CN207597279U - A kind of pre-stressed carbon fiber tensioning equipment of high position tensioning - Google Patents
A kind of pre-stressed carbon fiber tensioning equipment of high position tensioning Download PDFInfo
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- CN207597279U CN207597279U CN201721579114.1U CN201721579114U CN207597279U CN 207597279 U CN207597279 U CN 207597279U CN 201721579114 U CN201721579114 U CN 201721579114U CN 207597279 U CN207597279 U CN 207597279U
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Abstract
The utility model discloses a kind of pre-stressed carbon fiber tensioning equipments of high-order tensioning, including fixing end pedestal, fixing end anchor block, the stretching rope of carbon fiber, stretching end anchor block and stretching end pedestal, the fixing end anchor block is rectangular-shape with stretching end anchor block and is individually fixed in the both ends of the stretching rope；The side far from the fixing end pedestal of the stretching end pedestal is provided with the jack block of a U-shaped.Using above-mentioned technical proposal, the pre-stressed carbon fiber tensioning equipment of the high-order tensioning of the utility model, change the structure that counter-force nut in the prior art is withstood on jack block, and counter-force nut is directly withstood on fixing end pedestal, realize the detachable of jack block, it recycles rather than is encapsulated under bridge so as to disassemble jack block after tensioning operation, achieve the purpose that save cost.
Description
Technical field
The utility model is related to a kind of pre-stressed carbon fiber tensioning equipments of high-order tensioning, belong to bridge concrete prestressing force
Tensioning equipment technical field.
Background technology
At present, bridge applies in bridge concrete structural fortification use mostly using prestressed reinforced concrete structure
Prestressing force drag-line be usually width for 100mm, 50mm or 20mm, rectangle thin plate that thickness is 1mm~3mm (item or
Band).After carbon fiber board of the prior art applies stretching force, needed between carbon fiber board and concrete using filling thickness
Up to the epoxy construction gluing knot of 10~60mm (span centre thickness both ends are thin), so thick glue-line is not only because epoxy structural rubber bullet mould is low not
It is transmitted conducive to structure stress, and epoxy structural rubber auxiliary material is expensive, far above carbon fiber main material, because of lacking for its cost performance difference
Point has seriously affected the popularization and application of this reinforcement technique.For such case, applicant devises a kind of the pre- of high-order tensioning
Stress carbon fiber tensioning equipment, as shown in Figure 1, including fixing end pedestal 1, fixing end anchor block 2, the stretching rope 3 of carbon fiber, tensioning
Anchor block 4 and stretching end pedestal 5 are held, the fixing end anchor block 2 for rectangular-shape and is individually fixed in described with stretching end anchor block 4
The both ends of stretching rope 3；Fixing end anchor block 2 is fixed with 1 phase of fixing end pedestal, and stretching end anchor block 4 can be slided in stretching end pedestal 5
It is dynamic；The side far from the fixing end pedestal 2 of the stretching end pedestal 5 is provided with a jack block 6, the jack
Block 6 is withstood on the stretching end pedestal 5；The stretching end anchor block 4 connects one end of a tensioning screw rod 7, the tensioning screw rod 7
The other end pass through the jack block 6 after be connected to jack 8；A cavity 61 is offered on the jack block 6,
The tensioning screw rod 7 passes through the cavity 61；A counter-force nut 9 is provided in the cavity 61, the counter-force nut 9 can
When jack 8 pulls tensioning screw rod 7 with 7 synchronizing moving of tensioning screw rod in the cavity 61, and it is recessed for being threaded to
The side wall 61a positions of close 4 side of stretching end anchor block of chamber 61 are to prevent stretching rope 3 from shrinking.The jack 8 is punching thousand
Jin top, the tensioning screw rod 7 are bolted in tensioning nut 10, the tensioning after passing through the punching duct on 8 axis of jack
Nut 10 is used to withstand the jack 8 when jack 8 extends so as to which the tensioning screw rod 7 be driven to move.Of the structure
The stretching rope of carbon fibre materials can be arranged on higher position by drawing device as far as possible, so as to reach reduction epoxy structural rubber
The purpose of auxiliary material cost.But the structure, after tensioning, counter-force nut 9 withstands on the side wall 61a positions of jack block 6, so
Tensioning nut 10 is backed out afterwards, by 8 removal of jack, then by after the redundance excision of the tensioning screw rod 7 of stretching, passes through protection
Structure is by fixing end pedestal 1, fixing end anchor block 2, the stretching rope 3 of carbon fiber, stretching end anchor block 4, stretching end pedestal 5 and very heavy
Fending off, all covering wherein, is used together block 6 with bridge.Applicant continues to improve to it so that jack block 6 can be split
It unloads down, it is cost-effective so as to be reused in subsequent tensioning operation.
Utility model content
Therefore, the purpose of this utility model is to provide a kind of jack blocks to be removed, so as to
It is reused in subsequent tensioning operation, the pre-stressed carbon fiber tensioning equipment of cost-effective high-order tensioning.
To achieve these goals, the pre-stressed carbon fiber tensioning equipment of a kind of high-order tensioning of the utility model, including
Fixing end pedestal, fixing end anchor block, the stretching rope of carbon fiber, stretching end anchor block and stretching end pedestal, the fixing end anchor block
For rectangular-shape and the both ends of the stretching rope are individually fixed in stretching end anchor block；The fixing end pedestal includes fixing end water
Flat part, two fixing end vertical plate portions for being connected to fixing end horizontal plate part both sides, two to be connected to fixing end vertical
The fixing end on plate portion top is horizontally mounted plate portion；The fixing end anchor block is fixed in the fixing end pedestal；The stretching end
Pedestal includes first part and second part, and the first part includes stretching end horizontal plate part, is connected to stretching end level board
Two stretching end vertical plate portions of portion both sides, two stretching end horizontal mounting plates for being connected to stretching end vertical plate portion top
Portion, the second part are the baffle being vertically arranged far from described fixing end pedestal one end for being connected to the first part；
The stretching end anchor block is located in the stretching end pedestal and can be slided in the stretching end pedestal；In the tensioning end group
The side far from the fixing end pedestal of seat is provided with the jack block of a U-shaped, and the jack block, which includes two, puts down
Andante portion and the web portion for connecting two parallel plate portions, two parallel plate portions opposite face far from described
One end of web portion is respectively arranged with notch section, so as to which the end of the parallel plate portion be made to form step structure, the step
Structure is separably withstood in the left and right sides edge of the side far from the first part of the second part, at described
Block perforation is provided on the lateral wall of stage structure, block installation bolt is bolted in described second after passing through block perforation
On the side wall divided；The stretching end anchor block connects one end of a tensioning screw rod, and the other end of the tensioning screw rod passes through described the
Thousand are connected to after the first stretching end punched out on two parts and the second stretching end punched out in the web portion
Jin top；A counter-force nut is provided between two parallel plate portions, the counter-force nut can pull tensioning in jack
With tensioning screw rod synchronizing moving during screw rod, and for being threaded to close to the position of the second part that stretching rope is prevented to receive
Contracting；Plate portion is horizontally mounted in the stretching end and fixing end is horizontally mounted in plate portion and is respectively arranged with several through-holes for passing through
The stretching end pedestal and fixing end pedestal are fixed on station by fixing bolt.
The jack is centre-hole jack, after the tensioning screw rod passes through the punching duct on the axis
Tensioning nut is bolted in, the tensioning nut is used to withstand the jack when jack extends so as to drive the tensioning spiral shell
Bar moves.
A direct through groove is offered on the stretching end horizontal plate part, there are two the settings of the stretching end anchor block lower face
Screw, the nut of the screw are located in the direct through groove.
Using above-mentioned technical proposal, the pre-stressed carbon fiber tensioning equipment of the high-order tensioning of the utility model changes existing
There is counter-force nut in technology to withstand on the structure on jack block, and counter-force nut is directly withstood on fixing end pedestal, realize
Jack block it is detachable, recycled so as to after tensioning operation disassemble jack block, and
It is not to be encapsulated under bridge, achievees the purpose that save cost.
Description of the drawings
Fig. 1 is the dimensional structure diagram of tensioning equipment in the prior art.
Fig. 2 is the dimensional structure diagram of the utility model.
Fig. 3 is the separate state diagram of jack block and stretching end pedestal.
Fig. 4 is the sectional view of the utility model.
Specific embodiment
Below by way of the drawings and specific embodiments, the utility model is described in further detail.
As shown in the figure, the present embodiment provides a kind of pre-stressed carbon fiber tensioning equipment of high-order tensioning, including fixed end group
Seat 1, fixing end anchor block 2, the stretching rope 3 of carbon fiber, stretching end anchor block 4 and stretching end pedestal 5, the fixing end anchor block 2 with
Stretching end anchor block 4 is rectangular-shape and is individually fixed in the both ends of the stretching rope 3.
The fixing end pedestal 1 includes fixing end horizontal plate part 11, is connected to two of 11 both sides of fixing end horizontal plate part
12, two fixing ends for being connected to 12 top of fixing end vertical plate portion of fixing end vertical plate portion are horizontally mounted plate portion 13；
The upper surface of the fixing end horizontal plate part 11 is provided with fixing groove 11a, and the fixing end anchor block 2 is located at the fixing groove 11a
It is interior.
The stretching end pedestal 5 includes first part 5a and second part 5b, and the first part 5a includes stretching end water
Flat part 51, the two stretching end vertical plate portions 52, two for being connected to 51 both sides of stretching end horizontal plate part are connected to tensioning
The stretching end on end vertical plate portion 52 top is horizontally mounted plate portion 53, and the second part 5b is be connected to the first part remote
The baffle being vertically arranged from described fixing end pedestal one end；The stretching end anchor block 4 is located in the stretching end pedestal 5 and energy
It is enough to be slided in the stretching end pedestal 5.
The side far from the fixing end pedestal 2 of the stretching end pedestal 5 is provided with the jack block of a U-shaped
600, the jack block 600 includes two parallel plate portions 601 and connects the web portion of two parallel plate portions 601
602, it is respectively arranged with notch section in one end far from the web portion 602 of the opposite face of two parallel plate portions 601
601a, so as to which the end of the parallel plate portion 601 be made to form step structure, the step structure separably withstands on described second
In the left and right sides edge of the side 5b1 far from the first part 5a of part 5b, on the lateral wall of the step structure
Block perforation 603 is provided with, block installation bolt 604 is bolted in the second part 5b's after passing through block perforation 603
On side wall.
The stretching end anchor block 4 connects one end of a tensioning screw rod 7, and the other end of the tensioning screw rod 7 passes through described the
The first stretching end punched out 501 on two part 5b and the second stretching end punched out 621 in the web portion 602
After be connected to jack 8；A counter-force nut 9 is provided between two parallel plate portions 601, the counter-force nut 9 is spirally connected
In on tensioning screw rod 7 and can when jack 8 pulls tensioning screw rod 7 it is interior with 7 synchronizing moving of tensioning screw rod, and for being revolved
It is screwed onto close to the position of the second part 5b that stretching rope 3 is prevented to shrink.
Plate portion 53 is horizontally mounted in the stretching end and fixing end is horizontally mounted in plate portion 13 and is respectively arranged with several lead to
Hole 100 is used to that the stretching end pedestal 5 and fixing end pedestal 1 to be fixed on concrete knot by fixing bolt (not shown)
Structure layer surface.
The jack 8 is centre-hole jack, and the tensioning screw rod 7 passes through the center hole on 8 axis of jack
Tensioning nut 10 is bolted in behind road, the tensioning nut 10 is used to withstand the jack 8 when jack 8 extends so as to drive
The tensioning screw rod 7 moves.
A direct through groove 51a is offered on the stretching end horizontal plate part 51, is set in 4 lower face of stretching end anchor block
There are two screw 41, the nut of the screw 41 is located in the direct through groove 51a so as to play the role of guiding and limiting.
Obviously, above-described embodiment is only intended to clearly illustrate example, and is not intended to limit the embodiments.For
For those of ordinary skill in the art, other various forms of variations or change can also be made on the basis of the above description
It is dynamic.There is no necessity and possibility to exhaust all the enbodiments.And the obvious variation or change thus extended out
Among the dynamic protection domain created still in the utility model.
Claims (3)
1. a kind of pre-stressed carbon fiber tensioning equipment of high position tensioning, it is characterised in that：Including fixing end pedestal, fixing end anchor
Block, the stretching rope of carbon fiber, stretching end anchor block and stretching end pedestal, the fixing end anchor block are cuboid with stretching end anchor block
Shape and the both ends for being individually fixed in the stretching rope；The fixing end pedestal includes fixing end horizontal plate part, is connected to fixing end
Two fixing end vertical plate portions of horizontal plate part both sides, two fixing ends for being connected to fixing end vertical plate portion top are horizontal
Mounting plate portion；The fixing end anchor block is fixed in the fixing end pedestal；The stretching end pedestal includes first part and the
Two parts, the first part includes stretching end horizontal plate part, two stretching ends being connected to stretching end horizontal plate part both sides erect
Straight plate part, two stretching ends for being connected to stretching end vertical plate portion top are horizontally mounted plate portion, and the second part is connects
It is connected to the baffle being vertically arranged far from described fixing end pedestal one end of the first part；The stretching end anchor block is located at institute
It states in stretching end pedestal and can be slided in the stretching end pedestal；In the stretching end pedestal far from the fixed end group
The side of seat is provided with the jack block of a U-shaped, and the jack block includes two institutes of two parallel plate portions and connection
The web portion of parallel plate portion is stated, is set respectively in one end far from the web portion of the opposite face of two parallel plate portions
Notch section is equipped with, so as to which the end of the parallel plate portion be made to form step structure, the step structure separably withstands on described
In the left and right sides edge of the side far from the first part of second part, set on the lateral wall of the step structure
There are block perforation, block installation bolt to be bolted on the side wall of the second part after passing through block perforation；The tensioning
Anchor block is held to connect one end of a tensioning screw rod, the other end of the tensioning screw rod passes through the first stretching end on the second part
Jack is connected to after punched out and the second stretching end punched out in the web portion；In two parallel-plates
A counter-force nut is provided between portion, the counter-force nut can be synchronized with tensioning screw rod when jack pulls tensioning screw rod and be moved
It is dynamic, and for being threaded to close to the position of the second part that stretching rope is prevented to shrink；Pacify in the stretching end level
Loading board portion and fixing end be horizontally mounted in plate portion be respectively arranged with several through-holes for by fixing bolt by the tensioning end group
Seat and fixing end pedestal are fixed on station.
2. the pre-stressed carbon fiber tensioning equipment of high position tensioning as described in claim 1, it is characterised in that：The jack is
Centre-hole jack, the tensioning screw rod is bolted in tensioning nut after passing through the punching duct on the axis, described
Tensioning nut is used to withstand the jack when jack extends so as to which the tensioning screw rod be driven to move.
3. the pre-stressed carbon fiber tensioning equipment of high position tensioning as described in claim 1, it is characterised in that：In the stretching end
A direct through groove is offered on horizontal plate part, there are two screw, the nuts of the screw for setting in the stretching end anchor block lower face
In the direct through groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721579114.1U CN207597279U (en) | 2017-11-22 | 2017-11-22 | A kind of pre-stressed carbon fiber tensioning equipment of high position tensioning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721579114.1U CN207597279U (en) | 2017-11-22 | 2017-11-22 | A kind of pre-stressed carbon fiber tensioning equipment of high position tensioning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207597279U true CN207597279U (en) | 2018-07-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721579114.1U Active CN207597279U (en) | 2017-11-22 | 2017-11-22 | A kind of pre-stressed carbon fiber tensioning equipment of high position tensioning |
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| Country | Link |
|---|---|
| CN (1) | CN207597279U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109629462A (en) * | 2019-01-17 | 2019-04-16 | 上海悍马建筑科技有限公司 | Pre-stressed carbon fiber tension ground tackle |
| CN114908688A (en) * | 2022-06-24 | 2022-08-16 | 广州隧华智慧交通科技有限公司 | High-durability maintenance-free bridge pre-reinforcing structure and construction device thereof |
-
2017
- 2017-11-22 CN CN201721579114.1U patent/CN207597279U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109629462A (en) * | 2019-01-17 | 2019-04-16 | 上海悍马建筑科技有限公司 | Pre-stressed carbon fiber tension ground tackle |
| CN114908688A (en) * | 2022-06-24 | 2022-08-16 | 广州隧华智慧交通科技有限公司 | High-durability maintenance-free bridge pre-reinforcing structure and construction device thereof |
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