CN218333802U

CN218333802U - Electrode connecting structure for ultraviolet lamp and ultraviolet lamp

Info

Publication number: CN218333802U
Application number: CN202222237352.1U
Authority: CN
Inventors: 林创业; 刘华; 朱威
Original assignee: Guangzhou Supu Software Technology Co ltd
Current assignee: Guangzhou Supu Software Technology Co ltd
Priority date: 2022-08-24
Filing date: 2022-08-24
Publication date: 2023-01-17
Anticipated expiration: 2032-08-24

Abstract

The utility model provides an electrode connection structure and ultraviolet lamp for ultraviolet lamp relates to LED lamp technical field to solve among the prior art and receive the ageing problem of ultraviolet irradiation easily with the components and parts that LED-COB module is connected, this electrode connection structure for ultraviolet lamp includes LED-COB module and contact assembly, be provided with a plurality of LED illuminant on the face of going up of LED-COB module, the positive electrode and the negative electrode of LED-COB module all set up on its downside, contact assembly set up in the below of LED-COB module, contact assembly includes two terminal needles, two the terminal needle respectively with positive electrode and negative electrode on the LED-COB module are connected. The utility model discloses an electrode connection structure for ultraviolet lamp can avoid the ultraviolet ray to shine the components and parts of being connected with LED-COB module, slows down components and parts ageing, prolongs the life of this ultraviolet lamp, saves use cost.

Description

Electrode connecting structure for ultraviolet lamp and ultraviolet lamp

Technical Field

The utility model belongs to the technical field of the LED lamp technique and specifically relates to an electrode connection structure and ultraviolet lamp for ultraviolet lamp is related to.

Background

Ultraviolet lamps are a type of light source that can produce ultraviolet light in a wide effective range and are used for ultraviolet sterilization, fluorescence excitation (fluorescence microscopy, currency detection), pest trapping, blueprinting and the like.

In the field of ultraviolet curing, the light emitting areas of the positive and negative electrodes and the chip of the existing LED-COB module are generally arranged on the same surface of the substrate, and because ultraviolet rays have strong aging effect on organic materials, ultraviolet-resistant materials are generally added between the lens and the electrode to block strong ultraviolet rays from irradiating on the electrode joint, however, even if the blocking materials are added, part of the ultraviolet rays still irradiate on the organic materials such as the electrode plug and the like to cause aging damage, and the service life of the ultraviolet lamp is shortened.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electrode connection structure and ultraviolet lamp for ultraviolet lamp to solve among the prior art and receive the problem that ultraviolet irradiation and ageing easily with the components and parts that LED-COB module is connected, the utility model discloses an electrode connection structure for ultraviolet lamp can avoid the ultraviolet ray to shine the components and parts of being connected with LED-COB module, slows down ageing of components and parts, prolongs the life of this ultraviolet lamp, saves use cost.

The utility model provides a pair of an electrode connection structure for ultraviolet lamp, including LED-COB module and contact assembly, be provided with a plurality of LED light emitting source on the last side of LED-COB module, the positive electrode and the negative electrode of LED-COB module all set up on its downside, contact assembly set up in the below of LED-COB module, contact assembly includes two terminal needles, two the terminal needle respectively with positive electrode and negative electrode on the LED-COB module are connected.

As a preferred scheme of the utility model, two the terminal needle is the pogo pin, two the flexible end of pogo pin respectively with positive electrode and negative electrode butt on the LED-COB module, contact assembly still includes circuit connection board, two the stiff end of pogo pin connect in on the circuit connection board.

The utility model also provides an ultraviolet lamp, include an electrode connection structure for ultraviolet lamp, still include the water-cooling board, the upside of water-cooling board is provided with the mounting groove, and is a plurality of the LED-COB module set up side by side in the mounting groove the downside of mounting groove still is provided with the storage tank rather than the intercommunication, the width of mounting groove is greater than the width of storage tank, it is a plurality of contact assembly set up side by side in the storage tank.

As a preferred scheme of the utility model, the both sides of storage tank all are provided with a supporting bench, prop up the supporting bench upside the width of storage tank is greater than prop up the supporting bench downside the width of storage tank, contact module's circuit connection board butt in prop up the supporting bench.

As a preferred scheme of the utility model, still be provided with vertical intercommunicating pore on the water-cooling board, the intercommunicating pore by the bottom of storage tank extends to the bottom surface of water-cooling board, the wire is followed penetrate in the intercommunicating pore come in the storage tank with the terminal pin is connected.

As an optimal scheme of the utility model be provided with inhalant canal and exhalant canal along its length direction setting in the water-cooling board, inhalant canal and exhalant canal are in the inlet tube and the outlet pipe are connected respectively to the one end of water-cooling board the other end of water-cooling board is connected with the return water piece, be provided with the return water passageway that supplies rivers to turn to in the return water piece, return water passageway's both ends respectively with inhalant canal and exhalant canal intercommunication inhalant canal with all be provided with a plurality of spoilers in the exhalant canal, the spoiler by inhalant canal or the inner wall of exhalant canal extends the setting to its central axis.

As a preferred scheme of the utility model, still include the circuit board, the circuit board set up in the downside of water-cooling board, two the terminal needle passes through the wire the intercommunicating pore with the circuit board is connected.

As a preferred scheme of the utility model, still include the shell body, the shell body includes casing and lower casing, the water-cooling board with the circuit board all set up in the casing down the upside of water-cooling board corresponds a plurality ofly the top of LED-COB module is provided with lens, go up the casing set up in on the lens and corresponding lens department is provided with the window, go up the casing with the casing is in down the connection around the water-cooling board.

Compared with the prior art, the utility model discloses there is following positive effect:

1. the utility model provides an electrode connection structure for ultraviolet lamp of LED COB module, including LED-COB module and contact assembly, be provided with a plurality of LED light emitting source on the last side of LED-COB module, the positive electrode and the negative electrode of LED-COB module all set up on its downside, and contact assembly sets up in the below of LED-COB module, and contact assembly includes two terminal needles, and two terminal needles are connected with positive electrode and negative electrode on the LED-COB module respectively. The utility model discloses an electrode connection structure for ultraviolet lamp all sets up on its downside through the positive electrode and the negative electrode with LED-COB module to be connected contact element in the below of LED-COB module rather than positive electrode and negative electrode, LED luminescent light source on the side upwards sends ultraviolet light on the LED-COB module, avoid ultraviolet irradiation to lead to on components and parts such as contact element be connected with positive electrode and negative electrode, slow down ageing, thereby prolong this electrode connection structure's for ultraviolet lamp life, use cost is saved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic view of an external structure of an ultraviolet lamp according to the present invention;

fig. 2 is a top view of the ultraviolet lamp of the present invention;

FIG. 3 isbase:Sub>A cross-sectional view A-A of FIG. 2;

FIG. 4 is an exploded view of the upper viewing angle of the UV lamp of the present invention;

fig. 5 is an exploded view of the lower viewing angle of the uv lamp of the present invention.

In the figure: 1. an LED-COB module; 2. a contact assembly; 21. a terminal pin; 22. a circuit connection board; 3. a water-cooling plate; 31. mounting grooves; 32. a containing groove; 321. a support table; 33. a water inlet channel; 34. a water outlet channel; 341. a spoiler; 35. a communicating hole; 4. a backwater block; 41. a water return channel; 5. a circuit board; 61. an upper housing; 611. a window; 62. a lower housing; 7. a lens; 81. a water inlet pipe; 82. and (4) a water outlet pipe.

Detailed Description

In the description of the present invention, it is to be noted that, unless otherwise specified, "a plurality" means two or more; the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience in describing the present invention and simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood as the case may be, by those of ordinary skill in the art.

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

Example 1:

the electrode connection structure for uv lamps according to this embodiment, as shown in fig. 1-5, includes an LED-COB module 1 and a contact assembly 2, wherein a plurality of LED light sources are disposed on an upper side of the LED-COB module 1. The positive electrode and the negative electrode of the LED-COB module 1 are both arranged on the lower side surface thereof. The contact assembly 2 is arranged below the LED-COB module 1, the contact assembly 2 comprises two terminal pins 21, and the two terminal pins 21 are respectively connected with a positive electrode and a negative electrode on the LED-COB module 1. The LED-COB module 1 is formed by welding an LED chip on an aluminum nitride ceramic substrate, and the aluminum nitride ceramic substrate has good insulating property and heat conducting property, so that the service life of the LED chip is prolonged. The positive electrode and the negative electrode of the LED-COB module 1 are threaded to the lower side surface of the aluminum nitride ceramic substrate through an aluminum nitride ceramic via hole technology.

The electrode connection structure for the ultraviolet lamp of this embodiment is through all setting up LED-COB module 1's positive electrode and negative electrode on its downside to be connected contact assembly 2 in LED-COB module 1's below rather than positive electrode and negative electrode, LED-COB module 1 goes up the LED luminescent light source on the side and upwards sends ultraviolet light, avoid the ultraviolet light to shine on components and parts such as contact assembly 2 with positive electrode and negative electrode are connected, delay the ageing of components and parts, thereby prolong the life of this ultraviolet lamp, save use cost.

Preferably, the two terminal pins 21 are spring pins, and the telescopic ends of the two spring pins are respectively abutted with the positive electrode and the negative electrode on the LED-COB module 1. The contact assembly 2 further comprises a circuit connection plate 22, and the fixed ends of the two pogo pins are connected to the circuit connection plate 22. The lead is connected with the fixed ends of the two spring pins on the circuit connection board 22, and then connected with the positive electrode and the negative electrode of the LED-COB module 1.

Two terminal needles 21 in this embodiment set up to the spring needle, have better antioxidant property on the one hand, and on the other hand makes the dismouting of being convenient for between contact assembly 2 and the LED-COB module 1, is convenient for install, maintain and disassemble work to the LED-COB module, improves the work efficiency of maintenance process.

Example 2

The present embodiment provides an ultraviolet lamp, including the electrode connection structure for an ultraviolet lamp in embodiment 1, as shown in fig. 3, further including a water-cooling plate 3, an upper side of the water-cooling plate 3 is provided with a mounting groove 31, a plurality of LED-COB modules 1 are arranged in the mounting groove 31 side by side, a receiving groove 32 communicated with the mounting groove 31 is further arranged at a lower side of the mounting groove 31, a width of the mounting groove 31 is greater than a width of the receiving groove 32, and a plurality of contact assemblies 2 are arranged in the receiving groove 32 side by side.

The ultraviolet lamp of this embodiment makes water-cooling plate 3 carry out cooling to LED-COB module 1 and contact module 2 through setting up LED-COB module 1 and contact module 2 respectively in the mounting groove 31 and the storage tank 32 of water-cooling plate 3, slows down ageing speed, increase of service life.

Preferably, support bases 321 are disposed on both sides of the receiving slot 32, the width of the receiving slot 32 on the upper side of the support bases 321 is greater than the width of the receiving slot 32 on the lower side of the support bases 321, and the circuit connection board 22 of the contact assembly 2 abuts against the support bases 321. The top end butt of pogo pin makes circuit connection board 22 compress tightly downwards under the elastic action on the positive electrode or the negative electrode of LED-COB module 1 to the butt makes contact module 2 effectively spacing in storage tank 32 on propping up supporting bench 321.

Preferably, the water-cooling plate 3 is further provided with a vertical communication hole 35, the communication hole 35 extends from the bottom end of the accommodating groove 32 to the bottom surface of the water-cooling plate 3, and a lead wire penetrates into the accommodating groove 32 from the communication hole 35 to be connected with the terminal pin 21. The water cooling plate 3 has the effects of cooling and reducing the temperature of the connected wires and delaying aging.

Preferably, a water inlet channel 33 and a water outlet channel 34 are arranged in the water-cooling plate 3 along the length direction of the water-cooling plate, one end of the water inlet channel 33 and one end of the water outlet channel 34 of the water-cooling plate 3 are respectively connected with a water inlet pipe 81 and a water outlet pipe 82, the other end of the water-cooling plate 3 is connected with a water return block 4, a water return channel 41 for water flow steering is arranged in the water return block 4, and two ends of the water return channel 41 are respectively communicated with the water inlet channel 33 and the water outlet channel 34.

In the embodiment, cold water flows from the water inlet pipe 81 to the water inlet channel 33 of the water cooling plate 3, then turns to flow to the water outlet channel 34 through the water return channel 41 of the water return block 4, and finally flows out through the water outlet pipe 82. The flowing water cools the water-cooling plate when passing through the inside of the water-cooling plate 3, so that heat on the LED-COB module 1 is conducted out, and overheating and aging of the LED-COB module are avoided. In addition, the water flow forms a closed flow path in the water cooling plate, so that the water flow is prevented from leaking, and the safety is better.

As shown in fig. 3, a plurality of spoilers are provided in each of the water inlet channel 33 and the water outlet channel 34, and the spoilers extend from the inner wall of the water inlet channel 33 or the water outlet channel 34 toward the central axis thereof. Four spoilers 341 are respectively arranged in the water inlet channel 33 and the water outlet channel 34, and the four spoilers 341 are uniformly distributed along the circumferential direction of the water inlet channel 33 or the water outlet channel 34. The spoiler 341 disturbs the water flow in the water inlet channel 33 and the water outlet channel 34, so that the heat on the water-cooled plate can be fully absorbed and taken away when the water flow passes through the water inlet channel 33 and the water outlet channel 34, and the water flow can fully cool the water-cooled plate.

Preferably, the ultraviolet lamp of the present embodiment further includes a circuit board 5, the circuit board 5 is disposed at the lower side of the water cooling plate 3, and the two terminal pins 21 are connected to the circuit board 5 through a lead passing through the communication hole 35. The circuit board 5 is arranged below the water cooling plate, is not influenced by water flow and has high safety.

Preferably, the ultraviolet lamp of the embodiment further includes an outer casing, the outer casing includes an upper casing 61 and a lower casing 62, the water-cooling plate 3 and the circuit board 5 are both disposed in the lower casing 62, a lens 7 is disposed above the upper side of the water-cooling plate 3 corresponding to the plurality of LED-COB modules 1, the upper casing 61 is disposed on the lens 7 and is provided with a window 611 corresponding to the lens 7, and the upper casing 61 and the lower casing 62 are connected around the water-cooling plate 3.

Lens 7 covers whole row of LED-COB module in this embodiment, and does not have the obstacle between LED-COB module and lens, and the ultraviolet ray that LED-COB module sent sees through lens 7 and upwards distributes from window 611, and the ultraviolet ray can't shine to other components and parts on, avoids ageing, prolongs the life of this ultraviolet lamp.

The above description is only for the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can make several variations and improvements without departing from the inventive concept, and all shall be covered by the protection scope of the present invention.

Claims

1. The utility model provides an electrode connection structure for ultraviolet lamp, its characterized in that, includes LED-COB module (1) and contact module (2), be provided with a plurality of LED light emitting source on the last side of LED-COB module (1), the positive electrode and the negative electrode of LED-COB module (1) all set up on its downside, contact module (2) set up in the below of LED-COB module (1), contact module (2) include two terminal needles (21), two terminal needle (21) respectively with positive electrode and negative electrode on LED-COB module (1) are connected.

2. The electrode connection structure for ultraviolet lamps according to claim 1, characterized in that both of said terminal pins (21) are pogo pins, the telescopic ends of both of said pogo pins are respectively abutted with the positive and negative electrodes on said LED-COB module (1), said contact assembly (2) further comprises a circuit connection plate (22), and the fixed ends of both of said pogo pins are connected to said circuit connection plate (22).

3. An ultraviolet lamp, comprising the electrode connection structure for an ultraviolet lamp according to any one of claims 1 to 2, and further comprising a water-cooling plate (3), wherein an installation groove (31) is provided on an upper side of the water-cooling plate (3), and a plurality of the LED-COB modules (1) are arranged side by side in the installation groove (31), and an accommodation groove (32) communicated with the installation groove (31) is further provided on a lower side of the installation groove (31), wherein a width of the installation groove (31) is greater than a width of the accommodation groove (32), and a plurality of the contact members (2) are arranged side by side in the accommodation groove (32).

4. A uv lamp according to claim 3, wherein the receiving groove (32) is provided with a support (321) on both sides, the receiving groove (32) on the upper side of the support (321) has a width greater than the receiving groove (32) on the lower side of the support (321), and the circuit connection plate (22) of the contact assembly (2) abuts against the support (321).

5. An ultraviolet lamp according to claim 4, characterized in that the water-cooling plate (3) is further provided with a vertical communication hole (35), the communication hole (35) extends from the bottom end of the accommodating groove (32) to the bottom surface of the water-cooling plate (3), and a lead wire penetrates into the accommodating groove (32) from the communication hole (35) to be connected with the terminal pin (21).

6. An ultraviolet lamp according to claim 3, characterized in that a water inlet channel (33) and a water outlet channel (34) are arranged in the water cooling plate (3) along the length direction thereof, the water inlet channel (33) and the water outlet channel (34) are respectively connected with a water inlet pipe (81) and a water outlet pipe (82) at one end of the water cooling plate (3), a water return block (4) is connected at the other end of the water cooling plate (3), a water return channel (41) for turning the water flow is arranged in the water return block (4), two ends of the water return channel (41) are respectively communicated with the water inlet channel (33) and the water outlet channel (34), a plurality of spoilers are respectively arranged in the water inlet channel (33) and the water outlet channel (34), and the spoilers extend from the inner wall of the water inlet channel (33) or the water outlet channel (34) to the central axis thereof.

7. An ultraviolet lamp according to claim 5, further comprising a circuit board (5), said circuit board (5) being disposed on the lower side of said water-cooling plate (3), and two of said terminal pins (21) being connected to said circuit board (5) through said communication holes (35) by means of wires.

8. An ultraviolet lamp according to claim 7, characterized by further comprising an outer casing, the outer casing comprises an upper casing (61) and a lower casing (62), the water-cooling plate (3) and the circuit board (5) are both arranged in the lower casing (62), a lens (7) is arranged above the upper side of the water-cooling plate (3) corresponding to a plurality of the LED-COB modules (1), the upper casing (61) is arranged on the lens (7) and is provided with a window (611) corresponding to the lens (7), and the upper casing (61) and the lower casing (62) are connected around the water-cooling plate (3).