CN213688280U - Transformer core lamination thickness inspection measuring instrument - Google Patents
Transformer core lamination thickness inspection measuring instrument Download PDFInfo
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- CN213688280U CN213688280U CN202022569407.XU CN202022569407U CN213688280U CN 213688280 U CN213688280 U CN 213688280U CN 202022569407 U CN202022569407 U CN 202022569407U CN 213688280 U CN213688280 U CN 213688280U
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- transformer core
- core lamination
- lamination thickness
- thickness inspection
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Abstract
The utility model provides a transformer core lamination thickness inspection measuring instrument, the utility model relates to a measuring instrument, the utility model discloses a solve current iron core measurement structure and to transformer core thickness's detection efficiency low, problem that measurement accuracy is not accurate enough, the utility model discloses a two holders, a plurality of test probe, framework subassembly, two holder symmetries set up the top of framework subassembly, a plurality of test probe are a font tiling and set up on the upper surface of framework subassembly, the iron core lamination sets up between two holders. Through the utility model discloses, detect transformer core's lamination thickness, improve detection efficiency and measuring accuracy, make the automatic record of accomplishing of testing result, reduce personnel's measurement work load's burden, can also reduce and avoid the error rate of processes such as artificial measurement, record.
Description
Technical Field
The utility model relates to a measuring instrument, concretely relates to transformer core lamination thickness inspection measuring instrument.
Background
The core is the main magnetic circuit part in the transformer. Usually made by stacking hot-rolled or cold-rolled silicon steel sheets containing silicon in a high content and coated with an insulating varnish on their surface. The existing method for detecting the thickness of the lamination selects caliper measurement or ultrasonic principle thickness gauge measurement, and the caliper measurement has the defects that the manual inspection efficiency of a large amount of materials is low because the data volume of the lamination thickness of the transformer core is large, and the caliper structural measurement cannot be realized because special corner positions of the transformer core are in structural relation; in addition, most of the caliper records are handwritten and have a certain error rate. The caliper has low precision, the measurement result is greatly influenced by artificial factors, the caliper has low measurement efficiency, and each stage of measurement is needed;
the thickness gauge selecting the ultrasonic principle needs to be balanced in density of a measured material, needs to be a whole metal material, and a transformer iron core is formed by stacking silicon steel sheets with insulating paint with extremely thin thickness and is divided into a metal layer, an insulating paint layer and an air layer in a gap, so that the ultrasonic thickness measurement is inaccurate. The ultrasonic principle measurement structure also needs manual recording, and the measurement result is influenced by human factors. And the ultrasonic detection tool has strong specificity, is not suitable for the detection of the thickness of the transformer core stack, and has low efficiency for detecting the transformer core.
Based on the above, the existing iron core measuring structure has low detection efficiency for the thickness of the iron core of the transformer, and the measuring precision is not accurate enough.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve current iron core and measure the detection efficiency of structure to transformer core thickness and hang down, measurement accuracy is not accurate enough problem, and then provides a transformer core folds thick inspection measuring instrument.
The utility model discloses a solve the technical scheme that above-mentioned problem was taken and be:
the utility model provides a transformer core lamination thickness inspection measuring equipment includes two holders, a plurality of test probe, frame body subassembly, and two holder symmetries set up the top of frame body subassembly, a plurality of test probe are a font tiling setting and are in on the upper surface of frame body subassembly, the iron core lamination sets up between two holders.
Furthermore, the frame body assembly is formed by sequentially connecting a plurality of frame bodies in a straight line shape.
Furthermore, the plurality of frame bodies are sequentially spliced from left to right.
Further, each frame is a rectangular frame.
Furthermore, the right side of each frame body is provided with a groove, and the left side of an adjacent frame body is provided with a convex block matched with the groove.
Further, each clamping piece is a channel steel.
Further, the transformer core lamination thickness inspection and measurement equipment further comprises a liquid crystal display screen, and the liquid crystal display screen is installed on the outer surface of one frame body.
The utility model has the advantages that:
through the utility model, the lamination thickness of the transformer core is detected, the detection efficiency and the measurement accuracy are improved, the detection result is automatically recorded, the burden of the measurement workload of personnel is reduced, and the error rate of manual measurement, recording and other processes can be reduced and avoided;
the length of the frame body can be properly adjusted according to the length of the object to be measured, the disassembly and the assembly are simple and convenient, and the flexibility is high;
the utility model discloses simple structure, easy operation.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural view of the frame body.
Detailed Description
The first embodiment is as follows: the embodiment is described with reference to fig. 1 to 2, and the transformer core lamination thickness inspection and measurement device of the embodiment includes two clamping pieces 1, a plurality of detection probes 2, and a frame assembly, wherein the two clamping pieces 1 are symmetrically arranged above the frame assembly, the plurality of detection probes 2 are flatly laid in a straight line on the upper surface of the frame assembly, and the core laminations 4 are arranged between the two clamping pieces 1.
The iron core lamination is piled up by a plurality of silicon steel sheets of 0.2-0.3mm thickness and is formed, and test probe 2 is ke shi m1-100 distancer, and the chip model is: STM32 MP157, the signal output part of test probe is connected with the signal input part of chip, and the signal output part of chip is connected with the signal input part of liquid crystal display 5.
The second embodiment is as follows: the present embodiment is described with reference to fig. 1 and 2, and the frame assembly according to the present embodiment is formed by sequentially connecting a plurality of frames 3 in a line.
Other components and connections are the same as those in the first embodiment.
The third concrete implementation mode: the present embodiment is described with reference to fig. 1, and the present embodiment is formed by inserting a plurality of housings 3 in order from left to right. The number of the frame bodies 3 can be properly adjusted according to the length of the whole iron core measured surface, and the assembly and disassembly are convenient.
Other components are connected in the same manner as in the second embodiment.
The fourth concrete implementation mode: the present embodiment will be described with reference to fig. 1 and 2, and each of the housings 3 of the present embodiment is a rectangular housing.
Other components and connection relationships are the same as those in the first, second or third embodiment.
The fifth concrete implementation mode: referring to fig. 1 and 2, the right side of each frame 3 is provided with a groove 3-1, and the left side of an adjacent frame 3 is provided with a bump 3-2 matching with the groove 3-1.
The sixth specific implementation mode: the present embodiment will be described with reference to fig. 1 and 2, and each clip 1 in the present embodiment is a channel steel.
Two channel-section steels set up relatively, and every channel-section steel has the open-ended one side towards outside, presss from both sides tightly the iron core lamination through two channel-section steels. The channel steel can be supported and fixed through a support.
The other components and the connection relationship are the same as those in the fifth embodiment.
The seventh embodiment: the present embodiment is described with reference to fig. 1 and 2, and the apparatus for inspecting and measuring the thickness of the transformer core lamination further includes a liquid crystal display 5, and the liquid crystal display 5 is mounted on an outer surface of one frame 3.
The working principle is as follows:
1. adjusting equipment:
the bracket is a fixed plane on the bracket, the length of the spliced frame body is adjusted according to the length of the measured surface of the iron core, and whether the device is placed horizontally or not is judged through an electronic level meter and displayed. After the equipment is started and corrected and fixed, the equipment sends 2-point signals with a certain spacing distance, whether the signal emission surface of the equipment is horizontal to the iron core surface or not is judged, data are fed back through the liquid crystal display screen at any time, and the flat line surface is finely adjusted to accord with the inspection standard.
2. Formal measurement:
the equipment sends out a signal, the calculating chip judges that the iron core has a plurality of planes according to the signal with the same length reflected back, and the data obtained by displaying the width of each plane with the same signal length on the display screen can be directly displayed, and the drawing is compared with the standard acceptance. The data interface 6 can also be used for sending the obtained data to a computer, the data is directly filled in a matched software tool of the computer to form a record, whether the record is qualified or not is directly displayed in the recording process according to the manufacturer standard, and the inspection and acceptance are finished.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention has been disclosed with the preferred embodiment, it is not limited to the present invention, and any skilled person in the art can make modifications or changes equivalent to the equivalent embodiment without departing from the technical scope of the present invention, but all the modifications, equivalent substitutions, and improvements made to the above embodiments within the spirit and principle of the present invention still belong to the protection scope of the technical solution of the present invention.
Claims (7)
1. The utility model provides a transformer core lamination thickness inspection measuring instrument which characterized in that: the transformer core lamination thickness inspection measuring instrument comprises two clamping pieces (1), a plurality of detection probes (2) and a frame assembly, wherein the two clamping pieces (1) are symmetrically arranged above the frame assembly, the detection probes (2) are tiled in a straight line and arranged on the upper surface of the frame assembly, and an iron core lamination (4) is arranged between the two clamping pieces (1).
2. The transformer core lamination thickness inspection and measurement instrument according to claim 1, wherein: the frame body assembly is formed by sequentially connecting a plurality of frame bodies (3) in a straight line shape.
3. The transformer core lamination thickness inspection and measurement instrument according to claim 2, wherein: the plurality of frame bodies (3) are sequentially spliced from left to right.
4. The transformer core lamination thickness inspection and measurement instrument according to claim 3, wherein: each frame body (3) is a rectangular frame body.
5. The transformer core lamination thickness inspection and measurement instrument according to claim 4, wherein: the right side of each frame body (3) is provided with a groove (3-1), and the left side of an adjacent frame body (3) is provided with a convex block (3-2) matched with the groove (3-1).
6. The transformer core lamination thickness inspection and measurement instrument according to claim 1, wherein: each clamping piece (1) is a channel steel.
7. The transformer core lamination thickness inspection and measurement instrument according to claim 1, wherein: the transformer core lamination thickness inspection measuring instrument further comprises a liquid crystal display screen (5), and the liquid crystal display screen (5) is installed on the outer surface of one frame body (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022569407.XU CN213688280U (en) | 2020-11-09 | 2020-11-09 | Transformer core lamination thickness inspection measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022569407.XU CN213688280U (en) | 2020-11-09 | 2020-11-09 | Transformer core lamination thickness inspection measuring instrument |
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| Publication Number | Publication Date |
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| CN213688280U true CN213688280U (en) | 2021-07-13 |
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| CN202022569407.XU Active CN213688280U (en) | 2020-11-09 | 2020-11-09 | Transformer core lamination thickness inspection measuring instrument |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114166089A (en) * | 2021-12-07 | 2022-03-11 | 山东电工电气集团智能电气有限公司 | Multi-stage iron core measuring device and transformer measuring equipment |
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2020
- 2020-11-09 CN CN202022569407.XU patent/CN213688280U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114166089A (en) * | 2021-12-07 | 2022-03-11 | 山东电工电气集团智能电气有限公司 | Multi-stage iron core measuring device and transformer measuring equipment |
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