CN111446555B - Intelligent switching power supply - Google Patents
Intelligent switching power supply Download PDFInfo
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- CN111446555B CN111446555B CN202010365651.6A CN202010365651A CN111446555B CN 111446555 B CN111446555 B CN 111446555B CN 202010365651 A CN202010365651 A CN 202010365651A CN 111446555 B CN111446555 B CN 111446555B
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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
- H01R4/30—Clamped connections, spring connections utilising a screw or nut clamping member
- H01R4/304—Clamped connections, spring connections utilising a screw or nut clamping member having means for improving contact
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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
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/28—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for wire processing before connecting to contact members, not provided for in groups H01R43/02 - H01R43/26
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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
- H01R9/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, e.g. terminal strips or terminal blocks; Terminals or binding posts mounted upon a base or in a case; Bases therefor
- H01R9/22—Bases, e.g. strip, block, panel
- H01R9/24—Terminal blocks
- H01R9/2416—Means for guiding or retaining wires or cables connected to terminal blocks
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- Manufacturing & Machinery (AREA)
- Installation Of Indoor Wiring (AREA)
Abstract
The invention belongs to the technical field of power supply connection equipment, and particularly relates to an intelligent switching power supply; the power supply comprises a heat dissipation plate, a card seat, a power supply plate and an electric connection unit; the power connection unit is arranged on the power panel and comprises a nut, a bolt, a gasket, an arc-shaped rubber pad and a base; the screw sliding condition between the nut and the bolt is avoided through the matching of the heat dissipation plate, the clamping seat, the power supply plate and the power connection unit; produce thrust to the clamp splice at the deformation in-process of hose, promote to press from both sides clamp splice and bolt surface and contact to both realized the clamp action to the bolt, can right the effect again by the bolt, thereby guaranteed the inseparable laminating between bolt and the nut, strengthened the stability of power cord between gasket and nut, thereby guaranteed the stability after switch circular telegram, improved switch's whole result of use.
Description
Technical Field
The invention belongs to the technical field of power supply connection equipment, and particularly relates to an intelligent switching power supply.
Background
A switching power supply (SMPS), also called a switching power supply and a switching converter, is a high-frequency power conversion device, and is one of power supplies; the function is to convert a level voltage into a voltage or current required by the user terminal through different types of architectures; the input of the switching power supply is mostly an alternating current power supply (such as commercial power) or a direct current power supply, the output of the switching power supply is mostly equipment needing the direct current power supply, such as a personal computer, and the switching power supply carries out the conversion of voltage and current between the two; the switching power supply is different from a linear power supply, the switching transistor utilized by the switching power supply is mostly switched between a fully-opened mode (saturation region) and a fully-closed mode (cut-off region), both the modes have the characteristic of low dissipation, the switching between the switching modes has higher dissipation but short time, so that the energy is saved, and the generated waste heat is less; ideally, the switching power supply does not consume electric energy; voltage stabilization is achieved by adjusting the on and off time of the transistor; on the contrary, in the process of generating the output voltage by the linear power supply, the transistor works in the amplification region and consumes electric energy; the high conversion efficiency of the switching power supply is a big advantage, and because the switching power supply has high working frequency, a small-sized and light-weight transformer can be used, so the switching power supply is also smaller than the linear power supply in size and lighter in weight.
Some technical solutions related to a switching power supply also appear in the prior art, for example, a chinese patent with application number 2019100854616 discloses a switching power supply, which includes a casing, a circuit board is arranged in the casing, the circuit board is provided with a plurality of electronic components, a heat dissipation channel extending up and down is arranged in the casing, the circuit board is arranged in the heat dissipation channel, and the circuit board is arranged along the extending direction of the heat dissipation channel; the switching power supply can efficiently dissipate heat, avoids overhigh temperature of electronic components and ensures normal operation of the switching power supply; however, the technical scheme does not solve the wiring problem of the power line, and in the process of installing the electric wire by the switch power supply, the phenomenon of sliding or inclining can occur between the bolt and the nut, so that the stable contact between the power line and the switch power supply can not be ensured, and the use effect and the use stability of the switch power supply are seriously influenced.
Disclosure of Invention
In order to make up the defects of the prior art, the problem that the use effect and the use stability of the switching power supply are seriously affected because the stable contact between a power line and the switching power supply cannot be ensured due to the phenomenon of thread slipping or inclination between a bolt and a nut in the process of installing an electric wire by the switching power supply is solved; the invention provides an intelligent switching power supply.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to an intelligent switching power supply which comprises a heat dissipation plate, a clamping seat, a power supply plate and a power connection unit, wherein the heat dissipation plate is arranged on the clamping seat; the heat dissipation plate is arranged on the clamping seat; the power panel is arranged on the clamping seat, and a plurality of partition plates are symmetrically arranged on the power panel; the power connection unit is arranged on the power panel and comprises a nut, a bolt, a gasket, an arc-shaped rubber pad and a base; the base is arranged on the power panel; the nut is arranged on the base; the arc-shaped rubber pad is arranged on the nut, a first cavity is formed in the arc-shaped rubber pad, a clamping block is arranged on the inner side wall of the arc-shaped rubber pad through a hose, and the hose is communicated with the first cavity; the gasket is arranged on the side wall of the top end of the arc-shaped rubber pad; the bolt penetrates through the gasket and the arc-shaped rubber pad to be matched with the nut; the screw sliding condition between the nut and the bolt is avoided through the matching of the heat dissipation plate, the clamping seat, the power supply plate and the power connection unit; when the power cord is connected with a switching power supply, firstly removing rubber at the end part of the power cord, then inserting the power cord between the gasket and the nut, then penetrating the bolt through the gasket and the arc rubber pad and then installing the bolt on the nut to clamp the power cord, wherein in the process of installing the bolt into the nut, the bolt continuously extrudes the arc rubber pad along with the rotation of the bolt, the arc rubber pad is compressed to ensure that the first cavity contracts, gas in the first cavity flows to the hose to ensure that the hose elastically deforms in an extension way, thrust is generated on the clamping block in the deformation process of the hose to push the clamping block to contact with the surface of the bolt, thereby realizing the clamping effect on the bolt, strengthening the bolt, ensuring the tight fit between the bolt and the nut and enhancing the stability of the power cord between the gasket and the nut, therefore, the stability of the power switch after being electrified is ensured, and the overall use effect of the power switch is improved.
Preferably, a second cavity is formed in the nut; the bottom end of the clamping block penetrates into the second cavity, and a pushing block is arranged at the bottom end of the clamping block; the base is provided with a sliding groove at a position close to the bolt; the wire collecting plate is connected in the sliding groove in a sliding mode, the top end of the wire collecting plate is in contact with the side wall of the bottom end of the push block, and the clamping effect and the righting effect on the bolt are achieved through the matching of the clamping block, the push block and the wire collecting plate; when the power switch is used, in the process of installing the bolt into the nut, the bolt continuously extrudes the arc-shaped rubber gasket along with the rotation of the bolt, after the arc-shaped rubber gasket is pressed, the first cavity is contracted, the gas in the first cavity flows to the hose, so that the hose is elastically deformed in an extension way, thrust is generated on the clamping block in the deformation process of the hose, the pushing block is driven to slide in the direction close to the bolt in the second cavity while the clamping block is pressed to be close to the bolt, the pushing block generates thrust on the line concentrator in the sliding process, the line concentrator is pushed to slide in the sliding groove in the direction close to the bolt, the isolation effect on the power line is realized in the sliding process of the line concentrator, the distribution condition of the power line in the power switch is further enhanced, the effective isolation of the power line is realized, and the condition of circuit short circuit generated by the mutual contact between the power lines is avoided, the use effect of the power switch is further enhanced.
Preferably, the outer side wall of the arc-shaped rubber pad is symmetrically provided with a first plate; the side wall of the clapboard close to the first plate is provided with a positioning plate; a first semicircular groove, a second semicircular groove and a third semicircular groove are symmetrically formed in the positioning plate, the first semicircular groove is farthest away from the nut, and the second semicircular groove is closest to the nut; the side wall of the top end of the nut and the side wall of the bottom end of the gasket are both provided with a tangent block, and the positions of the two tangent blocks are corresponding up and down; cutting the rubber outside the power line through the matching of the first plate, the positioning plate and the cutting block; when the power cord is connected with a switching power supply, firstly removing rubber at the end part of the power cord, then inserting the power cord between the gasket and the nut, then penetrating the bolt through the gasket and the arc-shaped rubber pad and then installing the bolt on the nut to clamp the power cord, wherein in the process of installing the bolt into the nut, the bolt continuously extrudes the arc-shaped rubber pad along with the rotation of the bolt, and in the process of compressing the arc-shaped rubber pad, the first plate is driven to slide in the positioning plate, so that when the arc-shaped rubber pad is not compressed, the first plate is positioned in the first semicircular groove, when the arc-shaped rubber pad is compressed, the first plate slides to the second semicircular groove from the first semicircular groove, at the moment, the tangent blocks are close to each other and are contacted with the surface of the power cord, thereby realizing the cutting of the rubber on the surface of the power cord, after the cutting of the rubber is finished, a worker firstly loosens the bolt, takes out the power cord, and completely removes the cut rubber at the end part of the power cord, at the moment, the power line is installed between the gasket and the nut again, the bolt is continuously screwed at the moment, the arc-shaped rubber gasket is continuously extruded until the first plate slides from the second semicircular groove to the third semicircular groove, so that the installation of the power line is completed, the accurate cutting of the rubber outside the power line is realized, and the phenomenon that the power supply is disconnected due to the fact that the cutting distance of the rubber is too short is avoided; and after the rubber cutting distance is too long, the exposed part of the power line can cause the short circuit of the switching power supply, so that convenience is brought to the installation work of workers, and the overall practicability of the switching power supply is further improved.
Preferably, the side wall of the top end of the push block is symmetrically provided with a second plate; the inner side wall of the top end of the second cavity is symmetrically and obliquely provided with cutting teeth, and the cutting teeth are obliquely pointed to the direction close to the bolt; the resetting of the clamping block is avoided through the matching of the second plate and the tooth scratching; during the use, at the in-process of bolt installation advancing nut, along with the rotation of bolt, the bolt constantly produces the extrusion to the arc rubber pad, arc rubber pad pressurized back, make a cavity take place the shrink, the inside gas flow of cavity to hose department, make the hose take place the elastic deformation of extension, produce thrust to the clamp splice in the deformation process of hose, when clamp splice pressurized is close to the bolt, it slides to drive the ejector pad in the direction that is close to the bolt in No. two cavities, slide at the gliding in-process drive No. two boards of ejector pad and drawing tooth surface, thereby realized the positioning action to No. two boards through drawing the tooth, the fixed effect of clamp splice position has further been guaranteed, effectively avoided the removal in-process at switching power supply, take place the pine between bolt and the nut and take off the phenomenon.
Preferably, a plurality of gear shaping teeth are symmetrically arranged on the inner side wall of the tangent block, so that the tangent block is prevented from damaging the inside of the power line; during the use, at the in-process of arc rubber pad pressurized, it slides in the locating plate to drive a board, make when the arc rubber pad is not pressurized, a board is located a half slot, after the arc rubber pad pressurized, a board slides to No. two half slots from a half slot, tangent line piece this moment is close to each other and with power cord surface contact, the cutting to the rubber on power cord surface is realized, in order to avoid at the working process of tangent line piece, cause the damage to the power cord inside, lateral wall symmetry is equipped with a plurality of gear pins in tangent line piece, thereby make the in-process that merges at tangent line piece, leave the plug-in mark on the rubber surface through the gear pin, make the staff follow-up only need clear up the rubber through inserting the mark, thereby avoided causing the damage to power cord inner structure.
Preferably, the outer side wall of the hose is sleeved with a spring, so that the deformation direction of the hose is limited; during the use, at the in-process of bolt installation inlet nut, along with the rotation of bolt, the bolt constantly produces the extrusion to the arc rubber pad, arc rubber pad pressurized back for a cavity takes place the shrink, and the inside gas flow of a cavity is to hose department, makes the hose take place the elastic deformation of extension, after hose lateral wall cover is equipped with the spring, has injectd the elastic deformation direction of hose through the spring, thereby has guaranteed the extension deformation effect of hose, guarantees to press from both sides the tight effect of clamp block to the clamp of bolt.
The invention has the following beneficial effects:
1. according to the intelligent switching power supply, the flexible pipe is subjected to elastic deformation due to extension through the cooperation of the heat dissipation plate, the clamping seat, the power supply board and the power connection unit, thrust is generated on the clamping block in the deformation process of the flexible pipe, the clamping block is pushed to be in contact with the surface of the bolt, the clamping effect on the bolt is achieved, the bolt can be righted, the close fit between the bolt and the nut is guaranteed, the stability of a power supply line between the gasket and the nut is enhanced, the stability of the power supply switch after being electrified is guaranteed, and the overall using effect of the power supply switch is improved.
2. According to the intelligent switching power supply, the rubber outside the power line is accurately cut through the matching of the first plate, the positioning plate and the tangent block, and the phenomenon that the switching power supply is broken due to the fact that the cutting distance of the rubber is too short is avoided; and after the rubber cutting distance is too long, the exposed part of the power line can cause the short circuit of the switching power supply, so that convenience is brought to the installation work of workers, and the overall practicability of the switching power supply is further improved.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a schematic view of the nut and bolt of the present invention in combination;
FIG. 3 is a schematic view of the nut and power strip of the present invention in combination;
FIG. 4 is a perspective view of an arcuate rubber pad of the present invention;
FIG. 5 is a perspective view of a tangent block of the present invention;
FIG. 6 is an enlarged view of a portion of FIG. 2 at A;
FIG. 7 is an enlarged view of a portion of FIG. 2 at B;
in the figure: the heat dissipation plate 1, the card holder 2, the power panel 3, the partition plate 31, the positioning plate 311, the first semicircular groove 312, the second semicircular groove 313, the third semicircular groove 314, the power connection unit 4, the nut 41, the second cavity 411, the push block 412, the tangent block 413, the gear shaping 414, the second plate 415, the tooth 416, the bolt 42, the gasket 43, the arc-shaped rubber pad 44, the first cavity 441, the clamping block 442, the first plate 443, the hose 444, the base 45, the sliding groove 451 and the line concentration plate 452.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 7, the intelligent switching power supply of the present invention includes a heat dissipation plate 1, a card socket 2, a power supply plate 3 and an electrical connection unit 4; the heat dissipation plate 1 is arranged on the clamping seat 2; the power panel 3 is arranged on the card holder 2, and a plurality of clapboards 31 are symmetrically arranged on the power panel 3; the power connection unit 4 is arranged on the power panel 3, and the power connection unit 4 comprises a nut 41, a bolt 42, a gasket 43, an arc-shaped rubber pad 44 and a base 45; the base 45 is arranged on the power panel 3; the nut 41 is mounted on the base 45; the arc-shaped rubber pad 44 is arranged on the nut 41, a first cavity 441 is formed in the arc-shaped rubber pad 44, a clamping block 442 is arranged on the inner side wall of the arc-shaped rubber pad 44 through a hose 444, and the hose 444 is communicated with the first cavity 441; the gasket 43 is arranged on the top side wall of the arc-shaped rubber pad 44; the bolt 42 is matched with the nut 41 through a gasket 43 and an arc-shaped rubber pad 44; the wire sliding between the nut 41 and the bolt 42 is avoided through the matching of the heat dissipation plate 1, the clamping seat 2, the power panel 3 and the power connection unit 4; when the power cord is connected to a switching power supply, firstly, rubber at the end of the power cord is removed, then the power cord is inserted between the gasket 43 and the nut 41, then the bolt 42 penetrates through the gasket 43 and the arc-shaped rubber pad 44 and then is installed on the nut 41 to clamp the power cord, in the process that the bolt 42 is installed in the nut 41, the bolt 42 continuously extrudes the arc-shaped rubber pad 44 along with the rotation of the bolt 42, after the arc-shaped rubber pad 44 is pressed, the first cavity 441 contracts, gas in the first cavity 441 flows to the hose 444 to enable the hose 444 to generate elastic deformation by extension, thrust is generated on the clamping block 442 in the deformation process of the hose 444 to push the clamping block 442 to contact with the surface of the bolt 42, so that the clamping effect on the bolt 42 is realized, the straightening effect on the bolt 42 is realized, and the tight fit between the bolt 42 and the nut 41 is ensured, the stability of the power line between the gasket 43 and the nut 41 is enhanced, so that the stability of the power switch after being electrified is ensured, and the overall use effect of the power switch is improved.
As an embodiment of the present invention, a second cavity 411 is opened in the nut 41; the bottom end of the clamping block 442 penetrates into the second cavity 411, and the bottom end of the clamping block 442 is provided with the pushing block 412; the base 45 is provided with a sliding groove 451 at the position close to the bolt 42; a line collecting plate 452 is connected in the sliding groove 451 in a sliding mode, the top end of the line collecting plate 452 is in contact with the side wall of the bottom end of the push block 412, and the clamping effect and the centralizing effect on the bolt are achieved through the matching of the clamping block 442, the push block 412 and the line collecting plate 452; when the power switch is used, in the process that the bolt 42 is installed in the nut 41, the bolt 42 continuously extrudes the arc-shaped rubber gasket 44 along with the rotation of the bolt 42, after the arc-shaped rubber gasket 44 is pressed, the first cavity 441 contracts, air in the first cavity 441 flows to the hose 444, the hose 444 is elastically deformed in an extension manner, thrust is generated on the clamping block 442 in the deformation process of the hose 444, the clamping block 442 is pressed to be close to the bolt 42, meanwhile, the pushing block 412 is driven to slide in the second cavity 411 in the direction close to the bolt 42, the pushing block 412 generates thrust on the line concentration plate 452 in the sliding process, the line concentration plate 452 is pushed to slide in the sliding groove 451 in the direction close to the bolt 42, the isolation effect on the power line is realized in the sliding process of the line concentration plate 452, the distribution condition of the power line in the power switch is further enhanced, and the effective isolation of the power line is realized, the condition of circuit short circuit caused by mutual contact between power lines is avoided, and the using effect of the power switch is further enhanced.
As an embodiment of the present invention, the outer side wall of the arc-shaped rubber pad 44 is symmetrically provided with a first plate 443; the partition board 31 is provided with a positioning board 311 on the side wall close to the first board 443; a first semicircular groove 312, a second semicircular groove 313 and a third semicircular groove 314 are symmetrically formed in the positioning plate 311, the first semicircular groove 312 is farthest from the nut 41, and the second semicircular groove 313 is closest to the nut 41; the side wall of the top end of the nut 41 and the side wall of the bottom end of the gasket 43 are both provided with a tangent block 413, and the positions of the two tangent blocks 413 are corresponding up and down; the rubber outside the power line is cut through the matching of the first plate 443, the positioning plate 311 and the cutting block 413; when the power cord is connected to the switching power supply, firstly, the rubber sheet at the end of the power cord is removed, then the power cord is inserted between the gasket 43 and the nut 41, then the bolt 42 penetrates through the gasket 43 and the arc-shaped rubber pad 44 and then is installed on the nut 41 to clamp the power cord, in the process that the bolt 42 is installed in the nut 41, the bolt 42 continuously extrudes the arc-shaped rubber pad 44 along with the rotation of the bolt 42, in the process that the arc-shaped rubber pad 44 is pressed, the first plate 443 is driven to slide in the positioning plate 311, so that when the arc-shaped rubber pad 44 is not pressed, the first plate 443 is positioned in the first semicircular groove 312, after the arc-shaped rubber pad 44 is pressed, the first plate 443 slides from the first semicircular groove 312 to the second semicircular groove 313, at the moment, the tangent blocks 413 are close to each other and are in contact with the surface of the power cord to cut the rubber sheet on the surface of the power cord, and after the cutting of the rubber sheet is completed, firstly, a worker loosens the bolt 42, takes out the power line, completely removes the cut rubber sheet at the end part of the power line, installs the power line between the gasket 43 and the nut 41 again, continuously twists the bolt 42 at the moment, continuously extrudes the arc-shaped rubber pad 44 until the first plate 443 slides from the second semicircular groove 313 to the third semicircular groove 314, thereby completing the installation of the power line, realizing the accurate cutting of the rubber sheet outside the power line, and avoiding the open circuit of the switching power supply caused by the over-short cutting distance of the rubber sheet; and after the rubber cutting distance is too long, the exposed part of the power line can cause the short circuit of the switching power supply, so that convenience is brought to the installation work of workers, and the overall practicability of the switching power supply is further improved.
As an embodiment of the present invention, a second plate 415 is symmetrically disposed on a side wall of the top end of the push block 412; the inner side wall of the top end of the second cavity 411 is symmetrically and obliquely provided with cutting teeth 416, and the cutting teeth 416 are obliquely pointed to the direction close to the bolt 42; the resetting of the clamping block 442 is avoided by the cooperation of the second plate 415 and the teeth 416; when in use, in the process of installing the bolt 42 into the nut 41, the bolt 42 continuously extrudes the arc-shaped rubber pad 44 along with the rotation of the bolt 42, after the arc-shaped rubber pad 44 is pressed, so that the first cavity 441 contracts, the air in the first cavity 441 flows to the flexible tube 444, so that the flexible tube 444 is elastically deformed to be elongated, thrust is generated to the clamping block 442 during deformation of the hose 444, and, while the clamping block 442 is pressed close to the bolt 42, the pushing block 412 is driven to slide in the second cavity 411 towards the direction close to the bolt 42, the second plate 415 is driven to slide on the surface of the tooth 416 in the sliding process of the push block 412, therefore, the positioning effect on the second plate 415 is realized through the cutting teeth 416, the fixing effect of the position of the clamping block 442 is further ensured, and the loosening phenomenon between the bolt 42 and the nut 41 in the moving process of the switch power supply is effectively avoided.
As an embodiment of the present invention, a plurality of gear shaping teeth 414 are symmetrically disposed on an inner side wall of the tangent block 413, so as to prevent the tangent block 413 from damaging the inside of the power line; during the use, at the in-process of arc rubber pad 44 pressurized, it slides in locating plate 311 to drive a board 443, make when arc rubber pad 44 is not pressurized, a board 443 is located half slot 312, after arc rubber pad 44 is pressurized, a board 443 slides to No. two half slot 313 from No. one half slot 312, tangent line piece 413 is close to each other and with power cord surface contact this moment, the cutting to the rubber on power cord surface is realized, in order to avoid the course of work at tangent line piece 413, cause the damage to the power cord is inside, be equipped with a plurality of gear inserts 414 at tangent line piece 413 inside wall symmetry, thereby make at the in-process that tangent line piece 413 merges, leave the plug-in mark on the rubber surface through gear insert 414, make the staff follow-up only need clear up the rubber through the plug-in mark, thereby avoided causing the damage to power cord inner structure.
As an embodiment of the present invention, the outer sidewall of the flexible tube 444 is sleeved with a spring, so as to limit the deformation direction of the flexible tube 444; during the use, at the in-process of bolt 42 installation nut 41, along with bolt 42's rotation, bolt 42 constantly produces the extrusion to arc rubber pad 44, arc rubber pad 44 is compressed the back, make cavity 441 take place the shrink, the inside gas flow of cavity 441 to hose 444 department, make hose 444 take place the elastic deformation of extension, after hose 444 lateral wall cover is equipped with the spring, the elastic deformation direction of hose 444 has been injectd through the spring, thereby the extension deformation effect of hose 444 has been guaranteed, the tight block 442 of assurance clamp to bolt 42's clamping effect.
When the power cord is connected to a switching power supply, firstly, rubber at the end of the power cord is removed, then the power cord is inserted between the gasket 43 and the nut 41, then the bolt 42 penetrates through the gasket 43 and the arc-shaped rubber pad 44 and then is installed on the nut 41 to clamp the power cord, in the process that the bolt 42 is installed in the nut 41, the bolt 42 continuously extrudes the arc-shaped rubber pad 44 along with the rotation of the bolt 42, after the arc-shaped rubber pad 44 is pressed, the first cavity 441 contracts, gas in the first cavity 441 flows to the hose 444 to enable the hose 444 to generate elastic deformation by extension, thrust is generated on the clamping block 442 in the deformation process of the hose 444 to push the clamping block 442 to contact with the surface of the bolt 42, so that the clamping effect on the bolt 42 is realized, the straightening effect on the bolt 42 is realized, and the tight fit between the bolt 42 and the nut 41 is ensured, the stability of the power line between the gasket 43 and the nut 41 is enhanced, so that the stability of the power switch after being electrified is ensured, and the overall use effect of the power switch is improved; in the process of installing the bolt 42 into the nut 41, the bolt 42 continuously extrudes the arc-shaped rubber pad 44 along with the rotation of the bolt 42, after the arc-shaped rubber pad 44 is pressed, the first cavity 441 contracts, the gas in the first cavity 441 flows to the hose 444, the hose 444 elastically deforms by extension, thrust is generated on the clamping block 442 in the deformation process of the hose 444, the clamping block 442 is pressed to approach the bolt 42, meanwhile, the pushing block 412 is driven to slide in the second cavity 411 in the direction approaching the bolt 42, the pushing block 412 generates thrust on the line concentration plate 452 in the sliding process, the line concentration plate 452 is pushed to slide in the sliding groove 451 in the direction approaching the bolt 42, the isolation effect on the power line is realized in the sliding process of the line concentration plate 452, the distribution condition of the power line in the power switch is further enhanced, and the effective isolation of the power line is realized, the condition of circuit short circuit caused by mutual contact between power lines is avoided, and the using effect of the power switch is further enhanced; when the power line is connected to the switching power supply, firstly, the rubber sheet at the end part of the power line is removed, then the power line is inserted between the gasket 43 and the nut 41, then the bolt 42 penetrates through the gasket 43 and the arc-shaped rubber pad 44 and then is installed on the nut 41 to realize the clamping of the power line, in the process that the bolt 42 is installed in the nut 41, the bolt 42 continuously extrudes the arc-shaped rubber pad 44 along with the rotation of the bolt 42, in the process that the arc-shaped rubber pad 44 is pressed, the first plate 443 is driven to slide in the positioning plate 311, so that when the arc-shaped rubber pad 44 is not pressed, the first plate 443 is positioned in the first semicircular groove 312, when the arc-shaped rubber pad 44 is pressed, the first plate 443 slides from the first semicircular groove 312 to the second semicircular groove 313, at the moment, the tangent blocks 413 are close to each other and are in contact with the surface of the power line to realize the cutting of the rubber sheet on the surface of the power line, after the cutting of the rubber sheet is completed, the worker firstly loosens the bolt 42, taking out the power line, completely removing the cut rubber at the end part of the power line, installing the power line between the gasket 43 and the nut 41 again, continuously screwing the bolt 42, continuously extruding the arc-shaped rubber pad 44 until the first plate 443 slides from the second semicircular groove 313 to the third semicircular groove 314, thereby completing the installation of the power line, realizing the accurate cutting of the rubber outside the power line, and avoiding the open circuit of the switching power supply caused by the over short cutting distance of the rubber; when the cutting distance of the rubber is too long, the part of the power line exposed outside can cause short circuit of the switching power supply, so that convenience is brought to installation work of workers, and the overall practicability of the switching power supply is further improved; in the process that the bolt 42 is installed in the nut 41, the bolt 42 continuously extrudes the arc-shaped rubber gasket 44 along with the rotation of the bolt 42, after the arc-shaped rubber gasket 44 is pressed, the first cavity 441 contracts, gas in the first cavity 441 flows to the hose 444, the hose 444 elastically deforms in an extending manner, thrust is generated on the clamping block 442 in the deformation process of the hose 444, the clamping block 442 is pressed to be close to the bolt 42, the pushing block 412 is driven to slide in the second cavity 411 in the direction close to the bolt 42, and the second plate 415 is driven to slide on the surface of the cutting tooth 416 in the sliding process of the pushing block 412, so that the positioning effect on the second plate 415 is achieved through the cutting tooth 416, the fixing effect of the position of the clamping block 442 is further guaranteed, and the loosening phenomenon between the bolt 42 and the nut 41 in the moving process of the switching power supply is effectively avoided; in the process that the arc-shaped rubber pad 44 is pressed, the first plate 443 is driven to slide in the positioning plate 311, so that when the arc-shaped rubber pad 44 is not pressed, the first plate 443 is located in the first semicircular groove 312, after the arc-shaped rubber pad 44 is pressed, the first plate 443 slides from the first semicircular groove 312 to the second semicircular groove 313, the tangent blocks 413 are close to each other and are in contact with the surface of the power line at the moment, cutting of the rubber on the surface of the power line is achieved, in order to avoid damage to the inside of the power line in the working process of the tangent blocks 413, a plurality of inserting teeth 414 are symmetrically arranged on the inner side wall of the tangent blocks 413, and therefore in the process that the tangent blocks 413 are combined, inserting marks are left on the surface of the rubber through the inserting teeth 414, a worker can clean the rubber subsequently only through the inserting marks, and damage to the internal structure of the power line is avoided; in the process that bolt 42 is installed into nut 41, along with the rotation of bolt 42, bolt 42 constantly produces the extrusion to arc rubber pad 44, arc rubber pad 44 is pressed the back, make cavity 441 take place the shrink, the inside gas flow of cavity 441 to hose 444 department, make hose 444 take place the elastic deformation of extension, after hose 444 lateral wall cover is equipped with the spring, the elastic deformation direction of hose 444 has been injectd through the spring, thereby the extension deformation effect of hose 444 has been guaranteed, the tight effect of clamp block 442 clamp to bolt 42 is guaranteed.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. An intelligent switching power supply, its characterized in that: comprises a heat radiation plate (1), a card seat (2), a power supply plate (3) and an electric connection unit (4); the heat dissipation plate (1) is arranged on the clamping seat (2); the power panel (3) is arranged on the clamping seat (2), and a plurality of partition plates (31) are symmetrically arranged on the power panel (3); the power connection unit (4) is arranged on the power panel (3), and the power connection unit (4) comprises a nut (41), a bolt (42), a gasket (43), an arc-shaped rubber gasket (44) and a base (45); the base (45) is arranged on the power panel (3); the nut (41) is arranged on the base (45); the arc-shaped rubber pad (44) is arranged on the nut (41), a first cavity (441) is formed in the arc-shaped rubber pad (44), a clamping block (442) is arranged on the inner side wall of the arc-shaped rubber pad (44) through a hose (444), and the hose (444) is communicated with the first cavity (441); the gasket (43) is arranged on the side wall of the top end of the arc-shaped rubber pad (44); the bolt (42) penetrates through the gasket (43) and the arc-shaped rubber pad (44) to be matched with the nut (41); the wire sliding condition between the nut (41) and the bolt (42) is avoided through the matching of the heat dissipation plate (1), the clamping seat (2), the power panel (3) and the power connection unit (4).
2. The intelligent switching power supply according to claim 1, wherein: a second cavity (411) is formed in the nut (41); the bottom end of the clamping block (442) penetrates into the second cavity (411), and the bottom end of the clamping block (442) is provided with the push block (412); the base (45) is provided with a sliding groove (451) at the position close to the bolt (42); a line collecting plate (452) is connected in the sliding groove (451) in a sliding mode, and the top end of the line collecting plate (452) is in contact with the side wall of the bottom end of the push block (412); the clamping effect and the centralizing effect on the bolt are achieved through the cooperation of the clamping block (442), the pushing block (412) and the line collecting plate (452).
3. An intelligent switching power supply according to claim 2, characterized in that: the outer side wall of the arc-shaped rubber pad (44) is symmetrically provided with a first plate (443); a positioning plate (311) is arranged on the side wall of the clapboard (31) close to the first plate (443); a first semicircular groove (312), a second semicircular groove (313) and a third semicircular groove (314) are symmetrically formed in the positioning plate (311), the first semicircular groove (312) is farthest from the nut (41), and the second semicircular groove (313) is closest to the nut (41); the side wall of the top end of the nut (41) and the side wall of the bottom end of the gasket (43) are both provided with a tangent block (413), and the two tangent blocks (413) are corresponding to each other up and down; the rubber outside the power line is cut through the matching of the first plate (443), the positioning plate (311) and the cutting line block (413).
4. An intelligent switching power supply according to claim 2, characterized in that: a second plate (415) is symmetrically arranged on the side wall of the top end of the push block (412); the inner side wall of the top end of the second cavity (411) is symmetrically and obliquely provided with cutting teeth (416), and the cutting teeth (416) are obliquely pointed to the direction close to the bolt (42); the resetting of the clamping block (442) is avoided through the matching of the second-size plate (415) and the tooth-scratching (416).
5. An intelligent switching power supply according to claim 3, characterized in that: tangent line piece (413) inside wall symmetry is equipped with a plurality of gear shaping (414) to avoid tangent line piece (413) to cause the damage to the power cord is inside.
6. The intelligent switching power supply according to claim 1, wherein: the outer side wall of the hose (444) is sleeved with a spring, so that the deformation direction of the hose (444) is limited.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010365651.6A CN111446555B (en) | 2020-04-30 | 2020-04-30 | Intelligent switching power supply |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010365651.6A CN111446555B (en) | 2020-04-30 | 2020-04-30 | Intelligent switching power supply |
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| CN111446555A CN111446555A (en) | 2020-07-24 |
| CN111446555B true CN111446555B (en) | 2021-08-27 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DE2141550C2 (en) * | 1971-08-19 | 1978-12-07 | Karl Pfisterer Elektrotechnische Spezialartikel Gmbh & Co Kg, 7000 Stuttgart | Annular contact element |
| CN201304470Y (en) * | 2008-11-28 | 2009-09-09 | 安徽中鼎精工技术有限公司 | Riveting bolt mould of metal skeleton product |
| CN104466532B (en) * | 2013-09-25 | 2018-02-06 | 深圳市海洋王照明工程有限公司 | Anti-falling wiring terminal |
| CN205918739U (en) * | 2016-07-19 | 2017-02-01 | 海盐哈特惠机械五金制品有限公司 | Simple and convenient locknut |
| CN108767502A (en) * | 2018-05-17 | 2018-11-06 | 陈建民 | A kind of threephase asynchronous binding post |
| CN108799312A (en) * | 2018-08-27 | 2018-11-13 | 安徽西马新能源技术有限公司 | A kind of anticreep closed type fastener assembly |
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Effective date of registration: 20210804 Address after: 323900 No.6 Jiangbin Road, Youzhu street, Qingtian County, Lishui City, Zhejiang Province Applicant after: ZHEJIANG SANCHEN ELECTRICAL APPLIANCE Co.,Ltd. Address before: 235099 No.22 Yingshan Middle Road, Xiangshan District, Huaibei City, Anhui Province Applicant before: Zhang Xianbo |
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