CN113012997A - Power supply change-over switch device for power distribution with convenient operation and simple structure - Google Patents
Power supply change-over switch device for power distribution with convenient operation and simple structure Download PDFInfo
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- CN113012997A CN113012997A CN202110211667.6A CN202110211667A CN113012997A CN 113012997 A CN113012997 A CN 113012997A CN 202110211667 A CN202110211667 A CN 202110211667A CN 113012997 A CN113012997 A CN 113012997A
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- simple structure
- power distribution
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- 238000009826 distribution Methods 0.000 title claims abstract description 23
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 3
- 229910000623 nickel–chromium alloy Inorganic materials 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 16
- 238000006243 chemical reaction Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 3
- 229910001120 nichrome Inorganic materials 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/12—Automatic release mechanisms with or without manual release
- H01H71/24—Electromagnetic mechanisms
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
Abstract
The invention relates to the technical field of switching devices, and discloses a power supply change-over switching device for power distribution, which is convenient to operate and simple in structure. This convenient operation simple structure's power conversion switching device for distribution, ninety degrees clockwise rotate and dial the dish, and the equipment power supply is switched to the circuit at second gag lever post top this moment to reached the more convenient effect of operation of structure simplification more. When the limiting disc rotates, the limiting column can play a role in guiding and limiting, so that the effect of avoiding influencing line identification by rotating the switch at will is achieved, when the circuit voltage is too high, the magnetic field intensity of the strong magnetic coil can be increased, the electric magnetic strip can move towards the strong magnetic coil, the circuit can be opened at the moment, and the effect of avoiding equipment damage by automatically cutting off the circuit when the voltage is too high is achieved.
Description
Technical Field
The invention relates to the technical field of switch devices, in particular to a power supply change-over switch device for power distribution, which is convenient to operate and simple in structure.
Background
The change-over switch device is mainly used for switching a multi-line low-voltage switch, a plurality of moving contacts are welded on a shaft in an overlapping mode, and the moving contacts are sequentially connected with or disconnected from the static contacts when a rotating shaft rotates, so that a circuit is switched. The switch mainly comprises a discrete type switch and an integrated type switch, and has the advantages of multiple contacts, multiple positions, small size, safe and reliable performance, flexible installation and the like.
The power transfer switch is often installed in a circuit when power distribution is carried out, so that the influence of circuit faults on the use of users is avoided, the internal structure of the existing transfer switch device is complex, the manufacturing cost is high, and therefore the development of the power transfer switch with a structure which is simplified and is more convenient to operate becomes an important problem.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the power supply conversion switch device for power distribution, which is convenient to operate and simple in structure, has the advantage of simpler structure and is more convenient to operate, and solves the problems of complex internal structure and higher manufacturing cost of the conventional conversion switch device.
(II) technical scheme
In order to achieve the purpose of simplifying the structure and facilitating the operation, the invention provides the following technical scheme: a power supply change-over switch device for power distribution, which is convenient to operate and simple in structure, comprises a shell, wherein a fixed strip-shaped frame is fixedly welded on the left side inside the shell, a fixed contact is fixedly connected on the right side inside the fixed strip-shaped frame, a compression spring is fixedly connected on the left side inside the shell, a transverse sliding plate is fixedly connected on one side, away from the shell, of the compression spring, a movable contact is fixedly connected on the right side of the transverse sliding plate, a first limiting rod is fixedly connected on the right side of the transverse sliding plate, a limiting disc is movably connected inside the shell, an arc-shaped groove is arranged on the left side inside the limiting disc, a limiting column is slidably connected inside the arc-shaped groove, a limiting groove is arranged on the left side of the limiting disc, a driving faceplate is movably connected inside the limiting disc, a driving shaft is fixedly connected on the top of the driving faceplate, and, the left side welding of stirring dish has the three hornblocks of instruction, the top sliding connection of spacing dish has the second gag lever post, the bottom sliding connection of spacing dish has the third gag lever post, the inside strong magnetic coil of right side fixedly connected with of casing, rectangular groove has been seted up on the positive right side of spacing dish, the inside fixedly connected with electric magnetic stripe in rectangular groove.
Preferably, the transverse sliding plate is an insulating plastic plate, the outer wall of the transverse sliding plate is connected with the inside of the fixed bar-shaped frame in a sliding mode, the transverse sliding plate can only move left and right in the inside of the fixed bar-shaped frame, and the outer wall of the first limiting rod is connected with the inside on the right side of the fixed bar-shaped frame in a sliding mode.
Preferably, the movable contact is arranged on the left side of the fixed contact, the right side of the movable contact is movably connected with the left side of the fixed contact, and the movable contact and the fixed contact are connected in series inside the first line.
Preferably, the arc-shaped groove is semi-arc-shaped, and three arc-shaped grooves are arranged on the left side of the limiting disc.
Preferably, the back of the limit column is fixedly connected inside the shell, and the axis of the limit column and the axis of the limit disc are on the same horizontal plane.
Preferably, the right side of the first limiting rod is connected with the inside of a limiting groove in a sliding mode, and the limiting groove is formed in the right left side of the limiting disc.
Preferably, the driving faceplate is of a regular octagonal structure and is matched with the shape of the inside of the limiting plate.
Preferably, the structure of the top of the second limiting rod is the same as the structure of the bottom of the third limiting rod and the structure of the left side of the first limiting rod.
Preferably, strong magnetic coil and movable contact and fixed contact establish ties in same circuit, strong magnetic coil is in the right side below of electric magnetic stripe, and the electromagnetism strip is made by nichrome material.
(III) advantageous effects
Compared with the prior art, the power supply change-over switch device for power distribution, which is convenient to operate and simple in structure, has the following beneficial effects:
1. this convenient operation simple structure's power change-over switch device for distribution, through stirring dish and spacing dish, the spacing groove, fixed contact, movable contact, the cooperation of second gag lever post is used, clockwise ninety degrees rotate and stir the dish, spacing dish drives the spacing groove and also can rotate ninety degrees along the trend needle this moment, further make fixed contact and movable contact separation, during the equipment power supply switches the circuit at second gag lever post top this moment, thereby reached the more convenient effect of simplified operation of structure.
2. This convenient operation simple structure's power change-over switch device for distribution uses through the cooperation of spacing dish and arc wall, spacing post, and when spacing dish rotated, the arc wall can slide at the outer wall of spacing post this moment, and spacing post can play direction and spacing effect to reached and avoided rotating switch at will to influence the effect of line identification.
3. This convenient operation simple structure's power supply change-over switch device for distribution, through strong magnetic coil and electric magnetic stripe, spacing dish, the spacing groove, the movable contact, the cooperation of first gag lever post is used, when circuit voltage is too high, strong magnetic coil's magnetic field intensity can the grow this moment, further make the electric magnetic stripe can be to strong magnetic coil motion, spacing dish can certain angle of clockwise rotation this moment, the spacing groove also can move certain angle this moment, further make first gag lever post drive movable contact left motion, the circuit can open circuit this moment, thereby the effect that the equipment damaged was avoided to automatic cutout circuit when having reached voltage too high.
Drawings
FIG. 1 is a schematic cross-sectional view of the overall structure of the present invention;
FIG. 2 is a schematic front view of the overall structure of the present invention;
FIG. 3 is a schematic front view of a limiting plate structure according to the present invention;
FIG. 4 is a schematic bottom view of the driving faceplate of the present invention;
FIG. 5 is an enlarged view of the structure A of FIG. 1 according to the present invention.
In the figure: 1. a housing; 2. fixing the strip-shaped frame; 3. a fixed contact; 4. a compression spring; 5. a transverse sliding plate; 6. a movable contact; 7. a first limit rod; 8. a limiting disc; 9. an arc-shaped slot; 10. a limiting column; 11. a limiting groove; 12. driving the faceplate; 13. a drive shaft; 14. a dial plate; 15. indicating a triangular block; 16. a second limiting rod; 17. a third limiting rod; 18. a strong magnetic coil; 81. a long groove; 82. an electric magnetic strip.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, a power supply change-over switch device for power distribution, which is convenient to operate and simple in structure, comprises a housing 1, a fixed strip frame 2 is fixedly welded on the left side inside the housing 1, a fixed contact 3 is fixedly connected on the right side inside the fixed strip frame 2, a compression spring 4 is fixedly connected on the left side inside the housing 1, a transverse sliding plate 5 is fixedly connected on one side of the compression spring 4 far away from the housing 1, the transverse sliding plate 5 is an insulating plastic plate, the outer wall of the transverse sliding plate 5 is slidably connected inside the fixed strip frame 2, the transverse sliding plate 5 can only move left and right inside the fixed strip frame 2, a movable contact 6 is fixedly connected on the right side of the transverse sliding plate 5, the movable contact 6 is on the left side of the fixed contact 3, the right side of the movable contact 6 is movably connected with the left side of the fixed contact 3, and the movable contact 6 and the, the right side of the transverse sliding plate 5 is fixedly connected with a first limiting rod 7, the outer wall of the first limiting rod 7 is connected with the inside of the right side of the fixed bar-shaped frame 2 in a sliding manner, the inside of the shell 1 is movably connected with a limiting disc 8, the left side of the inside of the limiting disc 8 is provided with an arc-shaped groove 9, the left side of the limiting disc 8 is provided with three arc-shaped grooves 9, the inside of the arc-shaped groove 9 is connected with a limiting column 10 in a sliding manner, the back of the limiting column 10 is fixedly connected with the inside of the shell 1, the axis of the limiting column 10 and the axis of the limiting disc 8 are on the same horizontal plane, the left side of the limiting disc 8 is provided with a limiting groove 11, the right side of the first limiting rod 7 is connected with the inside of the limiting groove 11 in a sliding manner, the limiting groove 11 is arranged on the right left side of the limiting disc 8, the inside of the limiting disc 8, top fixedly connected with drive shaft 13 of drive colored dish 12, one side fixedly connected with who drives colored dish 12 is kept away from to drive shaft 13 dials driving disk 14, dial the left side welding of driving disk 14 and have instruction triangle piece 15, the top sliding connection of spacing dish 8 has second gag lever post 16, the bottom sliding connection of spacing dish 8 has third gag lever post 17, the structure at second gag lever post 16 top is the same with the structure of third gag lever post 17 bottom and the left structure of first gag lever post 7, the inside right side fixedly connected with strong magnetic coil 18 of casing 1, rectangular groove 81 has been seted up on the positive right side of spacing dish 8, the inside fixedly connected with electric magnetic stripe 82 of rectangular groove 81, strong magnetic coil 18 establishes ties in same circuit with movable contact 6 and fixed contact 3, strong magnetic coil 18 is in the right side below of electromagnetic stripe 82, and electromagnetic stripe 82 is formed by the preparation of nichrome material.
Detailed description of the working principle referring to fig. 1, in an initial state, the movable contact 6 is in contact with the fixed contact 3, and because the movable contact 6 and the fixed contact 3 are connected in series inside the first line, the first line is in a conducting state, and the first line can supply power to devices in the first line.
Referring to fig. 2 and 4 in detail, when the line power supply needs to be changed, the dial plate 14 is rotated, the dial plate 14 is fixedly connected to one side of the driving shaft 13 away from the driving faceplate 12, and the driving shaft 13 is fixedly connected to the top of the driving faceplate 12, so the driving faceplate 12 can also rotate at this time, and the driving faceplate 12 is movably connected to the inside of the limiting plate 8, and the driving faceplate 12 is of a regular octagonal structure and is matched with the shape of the inside of the limiting plate 8, so the limiting plate 8 can rotate along with the driving faceplate 12 at this time.
Referring to fig. 3 for details, the dial plate 14 rotates ninety degrees clockwise, the limiting plate 8 also rotates ninety degrees clockwise at the same time, the limiting groove 11 is also rotated ninety degrees clockwise at the same time because the left side of the limiting plate 8 is provided with the limiting groove 11, and the edge position of the limiting plate 8 pushes the first limiting rod 7 leftwards at the same time because the right side of the first limiting rod 7 is slidably connected inside the limiting groove 11.
Referring to fig. 5 for details, the outer wall of the first limiting rod 7 is slidably connected to the inside of the right side of the fixed bar-shaped frame 2, so that the first limiting rod 7 can move leftwards inside the fixed bar-shaped frame 2, the right side of the transverse sliding plate 5 is fixedly connected with the first limiting rod 7, the outer wall of the transverse sliding plate 5 is slidably connected to the inside of the fixed bar-shaped frame 2, and the transverse sliding plate 5 can only move leftwards and rightwards inside the fixed bar-shaped frame 2, so that the transverse sliding plate 5 also moves leftwards, and the right side of the transverse sliding plate 5 is fixedly connected with the movable contact 6, so that the movable contact 6 also moves leftwards, the movable contact 6 is separated from the fixed contact 3, and the circuit is disconnected.
Because the top of the limiting disc 8 is connected with the second limiting rod 16 in a sliding mode, when the limiting disc 8 rotates ninety degrees clockwise, the second limiting rod 16 can move to the inside of the limiting groove 11, and because the structures on the top of the second limiting rod 16 and on the left side of the first limiting rod 7 are the same, the circuit can be switched to the circuit of the connecting structure on the top of the second limiting rod 16, and the circuit can be switched to the circuit of the connecting structure on the bottom of the third limiting rod 17 by rotating ninety degrees anticlockwise in the same way, so that the effect that the structure is simplified and the operation is more convenient is achieved.
Because the left side of the inside of spacing dish 8 is provided with arc wall 9, the inside sliding connection of arc wall 9 has spacing post 10, the back fixed connection of spacing post 10 is in the inside of casing 1, so arc wall 9 can slide at the outer wall of spacing post 10 when spacing dish 8 rotates, the guide post plays the effect of a direction this moment, again because arc wall 9 is half-circular arc, and the left side of spacing dish 8 is provided with three arc wall 9, so spacing post 10 can play a spacing effect with the cooperation of arc wall 9 this moment, thereby reached and avoided random rotating switch to influence the effect of line identification.
When circuit voltage is too high, because strong magnetic coil 18 establishes ties in same circuit with movable contact 6 and fixed contact 3, so strong magnetic coil 18's magnetic field intensity can the grow this moment, again because strong magnetic coil 18 is in the right side below of electromagnetism strip 82, and electromagnetism strip 82 is formed by the preparation of nichrome material, so electromagnetism strip 82 can be to strong magnetic coil 18 motion this moment, long groove 81 has been seted up because spacing dish 8 is positive right side again, long groove 81's inside fixedly connected with electromagnetism strip 82, so spacing dish 8 can clockwise rotation certain angle this moment, spacing groove 11 also can move certain angle this moment, further make first gag lever post 7 drive movable contact 6 and move left, the circuit can open circuit this moment, thereby automatic cutout circuit avoids the effect that equipment damaged when having reached the voltage.
To sum up, this convenient operation simple structure's power supply change-over switch device for distribution clockwise ninety degrees rotates dial plate 14, and spacing dish 8 drives spacing groove 11 this moment and also can rotate ninety degrees along the trend needle, further makes fixed contact 3 and movable contact 6 separation, and the equipment power supply is switched to in the circuit at second gag lever post 16 top this moment to reached the structure and simplified the more convenient effect of operation more.
When the limiting disc 8 rotates, the arc-shaped groove 9 can slide on the outer wall of the limiting column 10 at the moment, and the limiting column 10 can play a role in guiding and limiting, so that the effect of avoiding the influence of random rotation on the circuit identification is achieved.
When circuit voltage was too high, strong magnetic coil 18's magnetic field intensity can the grow this moment, further made electric magnetic stripe 82 can be to strong magnetic coil 18 motion, spacing dish 8 can clockwise rotate certain angle this moment, spacing groove 11 also can move certain angle this moment, further made first gag lever post 7 drive movable contact 6 and move left, the circuit can open circuit this moment to automatic cutout circuit avoids the effect that equipment damaged when having reached the voltage.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a convenient operation simple structure's power transfer switching device for distribution, includes casing (1), its characterized in that: a fixed bar-shaped frame (2) is fixedly welded on the left side inside the shell (1), a fixed contact (3) is fixedly connected on the right side inside the fixed bar-shaped frame (2), a compression spring (4) is fixedly connected on the left side inside the shell (1), a transverse sliding plate (5) is fixedly connected on one side, away from the shell (1), of the compression spring (4), a movable contact (6) is fixedly connected on the right side of the transverse sliding plate (5), a first limiting rod (7) is fixedly connected on the right side of the transverse sliding plate (5), a limiting disc (8) is movably connected inside the shell (1), an arc-shaped groove (9) is arranged on the left side inside the limiting disc (8), a limiting column (10) is slidably connected inside the arc-shaped groove (9), a limiting groove (11) is arranged on the left side of the limiting disc (8), and a driving faceplate (12) is movably connected inside the limiting disc (8), the top fixedly connected with drive shaft (13) of drive colored dish (12), one side fixedly connected with of drive colored dish (12) is kept away from in drive shaft (13) dials driving disk (14), the left side welding of dialling driving disk (14) has three horn blocks of instruction (15), the top sliding connection of spacing dish (8) has second gag lever post (16), the bottom sliding connection of spacing dish (8) has third gag lever post (17), the inside strong magnetic coil of right side fixedly connected with (18) of casing (1), rectangular groove (81) have been seted up on the positive right side of spacing dish (8), the inside fixedly connected with electric magnetic stripe (82) of rectangular groove (81).
2. A power distribution switching apparatus of a simple structure convenient in operation according to claim 1, characterized in that: the transverse sliding plate (5) is an insulating plastic plate, the outer wall of the transverse sliding plate (5) is connected with the inside of the fixed strip-shaped frame (2) in a sliding mode, the transverse sliding plate (5) can only move left and right in the fixed strip-shaped frame (2), and the outer wall of the first limiting rod (7) is connected with the inside of the right side of the fixed strip-shaped frame (2) in a sliding mode.
3. A power distribution switching apparatus of a simple structure convenient in operation according to claim 1, characterized in that: the movable contact (6) is arranged on the left side of the fixed contact (3), the right side of the movable contact (6) is movably connected with the left side of the fixed contact (3), and the movable contact (6) and the fixed contact (3) are connected in series inside the first line.
4. A power distribution switching apparatus of a simple structure convenient in operation according to claim 1, characterized in that: the arc-shaped groove (9) is in a semi-arc shape, and three arc-shaped grooves (9) are arranged on the left side of the limiting disc (8).
5. A power distribution switching apparatus of a simple structure convenient in operation according to claim 1, characterized in that: the back of the limiting column (10) is fixedly connected inside the shell (1), and the axis of the limiting column (10) and the axis of the limiting disc (8) are on the same horizontal plane.
6. A power distribution switching apparatus of a simple structure convenient in operation according to claim 1, characterized in that: the right side sliding connection of first gag lever post (7) has the inside at spacing groove (11), spacing groove (11) set up in the positive left side of spacing dish (8).
7. A power distribution switching apparatus of a simple structure convenient in operation according to claim 1, characterized in that: the driving faceplate (12) is of a regular octagonal structure and is matched with the shape of the interior of the limiting disc (8).
8. A power distribution switching apparatus of a simple structure convenient in operation according to claim 1, characterized in that: the structure of the top of the second limiting rod (16) is the same as the structure of the bottom of the third limiting rod (17) and the structure of the left side of the first limiting rod (7).
9. A power distribution switching apparatus of a simple structure convenient in operation according to claim 1, characterized in that: the strong magnetic coil (18) is connected with the movable contact (6) and the fixed contact (3) in series in the same circuit, the strong magnetic coil (18) is arranged at the right lower part of the electromagnetic bar (82), and the electromagnetic bar (82) is made of a nickel-chromium alloy material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110211667.6A CN113012997A (en) | 2021-02-25 | 2021-02-25 | Power supply change-over switch device for power distribution with convenient operation and simple structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110211667.6A CN113012997A (en) | 2021-02-25 | 2021-02-25 | Power supply change-over switch device for power distribution with convenient operation and simple structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113012997A true CN113012997A (en) | 2021-06-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110211667.6A Pending CN113012997A (en) | 2021-02-25 | 2021-02-25 | Power supply change-over switch device for power distribution with convenient operation and simple structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113012997A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116744557A (en) * | 2023-06-08 | 2023-09-12 | 江苏纳沛斯半导体有限公司 | Positioning and fixing device for processing semiconductor substrate and positioning method thereof |
| CN116744557B (en) * | 2023-06-08 | 2024-04-30 | 江苏纳沛斯半导体有限公司 | Positioning and fixing device for processing semiconductor substrate and positioning method thereof |
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| JP2002075128A (en) * | 2000-08-23 | 2002-03-15 | Tokai Rika Co Ltd | Detent mechanism of switching device |
| CN2572538Y (en) * | 2002-05-31 | 2003-09-10 | 上海广为电器工具厂 | Low voltage two-way conversion switch |
| CN102074402A (en) * | 2011-01-30 | 2011-05-25 | 中国北方车辆研究所 | Regulation and control device |
| CN110444936A (en) * | 2019-07-17 | 2019-11-12 | 安徽融易供应链管理有限公司 | A kind of Internet of Things intelligent socket |
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| CN210429637U (en) * | 2019-08-27 | 2020-04-28 | 广州通开电气设备有限公司 | Change-over switch |
| CN210897169U (en) * | 2020-01-10 | 2020-06-30 | 中国电信股份有限公司新疆长途传输局 | Electromagnetic operating mechanism of reclosing circuit breaker |
| CN210956577U (en) * | 2020-01-10 | 2020-07-07 | 中国电信股份有限公司新疆长途传输局 | Power supply drive control system based on electromagnetic operating mechanism |
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2021
- 2021-02-25 CN CN202110211667.6A patent/CN113012997A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2002075128A (en) * | 2000-08-23 | 2002-03-15 | Tokai Rika Co Ltd | Detent mechanism of switching device |
| CN2572538Y (en) * | 2002-05-31 | 2003-09-10 | 上海广为电器工具厂 | Low voltage two-way conversion switch |
| CN102074402A (en) * | 2011-01-30 | 2011-05-25 | 中国北方车辆研究所 | Regulation and control device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116744557A (en) * | 2023-06-08 | 2023-09-12 | 江苏纳沛斯半导体有限公司 | Positioning and fixing device for processing semiconductor substrate and positioning method thereof |
| CN116744557B (en) * | 2023-06-08 | 2024-04-30 | 江苏纳沛斯半导体有限公司 | Positioning and fixing device for processing semiconductor substrate and positioning method thereof |
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Application publication date: 20210622 |
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| RJ01 | Rejection of invention patent application after publication |