CN111526700A - DC electronic switch - Google Patents
DC electronic switch Download PDFInfo
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- CN111526700A CN111526700A CN202010368924.2A CN202010368924A CN111526700A CN 111526700 A CN111526700 A CN 111526700A CN 202010368924 A CN202010368924 A CN 202010368924A CN 111526700 A CN111526700 A CN 111526700A
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- electronic switch
- direct current
- current electronic
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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
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B3/00—Audible signalling systems; Audible personal calling systems
- G08B3/10—Audible signalling systems; Audible personal calling systems using electric transmission; using electromagnetic transmission
-
- 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
- H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Thermal Sciences (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Switch Cases, Indication, And Locking (AREA)
Abstract
The invention provides a direct current electronic switch, relates to the technical field of direct current electronic switches, and solves the problems that after the conventional direct current electronic switch is fixedly installed and used for a long time, a fastener for fixing the direct current electronic switch installation gradually falls off under the influence of self vibration or external factors, and finally the direct current electronic switch falls off, but a worker cannot know the direct current electronic switch at the first time to influence the use. A direct current electronic switch comprises a direct current electronic switch, wherein an installation auxiliary mechanism is fixedly installed on the rear end face of the installation end of the direct current electronic switch through two fastening screws. After the direct current electronic switch is used for a long period of time, when the screw for fixing the direct current electronic switch is gradually disengaged, the insulating insertion piece slides outwards along the slot, the copper conducting strip is in contact with the conducting strip A and the button cell, the power supply is switched on, and the buzzer makes a sound to remind a worker that the current direct current electronic switch is disengaged at the first time.
Description
Technical Field
The invention belongs to the technical field of direct current electronic switches, and particularly relates to a direct current electronic switch.
Background
The direct current electronic switch is a power electronic switch capable of switching on and off direct current. The direct current electronic switch is generally installed on equipment or other installation surfaces through the regulation of a fastener, but after the direct current electronic switch is used for a long time, the fastener for fixing the direct current electronic switch is gradually separated under the influence of self vibration or external factors, and finally the direct current electronic switch is separated, but a worker cannot know the direct current electronic switch at the first time and the use is influenced; when the heat collected inside the direct current electronic switch is too high, the existing direct current electronic switch cannot realize quick heat dissipation due to small self heat dissipation structure size, and workers cannot perform effective heat dissipation operation on the direct current electronic switch through heat dissipation equipment.
Therefore, in view of the above, research and improvement are made on the existing structure and defects, and a dc electronic switch is provided to achieve the purpose of higher practical value.
Disclosure of Invention
In order to solve the technical problems, the invention provides a direct current electronic switch, which aims to solve the problems that after the existing direct current electronic switch is fixedly installed and used for a long time, a fastener for fixing the direct current electronic switch installation gradually falls off under the influence of self vibration or external factors, and finally the direct current electronic switch falls off, but a worker cannot know the direct current electronic switch at the first time, so that the use is influenced.
The purpose and the effect of the direct current electronic switch are achieved by the following specific technical means:
a direct current electronic switch comprises a direct current electronic switch, wherein an installation auxiliary mechanism is fixedly installed on the rear end face of an installation end of the direct current electronic switch through two fastening screws, and a warning mechanism is fixedly connected to the rear end face of the installation end of the direct current electronic switch relative to the middle part of the installation auxiliary mechanism; the rear end face of the mounting end of the direct-current electronic switch is fixedly connected with a warning auxiliary mechanism relative to the middle part of the mounting auxiliary mechanism, and the warning auxiliary mechanism is in plug-in connection and matching with the warning mechanism; the adjustable heat dissipation mechanism is embedded in the middle of the top end face of the direct current electronic switch and is connected with the direct current electronic switch in a rotating mode.
Further, the direct current electronic switch comprises an installation through hole, a circular heat dissipation through hole, a circular plate, a circular through hole, fan-shaped plates and an annular chute, wherein the installation through hole is formed at each of the four edge included angles of the rear end face of the installation end of the direct current electronic switch, the circular heat dissipation through hole communicated with the inner end of the direct current electronic switch is formed at the top end face of the direct current electronic switch, the annular chute is formed at the middle part of the inner peripheral surface of the circular heat dissipation through hole, the circular plate is arranged at the axis part of the circular heat dissipation through hole, the top end face and the bottom end face of the circular plate are respectively positioned on the same horizontal plane with the top end face of the direct current electronic switch and the top end face of the annular chute, the circular plate is provided with a circular through hole at the axis part, the two fan-shaped plates are welded on the outer peripheral surface of the circular plate in an annular array, the arc-shaped outer peripheral surfaces of the two fan-shaped plates are welded with the inner peripheral surface of the circular heat dissipation through hole.
Further, heat dissipation mechanism with adjustable, disc diameter is unanimous with cyclic annular spout diameter and width including disc, circular arch, hexagon groove, fan-shaped louvre, and the disc rotates to be connected in cyclic annular spout, disc top face axle center position is provided with a circular arch, and circular arch top face axle center position has seted up a hexagon groove, circular arch pegs graft in the circular through-hole unanimous with its diameter, and circular arch top face is in same horizontal plane with circular slab top face, circular array form has been seted up altogether to the disc top, and fan-shaped louvre size is less than fan-shaped plate size.
Furthermore, the auxiliary installation mechanism comprises a rectangular installation block, a U-shaped installation hole, a threaded installation blind hole, a rectangular open hole and a chamfer structure, the middle parts of the edges of the left side and the right side of the front end surface of the rectangular mounting block are respectively provided with a U-shaped mounting hole, and the included angle positions of the four edges of the front end surface of the rectangular mounting block are respectively provided with a thread mounting blind hole, the four thread mounting blind holes and the four mounting through holes are respectively in the same axial line state, the four threaded mounting blind holes are fixedly connected with the four mounting through holes through fastening screws, when the threaded mounting blind hole is fixedly connected with the mounting through hole through a fastening screw, the front end surface of the rectangular mounting block is attached to the rear end surface of the mounting end of the direct current electronic switch, a rectangular opening is arranged in the middle of the front end surface of the rectangular mounting block, and the rear end face of the rectangular mounting block is provided with a chamfer structure relative to the edge of the opening end of the rectangular opening.
Further, warning complementary unit is including rectangular plate, reset spring, insulating inserted sheet, copper conducting strip, the rectangular plate outline is unanimous with rectangle trompil outline size, reset spring of the equal fixedly connected with in terminal surface left and right sides edge middle part before the rectangular plate, and the other end of two reset springs is connected with the rear end face fixed phase of direct current electronic switch installation end, is in under compression state when reset spring, rectangular plate sliding connection is in the rectangle trompil, and rectangular plate rear end face and rectangle installation piece rear end face are in same horizontal plane, terminal surface middle part fixedly connected with a slice before the rectangular plate insulating inserted sheet, and insulating inserted sheet front end fixed mounting has a slice copper conducting strip.
Further, the warning mechanism comprises a rectangular warning shell, a buzzer, a conducting strip A, a button cell, a conducting strip B and an insulation reset spring, wherein the buzzer, the conducting strip A, the button cell, the conducting strip B and the insulation reset spring are sequentially arranged in the rectangular warning shell from left to right, the conducting strip A, the button cell and the conducting strip B are sequentially contacted with each other under the ordinary extension state of the insulation reset spring, the buzzer is respectively connected with the conducting strip A and the conducting strip B through a conducting wire, a slot is formed in the top end face and the bottom end face of the rectangular warning shell relative to the contact position of the conducting strip A and the button cell, when the reset spring is in a compression state, the insulation insert piece penetrates through the slot and is inserted between the conducting strip A and the button cell, and the copper conducting strip is not contacted with the conducting strip A and the button cell, when the reset spring is in a common extension state, the copper conducting strip is contacted with the conducting strip A and the button cell.
Compared with the prior art, the invention has the following beneficial effects:
after the direct-current electronic switch is installed, the rectangular plate is attached to the installation surface, the reset spring is in a compressed state, the insulating insertion sheet penetrates through the slot to be inserted between the conducting sheet A and the button battery, and the copper conducting sheet is not in contact with the conducting sheet A and the button battery, so that the inside of the warning mechanism is in a power supply cut-off state; after the direct current electronic switch is used for a long period of time, under the influence of self vibration or external factors, when a screw for fixing the direct current electronic switch installation gradually falls off, at the moment, the rear end face of the rectangular installation block is not tightly attached to the installation face any more, meanwhile, under the elastic action of the reset spring, the rectangular plate extends outwards and slides outwards along the rectangular opening, at the moment, the insulating insertion piece slides outwards along the slot, the copper conducting plate is in contact with the conducting plate A and the button cell, at the moment, the power supply is switched on, the button cell transmits electric energy to the buzzer, and the buzzer makes a sound so as to remind a worker that the current direct current electronic switch has the falling-off phenomenon at the first.
Daily, when the inside high temperature of direct current electronic switch, when needing to carry out the heat dissipation operation, accessible hexagon socket head instrument inserts to the hexagon recess in, and through rotating the disc, make fan-shaped louvre no longer be located under the fan-shaped board, at this moment staff's accessible wind-force production equipment aims at a fan-shaped louvre position, make the wind-force of production blow in inside the direct current electronic switch, carry out wind-force and stir inside the direct current electronic switch, thereby it blows off from another fan-shaped louvre position thereupon to drive its inside heat, realize quick heat dissipation, and after the heat dissipation finishes, only need rotate the disc through hexagon socket head instrument again, make fan-shaped louvre be located under the fan-shaped board, cover fan-shaped louvre via the fan-shaped board, avoid external dust to fall into inside the direct current electronic switch from.
Drawings
Fig. 1 is a front end axial view structural schematic diagram of the present invention.
Fig. 2 is a rear end axial view structural schematic diagram of the present invention.
Fig. 3 is a schematic top view of the present invention.
Fig. 4 is a schematic view of the present invention at a part enlarged in fig. 3.
Fig. 5 is a schematic structural view of the warning assistance mechanism of fig. 4 in an extended state according to the present invention.
Fig. 6 is a schematic structural view of the adjustable heat dissipation mechanism in fig. 1 in a rotated, unfolded and used state.
Fig. 7 is a schematic axial view of the dc electronic switch of the present invention.
Fig. 8 is a partial sectional structural view of the circular heat dissipation through hole portion of the present invention.
Fig. 9 is a schematic structural diagram of an adjustable heat dissipation mechanism according to the present invention.
Fig. 10 is a front end axial view schematically showing the installation assisting mechanism of the present invention.
Fig. 11 is a rear end axial view of the installation assistance mechanism of the present invention.
Fig. 12 is a schematic structural view of the warning assistance mechanism of the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a direct current electronic switch; 101. mounting a through hole; 102. a circular heat dissipation through hole; 103. a circular plate; 104. a circular through hole; 105. a sector plate; 106. an annular chute; 2. fastening screws; 3. an adjustable heat dissipation mechanism; 301. a disc; 302. a circular protrusion; 303. a hexagonal groove; 304. a fan-shaped heat dissipation hole; 4. installing an auxiliary mechanism; 401. a rectangular mounting block; 402. a U-shaped mounting hole; 403. blind holes are installed in a threaded manner; 404. rectangular holes are formed; 405. a chamfering structure; 5. a warning assistance mechanism; 501. a rectangular plate; 502. a return spring; 503. insulating insertion sheets; 504. a copper conductive sheet; 6. a warning mechanism; 601. a rectangular warning housing; 602. a buzzer; 603. conducting plate A; 604. a button cell; 605. a conductive sheet B; 606. an insulating return spring.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
As shown in figures 1 to 12:
the invention provides a direct current electronic switch, comprising a direct current electronic switch 1, wherein the rear end face of the mounting end of the direct current electronic switch 1 is fixedly provided with a mounting auxiliary mechanism 4 through two fastening screws 2, the direct current electronic switch 1 comprises a mounting through hole 101, a circular heat dissipation through hole 102, a circular plate 103, a circular through hole 104, a fan-shaped plate 105 and an annular sliding chute 106, the included angle parts of the four edges of the rear end face of the mounting end of the direct current electronic switch 1 are all provided with one mounting through hole 101, the top end face of the direct current electronic switch 1 is provided with one circular heat dissipation through hole 102 communicated with the inner end thereof, the middle part of the inner circumferential surface of the circular heat dissipation through hole 102 is provided with one annular sliding chute 106, the axle center part of the circular heat dissipation through hole 102 is provided with one circular plate 103, and the top end face and the bottom end face of the circular plate 103 are respectively positioned at, the axle center part of the circular plate 103 is provided with a circular through hole 104, the periphery of the circular plate 103 is in an annular array shape and is welded with two sector plates 105, the top end surface and the bottom end surface of the sector plate 105 are respectively positioned at the same horizontal plane with the top end surface and the bottom end surface of the circular plate 103, the arc-shaped periphery surfaces of the two sector plates 105 are respectively welded with the inner peripheral surface of the circular heat dissipation through hole 102, the rear end surface of the installation end of the direct current electronic switch 1 is fixedly connected with a warning mechanism 6 relative to the middle part of the installation auxiliary mechanism 4, the installation auxiliary mechanism 4 comprises a rectangular installation block 401, a U-shaped installation hole 402, a thread installation blind hole 403, a rectangular opening 404 and a chamfer structure 405, the middle parts of the left and right side edges of the front end surface of the rectangular installation block 401 are respectively provided with a U-shaped installation hole 402, the included angles of four edges of the front end surface of the rectangular installation block 401 are respectively, the four threaded mounting blind holes 403 are fixedly connected with the four mounting through holes 101 through fastening screws 2, when the threaded mounting blind holes 403 are fixedly connected with the mounting through holes 101 through the fastening screws 2, the front end face of the rectangular mounting block 401 is attached to the rear end face of the mounting end of the direct-current electronic switch 1, a rectangular opening 404 is formed in the middle of the front end face of the rectangular mounting block 401, and the rear end face of the rectangular mounting block 401 is provided with a chamfer structure 405 relative to the edge of the opening end of the rectangular opening 404; the rear end face of the mounting end of the direct current electronic switch 1 is also fixedly connected with a warning auxiliary mechanism 5 relative to the middle part of the mounting auxiliary mechanism 4, the warning auxiliary mechanism 5 comprises a rectangular plate 501, a reset spring 502, an insulating insert 503 and a copper conducting strip 504, the outline of the rectangular plate 501 is consistent with the outline size of the rectangular opening 404, the middle parts of the left and right edges of the front end face of the rectangular plate 501 are fixedly connected with a reset spring 502, the other ends of the two reset springs 502 are fixedly connected with the rear end face of the mounting end of the direct current electronic switch 1, when the reset spring 502 is in a compressed state, the rectangular plate 501 is slidably connected in the rectangular opening 404, the rear end face of the rectangular plate 501 and the rear end face of the rectangular mounting block 401 are in the same horizontal plane, the middle part of the front end face of the rectangular plate 501 is fixedly connected with an insulating insert 503, the warning auxiliary mechanism 5 is in plug connection and matching with the warning mechanism 6, the warning mechanism 6 comprises a rectangular warning shell 601, a buzzer 602, a conducting strip A603, a button cell 604, a conducting strip B605 and an insulation return spring 606, the buzzer 602, the conducting strip A603, the button cell 604, the conducting strip B605 and the insulation return spring 606 are sequentially installed in the rectangular warning shell 601 from left to right, in addition, under the ordinary extension state of the insulation return spring 606, the conducting strip A603, the button cell 604 and the conducting strip B605 are sequentially contacted, the buzzer 602 is respectively connected with the conducting strip A603 and the conducting strip B605 through a conducting wire, a slot is formed in the top end surface and the bottom end surface of the rectangular warning shell 601 relative to the joint parts of the conducting strip A603 and the button cell 604, in addition, when the return spring 502 is in a compression state, the insulation insert 503 passes through the conducting strip A603 and the button cell 604 in a plug-in, The button cells 604 are contacted, and when the reset spring 502 is in a common extension state, the copper conducting strip 504 is contacted with the conducting strip A603 and the button cells 604; an adjustable heat dissipation mechanism 3 is embedded in the middle of the top end face of the direct current electronic switch 1, and the adjustable heat dissipation mechanism 3 is rotatably connected with the direct current electronic switch 1.
The adjustable heat dissipation mechanism 3 comprises a disc 301, a circular protrusion 302, a hexagonal groove 303 and fan-shaped heat dissipation holes 304, wherein the diameter and the thickness of the disc 301 are consistent with the diameter and the width of the annular sliding groove 106, the disc 301 is rotatably connected in the annular sliding groove 106, the axis part of the top end face of the disc 301 is provided with the circular protrusion 302, the axis part of the top end face of the circular protrusion 302 is provided with the hexagonal groove 303, the circular protrusion 302 is inserted into the circular through hole 104 with the diameter consistent with the diameter of the circular protrusion 302, the top end face of the circular protrusion 302 and the top end face of the circular plate 103 are positioned on the same horizontal plane, the top end face of the disc 301 is in an annular array shape and is provided with the two fan-shaped heat.
The specific use mode and function of the embodiment are as follows:
when the direct current electronic switch 1 is installed, two installation holes at the installation end of the direct current electronic switch 1 are respectively aligned to threaded installation hole positions on an installation surface, then a stud end of a screw penetrates through the U-shaped installation hole 402 and is in threaded connection with the threaded installation hole, so that the head end of the screw is tightly attached to the front side surface of the installation end of the direct current electronic switch 1, the direct current electronic switch 1 is fixedly installed on the installation surface, at the moment, the rear end surface of the rectangular installation block 401 is attached to the installation surface, after the direct current electronic switch 1 is installed, the rectangular plate 501 is also attached to the installation surface, at the moment, the reset spring 502 is in a compression state, the insulation insertion sheet 503 penetrates through the slot and is inserted between the conducting sheet A603 and the button battery 604, the copper conducting sheet 504 is not in contact with the conducting sheet A603 and the button battery 604, and at the moment, the inside of; after the direct current electronic switch 1 is used for a long time, under the influence of self vibration or external factors, a screw for fixing the direct current electronic switch 1 to be installed gradually falls off, at the moment, the rear end face of the rectangular installation block 401 is not tightly attached to the installation face, meanwhile, under the elastic action of the reset spring 502, the rectangular plate 501 extends outwards and slides outwards along the rectangular opening 404, at the moment, the insulating insertion sheet 503 slides outwards along the slot, meanwhile, the copper conducting sheet 504 is in contact with the conducting sheet A603 and the button cell 604, at the moment, the power supply is switched on, the button cell 604 transmits electric energy to the buzzer 602, and the buzzer 602 makes a sound to remind a worker that the current direct current electronic switch 1 falls off at the first time;
when the internal temperature of the DC electronic switch 1 is too high and heat dissipation operation is required, the DC electronic switch can be inserted into the hexagonal groove 303 through an inner hexagonal tool, and by rotating the disc 301, so that the louvres 304 are no longer directly beneath the sector plates 105, at this time, the worker can aim at one part of the fan-shaped heat dissipation hole 304 through the wind power generation device, so that the generated wind power blows into the DC electronic switch 1, the wind power is carried out to stir the interior of the direct current electronic switch 1, thereby driving the heat in the interior to be blown out from the other part of the fan-shaped heat dissipation hole 304, realizing the rapid heat dissipation, after the heat dissipation is finished, the disc 301 is rotated by the hexagon socket head tool, so that the fan-shaped heat dissipation holes 304 are positioned right below the fan-shaped plate 105, the fan-shaped heat dissipation hole 304 is covered by the fan-shaped plate 105, so that external dust is prevented from falling into the dc electronic switch 1 from the fan-shaped heat dissipation hole 304.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (6)
1. A direct current electronic switch, characterized by: the direct current electronic switch comprises a direct current electronic switch (1), wherein an installation auxiliary mechanism (4) is fixedly installed on the rear end face of the installation end of the direct current electronic switch (1) through two fastening screws (2), and a warning mechanism (6) is fixedly connected to the rear end face of the installation end of the direct current electronic switch (1) relative to the middle part of the installation auxiliary mechanism (4); the rear end face of the mounting end of the direct current electronic switch (1) is fixedly connected with a warning auxiliary mechanism (5) relative to the middle part of the mounting auxiliary mechanism (4), and the warning auxiliary mechanism (5) is in plug-in connection and matching with the warning mechanism (6); the adjustable heat dissipation mechanism (3) is embedded in the middle of the top end face of the direct current electronic switch (1), and the adjustable heat dissipation mechanism (3) is rotatably connected with the direct current electronic switch (1).
2. The dc electronic switch of claim 1, wherein: the direct current electronic switch (1) comprises an installation through hole (101), a circular heat dissipation through hole (102), a circular plate (103), a circular through hole (104), a fan-shaped plate (105) and an annular sliding groove (106), wherein the edge included angles of four positions of the rear end surface of the installation end of the direct current electronic switch (1) are respectively provided with one installation through hole (101), the top end surface of the direct current electronic switch (1) is provided with one circular heat dissipation through hole (102) communicated with the inner end of the direct current electronic switch, the middle position of the inner peripheral surface of the circular heat dissipation through hole (102) is provided with one annular sliding groove (106), the axle center part of the circular heat dissipation through hole (102) is provided with one circular plate (103), the top end surface and the bottom end surface of the circular plate (103) are respectively positioned on the same horizontal plane with the top end surface of the direct current electronic switch (1) and the top side surface of the inner end of the annular sliding groove (, the outer circumferential surface of the circular plate (103) is in an annular array shape, two fan-shaped plates (105) are welded together, the top end surface and the bottom end surface of each fan-shaped plate (105) are located on the same horizontal plane with the top end surface and the bottom end surface of the circular plate (103), and the arc-shaped outer circumferential surfaces of the two fan-shaped plates (105) are welded with the inner circumferential surface of the circular heat dissipation through hole (102).
3. The dc electronic switch of claim 1, wherein: the adjustable heat dissipation mechanism (3) comprises a disc (301), a circular bulge (302), a hexagonal groove (303) and a fan-shaped heat dissipation hole (304), the diameter and the thickness of the disc (301) are consistent with the diameter and the width of the annular chute (106), the disc (301) is rotationally connected in the annular sliding groove (106), a circular bulge (302) is arranged at the axle center part of the top end surface of the disc (301), and the axle center part of the top end surface of the circular bulge (302) is provided with a hexagonal groove (303), the circular bulge (302) is inserted in the circular through hole (104) with the same diameter as the circular bulge, and the top end surface of the circular bulge (302) and the top end surface of the circular plate (103) are positioned on the same horizontal plane, the top end surface of the disc (301) is in an annular array shape and is provided with two fan-shaped heat dissipation holes (304), and the size of each fan-shaped heat dissipation hole (304) is smaller than that of the fan-shaped plate (105).
4. The dc electronic switch of claim 1, wherein: the installation auxiliary mechanism (4) comprises a rectangular installation block (401), a U-shaped installation hole (402), a threaded installation blind hole (403), a rectangular opening (404) and a chamfering structure (405), wherein the U-shaped installation hole (402) is formed in the middle of the edges of the left side and the right side of the front end face of the rectangular installation block (401), the threaded installation blind holes (403) are formed in the four edge included angles of the front end face of the rectangular installation block (401), the threaded installation blind holes (403) and the four installation through holes (101) are respectively in the same axial line state, the four threaded installation blind holes (403) and the four installation through holes (101) are fixedly connected through fastening screws (2), when the threaded installation blind holes (403) are fixedly connected with the installation through holes (101), the front end face of the rectangular installation block (401) is attached to the rear end face of the installation end of the direct current electronic switch (1), a rectangular opening (404) is formed in the middle of the front end face of the rectangular mounting block (401), and a chamfer structure (405) is arranged on the rear end face of the rectangular mounting block (401) relative to the edge of the opening end of the rectangular opening (404).
5. The dc electronic switch of claim 1, wherein: the warning auxiliary mechanism (5) comprises a rectangular plate (501), a reset spring (502), an insulating inserting sheet (503) and a copper conducting sheet (504), the outer contour of the rectangular plate (501) is consistent with the outer contour of the rectangular opening (404), the middle parts of the edges of the left side and the right side of the front end surface of the rectangular plate (501) are fixedly connected with a return spring (502), and the other ends of the two return springs (502) are fixedly connected with the rear end face of the mounting end of the direct current electronic switch (1), when the return spring (502) is in a compressed state, the rectangular plate (501) is connected in the rectangular opening (404) in a sliding mode, the rear end face of the rectangular plate (501) and the rear end face of the rectangular mounting block (401) are positioned on the same horizontal plane, the middle part of the front end surface of the rectangular plate (501) is fixedly connected with an insulating inserting sheet (503), and a copper conducting strip (504) is fixedly arranged at the front end of the insulating insertion sheet (503).
6. The dc electronic switch of claim 1, wherein: the warning mechanism (6) comprises a rectangular warning shell (601), a buzzer (602), a conducting strip A (603), a button cell (604), a conducting strip B (605) and an insulation reset spring (606), wherein the buzzer (602), the conducting strip A (603), the button cell (604), the conducting strip B (605) and the insulation reset spring (606) are sequentially arranged in the rectangular warning shell (601) from left to right, in addition, under the common extension state of the insulation reset spring (606), the conducting strip A (603), the button cell (604) and the conducting strip B (605) are sequentially contacted, the buzzer (602), the conducting strip A (603) and the conducting strip B (605) are respectively connected through a lead, a slot is formed in the joint part of the top end surface and the bottom end surface of the rectangular warning shell (601) relative to the conducting strip A (603) and the button cell (604), when the reset spring (502) is in a compressed state, the insulating insertion sheet (503) penetrates through the slot to be inserted between the conducting sheet A (603) and the button cell (604), the copper conducting sheet (504) is not in contact with the conducting sheet A (603) and the button cell (604), and when the reset spring (502) is in a common extension state, the copper conducting sheet (504) is in contact with the conducting sheet A (603) and the button cell (604).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202010368924.2A CN111526700A (en) | 2020-05-03 | 2020-05-03 | DC electronic switch |
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CN202010368924.2A CN111526700A (en) | 2020-05-03 | 2020-05-03 | DC electronic switch |
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CN202010368924.2A Withdrawn CN111526700A (en) | 2020-05-03 | 2020-05-03 | DC electronic switch |
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- 2020-05-03 CN CN202010368924.2A patent/CN111526700A/en not_active Withdrawn
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CN112065653A (en) * | 2020-09-17 | 2020-12-11 | 汪林发 | Low-resistance wind power generation device capable of carrying out self-adaptive extension of blades |
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