CN111769000B - AMT switch for 24V heavy truck - Google Patents
AMT switch for 24V heavy truck Download PDFInfo
- Publication number
- CN111769000B CN111769000B CN202010568506.8A CN202010568506A CN111769000B CN 111769000 B CN111769000 B CN 111769000B CN 202010568506 A CN202010568506 A CN 202010568506A CN 111769000 B CN111769000 B CN 111769000B
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- knob
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- circuit board
- integrated circuit
- switch
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- 238000003780 insertion Methods 0.000 claims description 15
- 230000037431 insertion Effects 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 9
- 230000001681 protective effect Effects 0.000 claims 5
- 230000006698 induction Effects 0.000 description 11
- 238000009434 installation Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000000428 dust Substances 0.000 description 4
- 239000011324 bead Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000007788 roughening Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
- H01H19/02—Details
- H01H19/04—Cases; Covers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/02—Selector apparatus
- F16H59/08—Range selector apparatus
- F16H59/12—Range selector apparatus comprising push button devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
- H01H19/02—Details
- H01H19/025—Light-emitting indicators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
- H01H19/02—Details
- H01H19/10—Movable parts; Contacts mounted thereon
- H01H19/14—Operating parts, e.g. turn knob
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
Abstract
The invention relates to an AMT switch for a 24V heavy truck, which comprises a switch shell, a knob and an integrated circuit board, wherein the knob is rotationally arranged on the switch shell, a magnet which rotates along with the knob is fixedly arranged on the knob, the integrated circuit board is fixedly arranged on the switch shell, and a plurality of Hall sensors are arranged on the integrated circuit board along the rotating track of the magnet. Adopt above-mentioned scheme, provide one kind and produce different signal of telecommunication through the response of different hall sensor and magnet on integrated circuit board, realize responding to accurate and contactless AMT switch that is used for 24V heavily blocks.
Description
Technical Field
The invention relates to the field of vehicle gear shift switches, in particular to an AMT switch for a 24V heavy truck.
Background
The AMT is an electric control mechanical automatic gearbox, is formed by adding an electronic control system on the basis of a dry clutch and a manual gear transmission, and combines the convenience of AT and the high efficiency of MT.
The AMT is widely applied to the cars, but is lack of application to the heavy trucks at present.
The AMT switch on the existing heavy truck is controlled by adopting a contact plate mode, wherein contact plate contact abrasion and contact plate covering dust are easy to occur in contact plate control, contact plate short circuit is caused by water leakage of the AMT switch, and the like.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide an AMT switch for a 24V heavy truck, which can generate different electric signals on an integrated circuit board through the induction of different Hall sensors and magnets to realize accurate induction and no contact.
In order to achieve the purpose, the invention provides the following technical scheme: the rotary switch comprises a switch shell, a rotary knob and an integrated circuit board, wherein the rotary knob is rotatably arranged on the switch shell, a magnet which rotates along with the rotary knob is fixedly arranged on the rotary knob, the integrated circuit board is fixedly arranged on the switch shell, and a plurality of Hall sensors are arranged on the integrated circuit board along the rotating track of the magnet.
Through adopting above-mentioned technical scheme, adopt knob drive magnet to rotate and be close to different hall sensor and realize that different hall sensor produce the signal of telecommunication and realize the gear switching, wherein, magnet and hall sensor are non-contact response, consequently, can not produce wearing and tearing, and hall sensor and magnet cover put dust and the surface is stained with water and all can not exert an influence to the response for the response is stable, and life obtains guaranteeing.
The invention is further configured to: a protection cover plate is arranged on the switch shell, and a protection cavity for installing the integrated circuit board is arranged between the protection cover plate and the switch shell.
Through adopting above-mentioned technical scheme, because the knob need often rotate and realize the switching of gear, consequently, easily infiltration dust and moisture rotate the in-process, and the setting of protection apron, with the effectual waterproof dirt-proof effect that plays of sealing in the protection intracavity of integrated circuit board to make the circuit control on the integrated circuit board more stable, in addition, because the response between magnet and the hall sensor need not the contact, consequently, the protection apron separates magnet and hall sensor and does not influence the switching that hall response realized the gear.
The invention is further configured to: the protection cover plate is arranged between the integrated circuit board and the knob, each Hall sensor is arranged on the side, facing the knob, of the integrated circuit board, and a positioning cavity for the Hall sensors to be inserted is formed in the side, facing the integrated circuit board, of the protection cover plate and corresponds to each Hall sensor.
Through adopting above-mentioned technical scheme, set up hall sensor in making to reduce the interval between hall sensor and the magnet towards the knob side, thereby make hall response more accurate, in addition, hall sensor adopts modes such as welding to set up on integrated circuit board usually, consequently, can protrusion in integrated circuit board, and adopt convex hall sensor to insert and locate the relative positioning that protection cover board realized hall sensor and protection cover board, make installation more accurate, thereby guarantee that relative knob rotates to the more accurate of the cooperation position of each gear.
The invention is further configured to: the knob is fixedly provided with a working indicator lamp made of a light-transmitting material, the working indicator lamp is positioned on the side, facing the integrated circuit board, of the knob and is provided with a light source receiving end, the side, facing the knob, of the knob and is provided with a light emitting indicating end along the rotating track of the light source receiving end, the integrated circuit board is provided with a plurality of first light sources in an arrayed mode, the light-transmitting body used for dispersing light rays generated by the corresponding first light sources is arranged between each first light source and the light source receiving end, a light-transmitting ring used for dispersing the light rays generated by each first light source is arranged between each first light source and the light source receiving end along the rotating track of the light source receiving end, and the light-transmitting body and the light-transmitting ring are integrally formed.
By adopting the technical scheme, 1, the work indicator lamp is arranged, so that the work indicator lamp synchronously rotates along with the knob to indicate the current gear, and the current gear is read more accurately; 2. each first light source is controlled by the integrated circuit board to emit light so as to realize the light emission of the work indicator lamp; 3. the light-transmitting ring and the light-transmitting body refract and disperse the first light source, so that point irradiation of the first light source to the working indicator lamp is changed into surface irradiation, the working indicator lamp is uniformly illuminated, and the phenomenon that the first light source directly irradiates the working indicator lamp to cause the illumination indicating end to be unevenly illuminated and partially intensively illuminated is prevented; 4. the printing opacity body corresponds the position at each gear and realizes dispersing the refraction of first light source, plays mainly and corresponds and disperses the effect, and the printing opacity ring not only plays the refraction and disperses the effect, and plays the effect of connecting each printing opacity body simultaneously for each printing opacity body passes through printing opacity ring fixed connection, and accessible printing opacity ring is installed and is realized the installation in opening the light casing, realizes concentrating the installation, makes more convenient of installation.
The invention is further configured to: the knob is made of TPV.
Through adopting above-mentioned technical scheme, the knob is owing to need often with the hand contact, consequently, can be infected with oil stain, water stain etc. and cover oil stain, water stain for a long time and will oxidize the destruction knob, and the knob adopts the TPV material, then can play effectual resistant oil, waterproof effect, in addition, the inherent sunshine insolatees in the 24V heavy truck cockpit can produce high temperature phenomenon, and the knob that the TPV material was made has high temperature resistance to increase the life-span of knob.
The invention is further configured to: the knob periphery is provided with a plurality of lugs that are used for increasing knob periphery coefficient of friction, and each lug is along the circumference of knob and the equidistant setting of axial, and each lug is the throat setting along deviating from the knob direction.
Through adopting above-mentioned technical scheme, the setting of lug, the knob surface of roughening for coefficient of friction increases and is convenient for grip the rotation, and the ordered arrangement of lug makes the formation of lug more simple and convenient, and in addition, the lug is the setting of throat towards principle knob direction, makes the face of being connected on the knob surface bigger, makes the joint strength of lug better.
The invention is further configured to: the knob is provided with a plurality of location jack along circumference range, and the quantity of location jack is the same with hall sensor's quantity, it is provided with and is used for inserting the location jack and realizes the location bolt of switch housing and knob joint and be provided with and be used for with the location bolt towards the thrust spring that promotes in the location jack to slide on the switch housing.
Through adopting above-mentioned technical scheme, the location jack that each gear corresponds is used for supplying inserting of location bolt to establish, has realized the location more stable at each gear, and in addition, thrust spring makes location bolt elasticity insert and establishes the location jack, inserts and establishes more stable.
The invention is further configured to: the number of the positioning jacks is n, n is an odd number, the positioning jacks and the Hall sensors are arranged at equal intervals along the circumferential direction of the knob, the number of the positioning bolts is two, and an included angle between the positioning bolts is 180-180/n degrees.
Through adopting above-mentioned technical scheme, when the quantity of location bolt is one, solitary location bolt easily makes the knob atress and takes place the skew towards the thrust direction under thrust spring's effort, and set up when two location bolts and gear quantity are the even number, thrust offset is realized to the mode of accessible symmetry, and when the number of gear is odd number, the quantity of location jack also is the odd number, two location bolts that set up adopt two positions that are closest to the symmetry to offset, thereby the at utmost realizes thrust offset, make the more stable of positioning action.
The invention is further configured to: the switch casing is provided with the luminescent panel with the knob is coaxial, be provided with the second light source that is used for lightening the luminescent panel on the integrated circuit board, be provided with the lamp shade that is used for making the second light source evenly to lighten the luminescent panel between second light source and the luminescent panel.
Through adopting above-mentioned technical scheme, the suggestion of whether function such as normal can be realized working to the switch to the luminescent panel, and whether luminous through the second light source realizes, and the lamp shade can realize dispersing the second light source in addition, and makes the effective even illuminating luminescent panel of second light source.
The invention is further described with reference to the following figures and detailed description.
Drawings
FIG. 1 is an assembly view of an embodiment of the present invention;
FIG. 2 is an exploded view of an embodiment of the present invention;
FIG. 3 is a cross-sectional view of an embodiment of the present invention;
FIG. 4 is a top view of an integrated circuit board in accordance with an embodiment of the present invention;
FIG. 5 is an enlarged view of A in FIG. 2;
FIG. 6 is an enlarged view of B in FIG. 3;
FIG. 7 is an enlarged view of C in FIG. 2;
FIG. 8 is an enlarged view of D in FIG. 3;
FIG. 9 is an enlarged view of E in FIG. 1;
FIG. 10 is an enlarged view of F in FIG. 3;
FIG. 11 is a bottom view of the spindle according to the embodiment of the present invention;
fig. 12 is an assembly view of a switch housing and a positioning latch according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1-5, the present invention discloses an AMT switch for a 24V heavy truck, which includes a switch housing 1, a knob 2, a rotating shaft 21 and an integrated circuit board 3, wherein the knob 2 and the rotating shaft 21 are in a cylindrical shape with an axial direction being vertical, the knob 2 is fixed on the periphery of the rotating shaft 21 in a clamping manner, the rotating shaft 21 is arranged above the switch housing 1 in a circumferential rotation manner, in addition, a magnet gear ring 22 is arranged below the rotating shaft 21 in a clamping manner, a magnet 221 rotating along the knob 2 is arranged on the magnet gear ring 22 in an embedding manner, in addition, the integrated circuit board 3 is fixedly arranged on the switch housing 1 in a screw manner and is located vertically below the magnet gear ring 22, 7 hall sensors 31 are arranged on the integrated circuit board 3 along a rotation track of the magnet 221, the number of the hall sensors is the same as the number of the gear positions, in addition, the integrated circuit board 3 penetrates downwards to pass through the switch housing 1 and is provided with a pin 32 to connect with a corresponding circuit, therefore, the switch can be connected with the corresponding circuit through the circuit and the magnet 221 and the hall sensors can not be driven by the magnet 22 to generate a non-induction electric signal, and the hall sensors 31 can not be worn out by the rotating magnet, and the rotating induction magnet induction cover, thus, the hall sensors can not be affected by the induction, and the induction sensor, the induction magnet induction sensor, the induction magnet induction cover.
Preferably, the material of the knob 2 in this embodiment is TPV, and the oil resistance and the high temperature resistance of the TPV material are utilized to increase the service life of the knob 2.
In addition, the light-emitting panel 11 is coaxially arranged at the upper end of the inner ring of the knob 2 in the embodiment, the light-emitting panel 11 is fixedly mounted on the switch shell 1 in a clamping manner, in addition, the second light source 33 formed by led lamp beads is arranged on the integrated circuit board 3, so that the light-emitting panel 11 can prompt whether the switch works normally and the like, and whether the second light source 33 emits light is realized, in addition, a lampshade 12 made of a light-reflecting material is arranged between the second light source 33 and the light-emitting panel 11, and the lampshade 12 is arranged in an upward flaring manner, so that the lampshade 12 can disperse the second light source 33, and the second light source 33 can effectively and uniformly irradiate the light-emitting panel 11.
In addition, the switch housing 1 in this embodiment is provided with the protection cover plate 4 made of a transparent material by means of clamping and positioning, and the protection cavity 41 for mounting the integrated circuit board 3 is formed between the protection cover plate 4 and the switch housing 1, so that the integrated circuit board 3 is effectively sealed in the protection cavity 41 to play a role of water and dust prevention, and thus, the circuit on the integrated circuit board 3 is more stably controlled.
Preferably, as shown in fig. 6, the protection cover plate 4 in this embodiment is disposed between the integrated circuit board 3 and the magnet gear ring 22, and each hall sensor 31 is disposed on the integrated circuit board 3 toward the knob 2, in addition, the protection cover plate 4 is disposed on the integrated circuit board 3 toward the positioning cavity 42 corresponding to each hall sensor 31 in the injection molding manner, so that the hall sensor 31 is positioned in the corresponding positioning cavity 42, therefore, not only the hall sensor 31 is disposed on the knob 2 toward the side so as to reduce the distance between the hall sensor 31 and the magnet 221, so that the hall sensing is more accurate, but also the protruding hall sensor 31 is inserted into the protection cover plate 4 to realize the relative positioning between the hall sensor 31 and the protection cover plate 4, so that the installation is more accurate, and it is ensured that the knob 2 rotates to the matching position of each gear more accurate.
In addition, as shown in fig. 7 to fig. 8, in the present embodiment, the knob 2 is fixedly provided with the work indicator lamp 5 made of a light-transmitting material through a hole and by inserting and clamping, wherein the work indicator lamp 5 is elongated, the work indicator lamp 5 is located on a side (downward end) of the knob 2 facing the integrated circuit board 3 and is provided as a light source receiving end 51, and the work indicator lamp 5 is located on a side (upward end) of the knob 2 facing away from the integrated circuit board 3 and is provided as a light emitting indicator end 52, in addition, the integrated circuit board 3 is provided with a plurality of led lamp beads arranged along a rotation track of the light source receiving end 51 and facing the knob 2 as the first light sources 34, so that each first light source 34 is controlled to emit light by the integrated circuit board 3, and the light emitting indicator end 52 of the work indicator lamp 5 emits light by irradiating the work indicator lamp 5, and the work indicator lamp 5 rotates synchronously with the knob 2 to achieve indication of the current gear, so that the current gear is read more accurately.
Preferably, in this embodiment, a light-transmitting body 61 made of a light-transmitting material for diverging light generated by the corresponding first light source 34 is disposed between each first light source 34 and the light source receiving end 51, and a light-transmitting ring 62 for diverging light generated by each first light source 34 is disposed between each first light source 34 and the light source receiving end 51 along a rotation track of the light source receiving end 51, and each light-transmitting body 61 and the light-transmitting ring 62 are integrally formed, and further, the light-transmitting ring 62 and the switch housing 1 are fixedly mounted in a clamping manner, so that the light-transmitting ring 62 and the light-transmitting body 61 refract and diverge the first light source 34, so that point irradiation of the first light source 34 to the work indicator 5 is changed into surface irradiation, and the work indicator 5 is uniformly, and the phenomenon that the light-emitting indicator 52 receives light unevenly and partially and intensively emits light is prevented when the work indicator 5 directly irradiates the work indicator 5, and in addition, the light-transmitting body 61 refracts and diverges the first light source 34 at a position corresponding to each gear, so as to play a main and corresponding refraction effects, and also play a role in connecting and connecting light-transmitting bodies 61, and further realize convenient installation of the light-transmitting ring 62 and installation by the light-transmitting ring 61.
In addition, as shown in fig. 9, the plurality of protrusions 23 are integrally formed on the outer periphery of the knob 2 in this embodiment, and the protrusions 23 are arranged at equal intervals along the circumferential direction and the axial direction of the knob 2, so that the protrusions 23 are arranged to roughen the surface of the knob 2, so that the friction coefficient is increased to facilitate holding and rotating, and the protrusions 23 are arranged in order to facilitate formation of the protrusions 23.
Preferably, each bump 23 in the present embodiment is provided with a necking along the direction departing from the knob 2, so that the connection surface of the bump 23 on the surface of the knob 2 is larger, and the connection strength of the bump 23 is better.
As shown in fig. 11 to 12, the rotating shaft 21 in this embodiment is provided with 7 positioning insertion holes 211 (the number of the positioning insertion holes 211 depends on the number of the gears) arranged in a circumferential direction, and the switch housing 1 is provided with a positioning insertion pin 13 for inserting the positioning insertion hole 211 and a thrust spring 14 for pushing the positioning insertion pin 13 into the positioning insertion hole 211 in a sliding manner along a radial direction of the knob 2, so that the positioning insertion hole 211 corresponding to each gear is used for inserting the positioning insertion pin 13, thereby achieving more stable positioning at each gear, and in addition, the thrust spring 14 enables the positioning insertion pin 13 to be elastically inserted into the positioning insertion hole 211, thereby providing more stable insertion.
Preferably, each positioning insertion hole 211 and the hall sensor 31 in this embodiment are arranged at equal intervals along the circumference of the knob 2, in addition, the number of the positioning pins 13 is two, and the included angle between each positioning pin 13 is about 153 degrees, and when the number of the positioning insertion holes 211 is n (n is an odd number), the included angle between each positioning pin 13 is 180-180/n degrees, so that the two positioning pins 13 which are inserted into different positioning insertion holes 211 and have the largest relative included angle are inserted at the same time, thereby realizing thrust cancellation to the maximum extent, and making the positioning function more stable.
Claims (6)
1. An AMT switch for a 24V heavy truck, characterized in that: the integrated circuit board is provided with a plurality of Hall sensors along the rotating track of the magnets, a protective cover plate is arranged on the switch shell, a protective cavity for installing the integrated circuit board is arranged between the protective cover plate and the switch shell, the protective cover plate is arranged between the integrated circuit board and the knob, each Hall sensor is arranged on the side, facing the knob, of the integrated circuit board, the protective cover plate is provided with a positioning cavity for the insertion of each Hall sensor, a work indicator lamp made of a light-transmitting material is fixedly arranged on the knob, the work indicator lamp is positioned on the side, facing the integrated circuit board, of the knob, a light source receiving end is arranged on the side, facing the knob, of the integrated circuit board, a light-emitting indication end is arranged on the side, facing the knob, of the integrated circuit board, a plurality of first light sources are arranged along the rotating track of the light source receiving end, a light-transmitting body used for emitting light generated by the corresponding first light sources is arranged between the first light sources and the light sources, and a light-transmitting ring for forming the light generated by the light sources is arranged between the first light sources and the light-transmitting ring.
2. An AMT switch for a 24V heavy card according to claim 1, wherein: the knob is made of TPV.
3. An AMT switch for a 24V heavy card according to claim 1, wherein: the periphery of the knob is provided with a plurality of convex blocks used for increasing the friction coefficient of the periphery of the knob, the convex blocks are arranged at equal intervals along the circumferential direction and the axial direction of the knob, and the convex blocks are arranged in a necking mode along the direction deviating from the knob.
4. An AMT switch for a 24V heavy card according to claim 1, wherein: the knob is provided with a plurality of location jack along circumference range, and the quantity of location jack is the same with hall sensor's quantity, it is provided with and is used for inserting the location jack and realizes the location bolt of switch housing and knob joint and be provided with and be used for with the location bolt towards the thrust spring that promotes in the location jack to slide on the switch housing.
5. An AMT switch for a 24V heavy card according to claim 4, wherein: the number of the positioning jacks is n, n is an odd number, the positioning jacks and the Hall sensors are arranged at equal intervals along the circumferential direction of the knob, the number of the positioning bolts is two, and an included angle between the positioning bolts is 180-180/n degrees.
6. An AMT switch for a 24V heavy card according to claim 1, wherein: the switch is characterized in that the switch shell is provided with a light-emitting panel coaxial with the knob, the integrated circuit board is provided with a second light source used for illuminating the light-emitting panel, and a lampshade used for enabling the second light source to evenly illuminate the light-emitting panel is arranged between the second light source and the light-emitting panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010568506.8A CN111769000B (en) | 2020-06-19 | 2020-06-19 | AMT switch for 24V heavy truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010568506.8A CN111769000B (en) | 2020-06-19 | 2020-06-19 | AMT switch for 24V heavy truck |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111769000A CN111769000A (en) | 2020-10-13 |
| CN111769000B true CN111769000B (en) | 2022-12-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010568506.8A Active CN111769000B (en) | 2020-06-19 | 2020-06-19 | AMT switch for 24V heavy truck |
Country Status (1)
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| CN (1) | CN111769000B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114188173B (en) * | 2021-10-26 | 2023-07-21 | 上海科世达-华阳汽车电器有限公司 | Rotary structure trigger switch |
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| CN105091736A (en) * | 2014-05-14 | 2015-11-25 | 日本电产三协株式会社 | Manual pulse generation apparatus |
| CN204102773U (en) * | 2014-08-15 | 2015-01-14 | 中山市上的电器有限公司 | A kind of new waterproof formula magnetic switch |
| CN204834453U (en) * | 2015-07-09 | 2015-12-02 | 瑞安市豪王汽车零部件有限公司 | Electric automobile keeps off bit switch |
| CN207099050U (en) * | 2017-07-14 | 2018-03-13 | 杭州新时空电动汽车有限公司 | Electronic knob gearshift |
| CN109256294A (en) * | 2018-09-27 | 2019-01-22 | 温州长江汽车电子有限公司 | A kind of automobile-used rotary switch |
| CN109412573A (en) * | 2018-12-18 | 2019-03-01 | 武汉盛硕电子有限公司 | A kind of shell, ignition switch, signal output apparatus, signal output method |
| CN210444250U (en) * | 2019-08-30 | 2020-05-01 | 上海纯米电子科技有限公司 | Non-contact knob device and electrical equipment |
| CN111245414A (en) * | 2020-01-19 | 2020-06-05 | 深圳拓邦股份有限公司 | Adjusting device, kitchen appliance and control method |
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| CN111769000A (en) | 2020-10-13 |
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Address after: 325000 No. 2898, Ouhai Avenue, Quxi street, Ouhai District, Wenzhou City, Zhejiang Province Patentee after: ZHEJIANG WANCHAO ELECTRICAL Co.,Ltd. Address before: 325000 No.2 Sanxi Road, Quxi, Ouhai, Wenzhou, Zhejiang Patentee before: ZHEJIANG WANCHAO ELECTRICAL Co.,Ltd. |