CN108252219A - Bridge hogging moment tensioning vehicle - Google Patents
Bridge hogging moment tensioning vehicle Download PDFInfo
- Publication number
- CN108252219A CN108252219A CN201711487170.7A CN201711487170A CN108252219A CN 108252219 A CN108252219 A CN 108252219A CN 201711487170 A CN201711487170 A CN 201711487170A CN 108252219 A CN108252219 A CN 108252219A
- Authority
- CN
- China
- Prior art keywords
- pedestal
- inner cylinder
- hogging moment
- outer barrel
- support
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses bridge hogging moment tensioning vehicles, including pedestal, pedestal is equipped with lifting support, lifting gear and intelligent tensioning equipment, lifting support includes the inner support and support arm that set gradually from the inside to the outside, lifting gear includes the inner cylinder and outer barrel that are vertically arranged, outer barrel is fixed on inner support, inner cylinder wears and is movably arranged in outer barrel, electric block is connected at the top of inner cylinder, electric block is fixed on the top of support arm, intelligent tensioning equipment is set on the base, inner cylinder is controlled to move up and down by electric block, intelligent tensioning equipment jack is driven to move up and down.The present invention, intelligent tensioning equipment is driven to move up and down by lifting gear, and intelligent tensioning equipment is placed at the most suitable operating position in bridge side, pedestal is moved by universal wheel on bridge floor, in the course of work, without manually moving, adjusting the position of intelligent tensioning equipment, the set-up time of intelligent tensioning equipment is saved, improves construction precision and working efficiency.
Description
Technical field
The present invention relates to bridge tensioning equipments, and in particular to bridge hogging moment tensioning vehicle.
Background technology
In bridge construction, hogging moment stretching process needs worker that oil overhold is installed to the side of bridge manually, installs
Process risk is larger and installation accuracy is not high, is susceptible to the problems such as doing over again.With the raising of construction requirement, current bridge is born
Moment of flexure tensioning is more and more using big top (such as 150t) both-end stretching construction, is readily able to the safety occurred greatly and efficiency is low
Construction Difficulties have been guided on bridge.
Therefore, there are the problem of safety difference and low efficiency in existing hogging moment tensioning.
Invention content
The technical problems to be solved by the invention are that safety difference present in existing hogging moment tensioning and efficiency are low
Problem.
In order to solve the above-mentioned technical problem, the technical solution adopted in the present invention is to provide bridge hogging moment tensioning vehicle, packet
Pedestal is included, the pedestal is equipped with：
Lifting support, including the inner support and support arm set gradually from the inside to the outside；
Lifting gear, including the inner cylinder and outer barrel being vertically arranged, the outer barrel is fixed on the inner support, the inner cylinder
It wears and is movably arranged in the outer barrel, electric block is connected at the top of the inner cylinder, the electric block is fixed on institute
State the top of support arm；
Intelligent tensioning equipment is arranged on the pedestal, and the inner cylinder drives the intelligent tensioning to set by moving up and down
It is standby to move up and down.
In said program, the inner support includes several montants being vertically arranged, further include it is several be obliquely installed the
One brace, the upper/lower terminal of the montant are fixed respectively by connecting rod and the upper/lower terminal of the outer barrel, and described first tiltedly
The both ends of bar are fixed respectively with the inner support and the pedestal.
In said program, the support arm includes top plate and several the second braces being obliquely installed, the top plate setting
In the top of the pedestal, the both ends of second brace are fixed respectively with the pedestal and the top plate.
In said program, the pedestal is equipped with the circular hole concentric with the outer barrel, and the diameter of the circular hole is more than
The outer diameter of the inner cylinder, the lower section of the circular hole are equipped in the block component of inner cylinder described in vertical direction block.
In said program, the block component includes vertical tube, and the vertical tube is arranged on the bottom of the pedestal, and with institute
The concentric setting of inner cylinder is stated, the outer diameter of the vertical tube is less than the internal diameter of the inner cylinder.
In said program, the connecting rod is the quarter bend with U-lag.
In said program, the bottom of the pedestal is equipped with several universal wheels.
The present invention drives intelligent tensioning equipment to move up and down, and intelligent tensioning equipment is placed in bridge by lifting gear
At the most suitable operating position in side, pedestal is moved by universal wheel on bridge floor, in the course of work, without manually moving, adjusting
The position of intelligent tensioning equipment saves the set-up time of intelligent tensioning equipment, improves construction precision and working efficiency.
Description of the drawings
Fig. 1 is the side view of the present invention；
Fig. 2 is the vertical view of the present invention.
Specific embodiment
The present invention is described in detail with reference to the accompanying drawings of the specification.
As shown in Figure 1 and Figure 2, the present invention provides bridge hogging moment tensioning vehicles, and including pedestal 10, pedestal 10, which is equipped with, to be risen
Descending branch frame, lifting gear and intelligent tensioning equipment, lifting gear are arranged on lifting support, and lifting gear is used to drive intelligence
Equipment is drawn to move up and down, intelligent tensioning equipment is placed at the tensioning position of bridge side, carries out tensioning work, intelligent tensioning equipment
Including hydraulic power unit 11 and hydraulic jack 12, hydraulic jack 12 is built in the prestress wire of bridge for tensioning.Bottom
The bottom of seat 10 is equipped with several universal wheels 13, in the course of work, without manually moving, adjusting the position of intelligent tensioning equipment,
The set-up time of intelligent tensioning equipment is saved, is improved work efficiency.
Lifting support includes the inner support and support arm that set gradually from the inside to the outside.Lifting gear includes being vertically arranged interior
Cylinder 30 and outer barrel 31, outer barrel 31 are fixed on inner support, and inner cylinder 30 wears and is movably arranged in outer barrel 31, the top of inner cylinder 30
Electric block 32 is connected with, electric block 32 is fixed on the top of support arm.Intelligent tensioning equipment is arranged on pedestal 10, inner cylinder
30, by moving up and down, drive intelligent tensioning equipment to move up and down, intelligent tensioning equipment are made to reach most right position and is put, improves intelligence
The installation accuracy of tensioning equipment, it is convenient and efficient.
Inner support includes several montants 20 being vertically arranged, and further includes several the first braces 21 being obliquely installed.Montant 20
Upper/lower terminal fixed respectively by connecting rod 22 and the upper/lower terminal of outer barrel 31, the both ends of the first brace 21 respectively with interior branch
Frame and pedestal 10 are fixed.Connecting rod 22 is the quarter bend with U-lag, and light weight increases stability.Support arm includes top plate 23
With several the second braces 24 being obliquely installed, top plate 23 is arranged on the top of pedestal 10, the both ends of the second brace 24 respectively with bottom
Seat 10 and top plate 23 are fixed, and play the role of support to top plate 23.
Pedestal 10 is equipped with the circular hole of perforation, which is arranged concentrically with outer barrel 31, and the diameter of circular hole is more than inner cylinder 30
Outer diameter, the lower section of circular hole is equipped in the block component of vertical direction block inner cylinder 30, to play 30 position of limitation inner cylinder
Effect.Block component includes vertical tube 40, and vertical tube 40 is arranged on the bottom of pedestal 10 by cross bar 41, and cross bar 41 is fixed with pedestal 10
Connection, vertical tube 40 and 30 concentric setting of inner cylinder, the outer diameter of vertical tube 40 are less than the internal diameter of inner cylinder 30.With the whereabouts of inner cylinder 30, erect
Pipe 40 penetrates inner cylinder 30, and is contacted with cross bar 41, plays the role of block with this.
Cross bar is respectively equipped with locating part and fixing piece on 41 upper and lower two sides.Locating part includes two gag lever posts 42, is used for
The outer wall of block inner cylinder 30, after inner cylinder 30 is contacted with cross bar 41, inner cylinder 30 is located at the region of face between two gag lever posts 42
It is interior, and do not contacted with gag lever post 42.Fixing piece includes two fixed links 43, and fixed link 43 is solid with cross bar 41 and vertical tube 40 simultaneously
It is fixed.
The edge of pedestal 10 is welded with stiffener 50, plays assistant reinforcement.
The present invention drives intelligent tensioning equipment to move up and down, and intelligent tensioning equipment is placed in bridge by lifting gear
At the most suitable operating position in side, pedestal 10 is moved by universal wheel 13 on bridge floor, in the course of work, without manually moving,
The position of intelligent tensioning equipment is adjusted, the set-up time of intelligent tensioning equipment is saved, improves construction precision and working efficiency.
The present invention is not limited to above-mentioned preferred forms, and anyone should learn that the knots obtained under the enlightenment of the present invention
Structure changes, and the technical schemes that are same or similar to the present invention are each fallen within protection scope of the present invention.
Claims (7)
1. bridge hogging moment tensioning vehicle, including pedestal, which is characterized in that the pedestal is equipped with：
Lifting support, including the inner support and support arm set gradually from the inside to the outside；
Lifting gear, including the inner cylinder and outer barrel being vertically arranged, the outer barrel is fixed on the inner support, and the inner cylinder is worn
And be movably arranged in the outer barrel, electric block is connected at the top of the inner cylinder, the electric block is fixed on described outer
The top of stent；
Intelligent tensioning equipment is arranged on the pedestal, and the inner cylinder is driven by moving up and down in the intelligent tensioning equipment
Lower movement.
2. bridge hogging moment tensioning vehicle according to claim 1, which is characterized in that the inner support is set vertically including several
The montant put, further includes several the first braces being obliquely installed, the upper/lower terminal of the montant respectively by connecting rod with it is described
The upper/lower terminal of outer barrel is fixed, and the both ends of first brace are fixed respectively with the inner support and the pedestal.
3. bridge hogging moment tensioning vehicle according to claim 1, which is characterized in that the support arm includes top plate and several
The second brace being obliquely installed, the top plate are arranged on the top of the pedestal, the both ends of second brace respectively with it is described
Pedestal and the top plate are fixed.
4. bridge hogging moment tensioning vehicle according to claim 1, which is characterized in that the pedestal is equipped with and the outer barrel
Concentric circular hole, and the diameter of the circular hole is more than the outer diameter of the inner cylinder, the lower section of the circular hole is equipped in vertical side
To the block component of inner cylinder described in block.
5. bridge hogging moment tensioning vehicle according to claim 4, which is characterized in that the block component includes vertical tube, institute
State the bottom that vertical tube is arranged on the pedestal, and with the concentric setting of the inner cylinder, the outer diameter of the vertical tube is less than the inner cylinder
Internal diameter.
6. bridge hogging moment tensioning vehicle according to claim 2, which is characterized in that the connecting rod is with U-lag
Quarter bend.
7. bridge hogging moment tensioning vehicle according to claim 1, which is characterized in that the bottom of the pedestal is equipped with several
Universal wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711487170.7A CN108252219A (en) | 2017-12-29 | 2017-12-29 | Bridge hogging moment tensioning vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711487170.7A CN108252219A (en) | 2017-12-29 | 2017-12-29 | Bridge hogging moment tensioning vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108252219A true CN108252219A (en) | 2018-07-06 |
Family
ID=62725291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711487170.7A Pending CN108252219A (en) | 2017-12-29 | 2017-12-29 | Bridge hogging moment tensioning vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108252219A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113605237A (en) * | 2021-07-06 | 2021-11-05 | 中建二局土木工程集团有限公司 | Box girder hogging moment prestressing force stretch-draw protector |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08302620A (en) * | 1995-05-08 | 1996-11-19 | Mitsui Eng & Shipbuild Co Ltd | Leading edge supporting device of launching machine |
| CN202227705U (en) * | 2011-08-11 | 2012-05-23 | 中国十九冶集团有限公司 | Tensioning device |
| CN204139064U (en) * | 2014-03-17 | 2015-02-04 | 中交四公局第三工程有限公司 | Bridge floor hogging moment whole bundle intelligent tensioning car |
| CN105113389A (en) * | 2015-09-18 | 2015-12-02 | 河海大学 | Assembled type bridge pier column member with steel-concrete composite structure |
| CN105839544A (en) * | 2016-05-10 | 2016-08-10 | 云南建工集团有限公司 | Hogging moment stretching-drawing trolley capable of working aloft in narrow space |
-
2017
- 2017-12-29 CN CN201711487170.7A patent/CN108252219A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08302620A (en) * | 1995-05-08 | 1996-11-19 | Mitsui Eng & Shipbuild Co Ltd | Leading edge supporting device of launching machine |
| CN202227705U (en) * | 2011-08-11 | 2012-05-23 | 中国十九冶集团有限公司 | Tensioning device |
| CN204139064U (en) * | 2014-03-17 | 2015-02-04 | 中交四公局第三工程有限公司 | Bridge floor hogging moment whole bundle intelligent tensioning car |
| CN105113389A (en) * | 2015-09-18 | 2015-12-02 | 河海大学 | Assembled type bridge pier column member with steel-concrete composite structure |
| CN105839544A (en) * | 2016-05-10 | 2016-08-10 | 云南建工集团有限公司 | Hogging moment stretching-drawing trolley capable of working aloft in narrow space |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113605237A (en) * | 2021-07-06 | 2021-11-05 | 中建二局土木工程集团有限公司 | Box girder hogging moment prestressing force stretch-draw protector |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180706 |