CN209590113U - A kind of efficient current detection device of frequency converter - Google Patents
A kind of efficient current detection device of frequency converter Download PDFInfo
- Publication number
- CN209590113U CN209590113U CN201920031348.5U CN201920031348U CN209590113U CN 209590113 U CN209590113 U CN 209590113U CN 201920031348 U CN201920031348 U CN 201920031348U CN 209590113 U CN209590113 U CN 209590113U
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- detection plate
- detection
- fixation member
- groove
- frequency converter
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Abstract
The utility model discloses a kind of efficient current detection devices of frequency converter, the one side of its first fixation member is connected with the one side of support member, the bottom surface of second groove is higher than the bottom surface of the first groove, second fixation member is located at support member lower part and is connected with support member, magnetic core is located in first groove, first detection plate and the second detection are vertically arranged, first detection plate is located in the first fixation member, the side of second detection plate and the second groove touches setting, third detection plate is vertically arranged with the second detection plate, and it is arranged in parallel with the bottom of the first groove, 4th detection plate is vertically arranged with third detection plate, the side of third detection plate and the second fixation member touches setting.The device of the utility model can realize the detection of electric current by cordless, has the advantages that completely isolated, safety, with high accuracy, the modularized design for realizing current detection means, is easy to be assembled and be assembled, it is ensured that the performance of entire detection process is stablized.
Description
Technical field
The utility model relates to converter technology fields, more particularly to a kind of efficient current detection device of frequency converter.
Background technique
Frequency converter is to be handed over using converter technique and microelectric technique by changing motor frequency mode of working power supply to control
The electric control appliance of galvanic electricity motivation.IGBT cut-offs to adjust the voltage of out-put supply and frequency frequency converter close to the inner portion, according to
The actual needs of motor provides required supply voltage, and then achievees the purpose that energy conservation, speed regulation, in addition, frequency converter is also
Many defencive functions, such as overcurrent, over-voltage, overload protection.Existing frequency converter during use, is needed to its electricity
Stream is detected, and existing detection device testing result is bad.
Utility model content
The utility model uses effect mainly solving the technical problems that provide a kind of efficient current detection device of frequency converter
Fruit is good.
In order to solve the above technical problems, the technical solution that the utility model uses is: providing a kind of height of frequency converter
Current detection means, including bracket, magnetic core and detection plate are imitated, the bracket includes the first fixation member, support member and second
The one side of fixation member, first fixation member is connected with the one side of the support member, in the support member
It is provided with the first groove and the second groove, the bottom surface of second groove is higher than the bottom surface of first groove, and described second is solid
To determine component to be located at the support member lower part and be connected with the support member, the magnetic core is located in first groove,
The shape of the magnetic core is c-type, and the detection plate includes the first detection plate, the second detection plate, third detection plate and the 4th detection
Plate, first detection plate and second detection are vertically arranged, and first detection plate is located in first fixation member,
The side of second detection plate and second groove touches setting, and the third detection plate is vertical with second detection plate
Setting, and be arranged in parallel with the bottom of first groove, the 4th detection plate is vertically arranged with the third detection plate, institute
The side for stating third detection plate and second fixation member touches setting.
In one preferred embodiment of the utility model, first fixation member, the support member and described second
Fixation member integrated molding obtains.
In one preferred embodiment of the utility model, it is provided in first fixation member and first detection plate
Hole, first fixation member and first detection plate are screwed.
In one preferred embodiment of the utility model, the width of the opening of the magnetic core is 2-5mm.
In one preferred embodiment of the utility model, it is provided in second fixation member and the 4th detection plate
Hole, second fixation member and the 4th detection plate are screwed.
In one preferred embodiment of the utility model, the material of the detection plate is copper.
In one preferred embodiment of the utility model, first detection plate, second detection plate, third inspection
Drafting board and the 4th detection plate integrated molding obtain.
The beneficial effects of the utility model are: the efficient current detection device of the frequency converter of the utility model, can pass through
Cordless realizes the detection of electric current, has the advantages that completely isolated, safety, with high accuracy, realizes current detection means
Modularized design is easy to be assembled and be assembled, it is ensured that the performance of entire detection process is stablized.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings, in which:
Fig. 1 is the structural schematic diagram of one preferred embodiment of efficient current detection device of the frequency converter of the utility model；
Fig. 2 is the assembling figure of the efficient current detection device of frequency converter described in Fig. 1.
Specific embodiment
Below by the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described
Embodiment is only a part of the embodiment of the utility model, instead of all the embodiments.Based on the implementation in the utility model
Example, all other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
Fig. 1 and Fig. 2 are please referred to, a kind of efficient current detection device of frequency converter, including bracket, magnetic core and detection are provided
Plate.The bracket includes the first fixation member 1, support member 2 and the second fixation member 3, first fixation member 1, described
Support member 2 and second fixation member 3 integrated molding obtain.The one side of first fixation member 1 with it is described
The one side of support member 2 is connected, and makes the surface of first fixation member 1 is vertical with the side of the support member 2 to set
It sets.The first groove 4 and the second groove 5 are provided in the support member 2, the bottom surface 4 of second groove is higher than described first
The bottom surface of groove 5.Second fixation member 3 is located at 2 lower part of support member and is connected with the support member 2, institute
The side of the bottom surface and second fixation member 3 of stating the first groove 5 is vertically arranged.The magnetic core 6 is located at first groove 5
Interior, the shape of the magnetic core 6 is c-type.The width of the opening of the magnetic core 6 is 2-5mm.
The detection plate includes the first detection plate 7, the second detection plate 8, third detection plate 9 and the 4th detection plate 10, described
The material of detection plate is copper, first detection plate 7, second detection plate 8, the third detection plate 9 and the 4th inspection
The integrated molding of drafting board 10 obtains.First detection plate 7 and second detection 8 are vertically arranged.First detection plate 7
In first fixation member 1, hole is set in first fixation member 1 and first detection plate 7, described
One fixation member 1 and first detection plate 7 are screwed.The side of second detection plate 8 and second groove 5
Touch setting.The third detection plate 9 is vertically arranged with second detection plate 8, and parallel with the bottom of first groove 4
Setting.4th detection plate 10 is vertically arranged with the third detection plate 9.The third detection plate 9 is fixed with described second
The side of component 3 touches setting, is arranged hole in second fixation member 3 and the 4th detection plate 10, and described second
Fixation member 3 and the 4th detection plate 10 are screwed.Such design can make the detection plate and the magnetic core 6
It does not contact, is applied well.
Frequency converter IGBT is the opening for extending into the magnetic core 6 in the utility model.Flow through the detection of circuit
Plate can generate magnetic field, and the magnetic core 6 is able to carry out magnetic convergence, can detect to electric current.
The beneficial effects of the utility model are:
One, the efficient current detection device of the frequency converter can realize the detection of electric current by cordless, have
Completely isolated, safety, advantage with high accuracy；
Two, the efficient current detection device of the frequency converter realizes the modularized design of current detection means, is easy to carry out
Assembling and assembly, it is ensured that the performance of entire detection process is stablized.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Using equivalent structure or equivalent flow shift made by the utility model description, it is applied directly or indirectly in other phases
The technical field of pass, is also included in the patent protection scope of the utility model.
Claims (7)
1. a kind of efficient current detection device of frequency converter, which is characterized in that including bracket, magnetic core and detection plate, the bracket
Including the first fixation member, support member and the second fixation member, the one side and the support portion of first fixation member
The one side of part is connected, and the first groove and the second groove are provided in the support member, and the bottom surface of second groove is high
In the bottom surface of first groove, second fixation member is located at the support member lower part and is connected with the support member
It connects, the magnetic core is located in first groove, and the shape of the magnetic core is c-type, and the detection plate includes the first detection plate, the
Two detection plates, third detection plate and the 4th detection plate, first detection plate and second detection are vertically arranged, and described first
Detection plate is located in first fixation member, and the side of second detection plate and second groove touches setting, described
Third detection plate is vertically arranged with second detection plate, and is arranged in parallel with the bottom of first groove, the 4th inspection
Drafting board is vertically arranged with the third detection plate, and the side of the third detection plate and second fixation member touches setting.
2. the efficient current detection device of frequency converter according to claim 1, which is characterized in that first fixed part
Part, the support member and second fixation member integrated molding obtain.
3. the efficient current detection device of frequency converter according to claim 1, which is characterized in that first fixation member
With hole is set in first detection plate, first fixation member and first detection plate are screwed.
4. the efficient current detection device of frequency converter according to claim 1, which is characterized in that the opening of the magnetic core
Width be 2-5mm.
5. the efficient current detection device of frequency converter according to claim 1, which is characterized in that second fixation member
With hole is set in the 4th detection plate, second fixation member and the 4th detection plate are screwed.
6. the efficient current detection device of frequency converter according to claim 1, which is characterized in that the material of the detection plate
For copper.
7. the efficient current detection device of frequency converter according to claim 1, which is characterized in that first detection plate,
Second detection plate, the third detection plate and the 4th detection plate integrated molding obtain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920031348.5U CN209590113U (en) | 2019-01-09 | 2019-01-09 | A kind of efficient current detection device of frequency converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920031348.5U CN209590113U (en) | 2019-01-09 | 2019-01-09 | A kind of efficient current detection device of frequency converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209590113U true CN209590113U (en) | 2019-11-05 |
Family
ID=68351060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920031348.5U Active CN209590113U (en) | 2019-01-09 | 2019-01-09 | A kind of efficient current detection device of frequency converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209590113U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109870604A (en) * | 2019-01-09 | 2019-06-11 | 德威(苏州)新能源有限公司 | A kind of efficient current detection device of frequency converter |
-
2019
- 2019-01-09 CN CN201920031348.5U patent/CN209590113U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109870604A (en) * | 2019-01-09 | 2019-06-11 | 德威(苏州)新能源有限公司 | A kind of efficient current detection device of frequency converter |
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