CN103811220B - Forward and reverse switching mechanism of switching device - Google Patents
Forward and reverse switching mechanism of switching device Download PDFInfo
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- CN103811220B CN103811220B CN201210444218.7A CN201210444218A CN103811220B CN 103811220 B CN103811220 B CN 103811220B CN 201210444218 A CN201210444218 A CN 201210444218A CN 103811220 B CN103811220 B CN 103811220B
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Abstract
The invention relates to a kind of forward and reverse switching mechanism of switching device, is comprise: lid, rotating disk, terminal fixed body, the first contact terminal and the second contact terminal; Wherein, forward and reverse switching mechanism of switching device of the present invention around this rotating disk, is provided with multiple dust discharge groove especially; So, when forward and reverse switching mechanism of this switching device is in the environment with a large amount of dust, above-mentioned dust discharge groove can prevent dust accretions between this rotating disk and this lid, therefore, even if be in the environment with a large amount of dust, the situation that generation rotating disk cannot rotate also can be worried.
Description
Technical field
The present invention relates to a kind of switching construction being applied to switching device, particularly relate to a kind of forward and reverse switching mechanism of switching device.
Background technology
Switch (switch) is electric equipment and the indispensable mechanism of electronic product, and every refrigerator, TV, extended line, computer, holder for TV playing etc. all must start or close its power supply by switch; Wherein, push switch is modal a kind of switchtype.
Referring to Fig. 1, is the exploded view of the existing a kind of push switch commonly used, as shown in Figure 1, the existing push switch 1 ' commonly used is applied to the motor controlling electric tools, it comprises: trigger button 10 ', slide mechanism 11 ', first switching shaft 12 ', second switching shaft 13 ', power cathode bindiny mechanism 14 ', supporting mechanism 15 ', bindiny mechanism 16 ', motor positive and negative terminals bindiny mechanism 18 ', positive source bindiny mechanism 19 ', forward and reverse mechanism 20 ', compensation electronic control circuit 21 ', diode 22 ', shut-down mechanism 17 ', first extension spring 24 ', second extension spring 25 ', first cladding 231 ', second cladding 232 ', and cooling mechanism 26 '.
Continue to consult Fig. 1, and please refer to Fig. 2, Fig. 3 and Fig. 4, be respectively the stereogram of motor positive and negative terminals bindiny mechanism, the exploded view of forward and reverse mechanism and the part body constitutional diagram of the existing push switch commonly used.Wherein, motor positive and negative terminals bindiny mechanism 18 ' has plus end 181 ' and negative terminal 182 ', can be connected the positive and negative end of this motor by this plus end 181 ' and this negative terminal 182 ' respectively.Further, motor positive and negative terminals bindiny mechanism 18 ' more comprises housing 183 ' with by wherein coated to plus end 181 ' and negative terminal 182 '.In addition, forward and reverse mechanism 20 ' has the first switching 201 ' and second and switches son 202 ', wherein, defaultly this first switching 201 ' contacts this bindiny mechanism 16 ' and this negative terminal 182 ', and defaultly this second switching 202 ' contacts this positive source bindiny mechanism 19 ' and this plus end 181 '.
Among this existing push switch 1 ' commonly used, especially, switching son 202 ' and the contact relation of plus end 181 ', negative terminal 182 ', bindiny mechanism 16 and positive source bindiny mechanism 19 ' by changing the first switching 201 ', second, the direction of revolution can be changed.In addition, be matched with motor positive and negative terminals bindiny mechanism 18 ', forward and reverse mechanism 20 ' more comprises: forward and reverse switching handle 205 ', switching handle stator the 206 ', the 3rd compression spring set 203 ' and the 4th compression spring set 204 '.Wherein, this forward and reverse switching handle 205 ' has rear pivot portion 2052 ' and front pivot portion 2051 ', has multiple hole 2053 ', the first and switch son 201 ' and second and switch sub 202 ' and be namely incorporated on this hole 2053 ' on this rear pivot portion 2052 '.In addition, front pivot portion 2051 ' is articulated in rear pivot portion 2052 ', therefore stir this front pivot portion 2051 ' then can relatively move in rear pivot portion 2052 ', so, the first switching 201 ' and, the second contact relation switching son 202 ' and plus end 181 ', negative terminal 182 ', bindiny mechanism 16 ' and positive source bindiny mechanism 19 ' can be changed.
So, via above-mentioned, can learn that this existing push switch 1 ' commonly used is except controlling except the motor of electric tools, also control motor by forward and reverse mechanism 20 ' and carry out rotating forward or rotating backward; But this existing push switch 1 ' commonly used still has following shortcoming with not enough:
1, during assembling, this first switches son 201 ' and second switches son with this and 202 ' first insert in the above-mentioned hole 2053 ' of forward and reverse mechanism 20 ', and then first switches son 201 ', second and switch son 202 ' and forward and reverse mechanism 20 ' is directly arranged on motor positive and negative terminals bindiny mechanism 18 '; Wherein, because first switches son 201 ' and second and switch sub 202 ' and there is no to hook for any time and design, therefore, during assembling, first switching 201 ' and second switches son 202 ' and dropping out by the above-mentioned hole 2053 ' of forward and reverse mechanism 20 ', may cause the inconvenience in manufacture process.
2, not there is dust-proof or dust discharge between the rear pivot portion 2052 ' of this forward and reverse switching handle 205 ' and front pivot portion 2051 ' to design, therefore, after Long-Time Service, dust just can be piled up in the articulated section in rear pivot portion 2052 ' and front pivot portion 2051 ', and affects the normal rotation of forward and reverse switching handle 205 '.
3, in addition, when user carries out rotating forward or rotating backward for switching motor, by stirring this front pivot portion 2051 ', rear pivot portion 2052 ' to be realized in relatively movement, but, because rear pivot portion 2052 ' is fixed by this switching handle stator 206 ', once be subject to External Force Acting, rear pivot portion 2052 ' may depart from the fixing of this switching handle stator 206 ', and affects the normal switching in revolution direction.
Because the defect that above-mentioned existing push switch exists, the present inventor is based on being engaged in the practical experience and professional knowledge that this type of product design manufacture enriches for many years, and coordinate the utilization of scientific principle, actively in addition research and innovation, to founding a kind of forward and reverse switching mechanism of switching device of new structure, general existing push switch can be improved, make it have more practicality.Through constantly research, design, and through repeatedly studying sample and after improving, finally creating the present invention had practical value.
Summary of the invention
The object of the invention is to, overcoming the defect that existing push switch exists, and provide a kind of forward and reverse switching mechanism of switching device, is be provided with terminal buckling parts especially in terminal accommodation groove, and on contact terminal, be manufactured with corresponding buckling parts; So, when being assembled in terminal accommodation groove by contact terminal, the buckling parts of contact terminal just can fasten the terminal buckling parts in terminal accommodation groove, can need not worry to come in contact the thing that terminal drops out in terminal accommodation groove.
Another object of the present invention is to, overcoming the defect that existing push switch exists, and provide a kind of forward and reverse switching mechanism of switching device, is around rotating disk, be provided with multiple dust discharge groove especially; So, when forward and reverse switching mechanism of this switching device is in the environment with a large amount of dust, above-mentioned dust discharge groove can prevent dust accretions between this rotating disk and this lid, therefore, even if be in the environment with a large amount of dust, the situation that generation rotating disk cannot rotate also can be worried.
An also object of the present invention is, overcome the defect that existing push switch exists, and a kind of forward and reverse switching mechanism of switching device is provided, be use terminal fixed body combine and fix rotating disk and contact terminal, and by fixing spheroid and spheroid back-moving spring, this terminal fixed body be fixed among lid; So, when forward and reverse switching mechanism effect of this switching device, unless the turning handle forcing in rotating disk rotates in the opposite direction to make rotating disk, even otherwise be subject to the pushing of external force, vibrate, forward and reverse switching mechanism that neither can affect this switching device controls the rotation direction of motor.
The object of the invention to solve the technical problems realizes by the following technical solutions.Forward and reverse switching mechanism of a kind of switching device proposed according to the present invention, can be installed among switching device, rotating forward and rotating backward of motor is controlled to assist this switching device, forward and reverse switching mechanism of this switching device comprises: lid, its top is formed with rotating disk respective slot, and this rotating disk respective slot has chute; Rotating disk, be placed in this lid top rotating disk respective slot among, wherein, this rotating disk has turning handle and chimeric block, and this turning handle is provided among the chute of this rotating disk respective slot, and this chimeric block comprises chimeric part and inserts handle; Terminal fixed body has: chimeric block storage tank, comprises the first holding part and the second holding part, and the bottom of this chimeric part is embedded among this first holding part, and this insertion handle embeds and is placed among this second holding part; And two groups of terminal accommodation groove; First contact terminal, among the one terminal accommodation groove being provided at this terminal fixed body; And second contact terminal, among another terminal accommodation groove being provided at this terminal fixed body, wherein, this rotating disk is rotated by forcing in this turning handle, drive this terminal fixed body to rotate simultaneously, make this first contact terminal and this second contact terminal be contacted with the terminal of this switching device inside, carry out this rotate forward maybe that this rotates backward to control this motor.
The object of invention and solve its technical problem and also can be applied to the following technical measures to achieve further.
Forward and reverse switching mechanism of aforesaid switching device, wherein this terminal fixed body more comprises: spheroid storage tank, is in order to accommodating fixing spheroid and spheroid back-moving spring, and fixed terminal fixed body assisted by this fixing spheroid and this spheroid back-moving spring; And multiple spring retention groove, be the bottom being formed at terminal fixed body.
Forward and reverse switching mechanism of aforesaid switching device, wherein more comprise: multiple terminal springs, be placed among this spring retention groove respectively, and relative to this first contact terminal within above-mentioned terminal accommodation groove and this second contact terminal, wherein, the elastic force of above-mentioned terminal springs can assist the first contact terminal and the second contact terminal close contact in the terminal of this switching device inside.
Forward and reverse switching mechanism of aforesaid switching device, wherein this lid more comprises: at least two group spheroid grooves, it is the inner surface corresponding to this rotating disk respective slot and be formed at this lid, wherein, when this terminal fixed body stops operating, namely this fixing spheroid is subject to pushing and embedding among this spheroid groove of this spheroid back-moving spring, whereby mode fixed terminal fixed body; Multiple engaging support mechanism is the periphery being formed at lid, in order to fasten this switching device; And the embedding hole of winding type, be formed among this rotating disk respective slot, in order to the top in conjunction with this chimeric part.
Forward and reverse switching mechanism of aforesaid switching device, wherein this rotating disk more comprises multiple dust discharge groove, is be formed at around rotating disk, in order to prevent dust accretions between this rotating disk and this lid.
Forward and reverse switching mechanism of aforesaid switching device, wherein this spheroid back-moving spring is Compress Spring.
Forward and reverse switching mechanism of aforesaid switching device, wherein this terminal springs is Compress Spring.
Forward and reverse switching mechanism of aforesaid switching device, is wherein provided with at least one terminal buckling parts in this terminal accommodation groove.
Forward and reverse switching mechanism of aforesaid switching device, wherein this first contact terminal has at least one first buckling parts, in order to fasten the terminal buckling parts in this terminal accommodation groove.
Forward and reverse switching mechanism of aforesaid switching device, wherein this second contact terminal has at least one second buckling parts, in order to fasten the terminal buckling parts in this terminal accommodation groove.
The present invention compared with prior art has obvious advantage and beneficial effect.By technique scheme, forward and reverse switching mechanism of switching device of the present invention can reach suitable technological progress and practicality, and has the extensive value in industry, and it at least has following advantages:
1, contact terminal is not easy to drop out from terminal accommodation groove;
2, still can normal rotation at the environment turntable of a large amount of dust;
3, be provided with roundabout part around the embedding hole of winding type in rotating disk respective slot and there is dust-proof effect;
4, non-force can not affect the rotation direction of forward and reverse switching mechanism control motor of switching device.
In sum, forward and reverse switching mechanism of switching device of the present invention has significant progress technically, and has obvious good effect, is really a new and innovative, progressive, practical new design.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to technological means of the present invention can be better understood, and can be implemented according to the content of specification, and can become apparent to allow above and other object of the present invention, feature and advantage, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, be described in detail as follows.
Accompanying drawing explanation
Fig. 1 is the stereogram of the existing a kind of push switch commonly used;
Fig. 2 is the stereogram of the motor positive and negative terminals bindiny mechanism of push switch.
Fig. 3 is the exploded view of forward and reverse mechanism of push switch.
Fig. 4 is the part body constitutional diagram of push switch.
Fig. 5 is the stereogram of the switching device of the forward and reverse switching mechanism configuring a kind of switching device of the present invention.
Fig. 6 is the exploded view of forward and reverse switching mechanism of switching device of the present invention.
Fig. 7 is the lid of forward and reverse switching mechanism and the stereogram of rotating disk of switching device.
Fig. 8 A is the stereogram of the terminal fixed body of forward and reverse switching mechanism of switching device.
Fig. 8 B is another view stereo figure of terminal fixed body.
[main element symbol description]
1 ': the existing push switch 10 ' commonly used: trigger button
11 ': slide mechanism 12 ': the first switching shaft
13 ': the second switching shaft 14 ': power cathode bindiny mechanism
15 ': supporting mechanism 16 ': bindiny mechanism
17 ': shut-down mechanism 18 ': motor positive and negative terminals bindiny mechanism
181 ': plus end 182 ': negative terminal
183 ': housing 19 ': positive source bindiny mechanism
20 ': forward and reverse mechanism 201 ': the first switches son
Switch son 203 ': the three compression spring set at 202 ': the second
204 ': the four compression spring set 205 ': forward and reverse switching handle
2051 ': front pivot portion 2052 ': Hou Shubu
2053 ': hole 206 ': switch handle stator
21 ': compensation electronic control circuit 22 ': diode
231 ': the first cladding 232 ': the second cladding
24 ': the first extension spring 25 ': the second extension spring
26 ': cooling mechanism 1: forward and reverse switching mechanism of switching device
11: lid 111: rotating disk respective slot
1111: chute 112: spheroid groove
113: engaging support mechanism 114: the embedding hole of winding type
1141: roundabout part 12: rotating disk
121: turning handle 122: chimeric block
1221: chimeric part 1222: insert handle
123: dust discharge groove 13: terminal fixed body
131: chimeric block storage tank 1311: the first holding part
1312: the second holding parts 132: terminal accommodation groove
1321: terminal buckling parts 133: spheroid storage tank
134: spring retention groove 14: the first contact terminal
141: the first buckling parts 15: the second contact terminals
151: the second buckling partss 16: fixing spheroid
17: spheroid back-moving spring 18: terminal springs
2: switching device
Embodiment
For further setting forth the present invention for the technological means reaching predetermined goal of the invention and take and effect, below in conjunction with accompanying drawing and preferred embodiment, to the embodiment of forward and reverse switching mechanism of the switching device proposed according to the present invention, structure, feature and effect thereof, be described in detail as follows.
Please continue to refer to Fig. 5, it is the stereogram of the switching device of the forward and reverse switching mechanism being configured with a kind of switching device of the present invention; And please refer to Fig. 6, be the exploded view of forward and reverse switching mechanism of switching device of the present invention.As shown in figs. 5 and 6, forward and reverse switching mechanism 1 of switching device of the present invention, it to be installed among switching device 2, to assist this switching device 2 control rotating forward of motor and rotate backward, forward and reverse switching mechanism 1 of this switching device mainly comprises: lid 11, rotating disk 12, terminal fixed body 13, first contact terminal 14, second contact terminal 15 and multiple terminal springs 18.
Please continue to refer to Fig. 5 and Fig. 6, and please refer to Fig. 7, Fig. 8 A and Fig. 8 B, be respectively the stereogram of lid and rotating disk, the stereogram of terminal fixed body and another view stereo figure of terminal fixed body.As shown in the figure, lid 11 comprises: rotating disk respective slot 111, two groups of embedding holes 114 of spheroid groove 112, multiple engaging support mechanism 113 and winding type, wherein, rotating disk respective slot 111 has chute 1111, and these two groups of spheroid grooves 112 are the inner surfaces corresponding to this rotating disk respective slot 111 and be formed at this lid 11.In addition, above-mentioned engaging support mechanism 113 is the peripheries being formed at lid 11, in order to fasten this switching device 2; The embedding hole 114 of winding type is formed among this rotating disk respective slot 111.
Hold above-mentioned, this rotating disk 12 to be placed among this lid 11 and relative to this rotating disk respective slot 111, wherein, this rotating disk 12 has turning handle 121 and chimeric block 122, further, this turning handle 121 is provided among this chute 1111, and this chimeric block 122 comprises chimeric part 1221 and inserts handle 1222.In addition, rotating disk 12 more comprises multiple dust discharge groove 123, is be formed at rotating disk 12 around, and above-mentioned dust discharge groove 123 has the function of assisting rotating disk 12 to carry out dust discharge, can, in the environment with a large amount of dust, prevent dust accretions between this rotating disk 12 and this lid 11; Therefore, even if forward and reverse switching mechanism 1 of switching device of the present invention is in the environment with a large amount of dust, the situation that generation rotating disk 12 cannot rotate also need not be worried.
Unceasingly, this terminal fixed body 13 comprises: chimeric block storage tank 131, two groups of terminal accommodation groove 132, spheroid storage tank 133 and multiple spring retention groove 134, and wherein, chimeric block storage tank 131 comprises the first holding part 1311 and the second holding part 1312.Especially, when assembling forward and reverse switching mechanism 1 of switching device of the present invention, the top of this chimeric part 1221 is incorporated into the embedding hole 114 of this winding type, and the bottom of this chimeric part 1221 is embedded among this first holding part 1311; Separately, this insertion handle 1222 embeds and is placed among this second holding part 1312.At this, what must remark additionally is, among rotating disk respective slot 111, the surrounding in the embedding hole of winding type 114 is provided with roundabout part 1141, this roundabout part 1141 lengthens dust invades forward and reverse switching mechanism 1 inside of this switching device path from the embedding hole of winding type 114, has dust-proof effect equally.
In addition, among this terminal fixed body 13, its two groups of terminal accommodation groove 132 are in order to difference this first contact terminal 14 accommodating and this second contact terminal 15.Further, the spheroid storage tank 133 being positioned at terminal fixed body 13 side is in order to accommodating fixing spheroid 16 and spheroid back-moving spring 17; Among the present invention, rotating this rotating disk 12 by forcing in this turning handle 121 is to drive this terminal fixed body 13 to rotate, make this first contact terminal 14 and this second contact terminal 15 be contacted with the terminal of this switching device 2 inside, carry out this rotate forward maybe that this rotates backward to control this motor; And because spheroid back-moving spring 17 is Compress Spring, therefore, when this terminal fixed body 13 stops operating, namely this fixing spheroid 16 is subject to pushing and embedding among this spheroid groove 112 of this spheroid back-moving spring 17, mode fixed terminal fixed body 13 whereby.
Moreover, among terminal fixed body 13, above-mentioned spring retention groove 134 is the bottoms being formed at terminal fixed body 13, in order to respectively accommodating above-mentioned terminal springs 18, make above-mentioned terminal springs 18 can relative to this first contact terminal 14 within above-mentioned terminal accommodation groove 132 and this second contact terminal 15; So, because this terminal springs 18 is Compress Spring, therefore the first contact terminal 14 and the second contact terminal 15 can be assisted closely to connect the terminal being in this switching device 2 inside by the elastic force of above-mentioned terminal springs 18.
In addition, drop out in terminal accommodation groove 132 to prevent the first contact terminal 14 and the second contact terminal 15, in forward and reverse switching mechanism 1 of switching device of the present invention, as shown in Fig. 6 and Fig. 8 A, be be provided with two groups of relative terminal buckling partss 1321 especially in each terminal accommodation groove 132, and the first contact terminal 14 and the second contact terminal 15 also have two the first buckling partss 141 and two the second buckling partss 151 respectively; So, when the first contact terminal 14 and the second contact terminal 15 are assembled within this terminal accommodation groove 132, the terminal buckling parts 1321 that first contact terminal 14 and the second contact terminal 15 just can fasten in terminal accommodation groove 132 by its buckling parts (141,151); So, the thing that terminal (14,15) drops out in terminal accommodation groove 132 can just be worried to come in contact.
So, by above-mentioned explanation, the framework of forward and reverse switching mechanism of switching device of the present invention and its composed component are complete and clearly revealed, and, via above-mentioned, can learn that the present invention has following advantage:
1, in forward and reverse switching mechanism 1 of this switching device, drop out in terminal accommodation groove 132 to prevent the first contact terminal 14 and the second contact terminal 15, be be provided with terminal buckling parts 1321 especially in terminal accommodation groove 132, and the first contact terminal 14 with the second contact terminal 15 is manufactured with corresponding buckling parts (141,151); So, when the first contact terminal 14 and the second contact terminal 15 are assembled within this terminal accommodation groove 132, the terminal buckling parts 1321 that just can fasten in terminal accommodation groove 132 by its buckling parts (141,151); So, the thing that terminal (14,15) drops out in terminal accommodation groove 132 need not can be worried to come in contact.
2, in addition, in forward and reverse switching mechanism 1 of this switching device, in order to the inside preventing extraneous dust from invading forward and reverse switching mechanism, be around rotating disk 12, be provided with multiple dust discharge groove 123 especially; So, when forward and reverse switching mechanism 1 of this switching device is in the environment with a large amount of dust, above-mentioned dust discharge groove 123 can prevent dust accretions between this rotating disk 12 and this lid 11, therefore, even if be in the environment with a large amount of dust, the situation that generation rotating disk 12 cannot rotate also can be worried.
3, above-mentioned 2nd point is held, in addition, in forward and reverse switching mechanism 1 of this switching device, the embedding hole 114 of this winding type in its this rotating disk respective slot 111, be provided with roundabout part 1141 around it, this roundabout part 1141 lengthens dust invades forward and reverse switching mechanism 1 inside of this switching device path from the embedding hole of winding type 114, has dust-proof effect equally.
4, in addition, in forward and reverse switching mechanism 1 of this switching device, because rotating disk 12, first contact terminal 14 and the second contact terminal 15 all combine mutually with this terminal fixed body 13, and terminal fixed body 13 is fixed among this lid 11 by fixing spheroid 16 and spheroid back-moving spring 17 again; Therefore, rotate towards a direction to make rotating disk 12 when user forces in this turning handle 121, and then switch this motor and carry out this and rotate forward (maybe this rotates backward), now, unless forced in this turning handle 121 to make rotating disk 12 towards a counter-rotation, even otherwise be subject to the pushing of external force, vibrate, forward and reverse switching mechanism 1 that neither can affect this switching device controls the rotation direction of motor.
The above, it is only preferred embodiment of the present invention, not any pro forma restriction is done to the present invention, although the present invention discloses as above with preferred embodiment, but and be not used to limit the present invention, any those skilled in the art, do not departing within the scope of technical solution of the present invention, make a little change when the technology contents of above-mentioned announcement can be utilized or be modified to the Equivalent embodiments of equivalent variations, in every case be the content not departing from technical solution of the present invention, according to any simple modification that technical spirit of the present invention is done above embodiment, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (10)
1. a forward and reverse switching mechanism for switching device, can be installed among switching device, to assist this switching device to control rotating forward and rotating backward of motor, it is characterized in that comprising:
Lid, its top is formed with rotating disk respective slot, and this rotating disk respective slot has chute;
Rotating disk, be placed in this lid top rotating disk respective slot among, wherein, this rotating disk has turning handle and chimeric block, and this turning handle is provided among the chute of this rotating disk respective slot, and this chimeric block comprises chimeric part and inserts handle;
Terminal fixed body has: chimeric block storage tank, comprises the first holding part and the second holding part, and the bottom of this chimeric part is embedded among this first holding part, and this insertion handle embeds and is placed among this second holding part; And
Two groups of terminal accommodation groove;
First contact terminal, among the one terminal accommodation groove being provided at this terminal fixed body; And
Second contact terminal, among another terminal accommodation groove being provided at this terminal fixed body, wherein, this rotating disk is rotated by forcing in this turning handle, drive this terminal fixed body to rotate simultaneously, make this first contact terminal and this second contact terminal be contacted with the terminal of this switching device inside, carry out this rotate forward maybe that this rotates backward to control this motor.
2. forward and reverse switching mechanism of switching device according to claim 1, is characterized in that this terminal fixed body more comprises:
Spheroid storage tank is in order to accommodating fixing spheroid and spheroid back-moving spring, and fixed terminal fixed body assisted by this fixing spheroid and this spheroid back-moving spring; And
Multiple spring retention groove is the bottom being formed at terminal fixed body.
3. forward and reverse switching mechanism of switching device according to claim 2, it is characterized in that more comprising: multiple terminal springs, be placed among this spring retention groove respectively, and relative to this first contact terminal within above-mentioned terminal accommodation groove and this second contact terminal, wherein, the elastic force of above-mentioned terminal springs can assist the first contact terminal and the second contact terminal close contact in the terminal of this switching device inside.
4. forward and reverse switching mechanism of switching device according to claim 2, is characterized in that this lid more comprises:
At least two group spheroid grooves, the inner surface corresponding to this rotating disk respective slot and be formed at this lid, wherein, when this terminal fixed body stops operating, namely this fixing spheroid is subject to pushing and embedding among this spheroid groove of this spheroid back-moving spring, whereby mode fixed terminal fixed body;
Multiple engaging support mechanism is the periphery being formed at lid, in order to fasten this switching device; And
The embedding hole of winding type is formed among this rotating disk respective slot, in order to the top in conjunction with this chimeric part.
5. forward and reverse switching mechanism of switching device according to claim 1, it is characterized in that this rotating disk more comprises multiple dust discharge groove, is be formed at around rotating disk, in order to prevent dust accretions between this rotating disk and this lid.
6. forward and reverse switching mechanism of switching device according to claim 2, is characterized in that this spheroid back-moving spring is Compress Spring.
7. forward and reverse switching mechanism of switching device according to claim 3, is characterized in that this terminal springs is Compress Spring.
8. forward and reverse switching mechanism of switching device according to claim 1, is characterized in that being provided with at least one terminal buckling parts in this terminal accommodation groove.
9. forward and reverse switching mechanism of switching device according to claim 8, is characterized in that this first contact terminal has at least one first buckling parts, in order to fasten the terminal buckling parts in this terminal accommodation groove.
10. forward and reverse switching mechanism of switching device according to claim 9, is characterized in that this second contact terminal has at least one second buckling parts, in order to fasten the terminal buckling parts in this terminal accommodation groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210444218.7A CN103811220B (en) | 2012-11-08 | 2012-11-08 | Forward and reverse switching mechanism of switching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210444218.7A CN103811220B (en) | 2012-11-08 | 2012-11-08 | Forward and reverse switching mechanism of switching device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103811220A CN103811220A (en) | 2014-05-21 |
| CN103811220B true CN103811220B (en) | 2015-10-14 |
Family
ID=50707849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210444218.7A Active CN103811220B (en) | 2012-11-08 | 2012-11-08 | Forward and reverse switching mechanism of switching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103811220B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2257074Y (en) * | 1995-11-10 | 1997-06-25 | 李富雄 | Switch |
| CN1187679A (en) * | 1997-01-09 | 1998-07-15 | 阿尔卑斯电气株式会社 | Rotary switch |
| US6610938B2 (en) * | 2001-02-21 | 2003-08-26 | Hilti Aktiengesellschaft | Rotary mode change switch for a hand tool |
| CN201181664Y (en) * | 2008-03-31 | 2009-01-14 | 李富雄 | Order-following switch type rotary switch |
| TWM365539U (en) * | 2009-03-09 | 2009-09-21 | Mijy Land Ind Co Ltd | Electrical screwdriver having improved forward and backward switch |
| US7705260B2 (en) * | 2005-04-18 | 2010-04-27 | Xinsheng Xu | Switch assembly |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3727745B2 (en) * | 1997-01-10 | 2005-12-14 | アルプス電気株式会社 | Combined operation type switch |
-
2012
- 2012-11-08 CN CN201210444218.7A patent/CN103811220B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2257074Y (en) * | 1995-11-10 | 1997-06-25 | 李富雄 | Switch |
| CN1187679A (en) * | 1997-01-09 | 1998-07-15 | 阿尔卑斯电气株式会社 | Rotary switch |
| US6610938B2 (en) * | 2001-02-21 | 2003-08-26 | Hilti Aktiengesellschaft | Rotary mode change switch for a hand tool |
| US7705260B2 (en) * | 2005-04-18 | 2010-04-27 | Xinsheng Xu | Switch assembly |
| CN201181664Y (en) * | 2008-03-31 | 2009-01-14 | 李富雄 | Order-following switch type rotary switch |
| TWM365539U (en) * | 2009-03-09 | 2009-09-21 | Mijy Land Ind Co Ltd | Electrical screwdriver having improved forward and backward switch |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103811220A (en) | 2014-05-21 |
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