CN214418101U - Butt joint tool for mounting pressure steel pipe of hydropower station - Google Patents
Butt joint tool for mounting pressure steel pipe of hydropower station Download PDFInfo
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- CN214418101U CN214418101U CN202120180109.3U CN202120180109U CN214418101U CN 214418101 U CN214418101 U CN 214418101U CN 202120180109 U CN202120180109 U CN 202120180109U CN 214418101 U CN214418101 U CN 214418101U
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- butt joint
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- pressure steel
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Abstract
The butt joint tool for mounting the pressure steel pipes of the hydropower station comprises a butt joint tool, the butt joint tool comprises a framework plate, a top plate and a bottom plate are arranged on the framework plate, butt joint clamping plates matched with each other are symmetrically arranged at two ends of the framework plate, fixing bolts matched with the butt joint clamping plates are arranged on the butt joint clamping plates, and a plurality of anti-skidding grooves are formed in the bottom plate. By adopting the structure, the tool clamp is simple and reasonable in structure, convenient to manufacture, small in occupied space and capable of being matched with and adjusting the size and the coaxiality of the butt joint staggered platform of the pressure steel pipe rapidly; the device has enough assembly and operation space, convenient and fast assembly and disassembly, reusability, low cost and high benefit; effectively reduce the damage to the steel pipe parent metal, the fastening is strong, and the controllability is good, flexible operation.
Description
Technical Field
The utility model relates to a technical field is adjusted in the pressure steel pipe butt joint, especially is used for the butt joint frock of power station pressure steel pipe installation.
Background
The length of a pressure steel pipe joint of a hydropower station in a white crane beach is designed to be 2.4-3 m/joint, the inner diameter of the pressure steel pipe is 10.2-8.6 m, the wall thickness is 24-68 mm, the pipe joint comprises steel pipe butt joint during installation, the problem of strict control of dislocation size deviation control exists in the butt joint process, each pipe joint comprises 2-3 layers of stiffening rings, each layer of stiffening ring comprises 12 blocks, each block comprises 2 slurry penetrating holes, the distance between each stiffening ring and the pipe orifice edge of the pipe joint is 1.2m and 1.5m, and the traditional construction device for adjusting dislocation and coaxiality of pipe joint butt joint utilizes a simple seven-shaped steel plate, one side of the steel plate is welded on the pipe wall, and a jack is placed on the other side of the steel plate to adjust the butt joint of the pipe wall by means of force. The method needs to weld the seven-piece steel plate on the pipe wall and then cut, polish and prevent corrosion, is time-consuming in use and inconvenient to disassemble and assemble, greatly reduces the production efficiency, cannot meet the requirement of production progress, and avoids welding tools on the base metal in high-strength steel as much as possible.
In the existing steel pipe butt joint technology, a plurality of medium-sized and small-sized diameter pipe bodies are butt jointed, but a good method is not provided for butt joint of medium-sized and large-sized steel pipes, particularly large pressure steel pipes with the diameter of about ten meters used for hydropower station construction, and particularly under the condition of narrow construction space.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a docking tool for mounting a pressure steel pipe in a hydropower station, the tool fixture has a simple and reasonable structure, is convenient to manufacture, occupies a small space, and can be quickly matched with and adjust the size and the coaxiality of the docking dislocation of the pressure steel pipe; the device has enough assembly and operation space, convenient and fast assembly and disassembly, reusability, low cost and high benefit; effectively reduce the damage to the steel pipe parent metal, the fastening is strong, and the controllability is good, flexible operation.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: the butt joint tool for mounting the pressure steel pipes of the hydropower station comprises a butt joint tool, the butt joint tool comprises a framework plate, a top plate and a bottom plate are arranged on the framework plate, butt joint clamping plates matched with each other are symmetrically arranged at two ends of the framework plate, fixing bolts matched with the butt joint clamping plates are arranged on the butt joint clamping plates, and a plurality of anti-skidding grooves are formed in the bottom plate.
In the preferred scheme, the bottom plate on be equipped with it complex mount, be equipped with on the mount and remove the frame, the bottom of removing the frame is equipped with magnetic structure, removes to be equipped with on the frame rather than screw-thread fit's adjusting screw, adjusting screw's bottom is connected with the seat that rotates that sets up on the roof.
In a preferable scheme, a cushion layer is arranged on the inner side surface of the butt joint clamping plate.
In the preferred scheme, the connecting frames are symmetrically arranged on the butt joint clamping plates, and walking wheels are arranged on the connecting frames.
In the preferred scheme, a plurality of groups of sucker structures are arranged on the travelling wheels.
The utility model provides a butt joint frock for installation of power station penstock through adopting above-mentioned structure, has following beneficial effect:
(1) the tool clamp has a simple and reasonable structure, is convenient to manufacture, occupies a small space, and can be quickly matched with and adjust the size and the coaxiality of the butt joint staggered platform of the pressure steel pipe;
(2) the device has enough assembly and operation space, convenient and fast assembly and disassembly, reusability, low cost and high benefit;
(3) effectively reduce the damage to the steel pipe parent metal, the fastening is strong, and the controllability is good, flexible operation.
Drawings
The invention will be further explained with reference to the following figures and examples:
fig. 1 is the utility model discloses a butt joint frock structure user state schematic diagram.
Fig. 2 is the structural schematic diagram of the docking tool of the present invention.
Fig. 3 is a schematic view of the framework plate structure of the present invention.
Fig. 4 is a schematic view of the magnetic attraction structure of the present invention.
In the figure: pressure steel pipe 1, stiffening ring 2, grout passing hole 3, butt joint frock 4, skeleton board 5, roof 6, rotation seat 7, bottom plate 8, mount 9, butt joint cardboard 10, bed course 11, link 12, walking wheel 13, sucker structure 14, fixing bolt 15, antiskid groove 16, remove frame 17, magnetism structure 18, adjusting screw 19.
Detailed Description
The first embodiment is as follows:
as shown in fig. 1-4, the docking tool for installing the penstock of the hydropower station comprises a docking tool 4, wherein the docking tool 4 comprises a framework plate 5, a top plate 6 and a bottom plate 8 are arranged on the framework plate 5, docking clamping plates 10 which are matched with each other are symmetrically arranged at two ends of the framework plate 5, fixing bolts 15 which are matched with the docking clamping plates 10 are arranged on the docking clamping plates 10, and a plurality of anti-skid grooves 16 are arranged on the bottom plate 8.
In the preferred scheme, the bottom plate 8 is provided with a fixed frame 9 matched with the bottom plate, the fixed frame 9 is provided with a movable frame 17, the bottom of the movable frame 17 is provided with a magnetic attraction structure 18, the movable frame 17 is provided with an adjusting screw rod 19 matched with the movable frame in a threaded manner, and the bottom of the adjusting screw rod 19 is connected with the rotating seat 7 arranged on the top plate 6. Utilize 14 cooperation attractions of magnetism to inhale structure, conveniently adjust magnetism and inhale the dynamics of inhaling strong and weak, keep butt joint frock 4 in the 1 stable activity in surface of penstock, reduce artifical pull strength, it is more convenient light.
In a preferable scheme, a cushion layer 11 is arranged on the inner side surface of the butt joint clamping plate 10. And (4) anti-skidding and jacking.
In a preferable scheme, the connecting frames 12 are symmetrically arranged on the butt-joint clamping plate 10, and the connecting frames 12 are provided with walking wheels 13. The butt joint frock 4 of being convenient for can be through drawing the absorption and steadily remove at the surface of penstock 1, and it is smooth and easy to remove, convenient and practical.
In a preferable scheme, a plurality of groups of suction cup structures 14 are arranged on the travelling wheel 13. Promote the dynamics of the daughter-in-law, reduce artifical work strength who pulls.
The first embodiment is as follows:
as shown in fig. 1-4, the working principle of the present invention is:
firstly, hoisting the butt joint tooling 4 to a proper position by using a chain block, butting the butt joint clamping plate 10 with the stiffening ring 2 on the pressure steel pipe 1, and then matching and locking the stiffening ring 2 with the grout penetration hole 3 on the stiffening ring by using a fixing bolt 15 to realize that two ends of the butt joint tooling 4 are respectively installed and fixed with two pressure steel pipes 1 to be butted;
secondly, arranging a jack at one side of the two butted pressure steel pipes 1 to be matched with the anti-skidding groove 16 on the butting tool 4, and then finely adjusting a jack chuck to be butted accurately;
thirdly, after the two pressure steel pipes 1 are accurately butted, tack welding is carried out, then the fixing bolt 15 is removed, the butt joint tool 4 is detached, the magnetic attraction structure 18 and the pressure steel pipes 1 are utilized to keep the butt joint tool 4 pressed on the outer surfaces of the pressure steel pipes 1 by adjusting the adjusting screw rod 19, but the magnetic attraction structure 18 is not contacted with the pressure steel pipes 1, the butt joint tool 4 can move along the cambered surfaces of the outer surfaces of the pressure steel pipes 1 under the pushing action of constructors, and the butt joint tool 4 is easily and stably moved to the next grout penetration hole 3 by matching with the travelling wheels 13 and the plurality of groups of sucker structures 14 arranged on the travelling wheels;
fourthly, repeating the first step to the third step, accurately adjusting and butting joints of the two pressure steel pipes 1 to be aligned in sequence, and fully punching positioning welding spots;
and fifthly, disassembling the butt joint tool 4 and performing welding seam welding, polishing, flaw detection, corrosion prevention and other work on the butt joint positions of the two pressure steel pipes 1.
The utility model has the advantages that: the tool clamp has a simple and reasonable structure, is convenient to manufacture, occupies a small space, and can be quickly matched with and adjust the size and the coaxiality of the butt joint staggered platform of the pressure steel pipe; the device has enough assembly and operation space, convenient and fast assembly and disassembly, reusability, low cost and high benefit; effectively reduce the damage to the steel pipe parent metal, the fastening is strong, and the controllability is good, flexible operation.
Claims (5)
1. A butt joint frock for installation of power station penstock, including butt joint frock (4), its characterized in that: the butt joint tool (4) comprises a framework plate (5), a top plate (6) and a bottom plate (8) are arranged on the framework plate (5), butt joint clamping plates (10) which are matched with each other are symmetrically arranged at two ends of the framework plate (5), fixing bolts (15) matched with the butt joint clamping plates are arranged on the butt joint clamping plates (10), and a plurality of anti-skidding grooves (16) are formed in the bottom plate (8).
2. The butt joint tool for the installation of the pressure steel pipe of the hydropower station according to claim 1, characterized in that: the bottom plate (8) on be equipped with it complex mount (9), be equipped with on mount (9) and remove frame (17), the bottom of removing frame (17) is equipped with magnetism and inhales structure (18), be equipped with on removing frame (17) rather than screw-thread fit's adjusting screw (19), the bottom of adjusting screw (19) is connected with rotation seat (7) of setting on roof (6).
3. The butt joint tool for the installation of the pressure steel pipe of the hydropower station according to claim 1, characterized in that: the inner side surface of the butt joint clamping plate (10) is provided with a cushion layer (11).
4. The butt joint tool for the installation of the pressure steel pipe of the hydropower station according to claim 1, characterized in that: the butt joint clamping plate (10) is symmetrically provided with a connecting frame (12), and the connecting frame (12) is provided with traveling wheels (13).
5. A butt joint frock for installation of power station penstock according to claim 4, characterized in that: and a plurality of groups of sucker structures (14) are arranged on the travelling wheels (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120180109.3U CN214418101U (en) | 2021-01-22 | 2021-01-22 | Butt joint tool for mounting pressure steel pipe of hydropower station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120180109.3U CN214418101U (en) | 2021-01-22 | 2021-01-22 | Butt joint tool for mounting pressure steel pipe of hydropower station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214418101U true CN214418101U (en) | 2021-10-19 |
Family
ID=78056845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120180109.3U Active CN214418101U (en) | 2021-01-22 | 2021-01-22 | Butt joint tool for mounting pressure steel pipe of hydropower station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214418101U (en) |
-
2021
- 2021-01-22 CN CN202120180109.3U patent/CN214418101U/en active Active
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