CN216557061U - Dimmer and lighting equipment - Google Patents
Dimmer and lighting equipment Download PDFInfo
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- CN216557061U CN216557061U CN202123329598.3U CN202123329598U CN216557061U CN 216557061 U CN216557061 U CN 216557061U CN 202123329598 U CN202123329598 U CN 202123329598U CN 216557061 U CN216557061 U CN 216557061U
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- control circuit
- dimmer
- rotary encoder
- circuit board
- mos transistor
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Abstract
The utility model discloses a dimmer and lighting equipment, and relates to the technical field of lighting. The dimming device is characterized by comprising a bottom shell with a storage space, wherein a line hole is formed in the bottom shell, a dimming assembly used for adjusting the brightness of a lamp body is arranged in the storage space, a control circuit of the dimming assembly penetrates through the line hole to be connected to the lamp body, and a glue injection hole capable of injecting glue into the storage space to enable the dimming assembly to be isolated from an external space is further formed in the bottom of the bottom shell. The dustproof and waterproof capability of the light modulator is improved, and the working stability of the light modulator is improved.
Description
Technical Field
The utility model relates to the technical field of illumination, in particular to a dimmer and an illuminating device.
Background
With the rapid development of intelligent lamp products, stepless brightness adjustment of lamps is more and more favored by consumers.
Therefore, the power of the lamp body is controlled through the rotary encoder in the prior art, so that the brightness of the lamp light is adjusted, the dimmer needs to be connected with the lamp body through a line, a gap is formed at the joint of the dimmer and the line, the dimmer does not have the waterproof and dustproof capacity, and the dimmer is abnormal due to liquid or dust in the using process. How to solve the problems becomes a technical problem to be overcome in the field.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide a dimmer and lighting equipment, aiming at improving the dustproof and waterproof capability of the dimmer and improving the working stability of the dimmer.
In order to achieve the above object, the present invention provides a light modulator, which includes a bottom shell having a receiving space, wherein a line passing hole is formed in the bottom shell, a light modulating assembly for adjusting the brightness of a lamp body is disposed in the receiving space, a control circuit of the light modulating assembly passes through the line passing hole and is connected to the lamp body, and a glue injecting hole capable of injecting glue into the receiving space to isolate the light modulating assembly from an external space is further disposed at the bottom of the bottom shell.
In an embodiment of the present application, the dimming component includes:
the control circuit board is connected with the control circuit board; and
and the rotary encoder is electrically connected with the control circuit board and is used for adjusting the brightness of the lamp body.
In an embodiment of the present application, the rotary portion of the rotary encoder extends out of the housing space.
In an embodiment of the application, the rotary encoder further comprises an upper shell with a through hole, the upper shell is connected to the bottom shell and used for limiting the rotary encoder inside the accommodating space, and a rotating part of the rotary encoder extends out of the accommodating space through the through hole.
In an embodiment of the present application, the upper housing is provided with a lock nut capable of fixing the upper housing on a surface to be mounted.
In an embodiment of the application, be equipped with on the control circuit board and be used for detecting rotary encoder is just reversing and/or the main control chip who presses, and with the control circuit that main control chip's output is connected.
In an embodiment of the present application, the control circuit includes a MOS transistor Q1, a resistor R7, and a resistor R8, the gate series resistor R7 of the MOS transistor Q1 is followed and connected with the output of the main control chip, the drain electrode is connected with the LED, the source electrode is grounded, the resistor R8 is respectively connected with between the gate and the source electrode of the MOS transistor Q1.
The application also discloses a lighting device comprising the dimmer.
Adopt above-mentioned technical scheme, set up the injecting glue hole through the bottom at the drain pan, through injecting glue hole injecting glue in to accomodating the space for single component silica gel covers on the surface of adjusting luminance the subassembly, makes the subassembly of adjusting luminance and exterior space keep apart completely, improves the waterproof dustproof ability of the subassembly of adjusting luminance, has further improved the stability of the subassembly during operation of adjusting luminance.
Drawings
The utility model is described in detail below with reference to specific embodiments and the attached drawing figures, wherein:
FIG. 1 is a schematic illustration of an explosive structure according to a first embodiment of the utility model;
FIG. 2 is a schematic view of the assembled structure of FIG. 1;
FIG. 3 is a schematic structural diagram of a main control chip;
FIG. 4 is a circuit diagram of the operation of the rotary encoder;
fig. 5 is a schematic circuit diagram of the control circuit.
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 detail with reference to the accompanying drawings and examples. It should be understood that the following specific examples are only for illustrating the present invention and are not to be construed as limiting the present invention.
As shown in fig. 1 to 5, in order to achieve the above object, the present invention provides a light modulator, which includes a bottom case 20 having a receiving space, wherein the bottom case 20 is provided with a wire passing hole, a light modulating assembly for adjusting the brightness of a lamp body is disposed in the receiving space, a control circuit 10 of the light modulating assembly passes through the wire passing hole and is connected to the lamp body, and a glue injecting hole capable of injecting glue into the receiving space to isolate the light modulating assembly from an external space is further disposed at the bottom of the bottom case 20.
Specifically, a dimmer includes bottom shell 20, set up wire through hole, the subassembly of adjusting luminance and the hole of annotating glue on bottom shell 20.
The bottom case 20 is made of a metal material, such as an aluminum alloy material, an alloy steel material, and the like. The bottom case 20 made of a metal material has advantages of strong supporting capability, wear resistance, and the like. Of course, the bottom case 20 made of plastic material may also be used according to the design requirement, and has the advantages of light weight, low cost, easy manufacturing, and the like. The bottom case 20 is provided with a receiving space. The bottom of the bottom shell 20 is provided with wire passing holes, and the number of the wire passing holes is equal to the number of the control circuits 10 of the dimming assembly. The control circuit 10 of the dimming assembly is connected with other devices through a wire hole formed at the bottom of the bottom case 20.
The subassembly setting of adjusting luminance is inside accomodating the space to the realization avoids causing the harm to the subassembly of adjusting luminance to the physics protection of the subassembly of adjusting luminance, has improved the stability of the subassembly during operation of adjusting luminance. The light-dimming component can adopt a potentiometer commonly used in the prior art as a light-dimming component, and the light-dimming component adopting the potentiometer as the light-dimming component has the advantages of simple structure and convenience in implementation. Of course, the dimming component may also adopt the rotary encoder 40 as the dimming component, and the rotary encoder 40 as the dimming component has better dimming linearity and is simple to operate.
Be provided with the injecting glue hole in the bottom of drain pan 20, can pour into single component silica gel into to accomodating the space through the injecting glue hole, single component silica gel covers on the subassembly surface of adjusting luminance for adjust luminance the subassembly and keep apart completely with the exterior space, the dust or the liquid drop of having avoided the exterior space are to the interference of subassembly of adjusting luminance, have improved the stability of the subassembly during operation of adjusting luminance.
Adopt above-mentioned technical scheme, set up the injecting glue hole through the bottom at drain pan 20, through injecting glue hole injecting glue in to accomodating the space for single component silica gel covers on the surface of adjusting luminance the subassembly, makes the subassembly of adjusting luminance and exterior space keep apart completely, improves the waterproof dustproof ability of the subassembly of adjusting luminance, has further improved the stability of the subassembly during operation of adjusting luminance.
In an embodiment of the present application, the dimming component includes:
the control circuit board 30, the said control circuit 10 is connected to the said control circuit board 30; and
and a rotary encoder 40 electrically connected to the control circuit board 30 for adjusting the brightness of the lamp body.
Specifically, the dimming assembly includes a control circuit board 30 and a rotary encoder 40.
The control circuit board 30 is a printed circuit board commonly used in the prior art, and is not limited thereto. The control circuit 10 is connected to the control circuit board 30 by welding, so that the connection stability of the control circuit 10 and the control circuit board 30 is improved.
The rotary encoder 40 is electrically connected to the control circuit board 30, the rotary encoder 40 is a device for measuring the rotation speed and matching with the PWM technology to realize fast speed regulation, and the photoelectric rotary encoder 40 can convert the mechanical quantities such as angular displacement and angular velocity of the output shaft into corresponding electric pulses through photoelectric conversion and output the electric pulses as digital quantities.
By adopting the technical scheme, the rotary encoder 40 is used as a dimming component, so that the dimming linearity is good, the adjustment is convenient, and the resetting is not needed after the light source is turned off. The operation is simple and the implementation is convenient.
In an embodiment of the present application, the rotating portion 50 of the rotary encoder 40 extends out of the accommodating space.
Specifically, the rotating portion 50 of the rotary encoder 40 extends out of the receiving space, thereby facilitating the user to rotate the rotating portion 50 of the rotary encoder 40. The practicality of the dimmer is improved.
In an embodiment of the present application, the electronic device further includes an upper housing 60 having a through hole, the upper housing 60 is connected to the bottom housing 20 for limiting the rotary encoder 40 inside the receiving space, and the rotating portion 50 of the rotary encoder 40 protrudes out of the receiving space through the through hole.
Specifically, the dimmer further includes an upper housing 60, and the upper housing 60 and the bottom housing 20 are made of the same material, which has the same advantages, and are not described in detail herein.
The upper housing 60 is provided with a through hole for extending the rotating portion 50 of the rotary encoder 40, and the upper housing 60 is detachably connected to the bottom housing 20, such as by screwing, clipping, etc. The detachable connection is adopted, so that the upper shell 60 and the bottom shell 20 can be conveniently mounted and dismounted, and later maintenance is facilitated. Preferably, the bottom shell 20 is connected with the upper shell 60 through threads, so that the structure is simple and the implementation is convenient.
Adopt above-mentioned technical scheme, through last casing 60 with rotary encoder 40 restriction inside the storage space, avoid rotary encoder 40 to fall out from the storage space, improved the stability of rotary encoder 40 during operation.
In an embodiment of the present application, the upper housing 60 is provided with a locking nut 70 for fixing the upper housing 60 to a surface to be mounted.
Specifically, a lock nut 70 is sleeved on the outer surface of the upper housing 60; the outer surface of the upper case 60 is provided with external threads, and the lock nut 70 is provided with internal threads, and the external threads of the upper case 60 and the internal threads of the lock nut 70 are engaged with each other. The upper housing 60 can be fixed on the surface to be installed through the locking nut 70, and the structure is simple, so that the installation and fixation of the dimmer are convenient.
In an embodiment of the present application, the control circuit board 30 is provided with a main control chip for detecting the forward and reverse rotation and/or pressing of the rotary encoder 40, and a control circuit connected to an output end of the main control chip.
Specifically, the control circuit board 30 is provided with a main control chip, and the rotary encoder 40 can perform forward rotation, reverse rotation, and pressing operations. The main control chip is used for detecting the forward rotation, reverse rotation and pressing operation of the rotary encoder 40 so as to output corresponding signals.
The control circuit board 30 is further provided with a control circuit, and the main control chip generates a pulse width modulation signal to drive the control circuit when receiving the signals of the rotary encoder 40, the forward rotation, the reverse rotation and the pressing operation, so as to control the brightness and the on-off of the light source.
The rotary encoder 40 includes an output terminal a, an output terminal B, and an output terminal KEY. The main control chip comprises an access end A, an access end B and an access end KEY. The output end A of the rotary encoder 40 is connected to the access end A of the main control chip and used for sending a forward rotation signal; the output end B of the rotary encoder 40 is connected to the access end B of the main control chip and used for sending a reversal signal; the output end KEY of the rotary encoder 40 is connected to the input end KEY of the main control chip, and is used for sending a pressing signal.
By adopting the technical scheme, the structure is simple and the implementation is convenient.
In an embodiment of the present application, the control circuit includes a MOS transistor Q1, a resistor R7, and a resistor R8, the gate series resistor R7 of the MOS transistor Q1 is followed and connected with the output of the main control chip, the drain electrode is connected with the LED, the source electrode is grounded, the resistor R8 is respectively connected with between the gate and the source electrode of the MOS transistor Q1.
Specifically, the control circuit includes a MOS transistor Q1, a resistor R7, and a resistor R8.
The grid of the MOS tube Q1 is connected with the output end of the main control chip after being connected with the resistor R7 in series, the drain of the MOS tube Q1 is connected with the LED, the source of the MOS tube Q1 is grounded, and the resistor R8 is connected between the grid and the source of the MOS tube Q1 respectively and used for protecting the MOS tube Q1.
By adopting the technical scheme, the structure is simple, and the light source is convenient to adjust and control.
The application also discloses a lighting device comprising the dimmer.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the technical solutions of the present invention, which are made by using the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (8)
1. The dimmer is characterized by comprising a bottom shell with a storage space, wherein a line hole is formed in the bottom shell, a dimming assembly used for adjusting the brightness of a lamp body is arranged in the storage space, a control circuit of the dimming assembly penetrates through the line hole to be connected to the lamp body, and a glue injection hole capable of injecting glue into the storage space to enable the dimming assembly to be isolated from the external space is further formed in the bottom of the bottom shell.
2. The dimmer of claim 1, wherein the dimming component comprises:
the control circuit board is connected with the control circuit board; and
and the rotary encoder is electrically connected with the control circuit board and is used for adjusting the brightness of the lamp body.
3. The dimmer according to claim 2, wherein the rotary encoder has a rotary portion protruding from the receiving space.
4. The dimmer according to claim 3, further comprising an upper housing having a through hole, the upper housing being connected to the bottom case for confining the rotary encoder inside the receiving space, the rotating portion of the rotary encoder protruding out of the receiving space through the through hole.
5. A dimmer according to claim 4, wherein said upper housing is provided with a locking nut for securing said upper housing to the surface to be mounted.
6. The dimmer according to claim 2, wherein the control circuit board is provided with a main control chip for detecting the positive and negative rotation and/or pressing of the rotary encoder, and a control circuit connected to an output terminal of the main control chip.
7. The dimmer according to claim 6, wherein the control circuit comprises a MOS transistor Q1, a resistor R7, and a resistor R8, the gate of the MOS transistor Q1 is connected in series with the resistor R7 and then connected to the output terminal of the main control chip, the drain of the MOS transistor Q1 is connected to the LED, and the source of the MOS transistor Q1 is connected to ground, and the resistor R8 is connected between the gate and the source of the MOS transistor Q1.
8. An illumination device characterized by comprising a dimmer as claimed in any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123329598.3U CN216557061U (en) | 2021-12-28 | 2021-12-28 | Dimmer and lighting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123329598.3U CN216557061U (en) | 2021-12-28 | 2021-12-28 | Dimmer and lighting equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216557061U true CN216557061U (en) | 2022-05-17 |
Family
ID=81558024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123329598.3U Active CN216557061U (en) | 2021-12-28 | 2021-12-28 | Dimmer and lighting equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216557061U (en) |
-
2021
- 2021-12-28 CN CN202123329598.3U patent/CN216557061U/en active Active
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