CN210662685U

CN210662685U - Xenon lamp convenient to dismantle

Info

Publication number: CN210662685U
Application number: CN201921753586.3U
Authority: CN
Inventors: 谢建军; 童诚; 周获; 高磊
Original assignee: NINGBO YINZHOU MASAHIRO ELECTRON & ARTS Inc
Current assignee: NINGBO YINZHOU MASAHIRO ELECTRON & ARTS Inc
Priority date: 2019-10-18
Filing date: 2019-10-18
Publication date: 2020-06-02
Anticipated expiration: 2029-10-18

Abstract

The utility model discloses a xenon lamp convenient to dismantle, fixing base and hou gai including mutual lock, be equipped with ignition trigger circuit in fixing base and hou gai complex cavity, be equipped with the fluorescent tube on the fixing base, be equipped with the first baffle that the interval set up in the fixing base, second baffle and third baffle, the both ends of fluorescent tube all are equipped with and are connected with a electrically conductive post, and two electrically conductive posts are respectively by first baffle, the region that second baffle and third baffle constitute is kept apart, threaded connection has the public terminal of electrode on each electrically conductive post, the output at ignition trigger circuit is connected with two and realizes the female terminal of electricity after corresponding the public terminal of electrode pegs graft, each female terminal of electrode includes the female electrode socket of bowl form, the interval is equipped with a plurality ofly and along the regulation breach that bowl wall direction extends on the bowl wall of female electrode socket. The whole structure and the assembly process of the structure are simpler, the production is more convenient, and the efficiency is higher.

Description

Xenon lamp convenient to dismantle

Technical Field

The utility model relates to a field of lamp, especially a xenon lamp convenient to dismantle.

Background

A xenon lamp belongs to one of gas discharge lamps and has wide application field. The invention mainly relates to a structure and an assembly mode of D1 and D3 gas discharge lamps for vehicles, which are applied to automobile headlamps. There are many kinds of xenon lamp products for vehicles in D1 and D3 at present, but the xenon lamp products have the following disadvantages:

1. the production and assembly are very complicated, the production efficiency is low, and the problem of abnormal lighting of high-voltage series fire is easy to occur. The current production process is to extend the molybdenum wires of the electrodes at the two ends of the lamp tube to the inner cavity of the fixed seat by spot welding with nickel wires, and the lamp tube is fixed and then extends to the inner cavity of the fixed seat. Wherein the positive electrode is wound and connected with the high-voltage electrode of the high-voltage pack at the bottom of the non-opening surface and is soldered; the negative electrode is welded on the ignition trigger main board fixed on the opening surface. Because the positive electrode of the lamp tube and the high-voltage electrode of the high-voltage pack are wound and soldered at the bottom of the non-opening surface of the inner cavity of the fixed seat, the operation is very difficult due to small space, the efficiency is very low, and the situations of insufficient soldering and mistaken melting of internal plastics are easily caused in the soldering process. In addition, the high-voltage electrode winding wire is easy to generate high-voltage spark if the path is improperly fixed, and the lighting is abnormal.

2. And the soldering tin needs to be removed firstly at the later stage, so that the later-stage repair is difficult due to the disassembly.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the above-mentioned prior art not enough and provide one kind can solve the equipment complicacy, the maintenance dismantlement inconvenient xenon lamp convenient to dismantle.

In order to achieve the above object, the present invention provides a xenon lamp convenient to disassemble, which comprises a fixing base and a rear cover, wherein the fixing base and the rear cover are fastened to each other, an ignition trigger circuit is arranged in a cavity where the fixing base and the rear cover are fitted, a lamp tube is arranged on the fixing base, a first partition plate, a second partition plate and a third partition plate are arranged in the fixing base at intervals, two ends of the lamp tube are respectively provided with a conductive post, the two conductive posts are respectively isolated by an area formed by the first partition plate, the second partition plate and the third partition plate, each conductive post is in threaded connection with an electrode male terminal, the output end of the ignition trigger circuit is connected with two electrode female terminals which are electrically connected with the corresponding electrode male terminals after being plugged, each electrode female terminal comprises a bowl-shaped female electrode socket, more than one adjusting notch is arranged on the bowl wall of the female electrode socket at intervals and extends along the bowl wall, the diameter of the bowl mouth of the female electrode socket is smaller than that of the male terminal of the electrode.

Further in order to conveniently dismantle and install, the end part of the conductive column is provided with an external thread part, the electrode male terminal comprises a connecting part with an internal thread and a conductive end head conductively connected with the female electrode socket, and an elastic adjusting part is arranged between the conductive end head and the connecting part.

In order to make the circuit simpler, the ignition trigger circuit comprises a circuit board and the following devices arranged on the circuit board: an ignition trigger plug which can be connected with the outside, a high-voltage bag T3, a discharge tube UK, a TVS tube TVS, a first resistor R1 and a second capacitor C2, the 1 pin of the ignition triggering plug is respectively connected with one end of a second capacitor C2, a first resistor R1 and a discharge tube UK, the other end of the second capacitor C2 is connected with the other end of a first resistor R1 and then is connected with one end of the primary side of a high-voltage package T3, the other end of the primary side of the high-voltage package T3 is connected with the other end of the discharge tube UK, the positive electrode of the lamp tube is connected with the high-voltage electrode of the secondary side of the high-voltage package T3, the negative electrode of the lamp tube is connected with the 3 pins of an ignition triggering plug 3-2, the low-voltage electrode of the secondary side of the high-voltage package T3 is connected with the 2 pins of the ignition triggering plug 3-2, the two ends of a TVS tube TVS are connected between the low-voltage electrode of the secondary side of the high-voltage package T3 and the 3 pins of the ignition triggering plug.

Further, in order to improve the isolation effect, the length of the second partition board is longer than that of the first partition board and that of the third partition board, and the second partition board can be abutted against the circuit board.

Furthermore, the lamp tube is a double-layer quartz tube with the outer diameter of 8.8 mm.

The utility model provides a xenon lamp convenient to dismantle, the advantage of this structure lies in: through the structural design, the molybdenum wires of the electrodes at the two ends of the lamp tube are prolonged without additionally connecting nickel wires for tin soldering by a detachable plug-in mode, the electrode male terminal is directly extended into the inner cavity of the fixed seat and inserted into a newly added bowl-shaped electrode female terminal to realize conductive connection, the caliber of the electrode female terminal is smaller than the diameter of the electrode male terminal, elastic tight fit is realized, the plug-in is firmer, the contact performance is better, and the whole process is convenient and quick to organize; finally, the later repair and disassembly are facilitated, and meanwhile, the installation is more convenient.

Drawings

FIG. 1 is a schematic structural view of a xenon lamp easy to disassemble in embodiment 1 when a fixed seat is cut open;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

fig. 3 is a schematic diagram of the circuit connection of the ignition trigger circuit and the lamp in embodiment 1.

In the figure: a fixed seat 1; a rear cover 2; an ignition trigger circuit 3; a lamp tube 4; a first partition plate 5; a second partition plate 6; a third partition plate 7; a conductive post 8; an electrode male terminal 9; a female electrode terminal 10; a female electrode socket 11; the adjustment notch 12; an external thread portion 8-1; a connecting portion 8-2; 8-3 of a conducting terminal; an elastic adjusting part 8-4; a circuit board 3-1; an ignition trigger plug 3-2; and 2-1 of a spring buckle.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention will be combined below.

Example 1:

as shown in fig. 1 and 2, the xenon lamp convenient to disassemble provided in this embodiment includes a fixing base 1 and a rear cover 2 that are fastened to each other, an ignition trigger circuit 3 is disposed in a cavity where the fixing base 1 and the rear cover 2 are fitted, a lamp tube 4 is disposed on the fixing base 1, a first partition plate 5, a second partition plate 6 and a third partition plate 7 are disposed in the fixing base 1 at intervals, two ends of the lamp tube 4 are both provided with a conductive post 8, the two conductive posts 8 are respectively isolated by a region formed by the first partition plate 5, the second partition plate 6 and the third partition plate 7, an electrode male terminal 9 is screwed on each conductive post 8, two electrode female terminals 10 electrically connected to the corresponding electrode male terminal 9 after being plugged are connected to an output end of the ignition trigger circuit 3, each electrode female terminal 10 includes a bowl-shaped female electrode socket 11, and more than one adjusting notch extending along the bowl wall direction is disposed on the bowl wall of the female electrode socket 11 at intervals 12, the diameter of the bowl mouth of the female electrode socket 11 is smaller than that of the electrode male terminal 9.

Further in order to facilitate disassembly and assembly, an external thread part 8-1 is arranged at the end part of the conductive column 8, the electrode male terminal 9 comprises a connecting part 8-2 with internal threads inside and a conductive end 8-3 in conductive connection with the female electrode socket 11, an elastic adjusting part 8-4 is arranged between the conductive end 8-3 and the connecting part 8-2, meanwhile, the elastic adjusting part 8-4 is added in the structural design of the electrode male terminal 9, so that certain buffering is achieved during assembly, the elastic adjusting part 8-4 can be compressed firstly, and then the conductive end 8-3 is inserted into the female electrode socket 11.

As shown in fig. 3, in order to simplify the circuit, the ignition trigger circuit 3 includes a circuit board 3-1 and the following devices provided on the circuit board 3-1: an ignition trigger plug 3-2 which can be connected with the outside, a high voltage pack T3, a discharge tube UK, a TVS tube TVS, a first resistor R1 and a second capacitor C2, the 1 pin of the ignition triggering plug 3-2 is respectively connected with one end of a second capacitor C2, a first resistor R1 and a discharge tube UK, the other end of the second capacitor C2 is connected with the other end of a first resistor R1 and then is connected with one end of the primary side of a high-voltage package T3, the other end of the primary side of the high-voltage package T3 is connected with the other end of the discharge tube UK, the anode of the lamp tube 4 is connected with the high-voltage electrode of the secondary side of the high-voltage package T3, the cathode of the lamp tube 4 is connected with the 3 pin of the ignition triggering plug 3-2, the low-voltage electrode of the secondary side of the high-voltage package T3 is connected with the 2 pin of the ignition triggering plug 3-2, the two ends of a TVS tube TVS are connected between the low-voltage electrode of the secondary side of the high-voltage package T3 and the 3 pin of the ignition triggering plug, and the cathode of.

Further, in order to improve the isolation effect, the length of the second partition board 6 is longer than that of the first partition board 5 and that of the third partition board 7, and the second partition board 6 can be abutted against the circuit board 3-1, so that the isolation effect is further improved by the structural design.

Further, the lamp tube 4 is a double-layer quartz tube with an outer diameter of 8.8 mm. The lamp tube 4 is a double-layer quartz tube and has high light transmittance. The inner tube is a gas discharge luminous tube and mainly consists of an electrode, a molybdenum sheet, a prismatic discharge luminous bulb, xenon and other discharge media; the outer tube serves for the envelope protection of the inner tube and for the uv filtering, while the particular type of lamp tube 4 is conventional and will not be described here.

The fixing seat 1 is a main body component of the invention, is made of black PPS material, is resistant to high temperature and high pressure, is used for assembling and fixing other residual components, is provided with a bracket and a lamp tube fixing ring (not shown in the figure) for fixing outside the fixing seat 1 conveniently, and is used for installing and fixing the lamp tube 4; the high-voltage separation area is arranged in the socket, namely, the socket consists of three partition plates and two female electrode sockets 11, and the socket is mainly used for assembling and fixing other residual components.

The ignition trigger circuit 3 is used for generating high voltage required in the starting moment and energy required by subsequent continuous work after being oppositely inserted and assembled with the electrode male terminal 9 through the female electrode socket 11 and fixed with the rear cover and the fixed seat 1 through the extrusion buckle.

The high-voltage bag is square, three electrodes vertically extend out of an opening on one surface, and the cavity is encapsulated by black epoxy. The inside is a combination of copper foil, insulating film and ferrite. The high-voltage generating circuit is used for generating high voltage to break down a discharge medium in the lamp tube 4 and form voltage required by a luminous arc, and is a secondary voltage-multiplying element, and the specific model of the high-voltage pack is conventional technology, so that no description is given.

The electrode male terminal 9 is made of thickened pure copper, is plated with nickel on the surface, is in a high-cap shape, is provided with an electrode through hole in the center, and is installed on the conductive post 8 on the inner cavity of the fixed seat 1 in a threaded manner and is used for being connected with two electrodes of the lamp tube 4.

The female electrode socket 11 is made of thickened pure copper, the surface is plated with nickel, the hollow cylindrical lobe shape is bowl-shaped, after the male electrode terminal 9 is inserted, the two are elastically and tightly matched, vertically arranged on the circuit board 3-1 and fixed on the circuit board 3-1 by soldering.

The ignition triggering plug 3-2 is made of plastic PPS material, is high temperature resistant and high voltage resistant, is embedded with 3 metal terminals and is used for connecting the ignition triggering plug and the automotive electronic ballast.

The rear cover 2 is made of plastic PPS (polyphenylene sulfide), is high-temperature-resistant and high-pressure-resistant, is clamped and fixed with the clamping groove of the fixing base 1 through spring buckles 2-1 arranged on two sides, is used for packaging and protecting the inner cavity assembly of the fixing base 1, and is dustproof and waterproof.

The specific assembling process comprises the following steps:

firstly, connecting the electrode male terminal 9 with the conductive post 8 in the inner cavity of the fixed seat 1 by screw threads, aligning the female electrode socket 11 on the circuit board with the electrode male terminal 9 in the inner cavity of the fixed seat 1, and pressing the electrode male terminal 9 to the inner cavity of the fixed seat 1; then the spring buckle 2-1 of the rear cover 2 and the clamping groove on the fixed seat 1 are correspondingly pressed in and clamped and fixed.

Through the structure design, the plug-in mode of utilizing the dismantlement formula realizes that 4 both ends electrode molybdenum filaments of fluorescent tube need not to connect the extension of nickel silk soldering in addition, adopt and directly extend to 1 inner chamber of fixing base with the public terminal of electrode, insert in the female terminal of the newly-increased bowl form electrode, realize electrically conductive connection, and be less than the diameter of the public terminal of electrode with the bore of the female terminal of electrode, realize the elasticity tight fit, make more firm after the grafting, the contact nature is better, finally make overall structure and assembly process more succinct, it is more convenient to produce, the efficiency is higher, can effectually solve under the prior art, the product production equipment is complicated, the technical defect of the difficulty is reprocessed to the inefficiency.

Claims

1. A xenon lamp convenient to disassemble comprises a fixed seat (1) and a rear cover (2) which are mutually buckled, wherein an ignition trigger circuit (3) is arranged in a cavity matched with the fixed seat (1) and the rear cover (2), and a lamp tube (4) is arranged on the fixed seat (1), the xenon lamp is characterized in that a first partition plate (5), a second partition plate (6) and a third partition plate (7) which are arranged at intervals are arranged in the fixed seat (1), two ends of the lamp tube (4) are respectively provided with a conductive post (8), the two conductive posts (8) are respectively isolated by an area formed by the first partition plate (5), the second partition plate (6) and the third partition plate (7), each conductive post (8) is in threaded connection with an electrode male terminal (9), the output end of the ignition trigger circuit (3) is connected with two electrode female terminals (10) which are electrically connected with the corresponding electrode male terminals (9) after being plugged, and each electrode female terminal (10) comprises a bowl-shaped female electrode socket (11), more than one adjusting notch (12) extending along the direction of the bowl wall is arranged on the bowl wall of the female electrode socket (11) at intervals, and the diameter of the bowl opening of the female electrode socket (11) is smaller than that of the electrode male terminal (9).

2. The xenon lamp convenient to disassemble according to the claim 1, wherein: the conductive pole (8) is provided with an external thread part (8-1) at the end part, the electrode male terminal (9) comprises a connecting part (8-2) with internal thread inside and a conductive end head (8-3) electrically connected with the female electrode socket (11), and an elastic adjusting part (8-4) is arranged between the conductive end head (8-3) and the connecting part (8-2).

3. A xenon lamp which is easy to disassemble according to the claim 1 or 2, characterized in that: the ignition trigger circuit (3) comprises a circuit board (3-1) and the following devices arranged on the circuit board (3-1): an ignition trigger plug (3-2), a high-voltage pack (T3), a discharge tube (UK), a TVS Tube (TVS), a first resistor (R1) and a second capacitor (C2) which can be connected with the outside, wherein a pin 1 of the ignition trigger plug (3-2) is respectively connected with one end of the second capacitor (C2), the first resistor (R1) and the discharge tube (UK), the other end of the second capacitor (C2) is connected with the other end of the first resistor (R1) and then connected with one end of a primary side of the high-voltage pack (T3), the other end of the primary side of the high-voltage pack (T3) is connected with the other end of the discharge tube (UK), a positive electrode of a lamp tube (4) is connected with a high-voltage electrode of a secondary side of the high-voltage pack (T3), a negative electrode of the lamp tube (4) is connected with a pin 3 of the ignition plug (3-2), a low-voltage electrode of the secondary side of the high-voltage pack (T3) is connected with a pin, two ends of a TVS (TVS) are connected between a low-voltage pole at the secondary side of the high-voltage pack (T3) and the 3-pin of the fire trigger plug, and the cathode of the lamp tube (4) is also connected with a power supply end connected with a second capacitor (C2) and a first resistor (R1).

4. The xenon lamp convenient to disassemble according to the claim 3, wherein: the length of the second partition plate (6) is longer than that of the first partition plate (5) and that of the third partition plate (7), and the second partition plate (6) can be abutted against the circuit board (3-1).

5. A xenon lamp easy to disassemble according to the claim 1 or 2 or 4, which is characterized in that: the lamp tube (4) is a double-layer quartz tube with the outer diameter of 8.8 mm.