Driving-free fish tank lamp
The aquarium light design, which uses epoxy resin encapsulation and chip driving, solves the problems of complex structure and poor waterproof performance of aquarium lights, achieving miniaturization and extended service life, and improving the circuit's moisture resistance, corrosion resistance and lighting effect.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-04-29
- Publication Date
- 2026-03-24
AI Technical Summary
Existing aquarium lights have complex structures, large sizes, poor waterproof performance, are prone to water ingress leading to short circuits, have short lifespans, and lack effective encapsulation, resulting in circuit board corrosion and component detachment.
The circuit board is encapsulated with epoxy resin and combined with chip drivers. The integrated injection-molded mounting shell design ensures moisture resistance, water resistance, and corrosion resistance, simplifies the structure, and extends the service life.
It achieves miniaturization, better waterproofing, extended service life, and improved circuit stability and lighting effect.
Smart Images
Figure CN224033759U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to fish tank lamp technical field, concretely relates to a fish tank lamp of exempt from drive. BACKGROUND
[0002] With the improvement of people's living standards, ornamental fish tank is increasingly popular in the family and commercial environment, as one of the fish tank supporting equipment fish tank lamp is also widely used in aquarium landscape lighting. The existing fish tank lamp adopts the separated type capacitor drive LED lamp, the structure of this kind of lamp is complex, the volume is big, the waterproof performance is poor, the circuit is short-circuited easily due to water inlet and the service life is short etc. In addition, part of product is not effectively encapsulated to lamp pearl and circuit board in the structure design, is in high humidity environment for a long time and can cause circuit board corrosion, device drop, influence overall lighting effect and product stability.
[0003] In view of this, overcome the defects of the prior art is the urgent problem of the technical field. CONTENT OF THE UTILITY MODEL
[0004] In view of the technical problems in the background art, the utility model aims at providing a fish tank lamp which is encapsulated by epoxy resin, ensures the moisture-proof, waterproof and corrosion-proof performance of the circuit board, prolongs the service life through chip driving, has small volume and better waterproof effect, so as to solve the technical problems in the background art.
[0005] To achieve the above object, the utility model provides a technical scheme of a fish tank lamp of exempt from drive, which comprises a mounting shell, a mounting recess is concavely arranged in the mounting shell, a circuit board is mounted in the mounting recess, and the mounting recess is filled with epoxy resin, so that the circuit board is sealingly mounted in the mounting recess, the surface of the circuit board is provided with a plurality of light-emitting lamp beads, a chip is mounted on the surface of the circuit board, and the chip is electrically connected with the circuit board.
[0006] Further, the mounting shell is integrally injection molded.
[0007] Further, the plurality of light-emitting lamp beads are uniformly distributed on the surface of the circuit board.
[0008] Further, the front end of the mounting shell is provided with a light-transmitting shell surface, the inner surface of the light-transmitting shell surface is uniformly concavely provided with a plurality of light-collecting positions, the size of the light-collecting position is greater than the size of the light-emitting lamp bead, and the plurality of light-emitting lamp beads are one-to-one correspondingly arranged in the plurality of light-collecting positions.
[0009] Further, the middle part of the installation groove is provided with a cylindrical positioning penetrating column, the middle part of the circuit board is provided with a positioning penetrating hole, the outer side of the positioning penetrating column is uniformly provided with a plurality of arc-shaped limiting protrusions, the inner side of the positioning penetrating hole is uniformly concave with a plurality of arc-shaped limiting recesses, the plurality of limiting protrusions and the plurality of limiting recesses one-to-one correspond, the positioning penetrating column penetrates the positioning penetrating hole, and meanwhile, the plurality of limiting protrusions and the plurality of limiting recesses one-to-one correspondingly limit and connect.
[0010] Further, the front surface of the circuit board is provided with a resistance component, and the resistance component is electrically connected with the chip and the light-emitting lamp bead.
[0011] The utility model mainly has the following beneficial effects: the inside of the installation shell is concave with a circular annular installation groove, the inside of the installation groove is provided with a circuit board, and is filled in the installation groove through epoxy resin, the front surface of the circuit board is provided with a plurality of light-emitting lamp beads, the front surface of the circuit board is provided with a chip, and the chip is electrically connected with the circuit board, the drive-free fish tank lamp of the utility model is packaged through epoxy resin, ensures the moisture-proof, waterproof and corrosion-resistant performance of the circuit board, can prolong the service life through chip driving, is small in size, and has better waterproof effect. BRIEF DESCRIPTION OF DRAWINGS
[0012] Fig. 1 It is the whole three-dimensional structure schematic diagram of the utility model.
[0013] Fig. 2 It is the whole exploded view schematic diagram of the utility model.
[0014] Fig. 3 It is the circuit board front surface structure schematic diagram of the utility model.
[0015] The drawing sign: installation shell 10;Installation groove 11;Circuit board 20;Epoxy resin 30;Light-transmitting shell surface 12;Light-emitting lamp bead 21;Chip 22;Condensing position 121;Positioning penetrating column 111;Positioning penetrating hole 23;Limiting protrusion 112;Limiting recess 231;Resistance component 24. DETAILED DESCRIPTION
[0016] As Figs. 1 to 3As shown, a drive-free fish tank lamp comprises a mounting shell 10, the inside of which is recessed with a circular mounting groove 11, the inside of which is mounted with a circuit board 20, and filled with epoxy resin 30 in the mounting groove 11, so that the circuit board 20 is sealed and mounted in the inside of the mounting groove 11. In use, in order to ensure the moisture-proof, waterproof and corrosion-resistant performance of the circuit board 20, the epoxy resin 30 is filled in the mounting groove 11 for packaging. The epoxy resin 30 has good fluidity and stable structure after curing, completely wrapping the circuit board 20, making it firmly embedded in the mounting groove 11 and forming a waterproof seal. The epoxy resin 30 has high transparency after curing, without affecting light output.
[0017] In specific implementation, the mounting shell 10 is integrally injection molded, the front end of the mounting shell 10 is provided with a light-transmitting shell surface 12, the front surface of the circuit board 20 is provided with a plurality of light-emitting lamp beads 21, the plurality of light-emitting lamp beads 21 are evenly distributed on the front surface of the circuit board 20, and a chip 22 is mounted on the front surface of the circuit board 20. The chip 22 is electrically connected with the circuit board 20, and is used to control the on-off state and working mode of the light-emitting lamp beads 21. In use, the chip 22 drives the circuit board 20 to control the light-emitting lamp beads 21 to be electrified and emit light, and the light emitted by the light-emitting lamp beads 21 is transmitted through the light-transmitting shell surface 12 to irradiate out, thereby realizing the lighting effect in the fish tank. Moreover, the chip 22 is a high-integration LED constant-current chip, which solves the problems of traditional fish tank lamps adopting a separate capacitor driving scheme, such as heavy structure, easy water ingress and low reliability.
[0018] In specific implementation, the inner surface of the light-transmitting shell surface 12 is uniformly recessed with a plurality of light-collecting positions 121, the size of the light-collecting position 121 is greater than that of the light-emitting lamp bead 21, and the plurality of light-emitting lamp beads 21 are one-to-one correspondingly arranged in the plurality of light-collecting positions 121. In use, the circuit board 20 is controlled by the chip 22 to electrify and emit light of the plurality of light-emitting lamp beads 21, and the light first enters the inner wall of the corresponding light-collecting position 121, and after reflection and refraction of the light-collecting position 121, the light beam directionality is stronger, thereby improving the irradiation concentration and penetration, and reducing the divergence loss of light.
[0019] In the specific implementation, the middle part of the installation groove 11 is provided with a cylindrical positioning through column 111, the middle part of the circuit board 20 is provided with a positioning through hole 23, the outer side of the positioning through column 111 is uniformly provided with a plurality of arc-shaped limiting protrusions 112, the inner side of the positioning through hole 23 is uniformly concave with a plurality of arc-shaped limiting recesses 231, a plurality of the limiting protrusions 112 and a plurality of the limiting recesses 231 correspond to each other one by one, the positioning through column 111 passes through the positioning through hole 23, and meanwhile, a plurality of the limiting protrusions 112 and a plurality of the limiting recesses 231 are connected in a one-to-one corresponding limiting manner, so that the circuit board 20 is stably installed in the installation groove 11, and in use, the structural design not only improves the stability and positioning precision of the installation of the circuit board 20, but also simplifies the assembly process and avoids the problem of deviation caused by vibration or epoxy resin injection process.
[0020] In the specific implementation, the front surface of the circuit board 20 is provided with a resistor component 24, the resistor component 24 is electrically connected with the chip 22 and the light-emitting lamp bead 21, serves as a current-limiting element or a voltage-dividing control element in a circuit, and in use, the resistor component 24 can adjust the current flowing through the light-emitting lamp bead 21 according to the working voltage and current parameters set by the circuit, so as to avoid damage to the lamp bead caused by overcurrent, thereby improving the stability and safety of the circuit.
[0021] In summary, the inside of the installation shell 10 is concave with a circular annular installation groove 11, the installation groove 11 is internally provided with a circuit board 20, and is filled in the installation groove 11 through epoxy resin 30, the front surface of the circuit board 20 is provided with a plurality of light-emitting lamp beads 21, the front surface of the circuit board 20 is provided with a chip 22, and the chip 22 is electrically connected with the circuit board 20. The drive-free fish tank lamp of the utility model is packaged by epoxy resin, ensures the moisture-proof, waterproof and corrosion-resistant performance of the circuit board, prolongs the service life through chip driving, has small volume, and has better waterproof effect.
Claims
1. A driverless aquarium light, characterized in that, It includes a mounting housing (10), the interior of which is recessed with a mounting groove (11), a circuit board (20) is mounted inside the mounting groove (11), and the mounting groove (11) is filled with epoxy resin (30), thereby sealing the circuit board (20) inside the mounting groove (11). The surface of the circuit board (20) is provided with a plurality of light-emitting beads (21), and a chip (22) is mounted on the surface of the circuit board (20), and the chip (22) is electrically connected to the circuit board (20).
2. The driverless aquarium light according to claim 1, characterized in that, The mounting housing (10) is an integral injection molded structure.
3. The driverless aquarium light according to claim 1, characterized in that, Several of the light-emitting LED beads (21) are evenly distributed on the surface of the circuit board (20).
4. The driverless aquarium light according to claim 1, characterized in that, The front end of the mounting housing (10) is provided with a light-transmitting housing surface (12). The inner surface of the light-transmitting housing surface (12) is uniformly recessed with a number of light-concentrating positions (121). The size of the light-concentrating position (121) is larger than the size of the light-emitting lamp bead (21). The number of light-emitting lamp beads (21) are arranged one-to-one in the number of light-concentrating positions (121).
5. The driverless aquarium light according to claim 1, characterized in that, The mounting groove (11) has a cylindrical positioning post (111) in the middle, and the circuit board (20) has a positioning hole (23) in the middle. The outer side of the positioning post (111) is uniformly provided with a number of arc-shaped limiting protrusions (112), and the inner side of the positioning hole (23) is uniformly provided with a number of arc-shaped limiting recesses (231). The number of limiting protrusions (112) and the number of limiting recesses (231) correspond one-to-one. The positioning post (111) passes through the positioning hole (23), and at the same time, the number of limiting protrusions (112) and the number of limiting recesses (231) are correspondingly limited and connected.
6. The driverless aquarium light according to claim 1, characterized in that, A resistor (24) is mounted on the front surface of the circuit board (20), and the resistor (24) is electrically connected to the chip (22) and the light-emitting lamp bead (21).