CN204270250U - A kind of time writer of bimag - Google Patents
A kind of time writer of bimag Download PDFInfo
- Publication number
- CN204270250U CN204270250U CN201420587409.3U CN201420587409U CN204270250U CN 204270250 U CN204270250 U CN 204270250U CN 201420587409 U CN201420587409 U CN 201420587409U CN 204270250 U CN204270250 U CN 204270250U
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- magnetic core
- housing
- bimag
- time writer
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Abstract
The utility model relates to input media, discloses a kind of time writer of bimag, comprises: housing, and described housing has opening; First magnetic core, be fixed near described opening part in described housing, described first magnetic core has through hole; Second magnetic core, is arranged in described housing movably; Pen core, has first end and the second end, and described first end is through described through hole and described opening to expose described housing, and described second end is corresponding to described second magnetic core; Inductive coil, is set around described first magnetic core.When the time writer of the bimag using the utility model to provide, inductive coil is in all the time from the position close to electronic equipment, thus can reduce the energy loss of the electromagnetic induction signal transferring to electronic equipment as much as possible.
Description
Technical field
The utility model relates to input media, particularly a kind of time writer of bimag.
Background technology
In recent years, increasing electronic equipment adopts location input device as its input equipment.Location input device comprises position indicator and position detecting device, and wherein position detecting device is arranged in electronic equipment, and position indicator is also known as time writer.Based on electromagnetic induction principle, when user operates time writer on the position detecting device of electronic equipment, time writer can produce electromagnetic induction signal and by magnetic field feedback to position detecting device, thus makes electronic equipment produce input signal.
Be illustrated in figure 1 existing pen type coordinate indicator 1,1st ferrite core 13 is arranged in housing movably, 2nd ferrite core 16 is fixed in housing 10, coil 12 is set around on the 1st ferrite core 13, one end of 1st ferrite core 13 is connected to core body 11, and the other end is connected to the 2nd ferrite core 16 by wind spring 14.When using pen type coordinate indicator 1 on electronic equipment, the 1st ferrite core 13 promotes by core body 11 and moves up or move down by the elastic-restoring force of wind spring 14, thus makes electromagnetic induction signal change in coil 12.But, because coil 12 also follows the 1st ferrite core 13 to move up and down, coil 12 constantly changes relative to the distance of electronic equipment, and its intensity being transferred to the electromagnetic induction signal of electronic equipment is also all the time in change, and the input signal easily causing electronic equipment to receive is unstable; User operates pen type coordinate indicator 1 more firmly, and the distance that coil 12 moves up is larger, and its intensity being transferred to the electromagnetic induction signal of electronic equipment is less.
Utility model content
The purpose of this utility model is the time writer providing a kind of bimag, make in the use of time writer, inductive coil is in all the time from the position close to electronic equipment, thus can reduce the energy loss of the electromagnetic induction signal transferring to electronic equipment as much as possible.
For solving the problems of the technologies described above, embodiment of the present utility model provides a kind of time writer of bimag, comprises: housing, has opening; First magnetic core, be fixed near described opening part in described housing, described first magnetic core has through hole; Second magnetic core, is arranged in described housing movably; Pen core, has first end and the second end, and described first end is through described through hole and described opening to expose described housing, and described second end is corresponding to described second magnetic core; Inductive coil, is set around described first magnetic core.
The utility model embodiment in terms of existing technologies, first magnetic core is fixed near opening part in housing, and inductive coil is set around the first magnetic core, and the second magnetic core is arranged in housing movably, the first end of pen core through through hole with opening to expose housing, the second end is corresponding to the second magnetic core.Not only structure is simple, assembling difficulty is low for the time writer of the bimag that the utility model provides; And, because inductive coil is set around the first magnetic core and the first magnetic core is fixed near shell nozzle place, namely inductive coil is in from the position close to electronic equipment all the time, thus, when using time writer on electronic equipment, the energy loss of the electromagnetic induction signal transferring to electronic equipment can be reduced as much as possible, make electronic equipment obtain input signal large as far as possible.
In addition, the length of described first magnetic core is greater than the length of described second magnetic core.Thus the first magnetic core can the inductive coil grown as far as possible of winding because having larger length value, to strengthen electromagnetic induction signal as much as possible; Meanwhile, the second magnetic core has less quality because having less length value, be beneficial to its move the elastic parts elastic deformation caused after recovery.
In addition, the time writer of bimag also comprises: support, is arranged in described housing; Circuit board, is fixed on described support; Elastic parts, is arranged between described second magnetic core and described support.Described elastic parts is the combination of spring, cushion or spring and cushion.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of existing pen type coordinate indicator 1;
Fig. 2 is the schematic diagram of the time writer of bimag according to the utility model one better embodiment.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearly, below in conjunction with accompanying drawing, each embodiment of the present utility model is explained in detail.But, persons of ordinary skill in the art may appreciate that in each embodiment of the utility model, proposing many ins and outs to make reader understand the application better.But, even without these ins and outs with based on the many variations of following embodiment and amendment, each claim of the application technical scheme required for protection also can be realized.
The utility model one better embodiment relates to a kind of time writer of bimag, and as shown in Figure 2, time writer 1 comprises housing 10, circuit board 11, support 12, elastic parts 13, first magnetic core 14, second magnetic core 15, inductive coil 16 and pen core 17.But the utility model does not impose any restrictions this.
In present embodiment, housing 10 is essentially the hollow tube that one end is closed, and its other end has opening 101.Support 12 is arranged in housing 10, and the Part I of support 12 has the first holding part 121, and the Part II of support 12 has an end face 122.First holding part 121 is for fixing circuit board 11.End face 122 and housing 10 form the second holding part 123, and the second holding part 123 is communicated in opening 101.
Elastic parts 13, first magnetic core 14, second magnetic core 15, inductive coil 16 and pen core 17 are all arranged in the second holding part 123.Specifically, in present embodiment, the first magnetic core 14 is such as circular ring structure, and it has through hole 141; First magnetic core 14 is fixed in the second holding part 123 near opening 101 place.Second magnetic core 15 is such as right cylinder, and it is arranged in the second holding part 123 movably; That is, the second magnetic core 15 can towards near the first magnetic core 14 or move away from the direction of the first magnetic core 14 in the second holding part 123.Second magnetic core 15 has the first end 151 of first end 151 and the second end 152, second magnetic core 15 in the face of the first magnetic core 14.Inductive coil 16 is for generation of electromagnetic induction signal, and it is set around the first magnetic core 14.Wherein, the length of the first magnetic core 14 is greater than the length of the second magnetic core 15.That is regularly, the ratio that the first magnetic core 14 accounts for total length is greater than the ratio that the second magnetic core 15 accounts for total length to the total length one of the second holding part 123 formed when end face 122 and the housing 10 of support 12.
Pen core 17 has first end 171 and the second end 172.The opening 101 of through hole 141 and housing 10 that first end 171 passes the first magnetic core 14 is to expose housing 10, and the second end 172 corresponds to the first end 151 of the second magnetic core 15, moves to promote the second magnetic core 15.Specifically, the second end 172 of pen core 17 has boss, and this boss is the plane that shape and area correspond to the first end 151 of the second magnetic core 15, and boss is directly held in the first end 151 of the second magnetic core 15 better to play a role in promoting; Further, because this boss cannot pass from this through hole, pen core 17 cannot be come off from this housing 10.
One end of elastic parts 13 is directly held in the second magnetic core 15 second end 152, and the other end is held in the end face 122 of support 12.Wherein, elastic parts 13 comprises spring 131 and cushion 132, but the utility model does not impose any restrictions this, and in other embodiment, elastic parts only can comprise spring or only comprise cushion.
Time writer of the present utility model is in time using, and when external force puts on pen core 17 and external force is greater than the screen resilience of elastic parts 13, the second magnetic core 15 is promoted by pen core 17 and away from the first magnetic core 14; When the screen resilience being less than elastic parts 13 is cancelled or be decreased to external force, the second magnetic core 15 is promoted and close first magnetic core 14 by the screen resilience of elastic parts 13.Thus, the electromagnetic induction signal changed in inductive coil 16.Because inductive coil is set around on the first magnetic core 14 of being fixed near housing 10 opening 101 place around 16, namely, inductive coil is in from the position close to electronic equipment all the time, thus the energy loss of the electromagnetic induction signal transferring to electronic equipment can be reduced as much as possible, make electronic equipment can obtain input signal large as far as possible all the time.
Further, the first magnetic core 14 can the inductive coil grown as far as possible of winding because having relatively large length value, to increase the intensity of the electromagnetic induction signal that inductive coil produces to greatest extent; Meanwhile, the second magnetic core 15 has less quality because having relatively little length value, is beneficial to the recovery after elastic parts 13 elastic deformation.
Persons of ordinary skill in the art may appreciate that the respective embodiments described above realize specific embodiment of the utility model, and in actual applications, various change can be done to it in the form and details, and do not depart from spirit and scope of the present utility model.
Claims (5)
1. a time writer for bimag, is characterized in that, comprises:
Housing, described housing has opening;
First magnetic core, be fixed near described opening part in described housing, described first magnetic core has through hole;
Second magnetic core, is arranged in described housing movably;
Pen core, has first end and the second end, and described first end is through described through hole and described opening to expose described housing, and described second end is corresponding to described second magnetic core;
Inductive coil, is set around described first magnetic core.
2. the time writer of bimag according to claim 1, is characterized in that, the length of described first magnetic core is greater than the length of described second magnetic core.
3. the time writer of bimag according to claim 1, is characterized in that, the second end of described pen core has boss, is held in described second magnetic core.
4. the time writer of bimag according to claim 1, is characterized in that, also comprises:
Support, is arranged in described housing;
Circuit board, is fixed on described support;
Elastic parts, is arranged between described second magnetic core and described support.
5. the time writer of bimag according to claim 4, is characterized in that, described elastic parts is the combination of spring, cushion or spring and cushion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420587409.3U CN204270250U (en) | 2014-10-11 | 2014-10-11 | A kind of time writer of bimag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420587409.3U CN204270250U (en) | 2014-10-11 | 2014-10-11 | A kind of time writer of bimag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204270250U true CN204270250U (en) | 2015-04-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420587409.3U Active CN204270250U (en) | 2014-10-11 | 2014-10-11 | A kind of time writer of bimag |
Country Status (1)
| Country | Link |
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| CN (1) | CN204270250U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109445621A (en) * | 2018-12-20 | 2019-03-08 | 四川仪岛科技有限公司 | A kind of permanent magnetism position indicator |
| WO2020056832A1 (en) * | 2018-09-19 | 2020-03-26 | 深圳市友基技术有限公司 | Electromagnetic ink pen |
| CN111984137A (en) * | 2020-08-31 | 2020-11-24 | 深圳市绘王动漫科技有限公司 | Electromagnetic pen, processing equipment and processing method |
| US11256344B2 (en) | 2018-09-19 | 2022-02-22 | Hanvon Ugee Technology Co., Ltd. | Passive electromagnelic pen |
| EP3961357A1 (en) * | 2020-08-31 | 2022-03-02 | Shenzhen Huion Animation Technology Co., Ltd. | Electromagnetic stylus, processing device, and processing method |
| US11287906B2 (en) | 2018-09-19 | 2022-03-29 | Hanvon Ugee Technology Co., Ltd. | Passive electromagnetic fountain pen |
-
2014
- 2014-10-11 CN CN201420587409.3U patent/CN204270250U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020056832A1 (en) * | 2018-09-19 | 2020-03-26 | 深圳市友基技术有限公司 | Electromagnetic ink pen |
| US11256344B2 (en) | 2018-09-19 | 2022-02-22 | Hanvon Ugee Technology Co., Ltd. | Passive electromagnelic pen |
| US11287906B2 (en) | 2018-09-19 | 2022-03-29 | Hanvon Ugee Technology Co., Ltd. | Passive electromagnetic fountain pen |
| US11360583B2 (en) | 2018-09-19 | 2022-06-14 | Hanvon Ugee Technology Co., Ltd. | Electromagnetic fountain pen |
| CN109445621A (en) * | 2018-12-20 | 2019-03-08 | 四川仪岛科技有限公司 | A kind of permanent magnetism position indicator |
| CN109445621B (en) * | 2018-12-20 | 2023-11-28 | 四川仪岛科技有限公司 | Permanent magnet position indicator |
| CN111984137A (en) * | 2020-08-31 | 2020-11-24 | 深圳市绘王动漫科技有限公司 | Electromagnetic pen, processing equipment and processing method |
| EP3961357A1 (en) * | 2020-08-31 | 2022-03-02 | Shenzhen Huion Animation Technology Co., Ltd. | Electromagnetic stylus, processing device, and processing method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |