CN204913991U - Telescoping device of sword - Google Patents
Telescoping device of sword Download PDFInfo
- Publication number
- CN204913991U CN204913991U CN201520686340.4U CN201520686340U CN204913991U CN 204913991 U CN204913991 U CN 204913991U CN 201520686340 U CN201520686340 U CN 201520686340U CN 204913991 U CN204913991 U CN 204913991U
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- CN
- China
- Prior art keywords
- magnet
- chute
- cutter hub
- retractor device
- cutter
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Abstract
The utility model discloses a telescoping device of sword, include: first magnet, second magnet and spout, first magnet and second magnet parallel arrangement, first magnet is fixed in the top of spout or top, second magnet and spout sliding connection, the cutter body is installed in the one end of second magnet back to first magnet, at least one is the electro -magnet in first magnet and the second magnet, be equipped with pulley or slider on the second magnet, pulley or slider setting are in the spout, pulley or slider size and spout phase -match, this kind of telescoping device of sword, moreover, the steam generator is simple in structure, circular telegram back cutter body can be flexible fast automatically.
Description
Technical field:
The utility model relates to the flexible technical field of cutter, particularly relates to a kind of retractor device of cutter.
Background technology:
The retractor device use motor of current cutter or spring realize cutter hub and stretch, and use motor flexible, complex structure, and speed is too slow, uses telescopic spring, can not realize automatic telescopic function.
Utility model content:
The purpose of this utility model is the retractor device providing a kind of cutter, and structure is simple, can quick-expansion automatically.
The utility model is for solving the problems of the technologies described above, a kind of retractor device of cutter is provided, comprise: the first magnet, the second magnet and chute, first magnet and the second magnet be arranged in parallel, first magnet is fixed on top or the top of chute, second magnet is connected with slide, and cutter hub is arranged on the second magnet one end back to the first magnet, and in the first magnet and the second magnet, at least one is electromagnet.
Above-mentioned second magnet is provided with pulley or slide block, and pulley or slide block are arranged in chute, and pulley or slide block size and chute match.
Also comprise the 3rd magnet, the 3rd magnet is all parallel with the second magnet with the first magnet, and the 3rd magnet is fixed on bottom or the below of chute, and the 3rd magnet is electromagnet or permanent magnet.
Above-mentioned 3rd magnet is provided with the passage passed through for cutter hub.
Be provided with buffer strip between above-mentioned first magnet and the second magnet, bottom chute, be provided with buffer strip.
Above-mentioned first magnet and the 3rd magnet are provided with buffer strip respectively and between the second magnet.
Above-mentioned buffer strip is yielding rubber bar or buffered silica gel bar.
Above-mentioned second magnet is provided with draw-in groove, and cutter hub is provided with the fin corresponding with draw-in groove, and fin and draw-in groove match.
Above-mentioned first magnet, the second magnet and/or the 3rd magnet are made up of multiple magnet respectively, by the attracting serial connection of magnetic pole between multiple magnet.
Relative to prior art, the beneficial effects of the utility model are:
1, when the first magnet is electromagnet, when second magnet is permanent magnet, first magnet powers up rear generation magnetic, when after powering up, the first magnet is identical with the second magnet opposite face polarity, first magnet produces repulsion to the second magnet, second magnet drives cutter hub to move downward in chute under the effect of repulsion, realization is stretched out, when after powering up, the first magnet is contrary with the second magnet opposite face polarity, first magnet produces suction to the second magnet, second magnet drives cutter hub to move upward in chute under the effect of suction, realize shrinking, structure is simple, automatically retractable after energising.
2, when the first magnet is electromagnet, second magnet is permanent magnet, when 3rd magnet is electromagnet, when the first magnet and the 3rd magnet power up rear opposite face polarity identical time, and the first magnet identical with the second magnet opposite face polarity time, first magnet produces repulsion to the second magnet, 3rd magnet produces suction to the second magnet, second magnet is under the effect of repulsion and suction, quick drive cutter hub sharp downward movement in chute, realization is stretched out, when the first magnet and the 3rd magnet oppositely power up rear opposite face polarity identical time, then the first magnet is contrary with the second magnet opposite face polarity, first magnet produces suction to the second magnet, 3rd magnet produces repulsion to the second magnet, second magnet is under the effect of repulsion and suction, quick drive cutter hub fast upward motion in chute, realize shrinking, increase by the 3rd magnet, with the first magnet simultaneously to the equidirectional effect of the second magnet, can quick-expansion automatically.
3, direct collision is produced when buffer strip avoids the first magnet and the second magnet to move under interacting, or produce direct collision when rapid movement bottom the second magnet and chute, or the second magnet and the 3rd magnet produce direct collision when moving under interacting, cause the first magnet, the second magnet or the 3rd magnet to damage, promote the service life of retractor device.
4, the second magnet is connected by fin and draw-in groove with cutter hub, the second magnet is connected more firm with cutter hub.
5, be serially connected by magnetic pole is attracting between multiple magnet, the magnetic of magnet can be made to increase, the increase of magnet magnetic can make the active force between the first magnet, the second magnet and/or the 3rd magnet strengthen, and makes cutter hub stretching motion speed faster.
Accompanying drawing illustrates:
Fig. 1 is the structural representation of the utility model embodiment one, embodiment two or embodiment three;
Fig. 2 is the structural representation of the utility model embodiment four, embodiment five or embodiment six;
Wherein: 1, cutter hub; 2, the first magnet rest area; 3, the second magnet; 4, the second magnet rest area; 5, chute, 6, pulley; 7, buffer strip; 8, the first magnet; 9, the second magnet; 10, passage.
Detailed description of the invention:
Below in conjunction with accompanying drawing, clear, complete description is carried out to the technical scheme of the utility model embodiment.
A kind of retractor device of cutter, comprise: the first magnet 8, second magnet 3 and chute 5, first magnet 8 and the second magnet 3 be arranged in parallel, first magnet 8 is fixed on top or the top of chute 5, second magnet 9 is slidably connected with chute 5, cutter hub 1 is arranged on the second magnet 9 one end back to the first magnet 8, and in the first magnet 8 and the second magnet 3, at least one is electromagnet.
Above-mentioned second magnet 3 is provided with pulley 6 or slide block, and pulley 6 or slide block are arranged in chute 5, and pulley 6 or slide block size and chute 5 match.
Also comprise the 3rd magnet the 9, three magnet 9 all parallel with the second magnet 3 with the first magnet 8, the 3rd magnet 9 is fixed on bottom or the below of chute 5, and the 3rd magnet 9 is electromagnet or permanent magnet.
Above-mentioned 3rd magnet 9 is provided with the path 10 passed through for cutter hub 1.
Be provided with buffer strip 7 between above-mentioned first magnet 8 and the second magnet 3, bottom chute 5, be provided with buffer strip 7.
Above-mentioned first magnet 8 and the 3rd magnet 9 are provided with buffer strip 7 respectively and between the second magnet 3.
Above-mentioned buffer strip 7 is yielding rubber bar or buffered silica gel bar.
Above-mentioned second magnet 3 is provided with draw-in groove, and cutter hub 1 is provided with the fin corresponding with draw-in groove, and fin and draw-in groove match.
Above-mentioned first magnet 8, second magnet 3 and/or the 3rd magnet 9 are made up of multiple magnet respectively, by the attracting serial connection of magnetic pole between multiple magnet.
As shown in Figure 1, the first magnet 8 is fixed on the first magnet rest area 2, the second magnet 3 is connected to form retractor device by pulley 6 or slide block and chute 5.
Embodiment one
When the first magnet 8 is electromagnet, when second magnet 3 is permanent magnets, first magnet 8 powers up rear generation magnetic, when after powering up, the first magnet 8 is identical with the second magnet 3 opposite face polarity, repulsion is produced between first magnet 8 and the second magnet 3, second magnet 3 drives cutter hub 1 to move downward in chute 5 under the effect of repulsion, realize cutter hub 1 to stretch out, when after powering up, the first magnet 8 is contrary with the second magnet 3 opposite face polarity, suction is produced between first magnet 8 and the second magnet 3, second magnet 3 drives cutter hub 1 to move upward in chute 5 under the effect of suction, realize cutter hub 1 to shrink, the retractor device structure of this cutter is simple, cutter hub 1 automatically retractable after energising.
Embodiment two
When the first magnet 8 is permanent magnets, when second magnet 3 is electromagnet, second magnet 3 powers up rear generation magnetic, when after powering up, the first magnet 8 is identical with the second magnet 3 opposite face polarity, repulsion is produced between first magnet 8 and the second magnet 3, second magnet 3 drives cutter hub 1 to move downward in chute 5 under the effect of repulsion, realize cutter hub 1 to stretch out, when after powering up, the first magnet 8 is contrary with the second magnet 3 opposite face polarity, suction is produced between first magnet 8 and the second magnet 3, second magnet 3 drives cutter hub 1 to move upward in chute 5 under the effect of suction, realize cutter hub 1 to shrink, the retractor device structure of this cutter is simple, cutter hub 1 automatically retractable after energising.
Embodiment three
When the first magnet 8 is electromagnet, when second magnet 3 is also electromagnet, first magnet 8 and the second magnet 3 power up rear generation magnetic simultaneously, when after powering up, the first magnet 8 is identical with the second magnet 3 opposite face polarity, repulsion is produced between first magnet 8 and the second magnet 3, second magnet 3 drives cutter hub 1 to move downward in chute 5 under the effect of repulsion, realize cutter hub 1 to stretch out, when after powering up, the first magnet 8 is contrary with the second magnet 3 opposite face polarity, suction is produced between first magnet 8 and the second magnet 3, second magnet 3 drives cutter hub 1 to move upward in chute 5 under the effect of suction, realize cutter hub 1 to shrink, the retractor device structure of this cutter is simple, cutter hub 1 automatically retractable after energising.
Buffer strip 7 selects yielding rubber or buffered silica gel, avoids producing direct collision during rapid movement bottom the first magnet 8 and the second magnet 3 or the first magnet 8 and chute 5, causes the first magnet 8 or the second magnet 3 to damage, the service life of lifting retractor device.
As shown in Figure 2, the first magnet 8 is fixed on the first magnet rest area 2, the 3rd magnet 9 is fixed on the 3rd magnet rest area 4, the second magnet 3 is connected to form retractor device by pulley 6 or slide block and chute 5.
Embodiment four
When the first magnet 8 is electromagnet, second magnet 3 is permanent magnets, when 3rd magnet 9 is electromagnet, first magnet 8 and the 3rd magnet 9 power up rear generation magnetic simultaneously, when the first magnet 8 is identical with the second magnet 3 opposite face polarity, when second magnet 3 is contrary with the 3rd magnet 9 opposite face polarity simultaneously, repulsion is produced between first magnet 8 and the second magnet 3, suction is produced between 3rd magnet 9 and the second magnet 3, second magnet 3 is under the effect of repulsion and suction, quick drive cutter hub 1 sharp downward movement in chute 5, realize cutter hub 1 to stretch out, oppositely powering up the first magnet 8 and the 3rd magnet 9 makes the first magnet 8 contrary with the second magnet 3 opposite face polarity, when second magnet 3 is identical with the 3rd magnet 9 opposite face polarity simultaneously, first magnet 8 and the second magnet 3 produce suction, 3rd magnet 9 produces repulsion to the second magnet 3, second magnet 3 is under the effect of repulsion and suction, quick drive cutter hub 1 fast upward motion in chute 5, realize cutter hub 1 to shrink, this retractor device, after energising, cutter hub 1 can quick-expansion automatically.
Embodiment five
When the first magnet 8 is permanent magnets, second magnet 3 is electromagnet, when 3rd magnet 9 is permanent magnets, generation magnetic after the second magnet 3 powers up, when the first magnet 8 is identical with the second magnet 3 opposite face polarity, when second magnet 3 is contrary with the 3rd magnet 9 opposite face polarity simultaneously, repulsion is produced between first magnet 8 and the second magnet 3, suction is produced between 3rd magnet 9 and the second magnet 3, second magnet 3 is under the effect of repulsion and suction, quick drive cutter hub 1 sharp downward movement in chute 5, realize cutter hub 1 to stretch out, oppositely powering up the second magnet 3 makes the first magnet 8 contrary with the second magnet 3 opposite face polarity, when second magnet 3 is identical with the 3rd magnet 9 opposite face polarity simultaneously, first magnet 8 and the second magnet 3 produce suction, 3rd magnet 9 produces repulsion to the second magnet 3, second magnet 3 is under the effect of repulsion and suction, quick drive cutter hub 1 fast upward motion in chute 5, realize cutter hub 1 to shrink, this retractor device, after energising, cutter hub 1 can quick-expansion automatically.
Embodiment six
When the first magnet 8, when second magnet 3 and the 3rd magnet 9 are all electromagnet, first magnet 8, second magnet 3 and the 3rd magnet 9 power up and all produce magnetic afterwards, when the first magnet 8 is identical with the second magnet 3 opposite face polarity, when 3rd magnet 9 is contrary with the second magnet 3 opposite face polarity simultaneously, repulsion is produced between first magnet 8 and the second magnet 3, suction is produced between 3rd magnet 9 and the second magnet 3, second magnet 3 is under the effect of repulsion and suction, quick drive cutter hub 1 sharp downward movement in chute 5, realize cutter hub 1 to stretch out, when the first magnet 8 is contrary with the second magnet 3 opposite face polarity, when 3rd magnet 9 is identical with the second magnet 3 opposite face polarity simultaneously, suction is produced between first magnet 8 and the second magnet 3, repulsion is produced between 3rd magnet 9 and the second magnet 3, second magnet 3 is under the effect of repulsion and suction, quick drive cutter hub 1 fast upward motion in chute 5, realize cutter hub 1 to shrink, this retractor device, after energising, cutter hub 1 can quick-expansion automatically.
Buffer strip 7 selects yielding rubber or buffered silica gel, direct collision is produced when avoiding the first magnet 8, second magnet 3 and the 3rd magnet 9 to move under interacting, cause the first magnet 8, second magnet 3 or the 3rd magnet 9 to damage, promote the service life of retractor device.
Second magnet 3 is connected by fin and draw-in groove with cutter hub 1, the second magnet 3 is connected more firm with cutter hub 1.
Be serially connected by magnetic pole is attracting between multiple magnet, the magnetic of magnet can be made to increase, the increase of magnet magnetic can make the active force between the first magnet 8, second magnet 3 and/or the 3rd magnet 9 strengthen, and makes cutter hub 1 stretching motion speed faster.
Above content is in conjunction with concrete preferred embodiment further detailed description of the utility model; can not assert that detailed description of the invention of the present utility model is only limitted to this; for the utility model person of an ordinary skill in the technical field; without departing from the concept of the premise utility; some simple deduction or replace can also be made, all should be considered as belonging to the utility model by submitted to claims determination scope of patent protection.
Claims (9)
1. the retractor device of a cutter, it is characterized in that, comprise: the first magnet, the second magnet and chute, first magnet and the second magnet be arranged in parallel, first magnet is fixed on top or the top of chute, second magnet is connected with slide, and cutter hub is arranged on the second magnet one end back to the first magnet, and in the first magnet and the second magnet, at least one is electromagnet.
2. the retractor device of cutter according to claim 1, is characterized in that, described second magnet is provided with pulley or slide block, and pulley or slide block are arranged in chute, and pulley or slide block size and chute match.
3. the retractor device of cutter according to claim 1 and 2, is characterized in that, also comprises the 3rd magnet, and the 3rd magnet is all parallel with the second magnet with the first magnet, and the 3rd magnet is fixed on bottom or the below of chute, and the 3rd magnet is electromagnet or permanent magnet.
4. the retractor device of cutter according to claim 3, is characterized in that, described 3rd magnet is provided with the passage passed through for cutter hub.
5. the retractor device of cutter according to claim 1, is characterized in that, is provided with buffer strip, is provided with buffer strip bottom chute between described first magnet and the second magnet.
6. the retractor device of cutter according to claim 3, is characterized in that, described first magnet and the 3rd magnet are provided with buffer strip respectively and between the second magnet.
7. the retractor device of the cutter according to claim 5 or 6, is characterized in that, described buffer strip is yielding rubber bar or buffered silica gel bar.
8. the retractor device of cutter according to claim 1, is characterized in that, described second magnet is provided with draw-in groove, and cutter hub is provided with the fin corresponding with draw-in groove, and fin and draw-in groove match.
9. the retractor device of cutter according to claim 7, is characterized in that, described first magnet, the second magnet and/or the 3rd magnet are made up of multiple magnet respectively, by the attracting serial connection of magnetic pole between multiple magnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520686340.4U CN204913991U (en) | 2015-09-07 | 2015-09-07 | Telescoping device of sword |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520686340.4U CN204913991U (en) | 2015-09-07 | 2015-09-07 | Telescoping device of sword |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204913991U true CN204913991U (en) | 2015-12-30 |
Family
ID=54963166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520686340.4U Active CN204913991U (en) | 2015-09-07 | 2015-09-07 | Telescoping device of sword |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204913991U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106493764A (en) * | 2015-09-07 | 2017-03-15 | 何广森 | A kind of retractor device of knife |
-
2015
- 2015-09-07 CN CN201520686340.4U patent/CN204913991U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106493764A (en) * | 2015-09-07 | 2017-03-15 | 何广森 | A kind of retractor device of knife |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |