CN111584287B - Single-pole double-throw low-voltage switch - Google Patents

Single-pole double-throw low-voltage switch Download PDF

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Publication number
CN111584287B
CN111584287B CN202010425285.9A CN202010425285A CN111584287B CN 111584287 B CN111584287 B CN 111584287B CN 202010425285 A CN202010425285 A CN 202010425285A CN 111584287 B CN111584287 B CN 111584287B
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CN
China
Prior art keywords
plate
fixed
end part
pin shaft
button
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Active
Application number
CN202010425285.9A
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Chinese (zh)
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CN111584287A (en
Inventor
陈子龙
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Foshan Shunde Yuan Feng Hardware Electrical Appliances Co ltd
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Foshan Shunde Yuan Feng Hardware Electrical Appliances Co ltd
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Priority to CN202010425285.9A priority Critical patent/CN111584287B/en
Publication of CN111584287A publication Critical patent/CN111584287A/en
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H15/00—Switches having rectilinearly-movable operating part or parts adapted for actuation in opposite directions, e.g. slide switch
    • H01H15/02—Details
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H15/00—Switches having rectilinearly-movable operating part or parts adapted for actuation in opposite directions, e.g. slide switch
    • H01H15/02—Details
    • H01H15/04—Stationary parts; Contacts mounted thereon
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H15/00—Switches having rectilinearly-movable operating part or parts adapted for actuation in opposite directions, e.g. slide switch
    • H01H15/02—Details
    • H01H15/06—Movable parts; Contacts mounted thereon
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H15/00—Switches having rectilinearly-movable operating part or parts adapted for actuation in opposite directions, e.g. slide switch
    • H01H15/02—Details
    • H01H15/06—Movable parts; Contacts mounted thereon
    • H01H15/10—Operating parts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H15/00—Switches having rectilinearly-movable operating part or parts adapted for actuation in opposite directions, e.g. slide switch
    • H01H15/02—Details
    • H01H15/06—Movable parts; Contacts mounted thereon
    • H01H15/16—Driving mechanisms
    • H01H15/18—Driving mechanisms acting with snap action
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H15/00—Switches having rectilinearly-movable operating part or parts adapted for actuation in opposite directions, e.g. slide switch
    • H01H15/24—Switches having rectilinearly-movable operating part or parts adapted for actuation in opposite directions, e.g. slide switch having a single operating part only protruding from one side of the switch casing for alternate pushing and pulling

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  • Switch Cases, Indication, And Locking (AREA)
  • Breakers (AREA)

Abstract

The invention discloses a single-pole double-throw low-voltage switch which comprises a lower plate, a fixed block, a movable pin, a pin spring, a first wiring terminal, a second wiring terminal, a movable part, a fixed hook, an upper plate, a button, a vertical rod and a semicircular copper sheet, wherein the left side and the right side of the fixed block are respectively in a group and are fixedly arranged on the upper end surface of the lower plate; the invention can conveniently control the switches at two sides by the arranged moving part, has simple structure, can realize the effect of single-pole double-throw, has simple closing and opening processes, saves labor and has high safety.

Description

Single-pole double-throw low-voltage switch
Technical Field
The invention relates to the technical field of low-voltage electric appliances, in particular to a single-pole double-throw low-voltage switch.
Background
In the current industrial production and the surrounding life, most of the used low-voltage switches are multi-path single-throw switches, and the situations that the single-pole double-throw low-voltage switches need to be used are many, but most of the switches have a simple structure but small current-carrying capacity, and have certain danger when a switch blade is pulled, so that a novel single-pole double-throw low-voltage switch is needed.
Disclosure of Invention
Aiming at the technical problems, the invention provides the single-pole double-throw low-voltage switch which is selected to be closed through the push rod and the hook, and has the advantages of simple operation and high safety.
The technical scheme adopted by the invention is as follows: a single-pole double-throw low-voltage switch comprises a lower plate, a fixed block, a movable pin shaft, a pin shaft spring, a first wiring terminal, a second wiring terminal, a movable part, a fixed hook, an upper plate, a button, a vertical rod and a semicircular copper sheet, wherein the left side and the right side of the fixed block are respectively in a group and are fixedly arranged on the upper end surface of the lower plate; the rear end part of the movable pin shaft is sleeved in a round hole formed in the fixed block, a semicircular copper sheet is arranged at the top of the front end part of the movable pin shaft, a first wiring terminal is arranged on the upper side of the arc and connected with the semicircular copper sheet through a conductive material, the pin shaft spring is sleeved on the movable pin shaft, the rear end part of the pin shaft spring is fixedly installed with the fixed block, and the front end part of the pin shaft spring is fixedly connected with a round top plate arranged at the front end part of the movable pin shaft; the second wiring terminal is arranged at the front end of each semicircular copper sheet and is correspondingly arranged with the semicircular copper sheets; the upper plate is arranged above the lower plate, a square through hole is formed in the middle of the upper plate, the upper end surfaces of the two fixing hooks and the lower end surface of the upper plate are fixedly installed and are respectively arranged on the front side and the rear side of the square hole; the movable part comprises a movable block, a transverse pin shaft, a fixed plate, a fixed shaft spring, a fixed shaft plate, a movable hook and a push rod, wherein the upper end part of the fixed plate is fixedly connected with the lower end surface of the upper plate, the lower end part of the fixed plate is provided with a circular through hole, the middle positions of two sides of the movable block are provided with the fixed shaft plates, each fixed shaft plate is fixedly provided with a fixed shaft, the front end part of each fixed shaft is sleeved in a circular hole arranged at the lower end part of the fixed plate, the fixed shaft spring is sleeved on the fixed shaft, the rear end part of the fixed shaft spring is fixedly connected with the fixed shaft plate, and the front end part is connected with the end surface of the fixed plate; the middle part of the transverse pin shaft is slidably arranged in inclined strip holes arranged at two sides of the moving block, the moving hook is arranged at the upper position of the moving block, and the lower end part of the push rod is fixedly arranged at the upper end part of the moving hook; the button is slidably arranged in a round hole formed in the upper plate, and the button spring is sleeved on the button and is arranged between the button spring and a button cap at the upper end of the button; the upper end of the vertical rod is fixedly installed with the transverse pin shaft, and the inclined triangle arranged at the lower end of the vertical rod is arranged in the inclined hole arranged on the movable pin shaft.
Furthermore, the second connecting terminal comprises a wire holder and an elastic copper sheet, and is characterized in that: the wiring seat is arranged above the mounting seat, the elastic copper sheet is arranged on the side face of the mounting seat, and the wiring seat and the elastic copper sheet are connected together through a conductive material.
Furthermore, the lower plate and the upper plate are installed together through installing fixing columns on the side surfaces between the lower plate and the upper plate, and the installation distance is kept fixed.
Furthermore, the movable hook and the push rod are made of insulating materials, and the movable hook has certain elasticity.
Compared with the prior art, the invention has the beneficial effects that: the invention can conveniently control the switches at two sides by the arranged moving part, has simple structure, can realize the effect of single-pole double-throw, has simple closing and opening processes, saves labor and has high safety.
Drawings
Fig. 1 and 2 are schematic views of the overall structure of the present invention.
FIG. 3 is a schematic top view of the present invention.
Fig. 4 is a partial schematic view of the moving parts of the present invention.
Fig. 5 is a partial schematic view of the fixing hook of the present invention.
FIG. 6 is a partial schematic view of a vertical pole of the present invention.
Fig. 7 is a partial schematic view of a second terminal of the present invention.
The reference numbers in the figures: 1-lower plate; 2, fixing blocks; 3-moving the pin shaft; 4-pin spring; 5-a first connecting terminal; 6-a second connecting terminal; 7-a moving part; 8-fixing the hook; 9-upper plate; 10-a button spring; 11-a button; 12-a vertical pole; 13-semicircular copper sheets; 601-wire holder; 602-a resilient copper sheet; 701-a moving block; 702-a transverse pin; 703-a fixing plate; 704-a fixed shaft; 705-fixed shaft spring; 706-fixed shaft plate; 707-moving the hook; 708-push rod.
Detailed Description
The present invention will be further described with reference to specific examples, which are illustrative of the invention and are not to be construed as limiting the invention.
Example (b): as shown in fig. 1, 2, 3, 4, 5, 6, and 7, a single-pole double-throw low-voltage switch includes a lower plate 1, a fixed block 2, a movable pin 3, a pin spring 4, a first connection terminal 5, a second connection terminal 6, a movable part 7, a fixed hook 8, an upper plate 9, a button spring 10, a button 11, a vertical rod 12, and a semicircular copper sheet 13, wherein the left and right sides of the fixed block 2 are respectively in a group, the fixed block is fixedly mounted on the upper end surface of the lower plate 1, the side surface of the fixed block 2 is provided with a circular through hole, and the top surface is provided with a square hole; the rear end part of the movable pin shaft 3 is sleeved in a round hole arranged on the fixed block 2, a semicircular copper sheet 13 is arranged at the top of the front end part of the movable pin shaft 3, a hole with an inclined plane is arranged on the movable pin shaft 3, and the opening surface faces upwards; the upper side of the circular arc is provided with a first wiring terminal 5, the first wiring terminal 5 is connected with a semicircular copper sheet 13 through a conductive material, a pin shaft spring 4 is sleeved on a movable pin shaft 3, the rear end part of the pin shaft spring 4 is fixedly installed with a fixed block 2, the front end part of the pin shaft spring 4 is fixedly connected with a circular top disc arranged at the front end part of the movable pin shaft 3, when the pin shaft spring 4 is in a normal state, the movable pin shaft 3 is in an original position, and the semicircular copper sheet 13 is not in contact with a second wiring terminal 6; the second wiring terminal 6 is arranged at the front end of each semicircular copper sheet 13 and is correspondingly arranged with the semicircular copper sheets 13, and when the semicircular copper sheets 13 are inserted into the elastic copper sheets 602, the circuit is conducted; the upper plate 9 is arranged above the lower plate 1, a square through hole is formed in the middle of the upper plate 9, and the upper end faces of the two fixing hooks 8 and the lower end face of the upper plate 9 are fixedly installed and are respectively arranged on the front side and the rear side of the square hole.
The specific structure of the moving part 7 is as shown in fig. 4, the moving part 7 includes a moving block 701, a transverse pin shaft 702, a fixing plate 703, a fixing shaft 704, a fixing shaft spring 705, a fixing shaft plate 706, a moving hook 707, and a push rod 708, the upper end of the fixing plate 703 is fixedly connected to the lower end surface of the upper plate 9, the lower end of the fixing plate 703 is provided with a circular through hole, the middle positions of both sides of the moving block 701 are provided with the fixing shaft plates 706, each fixing shaft plate 706 is fixedly provided with a fixing shaft 704, the front end of the fixing shaft 704 is sleeved in the circular hole arranged at the lower end of the fixing plate 703, the fixing shaft spring 705 is sleeved on the fixing shaft 704, the rear end of the fixing shaft spring 705 is fixedly connected to the fixing shaft plate 706, and the front end is connected to the end surface of the fixing plate 703; the middle part of the transverse pin shaft 702 is slidably arranged in inclined strip holes arranged at two sides of the moving block 701, the moving hook 707 is arranged at the upper position of the moving block 701, and the lower end part of the push rod 708 is fixedly arranged at the upper end part of the moving hook 707; the button 11 is slidably mounted in a round hole formed in the upper plate 9, and the button spring 10 is sleeved on the button 11 and is arranged between the button spring 10 and the button at the upper end of the button 11; the upper end of the vertical rod 12 is fixedly installed with the transverse pin 702, the inclined triangle arranged at the lower end of the vertical rod 12 is arranged in the inclined hole arranged on the movable pin 3, when the pushing rod 708 is pushed to move to one side, the movable hook 707 moves forwards and is hung in the groove on the fixed hook 8 at the front end, the movable block 701 drives the movable pin to move downwards in the inclined hole, the vertical rod 12 moves downwards, the inclined plane of the vertical rod 12 drives the inclined plane of the movable pin 3, the movable pin 3 moves forwards, the switch is switched on, meanwhile, the pin spring 4 provides reverse acting force, and power for restoring the original position of the movable pin 3 is provided when the movable pin is switched off.
The second connection terminal 6 comprises a connection base 601 and an elastic copper sheet 602, and is characterized in that: the wire holder 601 is arranged above the mounting seat, the elastic copper sheet 602 is arranged at the side position of the mounting seat, and the wire holder 601 and the elastic copper sheet 602 are connected together through a conductive material. The lower plate 1 and the upper plate 9 are installed together by installing fixing columns at the side surfaces between the lower plate 1 and the upper plate 9, and the installation distance is kept fixed. The movable hook 707 and the pushing rod 708 are made of insulating materials, and the movable hook 707 has certain elasticity, so that when the button 11 is pressed downwards, the hook part of the movable hook 707 can be pushed out of the groove of the fixed hook 8.
The working principle of the invention is as follows: in the closing process, the push rod 708 is pushed to one side, the movable hook 707 moves forwards, the movable hook 707 is hung in the groove of the fixed hook 8, the movable block 701 moves forwards in the moving process, the transverse pin shaft 702 is driven to move downwards in the strip-shaped hole, the vertical rod 12 is driven to move downwards, when the vertical rod 12 moves downwards, the inclined surface is in contact with the inclined surface arranged in the movable pin shaft 3, the movable pin shaft 3 is driven to move forwards, then the semicircular copper sheet 13 is in contact with the elastic copper sheet 602, the first connecting terminal 5 and the second connecting terminal 6 are conducted, and the switch is closed.
A disconnection process: when the button 11 is pressed down, the rod below the button 11 pushes the movable hook 707 out of the groove of the fixed hook 8, the movable part 7 is restored to the original position due to the reverse acting force of the fixed shaft spring 705, the transverse pin shaft 702 is driven to move upwards by the movable block 701, the movable pin shaft 3 is restored to the original position due to the reverse acting force of the movable pin shaft spring 4 due to the absence of the acting force of the vertical rod 12, the semicircular copper sheet 13 is separated from the elastic copper sheet 602, the switch is disconnected, and the switching process on the other side is the same as that on the other side.

Claims (4)

1. The utility model provides a single-pole double-throw low-voltage switch, includes hypoplastron (1), fixed block (2), removal round pin axle (3), round pin axle spring (4), first binding post (5), second binding post (6), moving part (7), fixed couple (8), upper plate (9), button spring (10), button (11), vertical pole (12), semicircle copper sheet (13), its characterized in that: the left side and the right side of the fixing block (2) are respectively provided with a group and fixedly arranged on the upper end surface of the lower plate (1), the side surface of the fixing block (2) is provided with a circular through hole, and the top surface of the fixing block is provided with a square hole; the rear end part of the movable pin shaft 3 is sleeved in a round hole formed in the fixed block (2), a semicircular copper sheet (13) is arranged at the top of the front end part of the movable pin shaft (3), a first wiring terminal (5) is installed on the upper side of the arc, the first wiring terminal (5) is connected with the semicircular copper sheet (13) through a conductive material, the pin shaft spring (4) is sleeved on the movable pin shaft (3), the rear end part of the pin shaft spring (4) is fixedly installed with the fixed block (2), and the front end part of the pin shaft spring (4) is fixedly connected with a round top disc arranged at the front end part of the movable pin shaft (3); the second wiring terminal (6) is arranged at the front end position of each semicircular copper sheet (13) and is correspondingly arranged with the semicircular copper sheets (13); the upper plate (9) is arranged above the lower plate (1), a square through hole is formed in the middle of the upper plate (9), the upper end surfaces of the two fixing hooks (8) are fixedly installed with the lower end surface of the upper plate (9), and the two fixing hooks are respectively arranged on the front side and the rear side of the square hole; the moving part (7) comprises a moving block (701), a transverse pin shaft (702), a fixed plate (703), a fixed shaft (704), a fixed shaft spring (705), a fixed shaft plate (706), a moving hook (707) and a push rod (708), the upper end part of the fixing plate (703) is fixedly connected with the lower end surface of the upper plate (9), the lower end part of the fixing plate (703) is provided with a circular through hole, the middle parts of two sides of the moving block (701) are provided with fixed shaft plates (706), each fixed shaft plate (706) is fixedly provided with a fixed shaft (704), the front end part of each fixed shaft (704) is sleeved in a round hole arranged at the lower end part of the fixed plate (703), the fixed shaft spring (705) is sleeved on the fixed shaft (704), the rear end part of the fixed shaft spring (705) is fixedly connected with the fixed shaft plate (706), and the front end part of the fixed shaft spring is connected with the end face of the fixed plate (703); the middle part of the transverse pin shaft (702) is slidably arranged in inclined strip holes arranged at two sides of the moving block (701), the moving hook (707) is arranged at the upper position of the moving block (701), and the lower end part of the push rod (708) is fixedly arranged at the upper end part of the moving hook (707); the button (11) is slidably mounted in a round hole formed in the upper plate (9), the button spring (10) is sleeved on the button (11) and is arranged between the button spring (10) and a button cap at the upper end of the button (11), a groove is formed in the fixed hook (8), and a rod below the button (11) is in sliding fit with the groove in the fixed hook (8) in a stretching mode; the upper end part of the vertical rod (12) is fixedly arranged with the transverse pin shaft (702), and the inclined triangle arranged at the lower end part of the vertical rod (12) is arranged in the inclined hole arranged on the movable pin shaft (3).
2. A single pole double throw low voltage switch as claimed in claim 1, wherein: the second wiring terminal (6) comprises a wiring seat (601) and an elastic copper sheet (602), wherein the wiring seat (601) is arranged above the mounting seat, the elastic copper sheet (602) is arranged on the side surface of the mounting seat, and the wiring seat (601) and the elastic copper sheet (602) are connected together through a conductive material.
3. A single pole double throw low voltage switch as claimed in claim 1, wherein: the lower plate (1) and the upper plate (9) are installed together through installing fixing columns on the side surfaces between the lower plate (1) and the upper plate (9), and the installation distance is kept fixed.
4. A single pole double throw low voltage switch as claimed in claim 1, wherein: the movable hook (707) and the push rod (708) are made of insulating materials, and the movable hook (707) has elasticity.
CN202010425285.9A 2020-05-19 2020-05-19 Single-pole double-throw low-voltage switch Active CN111584287B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010425285.9A CN111584287B (en) 2020-05-19 2020-05-19 Single-pole double-throw low-voltage switch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010425285.9A CN111584287B (en) 2020-05-19 2020-05-19 Single-pole double-throw low-voltage switch

Publications (2)

Publication Number Publication Date
CN111584287A CN111584287A (en) 2020-08-25
CN111584287B true CN111584287B (en) 2022-08-23

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Application Number Title Priority Date Filing Date
CN202010425285.9A Active CN111584287B (en) 2020-05-19 2020-05-19 Single-pole double-throw low-voltage switch

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103928243A (en) * 2014-03-21 2014-07-16 北京机电工程研究所 Multi-pole double-throw travel switch
CN106057548A (en) * 2016-07-30 2016-10-26 张学衡 Low-voltage knife switch
CN109216074A (en) * 2018-10-22 2019-01-15 宁波万事达综研电气有限公司 A kind of single-pole single-throw(SPST formula rocker switch

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWM279007U (en) * 2005-05-20 2005-10-21 Solteam Electronics Co Ltd A push-button with a compulsory detachment mechanism

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103928243A (en) * 2014-03-21 2014-07-16 北京机电工程研究所 Multi-pole double-throw travel switch
CN106057548A (en) * 2016-07-30 2016-10-26 张学衡 Low-voltage knife switch
CN109216074A (en) * 2018-10-22 2019-01-15 宁波万事达综研电气有限公司 A kind of single-pole single-throw(SPST formula rocker switch

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Effective date of registration: 20220805

Address after: No. 1, Nanhua Archway, Demolition and Resettlement Industrial Zone, Nanhua Village, Xingtan Town, Shunde District, Foshan City, Guangdong Province, 528306

Applicant after: FOSHAN SHUNDE YUAN-FENG HARDWARE ELECTRICAL APPLIANCES CO.,LTD.

Address before: College of mechanical engineering, Jilin University, 2699 Qianjin Street, Changchun City, Jilin Province, 130012

Applicant before: Chen Zilong

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