CN111653453A - Relay with safety device - Google Patents
Relay with safety device Download PDFInfo
- Publication number
- CN111653453A CN111653453A CN202010379890.7A CN202010379890A CN111653453A CN 111653453 A CN111653453 A CN 111653453A CN 202010379890 A CN202010379890 A CN 202010379890A CN 111653453 A CN111653453 A CN 111653453A
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- Prior art keywords
- shell
- fixed
- heat dissipation
- relay
- safety device
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H45/00—Details of relays
- H01H45/12—Ventilating; Cooling; Heating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/26—Drying gases or vapours
- B01D53/261—Drying gases or vapours by adsorption
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B5/00—Drying solid materials or objects by processes not involving the application of heat
- F26B5/16—Drying solid materials or objects by processes not involving the application of heat by contact with sorbent bodies, e.g. absorbent mould; by admixture with sorbent materials
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H45/00—Details of relays
- H01H45/02—Bases; Casings; Covers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/80—Water
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/40—Further details for adsorption processes and devices
- B01D2259/40083—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption
- B01D2259/40088—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating
- B01D2259/40096—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating by using electrical resistance heating
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Electromagnetism (AREA)
- Mechanical Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Molecular Biology (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a relay with a safety device, which comprises a fixed base, a shell and a relay body fixed in the shell, wherein the fixed base is connected with the shell through a damping mechanism, the damping mechanism comprises a connecting block fixed at the bottom end of the shell, connecting rods symmetrically hinged at the left side and the right side of the connecting block, a sliding chute arranged at the upper end of the fixed base, a damping spring I fixed at the central position of the bottom of the sliding chute and connected with the bottom end of the connecting block, a moving slide block positioned in the sliding chute and respectively corresponding to the connecting rods positioned at the left side and the right side of the connecting block, and a damping spring II horizontally fixed at the left end and the right end of the sliding chute and corresponding to the moving slide block, two supporting rods are vertically fixed at the upper end of the fixed base, a heat dissipation mechanism is arranged at the upper end of each supporting rod, a drying mechanism, the heat dissipation device has the characteristics of energy conservation, environmental protection and good heat dissipation effect.
Description
Technical Field
The invention relates to the technical field of relays, in particular to a relay with a safety device.
Background
A relay is an electric control device that generates a predetermined step change in a controlled amount in an electric output circuit when a change in an input amount meets a predetermined requirement. It has an interactive relationship between a control system (also called an input loop) and a controlled system (also called an output loop). It is commonly used in automated control circuits, which are actually a "recloser" that uses low current to control high current operation. Therefore, the circuit plays the roles of automatic regulation, safety protection, circuit conversion and the like.
The existing relay generally comprises a shell, a bottom plate and a relay main body structure, wherein the relay main body structure is arranged on the bottom plate, the shell is fixed on the bottom plate, and the relay main body structure is sealed by the shell. The relay can produce the heat at the in-process of work, because the shell is sealed with relay major structure, the heat that produces in the course of the work can not in time distribute away, leads to the relay to burn out easily. In order to solve the problem of heat dissipation, some relays are specially provided with air holes on the shell to ensure the timely dissipation of heat. Especially, the relay used in the automobile has large switching load power, and the automobile relay is applied to the places such as the big lamp, the small lamp, the steering lamp, the tail lamp and the horn of the automobile, so that the air hole is simply used for heat dissipation, and the effect is not obvious.
Disclosure of Invention
The present invention has been made to solve the above-mentioned problems occurring in the background art, and an object of the present invention is to provide a relay having a safety device.
In order to achieve the purpose, the invention provides the following technical scheme: a relay with a safety device comprises a fixed base, a shell and a relay body fixed in the shell, wherein a movable door is arranged on the shell, the fixed base is connected with the shell through a damping mechanism, the damping mechanism comprises a connecting block fixed at the bottom end of the shell, connecting rods symmetrically hinged on the left side and the right side of the connecting block, a sliding chute arranged at the upper end of the fixed base along the length direction of the fixed base, a first damping spring vertically fixed at the central position of the bottom of the sliding chute and connected with the bottom end of the connecting block, a second damping spring horizontally fixed at the left end and the right end of the sliding chute and connected with the second damping spring, two support rods which are bilaterally symmetrical relative to the shell are vertically fixed at the upper end of the fixed base, and windows are arranged on the left side wall and the right side of the shell and are used for radiating heat at the upper ends of the, every the upper end of bracing piece all is equipped with heat dissipation mechanism, the inside top of casing is equipped with drying mechanism, and the upper and lower both ends of relay body all with the contact surface at the inside upper and lower both ends of casing on be fixed with the blotter.
Preferably, the heat dissipation mechanism comprises a rotating shaft horizontally fixed on the side wall of the support rod through a bearing and extending into the shell through the heat dissipation window, an axial fan fixed at the free end of the rotating shaft, racks uniformly distributed on the side wall of the heat dissipation window along the length direction of the heat dissipation window and a driving gear fixed on the rotating shaft and matched with the racks.
Preferably, the drying mechanism comprises a drying layer fixed on the inner wall of the shell, a humidity sensor and a controller which are respectively fixed on the top inside the shell, and a heating resistance wire which is embedded on the inner wall of the shell and is in contact with the drying layer, and the humidity sensor and the heating resistance wire are electrically connected with the controller.
Preferably, the drying layer is a coated fiber drying agent sheet, and the thickness of the drying layer is 0.2-0.35 cm.
Preferably, a fuse is fixed at the top end of the inner wall of the shell and is connected with the relay body in series.
Preferably, a dustproof net is fixed on one side of each heat dissipation window, which is close to the support rod.
Compared with the prior art, the invention has the beneficial effects that:
(1) the heat dissipation mechanism comprises a rotating shaft which is horizontally fixed on the side wall of a supporting rod through a bearing and extends into a shell through a heat dissipation window, an axial flow fan which is fixed on the free end of the rotating shaft, racks which are uniformly distributed on the side wall of the heat dissipation window along the length direction of the heat dissipation window and a driving gear which is fixed on the rotating shaft and is matched with the racks, wherein the shell is driven by the automobile to vibrate in the longitudinal direction when the automobile runs, the racks on the side wall of the heat dissipation window descend along with the shell when the shell moves downwards, the two driving gears drive the two rotating shafts to rotate under the matching of the racks and the driving gear, so that the axial flow fan on the rotating shafts rotates, further the air flow in the shell is accelerated to quickly dissipate heat inside the shell, and in the process that the shell moves upwards, the racks also ascend along with the shell, and the airflow in the shell is accelerated to quickly dissipate the heat in the shell. Therefore, the vibration reduction mechanism is used for reducing vibration of the shell and the remote parts in the shell, and the vibration reduction mechanism is used for providing a power source for the heat dissipation mechanism, so that the energy-saving and environment-friendly heat dissipation device does not need to be driven by electric power, and has the advantages of energy conservation and environmental protection.
(2) The damping mechanism comprises a connecting block fixed at the bottom end of a shell, connecting rods symmetrically hinged at the left side and the right side of the connecting block, a sliding chute arranged at the upper end of the fixed base along the length direction of the fixed base, a first damping spring vertically fixed at the center of the bottom of the sliding chute and connected with the bottom end of the connecting block, a moving slide block which is positioned in the sliding chute and is bilaterally symmetrical relative to the first damping spring and respectively connected with the connecting rods positioned at the left side and the right side of the connecting block, and a second damping spring which is horizontally fixed at the left end and the right end of the sliding chute and is connected with the moving slide block, when the shell is applied with downward acting force, the first damping spring is compressed in the downward moving process of the shell, meanwhile, the connecting rods positioned at the left side and the right side of the connecting block correspondingly push, and under the action of the first damping spring and the second damping spring, the shell is lifted to the initial position. Therefore, the housing and the internal elements thereof can be well protected by transferring the acting force of the housing to the fixed base under the action of the vibration damping mechanism.
(3) The drying mechanism comprises a drying layer fixed on the inner wall of the shell, a humidity sensor and a controller which are respectively fixed on the top in the shell, and a heating resistance wire which is embedded in the inner wall of the shell and is in contact with the drying layer, the humidity sensor and the heating resistance wire are electrically connected with the controller, and the moisture in the shell is absorbed through the drying layer, thereby carrying out physical drying treatment on the relay body, when the water absorption of the drying layer reaches saturation, the humidity sensor transmits a detected humidity signal to the controller, the controller starts the heating resistance wire to heat and dry the drying layer on the inner wall of the shell, so that the moisture is evaporated from the drying layer and is dispersed into the external environment through the heat dissipation window, when the moisture in the drying layer reaches an initial value, the controller stops heating the drying layer by the heating resistance wire, and the heated drying layer can be used continuously.
(4) The drying layer is a coated fiber drying agent sheet, the thickness of the drying layer is 0.2-0.35cm, the moisture absorption capacity of the drying layer reaches 100% of the self weight, and the drying layer has the advantages of high moisture absorption rate and high moisture absorption rate, belongs to an environment-friendly material, and is non-toxic and harmless.
In conclusion, the invention utilizes the vibration generated in the longitudinal direction when the automobile runs through to be converted into the power source of the heat dissipation mechanism through the vibration reduction mechanism, and has the characteristics of energy conservation, environmental protection and good heat dissipation effect.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a schematic view of A-A of FIG. 2;
fig. 4 is an enlarged schematic view of the structure at B in fig. 2.
In the figure: 1. a fixed base; 2. connecting blocks; 3. a first damping spring; 4. a connecting rod; 5. a housing; 6. a support bar; 7. a movable door; 8. a chute; 9. moving the slide block; 10. a second damping spring; 11. a rotating shaft; 12. an axial flow fan; 13. a drive gear; 14. a humidity sensor; 15. a fuse; 16. a relay body; 17. a controller; 18. a heat dissipation window; 19. a rack; 20. a dust screen; 21. heating resistance wires; 22. and (6) drying the layer.
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. 1-4, an embodiment of the present invention is shown: a relay with a safety device comprises a fixed base 1, a shell 5 and a relay body 16 fixed in the shell 5, wherein a movable door 7 is arranged on the shell 5, the fixed base 1 is connected with the shell 5 through a damping mechanism, the damping mechanism comprises a connecting block 2 fixed at the bottom end of the shell 5, connecting rods 4 symmetrically hinged at the left side and the right side of the connecting block 2, a chute 8 arranged at the upper end of the fixed base 1 along the length direction of the fixed base 1, a damping spring I3 vertically fixed at the central position of the bottom of the chute 8 and connected with the bottom end of the connecting block 2, a movable sliding block 9 arranged in the chute 8 and bilaterally symmetrical relative to the damping spring I3 and respectively connected with the connecting rods 4 at the left side and the right side of the connecting block 2, and a damping spring II 10 horizontally fixed at the left end and the right end of the chute 8 and correspondingly connected with the movable sliding block 9, two support rods 6, and the left and right side walls of the shell 5 are provided with heat dissipation windows 18 at positions opposite to the upper ends of the support rods 6, the upper ends of the support rods 6 are provided with heat dissipation mechanisms, the top end inside the shell 5 is provided with a drying mechanism, and cushion pads are fixed on contact surfaces of the upper end and the lower end of the relay body 16 and contact surfaces of the upper end and the lower end of the inside of the shell 5.
Further, the heat dissipation mechanism comprises a rotating shaft 11 horizontally fixed on the side wall of the support rod 6 through a bearing and extending into the housing 5 through the heat dissipation window 18, an axial flow fan 12 fixed on the free end of the rotating shaft 11, racks 19 evenly distributed on the side wall of the heat dissipation window 18 along the length direction of the heat dissipation window 18, and a driving gear 13 fixed on the rotating shaft 11 and matched with the racks 19, wherein when the housing 5 moves downwards, the racks 19 on the side wall of the heat dissipation window 18 descend along with the racks, and the two driving gears 13 drive the two rotating shafts 11 to rotate under the matching of the racks 19 and the driving gear 13, so that the axial flow fan 12 on the rotating shaft 11 rotates (the airflow directions of the two axial flow fans 12 are opposite, as shown in fig. 2, arrows represent the airflow directions), and further the airflow inside the housing 5 is accelerated to achieve rapid heat dissipation inside the housing 5, when the housing 5 moves upward, the rack 19 also rises and drives the gear 13 to rotate in the opposite direction, and the airflow inside the housing 5 is accelerated, so as to rapidly dissipate heat inside the housing 5.
Further, the drying mechanism comprises a drying layer 22 fixed on the inner wall of the shell 5, a humidity sensor 14 and a controller 17 respectively fixed on the top inside the shell 5, and a heating resistance wire 21 embedded in the inner wall of the shell 5 and contacting with the drying layer 22, wherein the humidity sensor 14 and the heating resistance wire 21 are both electrically connected with the controller 17, and the drying layer 22 adsorbs moisture in the shell 5, so as to perform physical drying treatment on the relay body 16, when the water absorption of the drying layer 22 reaches saturation, the humidity sensor 14 transmits a detected humidity signal to the controller 17, the controller 17 starts the heating resistance wire 21 to heat and dry the drying layer 22 on the inner wall of the shell 5, so that the moisture is evaporated from the drying layer 22 and dispersed to the external environment through the heat dissipation window 18, when the moisture in the drying layer 22 reaches an initial value, the controller 17 stops heating the heating resistance wire 21 to heat the drying layer 22, the heated drying layer 22 can be used again (in this embodiment, a power supply is also provided inside the housing 5).
Furthermore, the drying layer 22 is a coated fiber drying agent sheet, the thickness of the drying layer 22 is 0.2-0.35cm, the moisture absorption capacity of the drying layer reaches 100% of the self weight, and the drying layer has the advantages of high moisture absorption rate and high moisture absorption rate, belongs to an environment-friendly material, and is non-toxic and harmless.
Further, the fuse 15 is fixed on the top end of the inner wall of the shell 5, the fuse 15 is connected with the relay body 16 in series, and when the relay body 16 is short-circuited, the circuit inside the relay body 16 can be quickly cut off for protecting the relay body 16.
Further, a dust screen 20 is fixed on one side of each heat dissipation window 18 close to the support rod 6, so as to prevent dust from entering the inside of the housing 5 from the heat dissipation window 18.
The working principle is as follows: when the automobile is in use, the fixed base 1 is horizontally fixed on the automobile, when the automobile runs, the automobile can generate vibration in the longitudinal direction due to road conditions, so that the shell 5 can also generate vibration along with the vibration, and the shell 5 protects the shell 5 and elements inside the shell 5 through the vibration damping mechanism (the vibration damping principle is that when the shell 5 is subjected to downward acting force, the shell 5 compresses the first damping spring 3 in the downward moving process, meanwhile, the connecting rods 4 positioned at the left side and the right side of the connecting block 2 correspondingly push the movable sliding block 9, so that the movable sliding block 9 moves towards one end far away from the first damping spring 3 along the sliding groove 8 and compresses the second damping spring 10, and when the external acting force disappears, the shell 5 is lifted to the initial position under the action of the first damping spring 3 and the second damping spring 10, therefore, the shell 5 is transferred to the fixed base 1 under the action of the vibration damping mechanism, thereby can protect casing 5 and its inside component well), when casing 5 moves down the in-process, rack 19 that is located on heat dissipation window 18 lateral wall descends along with it, make two drive gear 13 drive two axis of rotation 11 rotations under the cooperation of rack 19 and drive gear 13, thereby make axial fan 12 that is located on axis of rotation 11 rotate (the air current direction of two axial fan 12 is opposite, as shown in fig. 2, the arrow represents the air current direction), and then make the inside air current of casing 5 accelerate, reach and dispel the heat fast to the inside of casing 5, when the in-process that casing 5 moved up, the same reason, rack 19 also rises along with it and drives gear 13 and rotate in the opposite direction, also make the inside air current of casing 5 accelerate equally, reach and dispel the heat fast to the inside of casing 5, the principle of dry mechanism: adsorb the moisture in the casing 5 through the drying layer 22 to carry out the physical drying processing to relay body 16, when the water absorption of drying layer 22 reached the saturation, humidity transducer 14 transmits the humidity signal that detects to controller 17, controller 17 will start heating resistance wire 21 and carry out the drying to drying layer 22 on the casing 5 inner wall, make moisture evaporate away and pass through heat dissipation window 18 and disperse to the external environment in the drying layer 22, when moisture reaches the initial value in drying layer 22, controller 17 stops heating resistance wire 21 and heats drying layer 22, and drying layer 22 after the heating can continue to use again.
Therefore, a safety device for protecting the relay body 16 is formed by the combination of the vibration damping mechanism, the heat dissipation mechanism and the drying mechanism, so that the relay body 16 can operate for a long time.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a relay with safety device, includes unable adjustment base (1), casing (5) and fix relay body (16) in casing (5), be equipped with dodge gate (7) on casing (5), its characterized in that: the fixed base (1) is connected with the shell (5) through a vibration damping mechanism, the vibration damping mechanism comprises a connecting block (2) fixed at the bottom end of the shell (5), connecting rods (4) symmetrically hinged at the left side and the right side of the connecting block (2), a sliding chute (8) arranged at the upper end of the fixed base (1) along the length direction of the fixed base (1), a first vibration damping spring (3) vertically fixed at the central position of the bottom of the sliding chute (8) and connected with the bottom end of the connecting block (2), a second vibration damping spring (10) horizontally fixed at the left end and the right end of the sliding chute (8) and connected with the first vibration damping spring (3) and respectively corresponding to the connecting rods (4) at the left side and the right side of the connecting block (2), and two support rods (6) horizontally fixed at the left end and the right side of the shell (5) and vertically fixed at the upper end of the fixed base (1), and the left and right side walls of the shell (5) are opposite to the positions of the upper ends of the supporting rods (6) and are provided with heat dissipation windows (18), each heat dissipation window is arranged at the upper end of each supporting rod (6), a drying mechanism is arranged at the top end of the interior of the shell (5), and cushion pads are fixed on contact surfaces of the upper end and the lower end of the interior of the shell (5) of the relay body (16).
2. The relay with safety device according to claim 1, wherein: the heat dissipation mechanism comprises a rotating shaft (11) which is horizontally fixed on the side wall of the supporting rod (6) through a bearing and penetrates through the heat dissipation window (18) to extend into the shell (5), an axial flow fan (12) which is fixed on the free end of the rotating shaft (11), racks (19) which are uniformly distributed on the side wall of the heat dissipation window (18) along the length direction of the heat dissipation window (18) and a driving gear (13) which is fixed on the rotating shaft (11) and matched with the racks (19).
3. The relay with safety device according to claim 1, wherein: the drying mechanism comprises a drying layer (22) fixed on the inner wall of the shell (5), a humidity sensor (14) and a controller (17) which are respectively fixed on the top inside the shell (5) and a heating resistance wire (21) which is embedded on the inner wall of the shell (5) and is in contact with the drying layer (22), and the humidity sensor (14) and the heating resistance wire (21) are both electrically connected with the controller (17).
4. The relay with safety device of claim 3, wherein: the drying layer (22) is a coated fiber drying agent sheet, and the thickness of the drying layer (22) is 0.2-0.35 cm.
5. The relay with safety device according to claim 1, wherein: fuse (15) are fixed on the top end of the inner wall of the shell (5), and the fuse (15) is connected with the relay body (16) in series.
6. The relay with safety device according to claim 1, wherein: and a dustproof net (20) is fixed on one side of each heat dissipation window (18) close to the support rod (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010379890.7A CN111653453B (en) | 2020-05-08 | 2020-05-08 | Relay with safety device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010379890.7A CN111653453B (en) | 2020-05-08 | 2020-05-08 | Relay with safety device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111653453A true CN111653453A (en) | 2020-09-11 |
| CN111653453B CN111653453B (en) | 2023-06-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010379890.7A Active CN111653453B (en) | 2020-05-08 | 2020-05-08 | Relay with safety device |
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| Country | Link |
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| CN (1) | CN111653453B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015079811A1 (en) * | 2013-11-29 | 2015-06-04 | 株式会社日立エルジーデータストレージ | Seal structure for video-image output device |
| CN108966605A (en) * | 2018-08-23 | 2018-12-07 | 明光市鸿晟机电设备制造有限公司 | A kind of controller vibration-damping radiating device |
| CN109003848A (en) * | 2018-08-07 | 2018-12-14 | 杜都 | It is a kind of can moisture-proof antidetonation electric switch housing |
| CN109616927A (en) * | 2019-01-18 | 2019-04-12 | 长沙伯劳智能科技有限公司 | A kind of electric power anticollision heat dissipating equipment cabinet |
| CN109743868A (en) * | 2019-01-05 | 2019-05-10 | 林春芳 | It is a kind of that instrument is protected after electrical testing based on the Mobyneb of Internet of Things |
| CN110444443A (en) * | 2019-08-14 | 2019-11-12 | 姜超 | A kind of overcurrent protection relay |
-
2020
- 2020-05-08 CN CN202010379890.7A patent/CN111653453B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015079811A1 (en) * | 2013-11-29 | 2015-06-04 | 株式会社日立エルジーデータストレージ | Seal structure for video-image output device |
| CN109003848A (en) * | 2018-08-07 | 2018-12-14 | 杜都 | It is a kind of can moisture-proof antidetonation electric switch housing |
| CN108966605A (en) * | 2018-08-23 | 2018-12-07 | 明光市鸿晟机电设备制造有限公司 | A kind of controller vibration-damping radiating device |
| CN109743868A (en) * | 2019-01-05 | 2019-05-10 | 林春芳 | It is a kind of that instrument is protected after electrical testing based on the Mobyneb of Internet of Things |
| CN109616927A (en) * | 2019-01-18 | 2019-04-12 | 长沙伯劳智能科技有限公司 | A kind of electric power anticollision heat dissipating equipment cabinet |
| CN110444443A (en) * | 2019-08-14 | 2019-11-12 | 姜超 | A kind of overcurrent protection relay |
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| Publication number | Publication date |
|---|---|
| CN111653453B (en) | 2023-06-23 |
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