CN210038132U - Global surface electromagnetic force measuring system - Google Patents
Global surface electromagnetic force measuring system Download PDFInfo
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- CN210038132U CN210038132U CN201920617845.3U CN201920617845U CN210038132U CN 210038132 U CN210038132 U CN 210038132U CN 201920617845 U CN201920617845 U CN 201920617845U CN 210038132 U CN210038132 U CN 210038132U
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- electromagnetic force
- surface electromagnetic
- threaded rod
- measuring sensor
- driving mechanism
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Abstract
The utility model provides a universe surface electromagnetic force measurement system, including measuring the skeleton, location cantilever mechanism and host computer, measure the skeleton lock joint and be surveyed electrical equipment surface, location cantilever mechanism includes the rotating member of vertical setting and the hanging object roof beam that the level set up, the bottom of rotating member is connected to on the lateral wall of measuring the skeleton, the one end of hanging object roof beam is connected to on the rotating member, the bottom of hanging object roof beam is hung and is carried surface electromagnetic force measuring sensor, location cantilever mechanism is connected with actuating mechanism, actuating mechanism is used for driving hanging object roof beam and carries out elevating movement, drive rotating member drive hanging object roof beam rotation and drive surface electromagnetic force measuring sensor and carry out radial movement along hanging object roof beam, surface electromagnetic force measuring sensor with actuating mechanism all connects the host computer. Surface electromagnetic force measuring transducer can realize the mechanical motion of three degree of freedom, accomplish and be surveyed electrical equipment's global electromagnetic force and measure.
Description
Technical Field
The invention belongs to the field of electromagnetic force measurement, and particularly relates to a surface electromagnetic force measurement system.
Background
Electromagnetic force is the second powerful of the four fundamental forces and is currently widely used in the electrical field. When the electromagnetic force is used as a design principle to realize the operation of various electrical equipment, the electromagnetic force can also cause negative effects such as equipment fatigue, material fracture, noise pollution and the like on a system, so that the measurement of the electromagnetic force is an important aspect of the evaluation of the safe operation of the electrical equipment.
At present, the measuring means for electromagnetic force includes contact measurement and non-contact measurement, wherein the non-contact measurement refers to that the electromagnetic force applied to an object is obtained by technologies such as photoelectricity and electromagnetism without contacting the object to be measured, and typical methods include a laser triangulation method and machine vision measurement. Compared with non-contact measurement, the non-contact measurement has low measurement precision and high operation difficulty. Therefore, currently, contact measurement schemes, such as acceleration sensors, force sensors, etc., are generally used for measuring electromagnetic forces on mechanical structures. However, the current contact measurement method adopts characteristic point measurement for measuring the electromagnetic force, global electromagnetic force measurement is in short supply, and a measurement tool is lacked for the electromagnetic force distribution condition of the system.
Disclosure of Invention
In view of the above, the present invention is directed to a global electromagnetic force measurement system, so as to solve the shortage of global electromagnetic force measurement in the conventional contact measurement apparatus.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
a global surface electromagnetic force measuring system comprises a measuring framework, a positioning cantilever mechanism and an upper computer, the measuring framework is buckled on the surface of the tested electrical equipment, the positioning cantilever mechanism comprises a vertically arranged rotating piece and a horizontally arranged suspension beam, the bottom of the rotating member is connected to the outer side wall of the measuring skeleton, one end of the suspension beam is connected to the rotating member, a surface electromagnetic force measuring sensor for detecting the surface electromagnetic force of the tested electrical equipment is hung at the bottom of the suspension beam, the positioning cantilever mechanism is connected with a driving mechanism, the driving mechanism is used for driving the suspension beam to be driven to move up and down and drive the rotating part to drive the suspension beam to rotate and drive the surface electromagnetic force measuring sensor to be driven to move radially, and the surface electromagnetic force measuring sensor and the driving mechanism are respectively connected with the upper computer.
Further, the measuring framework comprises a rectangular frame and bone nodes, the bottom of the rotating piece is connected to the bone nodes, and the bone nodes are connected to the outer side wall of the rectangular frame.
Furthermore, all be provided with distance measuring sensor on the inside wall on the adjacent both sides of rectangle frame for measure with relative distance between the surface electromagnetic force measuring sensor, distance measuring sensor connects the host computer.
Further, the rotating part comprises a first threaded rod and an optical axis, the bottom of the first threaded rod and the bottom of the optical axis are connected to the horizontally arranged rotating disk, the driving mechanism comprises a first driving mechanism and a second driving mechanism, the first driving mechanism is connected with the first threaded rod and drives the first threaded rod to rotate, and the second driving mechanism is connected with the rotating disk and drives the rotating disk to rotate.
Further, the second drive mechanism is enclosed in a connection block, the bottom of which is connected to the bone node.
Furthermore, the hanging beam comprises a second threaded rod and a connecting piece arranged at one end of the second threaded rod, the connecting piece penetrates through the first threaded rod and the optical axis and the rotating piece are connected together, and the inner side of the connecting piece is meshed with the first threaded rod.
Furthermore, be provided with on the second threaded rod with second threaded rod engaged with location carry platform, location carry platform is used for the carry surface electromagnetic force measuring transducer, actuating mechanism still includes third actuating mechanism, third actuating mechanism connects second threaded rod and drive the second threaded rod rotates.
Furthermore, the measuring framework further comprises a plane clamping plate structure for clamping the measuring framework and the measured electric equipment.
Compared with the prior art, the global surface electromagnetic force measurement system has the following advantages:
(1) the surface electromagnetic force measuring sensor disclosed by the invention realizes mechanical motion with three degrees of freedom, and the global electromagnetic force measurement of the tested electrical equipment is automatically completed by controlling the driving mechanism through the upper computer;
(2) the distance measuring sensor measures the relative position of the distance measuring sensor and the surface electromagnetic force measuring sensor and transmits the relative position to an upper computer, and the upper computer accurately positions the surface measuring sensor to a measuring position by controlling a second driving mechanism and a third driving mechanism.
(3) The measuring system disclosed by the invention is small in size and compact in structure, the measuring framework and the measured electrical equipment are clamped through the planar clamping plate structure, and the stability of the equipment is better.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a block diagram of a measurement system according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a positioning cantilever mechanism according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a measurement framework according to an embodiment of the present invention.
Description of reference numerals:
1-an upper computer; 2-measuring the skeleton; 3-positioning the cantilever mechanism; 4-a range sensor; 5-surface electromagnetic force measuring sensor; 6-a rectangular frame; 7-bone node; 8-plane splint structure; 9-a rotating member; 10-suspended beam; 11-positioning a mounting platform; 12-equidistant screw holes on the bone nodes; 13-a first drive mechanism; 14-a connection station; 15-a third drive mechanism; 16-a rotating disc; 801-upper splint; 802-lower splint; 803-supporting walls; 901-first threaded rod; 902-optical axis; 1001-second threaded rod; 1002-connecting piece.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
As shown in fig. 1, 2 and 3, a global surface electromagnetic force measuring system comprises a measuring framework 2, a positioning cantilever mechanism 3 and an upper computer 1, wherein the measuring framework 2 comprises a rectangular frame 6, bone nodes 7 and a planar clamping plate structure 8, the rectangular frame 6 is used for being buckled on the surface of an electrical device to be measured, the bone nodes 7 are connected to any position of the outer side wall of the rectangular frame 6, only one connecting position of the bone nodes is shown in fig. 3, namely, beside the top corner of the rectangular frame 6, the planar clamp structure 8 comprises an upper clamp plate 801, a lower clamp plate 802 and a support wall 803, the upper clamp plate 801 is rotatably connected with the support arm 803, the lower clamp plate 802 is rotatably connected with the support arm 803, and the upper clamp plate and the lower clamp plate are provided with screw holes, two clamping plates are fixed on the upper surface of the rectangular frame 6 and the lower surface of the tested electrical equipment through bolts, thereby clamping the rectangular frame 6 and the tested electric equipment and reinforcing the connection of the rectangular frame 6 and the tested electric equipment.
The positioning cantilever mechanism 3 comprises a vertically arranged rotating member 9 and a horizontally arranged suspension beam 10, the rotating member 9 comprises a first threaded rod 901 and an optical axis 902, specifically, the optical axis 902 is provided with 4, the first threaded rod 901 is surrounded by the 4 optical axes, the bottom ends of the first threaded rod 901 and the optical axis 902 are connected to a horizontally arranged rotating disk 16, the suspension beam 10 comprises a second threaded rod 1001, a connecting member 1002 arranged at one end of the second threaded rod 1001 and a second optical axis arranged around the second threaded rod, the connecting member 1002 passes through the first threaded rod 901 and the optical axis 902 and is connected with the rotating member 9, the inner side of the connecting member 1002 is meshed with the first threaded rod 901, a positioning and hanging platform 11 meshed with the second threaded rod 1001 is arranged on the second threaded rod 1001, the positioning and hanging platform 11 passes through the second threaded rod 1001 and the second optical axis, a surface electromagnetic force measuring sensor 5 is hung on the positioning and hanging platform 11, the surface electromagnetic force measuring sensor 5 is connected with the upper computer 1 and uploads electromagnetic force information on the surface of the tested electrical equipment to the upper computer 1;
the driving mechanism comprises a first driving mechanism 13, a second driving mechanism (not shown in the figure) and a third driving mechanism 15, and the top end of the first threaded rod 901 is connected with a driving mechanism for driving the first threaded rodA first driving mechanism 13 for rotating the threaded rod 901, the rotating disk 16 is connected with a second driving mechanism for driving the rotating disk 16 to rotate, the second driving mechanism is packaged in a connecting table 14, the connecting table 14 is connected to a bone node 7, the bone node 7 is provided with a plurality of equidistant screw holes 12 for installing the connecting table 14, one end of the second threaded rod 1001 far away from the first threaded rod 901 is connected with a third driving mechanism 15 for driving the second threaded rod 1001 to rotate, the first, second and third driving mechanisms are connected with an upper computer 1, the upper computer 1 controls the first, second and third driving mechanisms to enable the surface electromagnetic force measuring sensor 5 to reach a desired position on the surface of the electrical equipment to be tested, the first driving mechanism 13 enables the second threaded rod 1001 to complete lifting action by controlling the first threaded rod 901 to rotate, and controls the height value z of the surface electromagnetic force measuring sensor 5, the second driving mechanism controls the movement of the bone node 7 to rotate the second threaded rod 1001 about the connecting member 1002, thereby controlling the azimuth angle of the surface electromagnetic force measuring sensor 5
As can be seen from the above, the first, second, and third driving mechanisms make the surface electromagnetic force measuring sensor 5 complete the movement with three degrees of freedom, and specifically, the first, second, and third driving mechanisms are stepping motors.
All be provided with distance measuring sensor 4 on the inside wall on the adjacent both sides of rectangle frame 6, it is concrete, distance measuring sensor 4 is infrared distance measuring sensor for measure and surface electromagnetic force measuring sensor 5's relative distance, infrared distance measuring sensor connects host computer 1, and host computer 1 receives the distance data that infrared distance measuring sensor measured.
The use method of the measuring device is as follows:
step 1: the measuring framework 2 is buckled on the surface of the measured electrical equipment, the edge area of the surface of the measured electrical equipment is clamped by a plane clamping plate structure 8 with a screw hole, and the connection with the measured electrical equipment is reinforced;
step 2: host computer 1 sets for the measuring range and the measuring position order of being surveyed electrical equipment surface, includes: geometric parameters, test precision and safe distance of the tested electrical equipment are input into the upper computer, meanwhile, the upper computer 1 obtains the initial position of the surface electromagnetic force measuring sensor 5 through the distance measuring sensor 4, and the upper computer selects a corresponding test range and a corresponding test sequence according to the initial position of the surface electromagnetic force measuring sensor 5, the geometric parameters and the test precision of the tested electrical equipment.
And step 3: the upper computer 1 controls the first driving mechanism 13 to lift the surface electromagnetic force measuring sensor 5 to a safe distance;
and 4, step 4: the distance measuring sensor 4 measures the relative distance to the surface electromagnetic force measuring sensor 5 in real time and uploads the relative distance to the upper computer 1, and the upper computer 1 controls the second driving mechanism and the third driving mechanism 15 until the distance measured by the distance measuring sensor 4 meets the condition that the surface electromagnetic force measuring sensor 5 reaches the position right above the initial measuring position.
And 5: the upper computer 1 controls the first driving mechanism 13 to bring the surface electromagnetic force measurement sensor 5 to the measurement position.
Step 6: the surface electric force measuring sensor 5 starts to measure, and after the measurement is finished, the electromagnetic force information of the surface of the measured electric equipment is uploaded to the upper computer 1;
and 7: and (5) repeating the steps 3-6, and updating the measurement position by the upper computer 1 to finish the measurement of all the positions in the measurement range.
And 8: after the test is finished, the upper computer 1 drives the first driving mechanism 13 to ascend to a safe distance.
Before the surface electromagnetic force of the electrical equipment is measured, the upper computer sets a measuring area and a measuring sequence of the surface of the electrical equipment to be measured, in the measuring process, the upper computer controls the first driving mechanism, the second driving mechanism and the third driving mechanism to realize the mechanical movement of three degrees of freedom of the surface electromagnetic force measuring sensor, the surface of the electrical equipment to be measured is automatically tracked, the surface electromagnetic force measuring sensor is accurately positioned to a measuring position appointed by the upper computer through the infrared distance measuring sensor, the surface electromagnetic force measurement of the whole measuring area is completed according to the measuring sequence, and after the measurement is completed, the upper computer draws a surface electromagnetic force distribution diagram according to the measuring data, so that the surface electromagnetic force distribution condition of the electrical equipment to be measured is visually.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (8)
1. A global surface electromagnetic force measurement system is characterized in that: comprises a measuring framework, a positioning cantilever mechanism and an upper computer, wherein the measuring framework is buckled on the surface of the tested electrical equipment, the positioning cantilever mechanism comprises a vertically arranged rotating part and a horizontally arranged suspension beam, the bottom of the rotating part is connected to the outer side wall of the measuring framework, one end of the suspension beam is connected to the rotating piece, a surface electromagnetic force measuring sensor for detecting the surface electromagnetic force of the tested electrical equipment is hung at the bottom of the suspension beam, the positioning cantilever mechanism is connected with a driving mechanism, the driving mechanism is used for driving the suspension beam to be driven to move up and down and drive the rotating part to drive the suspension beam to rotate and drive the surface electromagnetic force measuring sensor to be driven to move radially, and the surface electromagnetic force measuring sensor and the driving mechanism are respectively connected with the upper computer.
2. The global surface electromagnetic force measurement system of claim 1, wherein: the measuring skeleton comprises a rectangular frame and bone nodes, the bottom of the rotating piece is connected to the bone nodes, and the bone nodes are connected to the outer side wall of the rectangular frame.
3. The global surface electromagnetic force measurement system according to claim 2, wherein: all be provided with distance measuring sensor on the inside wall on the adjacent both sides of rectangle frame for measure with relative distance between the surface electromagnetic force measuring sensor, distance measuring sensor connects the host computer.
4. The global surface electromagnetic force measurement system according to claim 2, wherein: the rotating member comprises a first threaded rod and an optical axis, the bottom of the first threaded rod and the bottom of the optical axis are connected to the rotating disk arranged horizontally, the driving mechanism comprises a first driving mechanism and a second driving mechanism, the first driving mechanism is connected with the first threaded rod and drives the first threaded rod to rotate, and the second driving mechanism is connected with the rotating disk and drives the rotating disk to rotate.
5. The global surface electromagnetic force measurement system according to claim 4, wherein: the second drive mechanism is enclosed in a connection block, the bottom of which is connected to the bone node.
6. The global surface electromagnetic force measurement system according to claim 4, wherein: the suspension beam comprises a second threaded rod and a connecting piece arranged at one end of the second threaded rod, the connecting piece penetrates through the first threaded rod and the optical axis, the rotating piece is connected together, and the inner side of the connecting piece is meshed with the first threaded rod.
7. The global surface electromagnetic force measurement system of claim 6, wherein: be provided with on the second threaded rod with second threaded rod engaged with location carry platform, location carry platform is used for the carry surface electromagnetic force measuring transducer, actuating mechanism still includes third actuating mechanism, third actuating mechanism connects second threaded rod and drive the second threaded rod rotates.
8. The global surface electromagnetic force measurement system of claim 1, wherein: the measuring framework further comprises a plane clamping plate structure used for clamping the measuring framework and the tested electrical equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920617845.3U CN210038132U (en) | 2019-04-30 | 2019-04-30 | Global surface electromagnetic force measuring system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920617845.3U CN210038132U (en) | 2019-04-30 | 2019-04-30 | Global surface electromagnetic force measuring system |
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| CN210038132U true CN210038132U (en) | 2020-02-07 |
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| CN201920617845.3U Expired - Fee Related CN210038132U (en) | 2019-04-30 | 2019-04-30 | Global surface electromagnetic force measuring system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110031783A (en) * | 2019-04-30 | 2019-07-19 | 天津工业大学 | A kind of gamut surface measurement of electromagnetic system and measurement method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110031783A (en) * | 2019-04-30 | 2019-07-19 | 天津工业大学 | A kind of gamut surface measurement of electromagnetic system and measurement method |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200207 Termination date: 20210430 |