CN105336533B - A kind of dust-proof AC speed regulation switch - Google Patents
A kind of dust-proof AC speed regulation switch Download PDFInfo
- Publication number
- CN105336533B CN105336533B CN201510790726.4A CN201510790726A CN105336533B CN 105336533 B CN105336533 B CN 105336533B CN 201510790726 A CN201510790726 A CN 201510790726A CN 105336533 B CN105336533 B CN 105336533B
- Authority
- CN
- China
- Prior art keywords
- push shaft
- pedestal
- movable contact
- upper lid
- contact spring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H23/00—Tumbler or rocker switches, i.e. switches characterised by being operated by rocking an operating member in the form of a rocker button
- H01H23/02—Details
- H01H23/12—Movable parts; Contacts mounted thereon
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H23/00—Tumbler or rocker switches, i.e. switches characterised by being operated by rocking an operating member in the form of a rocker button
- H01H23/006—Tumbler or rocker switches, i.e. switches characterised by being operated by rocking an operating member in the form of a rocker button adapted for connection with printed circuit boards
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H23/00—Tumbler or rocker switches, i.e. switches characterised by being operated by rocking an operating member in the form of a rocker button
- H01H23/02—Details
- H01H23/08—Bases; Stationary contacts mounted thereon
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H23/00—Tumbler or rocker switches, i.e. switches characterised by being operated by rocking an operating member in the form of a rocker button
- H01H23/02—Details
- H01H23/12—Movable parts; Contacts mounted thereon
- H01H23/16—Driving mechanisms
Abstract
The present invention provides a kind of dust-proof AC speed regulation switch, including pedestal, upper lid, push shaft and button.Upper lid is provided with circuit board.The two groups of dynamic and static contacts in left and right are provided with pedestal；Including left movable contact spring, left static contact, right movable contact spring, right static contact.Left movable contact spring, right movable contact spring are arranged on support frame in the form of whippletree, and centre has a pedestal convex wall to match with the push shaft negative grooves of push shaft.Push shaft reverse side is provided with two symmetrical circular holes.Circular hole is equipped with corresponding spring and iron set.Iron set is connected with left movable contact spring, right movable contact spring respectively.Push shaft front is provided with push shaft front groove, and the upper lid convex wall with upper lid matches.The push shaft front end of push shaft is into flat and is provided with three road reinforcements.Push shaft front end is connected with the push-button recess of button.Material-saving of the present invention, simplifies production technology, reduces production cost, and radiating is strengthened.
Description
Technical field
The present invention relates to switching technique field, a kind of dust-proof AC speed regulation switch is particularly related to.
Background technology
Speed-regulating switch of the present invention is to make in the equipment such as electric tool, garden instrument, Machine Tool Electric Appliance and hardware ＆ tools
With.In currently used product, there is following technical problem：
1st, the self-tapping screw of support M2 × 4 is fixed on pedestal, because screw thread is too short, should not be fastened during installation, in finished product
Easily loosened when using；
2nd, two movable contact springs are connected with stainless steel adapting piece, and nose circle is stuck on support and does positioning use, and another flat end passes through dynamic
Contact front, when the structure such as support loosening or the inconsistent shaping of stainless steel adapting piece, directly affects the contact surface of moving contact
And pressure；
3rd, the static contact of right-hand member is connected with bridge-type with binding post, and first wastes raw material, the thickness of the second accessory raw material
There is a multiple shaping of bending up to 0.8mm and centre, the more difficult control of angle also influences the contact of dynamic and static contact and product is overall makes
Use the life-span；
4th, there are two connection sheets, lower end connecting bracket left end and left static contact on the left side of pedestal, upper end is right with circuit board
Two pads connection on side, circuit board is arranged on inside upper lid, after two pads are reserved on the right, causes centre to leave transistor for
Position is limited, can only use the transistor of 252 encapsulation, the equipment for bearing low current；
5th, push rod and push shaft are separate type, and spring is built-in, and push shaft is hollow, and two apertures are opened respectively on top or so, is pushed away
The root of bar protrudes two convex hooks, and after push rod goes through from the middle of push shaft, two convex hooks of push rod root are hooked in push shaft top
Aperture on, when two material properties of accessory can not reach the requirement of regulation or be influenced by temperature, be easily caused extension
Hook departs from, product cisco unity malfunction；
6th, adjustment effect is played on push shaft is the conductive rubber block made of rubber, and the conductive rubber block is to appearance
Requirement it is very strict, it is necessary to accomplish mellow and full without corner angle and overlap, adjustment effect cannot be otherwise played, in circuit board during assembling
Adjustable resistor on need plus silicone oil, silicone oil and rubber contact can accelerate the hardening of rubber, and elastomeric material is more susceptible to temperature
Influence and change.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of material-saving, simplifies production technology, reduces production cost, dissipates
The dust-proof AC speed regulation switch that heat is strengthened.
In order to solve the above technical problems, embodiments of the invention provide a kind of dust-proof AC speed regulation switch, including main body.It is main
Body includes pedestal, upper lid, push shaft and button.Described upper lid is provided with circuit board.Described upper cover buckle is on described pedestal.
The two groups of dynamic and static contacts in left and right are provided with described pedestal.The described dynamic and static contact in two groups of left and right includes left movable contact spring, left stationary contact
Piece, right movable contact spring, right static contact.Described left movable contact spring is engaged with described left static contact, described right movable contact spring and institute
The right static contact stated is engaged.Described left movable contact spring, right movable contact spring is in the form of whippletree on support frame.A described left side
There is a pedestal convex wall to match with the push shaft negative grooves of push shaft in the middle of right two groups of dynamic and static contacts.Described push shaft reverse side is provided with two
Individual symmetrical circular hole.Described circular hole is equipped with corresponding spring and iron set.Described iron set is dynamic with described left movable contact spring, the right side respectively
Contact is connected.Described push shaft front is provided with push shaft front groove, and the upper lid convex wall with upper lid matches, and realizes push shaft with upper lid
Connection.The push shaft front end of described push shaft is into flat and is provided with three road reinforcements.Described push shaft front end is recessed with the button of button
Groove is connected.
Further, one is left on the left side of described pedestal to be used to the space that wave strengthens radiator is installed.
Further, the upper end on the described pedestal left side is provided with two draw-in grooves for the connection shell fragment of mounting circuit boards,
The lower end on the described pedestal left side sets a draw-in groove for the connection shell fragment of mounting circuit boards.
Further, the space mounting anti-interference capacitor on the right of described pedestal.
Further, the positive left side of described push shaft is provided with the adjustable spring for being slided on the regulation resistance of circuit board
Piece.
Further, a dust ring is filled in the middle part of described push shaft, base recess is provided with pedestal relevant position, upper
Lid relevant position is provided with lid groove.
Further, described push shaft outer ring is provided with button spring, and described button spring is external.
Further, the side of described pedestal and described upper lid is respectively equipped with the fastener of some interconnections.
Further, described upper lid reverse side is provided with through groove.
Further, the connection shell fragment of described circuit board is flat U-shaped formula.
Above-mentioned technical proposal of the invention has the beneficial effect that：In such scheme, the left and right cellular-type of contact is taken, pushed away
Axle presses the moment upper and lower seesaw type structure of centre.Change metalwork shape, reduces shaping camber and material.The indwelling pedestal left side
Radiator is strengthened in the space placement of 12mm.Modification circuit-board laying-out, increases and uses crystal tube space.Change is more susceptible to external action
Rubber accessory.Push rod push shaft is separated into built-in spring and is changed to single push shaft external spring.Day is increased at lid on back of circuit board
Window.Change above, saves portion of material, simplifies production technology, reduces production cost and because of structural fittings change, radiates and adds
By force, corresponding change can arbitrarily be done as the power current using equipment is different.Four positioning cylinders newly are put, can arrange in pairs or groups phase
The positive and negative small switch answered, the optional speed-regulating switch with positive and negative rotating function is changed to by original single speed-regulating switch.
Brief description of the drawings
Fig. 1 is the structural representation of pedestal in a kind of dust-proof AC speed regulation switch of the present invention.
Fig. 2 is the positive structure schematic of push shaft in a kind of dust-proof AC speed regulation switch of the present invention.
Fig. 3 is the reverse structure schematic of push shaft in a kind of dust-proof AC speed regulation switch of the present invention.
Fig. 4 is the structural representation of button in a kind of dust-proof AC speed regulation switch of the present invention.
Fig. 5 is the positive structure schematic of upper lid in a kind of dust-proof AC speed regulation switch of the present invention.
Fig. 6 is the reverse structure schematic of upper lid in a kind of dust-proof AC speed regulation switch of the present invention.
Fig. 7 is a kind of dimensional structure diagram of dust-proof AC speed regulation switch of the present invention.
Fig. 8 is a kind of stereochemical structure perspective view of dust-proof AC speed regulation switch of the present invention.
Fig. 9 is a kind of left view of dust-proof AC speed regulation switch of the present invention.
Label declaration in figure：1st, left movable contact spring；2nd, left static contact；3rd, right movable contact spring；4th, right static contact；5th, support frame；6、
Push shaft；7th, pedestal convex wall；8th, push shaft negative grooves；9th, space；11st, draw-in groove；12nd, draw-in groove；13rd, draw-in groove；14th, shell fragment is connected；15、
Anti-interference capacitor；16th, circular hole；17th, spring；18th, iron set；19th, push shaft front groove；20th, upper lid convex wall；21st, adjustable reed；
22nd, resistance is adjusted；23rd, dust ring；24th, base recess；25th, upper lid groove；26th, push shaft front end；27th, reinforcement；28th, button is recessed
Groove；29th, button spring；30th, 220 encapsulation；31st, pad；32nd, through groove；34th, fastener；35th, cylinder.
Specific embodiment
To make the technical problem to be solved in the present invention, technical scheme and advantage clearer.Below in conjunction with accompanying drawing and tool
Body embodiment is described in detail.
The problems such as present invention easily loosens, wastes raw material, bearing low current for existing AC speed regulation switch, there is provided a kind of
Dust-proof AC speed regulation switch.
As shown in Figure 1 to 9, a kind of dust-proof AC speed regulation switch, including main body.Main body includes pedestal, upper lid, push shaft and presses
Button.Upper lid is provided with circuit board.The two groups of dynamic and static contacts in left and right are provided with pedestal.The dynamic and static contact in two groups of left and right includes left movable contact spring
1st, left static contact 2, right movable contact spring 3, right static contact 4.Left movable contact spring 1 matches somebody with somebody left static contact 2.Right movable contact spring 3 matches somebody with somebody right static contact 4.It is left
Movable contact spring 1, right movable contact spring 3 are arranged on support frame 5 in the form of whippletree, and instantaneous touch is reached when push shaft 6 slides work
Purpose.There is a pedestal convex wall 7 to match with the push shaft negative grooves 8 of push shaft 6 in the middle of the two groups of dynamic and static contacts in left and right.On a left side for pedestal
While leaving the space 9 of 12mm width, the wave for being used to install high-power high-current equipment strengthens radiator.The pedestal left side it is upper
End set two draw-in grooves 11 and 12, the lower end on the pedestal left side sets a draw-in groove 13, can mounting circuit boards connection shell fragment 14.Work as production
Product be in, low-grade electric current be when need not install reinforcement radiator, each up and down to install a connection shell fragment；When the product of production
Electric current is increased when need to install reinforcement radiator, and upper end will fill 2 connection shell fragments, to increase switching performance；Space on the right of pedestal
Anti-interference capacitor 15 can be chosen to install.
The reverse side of push shaft 6 sets up two symmetrical circular holes 16 separately.Circular hole 16 is equipped with corresponding spring 17 and iron set 18, on movable contact spring
Slip makes its work.The front of push shaft 6 is provided with push shaft front groove 19, and the upper lid convex wall 20 with upper lid matches.The positive left side of push shaft 6
While filling the adjustable reed 21 of a stainless steel material, slided on the regulation resistance 22 of circuit board, operationally reach friction speed
Purpose.A dust ring 23 is filled at the middle part of push shaft 6, one is assembled in the base recess 24 of pedestal and the upper lid groove 25 of upper lid
Rise, be collectively forming dust reduction capability.26 one-tenth of push shaft front end flat is simultaneously provided with three road reinforcements 27, in the phase of push-button recess 28 with button
During connection, install more firm.
The outer ring of push shaft 6 is provided with button spring 29, and button spring 29 is external, can strengthen intensity, reaches moment point
From purpose.
Layout in being covered in modification on circuit board, is changed to 220 encapsulation 30, directly with transistor internal set heat radiation fin by transistor
It is set to one of pad 31；4 row, 2 row, 8 through grooves 32 will be opened at the upper lid of back of circuit board, operationally electricity will be directly switched
The hot gas that road plate is produced is dispersed into switch external.The connection shell fragment 14 of pedestal and circuit board is convenient to install with flat U-shaped formula, contact
Face is big.
In body side, pedestal and Shang Gaichu are arranged with 8 groups of fasteners 34, will both are perfect combines, be more convenient for installing and
Dismounting.In the left side of main body, two cylinders 35 are respectively set on pedestal and upper lid, when machinery equipment is needed with positive and negative rotating function,
It is positioning with this four cylinders, corresponding positive and negative small switch is installed, you can reach the function of rotating.
The change that the present invention passes through structure, the change of accessory shape effectively reduces production cost and lifting production work
Skill efficiency, and corresponding configuration change can be done to product according to the requirement of different clients at any time, and by original single speed governing work(
Can, increased the speed-regulating switch with positive and negative rotating function.
The above is the preferred embodiment of the present invention.It should be pointed out that for those skilled in the art
For, on the premise of principle of the present invention is not departed from, some improvement can also be made.These improvement also should be regarded as the present invention
Protection domain.
Claims (1)
1. a kind of dust-proof AC speed regulation switch, including main body, main body includes pedestal, upper lid, push shaft and button, on described upper lid
It is provided with circuit board；Described upper cover buckle is on described pedestal；It is characterized in that：Be provided with described pedestal two groups of left and right it is dynamic,
Static contact；The described dynamic and static contact in two groups of left and right includes left movable contact spring, left static contact, right movable contact spring, right static contact, described
Left movable contact spring is engaged with described left static contact, and described right movable contact spring is engaged with described right static contact；A described left side
Movable contact spring, right movable contact spring are arranged on support frame in the form of whippletree；There is a pedestal in the middle of the described dynamic and static contact in two groups of left and right
Convex wall matches with the push shaft negative grooves of push shaft；Described push shaft reverse side is provided with two symmetrical circular holes, and described circular hole is equipped with phase
The spring and iron set answered, described iron set are connected with described left movable contact spring, right movable contact spring respectively；Described push shaft front is provided with
Push shaft front groove, the upper lid convex wall with upper lid matches, and realizes the connection of push shaft and upper lid；The push shaft front end of described push shaft into
Flat is simultaneously provided with three road reinforcements, and described push shaft front end is connected with the push-button recess of button；On the left side of described pedestal
One is left to be used to the space that wave strengthens radiator is installed；The upper end on the described pedestal left side is provided with two for installing circuit
The draw-in groove of the connection shell fragment of plate, the lower end on the described pedestal left side sets a draw-in groove for the connection shell fragment of mounting circuit boards；
Space mounting anti-interference capacitor on the right of described pedestal, the positive left side of described push shaft is provided with for the regulation in circuit board
The adjustable reed slided on resistance, fills a dust ring in the middle part of described push shaft, and pedestal is provided with the pedestal relevant position
Groove, lid groove is provided with upper lid relevant position；Described push shaft outer ring is provided with button spring, and described button spring is
External, described pedestal and the side of described upper lid are respectively equipped with the fastener of some interconnections, described upper lid reverse side
Through groove is provided with, the connection shell fragment of described circuit board is flat U-shaped formula.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510790726.4A CN105336533B (en) | 2015-11-13 | 2015-11-13 | A kind of dust-proof AC speed regulation switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510790726.4A CN105336533B (en) | 2015-11-13 | 2015-11-13 | A kind of dust-proof AC speed regulation switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105336533A CN105336533A (en) | 2016-02-17 |
| CN105336533B true CN105336533B (en) | 2017-07-04 |
Family
ID=55286991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510790726.4A Active CN105336533B (en) | 2015-11-13 | 2015-11-13 | A kind of dust-proof AC speed regulation switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105336533B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106057518B (en) * | 2016-07-18 | 2017-12-01 | 乐清市风速开关厂 | A kind of dust-proof AC speed regulating band falls along position-sensing switch |
| CN109148201B (en) * | 2018-10-10 | 2024-01-05 | 浙江风速电子有限公司 | Dust-proof AC trigger speed-regulating belt reverse-forward rocker switch |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3699491B2 (en) * | 1993-12-17 | 2005-09-28 | オータックス株式会社 | Trigger switch |
| CN100573762C (en) * | 2006-01-27 | 2009-12-23 | 上海拜骋电器有限公司 | Switch module |
| CN101707148B (en) * | 2006-01-27 | 2011-07-20 | 上海拜骋电器有限公司 | Switch component |
| CN201336237Y (en) * | 2008-12-24 | 2009-10-28 | 乐清市杰拉华电器有限公司 | Direct current speed adjustment switch |
| CN102403155B (en) * | 2010-09-08 | 2014-09-24 | 乐清市杰拉华电器有限公司 | Electric tool switch |
| CN202084458U (en) * | 2011-04-26 | 2011-12-21 | 永康市昌达电器配件厂 | Improved electric tool switch |
| CN104282456B (en) * | 2014-09-16 | 2016-04-06 | 张家港华捷电子有限公司 | Switch in electric tool |
-
2015
- 2015-11-13 CN CN201510790726.4A patent/CN105336533B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105336533A (en) | 2016-02-17 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190904 Address after: 325600 Zhenxing North 112, Hongqiao Town, Yueqing City, Wenzhou City, Zhejiang Province Patentee after: Zhejiang wind speed electronic Co., Ltd. Address before: 325608 Liming East Road, South Industrial Zone, Hongqiao Town, Yueqing City, Zhejiang Province Patentee before: YUEQING FENGSU SWITCH FACTORY |
|
| TR01 | Transfer of patent right |