CN114421188B - Intelligent electricity protector with soaking electric shock prevention function - Google Patents
Intelligent electricity protector with soaking electric shock prevention function Download PDFInfo
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- CN114421188B CN114421188B CN202210081428.8A CN202210081428A CN114421188B CN 114421188 B CN114421188 B CN 114421188B CN 202210081428 A CN202210081428 A CN 202210081428A CN 114421188 B CN114421188 B CN 114421188B
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- negative pressure
- electric
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- heat dissipation
- pipeline
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
- H01R4/38—Clamped connections, spring connections utilising a clamping member acted on by screw or nut
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
- H01R13/5213—Covers
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/26—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents
- H02H3/32—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors
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- 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
- H05K5/0204—Mounting supporting structures on the outside of casings
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- 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
- H05K7/20145—Means for directing air flow, e.g. ducts, deflectors, plenum or guides
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- 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
- H05K7/20209—Thermal management, e.g. fan control
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses an intelligent electricity consumption protector with a water immersion electric shock prevention function, which comprises an electricity consumption protector main body, wherein a wiring terminal is arranged on the electricity consumption protector main body and comprises a wiring groove, a conductive piece, a fastening screw and a screw hole communicated with the wiring groove, a sealing sliding cover capable of sliding along the axis direction of the screw hole is arranged on the wiring groove, a negative pressure heat dissipation device is arranged on the electricity consumption protector main body and comprises an electric three-way reversing valve, a negative pressure pump, a negative pressure pipeline and a heat dissipation pipeline which are arranged in the electricity consumption protector main body, a sucker assembly is arranged on the back surface of the electricity consumption protector main body and fixedly connected with an air suction pipe, the air suction pipe is connected with the negative pressure pipeline, and the electric three-way reversing valve is arranged among the negative pressure pipeline, the heat dissipation pipeline and the air inlet hole. According to the invention, the negative pressure heat dissipation device and the sucker assembly are used for realizing perforation-free fixation, the installation and the disassembly are convenient, and the effects of preventing electric shock and heat dissipation during immersion are good.
Description
Technical Field
The invention relates to an electricity protector, in particular to an intelligent electricity protector with a water immersion electric shock prevention function.
Background
The electric protector is generally used as basic equipment for electric protection, is widely applied in the field of electric consumption, and protects human bodies in advance when electric leakage faults occur in equipment or circuits. The existing electricity protector has the following defects: 1. the electric shock protection device has no water immersion function, particularly in places with more water contact such as bathrooms, the wiring part of the electric protector is easy to generate faults such as self short circuit and the like when immersed in water, so that the problem of invalid protection capability of electric equipment is caused, the water immersion electric shock protection function of the electric protector is particularly important, 2, the heat dissipation effect is poor when the sealing performance of the shell of the electric protector is high, the service life of a product is influenced, 3, the electric protector is fixed through screws, the installation and the disassembly are inconvenient, the through holes for the screws to pass are formed in the shell, the manufacturing cost is high, and the use space inside the shell is occupied.
Disclosure of Invention
The intelligent electricity protector with the water immersion electric shock prevention function is convenient to install and detach, and good in water immersion electric shock prevention and heat dissipation effects.
The invention solves the technical problems by adopting the technical scheme that: the utility model provides an intelligent electricity protector with waterproof protection function, includes the electricity protector main part, be equipped with binding post on the electricity protector main part, binding post includes wiring groove, electrically conductive piece, fastening screw and the screw that is linked together with the wiring groove, the one end extension of electrically conductive piece set up in the inside of wiring groove, the other end extension of electrically conductive piece set up in inside the electricity protector main part, threaded connection on the screw fastening screw, install on the wiring groove and can follow the gliding sealed sliding closure of screw axis direction, offered the inlet wire between sealed sliding closure's one end and the electricity protector main part, be fixed with sealing washer on the inlet wire, the inner extension of fastening screw set up in inside of wiring groove with electrically conductive piece sets up relatively, fastening screw's outer end extension set up in the electricity protector main part outside and with the other end rotation of sealing is connected;
the electric protector comprises an electric protector body, and is characterized in that a negative pressure heat dissipation device is arranged on the electric protector body and comprises an electric three-way reversing valve, a negative pressure pump, a negative pressure pipeline and a heat dissipation pipeline which are arranged inside the electric protector body, an air outlet hole is formed in the outer wall of the upper portion of the electric protector body, an air inlet hole is formed in the outer wall of the lower portion of the electric protector body, a sucker component is arranged on the back face of the electric protector body and is fixedly connected with an air suction pipe, the air suction pipe is connected with the negative pressure pipeline, the electric three-way reversing valve is arranged among the negative pressure pipeline, the heat dissipation pipeline and the air inlet hole, the heat dissipation pipeline is connected with the negative pressure pump, and a pressure sensor and a temperature sensor are respectively arranged on the negative pressure pipeline and the heat dissipation pipeline.
For further perfection, the sucking disc subassembly includes outer sucking disc, interior sucking disc and sets up the elastic support disk between outer sucking disc and interior sucking disc, be equipped with on the outer sucking disc with the first joint pipe of breathing pipe fixed intercommunication, be equipped with on the elastic support disk with the second joint pipe of first joint pipe fixed intercommunication, the surface of elastic support disk is equipped with the fretwork helicla flute, is equipped with the intercommunicating pore between fretwork helicla flute and the second joint pipe, be equipped with the third joint pipe of fixed intercommunication with the second joint pipe on the interior sucking disc.
Further perfecting, the end face of the elastic support disc is provided with a gasket mounting groove, and a friction gasket is fixedly arranged in the gasket mounting groove.
Further perfecting, the gasket mounting groove is internally provided with an annular ventilation groove, a plurality of adsorption holes communicated with the annular ventilation groove are circumferentially distributed on the friction gasket, and a communication groove is arranged between the annular ventilation groove and the hollow spiral groove.
Further perfecting, the shape of the negative pressure pipeline is a rectangular pipe structure, the number of the sucking disc assemblies is at least four, the shape of the heat dissipation pipeline is a coiled pipe structure, and the negative pressure pipeline is positioned outside the heat dissipation pipeline.
Further perfecting, the outside of the main body of the electricity protector is provided with a waterproof box, and the back of the waterproof box is provided with a fixing through hole for the air suction pipe to pass through.
Further, an air jet pipe connected with the air outlet is arranged on the top of the waterproof box, an air jet opening facing the top of the air jet pipe is arranged on the air inlet, an air suction plate connected with the air inlet is arranged on the top of the waterproof box, and an air suction hole facing the bottom of the air inlet is arranged on the surface of the air suction plate.
Further perfecting, the shape of the wire inlet and the sealing gasket is U-shaped, a U-shaped elastic wire clamp is fixedly arranged on the inner wall of the sealing sliding cover, and the inner end of the sealing gasket is extended and arranged in the U-shaped elastic wire clamp.
Further perfecting, the inner end of the fastening screw is rotationally connected with a limiting telescopic rod, a clamping piece is fixedly connected to the limiting telescopic rod, and a spring is arranged between the clamping piece and the fastening screw.
Further perfecting, electric three-way reversing valve, negative pressure pump, pressure sensor and temperature sensor are electric connection respectively in main control module, and electric connection has electric leakage circuit breaker module, wireless communication module and power module on the main control module, electric leakage circuit breaker module with binding post electric connection.
The beneficial effects of the invention are as follows:
1. the sealing sliding cover is arranged on the wiring groove of the wiring terminal, the sealing sliding cover on the wiring groove can be driven to be opened and closed by rotating the fastening screw, the wire inlet for clamping the wire is arranged on the sealing sliding cover, the sealing gasket is arranged on the wire inlet, the wire can be clamped and sealed, the problems that poor contact is caused by pulling the wire, the wiring groove and the screw hole are easy to generate self short circuit when the wire is immersed in water are solved, and the immersing electric shock resistance of the electric protector is enhanced;
2. according to the invention, the inside of the electric protector can be continuously radiated by arranging the air inlet hole, the negative pressure pump, the radiating pipeline and the air outlet hole, so that the sealing performance and the radiating effect performance of the shell of the electric protector are ensured, and the service life of a product is prolonged;
3. according to the invention, the suction disc assembly at the back of the electric protector is provided with the negative pressure channel, the heat dissipation channel, the negative pressure pump and the air outlet holes to form vacuum, so that the electric protector can be adsorbed and fixed on a wall surface, the electric protector can realize perforation-free fixation, is convenient to install and disassemble, and the shell is not required to be provided with through holes for the fixing screws to pass through, so that the manufacturing cost is reduced, and the usable space inside the electric protector is increased;
4. according to the invention, the electric three-way reversing valve is arranged among the negative pressure pipeline, the heat dissipation pipeline and the air inlet hole, and the pressure sensor and the temperature sensor are respectively arranged on the negative pressure pipeline and the heat dissipation pipeline, when the pressure sensor detects that the vacuum degree in the negative pressure pipeline is reduced, the electric three-way reversing valve is switched to connect the negative pressure pipeline and the heat dissipation pipeline, so that the vacuum degree in the negative pressure pipeline is improved, the adsorption force of the sucker is enhanced, and the electric protector is used for more firmly fixing; when the vacuum degree in the negative pressure pipeline is improved to a certain range, the electric three-way reversing valve is switched to be communicated with the air inlet hole and the heat dissipation pipeline, when the temperature sensor detects that the internal temperature of the electric protector is too high, the power of the negative pressure pump is intelligently adjusted, the gas flow rate of the heat dissipation pipeline is enhanced, the heat dissipation effect is improved, the working temperature of the electric protector is stable, the electric protector is not easy to burn out, and the environmental adaptability of a product is enhanced.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
fig. 2 is an enlarged schematic view of the structure at a (connection terminal) in fig. 1;
FIG. 3 is an enlarged schematic view of the structure at B (suction cup assembly) of FIG. 1;
fig. 4 is an enlarged schematic view of the structure at C (adsorption hole) in fig. 3;
FIG. 5 is a functional schematic block diagram of the present invention;
reference numerals illustrate: 1. the electric protector comprises an electric protector main body, 11, an air outlet hole, 12, an air inlet hole, 2, a wiring terminal, 21, a wiring groove, 22, a conductive piece, 23, a fastening screw, 24, a screw hole, 25, a limit telescopic rod, 26, a clamping piece, 27, a spring, 3, a sealing sliding cover, 31, a wire inlet, 32, a sealing gasket, 33, a U-shaped elastic wire clamp, 4, a negative pressure radiating device, 41, an electric three-way reversing valve, 42, a negative pressure pump, 43, a negative pressure pipeline, 44, a radiating pipeline, 45, a pressure sensor, 46, a temperature sensor, 47, an air suction pipe, 5, a sucking disc assembly, 51, an outer sucking disc, 511, a first joint pipe, 52, an inner sucking disc, 521, a third joint pipe, 53, an elastic supporting disc, 531, a second joint pipe, 532, a hollow spiral groove, 533, a communication hole, 534, a gasket installation groove, 535, a friction gasket, 536, an annular ventilation groove 537, an adsorption hole, 538, a communication groove, 6, a waterproof box, 61, a fixed through hole, 62, an air suction pipe, 63 and an air suction plate.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
referring to fig. 1-2: the intelligent electricity protector with the water immersion electric shock prevention function comprises an electricity protector main body 1, wherein a wiring terminal 2 is arranged on the electricity protector main body 1, the wiring terminal 2 comprises a wiring groove 21, a conductive piece 22, a fastening screw 23 and a screw hole 24 communicated with the wiring groove 21, one end of the conductive piece 22 is arranged in the wiring groove 21 in an extending mode, the other end of the conductive piece 22 is arranged in the electricity protector main body 1 in the extending mode, the fastening screw 23 is connected to the screw hole 24 in a threaded mode, a sealing sliding cover 3 capable of sliding along the axis direction of the screw hole 24 is arranged on the wiring groove 21, a wire inlet 31 is formed between one end of the sealing sliding cover 3 and the electricity protector main body 1, a sealing gasket 32 is fixed on the wire inlet 31, the inner end of the fastening screw 23 is arranged in the wiring groove 21 in an extending mode and is arranged opposite to the conductive piece 22, and the outer end of the fastening screw 23 is arranged outside the electricity protector main body 1 and is connected with the other end of the sealing sliding cover 3 in a rotating mode; when the electric protector is used, the fastening screw 23 is screwed out through the rotation of the screwdriver, the fastening screw 23 drives the upper sealing sliding cover 3 to slide outwards to open, the wiring groove 21 and the conductive piece 22 are exposed, a bare copper wire at the front end of the wire is inserted into the wiring groove 21, the fastening screw 23 is screwed in through the rotation of the screwdriver, the copper wire is tightly pressed and fixed on the conductive piece 22 at the inner end of the fastening screw 23, wiring is realized, the outer sleeve of the wire is clamped at the wire inlet 31 of the sealing sliding cover 3, the sealing gasket is arranged at the wire inlet 31, the problem that poor contact is caused by pulling of the wire, the wiring groove and the screw hole are easy to generate self short circuit during soaking is solved, and the soaking electric shock resistance of the electric protector is enhanced.
The wire inlet 31 and the sealing gasket 32 are U-shaped, a U-shaped elastic wire clamp 33 is fixedly arranged on the inner wall of the sealing sliding cover 3, the U-shaped wire clamp can be conveniently clamped in, and the inner end of the sealing gasket 32 is arranged in the U-shaped elastic wire clamp 33 in an extending mode. The U-shaped elastic wire clamp 33 plays a role of clamping wires, so that the inner end part of the sealing gasket 32 can be attached to the outer surface of the wire, and the sealing performance of the wire inlet 31 is further enhanced.
The inner end of the fastening screw 23 is rotatably connected with a limiting telescopic rod 25, a clamping piece 26 is fixedly connected to the limiting telescopic rod 25, and a spring 27 is arranged between the clamping piece 26 and the fastening screw 23. The clamping piece 26 can strengthen the area of wiring to protect the copper line, avoid the screw rotation to lead to the fact the wire to damage, improve fixed effect, spacing telescopic link 25 and spring 27 have locking effect, can compress tightly the copper line to the electrically conductive piece through elasticity drive clamping piece 26 when fastening screw 23 is not hard up, avoid wiring department to take place the contact failure.
The electric protector is characterized in that the electric protector body 1 is provided with a negative pressure heat dissipation device 4, the negative pressure heat dissipation device 4 comprises an electric three-way reversing valve 41, a negative pressure pump 42, a negative pressure pipeline 43 and a heat dissipation pipeline 44 which are arranged in the electric protector body 1, the outer wall of the upper portion of the electric protector body 1 is provided with an air outlet hole 11, the outer wall of the lower portion of the electric protector body 1 is provided with an air inlet hole 12, the back surface of the electric protector body 1 is provided with a sucking disc assembly 5, the sucking disc assembly 5 is fixedly connected with an air suction pipe 47, the air suction pipe 47 is connected with the negative pressure pipeline 43, the electric three-way reversing valve 41 is arranged among the negative pressure pipeline 43, the heat dissipation pipeline 44 and the air inlet hole 12, the heat dissipation pipeline 44 is connected with the negative pressure pump 42, the negative pressure pump 42 is connected with the air outlet hole 11, and the negative pressure pipeline 43 and the heat dissipation pipeline 44 are respectively provided with a pressure sensor 45 and a temperature sensor 46. The electric three-way reversing valve 41 can switch channels, when the electric three-way reversing valve is switched to the channel of the air inlet hole 12, the heat dissipation pipeline 44 and the air outlet hole 11, the negative pressure pump 42 is started to suck external cold air into the heat dissipation pipeline 44 from the air inlet hole 12, and after the electric three-way reversing valve exchanges heat with the inside of the electric protector main body 1, the hot air is discharged to the outside from the air outlet hole 11, so that the inside of the electric protector is continuously dissipated, the sealing performance and the heat dissipation effect performance of the shell of the electric protector are ensured, and the service life of a product is prolonged; when the electric three-way reversing valve 41 is switched to the channel of the negative pressure pipeline 43, the heat dissipation pipeline 44 and the air outlet hole 11, the negative pressure pump 42 vacuumizes the sucker assembly 5 through the heat dissipation pipeline 44, the negative pressure pipeline 43 and the air suction pipe 47, the electricity protector can be adsorbed and fixed on a wall surface through the sucker assembly 5, so that punching-free fixation is realized, the installation and the disassembly are convenient, and a through hole for a fixing screw to pass through is not needed to be formed on the shell, so that the manufacturing cost is reduced, and the usable space inside the electricity protector is improved;
the shape of negative pressure pipeline 43 is rectangular pipe structure, the quantity of sucking disc subassembly 5 is four at least, sets up in the four corners of negative pressure pipeline 43, the shape of heat dissipation pipeline 44 is the coiled pipe structure, can improve the area of heat exchange, improves radiating effect, negative pressure pipeline 43 is located the outside of heat dissipation pipeline 44, can make the structure compacter save space.
The outside of the electricity protector main body 1 is provided with a waterproof box 6, and the back surface of the waterproof box 6 is provided with a fixing through hole 61 for the air suction pipe 47 to pass through. Waterproof box 6 can protect the electric protector, has the protection effect of rain-proof water and preventing colliding with, be equipped with on the top of waterproof box 6 with the jet pipe 62 that the venthole is connected, be equipped with on the jet pipe 62 towards the top the jet of inlet 31, follow the hot air of venthole exhaust can spray on inlet 31 through the jet on the jet pipe 62, can prevent the pouring of rainwater, get rid of moisture and the dust of this place, has the dampproofing performance of reinforcing, be equipped with on the top of waterproof box 6 with the intake port is connected inhale the board 63, inhale the surface of board 63 and be equipped with towards the bottom the suction port of inlet 31, the area of inhaling can be strengthened to the suction port on the board 63, strengthen the bottom the air velocity of flow of inlet 31 has the effect of dust removal.
As shown in fig. 5, the electric three-way reversing valve 41, the negative pressure pump 42, the pressure sensor 45 and the temperature sensor 46 are respectively and electrically connected to a main control module, and the main control module is electrically connected to an electric leakage breaker module, a wireless communication module and a power module, wherein the electric leakage breaker module is electrically connected to the connection terminal 2. The electric leakage breaker module can be used for switching on and off, and can automatically trip and cut off when the electric leakage breaker module detects the electric leakage condition, so that the electric leakage protection is realized, and the effect of preventing electric shock during immersion is achieved. The main control module is connected with the monitoring center through the wireless communication module for data acquisition and transmission, and the power supply module can supply power for all elements in the power utilization protector. After long-time installation, when the pressure sensor 45 detects that the vacuum degree in the negative pressure pipeline 43 is reduced, the main control module controls the electric three-way reversing valve 41 to switch on the negative pressure pipeline 43 and the heat dissipation pipeline 44, so that the vacuum degree in the negative pressure pipeline 43 is improved, the adsorption force of the sucker assembly 5 is enhanced, and the electric protector is used for fixing more firmly; when the pressure sensor 45 detects that the vacuum degree in the negative pressure pipeline 43 is stable within a certain range, the main control module controls the electric three-way reversing valve 41 to be communicated with the air inlet hole 12 and the heat dissipation pipeline 44, and when the temperature sensor 46 detects that the internal temperature of the power consumption protector is too high, the main control module intelligently adjusts the power of the negative pressure pump 42, so that the air flow rate of the heat dissipation pipeline 44 is enhanced, the heat dissipation effect is improved, the working temperature of the power consumption protector is stable, the power consumption protector is not easy to burn out, and the environmental adaptability of a product is remarkably enhanced.
As shown in fig. 3, the suction cup assembly 5 includes an outer suction cup 51, an inner suction cup 52, and an elastic support disc 53 disposed between the outer suction cup 51 and the inner suction cup 52, a first joint pipe 511 fixedly connected with the suction pipe 47 is disposed on the outer suction cup 51, a second joint pipe 531 fixedly connected with the first joint pipe 511 is disposed on the elastic support disc 53, a hollow spiral groove 532 is disposed on the surface of the elastic support disc 53, a communication hole 533 is disposed between the hollow spiral groove 532 and the second joint pipe 531, and a third joint pipe 521 fixedly connected with the second joint pipe 531 is disposed on the inner suction cup 52. When the suction pump 42 vacuumizes the interior of the sucker assembly 5, the outer sucker 51 is firstly adsorbed to the wall surface, the elastic supporting disc 53 contacts the wall surface after the outer sucker 51 collapses, the inner sucker 52 adsorbs the wall surface after the elastic supporting disc 53 deforms, the hollow spiral groove 532 and the communication hole 533 can vacuumize the space between the outer sucker 51 and the inner sucker 52, the outer sucker 51 and the inner sucker 52 are fully attached to the surface of the elastic supporting disc 53, continuous suction fixation among the three is realized, an inner and outer double-layer adsorption structure is formed on the wall surface, the sucker assembly 5 has stronger adsorption force, the electric protector is used for fixation, the outer sucker 51 can protect the inner sucker 52 from being coated, air leakage is not easy, the external air can be isolated, the ageing speed of the inner sucker 52 and the elastic supporting disc 53 is reduced, the service life of the sucker is prolonged, the elastic supporting disc 53 is taken as a framework, the strength of the sucker assembly 5 can be improved, the tensile capacity and the bearing capacity of the sucker assembly are enhanced, the elastic supporting disc 53 has elasticity to the wall surface, the shock-absorbing performance is good, the shock-absorbing performance of the sucker assembly 52 is improved, and the load-absorbing capacity of the sucker is improved.
As shown in fig. 4, the end surface of the elastic supporting plate 53 is provided with a gasket mounting groove 534, and a friction gasket 535 is fixedly mounted in the gasket mounting groove 534, so that the static friction force of the elastic supporting plate 53 to the wall surface can be improved, and the sealing performance can be improved, so that the inner sucking disc 52 is less prone to air leakage.
An annular ventilation groove 536 is formed in the gasket mounting groove 534, a plurality of adsorption holes 537 communicated with the annular ventilation groove 536 are circumferentially distributed on the friction gasket 535, and a communication groove 538 is formed between the annular ventilation groove 536 and the hollow spiral groove 532. Negative pressure of the hollow spiral groove 532 can be transmitted to the adsorption hole 537 through the communication groove 538 and the annular ventilation groove 536, so that multipoint micro adsorption is formed on the wall surface, static friction force of the friction gasket 535 on the wall surface can be improved, and integral adsorption capacity of the sucker assembly 5 can be improved.
While the invention has been shown and described with reference to a preferred embodiment, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the scope of the invention.
Claims (10)
1. The utility model provides an intelligent electricity protector with soaking protection against electric shock function, includes electricity protector main part (1), its characterized in that: the electric protector comprises an electric protector body (1), and is characterized in that a wiring terminal (2) is arranged on the electric protector body (1), the wiring terminal (2) comprises a wiring groove (21), a conductive piece (22), a fastening screw (23) and a screw hole (24) communicated with the wiring groove (21), one end of the conductive piece (22) extends and is arranged in the wiring groove (21), the other end of the conductive piece (22) extends and is arranged in the electric protector body (1), the fastening screw (23) is connected with the screw hole (24) through threads, a sealing slip cover (3) capable of sliding along the axis direction of the screw hole (24) is arranged on the wiring groove (21), a wire inlet (31) is formed between one end of the sealing slip cover (3) and the electric protector body (1), a sealing gasket (32) is fixed on the wire inlet (31), the inner end of the fastening screw (23) extends and is arranged in the wiring groove (21) in a mode opposite to the conductive piece (22), and the outer end of the fastening screw (23) extends and is arranged in the electric protector body (1) and is connected with the outer portion in a sealing mode (3) in a rotating mode;
be equipped with negative pressure heat abstractor (4) on using electric protector main part (1), negative pressure heat abstractor (4) are including setting up in electric three-way reversing valve (41), negative pressure pump (42), negative pressure pipeline (43) and heat dissipation pipeline (44) inside using electric protector main part (1), be equipped with venthole (11) on the outer wall on electric protector main part (1) upper portion, be equipped with inlet port (12) on the outer wall of using electric protector main part (1) lower part, the back of using electric protector main part (1) is equipped with sucking disc subassembly (5), sucking disc subassembly (5) fixed connection breathing pipe (47), and breathing pipe (47) are connected negative pressure pipeline (43), install between negative pressure pipeline (43), heat dissipation pipeline (44) and inlet port (12) three electric three-way reversing valve (41), heat dissipation pipeline (44) are connected negative pressure pump (42), negative pressure pump (42) are connected venthole (11), install pressure sensor (45) and temperature sensor (46) on negative pressure pipeline (43) and heat dissipation pipeline (44) respectively.
2. The intelligent electricity protector with the function of soaking and preventing electric shock according to claim 1, wherein: the sucking disc subassembly (5) include outer sucking disc (51), interior sucking disc (52) and set up elastic support disc (53) between outer sucking disc (51) and interior sucking disc (52), be equipped with on outer sucking disc (51) with first joint pipe (511) of breathing pipe (47) fixed intercommunication, be equipped with on elastic support disc (53) with first joint pipe (511) fixed intercommunication's second joint pipe (531), the surface of elastic support disc (53) is equipped with fretwork helicla flute (532), is equipped with intercommunicating pore (533) between fretwork helicla flute (532) and second joint pipe (531), be equipped with on interior sucking disc (52) with second joint pipe (531) fixed intercommunication's third joint pipe (521).
3. The intelligent electricity protector with the function of soaking and preventing electric shock according to claim 2, wherein: a gasket mounting groove (534) is formed in the end face of the elastic supporting disc (53), and a friction gasket (535) is fixedly mounted in the gasket mounting groove (534).
4. The intelligent electricity protector with the function of soaking and preventing electric shock according to claim 3, wherein: be equipped with annular ventilation groove (536) in packing ring mounting groove (534), on friction packing ring (535) circumference distribution have a plurality of with adsorption hole (537) that annular ventilation groove (536) are linked together, annular ventilation groove (536) with be equipped with intercommunication groove (538) between fretwork helicla flute (532).
5. The intelligent electricity protector with the function of soaking and preventing electric shock according to claim 4, wherein: the shape of negative pressure pipeline (43) is rectangular pipe structure, sucking disc subassembly (5) quantity is four at least, the shape of heat dissipation pipeline (44) is coiled pipe structure, negative pressure pipeline (43) are located the outside of heat dissipation pipeline (44).
6. The intelligent electricity protector with the function of soaking and preventing electric shock according to claim 1, wherein: the electric protector is characterized in that a waterproof box (6) is arranged outside the electric protector body (1), and a fixing through hole (61) for the air suction pipe (47) to pass through is formed in the back surface of the waterproof box (6).
7. The intelligent electricity protector with the function of soaking and preventing electric shock according to claim 6, wherein: the waterproof box is characterized in that an air jet pipe (62) connected with the air outlet is arranged on the top of the waterproof box (6), an air jet opening facing the top of the air jet pipe (62) is formed in the air inlet (31), an air suction plate (63) connected with the air inlet is arranged on the top of the waterproof box (6), and an air suction hole facing the bottom of the air inlet (31) is formed in the surface of the air suction plate (63).
8. The intelligent electricity protector with the function of soaking and preventing electric shock according to claim 1, wherein: the sealing sliding cover is characterized in that the wire inlet (31) and the sealing gasket (32) are U-shaped, a U-shaped elastic wire clamp (33) is fixedly arranged on the inner wall of the sealing sliding cover (3), and the inner end of the sealing gasket (32) is arranged in the U-shaped elastic wire clamp (33) in an extending mode.
9. The intelligent electricity protector with the function of soaking and preventing electric shock according to claim 1, wherein: the inner end of the fastening screw (23) is rotationally connected with a limiting telescopic rod (25), a clamping piece (26) is fixedly connected to the limiting telescopic rod (25), and a spring (27) is arranged between the clamping piece (26) and the fastening screw (23).
10. The intelligent electricity protector with a water immersion electric shock prevention function according to any one of claims 1 to 9, characterized in that: the three-way reversing valve (41), the negative pressure pump (42), the pressure sensor (45) and the temperature sensor (46) are respectively and electrically connected to the main control module, the main control module is electrically connected with the leakage breaker module, the wireless communication module and the power module, and the leakage breaker module is electrically connected with the wiring terminal (2).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210081428.8A CN114421188B (en) | 2022-01-24 | 2022-01-24 | Intelligent electricity protector with soaking electric shock prevention function |
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| CN202210081428.8A CN114421188B (en) | 2022-01-24 | 2022-01-24 | Intelligent electricity protector with soaking electric shock prevention function |
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| CN114421188A CN114421188A (en) | 2022-04-29 |
| CN114421188B true CN114421188B (en) | 2023-09-08 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116885483B (en) * | 2023-07-21 | 2024-05-17 | 惠州方向电子有限公司 | RJ45 connector |
| CN117693173B (en) * | 2024-01-31 | 2024-04-16 | 国网山西省电力公司长治供电公司 | Cooling device of electrical engineering relay protector |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19990012672A (en) * | 1997-07-30 | 1999-02-25 | 박병재 | Auxiliary cooling device using intake negative pressure |
| CN204496379U (en) * | 2015-01-08 | 2015-07-22 | 王涛 | A kind of heat radiating type computer cabinet with anti-negative pressure function |
| CN107817406A (en) * | 2017-12-13 | 2018-03-20 | 浙江天拓电气有限公司 | A kind of new-energy automobile drive system comprehensive tester shell |
-
2022
- 2022-01-24 CN CN202210081428.8A patent/CN114421188B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19990012672A (en) * | 1997-07-30 | 1999-02-25 | 박병재 | Auxiliary cooling device using intake negative pressure |
| CN204496379U (en) * | 2015-01-08 | 2015-07-22 | 王涛 | A kind of heat radiating type computer cabinet with anti-negative pressure function |
| CN107817406A (en) * | 2017-12-13 | 2018-03-20 | 浙江天拓电气有限公司 | A kind of new-energy automobile drive system comprehensive tester shell |
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| CN114421188A (en) | 2022-04-29 |
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