CN216116634U - GIS circuit breaker energy storage spring fatigue test mechanism - Google Patents
GIS circuit breaker energy storage spring fatigue test mechanism Download PDFInfo
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- CN216116634U CN216116634U CN202122676082.XU CN202122676082U CN216116634U CN 216116634 U CN216116634 U CN 216116634U CN 202122676082 U CN202122676082 U CN 202122676082U CN 216116634 U CN216116634 U CN 216116634U
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Abstract
The utility model belongs to the technical field of spring test equipment, and particularly relates to a fatigue test mechanism for an energy storage spring of a GIS circuit breaker. Aiming at the defect that the existing spring fatigue testing machine can not test springs under different weight conditions, the utility model adopts the following technical scheme: the utility model provides a GIS circuit breaker energy storage spring fatigue test mechanism, includes: a support assembly; the power assembly comprises a motor, a test shaft, a test elliptical plate fixedly connected to the test shaft and a weight adjusting plate, and the weight adjusting plate is detachably arranged on the test shaft; the test assembly comprises a spring seat, a spring center column fixedly connected with the spring seat, a test spring sleeved on the spring center column, and a movable plate movably connected with the spring center column. The utility model has the beneficial effects that: be equipped with detachable weight regulating plate on the experimental axle, through the change of the weight of whether installing weight regulating plate and weight regulating plate, realize the regulation to the pressure that experimental spring received.
Description
Technical Field
The utility model belongs to the technical field of spring test equipment, and particularly relates to a fatigue test mechanism for an energy storage spring of a GIS circuit breaker.
Background
GIS is short for gas insulated fully-enclosed combined electrical apparatus. GIS is widely applied to phase modulation engineering in the high-voltage and extra-high-voltage fields. The breaker is a core element of the GIS, and has the main functions of switching on and off load current in a normal circuit and switching on and off short-circuit current in a line fault state, so that the protection of a power transmission line is realized.
The circuit breaker is provided with an energy storage spring, and the energy storage spring is used for storing energy of the motor and providing energy required by closing. The time from the completion of the energy storage to the energy release of the spring is not long, and is generally less than 10 seconds. The energy storage spring can be tired after being used for a long time, the opening and closing of the circuit breaker are affected, and the performance of the circuit breaker is further affected.
In the prior art, most spring fatigue testing machines cannot simultaneously carry out fatigue testing on a plurality of springs, and the testing effect is not ideal. Even if a plurality of springs can be tested simultaneously, the springs cannot be tested under different conditions.
Disclosure of Invention
The utility model provides a fatigue test mechanism for an energy storage spring of a GIS circuit breaker, aiming at the defect that the existing spring fatigue test machine can not test springs under different weight conditions, and the fatigue test mechanism can perform fatigue tests with different weights.
In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a GIS circuit breaker energy storage spring fatigue test mechanism, GIS circuit breaker energy storage spring fatigue test mechanism includes:
a support assembly;
the power assembly comprises a motor arranged on the supporting assembly, a test shaft driven by the motor, a test elliptical plate fixedly connected to the test shaft and a weight adjusting plate, and the weight adjusting plate is detachably arranged on the test shaft;
the test assembly comprises a spring seat arranged on the support assembly, a spring central column fixedly connected with the spring seat, a test spring sleeved on the spring central column, and a movable plate movably connected with the spring central column, wherein the test spring is arranged between the spring seat and the movable plate;
during testing, the test elliptical plate abuts against the movable plate.
According to the fatigue test mechanism for the energy storage spring of the GIS circuit breaker, during test, the motor drives the test shaft to rotate so as to drive the test elliptical plate to rotate, the test elliptical plate extrudes the movable plate, the movable plate moves downwards after being extruded to extrude the test spring, and the test elliptical plate reciprocates to compress the test spring in a reciprocating manner so as to perform a fatigue test; be equipped with detachable weight regulating plate on the experimental axle, through the change of the weight of whether installing weight regulating plate and weight regulating plate, realize the regulation to the pressure that experimental spring received.
As a modification, the test elliptical plate is located in the middle of the test shaft, and the weight adjusting plate is located at the end of the test shaft.
As an improvement, a pair of clamping nuts is fixedly connected to the test shaft, the clamping nuts clamp the test elliptical plate as an improvement, and the weight adjusting plate is the same as the test elliptical plate.
As an improvement, a threaded hole is formed in the end portion of the test shaft, and the weight adjusting plate is fixedly connected with the test shaft through a screw screwed into the threaded hole.
As an improvement, a positioning plate is fixedly connected to the movable plate, an axial limiting groove is formed in the positioning plate, and the test elliptical plate is matched with the axial limiting groove.
As an improvement, the upper end of the spring center column is provided with an anti-drop nut.
As a refinement, there are multiple sets of the test assemblies.
As an improvement, the speed of the motor is adjustable.
As an improvement, all the test springs abut against the same movable plate.
As an improvement, the power assembly comprises a motor mounting frame and a weight adjusting plate, the motor is mounted on the motor mounting frame, the test shaft penetrates through the motor mounting frame and the weight adjusting plate, and the test assembly is arranged between the motor mounting frame and the weight adjusting plate.
As an improvement, the support assembly comprises a cement base and a base arranged on the cement base, a positioning block is integrally cast on the cement base, a positioning groove matched with the positioning block is formed in the bottom of the base, the base is fixedly connected with the positioning block through a screw, the middle of the base extends upwards to form a test base, and the spring seat is arranged on the test base.
The GIS breaker energy storage spring fatigue test mechanism has the beneficial effects that: during testing, the motor drives the testing shaft to rotate so as to drive the testing elliptical plate to rotate, the testing elliptical plate extrudes the movable plate, the movable plate moves downwards after being extruded, the testing spring is extruded, the testing elliptical plate reciprocates, and the testing spring is compressed in a reciprocating manner so as to perform fatigue testing; be equipped with detachable weight regulating plate on the experimental axle, through the change of the weight of whether installing weight regulating plate and weight regulating plate, realize the regulation to the pressure that experimental spring received.
Drawings
Fig. 1 and fig. 2 are schematic structural diagrams of a GIS circuit breaker energy storage spring fatigue test mechanism at different angles according to a first embodiment of the utility model.
In the figure, 1, a support assembly; 11. a cement base; 12. a base; 13. a test seat; 14. positioning blocks;
2. a power assembly; 21. a motor; 22. a test shaft; 23. testing an elliptical plate; 24. a weight adjusting plate; 25. a motor mounting bracket; 26. a weight adjusting bracket;
3. a test assembly; 31. a spring seat; 32. a spring center post; 33. testing the spring; 34. a movable plate; 35. and (7) positioning the plate.
Detailed Description
The technical solutions of the embodiments of the present invention will be explained and explained below with reference to the drawings of the embodiments of the present invention, but the embodiments described below are only preferred embodiments of the present invention, and are not all embodiments. Other embodiments obtained by persons skilled in the art without any inventive work based on the embodiments in the embodiment belong to the protection scope of the utility model.
Referring to fig. 1 and 2, the fatigue test mechanism for the energy storage spring of the GIS circuit breaker of the present invention comprises:
a support assembly;
the power assembly comprises a motor arranged on the supporting assembly, a test shaft driven by the motor, a test elliptical plate fixedly connected to the test shaft and a weight adjusting plate, and the weight adjusting plate is detachably arranged on the test shaft;
the test assembly comprises a spring seat arranged on the support assembly, a spring central column fixedly connected with the spring seat, a test spring sleeved on the spring central column, and a movable plate movably connected with the spring central column, wherein the test spring is arranged between the spring seat and the movable plate;
during testing, the test elliptical plate abuts against the movable plate.
According to the fatigue test mechanism for the energy storage spring of the GIS circuit breaker, during test, the motor drives the test shaft to rotate so as to drive the test elliptical plate to rotate, the test elliptical plate extrudes the movable plate, the movable plate moves downwards after being extruded to extrude the test spring, and the test elliptical plate reciprocates to compress the test spring in a reciprocating manner so as to perform a fatigue test; be equipped with detachable weight regulating plate on the experimental axle, through the change of the weight of whether installing weight regulating plate and weight regulating plate, realize the regulation to the pressure that experimental spring received.
Example one
Referring to fig. 1 and fig. 2, a fatigue test mechanism for an energy storage spring of a GIS circuit breaker according to an embodiment of the present invention includes:
a support assembly 1;
the power assembly 2 comprises a motor 21 arranged on the support assembly 1, a test shaft 22 driven by the motor 21, a test elliptical plate 23 fixedly connected to the test shaft 22 and a weight adjusting plate 24, and the weight adjusting plate 24 is detachably arranged on the test shaft 22;
the test assembly 3 comprises a spring seat 31 arranged on the support assembly 1, a spring central column 32 fixedly connected with the spring seat 31, a test spring 33 sleeved on the spring central column 32, and a movable plate 34 movably connected with the spring central column 32, wherein the test spring 33 is arranged between the spring seat 31 and the movable plate 34;
in testing, the test elliptical plate 23 abuts the movable plate 34.
In this embodiment, the test elliptical plate 23 is located in the middle of the test shaft 22, and the weight adjustment plate 24 is located at the end of the test shaft 22.
In this embodiment, the test shaft 22 is fixedly connected with a pair of clamping nuts, and the clamping nuts clamp the test elliptical plate 23. The test shaft 22 is provided with an external thread.
In other embodiments, in order to ensure that the test elliptical plate 23 is fixedly connected to the test shaft 22, an external thread may be formed on the test shaft 22, two clamping plates are connected to the test shaft 22 by a thread, and a thread connector is provided between the two clamping plates and the test elliptical plate 23, and ensures that the test elliptical plate 23, the two clamping plates, and the test shaft 22 rotate synchronously.
In this embodiment, the weight adjustment plate 24 is the same as the test elliptical plate 23.
In this embodiment, a threaded hole is formed at the end of the test shaft 22, and the weight adjusting plate 24 is fixedly connected with the test shaft 22 through a screw screwed into the threaded hole
In this embodiment, the movable plate 34 is fixedly connected to a positioning plate 35, the positioning plate 35 is provided with an axial limiting groove, and the test elliptical plate 23 is matched with the axial limiting groove. The movable plate 34 and the positioning plate 35 are welded into a whole.
In this embodiment, the upper end of the spring central column 32 is provided with an anti-drop nut.
In this embodiment, there are multiple sets of test modules 3.
In this embodiment, the speed of the motor 21 is adjustable.
In this embodiment, all the test springs 33 abut against the same movable plate 34.
In this implementation, power component 2 includes motor mounting bracket 25 and weight adjusting plate 24, motor 21 install in on the motor mounting bracket 25, experimental axle 22 passes motor mounting bracket 25 with weight adjusting plate 24, experimental subassembly 3 is located between motor mounting bracket 25 and weight adjusting plate 24.
In this implementation, the support assembly 1 includes a cement base 11 and a base 12 disposed on the cement base 11, a positioning block 14 is integrally cast on the cement base 11, a positioning groove matched with the positioning block 14 is formed at the bottom of the base 12, the base 12 is fixedly connected with the positioning block 14 through a screw, the middle of the base 12 extends upwards to form a test seat 13, and the spring seat 31 is mounted on the test seat 13.
In this embodiment, the positioning blocks 14 include a middle positioning block 14 and two end positioning blocks 14.
In other embodiments, a bearing matched with the test shaft 22 may be fixedly connected to the motor mounting bracket 25 and the vertical plate.
In this implementation, the motor mounting bracket 25 includes a first horizontal connecting portion and a first vertical portion connected to the base 12, and the first horizontal connecting portion and the first vertical portion are integrated by welding. The weight adjusting bracket 26 includes a second horizontal connecting portion and a second vertical portion connected to the base 12, which are integrally welded.
In the embodiment, during assembly, the cement base 11 is firstly installed in place, the positioning blocks 14 and the cement base 11 are cast into a whole, then the base 12 is fixed on three positioning blocks 14 through screws, then the motor mounting frame 25 and the weight adjusting frame 26 are fixed on the base 12 through screws, the motor 21 is installed on the motor mounting frame 25, the spring seat 31 is in threaded connection with the test seat 13 of the base 12, the spring central column 32 is welded in the spring seat 31, the test spring 33 is sleeved on the spring central column 32, the movable plate 34 passes through the spring central column 32, the test spring 33 is pressed, then the anti-falling nut is screwed on the spring central column 32, the test shaft 22 and the motor 21 are connected through a coupler and the like, the clamping nut and the test elliptical plate 23 are installed on the test shaft 22, the test elliptical plate 23 is aligned with the limiting groove on the positioning plate 35, the test elliptical plate 23 is clamped through the clamping nut after alignment, finally, a weight adjusting plate 24 is installed at the end of the test shaft 22, the weight adjusting plate 24 is fixedly connected with the test shaft 22 through screws, and then the related test can be carried out.
In this embodiment, when the test spring 33 needs to be replaced, the weight adjustment plate 24 is detached from the test shaft 22, the weight adjustment bracket 26 is detached from the base 12, and the test elliptical plate 23 is detached from the test shaft 22, at this time, the anti-separation nut and the movable plate 34 can be detached, and the test spring 33 can be replaced.
The GIS breaker energy storage spring fatigue test mechanism has the beneficial effects that: during testing, the motor 21 drives the testing shaft 22 to rotate, so as to drive the testing elliptical plate 23 to rotate, the testing elliptical plate 23 presses the movable plate 34, after the movable plate 34 is pressed, the movable plate 34 moves downwards, the testing spring 33 is pressed, the testing elliptical plate 23 reciprocates, the testing spring 33 is compressed in a reciprocating mode, and fatigue testing is conducted; the test shaft 22 is provided with a detachable weight adjusting plate 24, and the pressure applied to the test spring 33 is adjusted by whether the weight adjusting plate 24 is installed or not and the weight of the weight adjusting plate 24; the rotation speed of the motor 21 can be adjusted to carry out fatigue tests with different frequencies.
While the utility model has been described with reference to specific embodiments thereof, it will be understood by those skilled in the art that the utility model is not limited thereto but is intended to cover all modifications and equivalents as may be included within the spirit and scope of the utility model. Any modification which does not depart from the functional and structural principles of the utility model is intended to be included within the scope of the following claims.
Claims (10)
1. The utility model provides a GIS circuit breaker energy storage spring fatigue test mechanism which characterized in that: GIS circuit breaker energy storage spring fatigue test mechanism includes:
a support assembly (1);
the power assembly (2) comprises a motor (21) arranged on the supporting assembly (1), a test shaft (22) driven by the motor (21), a test elliptical plate (23) fixedly connected to the test shaft (22) and a weight adjusting plate (24), and the weight adjusting plate (24) is detachably arranged on the test shaft (22);
the test assembly (3) comprises a spring seat (31) arranged on the support assembly (1), a spring central column (32) fixedly connected with the spring seat (31), a test spring (33) sleeved on the spring central column (32), and a movable plate (34) movably connected with the spring central column (32), wherein the test spring (33) is arranged between the spring seat (31) and the movable plate (34);
during testing, the test elliptical plate (23) abuts against the movable plate (34).
2. The GIS breaker energy storage spring fatigue test mechanism of claim 1, characterized in that: the test elliptical plate (23) is located in the middle of the test shaft (22), and the weight adjusting plate (24) is located at the end of the test shaft (22).
3. The GIS breaker energy storage spring fatigue test mechanism of claim 1, characterized in that: a pair of clamping nuts is fixedly connected to the test shaft (22), and the clamping nuts clamp the test elliptical plate (23).
4. The GIS breaker energy storage spring fatigue test mechanism of claim 1, characterized in that: the weight adjustment plate (24) is identical to the test elliptical plate (23).
5. The GIS breaker energy storage spring fatigue test mechanism of claim 1, characterized in that: the end part of the test shaft (22) is provided with a threaded hole, and the weight adjusting plate (24) is fixedly connected with the test shaft (22) through a screw screwed into the threaded hole.
6. The GIS breaker energy storage spring fatigue test mechanism of claim 1, characterized in that: the movable plate (34) is fixedly connected with a positioning plate (35), an axial limiting groove is formed in the positioning plate (35), and the test elliptical plate (23) is matched with the axial limiting groove.
7. The GIS breaker energy storage spring fatigue test mechanism of claim 1, characterized in that: the upper end of the spring central column (32) is provided with an anti-drop nut; the speed of the motor (21) is adjustable.
8. The GIS breaker energy storage spring fatigue test mechanism of claim 1, characterized in that: the test assembly (3) is provided with a plurality of groups, and all the test springs (33) are abutted to the same movable plate (34).
9. The GIS breaker energy storage spring fatigue test mechanism of claim 1, characterized in that: power component (2) include motor mounting bracket (25) and weight regulating plate (24), motor (21) install in on motor mounting bracket (25), experimental axle (22) pass motor mounting bracket (25) with weight regulating plate (24), experimental subassembly (3) are located between motor mounting bracket (25) and weight regulating plate (24).
10. The GIS breaker energy storage spring fatigue test mechanism of claim 1, characterized in that: the supporting component (1) comprises a cement base (11) and a base (12) arranged on the cement base (11), a positioning block (14) is integrally poured on the cement base (11), a positioning groove matched with the positioning block (14) is formed in the bottom of the base (12), the base (12) is fixedly connected with the positioning block (14) through a screw, the middle of the base (12) extends upwards to form a test seat (13), and a spring seat (31) is installed on the test seat (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122676082.XU CN216116634U (en) | 2021-11-03 | 2021-11-03 | GIS circuit breaker energy storage spring fatigue test mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122676082.XU CN216116634U (en) | 2021-11-03 | 2021-11-03 | GIS circuit breaker energy storage spring fatigue test mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN216116634U true CN216116634U (en) | 2022-03-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122676082.XU Active CN216116634U (en) | 2021-11-03 | 2021-11-03 | GIS circuit breaker energy storage spring fatigue test mechanism |
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| CN (1) | CN216116634U (en) |
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- 2021-11-03 CN CN202122676082.XU patent/CN216116634U/en active Active
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