CN213208899U - Integrated high-voltage circuit breaker action stroke acquisition device - Google Patents
Integrated high-voltage circuit breaker action stroke acquisition device Download PDFInfo
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- CN213208899U CN213208899U CN202022759842.9U CN202022759842U CN213208899U CN 213208899 U CN213208899 U CN 213208899U CN 202022759842 U CN202022759842 U CN 202022759842U CN 213208899 U CN213208899 U CN 213208899U
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Abstract
The utility model discloses an integrated high-voltage circuit breaker action stroke acquisition device, which comprises a coaxial faceplate, a bearing, a shell base, an electromagnetic sensor, a magnetic stripe and a fastening pressure plate; coaxial flower disc one end is fixed in high voltage circuit breaker operating device axis of rotation, and the other end passes through upper portion in bearing fixed mounting shell base, has set firmly the magnetic stripe on the coaxial flower disc, and the lower part has set firmly electromagnetic sensor in the shell base, and electromagnetic sensor's magnetic head plane is tangent with the magnetic stripe outer lane, and the shell base is fixed on high voltage circuit breaker operating device casing through the fastening pressure disk. The high-voltage circuit breaker action stroke collection system of this application, the structure is small and exquisite, and the integrated integration exempts from the support mounting, once the installation can, need not to dismantle, need not adjust with one heart, does not influence the normal work of mechanism case, has not only improved work efficiency, has enough reduced circuit breaker vibration interference factor moreover, can guarantee that base and high-voltage circuit breaker operating device axis of rotation are absolutely concentric simultaneously, have improved the detection precision.
Description
Technical Field
The utility model relates to a high voltage circuit breaker mechanical properties tests the field, concretely relates to integral type high voltage circuit breaker action stroke collection system.
Background
The high-voltage circuit breaker is used for controlling a high-voltage circuit and is one of important electrical components in the high-voltage circuit. The circuit breaker is used for switching on or off a circuit in normal operation, and a fault condition rapidly breaks the circuit under the action of a relay protection device and reliably switches on short-circuit current under special conditions (such as automatic reclosing on a fault line). A high-voltage circuit breaker is a special appliance that switches on or off a high-voltage circuit under normal or fault conditions.
The high-voltage circuit breaker can not only cut off or close the no-load current and the load current in the high-voltage circuit, but also cut off the overload current and the short-circuit current through the action of the relay protection device when the system breaks down, has quite perfect arc extinguishing structure and enough current breaking capacity, and can be divided into: oil circuit breakers (multiple oil circuit breakers, less oil circuit breakers), sulfur hexafluoride circuit breakers (SF6 circuit breakers), compressed air circuit breakers, vacuum circuit breakers, etc.
The operating state (open or closed) of the high-voltage circuit breaker is controlled by its operating mechanism, and since the movements of the high-voltage circuit breaker are in milliseconds, each movement is detected. At present, the mature technology is to apply various sensors to acquire data of the whole action process to manufacture an action curve, and obtain the real working data of the high-voltage circuit breaker operating mechanism by analyzing the action curve.
The existing detection device is mainly characterized in that a universal magnetic seat base is fixed on an operating mechanism shell, a magnetic seat support is connected with a sensor, and the sensor is connected with an operating mechanism rotating shaft. The magnetic force of the magnetic seat is limited, so that the vibration of the mechanism cannot be overcome, and the magnetic seat is easy to vibrate and fall off when the mechanism acts. The sensor is fixed by the magnetic seat support, so that the sensor shaft is difficult to be concentric with the rotating shaft of the mechanism, and the test result is inaccurate.
Still some other self-control supports, the volume is bigger, during the use, needs to dismantle operating device case part structural mounting, and the support need be demolishd to the use completion, and reduction operating device case uses more loaded down with trivial details, and it is big to dismantle the degree of difficulty.
SUMMERY OF THE UTILITY MODEL
The utility model provides an integral type high voltage circuit breaker action stroke collection system, the structure is small and exquisite, and the support mounting is exempted from in integrated integration, an installation can, need not to dismantle, need not to adjust with one heart, and does not influence the normal work of mechanism case, has not only improved work efficiency, has reduced circuit breaker vibration interference factor moreover, has improved the detection precision simultaneously.
In order to achieve the above object, the utility model adopts the following technical scheme:
an integrated high-voltage circuit breaker action stroke acquisition device comprises a coaxial faceplate, a bearing, a shell base, an electromagnetic sensor, a magnetic stripe and a fastening pressure plate;
the coaxial faceplate is fixed on the rotating shaft of the high-voltage circuit breaker operating mechanism, the other end of the coaxial faceplate is fixedly arranged at the upper part in the shell base through a bearing, a magnetic strip is fixedly arranged on the coaxial faceplate, an electromagnetic sensor is fixedly arranged at the inner lower part of the shell base, the magnetic head plane of the electromagnetic sensor is tangent to the outer ring of the magnetic strip, and the shell base is fixed on the shell of the high-voltage circuit breaker operating mechanism through a fastening pressure plate.
Preferably, the coaxial faceplate is provided with a spline groove at one end and a shaft head at the other end, the side wall is provided with a mounting groove, and the magnetic strip is fixedly embedded in the mounting groove of the side wall of the coaxial faceplate.
Preferably, the inner ring of the bearing is concentrically and fixedly connected with the shaft head of the coaxial faceplate, and the outer ring is embedded in the housing base.
Preferably, the upper portion of the shell base is provided with a bearing outer ring groove which can be matched with the bearing outer ring in a concentric mode, the lower portion of the shell base is provided with an electromagnetic sensor mounting groove, the side wall of the electromagnetic sensor mounting groove is provided with a hole for a magnetic sensor wire to penetrate out, the outer side of the electromagnetic sensor mounting groove is provided with a sealing cover, and the upper end face of the sealing cover is an arc-shaped face.
Preferably as above-mentioned scheme, still include locating pin, spacer, the spacer is located between fastening pressure disk and the shell base, fixes on the shell base diapire, sets up threaded hole on the spacer to can pass through threaded hole and locating pin threaded connection, be equipped with the locating hole that supplies the locating pin to pass on the fastening pressure disk, fastening pressure disk fixed mounting is on the access hole of high-voltage circuit breaker operating device casing.
Preferably, the clamping device further comprises a fastening nut which is positioned between the fastening pressure plate and the positioning piece, sleeved on the fastening pressure plate and used for locking the fastening pressure plate.
Due to the structure, the beneficial effects of the utility model reside in that:
1. the application discloses integral type high voltage circuit breaker action stroke collection system, coaxial flower disc one end is equipped with the spindle nose, is connected with the inner circle of bearing, and the bearing inner race is inlayed and is installed in the bearing inner race recess of shell base. The installation and fastening device has the advantages that a large number of special supports are simplified, the integrated high-integration type is fixed, and the installation and fastening positions are relatively concentric, so that the acquisition precision is improved, and the problem that certain errors exist due to the fact that the concentricity is manually adjusted in the traditional installation method and installation is carried out by naked eyes and experience is effectively solved.
2. According to the integrated high-voltage circuit breaker action stroke acquisition device, the side wall of the coaxial faceplate is provided with the mounting groove for mounting the magnetic stripe, the shell base is provided with the electromagnetic sensor groove and the hole site, and the mounting hole site is preset at high precision, so that the effective working stroke range of the electromagnetic sensor and the effective working stroke range of the electric magnetic stripe can be ensured;
3. according to the integrated high-voltage circuit breaker action stroke acquisition device, a preset hole position at the bottom of a shell base is connected with a positioning sheet, a positioning pin is connected with the positioning sheet through a fastening pressure plate arranged on a high-voltage circuit breaker access hole, and the shell base is locked, so that an electromagnetic sensor arranged in a groove below the shell base is kept stable;
4. the application discloses integral type high voltage circuit breaker action stroke collection system, the whole shaping of structure, the structure is small and exquisite, and the installation is simple nimble, and one-time installation can used repeatedly, need not to dismantle, does not influence the normal work of mechanism case, has not only improved work efficiency, has enough reduced circuit breaker vibration interference factor moreover.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below.
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is an exploded schematic view of the present invention.
Detailed Description
The technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1 and fig. 2, the embodiment provides an integrated high-voltage circuit breaker action stroke acquisition device, which includes a coaxial faceplate 1, a bearing 3, a housing base 2, an electromagnetic sensor 9, a magnetic stripe 10, and a fastening pressure plate 7;
In this embodiment, 1 one end of coaxial flower disc is equipped with the spline recess, closely installs with 4 splines matching of high-voltage circuit breaker axis of rotation, and the other end is coaxial to be equipped with the spindle nose, and mounting groove has been seted up to 1 lateral wall of coaxial flower disc, magnetic stripe 10 inlays to be fixed in the mounting groove of 1 lateral wall of coaxial flower disc.
In this embodiment, the inner ring of the bearing 3 is concentrically and fixedly connected with the shaft head of the coaxial faceplate 1, and the outer ring is embedded and installed in the housing base 2.
In this embodiment, the housing base 2 is in an upper round and lower square shape, and the upper part of the housing base is provided with a bearing outer ring groove which can be concentrically matched with a bearing outer ring and further concentric with the coaxial faceplate 1, so that the housing base 2 and the coaxial faceplate 1 are concentrically connected together through the bearing 3; the lower part is equipped with electromagnetic sensor mounting groove, and 9 planes of electromagnetic sensor head just in time are tangent with the outer radian of the magnetic stripe 10 of coaxial faceplate 1 lateral wall embedding, and electromagnetic sensor mounting groove lateral wall is equipped with the hole that the 9 wires of power supply magnetic sensor wore out, and the outside is equipped with the closing cap, and the closing cap up end is the arcwall face.
In this embodiment, still include locating pin 8, spacer 5 is located between fastening pressure disk 7 and the shell base 2, fixes on 2 diapire of shell base (spacer 5 is predetermine the screw through predetermineeing hole site and 2 bottoms of shell base and is connected fixedly), sets up threaded hole on the spacer 5, and can pass through screw hole and 8 threaded connection of locating pin, be equipped with the locating hole that supplies locating pin 8 to pass on the fastening pressure disk 7, fastening pressure disk 7 fixed mounting is on the access hole of high voltage circuit breaker operating device casing.
In this embodiment, the clamping device further comprises a clamping nut 6, which is located between the clamping pressure plate 7 and the positioning piece 5, and is sleeved on the clamping pressure plate 7 for locking the clamping pressure plate 7.
During installation, the coaxial faceplate 1 is fixed on the rotating shaft 4 of the operating mechanism of the high-voltage circuit breaker, and the magnetic strip 10 is fixed on the coaxial faceplate 1. The inner ring of the bearing 3 is fixed on the other end shaft head of the coaxial faceplate 1, the outer ring of the bearing 3 is fixed in a bearing outer ring groove preset above the shell base 2, and the electromagnetic sensor 9 is fixed on a hole position preset in an electromagnetic sensor mounting groove below the shell base 2. The positioning plate 5 is fixed on a preset hole position at the bottom of the shell base 2. Fastening pressure disk 7 passes high voltage circuit breaker operating device shell access hole fastens at the shell opposite side through fastening nut 6, and locating pin 8 passes and predetermines the locating hole at fastening pressure disk 7, connects the screw hole of predetermineeing on locating piece 5, makes shell base 2 and electromagnetic sensor 9 remain stable static.
During operation, high voltage circuit breaker operating device axis of rotation 4 moves, drives the concentric rotation of magnetic stripe 10 on the coaxial flower disc 1, and when electromagnetic head sensor 9 passed through magnetic stripe 10, detects pulse signal, gives high voltage switch tester collection system with pulse signal transmission, and then the magnetic stripe 10 displacement distance that senses through electromagnetic sensor 9 obtains high voltage circuit breaker's action stroke data.
In this embodiment, all electronic components and circuits can be realized by those skilled in the art by using the prior art.
The high-voltage circuit breaker action stroke collection system that this embodiment provided utilizes high-voltage circuit breaker operating device's former hole position installation, does not influence the mechanism motion, and once installation, used repeatedly need not to dismantle, integrated into one piece, and the structure is nimble. Not only improves the working efficiency, but also reduces the vibration interference factors of the circuit breaker, and simultaneously can ensure that the rotating shafts of the base and the high-voltage circuit breaker operating mechanism are absolutely concentric, thereby improving the detection precision.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides an integral type high voltage circuit breaker action stroke collection system which characterized in that: the device comprises a coaxial faceplate, a bearing, a shell base, an electromagnetic sensor, a magnetic stripe and a fastening pressure plate;
coaxial flower disc one end is fixed in high voltage circuit breaker operating device axis of rotation, and the other end passes through upper portion in bearing fixed mounting shell base, has set firmly the magnetic stripe on the coaxial flower disc, and the lower part has set firmly electromagnetic sensor in the shell base, and electromagnetic sensor's magnetic head plane is tangent with the magnetic stripe outer lane, and the shell base is fixed on high voltage circuit breaker operating device casing through the fastening pressure disk.
2. The integrated high-voltage circuit breaker action stroke acquisition device according to claim 1, characterized in that: coaxial flower disc one end is equipped with the spline recess, and the other end is coaxial to be equipped with the spindle nose, and mounting groove has been seted up to the lateral wall, the magnetic stripe is inlayed and is fixed in the mounting groove of coaxial flower disc lateral wall.
3. The integrated high-voltage circuit breaker action stroke acquisition device according to claim 2, characterized in that: the inner ring of the bearing is concentrically and fixedly connected with the shaft head of the coaxial faceplate, and the outer ring is embedded and installed in the shell base.
4. The integrated high-voltage circuit breaker action stroke acquisition device according to claim 1, characterized in that: the upper portion of the shell base is provided with a bearing outer ring groove which can be matched with the bearing outer ring in a concentric mode, the lower portion of the shell base is provided with an electromagnetic sensor mounting groove, the side wall of the electromagnetic sensor mounting groove is provided with a hole for a lead of the electromagnetic sensor to penetrate out, the outer side of the electromagnetic sensor mounting groove is provided with a sealing cover, and the upper end of the sealing cover is an arc-shaped surface.
5. The integrated high-voltage circuit breaker action stroke acquisition device according to claim 1, characterized in that: still include locating pin, spacer, the spacer is located between fastening pressure disk and the shell base, fixes on the shell base diapire, sets up threaded hole on the spacer, and can pass through threaded hole and locating pin threaded connection, be equipped with the locating hole that supplies the locating pin to pass on the fastening pressure disk, fastening pressure disk fixed mounting is on the access hole of high-voltage circuit breaker operating device casing.
6. The integrated high-voltage circuit breaker action stroke acquisition device according to claim 5, characterized in that: the clamping device further comprises a fastening nut, wherein the fastening nut is located between the fastening pressure plate and the positioning piece, is sleeved on the fastening pressure plate and is used for locking the fastening pressure plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022759842.9U CN213208899U (en) | 2020-11-25 | 2020-11-25 | Integrated high-voltage circuit breaker action stroke acquisition device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022759842.9U CN213208899U (en) | 2020-11-25 | 2020-11-25 | Integrated high-voltage circuit breaker action stroke acquisition device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213208899U true CN213208899U (en) | 2021-05-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022759842.9U Active CN213208899U (en) | 2020-11-25 | 2020-11-25 | Integrated high-voltage circuit breaker action stroke acquisition device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213208899U (en) |
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2020
- 2020-11-25 CN CN202022759842.9U patent/CN213208899U/en active Active
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