CN114867266B - Overvoltage protection device for operation and detection of distribution line - Google Patents
Overvoltage protection device for operation and detection of distribution line Download PDFInfo
- Publication number
- CN114867266B CN114867266B CN202210615210.6A CN202210615210A CN114867266B CN 114867266 B CN114867266 B CN 114867266B CN 202210615210 A CN202210615210 A CN 202210615210A CN 114867266 B CN114867266 B CN 114867266B
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- box body
- protection device
- box
- wind
- wedge
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- 238000001514 detection method Methods 0.000 title claims abstract description 15
- 230000002457 bidirectional effect Effects 0.000 claims description 20
- 238000007789 sealing Methods 0.000 claims description 18
- 230000005540 biological transmission Effects 0.000 claims description 12
- 244000309464 bull Species 0.000 claims description 9
- 239000000428 dust Substances 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 description 10
- 241000883990 Flabellum Species 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000007664 blowing Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0247—Electrical details of casings, e.g. terminals, passages for cables or wiring
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/03—Covers
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/06—Hermetically-sealed casings
- H05K5/069—Other details of the casing, e.g. wall structure, passage for a connector, a cable, a shaft
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Patch Boards (AREA)
Abstract
The utility model belongs to the technical field of power distribution facilities, in particular to an overvoltage protection device for operation and detection of a power distribution line, which aims at the problems that when the existing device is used for protecting a voltage protection device, the voltage protection device is inconvenient to seal and install, and when the existing device is used, the voltage protection device cannot be cooled, so that heat of the voltage protection device is difficult to emit, and damage is caused by overhigh temperature of the voltage protection device. The utility model can isolate and protect the protection device, can also seal and place the protection device, and can radiate heat, thereby being convenient for people to use.
Description
Technical Field
The utility model relates to the technical field of power distribution facilities, in particular to an overvoltage protection device for power distribution line operation and detection.
Background
Distribution lines refer to lines that carry power from a buck substation to a distribution transformer or to a utility. The distribution line is an important component of the power grid in China, when the distribution line encounters lightning strike, the insulator is often caused to flashover, and the line tripping accident is caused, so that the stable and safe operation of the power grid is affected, and therefore, an overvoltage protection device appears on the market.
The utility model discloses an overvoltage protection device for distribution lines fortune is examined in application number 202020649844.X, including lid and box body, be equipped with fixed knot in the lid, insert on the lid and be equipped with a plurality of insulating bolts, all be equipped with in lid and the box body with insulating bolt size position assorted screw bolt, the diapire fixedly connected with magnet piece one of lid, the box body be equipped with magnet piece one size position assorted fixed slot. According to the protective sleeve, the protective device is wrapped and protected through the two protective sleeves capable of being fastened and closed, ceramic tubes with common effects can be replaced, the overvoltage protective device is effectively protected, the protective device is fastened in the protective sleeve by the aid of the fixing structure, displacement deviation of the protective device is prevented, meanwhile, the fastening state of the telescopic spring can be adjusted through micro deformation, hard friction between the protective device and the protective device is avoided, the protective device is effectively protected, and potential safety hazards are greatly reduced.
The current device is when protecting voltage protection device, and inconvenient sealed installation to voltage protection device, and can not cool down the operation to voltage protection device when using, leads to voltage protection device heat to be difficult to give off easily to voltage protection device high temperature leads to damaging.
Disclosure of Invention
The utility model aims to solve the defects that the prior device is inconvenient to seal and install when the voltage protection device is protected, and the temperature reduction operation of the voltage protection device cannot be carried out when the device is used, so that the heat of the voltage protection device is difficult to emit, and the damage is caused by the overhigh temperature of the voltage protection device.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides an over-voltage protection device for distribution line fortune is examined, comprises a box bod and a box cover, the standing groove that two symmetries set up has all been seted up to one side that box body and lid are close to each other, be equipped with fixture on the box body, the bottom rotation of box body is connected with the initiative pole, the initiative pole is connected with fixture transmission, the bottom fixed mounting of initiative pole has the handle, the box body inner wall is equipped with sealing mechanism, sealing mechanism is connected with fixture transmission, the bottom fixed mounting of box body has the wind-guiding box of two symmetries setting, be equipped with wind-guiding mechanism in the wind-guiding box, wind-guiding box and box body interconnect are led to each other, fixed mounting has the motor on the inner wall of one side of box body, fixed mounting has the bull stick on the output shaft of motor, bull stick and wind-guiding mechanism transmission are connected, the bottom fixed mounting of box body has the dead lever, the bottom fixed mounting of dead weight of dead lever, convex sealing strip and concave sealing strip are installed respectively to one side that box body and lid are close to each other, convex sealing strip and concave sealing strip are mutually supported.
Preferably, the clamping mechanism comprises eight symmetrically arranged positioning seats, the eight positioning seats are respectively and fixedly arranged on the inner walls of the box body and the box cover, the two corresponding positioning seats are connected with the same bidirectional screw rod in a threaded manner, the four bidirectional screw rods are rotationally connected with the inner walls of the bottom of the box body, the driving rod is in transmission connection with the four bidirectional screw rods, the driving rod is fixedly provided with a first sprocket wheel, the bidirectional screw rod is fixedly provided with a second sprocket wheel, the first sprocket wheel is meshed with the four second sprocket wheels, the driving rod rotates through the first sprocket wheels, the four second sprocket wheels and the mutual meshing of the chains to drive the four bidirectional screw rods to rotate simultaneously, and the rotating bidirectional screw rods drive the box body and the box cover to clamp cables through the threaded connection with the two corresponding positioning seats.
Preferably, the sealing mechanism comprises two symmetrically arranged wedge-shaped rubber rings, the two wedge-shaped rubber rings are located in the box body, connecting rods are fixedly installed on two sides of the wedge-shaped rubber rings, the connecting rods are connected with the inner wall of the box body in a sliding mode, moving seats are fixedly installed on the inner walls of two sides of the box body and are in threaded connection with two corresponding bidirectional screw rods, fixing seats are fixedly installed on the inner walls of two sides of the box cover, wedge-shaped plates are fixedly installed on one sides, close to the moving seats, of the fixing seats, the wedge-shaped plates are matched with the corresponding wedge-shaped rubber rings, the rotating bidirectional screw rods are connected with the threads of the moving seats through the mutual approaching of the box body and the box cover, and accordingly the wedge-shaped rubber rings can be driven to seal the placing grooves through the mutual matching of the wedge-shaped plates and the wedge-shaped rubber rings.
Preferably, the wind guiding mechanism comprises a positioning rod, the positioning rod is fixedly arranged on the inner wall of the wind guiding box, a rotating shaft is rotationally connected to the positioning rod, a fan blade is fixedly arranged at the bottom end of the rotating shaft, a dust screen is fixedly arranged on the inner wall of the wind guiding box and is mutually matched with the fan blade, two symmetrically arranged first conical gears are fixedly arranged on the rotating rod, a second conical gear is fixedly arranged at the top end of the rotating shaft, the first conical gears are mutually meshed with the second conical gears, a connecting box is rotationally connected to the rotating rod, and the rotating rod drives the rotating shaft to rotate through the mutual meshing of the first conical gears and the second conical gears, so that the fan blade is used for blowing and radiating the inside of the box body.
Compared with the prior art, the utility model has the advantages that:
(1) According to the scheme, as the first chain wheels, the four second chain wheels and the chains are meshed with each other, and the bidirectional screw rod is in threaded connection with the two positioning seats, the rotation driving rod can drive the box body and the box cover to be close to each other, so that the cable is clamped and positioned, and meanwhile, the protection device can be wrapped and protected;
(2) Because the wedge-shaped plate is matched with the wedge-shaped rubber ring, and the movable seat is in threaded connection with the bidirectional screw, the bidirectional screw can be rotated to drive the wedge-shaped rubber ring to block and seal the placing groove;
(3) Because the first bevel gear and the second bevel gear are meshed with each other, and the fan blades are matched with the air guide box, the rotating rod can drive the fan blades to blow and radiate heat to the protection device in the box body.
The utility model can isolate and protect the protection device, can also seal and place the protection device, and can radiate heat, thereby being convenient for people to use.
Drawings
Fig. 1 is a schematic structural diagram of an overvoltage protection device for operation and detection of a distribution line according to the present utility model;
fig. 2 is a schematic diagram of a cross-sectional structure of a wedge-shaped rubber ring of an overvoltage protection device for operation and detection of a distribution line;
fig. 3 is a schematic side view of an overvoltage protection device for operation and detection of a distribution line according to the present utility model;
fig. 4 is a schematic diagram of a three-dimensional structure of a wedge-shaped rubber ring of an overvoltage protection device for operation and detection of a distribution line;
fig. 5 is a schematic diagram of a portion a of an overvoltage protection device for operation and detection of a distribution line according to the present utility model.
In the figure: 1. a case body; 2. a box cover; 3. a placement groove; 4. a positioning seat; 5. a bidirectional screw; 6. a driving rod; 7. a handle; 8. a fixing seat; 9. a movable seat; 10. wedge plate; 11. a wedge-shaped rubber ring; 12. a connecting rod; 13. an air guide box; 14. a positioning rod; 15. a rotating shaft; 16. a fan blade; 17. a dust screen; 18. a motor; 19. a rotating rod; 20. a first bevel gear; 21. a second bevel gear; 22. a male seal strip; 23. concave sealing strips; 24. a fixed rod; 25. and (5) balancing weights.
Detailed Description
The technical solutions in this embodiment will be clearly and completely described below with reference to the drawings in this embodiment.
Example 1
Referring to fig. 1-5, an overvoltage protection device for operation and detection of a distribution line comprises a box body 1 and a box cover 2, two symmetrically arranged placing grooves 3 are formed in one side, close to each other, of the box body 1 and the box cover 2, a clamping mechanism is arranged on the box body 1, a driving rod 6 is connected to the bottom of the box body 1 in a rotating mode, the driving rod 6 is in transmission connection with the clamping mechanism, a handle 7 is fixedly arranged at the bottom end of the driving rod 6, a sealing mechanism is arranged on the inner wall of the box body 1 and in transmission connection with the clamping mechanism, two symmetrically arranged wind guide boxes 13 are fixedly arranged at the bottom of the box body 1, a wind guide mechanism is arranged in the wind guide boxes 13, the wind guide boxes 13 are mutually communicated with the box body 1, a motor 18 is fixedly arranged on one side inner wall of the box body 1, a rotating rod 19 is fixedly arranged on an output shaft of the motor 18, the rotating rod 19 is in transmission connection with the wind guide mechanism, a fixing rod 24 is fixedly arranged at the bottom of the box body 1, a balancing weight 25 is fixedly arranged at the bottom of the fixing rod 24, a sealing strip 22 and a concave 23 are respectively arranged on one side, close to each other, which is matched with the box cover 2.
In this embodiment, fixture includes eight locating seats 4 that symmetry set up, eight locating seats 4 are fixed mounting respectively on the inner wall of box body 1 and lid 2, threaded connection has same bi-directional screw 5 on two locating seats 4 that correspond, four bi-directional screw 5 are connected with the bottom inner wall rotation of box body 1, driving lever 6 is connected with four bi-directional screw 5 transmissions, fixed mounting has first sprocket on driving lever 6, fixed mounting has the second sprocket on bi-directional screw 5, the same chain of meshing on first sprocket and the four second sprockets, pivoted driving lever 6 drives four bi-directional screw 5 and rotates simultaneously through the intermeshing of first sprocket, four second sprockets and chain, pivoted bi-directional screw 5 is through with the threaded connection of two locating seats 4 that correspond drive box body 1 and lid 2 cable centre gripping.
In this embodiment, sealing mechanism includes two wedge rubber rings 11 that the symmetry set up, two wedge rubber rings 11 are located box body 1, and the equal fixed mounting in both sides of wedge rubber ring 11 has connecting rod 12, sliding connection on the inner wall of connecting rod 12 and box body 1, equal sliding connection has on the inner wall of both sides of box body 1 and removes seat 9, remove seat 9 and two corresponding bi-directional screw 5 threaded connection, equal fixed mounting has fixing base 8 on the inner wall of both sides of lid 2, the equal fixed mounting in one side that fixing base 8 and removal seat 9 are close to each other has wedge plate 10, wedge plate 10 and the wedge rubber ring 11 of correspondence mutually support, pivoted bi-directional screw 5 is through the threaded connection with remove seat 9 to be close to each other through box body 1 and lid 2, thereby can drive wedge rubber ring 11 and seal standing groove 3 through the mutually support of wedge plate 10 and wedge rubber ring 11.
In this embodiment, wind guiding mechanism includes locating lever 14, locating lever 14 fixed mounting is on the inner wall of wind guiding box 13, rotate on the locating lever 14 and be connected with pivot 15, the bottom fixed mounting of pivot 15 has flabellum 16, and fixed mounting has dust screen 17 on the inner wall of wind guiding box 13, dust screen 17 and flabellum 16 mutually support, fixed mounting has the first conical gear 20 of two symmetry settings on the bull stick 19, the top fixed mounting of pivot 15 has second conical gear 21, first conical gear 20 and second conical gear 21 intermesh, the rotation is connected with the junction box on the pivot 15, the junction box rotates with bull stick 19 to be connected, pivoted bull stick 19 drives pivot 15 through the intermeshing of first conical gear 20 and second conical gear 21 and rotates, and then carry out the heat dissipation of blowing in to box body 1 through flabellum 16.
The working principle is that when in operation, cables are placed in the placing groove 3 and the wedge-shaped rubber ring 11, the protecting device is placed in the box body 1 and the box cover 2, the handle 7 is rotated, the handle 7 drives the driving rod 6 to rotate, the driving rod 6 drives the four bidirectional screws 5 to rotate simultaneously through the mutual meshing of the first chain wheel, the four second chain wheels and the chains, the rotating bidirectional screws 5 can drive the box cover 2 and the box body 1 to close the cover through the threaded connection with the corresponding two positioning seats 4, thereby isolating and protecting the protecting device, the cables are clamped and positioned through the placing groove 3, meanwhile, the rotating bidirectional screws 5 drive the moving seat 9 to move through the threaded connection with the moving seat 9, the moving seat 9 and the box body 1 and the box cover 2 which are close to each other can drive the two wedge-shaped plates 10 to be close to each other, wedge plate 10 is through the mutually supporting with wedge rubber ring 11 to can drive wedge rubber ring 11 and remove, the wedge rubber ring 11 that removes is through the mutually supporting with standing groove 3, thereby can seal standing groove 3, restart motor 18 switch, the output shaft of motor 18 drives bull stick 19 rotation, bull stick 19 drives pivot 15 through the intermeshing of first conical gear 20 and second conical gear 21 and rotates, pivoted pivot 15 drives flabellum 16 and rotates, pivoted flabellum 16 forms the air flow, thereby can ventilate the heat dissipation to the protection device in the box body 1, the setting of dead lever 24 and balancing weight 25 can be convenient for fix a position box body 1 simultaneously, make box body 1 be in the below of cable all the time, thereby can keep wind-guiding box 13 in the below, keep ventilation, prevent that the rainwater from entering into in the box body 1.
Example two
The difference between the working principle and the first embodiment lies in that the inner wall of the box body 1 is provided with a temperature sensor and a humidity sensor, and the box body 1 is provided with a locator and a signal transmitter, when the box is used, the temperature sensor can monitor the temperature of the protection device in the box body 1, the humidity sensor can prevent moisture from invading the box body 1, the locator can facilitate maintenance personnel to search for the device, and the signal transmitter can facilitate signal transmission to the monitoring condition of the temperature sensor and the humidity sensor in the box body 1, thereby facilitating remote monitoring.
Claims (6)
1. The utility model provides an overvoltage protection device for distribution line fortune is examined, including box body (1) and lid (2), a serial communication port, two standing grooves (3) that symmetry set up have all been seted up to one side that box body (1) and lid (2) are close to each other, be equipped with fixture on box body (1), the bottom rotation of box body (1) is connected with initiative pole (6), initiative pole (6) and fixture transmission are connected, handle (7) are installed to the bottom fixed mounting of initiative pole (6), box body (1) inner wall is equipped with sealing mechanism, sealing mechanism and fixture transmission are connected, be equipped with wind-guiding mechanism in wind-guiding box (13) that two symmetries set up, wind-guiding box (13) and box body (1) intercommunication each other, fixedly mounted motor (18) on one side inner wall of box body (1), fixedly mounted bull stick (19) and wind-guiding mechanism transmission connection on the output shaft of motor (18), fixed mounting of bull stick (19) and wind-guiding mechanism have dead lever (24), the bottom fixed mounting of box body (1) has dead lever (24), the bottom fixed mounting of dead lever (24) has two wind-guiding boxes (13) that are close to each other with sealing strip (23) of lid (2) and one side of sealing strip (23), the convex sealing strip (22) and the concave sealing strip (23) are matched with each other;
the sealing mechanism comprises two wedge-shaped rubber rings (11) which are symmetrically arranged, the two wedge-shaped rubber rings (11) are positioned in the box body (1), connecting rods (12) are fixedly arranged on two sides of the wedge-shaped rubber rings (11), and the connecting rods (12) are in sliding connection with the inner wall of the box body (1);
the box comprises a box body (1), wherein moving seats (9) are slidably connected on the inner walls of the two sides of the box body (1), the moving seats (9) are in threaded connection with two corresponding bidirectional screws (5), fixing seats (8) are fixedly installed on the inner walls of the two sides of the box cover (2), wedge-shaped plates (10) are fixedly installed on one sides, close to the moving seats (9), of the fixing seats (8), and the wedge-shaped plates (10) are matched with corresponding wedge-shaped rubber rings (11).
2. The overvoltage protection device for operation and detection of the distribution line according to claim 1, wherein the clamping mechanism comprises eight symmetrically arranged positioning seats (4), the eight positioning seats (4) are fixedly arranged on the inner walls of the box body (1) and the box cover (2), the two corresponding positioning seats (4) are in threaded connection with the same bidirectional screw rod (5), the four bidirectional screw rods (5) are in rotary connection with the bottom inner wall of the box body (1), and the driving rod (6) is in transmission connection with the four bidirectional screw rods (5).
3. The overvoltage protection device for operation and detection of the distribution line according to claim 1, wherein the wind guiding mechanism comprises a positioning rod (14), the positioning rod (14) is fixedly installed on the inner wall of the wind guiding box (13), a rotating shaft (15) is rotatably connected to the positioning rod (14), fan blades (16) are fixedly installed at the bottom end of the rotating shaft (15), a dust screen (17) is fixedly installed on the inner wall of the wind guiding box (13), and the dust screen (17) is matched with the fan blades (16).
4. The overvoltage protection device for operation and detection of the distribution line according to claim 2, wherein the driving rod (6) is fixedly provided with a first sprocket, the bidirectional screw (5) is fixedly provided with a second sprocket, and the first sprocket and the four second sprockets are meshed with one chain.
5. An overvoltage protection device for operation and detection of a distribution line according to claim 3, characterized in that two symmetrically arranged first conical gears (20) are fixedly arranged on the rotating rod (19), a second conical gear (21) is fixedly arranged at the top end of the rotating shaft (15), and the first conical gears (20) are meshed with the second conical gears (21).
6. An overvoltage protection device for operation and detection of distribution lines according to claim 3, characterized in that the rotating shaft (15) is rotatably connected with a connecting box, and the connecting box is rotatably connected with a rotating rod (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210615210.6A CN114867266B (en) | 2022-06-01 | 2022-06-01 | Overvoltage protection device for operation and detection of distribution line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210615210.6A CN114867266B (en) | 2022-06-01 | 2022-06-01 | Overvoltage protection device for operation and detection of distribution line |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114867266A CN114867266A (en) | 2022-08-05 |
| CN114867266B true CN114867266B (en) | 2024-01-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210615210.6A Active CN114867266B (en) | 2022-06-01 | 2022-06-01 | Overvoltage protection device for operation and detection of distribution line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114867266B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117937373B (en) * | 2024-03-25 | 2024-05-31 | 四川清能继控科技有限公司 | Intelligent electric power emergency protection device |
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| CN111817214A (en) * | 2020-07-28 | 2020-10-23 | 缙云宣亚电子科技有限公司 | Cable peeling device with detachable blade |
| CN212063494U (en) * | 2020-04-26 | 2020-12-01 | 翟艳涛 | Distribution lines fortune is examined and is used overvoltage protection device |
| CN112492800A (en) * | 2020-11-29 | 2021-03-12 | 王纪华 | Remote controller is equipped to intelligence |
| CN213879968U (en) * | 2020-12-16 | 2021-08-03 | 烟台欧森纳地源空调股份有限公司 | Marine aquaculture monitoring system |
| CN214259361U (en) * | 2020-12-14 | 2021-09-24 | 吴思思 | Medical science supersound equipment is with portable removal frame |
| CN114258210A (en) * | 2021-12-25 | 2022-03-29 | 深圳市中氏电子科技有限公司 | SIP integrated circuit packaging structure fusing SMT |
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2022
- 2022-06-01 CN CN202210615210.6A patent/CN114867266B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207289529U (en) * | 2017-10-18 | 2018-05-01 | 李�一 | A kind of bearing fixture |
| CN209338110U (en) * | 2018-11-16 | 2019-09-03 | 德州新动能铁塔发电有限公司 | A kind of methanol-water reformation hydrogen production power generator of solar energy auxiliary |
| CN212063494U (en) * | 2020-04-26 | 2020-12-01 | 翟艳涛 | Distribution lines fortune is examined and is used overvoltage protection device |
| CN111817214A (en) * | 2020-07-28 | 2020-10-23 | 缙云宣亚电子科技有限公司 | Cable peeling device with detachable blade |
| CN112492800A (en) * | 2020-11-29 | 2021-03-12 | 王纪华 | Remote controller is equipped to intelligence |
| CN214259361U (en) * | 2020-12-14 | 2021-09-24 | 吴思思 | Medical science supersound equipment is with portable removal frame |
| CN213879968U (en) * | 2020-12-16 | 2021-08-03 | 烟台欧森纳地源空调股份有限公司 | Marine aquaculture monitoring system |
| CN114258210A (en) * | 2021-12-25 | 2022-03-29 | 深圳市中氏电子科技有限公司 | SIP integrated circuit packaging structure fusing SMT |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114867266A (en) | 2022-08-05 |
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