CN223092023U - A controllable support frame for stator bar pressure test - Google Patents
A controllable support frame for stator bar pressure test Download PDFInfo
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- CN223092023U CN223092023U CN202422248635.5U CN202422248635U CN223092023U CN 223092023 U CN223092023 U CN 223092023U CN 202422248635 U CN202422248635 U CN 202422248635U CN 223092023 U CN223092023 U CN 223092023U
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- wire rod
- stator wire
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- support plate
- support frame
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Abstract
本实用新型公开了一种定子线棒耐压实验用工装可控式支撑架，属于定子线棒耐压实验技术领域，包括：耐压工装支撑架总成，用于定子线棒耐压实验时的支撑使用，耐压工装支撑架总成包括支撑牵拉车、安装于支撑牵拉车顶面的升降支撑机构以及安装于升降支撑机构顶端的升降支撑台；U型承载支撑板；定子线棒承装盒，安装于U型承载支撑板的内部并且能够通过设置于U型承载支撑板内壁的耐压限位组件限位夹持于中间位置；当U型承载支撑板在升降支撑台的顶面不需要转动调整角度时，升降支撑台和U型承载支撑板之间通过锁扣部件锁紧在一起。本实用新型能够精准夹持定子线棒承装盒，保证了定子线棒件在测试过程中的稳定性。
The utility model discloses a controllable support frame for stator wire rod pressure test, which belongs to the technical field of stator wire rod pressure test, including: a pressure tool support frame assembly, which is used for supporting the stator wire rod pressure test, and the pressure tool support frame assembly includes a support traction vehicle, a lifting support mechanism installed on the top surface of the support traction vehicle, and a lifting support platform installed on the top of the lifting support mechanism; a U-shaped load-bearing support plate; a stator wire rod receiving box, which is installed inside the U-shaped load-bearing support plate and can be clamped in the middle position by a pressure-resistant limit assembly arranged on the inner wall of the U-shaped load-bearing support plate; when the U-shaped load-bearing support plate does not need to be rotated to adjust the angle on the top surface of the lifting support platform, the lifting support platform and the U-shaped load-bearing support plate are locked together by a locking component. The utility model can accurately clamp the stator wire rod receiving box, and ensure the stability of the stator wire rod during the test.
Description
Technical Field
The utility model belongs to the technical field of stator bar withstand voltage experiments, and particularly relates to a tool controllable support frame for a stator bar withstand voltage experiment.
Background
The stator bar withstand voltage test is an important test in the manufacturing and maintenance process of a generator or a motor, and is mainly used for detecting the insulation performance of a stator winding (particularly a bar). This test is intended to verify whether the stator bars can withstand the expected operating voltage under high voltage conditions without breakdown or other forms of insulation failure. In the manufacturing process of power equipment, a stator bar withstand voltage experiment is an important quality detection link. The following are some typical problems for the prior art.
When carrying out withstand voltage test, stator bar spare needs to keep motionless, but in prior art, stator bar spare's fixed mode often is not firm enough, takes place skew or slip easily in the experimentation, and traditional fixed mode relies on manual anchor clamps or other simple devices mostly, can't provide sufficient clamping force, leads to stator bar spare to move when bearing high pressure, influences the reliability of experimental result.
According to the search, as disclosed in the prior Chinese patent publication No. CN212483748U, a stator bar test groove of a mobile generator comprises a mobile support platform, a plurality of insulating stator bar groove boxes are arranged on the platform in parallel at intervals, a ground wire which is well contacted with a grounding point is paved at the bottom of each groove box, and tinfoil paper with corresponding size is paved in each groove box. The workbench is provided with a movable pulley, is not limited by operation sites, is easy to convey in different operation sites, can be locked and fixed, and can directly place the wire rod in a groove during high-voltage test, so that the wire connection is simple, and the working efficiency is improved.
The cited patent documents also have the same problems that the fixing mode of the stator bar is often not firm enough and easy to deviate or slide in the experimental process, and the traditional fixing mode mostly depends on a manual clamp or other simple devices and cannot provide enough clamping force, so that the stator bar can possibly move when bearing high pressure, and the reliability of the experimental result is affected.
Disclosure of utility model
The utility model aims to provide a tool controllable support frame for stator bar withstand voltage experiments, which aims to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the technical scheme that the tool controllable support frame for the stator bar pressure-proof experiment comprises:
The pressure-resistant tooling support frame assembly is used for supporting the stator bar in pressure-resistant experiments and comprises a supporting traction vehicle, a lifting support mechanism arranged on the top surface of the supporting traction vehicle and a lifting support table arranged on the top end of the lifting support mechanism;
The U-shaped bearing support plate is rotatably arranged on the top surface of the lifting support table and can be adjusted in height by lifting of the lifting support mechanism;
The stator bar bearing box is arranged in the U-shaped bearing support plate and can be clamped at the middle position in a limiting manner through a pressure-resistant limiting assembly arranged on the inner wall of the U-shaped bearing support plate;
When the U-shaped bearing support plate does not need to rotate for adjusting the angle on the top surface of the lifting support table, the lifting support table and the U-shaped bearing support plate are locked together through the locking component.
The preferred, the top surface intermediate position of lift supporting bench has seted up mounting groove, install the rotating electrical machines in the mounting groove, the top output shaft of rotating electrical machines is in the same place with the bottom surface fixed connection of U type bearing support board.
Preferably, the U-shaped bearing support plate is internally embedded with first magnet blocks on two sides of the inner wall of the U-shaped bearing support plate, and the first magnet blocks are magnetically attracted with the magnet sheets on the bottom surface of the stator bar bearing box.
The scheme is preferable, withstand voltage spacing subassembly is including the electric push-and-pull rod of symmetry installation at the both sides inner wall of U type bearing support board and fixed mounting in the spacing splint of every electric push-and-pull rod flexible free end.
According to the scheme, preferably, when the two limiting clamping plates connected with the electric push-pull rod are driven to stretch, the two limiting clamping plates move centripetally and clamp the two outer walls of the two sides of the stator bar bearing box, so that the stator bar bearing box is limited to the middle position of the U-shaped bearing support plate.
In the scheme, preferably, two stator bar pieces to be subjected to pressure-proof experiment operation are symmetrically arranged in the stator bar bearing box.
The preferable scheme is that the lock holes are symmetrically formed in the outer walls of the two sides of the lifting support table and the U-shaped bearing support plate, and the locking component comprises a locking buckle plate and two locking fork rods which are installed on the inner wall of the locking buckle plate in an up-down symmetrical mode.
The preferred two of this scheme the free end of locking fork arm all is fixed with the second magnet piece, locking fork arm carries second magnet piece together to peg graft to in the lockhole to the magnetism actuation takes place for the magnet piece that the second magnet piece was fixed in the lockhole inside.
Preferably, the back of locking buckle is fixed with the handle, locking buckle symmetric distribution is on the outer wall of the oblique diagonal department in both sides of lift brace table and U type bearing support board.
This scheme is preferred, lift supporting mechanism is including installing in the installation base that supports the tractive car top surface, symmetry alternately install in the many scissors lift crossbars of installation base top surface and install the hydro-cylinder spare between a plurality of scissors lift crossbars, lift supporting bench installs in the top of scissors lift crossbars, the free end drive of hydro-cylinder spare is connected in scissors lift crossbars is flexible, top surface one side of supporting the tractive car is provided with the control electronic box, traction ring is installed to one side outer wall of supporting the tractive car, the walking wheel is all installed in the bottom surface four corners of supporting the tractive car.
Compared with the prior art, the utility model has the technical effects and advantages that:
This controllable formula support frame of frock for withstand voltage experiment of stator bar through the design of electronic push-and-pull rod and limiting clamp plate, can accurate centre gripping stator bar carrier box, has guaranteed the stability and the uniformity of stator bar spare in the test process, withstand voltage frock support frame assembly is in the same place all subassemblies integration, has formed a complete system, compare in the dispersion subassembly among the prior art, the equipment degree of difficulty has been reduced, the wholeness has been promoted, through integrated lift, rotatory and locking function, make single equipment can satisfy multiple experimental requirement, the time cost of changing different equipment has been reduced, through the use of electronic push-and-pull rod and rotating electrical machines, make many operation processes automatic, the possibility of human error has been reduced, the accuracy of experimental result has been improved.
The U type bears the weight of the backup pad and rotates and install on the lift brace table to can pass through lift brace mechanism height-adjusting, this means can adapt to not unidimensional stator bar spare, improved the commonality of device, the rotating electrical machines is installed in the mounting groove of lift brace table, bears backup pad bottom surface fixed connection through output shaft and U type, can realize accurate angular adjustment, has strengthened the variety of experimental conditions.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the mounting structure of the stator bar of the present utility model;
FIG. 3 is a schematic view of the mounting structure of the first magnet block of the present utility model;
FIG. 4 is a schematic view showing a disassembled state of the U-shaped bearing support plate of the present utility model after rotation;
fig. 5 is a schematic structural view of the locking buckle of the present utility model.
Reference numerals illustrate:
The device comprises a pressure-resistant tool supporting frame assembly, a supporting pulling vehicle, a control electric box, a pulling ring, a lifting supporting table, a U-shaped bearing supporting plate, a stator bar bearing box, a stator bar component, a lifting supporting mechanism, a pressure-resistant limiting assembly, a locking buckle, a limiting clamping plate, an electric push-pull rod, a mounting base, a scissors lifting cross rod, a cylinder component, a 17, a locking hole, a 18, a first magnet block, a 19, a rotating motor, a 20, a mounting groove, a 21, a handle, a 22, a locking fork rod, a 23 and a second magnet block, wherein the pressure-resistant tool supporting frame assembly is shown in the figure, the supporting pulling vehicle is shown in the figure, the control electric box is shown in the figure, the pulling ring is shown in the figure, the figure 1.
Detailed Description
In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present utility model. It will be apparent, however, to one skilled in the art that the utility model may be practiced without one or more of these details. In other instances, well-known features have not been described in detail in order to avoid obscuring the utility model.
Unless the directions indicated by the individual definitions are used, the directions of up, down, left, right, front, rear, inner and outer are all directions of up, down, left, right, front, rear, inner and outer in the drawings shown in the present utility model, and are described herein together.
The embodiment provides a tool controllable support frame for stator bar withstand voltage experiments, which is shown in fig. 1 to 5, and comprises a withstand voltage tool support frame assembly 1, a U-shaped bearing support plate 6 and a stator bar bearing box 7.
In the embodiment, the pressure-resistant tooling support frame assembly 1 is used for supporting a stator bar in a pressure-resistant experiment, the pressure-resistant tooling support frame assembly 1 comprises a supporting traction vehicle 2, a lifting support mechanism 9 arranged on the top surface of the supporting traction vehicle 2 and a lifting support table 5 arranged on the top end of the lifting support mechanism 9, and the pressure-resistant tooling support frame assembly 1 is used as a main body frame of the whole support system, provides a firm basic structure, integrates all other components, ensures coordinated work among all components, and ensures the stability and reliability of the whole device. The support traction vehicle 2 is used as a moving platform of a support frame, so that the whole device can be flexibly moved to a designated working area, the working efficiency is improved, and the labor intensity of manual carrying is reduced. The lifting support table 5 is used as a direct support platform of the stator bar bearing box 7, and the height is adjusted through the lifting support mechanism 9, so that the stator bar 8 can be ensured to be subjected to pressure-resistant tests at different heights. The lifting support mechanism 9 realizes the vertical movement of the lifting support table 5, and the lifting support table stably lifts and accurately adjusts the height through the cooperative work of the oil cylinder piece 16 and the scissor lifting cross rod 15.
In the embodiment, the U-shaped bearing support plate 6 is rotatably arranged on the top surface of the lifting support table 5 and can adjust the height by lifting the lifting support mechanism 9, the U-shaped bearing support plate 6 bears the stator bar bearing box 7 and can adjust the angle, the angle of the bearing plate is allowed to be adjusted in a certain range, and more flexible test condition setting is provided.
In the embodiment, the stator bar bearing box 7 is arranged in the U-shaped bearing support plate 6 and can be clamped at the middle position in a limiting manner through the pressure-resistant limiting assembly 10 arranged on the inner wall of the U-shaped bearing support plate 6, the stator bar bearing box 7 loads the stator bar 8, the stability of the stator bar 8 in the testing process is ensured, the stator bar 8 is protected, and accidental damage in the testing process is avoided.
In this embodiment, when the U-shaped bearing support plate 6 does not need to rotate to adjust the angle on the top surface of the lifting support table 5, the lifting support table 5 and the U-shaped bearing support plate 6 are locked together by the locking component.
In this embodiment, a mounting groove 20 is formed in the middle position of the top surface of the lifting support table 5, a rotating motor 19 is mounted in the mounting groove 20, and a top output shaft of the rotating motor 19 is fixedly connected with the bottom surface of the U-shaped bearing support plate 6. The rotating motor 19 drives the U-shaped bearing support plate 6 to rotate, and the output shaft in the mounting groove 20 is connected with the U-shaped bearing support plate 6, so that accurate angle adjustment is realized.
In this embodiment, the first magnet blocks 18 are symmetrically embedded on both sides of the inner wall of the U-shaped bearing support plate 6, and the first magnet blocks 18 magnetically engage with the magnet sheets on the bottom surface of the stator bar bearing box 7. The first magnet block 18 is matched with a magnet piece on the bottom surface of the stator bar carrying box 7 to enhance the adsorption force and further fix the stator bar carrying box 7.
In this embodiment, the pressure-resistant limiting assembly 10 includes electric push-pull rods 13 symmetrically installed on two side inner walls of the U-shaped bearing support plate 6 and limiting clamping plates 12 fixedly installed on the telescopic free ends of each electric push-pull rod 13, when the two electric push-pull rods 13 drive the connected limiting clamping plates 12 to stretch, the two limiting clamping plates 12 centripetally move and clamp on two side outer walls of the stator bar bearing box 7, so that the stator bar bearing box 7 is limited to the middle position of the U-shaped bearing support plate 6. The pressure-resistant limiting assembly 10 limits the position of the stator bar bearing box 7 in the U-shaped bearing support plate 6, and the stator bar bearing box 7 is clamped through the electric push-pull rod 13 and the limiting clamping plate 12, so that the stability of the bearing box in the testing process is ensured.
In this embodiment, two stator bar members 8 to be subjected to a withstand voltage test operation are symmetrically installed inside the stator bar housing case 7.
In this embodiment, lock holes 17 are symmetrically formed on the outer walls of the two sides of the lifting support table 5 and the U-shaped bearing support plate 6, and the locking component comprises a locking buckle plate 11 and two locking fork rods 22 which are vertically symmetrically arranged on the inner wall of the locking buckle plate 11.
In this embodiment, the free ends of the two locking fork rods 22 are both fixed with the second magnet blocks 23, the locking fork rods 22 carry the second magnet blocks 23 to be plugged into the lock holes 17 together, the second magnet blocks 23 magnetically attract the magnet sheets fixed in the lock holes 17, the handles 21 are fixed on the back surfaces of the locking buckle plates 11, and the locking buckle plates 11 are symmetrically distributed on the outer walls of the two oblique angles of the lifting support table 5 and the U-shaped bearing support plate 6. The locking buckle plate 11 is used for locking the relative position between the U-shaped bearing support plate 6 and the lifting support table 5, and is matched with the locking fork rod 22 and the locking hole 17 for use, so that the safety of the system is enhanced, and unexpected movement is prevented. The limiting clamp plate 12 is matched with the electric push-pull rod 13 for use, the stator bar bearing box 7 is fixed, clamping is achieved through telescopic action, and stability of the stator bar bearing box 7 in the testing process is ensured. The second magnet block 23 is matched with the magnet sheet in the lock hole 17, so that the locking effect is enhanced, and the locking reliability is ensured.
In this embodiment, the lifting support mechanism 9 includes a mounting base 14 mounted on the top surface of the supporting traction vehicle 2, a plurality of scissor lifting cross rods 15 symmetrically and crossly mounted on the top surface of the mounting base 14, and an oil cylinder piece 16 mounted between the plurality of scissor lifting cross rods 15, the lifting support table 5 is mounted on the top end of the scissor lifting cross rods 15, the free end of the oil cylinder piece 16 is driven to be connected with the scissor lifting cross rods 15 to stretch out and draw back, a control electric box 3 is arranged on one side of the top surface of the supporting traction vehicle 2, and the control electric box 3 is used for controlling various functions of the supporting frame, providing a user interface, facilitating the control of lifting and rotating functions of an operator, simplifying the operation flow, and improving the safety and convenience of operation. The traction ring 4 is arranged on the outer wall of one side of the support traction vehicle 2, and the traction ring 4 is used for manually assisting in moving the support traction vehicle 2, so that the manual traction force point is provided, the mobility of equipment is increased, and the movement in a narrow space is facilitated. The four corners of the bottom surface of the supporting traction vehicle 2 are provided with travelling wheels.
Working principle:
This controllable support frame of frock for stator bar withstand voltage experiments places support tractive car 2 in required position, installs installation base 14 to install scissors lift cross rod 15 and hydro-cylinder spare 16 above that in proper order, install lift brace table 5 on the top of scissors lift cross rod 15 at last, install U type on lift brace table 5 and bear backup pad 6, and fix it in mounting groove 20 through rotating electrical machines 19, put into U type with stator bar carrier box 7 and bear backup pad 6, and ensure that it can be accurately spacing in central position through withstand voltage spacing subassembly 10.
The pressure-resistant limiting assembly 10 is opened, the stator bar 8 is placed in the stator bar bearing box 7, the limiting clamping plate 12 is driven by the electric push-pull rod 13 to move centripetally, the stator bar bearing box 7 is clamped, the stator bar 8 is ensured not to move in the testing process, the first magnet block 18 is magnetically attracted with a magnet piece on the bottom surface of the stator bar bearing box 7, and the stator bar bearing box 7 is further fixed.
If the angle of the U-shaped bearing support plate 6 needs to be adjusted, a rotating motor 19 can be started, the U-shaped bearing support plate 6 is driven to rotate to a required test angle through an output shaft of the rotating motor, after the U-shaped bearing support plate 6 reaches the required angle, a locking fork rod 22 on a locking buckle plate 11 is inserted into a lock hole 17 of the lifting support table 5, a second magnet block 23 is used for sucking with a magnet piece in the lock hole 17 to fix the position, an oil cylinder piece 16 is started through controlling the electric box 3, and the scissor lifting cross rod 15 drives the lifting support table 5 to ascend or descend so as to adjust the height of the stator bar piece 8 until the height position suitable for testing is reached.
After all the stator bar pieces are ready, the electric box 3 is controlled to start related withstand voltage test equipment, proper equipment is selected according to practical application occasions, preset voltage or pressure is applied to the stator bar pieces 8, test data are observed and recorded, and the stator bar pieces 8 are ensured to behave in accordance with expectations in the withstand voltage test process.
After the test is completed, the height of the U-shaped bearing support plate 6 is reduced until the U-shaped bearing support plate is close to the ground or a working table surface, the clamping state of the pressure-resistant limiting assembly 10 is released, the stator bar piece 8 in the stator bar bearing box 7 is carefully taken out, the stator bar bearing box 7 and the U-shaped bearing support plate 6 are cleaned, no residues are ensured, and the equipment is reset to an initial state for the next use.
It should be noted that relational terms such as one and two are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without more in the limited case. The term "comprising one" does not exclude the presence of other identical elements in a process, method, article or apparatus that comprises an element.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422248635.5U CN223092023U (en) | 2024-09-13 | 2024-09-13 | A controllable support frame for stator bar pressure test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422248635.5U CN223092023U (en) | 2024-09-13 | 2024-09-13 | A controllable support frame for stator bar pressure test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223092023U true CN223092023U (en) | 2025-07-11 |
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ID=96297308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202422248635.5U Active CN223092023U (en) | 2024-09-13 | 2024-09-13 | A controllable support frame for stator bar pressure test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223092023U (en) |
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- 2024-09-13 CN CN202422248635.5U patent/CN223092023U/en active Active
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