CN218820025U

CN218820025U - Improved knob light-adjusting lamp holder

Info

Publication number: CN218820025U
Application number: CN202222267710.3U
Authority: CN
Inventors: 彭德水
Original assignee: Rich Brand Industries Ltd
Current assignee: Rich Brand Industries Ltd
Priority date: 2022-08-26
Filing date: 2022-08-26
Publication date: 2023-04-07
Anticipated expiration: 2032-08-26

Abstract

The utility model discloses an improved generation knob lamp stand of adjusting luminance, include: the casing that constitutes by upper cover and base to and install the core portion in the casing, core portion include: the light modulator comprises a base, a circuit board installed on the base, a light modulator arranged on the circuit board and a knob used for driving the light modulator; the base is provided with a flange, and a first conductive terminal and a second conductive terminal which are connected with the circuit board in a guide way are fixed on the lower end surface of the base; the lower end of the base is provided with an interface for installing a lamp holder, and the inner wall of the base is provided with a boss for bearing the flange; the upper cover is in threaded connection with the base, and the flange is in threaded connection with the base through the upper cover to form pressure to be clamped and fixed on the boss. The utility model discloses simple structure, the assembly of being convenient for to overall structure is firm after the assembly, has reduced production technology simultaneously, lowers product cost.

Description

Improved knob light-adjusting lamp holder

The technical field is as follows:

the utility model relates to a lamp stand product technical field refers in particular to an improved generation knob lamp stand of adjusting luminance.

Background art:

the applicant has applied for a "light-adjusting lamp holder capable of adjusting multiple light sources", the patent number is: 201520555494.X. The technical scheme adopted by the method is as follows: the dimming lamp holder capable of adjusting multiple light sources comprises: the lamp holder comprises a lamp holder body and a plastic cover arranged at the upper end of the lamp holder body, wherein an interface used for installing a light source is arranged at the lower end of the lamp holder body, a circuit board is arranged on the lamp holder body, the plastic cover covers the circuit board, a light modulator and an adjusting knob used for controlling the light modulator are arranged in the circuit board, and the adjusting knob stretches out of the lamp holder body.

Among the above-mentioned technical scheme, to the screw socket lamp stand, it has adopted the metal that is used for being connected with the lamp holder and has traded a mouthful section of thick bamboo, and this metal trades a mouthful section of thick bamboo not only plays the effect with lamp holder threaded connection, still as a power supply electrode of lamp holder simultaneously. In order to realize smooth power supply, the metal mouth changing cylinder needs to be fixed by at least two groups of conductive rivets.

The technical scheme has the following defects that:

1. the plastic seat is fixed on the plastic seat as a core circuit board part in the lamp holder, and the plastic seat is not stably and fixedly connected with the lamp holder body, so that the plastic seat can shake in the lamp holder body when in use;

2. in the technical scheme, in order to facilitate assembly, the metal mouth changing tube needs to be customized, so that the cost of a product is increased, and the assembly complexity is also improved.

At present, in order to meet the safety standard, the applicant does not adopt a metal mouth-changing tube any more in the current lamp holder, and aiming at the situation, the inventor proposes the following technical scheme through improvement.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that an improved generation knob lamp stand of adjusting luminance is just in order to simplify the structure, reduce product cost.

In order to solve the technical problem, the utility model adopts the following technical scheme: an improved rotary knob dimming lamp holder comprising: the casing that constitutes by upper cover and base to and install the core portion in the casing, the core portion include: the light modulator comprises a base, a circuit board arranged on the base, a light modulator arranged on the circuit board and a knob used for driving the light modulator; the base is provided with a flange, and a first conductive terminal and a second conductive terminal which are connected with the circuit board in a guide way are fixed on the lower end surface of the base; the lower end of the base is provided with an interface for installing a lamp holder, and the inner wall of the base is provided with a boss for bearing the flange; the upper cover is in threaded connection with the base, and the flange is in threaded connection with the base through the upper cover to form pressure to be clamped and fixed on the boss.

Furthermore, in the above technical scheme, the lower end of the upper cover is provided with an external thread, the inner wall of the upper end of the base is formed with an internal thread, and the upper cover is in threaded connection with the base through the matching between the external thread and the internal thread.

Furthermore, in the above technical solution, a stop protrusion is formed at the upper end of the external thread of the upper cover.

Furthermore, in the above technical solution, the sidewall of the upper cover is provided with a knob groove for extending the knob.

Further, in the above technical solution, the inner wall of the interface of the base is integrally formed with a threaded portion matched with the lamp cap; the lower end surface of the base is provided with an accommodating groove corresponding to the position of the threaded part; the first conductive terminal is provided with a first elastic contact arm which extends to the central position of the accommodating groove; the second conductive terminal has a second elastic contact arm extending downward from the side of the accommodating groove.

Furthermore, in the above technical solution, the receiving groove has two arc-shaped plates.

Further, in the above technical solution, the circuit board is fixed above the base through the first support terminal and the second support terminal, and the first support terminal and the second support terminal are in conductive connection with the circuit board; the first supporting terminal is fixed with the first conductive terminal through a metal rivet penetrating through the base and realizes conducting connection; the second supporting terminal is fixed with the first conductive terminal through a metal rivet penetrating through the base and realizes conducting connection.

Furthermore, in the above technical solution, the circuit board is further provided with a junction block connected to an external power line.

After the technical scheme is adopted in the utility model, it has following advantage relative prior art:

firstly, the utility model adds the flange on the base of the machine core part, and the flange is clamped and fixed by the spiral pressing force generated in the process of connecting the upper cover and the base by screw threads, thus ensuring that the whole machine core part is stably fixed in the shell, and even if the matching clearance occurs in the assembling process, the machine core part can not shake;

secondly, the utility model discloses no longer use the metal to trade a mouthful section of thick bamboo, but integrated into one piece is used for connecting the screw thread portion of lamp holder in the base, through screw thread portion and the fashioned holding tank of terminal surface under the base constitute with lamp holder complex cavity. Because base and base accessible injection moulding integrated into one piece production, reduced production technology to the assembly is simple.

Finally, the utility model discloses in owing to no longer use the metal to trade a mouthful section of thick bamboo, but directly adopted first conductive terminal and second conductive terminal direct and lamp holder positive and negative electrode to lead and connect, installed extremely when the lamp holder the utility model discloses well back, the positive and negative electrode of lamp holder just in time contacts with first conductive terminal and second conductive terminal, so, the utility model discloses just only need use two metal rivets, reduced a metal rivet for prior art.

Description of the drawings:

fig. 1 is a perspective view of the present invention;

fig. 2 is a longitudinal sectional view of the present invention;

FIG. 3 is a longitudinal cross-sectional view taken perpendicular to FIG. 2;

fig. 4 is an exploded perspective view of the present invention;

fig. 5 is an exploded perspective view from another perspective of the present invention.

The specific implementation mode is as follows:

the present invention will be further described with reference to the following specific embodiments and the accompanying drawings.

As shown in fig. 1 to 5, the utility model relates to an improved knob light-adjusting lamp holder, it includes: a housing 10 made of plastic material and a movement part 3 arranged in the housing 10.

The shell 10 is composed of an upper cover 1 and a base 2, a wire hole 14 for inserting a power supply wire is formed at the top end of the upper cover 1, and an external thread 11 is arranged at the lower end of the upper cover. A stop projection 13 is formed above the external thread 11. In addition, a knob groove 12 for extending the knob 34 is opened on the side wall of the upper cover 1.

The inner wall of the upper end of the base 2 is formed with an internal thread 21, and the upper cover 1 is in threaded connection with the base 2 through the matching between the external thread 11 and the internal thread 21. The lower end of the base 2 is provided with an interface 20 for installing a lamp holder. A screw portion 200 engaged with the cap is integrally formed on an inner wall of the socket 20, and a boss 22 is provided on an upper inner wall of the screw portion 200. The projections 22 may be protrusions around the inner wall or may be an annular flange.

The movement part 3 comprises: a base 31, a circuit board 32 mounted on the base 31, a dimmer 33 provided on the circuit board 32, and a knob 34 for driving the dimmer 33.

The base 31 is made of plastic or ceramic material and has a flange 311, and the flange 311 corresponds to the boss 22 on the base 2 and receives the flange 311 through the boss 22. When the upper cover 1 is screwed with the base 2, the flange 311 is pressed and clamped by the screwing between the upper cover 1 and the base 2.

The circuit board 32 is fixed above the base 31 by the first support terminal 51 and the second support terminal 52, and the first support terminal 51 and the second support terminal 52 are connected with the circuit board 32. The first support terminal 51 and the second support terminal 52 not only function to fix the circuit board 32 but also function to conduct electricity.

The lower end surface of the base 31 is fixed with a first conductive terminal 41 and a second conductive terminal 42 which are connected with the circuit board 32. The concrete connection mode is as follows: the first supporting terminal 51 is fixed with the first conductive terminal 41 through the metal rivet 6 penetrating through the base 31 and realizes conductive connection; the second support terminal 52 is fixed and connected to the second conductive terminal 42 by a metal rivet 6 penetrating through the base 31. In this way, the circuit board 32 and the first and second

conductive terminals

41 and 42 are fixed to the base 31 by the two metal rivets 6, and the assembly process is simple.

The lower end face of the base 31 is provided with an accommodating groove 310 corresponding to the position of the threaded portion 200, the accommodating groove 310 is formed by enclosing two arc-shaped plates 3100, and a spacing area between the two arc-shaped plates 3100 is used for mounting the first conductive terminal 41 and the second conductive terminal 42.

The utility model discloses during the use, screw thread portion 200 intermediate space on base 2 is holding tank 310 forms the space that is used for supplying the lamp holder to place jointly.

The first conductive terminal 41 has a first flexible contact arm 410, and the first flexible contact arm 410 extends to a central position of the receiving groove 310, and is used for contacting with an electrode on the top of the lamp cap.

The second conductive terminal 42 has a second flexible contact arm 420, and the second flexible contact arm 420 extends downward from the side of the receiving groove 310 and is used for contacting with a cap of the lamp holder as another electrode.

Use the utility model discloses the time, stretch into external power source line through line hole 14 on the lid 1, then insert the positive negative pole of power cord on the terminal block 35 that sets up on the circuit board 32 can. The lamp holder is screwed in through the interface 20 at the lower end of the base 2, and the lamp cap part in the lamp holder is continuously fed along with the thread matching of the thread part 200 until the upper end of the lamp holder reaches the accommodating groove 310, at the moment, the positive and negative electrodes of the lamp holder just contact with the first conductive terminal 41 and the second conductive terminal 42, and the lamp holder can emit light after being electrified.

Of course, the above description is only an exemplary embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes and modifications made by the constructions, features, and principles of the present invention in accordance with the claims of the present invention are intended to be included in the scope of the present invention.

Claims

1. An improved knob dimming lamp holder comprising: casing (10) by upper cover (1) and base (2) constitution to and install core portion (3) in casing (10), its characterized in that:

the movement part (3) comprises: a base (31), a circuit board (32) mounted on the base (31), a dimmer (33) provided on the circuit board (32), and a knob (34) for driving the dimmer (33);

the base (31) is provided with a flange (311), and a first conductive terminal (41) and a second conductive terminal (42) which are connected with the circuit board (32) in a guiding way are fixed on the lower end surface of the base (31);

the lower end of the base (2) is provided with an interface (20) for installing a lamp holder, and the inner wall of the base is provided with a boss (22) for bearing the flange (311);

the upper cover (1) is in threaded connection with the base (2), and the flange (311) is in threaded connection with the base (2) through the upper cover (1) to form pressure to be clamped and fixed on the boss (22).

2. The improved rotary knob dimming lamp socket according to claim 1, wherein: the lower end of the upper cover (1) is provided with an external thread (11), an internal thread (21) is formed on the inner wall of the upper end of the base (2), and the upper cover (1) is in threaded connection with the base (2) through the matching between the external thread (11) and the internal thread (21).

3. The improved rotary knob dimming lamp socket according to claim 2, wherein: a stop bulge (13) is formed at the upper end of the external thread (11) of the upper cover (1).

4. The improved rotary knob dimming lamp socket according to claim 1, wherein: the side wall of the upper cover (1) is provided with a knob groove (12) for the knob (34) to extend out.

5. The improved knob dimming lamp socket according to any one of claims 1-4, wherein: a thread part (200) matched with the lamp cap is integrally formed on the inner wall of the interface (20) of the base (2); the lower end surface of the base (31) is provided with an accommodating groove (310) corresponding to the position of the thread part (200);

the first conductive terminal (41) is provided with a first elastic contact arm (410), and the first elastic contact arm (410) extends to the central position of the accommodating groove (310);

the second conductive terminal (42) has a second elastic contact arm (420), and the second elastic contact arm (420) extends downwards from the side of the accommodating groove (310).

6. The improved rotary knob dimming lamp socket according to claim 5, wherein: the accommodating groove (310) is formed by two arc-shaped plates (3100) in an enclosing mode.

7. The improved rotary knob dimming lamp socket according to claim 5, wherein: the circuit board (32) is fixed above the base (31) through a first supporting terminal (51) and a second supporting terminal (52), and the first supporting terminal (51) and the second supporting terminal (52) are in conductive connection with the circuit board (32);

the first supporting terminal (51) is fixed with the first conductive terminal (41) through a metal rivet penetrating through the base (31) and is connected in a guiding mode;

the second supporting terminal (52) is fixed with the second conductive terminal (42) through a metal rivet penetrating through the base (31) and realizes conductive connection.

8. The improved rotary knob dimming lamp socket according to claim 7, wherein: the circuit board (32) is also provided with a junction block (35) connected with an external power line.