CN214543609U - Microcomputer harmonic elimination device convenient to overhaul - Google Patents
Microcomputer harmonic elimination device convenient to overhaul Download PDFInfo
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- CN214543609U CN214543609U CN202120979011.4U CN202120979011U CN214543609U CN 214543609 U CN214543609 U CN 214543609U CN 202120979011 U CN202120979011 U CN 202120979011U CN 214543609 U CN214543609 U CN 214543609U
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Abstract
The utility model discloses a computer harmonic elimination device convenient to overhaul, the load simulator comprises a case, one side fixed mounting of machine case has anodal wiring bolt, the switch has been put to one side of machine incasement portion, anodal wiring bolt and the anodal connection of electric lines of switch, the positive one side fixed mounting of machine incasement portion has the transformer, the negative pole of switch and the anodal connection of electric lines of transformer, the positive one side fixed mounting that is close to the middle part of machine incasement side has the running gear. The utility model discloses utilizing the second overvoltage inductor to detect no overvoltage, the circuit is that access state then pilot lamp will light, and the circuit is off-state when the second overvoltage inductor detects overvoltage, and the pilot lamp is for extinguishing the state, can eliminate harmonic device through the effectual detection of pilot lamp and whether normally work, and discovery that can be timely is eliminated harmonic device and is whether go wrong, has reduced the risk in the use.
Description
Technical Field
The utility model relates to a circuit protection technical field specifically is a computer harmonic elimination device convenient to overhaul.
Background
The microcomputer resonance elimination device is fully called as follows: the microcomputer electric resonance diagnosis and elimination device is placed on the secondary side of PT, so that it is also called an instrument for eliminating ferromagnetic resonance by secondary resonance elimination. The difference between the resonance eliminator and the primary resonance eliminator is that the microcomputer resonance eliminator is a resonance eliminator and has the advantages of analysis, recording, printing, uploading and the like.
Firstly, the existing microcomputer resonance elimination device has no fixed detection device, whether the microcomputer resonance elimination device has a fault or not can not be found in time in the using process, when the microcomputer resonance elimination device has the fault and can not be eliminated, the microcomputer resonance elimination device can not eliminate the overvoltage in the circuit, the short circuit of the circuit is easily caused, the service life of electrical components on the circuit is influenced, and the practicability is not good.
Secondly, if the open-ended triangular voltage is increased because of not the PT ferromagnetic resonance bus disconnection and the resonance of the transformer and the system capacitor, the PT ferromagnetic is easily judged by mistake at this time, the resonance cannot be eliminated after the thyristor is conducted, and if the resonance elimination circuit cannot be withdrawn in time, the PT can be burnt, so that the device can not be protected.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a computer harmonic elimination device convenient to overhaul is provided.
In order to solve the technical problem, the utility model adopts the following technical proposal.
A microcomputer resonance elimination device convenient for maintenance comprises a case, wherein an anode wiring bolt is fixedly arranged on one side of the case, a back-off switch is arranged on one side inside the case, the anode wiring bolt is connected with an anode wire of the back-off switch, a transformer is fixedly arranged on one side of the front side inside the case, the cathode of the back-off switch is connected with an anode wire of the transformer, an operation mechanism is fixedly arranged on one side of the front side inside the case close to the middle part, the cathode of the transformer is connected with an anode wire of the operation mechanism, a data collector is fixedly arranged on the other side of the front side inside the case close to the middle part, the cathode of the operation mechanism is connected with an anode wire of the data collector, a signal processor is fixedly arranged on the other side of the inside the case close to the front side, the cathode of the data collector is connected with an anode wire of the signal processor, a signal switch is fixedly arranged on the other side of the inside the case close to the back side, the negative pole of signal processor and signal switch's anodal connection of electric lines, the opposite side fixed mounting that the inside back of machine case is close to the center has the harmonic elimination circuit, signal switch's negative pole and harmonic elimination circuit's anodal connection of electric lines, the inside back of machine case is close to one side fixed mounting at center has two way switch, harmonic elimination circuit's negative pole and two way switch's anodal connection of electric lines, the second overvoltage inductor has been placed in two way switch's front, two way switch's negative pole and second overvoltage inductor's anodal connection of electric lines, the top fixed mounting of machine case has the pilot lamp, the negative pole of second overvoltage inductor and the anodal connection of pilot lamp.
Carefully, a first overvoltage inductor is placed in the case, the negative electrode of the switching switch is connected with the positive electrode wire of the first overvoltage inductor, an electronic inductor is placed on the other side of the first overvoltage inductor, and the negative electrode of the first overvoltage inductor is connected with the positive electrode wire of the electronic inductor.
And the cathode of the two-way switch is connected with the cathode wiring bolt and the second overvoltage inductor respectively.
And the cathode of the indicator light is connected with the cathode wiring bolt, and the second overvoltage inductor and the indicator light are connected in parallel on the circuit.
And the cathode of the selected switching switch is respectively connected with the transformer and the first overvoltage inductor.
And the first overvoltage inductor and the electronic inductor are in parallel connection with the transformer and the operating mechanism.
And the cathode of the electronic inductor and the cathode of the operating mechanism are connected with the anode of the data collector.
Due to the adoption of the technical scheme, the utility model has the following technical progress.
The utility model discloses a positive pole binding post is connected with the positive pole electric wire of switching switch, the negative pole of switching switch is connected with the positive pole electric wire of transformer, the negative pole of transformer is connected with the positive pole electric wire of running gear, can produce the overvoltage and pass through harmonic elimination device, the negative pole of rethread harmonic elimination circuit is connected with the positive pole electric wire of two-way switch, the negative pole of two-way switch is connected with the positive pole electric wire of second overvoltage inductor, the negative pole of second overvoltage inductor is connected with the positive pole electric wire of pilot lamp, when harmonic elimination device normally works, if the second overvoltage inductor can not detect the overvoltage, the circuit is the on-off state then the pilot lamp will light, the circuit is the off-state when the second overvoltage inductor detects the overvoltage, the pilot lamp is the off-state, can be through the effectual detection harmonic elimination device normal work of pilot lamp, can be timely discovery harmonic elimination device whether appear the problem, reduces the risk in use and has better practicability.
The utility model discloses a switching switch's negative pole and the anodal connection of electric wire of first overvoltage inductor, the negative pole of first overvoltage inductor and electronic inductor's anodal connection of electric wire, judge whether make opening triangle voltage rise because PT ferromagnetic resonance generating line broken string, transformer and system capacitance resonance, if not then direct closed harmonic elimination circuit, reduced the probability that microcomputer harmonic elimination device of convenient to overhaul broke down, the suitability is better.
Drawings
FIG. 1 is a schematic sectional view of the present invention;
FIG. 2 is a schematic view of the overall structure of the present invention;
fig. 3 is a schematic side view of the cross-sectional structure of the present invention.
In the figure: 1. a chassis; 2. a positive terminal stud; 3. a negative terminal stud; 4. an indicator light; 5. a switching switch; 6. a transformer; 7. a first overvoltage sensor; 8. an operating mechanism; 9. an electronic inductor; 10. a data acquisition unit; 11. a signal processor; 12. a signal switch; 13. a resonance elimination circuit; 14. a bi-directional switch; 15. a second overvoltage sensor.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
A microcomputer resonance elimination device convenient for maintenance is structurally shown in figures 1 to 3: the intelligent control cabinet comprises a cabinet 1, wherein a positive wiring bolt 2 is fixedly mounted on one side of the cabinet 1, a back-off switch 5 is arranged on one side of the inside of the cabinet 1, the positive wiring bolt 2 is connected with a positive wire of the back-off switch 5, a transformer 6 is fixedly mounted on one side of the inside front side of the cabinet 1, the negative electrode of the back-off switch 5 is connected with the positive wire of the transformer 6, an operating mechanism 8 is fixedly mounted on one side of the inside front side of the cabinet 1 close to the middle part, and the negative electrode of the transformer 6 is connected with the positive wire of the operating mechanism 8.
The other side of the front side of the inner side of the case 1 close to the middle part is fixedly provided with a data collector 10, and the cathode of the operating mechanism 8 is connected with the anode of the data collector 10 through a wire. A signal processor 11 is fixedly arranged on the other side of the inside of the case 1 close to the front side, and the negative pole of the data collector 10 is connected with the positive pole of the signal processor 11 through a wire. A signal switch 12 is fixedly arranged on the other side of the inside of the case 1 close to the back, and the cathode of the signal processor 11 is connected with the anode wire of the signal switch 12. The other side of the back surface of the inside of the case 1 close to the center is fixedly provided with a resonance elimination circuit 13, and the cathode of the signal switch 12 is connected with the anode wire of the resonance elimination circuit 13. A bidirectional switch 14 is fixedly installed on one side of the back surface of the interior of the case 1 close to the center, the negative electrode of the resonance elimination circuit 13 is connected with the positive electrode wire of the bidirectional switch 14, a second overvoltage inductor 15 is placed on the front surface of the bidirectional switch 14, and the negative electrode of the bidirectional switch 14 is connected with the positive electrode wire of the second overvoltage inductor 15. The negative pole of the bidirectional switch 14 is connected to the negative pole terminal pin 3.
An indicator lamp 4 is fixedly mounted at the top of the case 1, and the cathode of the second overvoltage inductor 15 is connected with the anode wire of the indicator lamp 4. The cathode of the indicator light 4 is connected with the cathode wiring bolt 3, and the second overvoltage inductor 15 and the indicator light 4 are connected in parallel on the circuit.
A first overvoltage inductor 7 is arranged in the case 1, the negative electrode of the switching switch 5 is connected with the positive electrode wire of the first overvoltage inductor 7, an electronic inductor 9 is arranged on the other side of the first overvoltage inductor 7, and the negative electrode of the first overvoltage inductor 7 is connected with the positive electrode wire of the electronic inductor 9. The negative pole of the switching switch 5 is connected with the transformer 6.
The first overvoltage inductor 7 and the electronic inductor 9 are connected in parallel with the transformer 6 and the operating mechanism 8, and the cathodes of the electronic inductor 9 and the operating mechanism 8 are both connected with the anode of the data collector 10.
The working process of the utility model is as follows: during detection, the anode wiring bolt 2 is connected with an anode wire of the reversing switch 5, a cathode of the reversing switch 5 is connected with an anode wire of the transformer 6, a cathode of the transformer 6 is connected with an anode wire of the operating mechanism 8, overvoltage can be generated, the overvoltage passes through the resonance elimination device, a cathode of the resonance elimination circuit 13 is connected with an anode wire of the two-way switch 14, a cathode of the two-way switch 14 is connected with an anode wire of the second overvoltage inductor 15, a cathode of the second overvoltage inductor 15 is connected with an anode wire of the indicator lamp 4, when the resonance elimination device works normally, if the second overvoltage inductor 15 does not detect the overvoltage, the circuit is in an on state and then the indicator lamp 4 is lighted, when the second overvoltage inductor 15 detects the overvoltage, the circuit is in an off state, and the indicator lamp 4 is in an off state;
when the device is used, the negative electrode of the switching switch 5 is connected with a positive electrode wire of the first overvoltage inductor 7, the negative electrode of the first overvoltage inductor 7 is connected with a positive electrode wire of the electronic inductor 9, the first overvoltage inductor 7 judges whether the opening triangular voltage is increased because of the disconnection of the PT ferromagnetic resonance bus and the resonance of the transformer and the system capacitor, if the opening triangular voltage is not the PT ferromagnetic resonance bus, the resonance elimination circuit is directly closed, and if the opening triangular voltage is the electronic inductor 9, the circuit is opened, and the resonance elimination circuit normally works.
Claims (7)
1. The utility model provides a computer harmonic elimination device convenient to overhaul, includes quick-witted case (1), its characterized in that: the intelligent control cabinet is characterized in that a positive wiring bolt (2) is fixedly mounted on one side of the case (1), a back-off switch (5) is arranged on one side of the interior of the case (1), the positive wiring bolt (2) is connected with a positive wire of the back-off switch (5), a transformer (6) is fixedly mounted on one side of the interior of the case (1), the negative electrode of the back-off switch (5) is connected with the positive wire of the transformer (6), an operating mechanism (8) is fixedly mounted on one side of the interior of the case (1) close to the middle, the negative electrode of the transformer (6) is connected with the positive wire of the operating mechanism (8), a data collector (10) is fixedly mounted on the other side of the interior of the case (1) close to the middle, the negative electrode of the operating mechanism (8) is connected with the positive wire of the data collector (10), a signal processor (11) is fixedly mounted on the other side of the interior of the case (1) close to the front, the negative pole of the data acquisition unit (10) is connected with the positive pole wire of the signal processor (11), the other side of the inner part of the case (1) close to the back is fixedly provided with the signal switch (12), the negative pole of the signal processor (11) is connected with the positive pole wire of the signal switch (12), the other side of the inner part of the case (1) close to the center is fixedly provided with the resonance elimination circuit (13), the negative pole of the signal switch (12) is connected with the positive pole wire of the resonance elimination circuit (13), one side of the inner part of the case (1) close to the center is fixedly provided with the two-way switch (14), the negative pole of the resonance elimination circuit (13) is connected with the positive pole wire of the two-way switch (14), the front of the two-way switch (14) is provided with the second overvoltage inductor (15), and the negative pole of the two-way switch (14) is connected with the positive pole wire of the second overvoltage inductor (15), an indicator lamp (4) is fixedly mounted at the top of the case (1), and the negative pole of the second overvoltage inductor (15) is connected with the positive pole of the indicator lamp (4) through a wire.
2. The microcomputer resonance elimination device for easy maintenance of claim 1, wherein: a first overvoltage inductor (7) is placed in the case (1), the negative electrode of the reversing switch (5) is connected with the positive electrode of the first overvoltage inductor (7) through an electric wire, an electronic inductor (9) is placed on the other side of the first overvoltage inductor (7), and the negative electrode of the first overvoltage inductor (7) is connected with the positive electrode of the electronic inductor (9) through an electric wire.
3. The microcomputer resonance elimination device for easy maintenance of claim 1, wherein: the negative pole of the bidirectional switch (14) is respectively connected with the negative pole wiring bolt (3) and the second overvoltage inductor (15).
4. The microcomputer resonance elimination device for easy maintenance of claim 1, wherein: the cathode of the indicator light (4) is connected with the cathode wiring bolt (3), and the second overvoltage inductor (15) and the indicator light (4) are connected on the circuit in parallel.
5. The microcomputer resonance elimination device for easy maintenance of claim 1, wherein: the negative electrode of the switching switch (5) is respectively connected with the transformer (6) and the first overvoltage inductor (7).
6. The microcomputer resonance elimination device for easy maintenance of claim 2, wherein: the first overvoltage inductor (7) and the electronic inductor (9) are connected in parallel with the transformer (6) and the operating mechanism (8).
7. The microcomputer resonance elimination device for easy maintenance of claim 2, wherein: the electronic inductor (9) and the cathode of the operating mechanism (8) are both connected with the anode of the data collector (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120979011.4U CN214543609U (en) | 2021-05-10 | 2021-05-10 | Microcomputer harmonic elimination device convenient to overhaul |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120979011.4U CN214543609U (en) | 2021-05-10 | 2021-05-10 | Microcomputer harmonic elimination device convenient to overhaul |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214543609U true CN214543609U (en) | 2021-10-29 |
Family
ID=78283725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120979011.4U Active CN214543609U (en) | 2021-05-10 | 2021-05-10 | Microcomputer harmonic elimination device convenient to overhaul |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214543609U (en) |
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2021
- 2021-05-10 CN CN202120979011.4U patent/CN214543609U/en active Active
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