CN211637213U - Wireless receiving magnetic core, wireless transmission structure and ultrasonic knife handle - Google Patents
Wireless receiving magnetic core, wireless transmission structure and ultrasonic knife handle Download PDFInfo
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- CN211637213U CN211637213U CN201922333834.5U CN201922333834U CN211637213U CN 211637213 U CN211637213 U CN 211637213U CN 201922333834 U CN201922333834 U CN 201922333834U CN 211637213 U CN211637213 U CN 211637213U
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 22
- 125000006850 spacer group Chemical group 0.000 claims description 22
- 230000005284 excitation Effects 0.000 abstract description 6
- 230000008054 signal transmission Effects 0.000 abstract description 4
- 238000003754 machining Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910000760 Hardened steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
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Abstract
The utility model relates to a processing equipment technical field discloses a wireless reception magnetic core, wireless transmission structure and ultrasonic wave handle of a knife. The wireless receiving magnetic core comprises an inner ring, a first side plate, a second side plate and a third side plate, wherein the first side plate, the second side plate and the third side plate are all in a circular ring shape, the first side plate, the second side plate and the third side plate are all sleeved on the inner ring, the second side plate is located between the first side plate and the third side plate, the first side plate, the second side plate and the inner ring form a first annular groove, and the second side plate, the third side plate and the inner ring form a second annular groove; a first wire accommodating groove is formed in the joint of the first side plate and the inner ring, and a second wire accommodating groove is formed in the joint of the third side plate and the inner ring. An upper layer of coil and a lower layer of coil can be arranged in the wireless receiving magnetic core at the same time, and the two layers of coils can be connected in series or in parallel, so that the excitation inductance can be improved finally, the leakage inductance can be reduced, the electric energy transmission efficiency can be improved, and the ultrasonic signal transmission efficiency can be improved.
Description
Technical Field
The utility model relates to a machining equips technical field, especially relates to a wireless receiving magnetic core, wireless transmission structure and ultrasonic wave handle of a knife.
Background
With the development of ultrasonic technology, the application of ultrasound in the field of material processing, especially special material processing, is more and more extensive. The ultrasonic vibration is added to the traditional machine tool machining tool, so that the composite machining of hard and brittle materials such as hardened steel, glass, ceramics and the like which are difficult to machine can be realized. The ultrasonic processing equipment generally comprises an electromagnetic transmitting device, wherein the electromagnetic transmitting device is used for transmitting a high-frequency electric energy signal generated by an ultrasonic generator to an ultrasonic receiving device of the tool handle in a wireless transmission mode, and is an important component in the ultrasonic processing equipment. However, the conventional electromagnetic receiving magnetic core has low excitation inductance, large leakage inductance and low power transmission efficiency, so that the ultrasonic signal transmission efficiency is poor, and the ultrasonic processing is not facilitated.
SUMMERY OF THE UTILITY MODEL
Accordingly, there is a need for a wireless receiving core, a wireless transmission structure, and an ultrasonic knife handle, wherein the wireless receiving core can increase the excitation inductance of the coil, reduce the leakage inductance, and improve the efficiency of transmitting electric energy.
In order to achieve the above object, a first aspect of the present invention provides a wireless receiving magnetic core, including an inner ring, a first side plate, a second side plate and a third side plate, wherein the first side plate, the second side plate and the third side plate are all in a circular ring shape, the inner side walls of the first side plate, the second side plate and the third side plate are all fixedly connected with the inner ring, the second side plate is located between the first side plate and the third side plate, the first side plate, the second side plate and the inner ring jointly enclose a first annular groove, and the second side plate, the third side plate and the inner ring jointly enclose a second annular groove; a first wire accommodating groove is formed in the joint of the first side plate and the inner ring, and a second wire accommodating groove is formed in the joint of the third side plate and the inner ring. First annular groove and second annular groove all are used for the installation coil, and two sets of coils can establish ties or parallelly connected, and for the single coil in the conventional receiving magnetic core, form the double ring groove structure in the wireless receiving magnetic core to make wireless transmission carry out twin coil work, form two return circuits transmission, the coupling area increase, the leakage inductance volume reduces, and the excitation inductance volume improves, wireless transmission efficiency increase.
When the load of the connecting end of the wireless receiving magnetic core is large, the two groups of receiving coils can be connected in series, and when the load of the connecting end of the wireless receiving magnetic core is small, the two groups of receiving coils can be connected in parallel. The parameters of the current power supply and the transmitting magnetic core are difficult to improve, so that the series effect is relatively better.
Preferably, the first annular groove and the second annular groove are equal in size. The coil in the wireless receiving magnetic core can correspond to two sides of the same transmitting coil, the coil parameters are the same, so that the size of the first annular groove is the same as that of the second annular groove, the coil in the wireless receiving magnetic core can also correspond to the two transmitting coils, and the coils have the same size and parameters, so that the signal transmission is more stable.
Preferably, an axial through hole is formed in the inner ring, the through hole penetrates through the first side plate, the second side plate and the third side plate, a first wire accommodating groove is formed at the joint of the first side plate and the inner ring, and a second wire accommodating groove is formed at the joint of the third side plate and the inner ring. The wire accommodating groove is used for leading in and/or leading out of the coil in the annular groove, and the overall structure can be more compact due to the arrangement of the wire accommodating groove.
Preferably, a fourth wire accommodating groove is formed at the joint of the second side plate and the inner ring, and a connecting wire is prefabricated in the fourth wire accommodating groove. When the two groups of coils are connected in series, the prefabricated connecting wire in the fourth wire accommodating groove can facilitate the direct connection of the two groups of coils.
Preferably, the outer end of the second side plate is provided with a third wire accommodating groove. When two sets of coils about needs are established ties, the wire can pass through the third wire storage tank directly connects two sets of coils to improve production efficiency.
Preferably, the third wire receiving groove is formed in an outer end of the second side plate on an opposite side of the axial through hole of the inner ring. Therefore, the dynamic balance problem caused by high-speed rotation of the ultrasonic knife handle can be avoided, and the processing stability of the ultrasonic knife handle is influenced.
Preferably, the third wire accommodating groove is elongated or curved.
Preferably, the inner ring, the first side plate, the second side plate and the third side plate are integrally formed.
A second aspect of the present invention provides a wireless transmission structure, including: a wireless transmitting core and a wireless receiving core according to any of the first aspect, wherein the wireless transmitting core and the wireless receiving core are used in cooperation.
Preferably, the wireless transmitting magnetic core comprises an upper top plate, a lower bottom plate, a spacer and side walls, the upper top plate, the lower bottom plate and the spacer are all arc-shaped, the outer side edges of the upper top plate, the lower bottom plate and the spacer are fixedly connected with the side walls, the spacer is located between the upper top plate and the lower bottom plate, the upper top plate, the spacer and the side walls jointly enclose a first groove, the lower bottom plate, the spacer and the side walls jointly enclose a second groove, and the arc lengths of the upper top plate and the lower bottom plate are all larger than the arc length of the spacer. When the wireless transmitting magnetic core works, the coils are placed in the first groove and the second groove, the coils are wound around the spacing piece, the coils are provided with an upper transmitting edge and a lower transmitting edge, the openings of the first groove and the second groove correspond to the coils in the wireless receiving device, so that the energy of the transmitting coils is completely utilized, the arc length of the spacing piece is smaller than the area of the magnetic core in the grooves due to the fact that the upper top plate and the lower bottom plate are arranged, the exciting inductance is further increased, and transmission efficiency is improved.
Preferably, the two ends of the side wall are provided with fifth wire accommodating grooves.
A third aspect of the present invention provides an ultrasonic scalpel handle, comprising a wireless receiving core as defined in any one of the first aspect.
Compared with the prior art, the utility model, its beneficial effect lies in: two sets of coils about can setting up simultaneously in the wireless receiving magnetic core, and two sets of coils establish ties or parallelly connected all can, can both improve excitation inductance value at last, reduce the inductance value that leaks, improve transmission electric energy efficiency, promote ultrasonic signal transmission efficiency. When the upper and lower groups of coils are connected in series, the coil belongs to a single loop coil, is easy to control and has stable performance; when the upper layer coil and the lower layer coil are connected in parallel, the two groups of circuits do not interfere with each other, and the requirement of two-phase power supply is met.
Drawings
Fig. 1 is a schematic structural diagram of a wireless receiving magnetic core in embodiment 1 of the present invention;
FIG. 2 is a rear view of FIG. 1;
FIG. 3 is a left side view of FIG. 1;
FIG. 4 is a schematic view of an ultrasonic scalpel handle and a wireless transmission device in an embodiment;
FIG. 5 is a schematic diagram of a wireless transmitting core;
in the figure, 1-a first side plate, 2-a second side plate, 3-a third side plate, 4-an inner ring, 5-a first annular groove, 6-a second annular groove, 7-a first wire accommodating groove, 8-a second wire accommodating groove, 9-a third wire accommodating groove, 10-a wireless receiving magnetic core, 11-a wireless transmitting magnetic core, 12-an ultrasonic knife handle, 111-a side wall, 112-an upper top plate, 113-a lower bottom plate, 114-a spacer, 115-a fifth wire accommodating groove.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and the following detailed description. It should be understood that the detailed description and specific examples, while indicating the scope of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.
It should be understood that the terms "first", "second", etc. are used herein to describe various information, but the information should not be limited to these terms, which are only used to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The utility model discloses a first aspect provides a wireless receiving magnetic core, and detailed implementation mode is as follows.
Examples
As shown in fig. 1-3, the wireless receiving magnetic core 10 includes an inner ring 4, a first side plate 1, a second side plate 2, and a third side plate 3, where the first side plate 1, the second side plate 2, and the third side plate 3 are all circular rings, the inner side walls of the first side plate 1, the second side plate 2, and the third side plate 3 are all fixedly connected to the inner ring 4, the second side plate 2 is located between the first side plate 1 and the third side plate 3, the first side plate 1, the second side plate 2, and the inner ring 4 together enclose a first annular groove 5, and the second side plate 2, the third side plate 3, and the inner ring 4 together enclose a second annular groove 6; a first wire accommodating groove 7 is formed at the joint of the first side plate 1 and the inner ring 4, and a second wire accommodating groove 8 is formed at the joint of the third side plate 3 and the inner ring 4. The first annular groove and the second annular groove are used for placing coils, the two groups of coils can be connected in series or in parallel, and compared with a single-layer coil in a conventional receiving magnetic core, the coupling area is increased, the leakage inductance is reduced, the excitation inductance is improved, and the electric energy transmission efficiency is higher.
Preferably, as shown in fig. 2, the first annular groove 5 and the second annular groove 6 are equal in size. The annular groove is used for accommodating a coil, and the coil of the wireless receiving magnetic core is wound in the accommodating groove in the ferrite.
Preferably, as shown in fig. 1 and 3, an axial through hole is formed in the inner ring 4, and the through hole penetrates through the first side plate 1, the second side plate 2 and the third side plate 3, a first wire accommodating groove 7 is formed at a joint of the first side plate 1 and the inner ring 4, and a second wire accommodating groove 8 is formed at a joint of the third side plate 3 and the inner ring 4. The wire accommodating groove is used for leading in and/or leading out of the coil in the annular groove.
As a preferred scheme, a fourth wire receiving groove (shown in fig. 3 that the first wire receiving groove, the second wire receiving groove and the fourth wire receiving groove are overlapped) is formed at a joint of the second side plate 2 and the inner ring 4, and a connecting wire is prefabricated in the fourth wire receiving groove. When the two groups of coils are connected in series, the prefabricated connecting wire in the fourth wire accommodating groove can facilitate the direct connection of the two groups of coils.
Preferably, as shown in fig. 2, a third wire receiving groove 9 is disposed at an outer end of the second side plate 2. When two groups of coils are required to be connected in series, the wiring can pass through the third lead accommodating groove 9 to directly connect the two groups of coils in series, so that the production efficiency is improved.
Preferably, the third wire receiving groove 9 is formed at an outer end of the second side plate 2 on the opposite side of the axial through hole of the inner ring 4. Therefore, the dynamic balance problem caused by high-speed rotation of the ultrasonic knife handle can be avoided, and the processing stability of the ultrasonic knife handle is influenced.
Preferably, as shown in fig. 3, the third wire receiving groove 9 is elongated or curved. Meanwhile, the depth and the width of the third wire accommodating groove 9 are not too large, and the depth and the width are too large, so that when the high-speed rotation is easily caused, the wire is thrown to the edge of a large space by high-speed centrifugal force to influence dynamic balance.
Preferably, the inner ring 4, the first side plate 1, the second side plate 2 and the third side plate 3 are integrally formed.
A second aspect of the present invention provides a wireless transmission structure, including: a wireless transmitting magnetic core 11 and a wireless receiving magnetic core 10 as described in any of the first aspect, wherein the wireless transmitting magnetic core 11 is used in cooperation with the wireless receiving magnetic core 10.
Preferably, as shown in fig. 5, the wireless transmitting core 11 includes an upper top plate 112, a lower bottom plate 113, a spacer 114 and a side wall 111, the upper top plate 112, the lower bottom plate 113 and the spacer 114 are all arc-shaped, outer sides of the upper top plate 112, the lower bottom plate 113 and the spacer 114 are all fixedly connected with the side wall 111, the spacer 114 is located between the upper top plate 112 and the lower bottom plate 113, the upper top plate 112, the spacer 114 and the side wall 111 together form a first groove, the lower bottom plate 113, the spacer 114 and the side wall 111 together form a second groove, and arc lengths of the upper top plate 112 and the lower bottom plate 113 are all greater than an arc length of the spacer 114.
Preferably, as shown in fig. 5, fifth wire receiving grooves 115 are disposed at both ends of the side wall 111. The arrangement of the wire accommodating groove can make the whole structure more compact.
The third aspect of the utility model provides an ultrasonic wave handle of a knife 12, it includes as any one of the first aspect wireless reception magnetic core 10, wireless transmission magnetic core 11 passes through the fixed bolster to be fixed on lathe main shaft non-rotation terminal surface, wireless reception magnetic core 10 corresponds the setting with wireless transmission magnetic core 11.
After the coil is installed in the wireless receiving magnetic core 10, the wireless receiving magnetic core is used for receiving the signal sent by the wireless transmitting device, the sensed signal is restored into a high-frequency electric energy signal and is transmitted to the ultrasonic transducer on the ultrasonic knife handle 12, the ultrasonic transducer is used for converting a frequency electric signal into high-frequency mechanical vibration by utilizing the piezoelectric reverse effect of the piezoelectric vibrator, the mechanical vibration is amplified and transmitted to a cutting tool machining workpiece through the amplitude transformer, further, the ultrasonic machining can be realized by matching with a traditional common machine tool, the rotating ultrasonic machining mode is realized, the application range is large, the wireless receiving magnetic core is compared with a traditional ultrasonic machining machine tool, the structure is simple, and the.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.
Claims (10)
1. A wireless receiving magnetic core is characterized by comprising an inner ring, a first side plate, a second side plate and a third side plate, wherein the first side plate, the second side plate and the third side plate are all in a circular ring shape; a first wire accommodating groove is formed in the joint of the first side plate and the inner ring, and a second wire accommodating groove is formed in the joint of the third side plate and the inner ring.
2. The wireless receiving core according to claim 1, wherein the inner ring has an axial through hole, and the through hole penetrates through the first side plate, the second side plate and the third side plate.
3. The wireless receiving core according to claim 2, wherein a fourth wire receiving groove is formed at a connection portion of the second side plate and the inner ring, and a connecting wire is preformed in the fourth wire receiving groove.
4. The wireless receiving core according to claim 1 or 2, wherein a third wire receiving groove is provided at an outer end of the second side plate.
5. The wireless receiving core according to claim 4, wherein the third wire receiving recess is provided at an outer end of the second side plate on an opposite side of the axial through hole of the inner ring.
6. The wireless receiving core according to claim 4, wherein the third wire receiving groove is elongated or curved.
7. A wireless transmission structure, comprising: a wireless transmitting core and a wireless receiving core according to any of claims 1-6, wherein the wireless transmitting core is used in cooperation with the wireless receiving core.
8. The wireless transmission structure of claim 7, wherein the wireless transmitting core comprises an upper top plate, a lower bottom plate, a spacer and side walls, the upper top plate, the lower bottom plate and the spacer are all arc-shaped, the outer sides of the upper top plate, the lower bottom plate and the spacer are all fixedly connected with the side walls, the spacer is located between the upper top plate and the lower bottom plate, the upper top plate, the spacer and the side walls jointly enclose a first groove, the lower bottom plate, the spacer and the side walls jointly enclose a second groove, and the arc lengths of the upper top plate and the lower bottom plate are all larger than the arc length of the spacer.
9. The wireless transmission structure of claim 7, wherein fifth wire receiving slots are disposed at both ends of the sidewall.
10. An ultrasonic scalpel handle comprising the wireless receiving core as defined in any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922333834.5U CN211637213U (en) | 2019-12-23 | 2019-12-23 | Wireless receiving magnetic core, wireless transmission structure and ultrasonic knife handle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922333834.5U CN211637213U (en) | 2019-12-23 | 2019-12-23 | Wireless receiving magnetic core, wireless transmission structure and ultrasonic knife handle |
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| Publication Number | Publication Date |
|---|---|
| CN211637213U true CN211637213U (en) | 2020-10-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922333834.5U Expired - Fee Related CN211637213U (en) | 2019-12-23 | 2019-12-23 | Wireless receiving magnetic core, wireless transmission structure and ultrasonic knife handle |
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| CN (1) | CN211637213U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114536451A (en) * | 2022-03-07 | 2022-05-27 | 深圳己道科技有限公司 | Precise wireless ultrasonic coupler with high adaptability |
-
2019
- 2019-12-23 CN CN201922333834.5U patent/CN211637213U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114536451A (en) * | 2022-03-07 | 2022-05-27 | 深圳己道科技有限公司 | Precise wireless ultrasonic coupler with high adaptability |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210428 Address after: 510663 Room 101, building a, No. 6, Nanyun 2nd Road, Huangpu District, Guangzhou City, Guangdong Province Patentee after: SMARTGUY INTELLIGENT EQUIPMENT Co.,Ltd. Patentee after: SMARTGUY INTELLIGENT EQUIPMENT Co.,Ltd. GUANGZHOU BRANCH Patentee after: CONPROFE TECHNOLOGY GROUP Co.,Ltd. Address before: 510663 the first and second floors of gate machine building (Block C), Pinyao Electronic Industrial Park, No. 8, Yuner Road, south of Science City, Guangzhou high tech Industrial Development Zone, Guangdong Province Patentee before: CONPROFE TECHNOLOGY GROUP Co.,Ltd. Patentee before: SMARTGUY INTELLIGENT EQUIPMENT Co.,Ltd. GUANGZHOU BRANCH |
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| 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: 20201009 |