CN214175621U - Gear display structure and electric appliance - Google Patents
Gear display structure and electric appliance Download PDFInfo
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- CN214175621U CN214175621U CN202023348867.6U CN202023348867U CN214175621U CN 214175621 U CN214175621 U CN 214175621U CN 202023348867 U CN202023348867 U CN 202023348867U CN 214175621 U CN214175621 U CN 214175621U
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- circuit board
- gear
- conductive contact
- display structure
- power supply
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Abstract
The utility model provides a gear display structure and electrical apparatus, wherein, gear display structure includes first circuit board, second circuit board, pilot lamp group, first circuit board with the second circuit board rotates relatively, first circuit board is provided with first conducting strip, a plurality of second conducting strip and controller, the controller is equipped with a negative power source, a positive power source and a plurality of control signal input interface, a plurality of control signal input interfaces are connected with a plurality of second conducting strips one-to-one, negative power source is connected with first conducting strip, positive power source is connected with a plurality of second conducting strips; the indicator lamp set is electrically connected with the output end of the controller; the second circuit board is provided with a power supply leading-in interface, a negative conductive contact and a positive conductive contact, wherein the negative conductive contact and the positive conductive contact are electrically connected with the power supply leading-in interface. The utility model discloses can directly show the gear through light, the gear shows more directly perceived and convenient observation.
Description
Technical Field
The utility model relates to a switch technical field, more specifically relates to gear display structure and electrical apparatus.
Background
In daily life, many electric appliances need to use a knob switch, for example, an oven mostly adopts the knob switch to strike fire and adjust a fire power gear. The gear size can only be judged through the scale that the knob indicating position and set up on the knob or around the knob to current oven, and this kind of mode can not embody the gear that the oven shows directly perceived. And, when the place that light is dark or outdoor use oven barbecue night, knob switch commonly used is difficult to see out on what big or small gear that the firepower is in, therefore the user need just can see the firepower gear clearly with the help of external light source when needing to adjust the firepower size of oven, and is very inconvenient.
Utility model CN202960182U discloses a be applied to knob switch base of oven, be provided with the luminous body on the knob switch base, through the light that produces with the help of the luminous body, people just can clearly see which gear that knob switch of oven was transferred to at night, help people to control the firepower size of oven. Greatly facilitating the use of the barbecue oven by people. However, the principle of the patent is still equivalent to introducing an additional light source to illuminate the knob, and the gear is not directly displayed by light, which is still not intuitive.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an overcome above-mentioned prior art gear show not defect of the inconvenient observation in place directly perceived, light is dark, provide a gear and show structure and electrical apparatus, can embody the gear that electrical apparatus is located directly perceived to also can conveniently observe the gear that electrical apparatus is located in the place that light is dark.
In order to solve the technical problem, the technical scheme of the utility model as follows:
a gear display structure comprises a first circuit board, a second circuit board and an indicator lamp set, wherein the first circuit board and the second circuit board rotate relatively, the first circuit board is provided with a first conducting strip, a plurality of second conducting strips and a controller, the controller is provided with a negative power supply interface, a positive power supply interface and a plurality of control signal input interfaces, the control signal input interfaces are connected with the second conducting strips in a one-to-one correspondence mode, the negative power supply interface is connected with the first conducting strip, and the positive power supply interface is connected with the second conducting strips; the indicator lamp set is electrically connected with the output end of the controller; the second circuit board is provided with a power supply lead-in interface, a negative conductive contact and a positive conductive contact, and the negative conductive contact and the positive conductive contact are electrically connected with the power supply lead-in interface; in the relative rotation process of the first circuit board and the second circuit board, the negative conductive contact is always abutted against the first conductive sheet, the positive conductive contact is alternatively abutted against the second conductive sheet, and the controller controls the indicator lamp set to display differently according to electric signals of different control signal input interfaces.
Compared with the prior art, the utility model discloses a gear shows beneficial effect of structure is: when in use, the power supply lead-in interface is connected with an external power supply, the negative electrode conductive contact is always abutted against the first conductive sheet, the positive electrode conductive contact is alternatively abutted against the second conductive sheet, the controller is provided with a negative electrode power supply interface, a positive electrode power supply interface and a plurality of control signal input interfaces, the plurality of control signal input interfaces are correspondingly connected with the plurality of second conductive sheets one by one, the negative electrode power supply interface is connected with the first conductive sheet, the positive electrode power supply interface is connected with the plurality of second conductive sheets, the controller is connected with the first conductive sheet through the negative electrode power supply interface, the positive electrode power supply interface is connected with the plurality of second conductive sheets to obtain the power supply, the second conductive sheets are connected with the positive electrode conductive contact to input electric signals to the control signal input interfaces, and the controller controls the indicator lamp set to carry out different displays according to the electric signals of different control signal input interfaces, thereby enabling the user to know the current gear. The utility model discloses can directly show the gear through the demonstration condition of pilot lamp group, need not to mark the scale again, also can conveniently observe the gear that electrical apparatus was located in the dark place of light, the gear shows more directly perceived.
The controller controls the indicator light set to display differently according to the electric signals of the different control signal input interfaces, and is a conventional means for controlling the indicator light set by the controller. For example, on the remote controller, the keys are pressed, so that the corresponding control signal input interface of the controller of the remote controller has an input electric signal, and the controller controls the LED lamp set to perform corresponding display; obviously, the controller of the remote controller controls the LED lamp set to display differently according to the electrical signals of the different control signal input interfaces.
In one embodiment, the device further comprises a base and a rotating piece; the first circuit board and the indicating lamp set are fixed on the rotating piece, and the second circuit board is fixed on the base.
In one embodiment, the negative conductive contact and the positive conductive contact are both metal shrapnels.
In one embodiment, the rotating member is a hollow structural member, the indicator light group is arranged in the rotating member, and the rotating member is provided with a light-transmitting area opposite to the indicator light group.
In one embodiment, the rotating member is provided with a connecting post, and the first circuit board is sleeved on the connecting post.
In one embodiment, the rotating member is provided with a plurality of reinforcing ribs, one end of each reinforcing rib is connected with the connecting column, and the other end of each reinforcing rib is connected with the inner wall of the rotating member.
In one embodiment, the first conductive sheet is arc-shaped.
In one embodiment, the second conductive sheets are arranged at intervals in an arc shape.
In one embodiment, the indicator lamp group comprises N indicator lamps, N is more than or equal to 3, wherein 1 indicator lamp is used for indicating the closing gear, and the rest indicator lamps are used for indicating the current gear.
The utility model also provides an electric appliance, show the structure including casing, gear adjusting part and institute's gear, the base is fixed on the casing, the spliced pole with gear adjusting part connects.
Compared with the prior art, the utility model discloses an electric appliance's beneficial effect is: because include gear display structure, its technical effect is brought by gear display structure, and is the same with gear display structure's beneficial effect, does not give unnecessary details.
Drawings
Fig. 1 is an exploded view of a gear display structure according to an embodiment of the present invention.
Fig. 2 is a schematic circuit diagram of a gear display structure according to an embodiment of the present invention.
Fig. 3 is a schematic view of a viewing angle of the rotating member according to an embodiment of the present invention.
Fig. 4 is a schematic view of another view angle of the rotating member according to an embodiment of the present invention.
Fig. 5 is a schematic diagram of a viewing angle of the second circuit board according to an embodiment of the present invention.
Fig. 6 is a schematic diagram of another view angle of the second circuit board according to an embodiment of the present invention.
Fig. 7 is a schematic diagram of a viewing angle of the first circuit board according to an embodiment of the present invention.
Fig. 8 is a schematic diagram of another view angle of the first circuit board according to an embodiment of the present invention.
Fig. 9 is a schematic view of one state of the indicating lamp set according to an embodiment of the present invention.
Fig. 10 is a schematic view of another state of the indicating lamp set according to an embodiment of the present invention.
Fig. 11 is a schematic view of another state of the indicating lamp set according to an embodiment of the present invention.
Fig. 12 is a schematic view of another state of the indicating lamp set according to an embodiment of the present invention.
Fig. 13 is a schematic view of another state of the indicating lamp set according to an embodiment of the present invention.
Fig. 14 is a schematic view of another state of the indicating lamp set according to an embodiment of the present invention.
Wherein: 1. a base; 2. a rotating member; 3. a first circuit board; 4. a second circuit board; 5. an indicator light set; 201. connecting columns; 202. a light-transmitting region; 203. reinforcing ribs; 301. a first conductive sheet; 302. a second conductive sheet; 303. a controller; 304. an indicator light set interface; 401. a power interface; 402. a negative conductive contact; 403. and a positive conductive contact.
Detailed Description
The drawings are for illustrative purposes only and are not to be construed as limiting the patent;
for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product;
it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The technical solution of the present invention will be further explained with reference to the accompanying drawings and examples.
As shown in fig. 1 to 8, a gear display structure includes a first circuit board 3, a second circuit board 4, and an indicator light set 5, where the first circuit board 3 and the second circuit board 4 rotate relatively, the first circuit board 3 is provided with a first conductive sheet 301, a plurality of second conductive sheets 302, and a controller 303, the controller 303 is provided with a negative power interface, a positive power interface, and a plurality of control signal input interfaces, the plurality of control signal input interfaces are connected to the plurality of second conductive sheets 302 in a one-to-one correspondence manner, the negative power interface is connected to the first conductive sheet 301, and the positive power interface is connected to all of the plurality of second conductive sheets 302; the indicator light set is electrically connected with the output end of the controller 303; the first conductive sheet 301 and the second conductive sheet 302 are electrically connected with an input end of the controller 303, the second circuit board 4 is provided with a power supply lead-in interface 401, a negative conductive contact 402 and a positive conductive contact 403, and the negative conductive contact 402 and the positive conductive contact 403 are electrically connected with the power supply lead-in interface 401; in the relative rotation process of the first circuit board 3 and the second circuit board 4, the negative conductive contact 402 is always abutted against the first conductive plate 301, the positive conductive contact 403 is alternatively abutted against the second conductive plate 302, and the controller 303 controls the indicator light set to display different displays according to electric signals of different control signal input interfaces.
Compared with the prior art, the utility model discloses a gear shows beneficial effect of structure is: when the controller is used, the power supply lead-in interface is connected with an external power supply, the negative conductive contact 402 is always abutted against the first conductive sheet 301 and the positive conductive contact 403 is alternatively abutted against the second conductive sheet 302 in the relative rotation process of the first circuit board 3 and the second circuit board 4, because the controller 303 is provided with a negative power supply interface, a positive power supply interface and a plurality of control signal input interfaces, the plurality of control signal input interfaces are correspondingly connected with the plurality of second conductive sheets 302 one by one, the negative power supply interface is connected with the first conductive sheet 301, and the positive power supply interface is connected with the plurality of second conductive sheets 302; the controller 303 is connected with the first conductive plate 301 through the negative power interface, the positive power interface is connected with the plurality of second conductive plates 302 to obtain power, the second conductive plates 302 input electric signals to the control signal input interface through the connection with the positive conductive contacts 403, and the controller 303 controls the indicator lamp set 5 to display differently according to the electric signals of different control signal input interfaces, so that a user can know the current gear. The utility model discloses can directly show the gear through the demonstration condition of pilot lamp group 5, need not to mark the scale again, also can conveniently observe the gear that electrical apparatus was located in the dark place of light, the gear shows more directly perceived.
The controller 303 is a control chip, and outputs a corresponding signal to control the on/off of the indicator light set 5 according to the power connection level conditions of the plurality of second conductive sheets 302 and different control signal input interfaces on the controller 303, so as to indicate a gear. Various control chips on the market, such as a 51-chip microcomputer, can complete the functions, and are not listed in the embodiment.
In one embodiment, the device further comprises a base 1 and a rotating part 2; the first circuit board 3 and the indicating lamp set 5 are fixed on the rotating part 2, and the second circuit board 4 is fixed on the base 1.
In one embodiment, the negative conductive contact 402 and the positive conductive contact 403 are both metal shrapnel.
In one embodiment, the rotating member 2 is a hollow structure, the indicator light set 5 is disposed in the rotating member 2, and the rotating member is provided with a light-transmitting region 202 opposite to the indicator light set 5.
In one embodiment, the rotating member 2 is provided with a connecting post 201, and the first circuit board 3 is sleeved on the connecting post 201.
In one embodiment, a plurality of reinforcing ribs 203 are arranged in the rotating part 2, one end of each reinforcing rib 203 is connected with the connecting column 201, and the other end of each reinforcing rib 203 is connected with the inner wall of the rotating part 2.
In one embodiment, the first conductive sheet 301 is arc-shaped.
In one embodiment, the second conductive sheets 302 are arranged at intervals in an arc shape.
In one embodiment, the indicator light set 5 is an LED light set.
In one embodiment, the indicator light set 5 is integrated on the first circuit board 3, and the indicator light set 5 is plugged on the first circuit board 3 through an indicator light set interface 304 disposed on the first circuit board 5.
In one embodiment, the indicator lamp group comprises N indicator lamps, N is more than or equal to 3, wherein 1 indicator lamp is used for indicating the closing gear, and the rest indicator lamps are used for indicating the current gear. For example, the number of the indicator lamps is 6, wherein 1 white indicator lamp is used for indicating the closing gear, and 5 red indicator lamps are used for indicating the current gear, and in the embodiment, taking the use on the oven as an example, the connecting column 201 of the rotating member 2 is connected with the valve rod for controlling the fire switch and the fire size. In the initial state, as shown in fig. 9, only the white indicator light is on, indicating that it is in the off position. When rotated 90 counterclockwise, as shown in fig. 10, the white indicator lights go out indicating that the oven is vented and the 5 red indicator lights light up indicating that the oven is in the "big fire stop". As shown in fig. 11-14, the number of red indicator lights that are lit decreases for each 18 ° rotation of the oven until only one red indicator light is lit for a "small fire" position.
In one embodiment, an oven comprises a housing, a gear adjusting component and a gear display structure, wherein the base 1 is fixed on the housing, and the connecting column 201 is connected with the gear adjusting component.
The electric appliance can be an oven, a microwave oven, an electric fan and other various electric appliances with gears adjusted by knobs. For example, the connecting column 201 of the rotating member is connected to a valve rod for controlling the fire switch and the fire, and the fire switch and the fire can be controlled by rotating the rotating member 2.
The terms describing positional relationships in the drawings are for illustrative purposes only and are not to be construed as limiting the patent;
it is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. A gear display structure is characterized by comprising a first circuit board (3), a second circuit board (4) and an indicator lamp set (5), wherein the first circuit board (3) and the second circuit board (4) rotate relatively, the first circuit board (3) is provided with a first conducting strip (301), a plurality of second conducting strips (302) and a controller (303), the controller (303) is provided with a negative power supply interface, a positive power supply interface and a plurality of control signal input interfaces, the control signal input interfaces are connected with the second conducting strips (302) in a one-to-one correspondence manner, the negative power supply interface is connected with the first conducting strip (301), and the positive power supply interface is connected with the second conducting strips (302); the indicator light set is electrically connected with the output end of the controller (303); the second circuit board (4) is provided with a power supply lead-in interface (401), a negative conductive contact (402) and a positive conductive contact (403), and the negative conductive contact (402) and the positive conductive contact (403) are electrically connected with the power supply lead-in interface (401); in the relative rotation process of the first circuit board (3) and the second circuit board (4), the negative conductive contact (402) is always abutted against the first conductive sheet (301), the positive conductive contact (403) is alternatively abutted against the second conductive sheet (302), and the controller (303) controls the indicator lamp set to display different images according to electric signals of different control signal input interfaces.
2. The shift position display structure according to claim 1, wherein: the device also comprises a base (1) and a rotating piece (2); the first circuit board (3) and the indicating lamp set (5) are fixed on the rotating piece (2), and the second circuit board (4) is fixed on the base (1).
3. A shift position display structure according to claim 2, wherein: the negative conductive contact (402) and the positive conductive contact (403) are both metal shrapnels.
4. A shift position display structure according to claim 2, wherein: rotate piece (2) and be hollow structure, pilot lamp group (5) are located rotate in the piece (2), rotate the piece be provided with the relative printing opacity district (202) of pilot lamp group (5).
5. The shift position display structure according to claim 4, wherein: the rotating piece (2) is provided with a connecting column (201), and the first circuit board (3) is sleeved on the connecting column (201).
6. The shift position display structure according to claim 5, wherein: the rotating piece (2) is provided with a plurality of reinforcing ribs (203), one end of each reinforcing rib (203) is connected with the connecting column (201), and the other end of each reinforcing rib is connected with the inner wall of the rotating piece (2).
7. The shift position display structure according to claim 1, wherein: the first conducting strip (301) is arc-shaped.
8. The shift position display structure according to claim 1, wherein: the second conducting strips (302) are arranged at intervals in an arc shape.
9. Gear display structure according to claim 1, characterized in that the indicator light set (5) comprises N indicator lights, N ≧ 3, where 1 indicator light is used to indicate the off-gear and the remaining indicator lights are used to indicate the current gear.
10. An electric appliance, characterized in that, including a shell, a gear adjusting component and the gear display structure of claim 5, the base (1) is fixed on the shell, and the connecting column (201) is connected with the gear adjusting component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023348867.6U CN214175621U (en) | 2020-12-31 | 2020-12-31 | Gear display structure and electric appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023348867.6U CN214175621U (en) | 2020-12-31 | 2020-12-31 | Gear display structure and electric appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214175621U true CN214175621U (en) | 2021-09-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023348867.6U Active CN214175621U (en) | 2020-12-31 | 2020-12-31 | Gear display structure and electric appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214175621U (en) |
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- 2020-12-31 CN CN202023348867.6U patent/CN214175621U/en active Active
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