CN210465620U - Breaker closing bounce detection device - Google Patents
Breaker closing bounce detection device Download PDFInfo
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- CN210465620U CN210465620U CN201920957121.3U CN201920957121U CN210465620U CN 210465620 U CN210465620 U CN 210465620U CN 201920957121 U CN201920957121 U CN 201920957121U CN 210465620 U CN210465620 U CN 210465620U
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- circuit breaker
- detection device
- sliding block
- connecting wire
- stepping motor
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Abstract
The utility model discloses a circuit breaker combined floodgate spring detection device, including mounting plate, power pack, monitoring display lamp, connecting wire and 70 omega resistance, mounting plate is the rectangle form, the power pack is installed on mounting plate, the monitoring display lamp is installed in power pack one side, connecting wire is used for connecting power pack and monitoring display lamp, 70 omega resistance installs on connecting wire, the last detection mechanism that is equipped with of mounting plate. The beneficial effects of the utility model are that, easy operation, the practicality is strong.
Description
Technical Field
The utility model relates to a circuit breaker combined floodgate spring detection area specifically is a circuit breaker combined floodgate spring detection device.
Background
The closing bounce of the circuit breaker is an important mechanical characteristic for the vacuum circuit breaker, the bounce time generated in the closing process is too long, and the generated electric arc can burn a contact and even generate fusion welding.
According to the 12.0.5.1 specification of the electrical equipment transfer test standard of electrical equipment installation engineering, the closing bounce of the breaker below 40.5KV should not be more than 2 ms. The bidding requirement of the SGCC (China national grid company) on the 12KV circuit breaker is that the closing bounce is less than 2 ms. If the closing bounce is too large and exceeds the standard, in the rebound process, in addition to the increase of the time of the arc ablation contact, the contact can be caused to be welded, and the short circuit and the opening failure can be caused; and will eventually lead to the burning out of the relevant important electrical equipment, causing huge economic losses. Most of the circuit breakers in the current market can not reach the index, and detection equipment and modules for bouncing the circuit breakers are not needed, so that the bouncing is difficult to judge and avoid.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a circuit breaker combined floodgate spring detection device has solved circuit breaker combined floodgate spring and has detected the problem.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a circuit breaker closing bounce detection device comprises an installation bottom plate, a power supply box, a monitoring display lamp, a connecting wire and a 70 omega resistor, wherein the installation bottom plate is rectangular, the power supply box is installed on the installation bottom plate, the monitoring display lamp is installed on one side of the power supply box, the connecting wire is used for connecting the power supply box and the monitoring display lamp, the 70 omega resistor is installed on the connecting wire, and a detection mechanism is arranged on the installation bottom plate;
the detection mechanism, it includes: the device comprises a group of opposite sliding grooves, a rectangular rack, an adjusting sliding block, a stepping motor, a driving gear, a micro cylinder, a fixing plate and a detection head;
the device comprises a mounting base plate, a rectangular rack, an adjusting sliding block, a stepping motor, a driving gear, a fixing plate, a connecting wire and a connecting wire, wherein the mounting base plate is provided with a plurality of sliding grooves, the rectangular rack is arranged on the upper surface of the mounting base plate, the adjusting sliding block is arranged on the inner wall of one side of each sliding groove in a sliding mode, the stepping motor is arranged at the bottom of the adjusting sliding block, the rotating end of the stepping motor faces downwards vertically, the driving gear is arranged on the rotating end of the stepping motor and is meshed with the rectangular rack, the micro cylinder is arranged on the adjusting sliding block, the fixing plate is inserted.
Preferably, a set of anti-slip pads is installed at the bottom of the installation bottom plate.
Preferably, a group of 12V lithium batteries is arranged in the power box.
Preferably, the connecting lead is 2.5mm2A flexible wire.
Preferably, a limiting block is installed in the sliding groove and used for limiting the position of the adjusting sliding block.
Preferably, the two ends of the detection head are connected in parallel with a digital oscilloscope, and the digital oscilloscope is used for detecting the bounce waveform of the circuit breaker.
Advantageous effects
The utility model provides a circuit breaker combined floodgate spring detection device possesses following beneficial effect, and this device can effectively detect circuit breaker combined floodgate spring, and can adjust the distance between the detection head, convenient to use.
Drawings
Fig. 1 is the utility model relates to a circuit breaker combined floodgate spring detection device schematic diagram.
Fig. 2 is a schematic view of the detection mechanism of the present invention.
In the figure: 1. mounting a bottom plate; 2. a power supply box; 3. monitoring the display lamp; 4. connecting a lead; 5. A resistance of 70 omega; 6. a sliding groove; 7. a rectangular rack; 8. adjusting the sliding block; 9. a stepping motor; 10. a driving gear; 11. a micro cylinder; 12. a fixing plate; 13. a detection head; 14. a non-slip mat; 15. a 12V lithium battery; 16. a limiting block; 17. a digital oscilloscope is provided.
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.
Referring to fig. 1-2, the present invention provides a technical solution: a circuit breaker closing bounce detection device comprises an installation bottom plate 1, a power supply box 2, a monitoring display lamp 3, a connecting wire 4 and a 70 omega resistor 5, wherein the installation bottom plate 1 is rectangular, the power supply box 2 is installed on the installation bottom plate 1, the monitoring display lamp 3 is installed on one side of the power supply box 2, the connecting wire 4 is used for connecting the power supply box 2 and the monitoring display lamp 3, the 70 omega resistor 5 is installed on the connecting wire 4, and a detection mechanism is arranged on the installation bottom plate 1; the detection mechanism, it includes: a group of opposite sliding grooves 6, a rectangular rack 7, an adjusting sliding block 8, a stepping motor 9, a driving gear 10, a micro cylinder 11, a fixing plate 12 and a detection head 13; the group of opposite sliding grooves 6 are formed in the upper surface of the mounting base plate 1, the rectangular rack 7 is mounted on the inner wall of one side of each sliding groove 6, the adjusting sliding block 8 is mounted on the sliding grooves 6 in a sliding mode, the stepping motor 9 is mounted at the bottom of the adjusting sliding block 8, the rotating end of the stepping motor is vertically downward, the driving gear 10 is mounted at the rotating end of the stepping motor 9 and meshed with the rectangular rack 7, the micro cylinder 11 is mounted on the adjusting sliding block 8, the fixing plate 12 is inserted into the telescopic end of the micro cylinder 11, and the detection head 13 is mounted at the telescopic end of the micro cylinder 11 and connected with the connecting lead 4; a group of anti-skid pads 14 are arranged at the bottom of the mounting base plate 1; a group of 12V lithium batteries 15 are arranged in the power supply box 2; the connecting wire 4 is 2.5mm2A flexible wire; a limiting block 16 is arranged in the sliding groove 6, and the limiting block 16 is used for limiting the position of the adjusting sliding block 8; and two ends of the detection head 13 are connected in parallel with a digital oscilloscope 17, and the digital oscilloscope 17 is used for detecting the bounce waveform of the circuit breaker.
The following electrical device models are used in the present case:
a stepping motor: three-phase hybrid stepper motor.
A micro cylinder: CJPT6-5D SMC pin type cylinder.
The following is a description of the materials and shapes of the devices in this case:
installing a bottom plate: and (3) plastic materials.
All the electrical components in the present application are connected with the power supply adapted to the electrical components through the wires, and an appropriate controller should be selected according to actual conditions to meet the control requirements, and specific connection and control sequences should be obtained.
Example (b): the circuit breaker switching-on bounce detection device is externally connected with a power supply, the power supply output end is respectively and electrically connected with the stepping motor 9 and the micro cylinder 11, a controller is installed on the circuit breaker switching-on bounce detection device, the controller is an HD1008PLC (high definition programmable logic controller), and the signal output end of the controller is respectively connected with the signal input ends of the stepping motor 9 and the micro cylinder 11;
when the device is used, a user firstly adjusts the distance between the detection heads 13 according to the size of the circuit breaker, the stepping motor 9 firstly starts to work to drive the driving gear 10 on the rotating end, the driving gear 10 is meshed with the rectangular rack 7, the stepping motor 9 can drive the adjusting sliding block 8 to slide on the sliding groove 6, the limiting block 16 is arranged in the sliding groove 6 and used for limiting the position of the adjusting sliding block 8, the micro cylinder 11 starts to work after the adjusting sliding block 8 drives the detection head 13 to adjust to a proper position to drive the detection head 13 on the telescopic end to detect the circuit breaker, the fixed plate 12 can fix the circuit breaker, when the circuit breaker is detected, the user switches on the circuit breaker, the monitoring display lamp 3 is turned on at the moment, the circuit breaker is switched off, the monitoring display lamp 3 is turned off, the two ends of the detection head 13 are connected with the digital oscilloscope 17 in parallel, and the digital oscilloscope 17 is used for, the detection of the closing bounce of the circuit breaker is facilitated.
Preferably, a set of anti-slip pads is mounted at the bottom of the mounting bottom plate.
Preferably, a group of 12V lithium batteries is arranged in the power box.
Preferably, the connecting wire is 2.5mm2A flexible wire.
Preferably, a limiting block is installed in the sliding groove and used for limiting the position of the adjusting sliding block.
Preferably, the two ends of the detection head are connected in parallel with a digital oscilloscope, and the digital oscilloscope is used for detecting the bounce waveform of the circuit breaker.
It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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 further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A circuit breaker closing bounce detection device comprises an installation bottom plate (1), a power supply box (2), a monitoring display lamp (3), a connecting wire (4) and a 70 omega resistor (5), wherein the installation bottom plate (1) is rectangular, the power supply box (2) is installed on the installation bottom plate (1), the monitoring display lamp (3) is installed on one side of the power supply box (2), the connecting wire (4) is used for connecting the power supply box (2) with the monitoring display lamp (3), and the 70 omega resistor (5) is installed on the connecting wire (4), and is characterized in that a detection mechanism is arranged on the installation bottom plate (1);
the detection mechanism, it includes: a group of opposite sliding grooves (6), a rectangular rack (7), an adjusting sliding block (8), a stepping motor (9), a driving gear (10), a micro cylinder (11), a fixing plate (12) and a detection head (13);
the detection device is characterized in that a set of relative sliding grooves (6) is formed in the upper surface of the mounting base plate (1), a rectangular rack (7) is mounted on the inner wall of one side of each sliding groove (6), an adjusting sliding block (8) is slidably mounted on the corresponding sliding groove (6), a stepping motor (9) is mounted at the bottom of the adjusting sliding block (8), the rotating end of the stepping motor is vertically downward, a driving gear (10) is mounted at the rotating end of the stepping motor (9) and is meshed with the rectangular rack (7), a micro cylinder (11) is mounted on the adjusting sliding block (8), a fixing plate (12) is inserted at the telescopic end of the micro cylinder (11), and a detection head (13) is mounted at the telescopic end of the micro cylinder (11) and is connected with a connecting lead (4).
2. The closing bounce detection device of the circuit breaker according to claim 1, wherein a set of anti-slip pads (14) are installed at the bottom of the installation base plate (1).
3. The detection device for detecting the closing bounce of the circuit breaker according to claim 1, wherein a group of 12V lithium batteries (15) are installed in the power box (2).
4. A circuit breaker closing bounce detection device according to claim 1, characterized in that said connecting wire (4) is 2.5mm2A flexible wire.
5. The closing bounce detection device of the circuit breaker according to claim 1, wherein a limit block (16) is installed in the sliding groove (6), and the limit block (16) is used for limiting the position of the adjusting sliding block (8).
6. The device for detecting the closing bounce of the circuit breaker according to claim 1, wherein a digital oscilloscope (17) is connected in parallel to two ends of the detection head (13), and the digital oscilloscope (17) is used for detecting the bounce waveform of the circuit breaker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920957121.3U CN210465620U (en) | 2019-06-24 | 2019-06-24 | Breaker closing bounce detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920957121.3U CN210465620U (en) | 2019-06-24 | 2019-06-24 | Breaker closing bounce detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210465620U true CN210465620U (en) | 2020-05-05 |
Family
ID=70441824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920957121.3U Active CN210465620U (en) | 2019-06-24 | 2019-06-24 | Breaker closing bounce detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210465620U (en) |
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2019
- 2019-06-24 CN CN201920957121.3U patent/CN210465620U/en active Active
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