped against the fixing plate, and the positioning nut is screwed to change the position of the positioning nut on the screw rod so as to adjust the distance between the fixing plate and the baffle plate.
The pre-tightening force applying device of the anchorage device is further improved in that the jacking piece is a hydraulic jack.
The invention provides a use method of a pre-tightening force applying device of an anchorage device, which comprises the following steps:
providing the pretightening force applying device, placing the anchorage device on one side of the fixing part close to the jacking part, wherein the end part of the clamping piece of the anchorage device, which is exposed out of the fixing part, faces the jacking part;
adjusting the height of the jacking piece to enable the center of the jacking piece to be opposite to the plate;
and extending the jacking piece to drive the sliding block to push the clamping piece, and clamping the corresponding end part of the plate into the groove, so as to apply pre-tightening force to the clamping piece, so that the clamping piece is clamped into the anchorage device and clamps the plate.
Drawings
FIG. 1 is a schematic view showing the state of the pre-tightening force applying device of the anchorage device according to the present invention.
FIG. 2 is an enlarged view of the base portion of the pretensioning device of the anchor according to the present invention.
FIG. 3 is an enlarged view of the support block and the support plate of the pretensioning device of the anchor according to the present invention.
FIG. 4 is an enlarged view of the adjusting plate portion of the pretensioning device of the anchor according to the present invention.
FIG. 5 is an enlarged view of the slider portion of the pretensioning device of the anchor according to the present invention.
FIG. 6 is an enlarged view of the fixing member of the pretensioning device of the anchor according to the present invention.
FIG. 7 is a side cross-sectional view of a clip-on anchor.
Detailed Description
The invention is further described with reference to the following figures and specific examples.
Referring to fig. 1, the invention provides a pre-tightening force applying device of an anchor and a using method thereof, the anchor is limited by a fixing part, and then a jacking piece is extended to drive a sliding block to abut against a clamping piece, and the corresponding end part of a plate can be clamped into a groove, so that the sliding block abuts against the clamping piece to apply pre-tightening force to the clamping piece, the clamping piece is clamped into the anchor and clamps the plate, the pre-tightening force applied to the clamping piece can be controlled by the extension amount of the jacking piece, the problem that the clamping piece is difficult to clamp the plate is solved, the clamping piece can be firmly clamped into the anchor by applying the pre-tightening force applying device to the clamping piece, the problem that the clamping piece and the plate follow up asynchronously when the plate is stressed in the later period is prevented. The pretensioning force applying device of the anchor of the present invention will be described with reference to the accompanying drawings.
Referring to fig. 1, fig. 1 is a schematic view illustrating a state of the pre-tightening force applying device of the anchor according to the present invention. The pretensioning force applying device of the anchor according to the present invention will be described with reference to FIG. 1.
As shown in fig. 1, 5 and 7, the pretensioning force applying device of the anchor of the present invention includes two opposite clamping pieces 211 clamped in the hole of the anchor 21, a plate 22 sandwiched between the two clamping pieces 211, and an end of the plate 22 protruding out of the anchor 21, wherein the pretensioning force applying device includes:
a base 11;
a fixing member 12 installed on the base 11 and used for limiting the anchorage device 21;
the jacking piece 14 is arranged on the base 11 in a height-adjustable manner and is positioned on one side of the anchorage device 21 away from the fixing piece 12, and the length of the jacking piece 14 is adjustable; and
the sliding block 13 is arranged on the base 11 in a position-adjustable mode and located between the jacking piece 14 and the anchorage device 21, the sliding block 13 is provided with a groove 131 corresponding to the plate 22, the jacking piece 14 is extended to drive the sliding block 13 to push the clamping piece 211, the end portion corresponding to the plate 22 is clamped into the groove 131, and therefore pre-tightening force is applied to the clamping piece 211, the clamping piece 211 is clamped into the anchorage device 21, and the plate 22 is clamped.
Preferably, the jacking members 14 may be hydraulic jacks.
As a preferred embodiment of the present invention, as shown in fig. 2, the vertical section of the jacking member 14 is circular;
the base 11 comprises two supporting blocks 111 arranged oppositely, a supporting plate 112 fixedly connected to opposite ends of the two supporting blocks 111, and an adjusting plate 113 connected between the two supporting blocks 111 and capable of moving towards or away from the supporting plate 112, and the jacking piece 14 is arranged between the supporting plate 112 and the adjusting plate 113;
the lift member 14 is pushed to move up or down by moving the adjusting plate 113 in a direction to approach or move away from the support plate 112.
Further, as shown in fig. 3 and 4, the adjusting device further includes a sliding slot 1111 disposed on each supporting block 111 and a fastening block 1131 slidably disposed on the sliding slot 1111, and the adjusting plate 113 is connected between the two fastening blocks 1131, and the fastening block 1131 is moved back and forth along the sliding slot 1111 to drive the adjusting plate 113 to move toward or away from the supporting plate 112.
Specifically, the clamping device further comprises a worm 1112 which is rotatably installed in the sliding groove 1111 and extends in a direction perpendicular to the support plate 112, and a rack 1132 which corresponds to the worm 1112 and is fixedly arranged on the clamping block 1131, wherein the rack 1132 is engaged with the worm 1112, and the clamping block 1131 is driven to move along the sliding groove by rotating the worm 1112.
Preferably, the vertical section of the sliding groove 1111 is inverted L-shaped, and the vertical section of the locking block 1131 is correspondingly inverted L-shaped.
Furthermore, the lifting device further comprises a baffle 15 arranged on the base 11 and located on one side of the anchorage device 21 far away from the fixing part 12 and a screw 16 connected between the baffle 15 and the fixing part 12, the slider 13 is sleeved on the screw 15, one end of the lifting piece 14 abuts against the baffle 15, the other end of the lifting piece 14 abuts against the slider 13, and the slider 13 is pushed to move along the screw 16 by extending the lifting piece 14.
Specifically, as shown in fig. 6, the fixing element 12 includes a fixing plate 121 sleeved on the screw 16 and a through hole 1211 opened in the fixing plate 121 corresponding to the plate 22, the anchor 21 is disposed on one side of the fixing plate 121 close to the lifting element 14, and a portion of the plate 22 protruding out of the anchor 21 penetrates through the through hole 1211.
Further, a positioning nut 161 is screwed on the screw 16 and located on a side of the fixing plate 121 away from the anchor 21, so as to abut against the fixing plate 121, and the positioning nut 161 is screwed to change the position of the positioning nut 161 on the screw 16, so as to adjust the distance between the fixing plate 121 and the baffle 15.
The specific implementation method of the invention is as follows:
placing the jacking piece 14 between the supporting plate 112 and the adjusting plate 113, rotating the worm 1112 to drive the fixture block 1131 to move back and forth along the sliding slot 1111, so that the adjusting plate 113 moves towards or away from the supporting plate 112 to drive the jacking piece 14 to ascend or descend, and the center of the jacking piece 14 is opposite to the plate 22;
one end of the jacking piece 14 is abutted against the baffle 15, the other end of the jacking piece is abutted against the sliding block 13, the positioning nut 161 is screwed to enable the fixing plate 121 to move towards the direction close to the jacking piece 14 until the clamping piece 211 in the anchorage device 21 is abutted against the sliding block 13, and at the moment, one end of the plate 22 in the anchorage device 21 penetrates through the through hole 1211 of the fixing plate 121, and the other end of the plate is positioned in the groove 131 of the sliding block 13;
the lifting piece 14 is extended to drive the sliding block 13 to push against the abutting clamping piece 211, so as to apply a pre-tightening force to the clamping piece 211, so that the clamping piece 211 is clamped into the hole of the anchorage device 21, and the plate 22 is clamped.
The invention also provides a use method of the pre-tightening force applying device of the anchorage device, which comprises the following steps:
providing the pretightening force applying device, placing the anchorage device 21 on one side of the fixing part 12 close to the jacking part 14, wherein the end part of the anchorage device 21, which is exposed out of the clamping piece 211, faces the jacking part 14;
adjusting the height of the jack 14 so that the center of the jack 14 is opposite to the plate 22;
the lifting piece 14 is extended to drive the sliding block 13 to push the clamping piece 211, and the corresponding end part of the plate 22 is clamped into the groove 131, so that pre-tightening force is applied to the clamping piece 211, and the clamping piece 211 is clamped into the anchorage device 21 and clamps the plate 22.
The operation mode of the practical implementation of the using method provided by the invention is as follows:
placing the jacking piece 14 between the supporting plate 112 and the adjusting plate 113, rotating the worm 1112 to drive the fixture block 1131 to move back and forth along the sliding slot 1111, so that the adjusting plate 113 moves towards or away from the supporting plate 112 to drive the jacking piece 14 to ascend or descend, and the center of the jacking piece 14 is opposite to the plate 22;
one end of the jacking piece 14 is abutted against the baffle 15, the other end of the jacking piece is abutted against the sliding block 13, the positioning nut 161 is screwed to enable the fixing plate 121 to move towards the direction close to the jacking piece 14 until the clamping piece 211 in the anchorage device 21 is abutted against the sliding block 13, and at the moment, one end of the plate 22 in the anchorage device 21 penetrates through the through hole 1211 of the fixing plate 121, and the other end of the plate is positioned in the groove 131 of the sliding block 13;
the lifting piece 14 is extended to drive the sliding block 13 to push against the abutting clamping piece 211, so as to apply a pre-tightening force to the clamping piece 211, so that the clamping piece 211 is clamped into the hole of the anchorage device 21, and the plate 22 is clamped.
While the present invention has been described in detail and with reference to the embodiments thereof as illustrated in the accompanying drawings, it will be apparent to one skilled in the art that various changes and modifications can be made therein. Therefore, certain details of the embodiments are not to be interpreted as limiting, and the scope of the invention is to be determined by the appended claims.
Claims (10)
1. The utility model provides a pretightning force of ground tackle applys device, the card is equipped with two relative clamping pieces in the hole of ground tackle, two it is equipped with panel to press from both sides between the clamping piece, the tip of panel is protruding to be stretched out ground tackle which characterized in that, the pretightning force applys device includes:
a base;
the fixing piece is arranged on the base and used for limiting the anchorage device;
the jacking piece is arranged on the base in a height-adjustable manner and is positioned on one side, away from the fixing piece, of the anchorage device, and the length of the jacking piece is adjustable; and
the position is adjustably installed in the base and be located jacking piece with slider between the ground tackle, the slider corresponds panel is seted up flutedly, through the extension jacking piece, in order to drive the slider pushes away to the clamping piece, just the tip card that panel corresponds is gone into in the recess, thereby it is right the pretightning force is exerted to the clamping piece, makes clamping piece card goes into ground tackle and presss from both sides tightly panel.
2. The anchorage preload force applying apparatus according to claim 1, wherein the vertical cross-section of the jacking member is circular;
the base comprises two supporting blocks which are oppositely arranged, a supporting plate which is fixedly connected to the opposite ends of the two supporting blocks and an adjusting plate which is connected between the two supporting blocks and can move towards the direction close to or away from the supporting plate, and the jacking piece is arranged between the supporting plate and the adjusting plate;
the adjusting plate is moved towards or away from the supporting plate so as to push the jacking piece to move upwards or downwards.
3. The anchorage force applying device according to claim 2, further comprising a sliding groove formed in each of the support blocks and a block slidably disposed in the sliding groove, wherein the adjusting plate is connected between the two blocks, and the block is moved back and forth along the sliding groove to move the adjusting plate in a direction approaching or separating from the support plate.
4. The anchorage preload force applying apparatus as claimed in claim 3, further comprising a worm rotatably mounted in the slide groove and extending in a direction perpendicular to the support plate, and a rack corresponding to the worm and fixedly mounted on the block, wherein the rack is engaged with the worm, and the worm is rotated to drive the block to move along the slide groove.
5. The anchorage pre-tightening force applying device according to claim 3, wherein the vertical section of the sliding groove is of an inverted L shape, and the vertical section of the clamping block is correspondingly of an inverted L shape.
6. The pre-tightening force applying device for an anchorage device according to claim 1, further comprising a blocking plate mounted on the base and located on a side of the anchorage device remote from the fixing member, and a screw rod connected between the blocking plate and the fixing member, wherein the screw rod is sleeved with the slider, one end of the jacking member abuts against the blocking plate, and the other end of the jacking member abuts against the slider, and the jacking member is extended to push the slider to move along the screw rod.
7. The pre-tightening force applying device of an anchorage device of claim 6, wherein the fixing member comprises a fixing plate sleeved on the screw rod and a through hole corresponding to the plate and formed in the fixing plate, the anchorage device is arranged on one side of the fixing plate close to the jacking member, and the part of the plate protruding out of the anchorage device penetrates through the through hole.
8. The anchorage preload force applying apparatus according to claim 7, further comprising a positioning nut screwed onto the threaded rod and located on a side of the fixing plate remote from the anchorage, for abutting against the fixing plate, wherein the positioning nut is screwed to change a position of the positioning nut on the threaded rod, thereby adjusting a distance between the fixing plate and the retainer.
9. The anchorage preload force applying apparatus according to claim 1, wherein the jacking member is a hydraulic jack.
10. A method of using the pretensioning force applying apparatus for an anchorage device according to claim 1, comprising the steps of:
providing the pretightening force exerting device, placing the anchorage device on one side of the fixing part close to the jacking part, wherein the end part of the clamping piece, which is exposed out of the anchorage device, faces the jacking part;
adjusting the height of the jacking piece so that the center of the jacking piece is opposite to the plate;
and extending the jacking piece to drive the sliding block to push against the clamping piece, and clamping the corresponding end part of the plate into the groove, so as to apply pre-tightening force to the clamping piece, so that the clamping piece is clamped into the anchorage device and clamps the plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110731256.XA CN113431368B (en) | 2021-06-30 | 2021-06-30 | Pre-tightening force applying device of anchorage device and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110731256.XA CN113431368B (en) | 2021-06-30 | 2021-06-30 | Pre-tightening force applying device of anchorage device and using method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113431368A true CN113431368A (en) | 2021-09-24 |
| CN113431368B CN113431368B (en) | 2023-03-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110731256.XA Active CN113431368B (en) | 2021-06-30 | 2021-06-30 | Pre-tightening force applying device of anchorage device and using method thereof |
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| CN (1) | CN113431368B (en) |
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| JP2006097462A (en) * | 2004-09-06 | 2006-04-13 | Dps Bridge Works Co Ltd | Frp plate with anchor implement |
| CN101927449A (en) * | 2009-07-07 | 2010-12-29 | 昆山新莱洁净应用材料股份有限公司 | Support tube device of balanced type circular tube polishing machine |
| CN101942903A (en) * | 2010-08-16 | 2011-01-12 | 合肥工业大学 | Device for reinforcing concrete beam slab by pretension carbon fiber plate and construction method |
| CN204023888U (en) * | 2014-08-22 | 2014-12-17 | 中国铁道科学研究院铁道建筑研究所 | Strand tapered anchorage |
| CN205976593U (en) * | 2016-08-29 | 2017-02-22 | 智性纤维复合加固南通有限公司 | Anti -shearing carbon fiber plate ground tackle |
| JP2018025040A (en) * | 2016-08-10 | 2018-02-15 | 株式会社国際建設技術研究所 | Tensioning device of tendon |
| CN208934435U (en) * | 2018-10-15 | 2019-06-04 | 卡本科技股份有限公司 | A kind of prestressing force carbon plate installation and removal equipment |
| CN211000759U (en) * | 2019-12-17 | 2020-07-14 | 广西现代职业技术学院 | Autonomous wheel mounting auxiliary tool |
| CN112302257A (en) * | 2020-10-08 | 2021-02-02 | 山西省交通科技研发有限公司 | Pre-clamping device of clamping piece type anchorage device for FRP (fiber reinforced Plastic) |
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2021
- 2021-06-30 CN CN202110731256.XA patent/CN113431368B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006097462A (en) * | 2004-09-06 | 2006-04-13 | Dps Bridge Works Co Ltd | Frp plate with anchor implement |
| CN101927449A (en) * | 2009-07-07 | 2010-12-29 | 昆山新莱洁净应用材料股份有限公司 | Support tube device of balanced type circular tube polishing machine |
| CN101942903A (en) * | 2010-08-16 | 2011-01-12 | 合肥工业大学 | Device for reinforcing concrete beam slab by pretension carbon fiber plate and construction method |
| CN204023888U (en) * | 2014-08-22 | 2014-12-17 | 中国铁道科学研究院铁道建筑研究所 | Strand tapered anchorage |
| JP2018025040A (en) * | 2016-08-10 | 2018-02-15 | 株式会社国際建設技術研究所 | Tensioning device of tendon |
| CN205976593U (en) * | 2016-08-29 | 2017-02-22 | 智性纤维复合加固南通有限公司 | Anti -shearing carbon fiber plate ground tackle |
| CN208934435U (en) * | 2018-10-15 | 2019-06-04 | 卡本科技股份有限公司 | A kind of prestressing force carbon plate installation and removal equipment |
| CN211000759U (en) * | 2019-12-17 | 2020-07-14 | 广西现代职业技术学院 | Autonomous wheel mounting auxiliary tool |
| CN112302257A (en) * | 2020-10-08 | 2021-02-02 | 山西省交通科技研发有限公司 | Pre-clamping device of clamping piece type anchorage device for FRP (fiber reinforced Plastic) |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113431368B (en) | 2023-03-28 |
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