CN206052563U - Arch bridge suspender tensioning equipment - Google Patents
Arch bridge suspender tensioning equipment Download PDFInfo
- Publication number
- CN206052563U CN206052563U CN201621009787.9U CN201621009787U CN206052563U CN 206052563 U CN206052563 U CN 206052563U CN 201621009787 U CN201621009787 U CN 201621009787U CN 206052563 U CN206052563 U CN 206052563U
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- CN
- China
- Prior art keywords
- support
- jack
- arch bridge
- suspension rod
- pull bar
- Prior art date
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Abstract
The utility model discloses a kind of arch bridge suspender tensioning equipment, including support, jack and position-limit mechanism, support casing is on suspension rod and its bottom is withstood on suspension rod base, jack is placed between position-limit mechanism and support is used for tensioning suspension rod, and support, jack and position-limit mechanism are arranged at arch bridge and cast anchor above case.This utility model tensioning space is big, and the height of jack is not required, the carton deformed that casts anchor is not resulted in, simple to operate, and tensioning progress is fast, improves efficiency of construction；Support is detachable and intensity is high, is unlikely to deform.
Description
Technical field
This utility model is related to arch bridges construction field.
Background technology
Not destroy highway, affect the safety of local road and use function, the bridge of high-speed railway is being inclined cross roomy public affairs
The positions such as road typically arrange CFST X-type arch, CFST X-type arch by the bridge piers of left and right two, beam body, skewback, arch rib, word support, K supports, suspension rod, under
Anchor case is constituted, and tensioning will be carried out after the completion of hanger erection, and traditional method for stretching is：Suspension rod bottom is through the case that casts anchor, suspension rod bottom
Portion install a steel pad pier, in steel pad pier and the jack that install between case that casts anchor, by the multiple jacking of jack, make suspension rod to
Lower movement, until pulling force reaches design load, tightens suspension rod, completes tensioning per clamp nut of jacking once.This stretching method is grasped
Make that space is little, it is strict to the requirement for height of jack, box structure deformation of casting anchor is easily caused, and tensioning progress is slow.
Utility model content
The technical problems to be solved in the utility model is for above-mentioned the deficiencies in the prior art, there is provided a kind of arch bridge suspender
Drawing device, tensioning space are big, and the height of jack is not required, the carton deformed that casts anchor is not resulted in, simple to operate, tensioning progress
Hurry up, improve efficiency of construction.
To solve above-mentioned technical problem, technical solution adopted in the utility model is：
Arch bridge suspender tensioning equipment, including support, jack and position-limit mechanism, support casing is on suspension rod and its bottom withstands on
On suspension rod base, jack is placed between position-limit mechanism and support is used for tensioning suspension rod.
Support, jack and the position-limit mechanism being embedded with the beam body of arch bridge in the case that casts anchor, this device is arranged at casting anchor
Above case.
Preferably, also including the case that casts anchor, the position-limit mechanism includes at least 2 pull bars；Pull bar passes through support and the case that casts anchor,
The both ends of pull bar are provided with upper limit structure and lower limit bit architecture.
Preferably, the upper limit structure is the first nut, and lower limit bit architecture is the second nut, is connected with pull rod screw
Connect；The jack is centre-hole jack, and which is sleeved on the pull bar between the first nut and support；The two of the case that casts anchor
Side is provided with ear mount, and the bottom of the pull bar passes through the ear mount of the case that casts anchor and by the second nut clamping.
Preferably, the support is reassembling type structure.
Preferably, the support includes upper plate, lower plate and body, and body passes through upper plate and lower plate and fixes, and body is used for
It is enclosed within suspension rod, upper plate is additionally provided with the hole through pull bar, between upper plate and lower plate, is additionally provided with gusset.
Preferably, the support is split up into 2 identical half supports, 2 half supports pair along the diametric(al) of body
The face of conjunction is provided with the gusset in strap bolt hole, for 2 half supports of bolt connection.
Preferably, the support is steel construction.
Using the beneficial effect produced by above-mentioned technical proposal it is：This utility model is located in the above by jack, tensioning
Space is big, and the height of jack is not required, the carton deformed that casts anchor is not resulted in, simple to operate, and tensioning progress is fast, improves construction
Efficiency；Support is detachable and intensity is high, is unlikely to deform.
Description of the drawings
Fig. 1 is the structural representation of this utility model one embodiment；
Fig. 2 is the structural representation of Fig. 1 medium-height trestles；
Fig. 3 is the front view of case of casting anchor in Fig. 1；
Fig. 4 is the side view of Fig. 3；
Fig. 5 is the top view of Fig. 3.
In figure：1st, suspension rod；2nd, support；3rd, cast anchor case；4th, jack；5th, pull bar；6th, suspension rod base；7th, base nut；8、
First nut；9th, the second nut；2-1, upper plate；2-2, lower plate；2-3, body；2-4, gusset.
Specific embodiment
With reference to the accompanying drawings and detailed description this utility model is described in further detail.
As shown in figure 1, for one embodiment of this utility model arch bridge suspender tensioning equipment, including support 2, jack 4
And position-limit mechanism, support 2 is enclosed within suspension rod 1 and its bottom is withstood on suspension rod base 6, and jack 4 is placed on position-limit mechanism and support 2
Between be used for tensioning suspension rod.The case 3 that casts anchor is embedded with the beam body of arch bridge, the support 2, jack 4 and limit in the embodiment of the present invention
Position mechanism is arranged at casting anchor above case 3.
The bottom of suspension rod 1 is provided with suspension rod base 6, the diameter with diameter greater than 1 body of rod of suspension rod of suspension rod base 6.Suspension rod base 6
Through the base plate of the case 3 that casts anchor, base nut 7 is screwed on suspension rod base 6 and is stuck in below the base plate of the case 3 that casts anchor.Support 2 is enclosed within and hangs
On bar 1, and 2 bottom of support is withstood on suspension rod base 6.On support 2, position-limit mechanism is stuck in above jack 4 jack 4
Top for making jack 4 is maintained at fixed position.Position-limit mechanism can be the various structures such as baffle plate, gear platform.
In 4 jacking of jack, support 2 is moved down, and promotes suspension rod 1 to move down by 2 bottom of support, once tight per jacking
Gu base nut 7 is once, until pulling force reaches design load, base nut 7 is tightened, tensioning is completed.
Jack is located at top by this utility model embodiment, and tensioning space is big, the height of jack is not required, no
The carton deformed that casts anchor can be caused, simple to operate, tensioning progress is fast, improves efficiency of construction.
As a kind of embodiment, also including the case 3 that casts anchor, position-limit mechanism includes at least 2 pull bars 5；Pull bar 5 is passed through and is propped up
Frame 2 and the case 3 that casts anchor, the both ends of pull bar are provided with upper limit structure and lower limit bit architecture.
Preferably, upper limit structure is the first nut 8, and lower limit bit architecture is the second nut 9, is threadedly coupled with pull bar 5；
Jack 4 is centre-hole jack, and which is sleeved on the pull bar 5 between the first nut 8 and support 2；The cast anchor both sides of case 3 are provided with
Ear mount, the bottom of pull bar 5 pass through the ear mount of the case 3 that casts anchor and by 9 clamping of the second nut.Cast anchor case 3 structure referring to Fig. 3 extremely
5。
Jack 4, pull bar 5, the first nut 8 and the second nut 9 are equipped with two, are symmetrically arranged at the two of suspension rod 1
Side.This scenario-frame is simple, is easy to construction.
Used as a kind of embodiment, support 2 is reassembling type structure.
Preferably, referring to Fig. 2, support 2 includes upper plate 2-1, lower plate 2-2 and body 2-3, body 2-3 through upper plate 2-1 and
Lower plate 2-2 is simultaneously fixed, and body 2-3 is used to be enclosed within suspension rod 1, and upper plate 2-1 is additionally provided with the hole through pull bar 5, upper plate 2-1 and lower plate
Gusset 2-4 is additionally provided between 2-2.
Preferably, the support 2 is split up into 2 identical half supports along the diametric(al) of body 2-3,2 half
The face of frame pairing is provided with the gusset 2-4 in strap bolt hole, for 2 half supports of bolt connection.
Preferably, the support 2 is steel construction.
In the present embodiment, support is detachable and intensity is high, is unlikely to deform, low cost.
Specific case used herein is set forth to principle of the present utility model and embodiment, above example
Explanation be only intended to help and understand method of the present utility model and its core concept.It should be pointed out that for the art
For those of ordinary skill, on the premise of without departing from this utility model principle, some changing can also be carried out to this utility model
Enter and modify, these improve and modification is also fallen in this utility model scope of the claims.
Claims (7)
1. arch bridge suspender tensioning equipment, it is characterised in that：Including support（2）, jack（4）And position-limit mechanism, support（2）It is enclosed within
Suspension rod（1）Go up and its bottom withstands on suspension rod base（6）On, jack（4）It is placed on position-limit mechanism and support（2）Between be used for tensioning
Suspension rod.
2. arch bridge suspender tensioning equipment according to claim 1, it is characterised in that also including the case that casts anchor（3）, it is described spacing
Mechanism includes at least 2 pull bars（5）；Pull bar（5）Through support（2）With the case that casts anchor（3）, the both ends of pull bar are provided with upper limit knot
Structure and lower limit bit architecture.
3. arch bridge suspender tensioning equipment according to claim 2, it is characterised in that the upper limit structure is the first nut
（8）, lower limit bit architecture is the second nut（9）, and pull bar（5）Threaded connection；The jack（4）For centre-hole jack,
Which is sleeved on the first nut（8）And support（2）Between pull bar（5）On；The case that casts anchor（3）Both sides be provided with ear mount, it is described
Pull bar（5）Bottom pass through the case that casts anchor（3）Ear mount and by the second nut（9）Clamping.
4. the arch bridge suspender tensioning equipment according to claim 1,2 or 3, it is characterised in that the support（2）For reassembling type
Structure.
5. arch bridge suspender tensioning equipment according to claim 4, it is characterised in that the support（2）Including upper plate（2-1）、
Lower plate（2-2）And body（2-3）, body（2-3）Through upper plate（2-1）And lower plate（2-2）And fixed, body（2-3）For covering
In suspension rod（1）On, upper plate（2-1）It is additionally provided with through pull bar（5）Hole, upper plate（2-1）And lower plate（2-2）Between be additionally provided with gusset
（2-4）.
6. arch bridge suspender tensioning equipment according to claim 5, it is characterised in that the support（2）Along body（2-3）'s
Diametric(al) is split up into 2 identical half supports, and the face of 2 half support pairings is provided with the gusset in strap bolt hole（2-4）,
For 2 half supports of bolt connection.
7. arch bridge suspender tensioning equipment according to claim 1, it is characterised in that the support（2）For steel construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621009787.9U CN206052563U (en) | 2016-08-31 | 2016-08-31 | Arch bridge suspender tensioning equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621009787.9U CN206052563U (en) | 2016-08-31 | 2016-08-31 | Arch bridge suspender tensioning equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206052563U true CN206052563U (en) | 2017-03-29 |
Family
ID=58373477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621009787.9U Active CN206052563U (en) | 2016-08-31 | 2016-08-31 | Arch bridge suspender tensioning equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206052563U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106120571A (en) * | 2016-08-31 | 2016-11-16 | 中铁十七局集团第三工程有限公司 | Arch bridge suspender tensioning equipment |
| CN109520839A (en) * | 2018-12-25 | 2019-03-26 | 西南交通大学 | A kind of shield tunnel screwed joint tensile property multifunction test device |
| CN110593076A (en) * | 2019-09-29 | 2019-12-20 | 广西路桥工程集团有限公司 | Steel pipe concrete tied arch bridge hunch seat horizontal displacement monitoring and control system |
| CN111206505A (en) * | 2019-12-18 | 2020-05-29 | 中铁四局集团有限公司 | Suspension rod installation and tensioning construction scheme of highway and railway dual-purpose bridge |
| CN113202015A (en) * | 2021-05-12 | 2021-08-03 | 郭亮 | Arch bridge suspender and arch bridge suspender tensioning device |
-
2016
- 2016-08-31 CN CN201621009787.9U patent/CN206052563U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106120571A (en) * | 2016-08-31 | 2016-11-16 | 中铁十七局集团第三工程有限公司 | Arch bridge suspender tensioning equipment |
| CN109520839A (en) * | 2018-12-25 | 2019-03-26 | 西南交通大学 | A kind of shield tunnel screwed joint tensile property multifunction test device |
| CN109520839B (en) * | 2018-12-25 | 2023-12-15 | 西南交通大学 | Multifunctional test method for tensile property of shield tunnel bolt joint |
| CN110593076A (en) * | 2019-09-29 | 2019-12-20 | 广西路桥工程集团有限公司 | Steel pipe concrete tied arch bridge hunch seat horizontal displacement monitoring and control system |
| CN110593076B (en) * | 2019-09-29 | 2021-05-28 | 广西路桥工程集团有限公司 | Steel pipe concrete tied arch bridge hunch seat horizontal displacement monitoring and control system |
| CN111206505A (en) * | 2019-12-18 | 2020-05-29 | 中铁四局集团有限公司 | Suspension rod installation and tensioning construction scheme of highway and railway dual-purpose bridge |
| CN113202015A (en) * | 2021-05-12 | 2021-08-03 | 郭亮 | Arch bridge suspender and arch bridge suspender tensioning device |
| CN113202015B (en) * | 2021-05-12 | 2024-01-05 | 丽水市丽通工程监理有限公司 | Arch bridge suspender and arch bridge suspender tensioning device |
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