CN209958230U - Auxiliary tool for stretching and drawing transverse prestress of bridge deck - Google Patents
Auxiliary tool for stretching and drawing transverse prestress of bridge deck Download PDFInfo
- Publication number
- CN209958230U CN209958230U CN201920713345.XU CN201920713345U CN209958230U CN 209958230 U CN209958230 U CN 209958230U CN 201920713345 U CN201920713345 U CN 201920713345U CN 209958230 U CN209958230 U CN 209958230U
- Authority
- CN
- China
- Prior art keywords
- jack
- bridge deck
- operating lever
- auxiliary tool
- tensioning
- 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.)
- Active
Links
Images
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model discloses an auxiliary tool for tensioning bridge deck transverse prestress, which comprises a jack and a vehicle body used for connecting and moving the jack, wherein the vehicle body comprises an operation lever and a vehicle frame, the angle-adjustable connection vehicle frame is arranged on the operation lever, a plurality of wheels are arranged at the lower end of the vehicle frame, the end of the operation lever is connected with the jack through a connection rope, the jack is also bolted with a traction rope for positioning the working position of the jack, by utilizing the auxiliary tool for tensioning bridge deck transverse prestress, constructors can realize the quick displacement of the jack through pushing a trolley, the jacks are not required to be carried by the constructors, the construction efficiency is improved, meanwhile, the constructors can perform prestress tensioning operation when standing on the bridge deck, the construction safety risk is greatly reduced, the tool has simple structure and convenient operation, and provides great convenience for the construction of bridge deck transverse prestress, the utility model discloses simple structure, practicality are strong, easy to use and popularization.
Description
Technical Field
The utility model relates to a construction equipment technical field specifically is an appurtenance for horizontal prestressing force of stretch-draw bridge floor.
Background
In recent years, bridge roads are increasingly constructed, a cross-sea bridge and an elevated expressway at a city are mainly constructed by adopting a segmental splicing construction process, and bridge floors are provided with transverse prestress at equal intervals. The tensioning positions are located at the end parts of the flange plates, the number of tensioning positions is large, how to quickly, safely and efficiently construct the flange plates is the key point of research of engineering technicians, a suspension cage which can be used for workers to operate is manufactured to be suspended on a bridge floor, and the workers perform transverse prestress tensioning operation in the suspension cage.
The hanging cage has the defects that the hanging cage is hung on a bridge floor, people belong to high-altitude operation when operating in the hanging cage, and particularly the hanging cage is positioned on the bridge floor higher than the ground or a sea-crossing bridge, so that the danger coefficient is larger when constructors operate, and a tool for assisting the installation and the disassembly of a jack is needed, so that the constructors can operate safely and efficiently when positioned on the bridge floor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an appurtenance for horizontal prestressing force of stretch-draw bridge floor to solve the problem that provides among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides an appurtenance for horizontal prestressing force of stretch-draw bridge floor, includes the jack and is used for connecting and removing the automobile body of jack, the automobile body includes operating lever and frame, but angle regulation's connection frame on the operating lever, a plurality of wheels are installed to the lower extreme of frame, operating lever's end is through connecting the rope and connecting the jack, the jack still bolted connection has carries out the haulage rope of fixing a position to its operating position.
As a further aspect of the present invention: the frame is a tripod structure, the apex angle of the tripod structure is connected with an operating lever, and the lower end of the bottom edge of the tripod structure is provided with a group of wheels.
As a further aspect of the present invention: and a locking assembly is arranged on the wheel.
As a further aspect of the present invention: the top angle of the tripod structure of the frame is connected with the operating lever through the hinged seat.
As a further aspect of the present invention: the connecting rope is a steel wire rope.
As a further aspect of the present invention: and a handle or a handle sleeve is fixedly arranged at the end head of the operating lever.
As a further aspect of the present invention: the operating lever is also provided with a hook for hanging the traction rope.
Compared with the prior art, the beneficial effects of the utility model are that: utilize this an appurtenance for horizontal prestressing force of stretch-draw bridge floor, constructor can realize the jack through promoting the dolly and shift fast, need not personnel and carry the jack, improves the efficiency of construction, meanwhile, constructor stands and can carry out the prestressing force operation of stretching on the bridge floor, greatly reduced construction safety risk, this instrument simple structure, convenient operation provide very big facility for the construction of the horizontal prestressing force of bridge floor, the utility model discloses simple structure, practicality are strong, easy to use and popularization.
Drawings
Fig. 1 is a schematic structural view of an auxiliary tool for tensioning the transverse prestress of a deck.
Wherein: the device comprises an operating lever 1, a frame 2, wheels 3, a connecting rope 4, a traction rope 5 and a jack 6.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1:
referring to fig. 1, in an embodiment of the present invention, an auxiliary tool for tensioning a horizontal prestress of a bridge deck includes a jack 6 and a vehicle body for connecting and moving the jack 6, the vehicle body includes an operating lever 1 and a vehicle frame 2, the operating lever 1 is connected to the vehicle frame 2 with an adjustable angle, a plurality of wheels 3 are mounted at a lower end of the vehicle frame 2, wherein an end of the operating lever 1 is connected to the jack 6 through a connecting rope 4, the jack 6 is further bolted with a traction rope 5 for positioning a working position thereof, during a specific work, the vehicle body and the jack 6 are placed on a working bridge deck, an end (a lifting end) of the operating lever 1 which is bolted to the jack 6 extends out of the bridge deck, and the other end (a pushing end) is located in a front plane, an operator lifts the pushing end of the operating lever 1 to lift the jack, the center line of the jack is basically aligned with the center line of a single prestress of a bridge deck to be tensioned, then a constructor pulls a traction rope tied on the jack, simultaneously moves the trolley inwards along the direction of the steel strand to enable the jack to slide at the free end of the steel strand and finally is positioned at the clamping piece of the anchorage device, the constructor plays a role of tensioning the prestress of the jack 6, after the prestress tensioning of the point is finished, the constructor slowly releases the traction rope and simultaneously moves the trolley outwards along the steel strand to enable the jack to be separated from the steel strand, the steel strand tensioning is performed according to the construction sequence, the constructor can realize the quick displacement of the jack by pushing the trolley by utilizing the auxiliary tool for tensioning the transverse prestress of the bridge deck, the constructor does not need to carry the jack, the construction efficiency is improved, meanwhile, the constructor can perform prestress tensioning operation when standing on the bridge deck, and the construction safety risk is greatly reduced, the tool is simple in structure and convenient to operate, and provides great convenience for the construction of the transverse prestress of the bridge deck.
Specifically, in order to guarantee that the support of frame 2 is stable and the removal of the automobile body of being convenient for, frame 2 is the tripod structure, and operating lever 1 is connected at the apex angle of tripod structure, and the base lower extreme of tripod structure is equipped with a set of wheel 3, and wheel 3 carries out the outrigger to frame 2 through the tripod structure supports operating lever 1, guarantees the stability of its support and the removal of being convenient for. And in order to realize the lever type angle adjustment of the operating lever 1, the top corner of the frame 2 is connected with the operating lever 1 through a hinged seat, so that the angle adjustment of the operating lever 1 during operation is realized.
Furthermore, in order to stabilize the whole auxiliary tool when the jack 6 is used for carrying out transverse prestress construction, a locking assembly is further arranged on the wheel 3, and the position of the frame 2 is locked when the jack 6 works through the locking assembly, so that the stability of the tool is guaranteed.
Further, in order to ensure that the jack 6 is stably connected to the end of the operating lever 1, the connecting rope 4 is a steel wire rope, so that the connecting strength of the jack 6 is ensured.
Further, in order to enable the operating lever 1 to be kept away from one end (a hand-push end) of the jack 6, the operating lever is convenient to hold and push, a handle or a handle sleeve is fixedly installed at the end of the operating lever 1, and the operating lever 1 and the whole trolley body can be conveniently controlled by an operator through the handle and the handle sleeve.
In addition, it should be particularly noted that the prestress tension is controlled by a mature equipment set consisting of an oil pump and a jack 6, and the control implementation mode is the application of the prior art. The jack 6 is a common penetrating jack used in bridge deck construction, and the penetrating jack is a double-acting jack for tensioning the prestressed ribs and jacking the anchorage by using double hydraulic cylinders. When the jack is tensioned, the jack is abutted against a working anchor, the working anchor is arranged at the front end of the piston, a working tool clamping piece is arranged, oil is fed into the oil inlet nozzle through the tensioning oil pump, the piston moves forwards under the pushing action of high-pressure oil, and the steel bundle is driven to move forwards under the action of the tool anchor, so that the tensioning of the steel bundle is realized. The auxiliary tool completes necessary operation preparation procedures for the feed-through jack through the movable support, the jack and the traction rope, and prestress tensioning is facilitated.
Example 2:
referring to fig. 1, an embodiment of the present invention, on the basis of embodiment 1, performs function upgrade on an auxiliary tool for tensioning a horizontal prestress of a bridge deck, specifically:
in order to facilitate the placement of the traction rope 5 when the jack 6 enters a working state and avoid the traction rope 5 from influencing the work of the bridge deck, the operating lever 1 is also provided with a hook for hanging the traction rope 5, so that the connecting rope 5 is hung on the operating lever 1 when the connecting rope 4 is not needed to be used, and the operation is convenient to use properly at any time.
The utility model discloses a theory of operation is: the auxiliary tool comprises a jack 6 and a vehicle body used for connecting and moving the jack 6, the vehicle body comprises an operation lever 1 and a vehicle frame 2, the operation lever 1 is connected with the vehicle frame 2 in an angle-adjustable mode, a plurality of wheels 3 are installed at the lower end of the vehicle frame 2, the end of the operation lever 1 is connected with the jack 6 through a connecting rope 4, the jack 6 is further bolted with a traction rope 5 for positioning the working position of the jack 6, the vehicle body and the jack 6 are placed on a working bridge floor during specific work, the end (hoisting end) of the operation lever 1 bolted with the jack 6 extends out of the bridge floor, the other end (hand-push end) is located in the front face, an operator lifts the hand-push end of the operation lever 1 to enable the hoisting end of the operation lever 1 to hoist the jack and enable the center line of the jack to be basically aligned with the center line of a single prestress to be tensioned, and then a constructor pulls the traction rope on the jack, meanwhile, the trolley is moved inwards along the direction of the steel strand to enable the jack to slide at the free end of the steel strand, the jack is finally positioned at the clamping piece of the anchorage device, a constructor plays a role of tensioning prestress of the jack 6, after the prestress tensioning of the point is finished, the constructor slowly releases the traction rope, and simultaneously, the trolley is moved outwards along the steel strand to enable the jack to be separated from the steel strand, the next bundle of steel strands is tensioned according to the construction sequence, the auxiliary tool for tensioning the transverse prestress of the bridge floor is utilized, the constructor can realize the quick displacement of the jack through pushing the trolley, the jack does not need to be carried by the constructor, the construction efficiency is improved, meanwhile, the constructor can perform prestress tensioning operation when standing on the bridge floor, the construction safety risk is greatly reduced, the tool is simple in structure and convenient to operate, and great convenience is provided for the construction of the.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "top", "bottom", "inner", "outer", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, in the description of the present invention, "a plurality" means two or more unless otherwise specified. A feature defined as "first," "second," etc. may explicitly or implicitly include one or more of the feature.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. The utility model provides an appurtenance for horizontal prestressing force of stretch-draw bridge floor, its characterized in that, include jack (6) and be used for connecting and remove the automobile body of jack (6), the automobile body includes operating lever (1) and frame (2), but angle regulation's connection frame (2) are gone up in operating lever (1), a plurality of wheels (3) are installed to the lower extreme of frame (2), jack (6) are connected through connecting rope (4) in the end of operating lever (1), jack (6) still bolt joint have carry out haulage rope (5) of location to its operating position.
2. An auxiliary tool for tensioning the transverse prestress of a bridge deck according to claim 1, characterized in that the frame (2) is of a tripod structure, the top corner of the tripod structure is connected with an operating lever (1), and the lower end of the bottom edge of the tripod structure is provided with a set of wheels (3).
3. An auxiliary tool for tensioning bridge deck transverse prestress according to claim 2, characterized in that said wheels (3) are provided with locking assemblies.
4. An auxiliary tool for tensioning bridge deck transverse prestress according to claim 2, characterized in that the tripod structure top angle of said frame (2) is connected to the operating lever (1) by means of a hinged seat.
5. An auxiliary tool for tensioning bridge deck transverse prestress according to claim 1, characterized in that said connecting rope (4) is a steel rope.
6. An auxiliary tool for tensioning bridge deck transverse prestress according to claim 1, characterized in that a handle or a handle sleeve is fixedly mounted at the end of said operating lever (1).
7. An auxiliary tool for tensioning bridge deck transverse prestress according to claim 1, characterized in that said operating lever (1) is further provided with a hook for hanging a traction rope (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920713345.XU CN209958230U (en) | 2019-05-17 | 2019-05-17 | Auxiliary tool for stretching and drawing transverse prestress of bridge deck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920713345.XU CN209958230U (en) | 2019-05-17 | 2019-05-17 | Auxiliary tool for stretching and drawing transverse prestress of bridge deck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209958230U true CN209958230U (en) | 2020-01-17 |
Family
ID=69245801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920713345.XU Active CN209958230U (en) | 2019-05-17 | 2019-05-17 | Auxiliary tool for stretching and drawing transverse prestress of bridge deck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209958230U (en) |
-
2019
- 2019-05-17 CN CN201920713345.XU patent/CN209958230U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102251483B (en) | Construction method for hoisting concrete-filled steel tube lattice bridge pier through self-lifting attached crane | |
| CN201635020U (en) | Bridge floor dismantling crane for large and medium concrete bridges | |
| CN108002244B (en) | Hoisting system and method for high pier column steel bar formwork | |
| CN216072749U (en) | Indoor track beam push type installation construction device | |
| US10662046B1 (en) | Boom-mountable material handler | |
| CN115305835A (en) | Construction method for erecting double-section whole-section steel truss girder by using girder erection crane | |
| CN209958230U (en) | Auxiliary tool for stretching and drawing transverse prestress of bridge deck | |
| CN106522541B (en) | A kind of template suspension centre spandrel girder of steel platform and the hanging method of template system | |
| CN210713752U (en) | High-altitude operation construction hanging basket capable of moving in three-dimensional space | |
| CN210262742U (en) | Large cantilever bent cap template demolishs device | |
| CN111335172A (en) | Movable pier column cross beam prestress tensioning hanging frame construction platform and construction method | |
| CN2755282Y (en) | Apparatus for restoring machines from comprehensive coal face | |
| CN115613478A (en) | Continuous beam cantilever casting method | |
| CN209816682U (en) | Bridge steel box girder aerial working operation platform | |
| CN113955632A (en) | Upright column hoisting tool and working method | |
| CN209778101U (en) | Lifting crane | |
| CN103375029A (en) | Prestressed dome hoisting cantilever crane | |
| JP2010150039A (en) | Crane girder replacing method and crane girder replacing device | |
| CN111877727B (en) | Construction movable operation platform and operation method | |
| CN215479156U (en) | Six-point hoisting device for pile plate roadbed panel | |
| CN216305423U (en) | Lifting and moving device for mounting and dismounting crossbeam of single-span protective shed frame | |
| JP2003035098A (en) | Working device for tunnel | |
| CN219137421U (en) | Railway bridge engineering steel beam installation construction equipment | |
| CN114753268B (en) | Running gear of hanging basket and running method | |
| CN217420487U (en) | Movable full-hall support |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |