CN210984551U

CN210984551U - Key switch of quick wiring of integrated modularization

Info

Publication number: CN210984551U
Application number: CN202020014655.5U
Authority: CN
Inventors: 桂郁青; 罗光保
Original assignee: Foshan Shunde Yuanfeng Electronics Co ltd
Current assignee: Foshan Shunde Yuanfeng Electronics Co ltd
Priority date: 2020-01-04
Filing date: 2020-01-04
Publication date: 2020-07-10
Anticipated expiration: 2030-01-04

Abstract

The utility model provides a key switch of quick wiring of integrated modularization, includes apron, base and a plurality of cardboard, apron and base mutually support to be connected, and be provided with the inner chamber between two, and a plurality of cardboard elastic expansion slides on the inner chamber, is provided with the circuit board in the inner chamber, and the welding has at least one female end connection terminal on the circuit board, and through at least one female end connection terminal releasable connection have public plug wire end to realize the quick wiring of key switch. The utility model discloses an above-mentioned structure's improvement, enable to reach quick assembly disassembly's result of use between key switch and the power cord, the user only need will connect the public plug-in wiring end disect insertion female end connection terminal of power cord when using, can be swift, conveniently accomplish the assembly of key switch and power cord, user's assembly use has greatly made things convenient for, make the user realize the automatic equipment fast wiring of key switch, and can also be fit for the automated production equipment demand of producer to key switch, therefore, the clothes hanger is strong in practicability.

Description

Key switch of quick wiring of integrated modularization

Technical Field

The utility model relates to a key switch of quick wiring of integrated modularization.

Background

Chinese patent document No. CN2770063Y discloses a novel wiring device for a key switch in 2006, 4/5, which is provided with a square wiring groove on a switch housing, the bottom of each wiring groove is provided with a wiring hole for a wire to pass through, a spring leaf is installed in each wiring groove, the spring leaf is bent into a square shape and just matches with the wiring groove, and one end of the spring leaf slightly upwarps at the bottom of one vertical edge and extends to another opposite vertical edge to form an inner oblique sheet, and a guide hole is arranged at the bottom edge of the spring leaf corresponding to the position of the wiring hole. The structure is convenient to install, and the structural strength after assembly is completely guaranteed; however, the spring of this structure sets up outside the switch housing, and with button elastic connection, its structure is complicated, because the spring exposes, its structural stability is poor, hardly reach requirements such as waterproof, dustproof simultaneously, easily rust oxidation, finally directly influence the life of product, simultaneously, every wiring position of this key switch must be wired respectively, lead to key switch assembly step many, the technology is loaded down with trivial details, cause the processing cost to be high, low in production efficiency, can't satisfy modernized automated production demand, and because different wiring positions are wired respectively, hardly guarantee or maintain each wiring position homoenergetic and be connected with the power cord is unified respectively, lead to the key switch can appear the problem that individual switch became invalid when using, there is the risk of falling the line even when customer end use, thereby influence the stability in use of product. Therefore, further improvements are necessary.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a key switch of integrated modularization quick wiring that simple structure is reasonable, the performance is excellent, the dismouting is swift, the processing cost is low, production efficiency is high, each component is connected compactly, the finished product is of high quality and the stability in use is high to overcome the weak point among the prior art.

The key switch who connects fast of an integrated modularization that designs according to this purpose, including apron, base and a plurality of cardboard, its characterized in that: the apron is connected with the base is mutually supported, and is provided with the inner chamber between two, and a plurality of cardboard elastic expansion slides on the inner chamber, is provided with the circuit board in the inner chamber, and the welding has at least one female end connection terminal on the circuit board, and through at least one female end connection terminal releasable connection have public plug wire end to realize the quick wiring of key switch.

At least one female end connection terminal is provided with two, and be power female end connection terminal and motor female end connection terminal respectively, wherein, power female end connection terminal and motor female end connection terminal respectively with the circuit board welding, and after the welding respectively releasable connection have power public affair insert wiring end and motor public affair insert wiring end to realize the quick wiring of key switch and power, motor at least.

The circuit board is provided with a plurality of power supply welding holes and motor welding holes, and the power supply female terminal wire holder and the motor female terminal wire holder are respectively provided with the same number of wire inserting columns; the power supply female terminal wire holder and the motor female terminal wire holder are respectively inserted in a plurality of power supply welding holes and motor welding holes through a plurality of wire inserting columns and are respectively fixed with each other through welding after being inserted.

The circuit board is further provided with a power supply wiring copper foil and a motor wiring copper foil which are mutually separated, wherein one end of the power supply wiring copper foil is electrically connected with the power supply welding hole, the other end of the power supply wiring copper foil extends to be arranged on the circuit board, one end of the motor wiring copper foil is electrically connected with the motor welding hole, and the other end of the motor wiring copper foil extends to be arranged on the circuit board.

A plurality of top springs and a plurality of movable contact pieces are positioned on the base, wherein one ends of the top springs respectively and elastically act on the base, the other ends of the top springs respectively and elastically act on the clamping plates, and one sides of the movable contact pieces are respectively and electrically connected with the power supply wiring copper foil and the extension ends of the motor wiring copper foil; the upper parts of the clamping plates extend out of the inner cavity respectively, and the lower parts of the clamping plates elastically and telescopically slide in the inner cavity through the plurality of top springs respectively and are in contact with or separated from the other sides of the plurality of movable contact pieces respectively when elastically and telescopically sliding so as to realize the working adjustment of the key switch.

The base is also provided with an interlocking piece and a buckle plate; the interlocking piece is positioned on the base, the buckle plate is in driving connection with the plurality of clamping plates, one end of the buckle plate is provided with a buckle spring, the buckle spring is V-shaped, one end of the buckle spring elastically acts on the buckle plate, and the other end of the buckle spring elastically acts on the base; the buckle plate elastically slides on the base through the buckle spring when the plurality of clamping plates elastically stretch and slide, and is mutually matched with the interlocking sheet to form a buckle position when elastically sliding; the clamping plates are positioned and retracted into the inner cavity through the lock catch positions and are respectively contacted with the movable contact pieces.

The base is provided with a guide groove and a positioning groove, and the clamping plate is provided with a positioning column; the plurality of top springs are positioned in the inner cavity, one ends of the top springs are respectively and elastically positioned and sleeved in the positioning grooves, and the other ends of the top springs are respectively and elastically positioned and sleeved on the positioning columns; the clamping plates slide on the guide grooves respectively through elastic telescopic guide of the top springs.

The cover plate and the base are respectively made of insulating materials and are mutually fixed through clamping, sticking or fastening pieces.

The utility model discloses an improvement of above-mentioned structure, compared with the prior art, has following advantage:

1. at least one female terminal wire holder is welded on the circuit board, and a male wiring terminal is detachably connected with the female terminal wire holder through the female terminal wire holder, so that the fast wiring of the key switch is realized, the fast wiring of the key switch, a power supply and a motor is finally realized, the assembly efficiency of signal input and output power lines of the key switch, the power supply and the motor is improved, the use effect of fast assembling and disassembling the key switch and the power line is achieved, a series of problems of multiple assembling steps, complex process, high processing cost, low production efficiency, poor assembly stability and the like of the key switch and the power line in the prior art are effectively avoided, a user only needs to directly insert the male wiring terminal wire connected with the power line into the female terminal wire holder when in use, the assembly of the key switch and the power line can be fast and conveniently completed, the assembly and the use of the user are greatly facilitated, and the user can realize the automatic assembly fast wiring of the, but also can be suitable for the automated production equipment demand of producer to key switch.

2. The cover plate and the base are made of insulating materials, the top spring is arranged in the inner cavity between the cover plate and the base, the clamping plate elastically and telescopically slides on the cover plate under the elastic action of the top spring, and the top spring is arranged in a built-in mode, so that the problem of poor structural stability caused by long-term exposure of the top spring and corrosion of acid and alkaline gases in the air in the prior art is effectively solved, and the service life of the top spring is longer.

3. The clamping plate and the base are respectively provided with the positioning column and the positioning groove corresponding to the top spring, and the two ends of the top spring are respectively positioned and arranged on the positioning column and the positioning groove, so that the assembly process of the top spring is effectively simplified, the effect of accurate positioning can be easily achieved during assembly, the requirement of modern automatic production is met, the bending problem cannot occur at the middle position of the top spring when elastic force is generated, the elastic acting force is more concentrated, and the structural stability of the top spring is further improved.

4. Still be provided with the copper foil on the circuit board and the cardboard on the movable contact spring electric connection of drive connection, the user can make cardboard elasticity flexible slip through pressing the cardboard when using to drive movable contact spring and copper foil electric connection can realize key switch's work regulation, has further made things convenient for user's use.

5. All components of the piano key switch are arranged in the inner cavity, so that the inner space of the inner cavity is reasonably utilized, the connection among the components is more compact, the size of a product is reduced, the product can really meet the use requirements of water resistance and dust resistance, the problem that the electric conductivity of the product is influenced due to the fact that foreign matters enter the inner cavity to cause the dead locking of a top spring or the abnormal use of the components is effectively avoided, the service life of the product is further prolonged, and meanwhile, the requirement of automatic production can be met

Comprehensively, the device has the characteristics of simple and reasonable structure, excellent performance, quickness in disassembly and assembly, low processing cost, high production efficiency, compact connection among the components, good finished product quality, high use stability and the like, and is high in practicability.

Drawings

Fig. 1 and 2 are schematic exploded structural views of a first embodiment of the present invention.

Fig. 3 and 4 are schematic views of an assembly structure according to a first embodiment of the present invention.

Fig. 5 is a schematic view of the assembly structure of the first embodiment of the present invention with the cover plate omitted.

Fig. 6 and 7 are schematic views (sectional views) of an assembly structure of the first embodiment of the present invention.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples.

Referring to fig. 1-7, this key switch of quick wiring of integrated modularization, including apron 1, base 2 and a plurality of cardboard 3, apron 1 and base 2 are made by insulating material respectively, through the joint each other, or paste, or fastener reciprocal anchorage, and be provided with inner chamber 4 between two, the flexible slip of a plurality of cardboard 3 is on inner chamber 4, be provided with circuit board 5 in the inner chamber 4, the welding has at least one female terminal connection terminal on the circuit board 5, and through at least one female terminal connection terminal releasable connection have public affair wiring terminal, in order to realize the quick wiring of key switch.

At least one female terminal connection terminal is provided with two, and be power female terminal connection terminal 6 and motor female terminal connection terminal 7 respectively, wherein, power female terminal connection terminal 6 and motor female terminal connection terminal 7 respectively with circuit board 5 welding, and respectively detachable connections have power public plug wiring end and motor public plug wiring end after the welding to realize the fast wiring of key switch and power, motor at least.

The circuit board 5 is respectively welded with the power female terminal wire holder 6 and the motor female terminal wire holder 7, and the power male plug wire terminal and the motor male plug wire terminal are respectively detachably connected with the power female terminal wire holder 6 and the motor female terminal wire holder 7, so that the fast wiring of the key switch, the power supply and the motor is finally realized, the assembly efficiency of power lines for signal input and output of the key switch, the power supply and the motor and the like is improved, the use effect of fast dismounting the key switch and the power lines is achieved, a series of problems of multiple assembly steps, complex process, high processing cost, low production efficiency, poor assembly stability and the like of the key switch and the power lines in the prior art are effectively avoided, and a user only needs to directly insert the power male plug wire terminal and the motor male plug wire terminal which are connected with the power lines into the power female terminal wire holder 6 and the motor female terminal wire holder 7 when in use, the fast, Conveniently accomplish the assembly of key switch and power cord, greatly made things convenient for user's assembly to use, made the user can realize the automatic assembly of key switch and connect the line fast, but also can be fit for the automated production equipment demand of producer to key switch.

A plurality of power supply welding holes 8 and motor welding holes 9 are formed in the circuit board 5, and the power supply female terminal wiring base 6 and the motor female terminal wiring base 7 are respectively provided with plug wire posts 10 with the same number; the power supply female terminal wire holder 6 and the motor female terminal wire holder 7 are respectively inserted into a plurality of power supply welding holes 8 and a plurality of motor welding holes 9 through a plurality of wire inserting columns 10 and are respectively fixed with each other through welding after being inserted. Welding between circuit board 5 and power female terminal connection terminal 6, the female terminal connection terminal 7 of motor is stable, can not appear the pine when having the use and take off the problem, and the welding of three can be accomplished when leaving the factory simultaneously, need not in addition assembly, convenient to use when the user uses.

Still be provided with power connection copper foil 11 and motor wiring copper foil 12 on the circuit board 5, separate each other between power connection copper foil 11 and the motor wiring copper foil 12, wherein, power connection copper foil 11 one end and power welding hole 8 electric connection, the other end extends and sets up on circuit board 5, motor wiring copper foil 12 one end and motor welding hole 9 electric connection, the other end extends and sets up on circuit board 5.

A plurality of top springs 13 and a plurality of movable contact pieces 14 are positioned on the base 2, wherein one ends of the plurality of top springs 13 respectively and elastically act on the base 2, the other ends of the plurality of top springs respectively and elastically act on the plurality of clamping plates 3, and one sides of the plurality of movable contact pieces 14 are respectively and electrically connected with the extending ends of the power supply wiring copper foil 11 and the motor wiring copper foil 12; the upper parts of the clamping plates 3 extend out of the inner cavity 4 respectively, and the lower parts of the clamping plates elastically slide in the inner cavity 4 through a plurality of top springs 13 and are in contact with or separated from the other sides of the movable contact pieces 14 respectively when elastically sliding in a telescopic manner, so that the working adjustment of the key switch is realized.

Because the motor need adjust when using and open, close, and rotational speed isoparametric, consequently motor wiring copper foil 12 can be provided with a plurality ofly according to the user demand. When the user uses, can make cardboard 3 elasticity flexible slip through pressing cardboard 3 to drive movable contact 14 and power wiring copper foil 11 and motor wiring copper foil 12 and form signal and switch on, can realize the work regulation of key switch, further make things convenient for user's use. .

The cover plate 1 and the base 2 are made of insulating materials, the top spring 13 is arranged in an inner cavity between the cover plate 1 and the base 2, the clamping plate 3 elastically and telescopically slides on the cover plate 1 under the elastic action of the top spring 13, and the top spring 13 is arranged in a built-in mode, so that the problem that the top spring 13 is exposed for a long time and rusted due to acid and alkaline gases in the air to cause poor structural stability in the prior art is effectively solved, and the service life of the top spring is longer.

The base 2 is also provided with an interlocking piece 15 and a buckle plate 16; the interlocking piece 15 is positioned on the base 2, the buckle plate 16 is in driving connection with the plurality of clamping plates 3, one end of the buckle plate is provided with a buckle spring 17, the buckle spring 17 is V-shaped, one end of the buckle spring acts on the buckle plate 16 elastically, and the other end of the buckle spring acts on the base 2 elastically; the buckle plate 16 elastically slides on the base 2 through the buckle spring 17 when the plurality of clamping plates 3 elastically stretch and slide, and is mutually matched with the interlocking piece 15 to form a locking position when elastically sliding; the clamping plates 3 are positioned and retracted into the inner cavity 4 through the locking positions and are respectively contacted with the movable contact pieces 14.

The base 2 is provided with a guide groove 18 and a positioning groove 19, and the clamping plate 3 is provided with a positioning column 20; the top springs 13 are positioned in the inner cavity 4, one ends of the top springs are respectively and elastically positioned and sleeved in the positioning grooves 19, and the other ends of the top springs are respectively and elastically positioned and sleeved on the positioning columns 20; the clamping plates 3 slide on the guide grooves 18 respectively through elastic telescopic guide of a plurality of top springs 13.

The clamping plate 3 and the base 2 are respectively provided with a positioning column 20 and a positioning groove 19 corresponding to the top spring 13, and two ends of the top spring 13 are respectively positioned on the positioning column 20 and the positioning groove 19, so that the assembly process of the top spring 13 is effectively simplified, the effect of accurate positioning can be easily achieved during assembly, the requirement of modern automatic production is met, the problem of bending cannot occur at the middle position of the top spring when elastic force is generated, the elastic acting force is more concentrated, and the structural stability of the top spring 13 is further improved.

Above-mentioned all components all set up in the inner chamber 4 that apron 1 and base 2 formed, not only rationally utilized the inner space of inner chamber 4, make the connection between each component compacter, reduce the volume of product, can also make the product really reach waterproof, dirt-proof operation requirement, avoided the foreign matter to get into the inner chamber effectively and lead to the dead card of top spring 13, or the unable normal use of each component, influence the problem of product conductivity, the life of product has further been prolonged, simultaneously can also satisfy the automated production demand.

The drawings are for illustrative purposes only and are presented in the form of illustrations only, not illustrations as physical or logical, and should not be construed as limiting the present patent; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

Moreover, like or similar reference numerals in the drawings of the embodiments of the present invention correspond to like or similar parts; in the description of the present invention, it should be understood that, if there are any terms such as "upper", "lower", "left", "right", "vertical", "horizontal", "longitudinal", "top", "bottom", "inner", "outer", etc., indicating orientations or positional relationships based on the orientations or positional relationships shown in the drawings, the description is for convenience and simplicity, and it is not intended to indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore, the terms describing the positional relationships in the drawings are used for illustrative purposes only and are not to be construed as limiting the present patent.

Claims

1. The utility model provides a key switch of quick wiring of integrated modularization, includes apron (1), base (2) and a plurality of cardboard (3), its characterized in that: apron (1) and base (2) are mutually supported and are connected, and be provided with inner chamber (4) between two, and a plurality of cardboard (3) elastic expansion slides on inner chamber (4), is provided with circuit board (5) in inner chamber (4), and the welding has at least one female terminal connection terminal on circuit board (5), and through at least one female terminal connection terminal releasable connection have public plug wire end to realize the quick wiring of key switch.

2. The integrated modular fast wired keyswitch of claim 1, further comprising: at least one female terminal connection terminal is provided with two, and be power female terminal connection terminal (6) and motor female terminal connection terminal (7) respectively, wherein, power female terminal connection terminal (6) and motor female terminal connection terminal (7) respectively with circuit board (5) welding, and respectively detachable connections have power public affairs to insert wiring end and motor public affairs to realize the quick wiring of key switch and power, motor at least.

3. The integrated modular fast wired keyswitch of claim 2, further comprising: the circuit board (5) is provided with a plurality of power supply welding holes (8) and motor welding holes (9), and the power supply female terminal wire holder (6) and the motor female terminal wire holder (7) are respectively provided with the same number of plug wire columns (10); the power supply female terminal wire holder (6) and the motor female terminal wire holder (7) are respectively inserted into a plurality of power supply welding holes (8) and motor welding holes (9) through a plurality of plug wire posts (10), and are respectively fixed with each other through welding after being inserted.

4. The integrated modular fast wired keyswitch of claim 3, further comprising: still be provided with power connection copper foil (11) and motor wiring copper foil (12) on circuit board (5), separate each other between power connection copper foil (11) and the motor wiring copper foil (12), wherein, power connection copper foil (11) one end and power welding hole (8) electric connection, the other end extends and sets up on circuit board (5), motor wiring copper foil (12) one end and motor welding hole (9) electric connection, the other end extends and sets up on circuit board (5).

5. The integrated modular fast wired keyswitch of claim 4, further comprising: a plurality of top springs (13) and a plurality of movable contact springs (14) are positioned on the base (2), wherein one ends of the top springs (13) respectively and elastically act on the base (2), the other ends of the top springs respectively and elastically act on the clamping plates (3), and one sides of the movable contact springs (14) are respectively and electrically connected with the power supply wiring copper foil (11) and the extension ends of the motor wiring copper foil (12); the upper parts of the clamping plates (3) respectively extend out of the inner cavity (4), and the lower parts of the clamping plates respectively elastically and telescopically slide in the inner cavity (4) through the jacking springs (13) and respectively contact with or separate from the other sides of the movable contact springs (14) when elastically and telescopically sliding so as to realize the work adjustment of the key switch.

6. The integrated modular fast wired keyswitch of claim 5, further comprising: the base (2) is also provided with an interlocking piece (15) and a buckle plate (16); the interlocking piece (15) is positioned on the base (2), the buckle plate (16) is in driving connection with the clamping plates (3), one end of the buckle plate is provided with a buckle spring (17), the buckle spring (17) is V-shaped, one end of the buckle spring elastically acts on the buckle plate (16), and the other end elastically acts on the base (2); the buckle plates (16) elastically slide on the base (2) through buckle springs (17) when the plurality of clamping plates (3) elastically stretch and slide, and are mutually matched with the interlocking pieces (15) to form a locking position when elastically sliding; the clamping plates (3) are positioned and retracted into the inner cavity (4) through the lock catch positions and are respectively contacted with the movable contact pieces (14).

7. The integrated modular fast wired keyswitch of claim 5 or 6, further comprising: the base (2) is provided with a guide groove (18) and a positioning groove (19), and the clamping plate (3) is provided with a positioning column (20); the top springs (13) are positioned in the inner cavity (4), one ends of the top springs are respectively and elastically positioned and sleeved in the positioning grooves (19), and the other ends of the top springs are respectively and elastically positioned and sleeved on the positioning columns (20); the clamping plates (3) slide on the guide grooves (18) through elastic telescopic guide of the top springs (13).

8. The integrated modular fast wired keyswitch of any one of claims 1-6, further comprising: the cover plate (1) and the base (2) are made of insulating materials and are mutually fixed through clamping, sticking or fastening pieces.