CN207700066U - A kind of tensioning rod structure - Google Patents
A kind of tensioning rod structure Download PDFInfo
- Publication number
- CN207700066U CN207700066U CN201721797620.8U CN201721797620U CN207700066U CN 207700066 U CN207700066 U CN 207700066U CN 201721797620 U CN201721797620 U CN 201721797620U CN 207700066 U CN207700066 U CN 207700066U
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- Prior art keywords
- tensioning
- anchor
- jack
- supported
- tension rod
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Abstract
The utility model discloses a kind of tensioning rod structures, for coordinating centre-hole jack to use, including jack group, supporting rack and position-limited rack, the position-limited rack is mounted in beam body to be supported, the jack group is equipped with replaceable tension rod, one end of support frame as described above is movably articulated on the output end of tension rod, and the other end is flexibly connected in such a way that moveable anchor passes through position-limited rack with beam body to be supported.This tension structure uses centre-hole jack, and the distance of tension rod can effectively be adjusted according to actual use situation, convenient and efficient；Using the mounting structure of supporting rack, stress when constructing can be adjusted according to actual conditions, secondly supporting rack uses hinged connection structure with tension rod, and non-directional support may be implemented；And be directly connected to by moveable anchor and beam to be supported, additionally moveable anchor is limited by position-limited rack, prevents the offset of moveable anchor during support.
Description
Technical field
The utility model is related to technical field of civil engineering more particularly to a kind of tensioning rod structures.
Background technology
In the pre-stress construction of science of bridge building, prestressed stretch-draw operation is substantially carried out by jack, and conventional
Method, be jack to be in direct contact anchorage, while prestressed stretch-draw is realized as stretching end with this.Before such method
It carries, is that execution conditions disclosure satisfy that tensioning requirement under anchor.It is limited however, working as and encountering anchor down space or because of other reasons, causes
When tensioning equipment can not be fixed normally or operating space is narrow, jack tension stroke limiting, personnel can not operate, then tensioning
It is so easy that operation, which just seems not, or even can not be constructed.
Utility model content
In order to overcome the above-mentioned deficiencies of the prior art, the utility model provides a kind of tensioning rod structure simple in structure,
The structure, which can effectively avoid, to be led to not carry out prestressed stretch-draw institute due to casting anchor limited space or tensioning equipment can not be fixed
The difficulty brought.
Technical solution is used by the utility model solves its technical problem：
A kind of tensioning rod structure, for coordinating centre-hole jack to use, including jack group, supporting rack and position-limited rack,
The position-limited rack is mounted in beam body to be supported, and the jack group is equipped with replaceable tension rod, one end of support frame as described above
It is movably articulated on the output end of tension rod, the other end connects in such a way that moveable anchor passes through position-limited rack with beam body activity to be supported
It connects.
As an improvement of the above technical solution, support frame as described above includes upper junction plate, lower connecting plate and the company of being connected to
Supporting rod between fishplate bar and lower connecting plate, the lower connecting plate are twisted equipped with ball, and the ball is twisted is sleeved on tensioning by sleeve
On bar, the input terminal of the upper junction plate and moveable anchor connects.
As an improvement of the above technical solution, the position-limited rack is equipped with limiting plate, and limit hole is offered on the limiting plate,
The output end of the moveable anchor is movable to be threaded through in limit hole.
As an improvement of the above technical solution, the both ends of the limiting plate are bolted in beam body to be supported.
As an improvement of the above technical solution, anchor plate, the anchor pad are equipped between the moveable anchor and beam body to be supported
Plate is sleeved on by anchorage on the output end of moveable anchor.
As an improvement of the above technical solution, several steel strand wires, one end of the steel strand wires are arranged in the moveable anchor
It is connect with supporting rack by tool clamping piece, the other end is connect by adjustable work clip sheet with anchorage, and is inserted into across anchorage
In beam body to be supported.
As an improvement of the above technical solution, the jack group includes interim tensioning counterforce device, centre-hole jack
With rear anchor circle, the tension rod installation end is inserted into centre-hole jack, and stretches out the rear end of centre-hole jack, after described
Tension rod can be locked on centre-hole jack by anchor circle, and the interim tensioning counterforce device is sleeved on tension rod far from rear anchor circle
One end on, and one end is connect by support tube with centre-hole jack, and the interim tensioning counterforce device other end is connected to
On fixture.
The beneficial effects of the utility model have：
This tension structure use centre-hole jack, can effectively according to actual use situation be adjusted tension rod away from
From convenient and efficient；Using the mounting structure of supporting rack, stress when constructing can be adjusted according to actual conditions, secondly supporting rack
Hinged connection structure is used with tension rod, non-directional support may be implemented；And directly connected by moveable anchor and beam to be supported
It connects, additionally moveable anchor is limited by position-limited rack, prevent the offset of moveable anchor during support.In the utility model
Middle tension rod, supporting rack and limiting plate are dismountable after the completion of tensioning, repeat and utilize, cost-effective, there is good popularization
Application value.
Description of the drawings
Below in conjunction with the accompanying drawings and specific embodiment the utility model is described in further detail, wherein：
Fig. 1 is the structural schematic diagram of the utility model embodiment.
Specific implementation mode
Referring to Fig. 1, a kind of tensioning rod structure of the utility model, for coordinating the use of centre-hole jack 13, including thousand
Jin top group 1, supporting rack 2 and position-limited rack 3, the position-limited rack 3 are mounted in beam body 4 to be supported, and the jack group 1 is equipped with can be more
One end of the tension rod 11 changed, support frame as described above 2 is movably articulated on the output end of tension rod 11, and the other end passes through moveable anchor 5
Mode across position-limited rack 3 is flexibly connected with beam body 4 to be supported.
Wherein, support frame as described above 2 include upper junction plate 21, lower connecting plate 22 and for connection upper junction plate 21 and under
Supporting rod 23 between connecting plate 22, the lower connecting plate 22 are equipped with ball and twist 24, can be effectively reduced and be flown directly using ball strand 24
Line caused lateral pressure when supporting, ensure that effective transmission of support force.The ball twists 24 and is sleeved on tensioning by sleeve 25
On bar 11, the upper junction plate 21 is connect with the input terminal of moveable anchor 5.
The position-limited rack 3 is equipped with limiting plate 31, and limit hole, the output of the moveable anchor 5 are offered on the limiting plate 31
Hold movable be threaded through in limit hole.The both ends of the limiting plate 31 are bolted in beam body 4 to be supported；Using in this way
Structure design, moveable anchor 5 can be effectively limited on point to be supported, while profit is fixed by bolts to beam body 4 to be supported, side
After the phase supported after an action of the bowels, limiting plate 31 is dismantled, realizes and reuses, it is very convenient.
In addition, being equipped with anchor plate 51 between the moveable anchor 5 and beam body to be supported 4, beam body 4 to be supported is equipped with steel strand wires
53, the anchor plate 51 is sleeved on by anchorage 52 on the output end of moveable anchor 5.It can effectively be provided using steel strand wires 53 non-straight
The support force of line, while the wilfulness of steel strand wires 53 and rigidity also being utilized to adapt to many non-directional supports.The steel strand wires 53
One end is connect by tool clamping piece 54 with supporting rack 2, and the other end is connect by adjustable work clip sheet 55 with anchorage 52, and is passed through
Anchorage 52 is inserted into beam body to be supported, and steel strand wires 53 are movable to pass through limit hole, designs adjustable work clip sheet 55 and facilitates behaviour
Make personnel during practice of construction, the length of steel strand wires 53 is adjusted according to actual conditions, it is very convenient, it is also convenient for the later stage
The extra steel strand wires of dismounting 53 work.
In the present embodiment, the jack group 1 includes interim tensioning counterforce device 12, centre-hole jack 13 and rear anchor
Circle 14,11 installation end of the tension rod is inserted into centre-hole jack 13, and stretches out the rear end of centre-hole jack 13, described
Tension rod 11 can be locked on centre-hole jack 13 by anchor circle 14 afterwards, and the interim tensioning counterforce device 12 is sleeved on tension rod
On 11 one end far from rear anchor circle 14, and one end is connect by support tube 15 with centre-hole jack 13, and the interim tensioning is anti-
12 other end of power apparatus is connected on fixture, and interim tensioning counterforce device 12 can effectively slow down support caused by Hard link
Hypodynamic problem.
The above, the only better embodiment of the utility model, but the utility model is not limited to above-mentioned reality
Example is applied, as long as it reaches the technique effect of the utility model with any same or similar means, should all belong to the utility model
Protection domain.
Claims (7)
1. a kind of tensioning rod structure, for coordinating centre-hole jack to use, it is characterised in that：Including jack group, supporting rack
And position-limited rack, the position-limited rack are mounted in beam body to be supported, the jack group is equipped with replaceable tension rod, the support
One end of frame is movably articulated on the output end of tension rod, the other end moveable anchor pass through position-limited rack by way of with beam to be supported
Body is flexibly connected.
2. a kind of tensioning rod structure according to claim 1, it is characterised in that：Support frame as described above include upper junction plate, under
Connecting plate and the supporting rod being connected between upper junction plate and lower connecting plate, the lower connecting plate are twisted equipped with ball, the ball
Strand is sleeved on by sleeve on tension rod, the input terminal connection of the upper junction plate and moveable anchor.
3. a kind of tensioning rod structure according to claim 1, it is characterised in that：The position-limited rack is equipped with limiting plate, described
Limit hole is offered on limiting plate, the output end of the moveable anchor is movable to be threaded through in limit hole.
4. a kind of tensioning rod structure according to claim 3, it is characterised in that：The both ends of the limiting plate are solid by bolt
It is scheduled in beam body to be supported.
5. a kind of tensioning rod structure according to claim 1, it is characterised in that：Between the moveable anchor and beam body to be supported
Equipped with anchor plate, the anchor plate is sleeved on by anchorage on the output end of moveable anchor.
6. a kind of tensioning rod structure according to claim 5, it is characterised in that：Several steel are equipped in the moveable anchor to twist
One end of line, the steel strand wires is connect by tool clamping piece with supporting rack, and the other end is connected by adjustable work clip sheet and anchorage
It connects, and is inserted into beam body to be supported across anchorage.
7. a kind of tensioning rod structure according to claim 1, it is characterised in that：The jack group includes that interim tensioning is anti-
Power apparatus, centre-hole jack and rear anchor circle, the tension rod installation end is inserted into centre-hole jack, and stretches out punching
Tension rod can be locked on centre-hole jack by the rear end of jack, the rear anchor circle, the interim tensioning counterforce device set
On the one end of tension rod far from rear anchor circle, and one end is connect by support tube with centre-hole jack, the interim tensioning
The other end of counterforce device is connected on fixture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721797620.8U CN207700066U (en) | 2017-12-18 | 2017-12-18 | A kind of tensioning rod structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721797620.8U CN207700066U (en) | 2017-12-18 | 2017-12-18 | A kind of tensioning rod structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207700066U true CN207700066U (en) | 2018-08-07 |
Family
ID=63027672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721797620.8U Active CN207700066U (en) | 2017-12-18 | 2017-12-18 | A kind of tensioning rod structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207700066U (en) |
-
2017
- 2017-12-18 CN CN201721797620.8U patent/CN207700066U/en active Active
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