CN216717144U - Mechanical gear brightness adjusting device with automatic shutdown function and mechanical gear red dot sighting telescope - Google Patents
Mechanical gear brightness adjusting device with automatic shutdown function and mechanical gear red dot sighting telescope Download PDFInfo
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- CN216717144U CN216717144U CN202122958752.7U CN202122958752U CN216717144U CN 216717144 U CN216717144 U CN 216717144U CN 202122958752 U CN202122958752 U CN 202122958752U CN 216717144 U CN216717144 U CN 216717144U
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- 238000009413 insulation Methods 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 4
- 230000005611 electricity Effects 0.000 description 4
- 210000000078 claw Anatomy 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 241000212749 Zesius chrysomallus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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Abstract
The utility model provides a mechanical gear brightness adjusting device with an automatic power-off function and a mechanical gear red-dot sighting telescope. The mechanical gear brightness adjusting device comprises a gear knob, a resistance plate, a battery collar, a circuit board, a timing chip and a light-emitting device; the gear knob and the resistance plate are fixedly connected with the battery collar, the timing chip is electrically connected with the circuit board, and the gear knob and the circuit board can rotate relatively; the circuit board is provided with a positive electrode brush, a negative electrode brush and a resistance brush, the resistance plate is provided with a positive electrode brush disc, a negative electrode brush disc, a plurality of resistance brush discs and a plurality of resistors with different resistance values, and the output connecting end of the timing chip is connected with the light-emitting device. When the resistance brush contacts the resistance brush disc, the timing chip starts timing, and if the accumulated time exceeds the preset value, the current is stopped to be output to the output connecting end, so that the light-emitting device stops working, the automatic shutdown function is realized, and the battery consumption is reduced.
Description
Technical Field
The utility model relates to the technical field of sighting devices, in particular to a mechanical gear brightness adjusting device with an automatic shutdown function and a mechanical gear red dot sighting telescope.
Background
The existing mechanical red point sighting telescope controls the brightness of a red point sighting LED through a rotary battery gear knob, a red point sighting telescope circuit of a mechanical gear is formed based on resistors with different resistance values, and the resistors with different resistance values corresponding to different gears are rotated to adjust the brightness of the LED.
The existing mechanical gear red point sighting telescope has the problem that when a user forgets to screw the gear to be turned off, the red point sighting telescope is always in a working state until the electric quantity of a battery is exhausted.
SUMMERY OF THE UTILITY MODEL
The first objective of the present invention is to provide a mechanical gear brightness adjusting device with an automatic shutdown function, which can reduce battery consumption.
The second objective of the present invention is to provide a mechanical red-spot sighting telescope with automatic shutdown function, which can reduce battery consumption.
The mechanical gear brightness adjusting device with the automatic power-off function comprises a gear knob, a resistor plate, a battery collar, a circuit board, a timing chip and a light-emitting device, wherein the gear knob is arranged on the circuit board; the gear knob and the resistance plate are fixedly connected with the battery collar, the timing chip is electrically connected with the circuit board, and the gear knob and the circuit board can rotate relatively; the circuit board is provided with a positive electrode brush, a negative electrode brush and a resistance brush, the resistance board is provided with a positive electrode brush disc, a negative electrode brush disc, at least two resistance brush discs and at least two resistors, the resistance brush discs are arranged along the circumferential direction of the resistance board, each resistor is electrically connected with one resistance brush disc, and the resistances of the resistors are different; the battery retainer ring, the positive electrode brush disc, the positive electrode brush and the positive electrode connecting end of the timing chip are electrically connected in sequence, and the negative electrode brush disc, the negative electrode brush and the negative electrode connecting end of the timing chip are electrically connected in sequence; the output connecting end of the timing chip, the light-emitting device and the resistance electric brush are electrically connected in sequence, and the resistance electric brush is electrically connected with one of the resistance brush discs; when the gear knob rotates relative to the circuit board, the resistance electric brush can be disconnected from the electric connection with the resistance brush disc.
According to the scheme, the battery is placed in the battery clamping ring, the battery clamping ring, the resistance plate and the circuit board are sequentially and electrically connected to form the power supply circuit, and the resistors connected with the light-emitting device in series can be replaced through relative rotation between the gear knob and the circuit board, so that the brightness of the light-emitting device is changed. In addition, the timing chip is arranged and can control the power supply of the light-emitting device, when the resistance brush contacts the resistance brush disc, the timing chip starts timing, and if the accumulated time exceeds the preset value, the current is stopped from being output to the output connecting end, so that the light-emitting device stops working, the automatic shutdown function is realized, and the battery consumption is reduced.
The further scheme is that a plurality of positive pole brush discs are arranged along the circumferential direction of the resistance plate, and a first interval is formed between every two adjacent positive pole brush discs; the resistive plate includes an insulated contact located in the first space; when the gear knob rotates relative to the circuit board, the positive electric brush can move from the position of the positive electric brush disc to the position of the insulating contact part.
In the circumferential direction of the resistance plate, a second interval is formed between two adjacent resistance brush discs, and the insulating contact part is also positioned in the second interval; when the gear knob rotates relative to the circuit board, the resistance electric brush can move from the position of the resistance brush disc to the position of the insulation contact part.
Therefore, when the unit knob is rotated, the positive electrode brush leaves the last positive electrode brush disc and is in contact with the insulation contact part, then the timing chip is powered off, and then the timing chip is powered on and is re-timed when the positive electrode brush disc is electrically connected with the other positive electrode brush disc. The setting enables the timing mode of the timing chip to more accurately cope with the situation that the power-off is forgotten for a long time, and the frequent gear adjustment under the use situation can always trigger the timing chip to count time again, thereby ensuring the normal use.
According to a further scheme, a plurality of electric connection matching positions and a disconnection matching position which are uniformly distributed along the circumferential direction of the resistance plate are arranged on the resistance plate, the positive pole brush disc and the resistance brush disc are arranged at the electric connection matching positions, and the positive pole brush disc and the resistance brush disc are not arranged at the disconnection matching positions.
Therefore, the plurality of electrical connection matching positions correspond to different use gears, and the disconnection matching position corresponds to the shutdown gear.
The resistance plate is provided with a first surface side and a second surface side which are opposite, and the positive brush disc and the negative brush disc are exposed on the first surface side and the second surface side; the center of the battery clamping ring forms a battery accommodating position; along the axial direction of the resistance plate; battery rand, resistance plate and circuit board set gradually, and the battery rand is connected and is held the position towards first table side at first table side and battery, and anodal brush and negative pole brush are connected at the second table side.
Therefore, the mechanical gear brightness adjusting device is installed along the thickness direction, the structure is more compact, and the size is smaller.
In a further aspect, the battery retainer ring includes a ring body and a plurality of resilient fingers extending from the ring body, and the battery receiving recess is formed in an inner periphery of the plurality of resilient fingers.
Therefore, the battery clamping device is beneficial to clamping the battery and fixing the battery.
The further scheme is that the negative electrode brush disc is arranged in the center of the resistance plate, the resistance brush disc is arranged on the periphery of the negative electrode brush disc, and the positive electrode brush disc is arranged on the periphery of the resistance brush disc.
It is thus clear that because anodal brush dish includes a plurality of anodal brush dishes and need and the circle body contact cooperation of battery rand, consequently set up and do benefit to the cooperation in the periphery, and negative pole brush dish keeps contacting and keeps contacting with the battery and with the negative pole brush, consequently sets up and more does benefit to the contact relation that keeps between the three in positive center, guarantees circuit connection stability.
Further, the resistance brush is a pogo pin terminal.
Further, the positive brush and/or the negative brush are metal elastic arms.
Therefore, the electric brush has elastic contraction capacity or elastic deformation capacity, the contact degree of the device during rotation can be reduced, the rotation is smoother, and the damage to parts is reduced.
The second object of the present invention is to provide a mechanical red-point sighting telescope, which comprises the above-mentioned mechanical gear brightness regulating device with automatic power-off function.
Drawings
Fig. 1 is an exploded view of a mechanical shift brightness adjusting device according to an embodiment of the present invention.
Fig. 2 is a structural diagram of a resistance plate in an embodiment of the mechanical gear brightness adjusting device of the present invention.
FIG. 3 is a circuit diagram of the mechanical shift brightness adjustment device according to the embodiment of the present invention.
Detailed Description
The mechanical red point sighting telescope provided by the utility model comprises a mechanical gear brightness adjusting device with an automatic shutdown function, wherein the mechanical gear brightness adjusting device comprises a circuit board 1, a resistance board 2, a battery clamping ring 3, a gear knob 4, a timing chip 5 and a light-emitting device (not shown in the figure).
The circuit board 1 is a fixed structure, and the timing chip 5 is fixed on the upper surface side of the circuit board 1 and electrically connected with the circuit on the circuit board 1. The lower surface side of the circuit board 1 is provided with a positive brush 11, a negative brush 12 and a resistance brush 13, the positive brush 11, the negative brush 12 and the resistance brush 13 are all conductive metal terminals, the resistance brush 13 is a pogo pin terminal, the positive brush 11 and the negative brush 12 are metal elastic arms, the negative brush 12 is arranged at the center of the circuit board 1, and the positive brush 11 and the resistance brush 13 are both arranged on the periphery of the negative brush 12.
Referring to fig. 1 and 2, the resistance plate 2 includes a plate body 20, and 11 positive brush discs 21, negative brush discs 22, 11 resistance brush discs 23 and 6 resistors 24 with different resistances, which are disposed on the plate body 20, the negative brush disc 22 is a circular disc whole, the 11 resistance brush discs 23 are circumferentially disposed along the resistance plate 2, the six resistors 24 are uniformly disposed along the axial direction of the resistance plate 2, each resistor 24 is connected with one resistance brush disc 23, and two adjacent resistors 24 are separated by one resistance brush disc 23. The 11 positive brush disks 21 are arranged along the circumferential direction of the resistance plate 2. In the circumferential direction of the resistance plate 2, a first interval is provided between two adjacent positive brush discs 21, a second interval is provided between two adjacent resistance brush discs 23, and the plate body 20 includes an insulating contact portion 201 located in the first interval and the second interval.
The negative brush plate 22 is disposed at the center of the resistance plate 2, the resistance brush plate is disposed at the outer periphery of the negative brush plate 22, and the positive brush plate is disposed at the outer periphery of the resistance brush plate. The resistance plate 2 has opposite first and second surfaces on which the positive and negative brush discs 22 are exposed.
In addition, as shown in fig. 2, 11 electrical connection matching positions 208 and one disconnection matching position 209 are uniformly arranged on the resistance plate 2 along the circumferential direction thereof, one positive brush disc 21 and one resistance brush disc 23 are arranged in each electrical connection matching position 208, and the positive brush disc 21 and the resistance brush disc 23 are not arranged on the disconnection matching position 209. In addition, the outer periphery of the plate body 20 is provided with two fitting notches 25.
The battery collar 3 includes a ring body 31 and a plurality of resilient fingers 32 extending from the ring body 31, the inner periphery of the plurality of resilient fingers 32 forming a battery receiving location 30. In addition, the battery collar 3 further includes two catches 33 protruding from the ring body 31, and the protruding direction of the catches 33 is opposite to the protruding direction of the elastic claws 32.
The gear knob 4 is the outer structure of the device, and the gear knob 4 has a peripheral wall on which anti-slip ribs are provided.
Referring to fig. 1 to 3, the battery retainer 3 is fixedly connected to the resistive plate 2 along the axial direction of the resistive plate 2 by engaging the engaging notch 25 with the engaging latch 33, and the ring body 31 and the plurality of positive brush disks 21 are in contact with and electrically connected to the first surface side of the resistive plate 2. The resistance plate 2 is fixed in the gear knob 4. When the battery 9 is mounted in the battery receiving space 30, the positive terminal of the outer periphery of the battery 9 is electrically connected to the plurality of elastic claws 32, and the negative end surface of the battery 9 and the negative brush plate 22 are in contact with and electrically connected to the first surface side of the resistance plate 2. Along the axial of resistance board 2, battery rand 3, resistance board 2 and circuit board 1 set gradually, and positive pole brush 11, negative pole brush 12 and resistance brush 13 all contact with the second table side of resistance board 2.
The positive pole of battery 9, battery rand 3, one of them positive pole brush dish 21 of positive pole brush dish, anodal brush 11 and the anodal link of timing chip 5 are connected electricity in proper order, and the negative pole of battery 9, negative pole brush dish 22, negative pole brush 12 and the negative pole link of timing chip 5 are connected electricity in proper order, and the output link of timing chip 5 is with the positive pole of the LED lamp as light emitting device, and the negative pole of LED lamp is connected with a plurality of resistance 24 electricity, and resistance brush 13 is connected with one of them resistance brush dish 23 electricity.
The gear knob 4 and the circuit board 1 can rotate relatively, and gear shifting or shutdown can be realized when the gear knob 4 rotates relative to the circuit board 1. When the gear knob 4 rotates relative to the circuit board 1, the resistance brush 13 can be electrically disconnected from the current resistance brush disk 23 and electrically connected with another resistance brush disk 23, and when the gear knob 4 rotates relative to the circuit board 1 by a small angle, the positive brush 11 can move from the position of the positive brush disk 21 to the position of the insulation contact portion 201, and simultaneously the resistance brush 13 moves from the position of the resistance brush disk 23 to the position of the insulation contact portion 201.
As shown in fig. 3, R1 to R6 are 6 resistors 24 with different resistances, and the replacement of the resistor 24 connected in series with the light emitting device can be realized by the relative rotation between the shift knob 4 and the circuit board 1, so as to change the brightness of the light emitting device. In addition, because the timing chip 5 is arranged, the timing chip 5 can control the power supply to the light-emitting device, when the resistance brush 13 contacts the resistance brush disc 23, the timing chip 5 starts timing, and if the accumulated time exceeds a preset value, the current output to the output connection end is stopped, so that the light-emitting device stops working, the automatic shutdown function is realized, and the battery consumption is reduced. In addition, the timing chip 5 is powered off after the positive electrode brush 11 leaves the previous positive electrode brush disc 21 and touches the insulating contact part 201, and then the timing chip 5 is powered on and times again after being electrically connected with the other positive electrode brush disc 21.
Finally, it should be emphasized that the above-described preferred embodiments of the present invention are merely examples of implementations, rather than limitations, and that many variations and modifications of the utility model are possible to those skilled in the art, without departing from the spirit and scope of the utility model.
Claims (10)
1. A mechanical gear brightness adjusting device with an automatic shutdown function is characterized by comprising:
the device comprises a gear knob, a resistance plate, a battery collar, a circuit board, a timing chip and a light-emitting device;
the gear knob and the resistance plate are fixedly connected with the battery collar, the timing chip is electrically connected with the circuit board, and the gear knob and the circuit board can rotate relatively;
the circuit board is provided with a positive electrode electric brush, a negative electrode electric brush and a resistance electric brush;
the resistance plate is provided with a positive electrode brush disc, a negative electrode brush disc, at least two resistance brush discs and at least two resistors, the plurality of resistance brush discs are arranged along the circumferential direction of the resistance plate, each resistor is electrically connected with one resistance brush disc, and the resistance values of the plurality of resistors are different;
the battery clamping ring, the positive electrode brush disc, the positive electrode brush and the positive electrode connecting end of the timing chip are electrically connected in sequence, and the negative electrode brush disc, the negative electrode brush and the negative electrode connecting end of the timing chip are electrically connected in sequence;
the output connecting end of the timing chip, the light-emitting device and the resistance electric brush are electrically connected in sequence, and the resistance electric brush is electrically connected with one of the resistance brush discs;
when the gear knob rotates relative to the circuit board, the resistance electric brush can be disconnected from the resistance brush disk.
2. The mechanical gear brightness adjusting device with automatic shutdown function according to claim 1, characterized in that:
the positive brush discs are arranged along the circumferential direction of the resistance plate, and a first interval is reserved between every two adjacent positive brush discs;
the resistive plate includes an insulated contact located in the first space;
when the gear knob rotates relative to the circuit board, the positive electric brush can move from the position of the positive brush disc to the position of the insulating contact part.
3. The mechanical gear brightness adjusting device with automatic shutdown function according to claim 2, characterized in that:
in the circumferential direction of the resistance plate, a second interval is formed between two adjacent resistance brush discs, and the insulated contact part is also positioned in the second interval;
when the gear knob rotates relative to the circuit board, the resistance electric brush can move from the position of the resistance brush disc to the position of the insulation contact part.
4. The mechanical gear brightness adjusting device with automatic power-off function according to claim 3, characterized in that:
the resistance plate is provided with a plurality of electric connection matching positions and a disconnection matching position which are evenly distributed along the circumferential direction of the resistance plate, the positive pole brush disc and the resistance brush disc are arranged at the electric connection matching positions, and the disconnection matching position is not provided with the positive pole brush disc and the resistance brush disc.
5. The mechanical gear brightness adjusting device with auto-off function according to any one of claims 1 to 4, characterized in that:
the resistance plate is provided with a first surface side and a second surface side which are opposite, and the positive brush disc and the negative brush disc are exposed on the first surface side and the second surface side;
the center of the battery clamping ring forms a battery accommodating position;
along the axial direction of the resistance plate; the battery rand the resistance plate with the circuit board sets gradually, the battery rand is connected first table side just the battery holds the position orientation first table side, anodal brush with the negative pole brush is connected the second table side.
6. The mechanical gear brightness adjusting device with automatic shutdown function according to claim 5, characterized in that:
the battery clamping ring comprises a ring body and a plurality of elastic clamping jaws extending from the ring body, and the battery accommodating position is formed on the inner periphery of the elastic clamping jaws.
7. The mechanical step brightness adjustment device having an automatic power-off function according to any one of claims 1 to 4, characterized in that:
the negative electrode brush disc is arranged in the center of the resistance plate, the resistance brush disc is arranged on the periphery of the negative electrode brush disc, and the positive electrode brush disc is arranged on the periphery of the resistance brush disc.
8. The mechanical step brightness adjustment device having an automatic power-off function according to any one of claims 1 to 4, characterized in that:
the resistance brush is a pogo pin terminal.
9. The mechanical step brightness adjustment device having an automatic power-off function according to any one of claims 1 to 4, characterized in that:
the positive brush and/or the negative brush are metal elastic arms.
10. The utility model provides a red some gun sight of machinery shelves which characterized in that:
mechanical gear brightness adjusting device with auto-off function comprising any of the above claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122958752.7U CN216717144U (en) | 2021-11-26 | 2021-11-26 | Mechanical gear brightness adjusting device with automatic shutdown function and mechanical gear red dot sighting telescope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122958752.7U CN216717144U (en) | 2021-11-26 | 2021-11-26 | Mechanical gear brightness adjusting device with automatic shutdown function and mechanical gear red dot sighting telescope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216717144U true CN216717144U (en) | 2022-06-10 |
Family
ID=81880579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122958752.7U Expired - Fee Related CN216717144U (en) | 2021-11-26 | 2021-11-26 | Mechanical gear brightness adjusting device with automatic shutdown function and mechanical gear red dot sighting telescope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216717144U (en) |
-
2021
- 2021-11-26 CN CN202122958752.7U patent/CN216717144U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220610 |