CN201498855U - Three-section dimming lamp holder with adapter and fluorescent lamp using adapter - Google Patents

Abstract

A three-stage dimming lamp holder with an adapter and a fluorescent lamp using the adapter belong to the technical field of lamps. The three-stage dimming lamp holder includes an adapter and a three-stage knob switch lamp holder, which can be used in combination. The three-stage knob switch lamp holder can switch the on and off of its external jack. An electronic ballast is provided in the adapter. The input end of the electronic ballast is connected to the jack, and its on and off is converted into a change in power supply frequency, so that any type of light bulb connected thereto can be dimmed. At the same time, in order to save materials and reduce production costs, the utility model is equipped with a fluorescent lamp tube on the adapter to form an integrated energy-saving fluorescent lamp. The fluorescent lamp can be directly installed on the three-stage knob switch lamp holder to achieve dimming. It is easy to assemble and has reliable connection.

Description

A three-stage dimming lamp holder with an adapter and a fluorescent lamp using the adapter

technical field

The utility model relates to a dimmable lamp holder and a fluorescent lamp applicable to the lamp holder, belonging to the technical field of lamps.

Background technique

With the enhancement of people's awareness of energy saving, more and more people put forward different requirements for the energy saving of lamps and lanterns. In order to meet the market demand, some dimmable lamp holders have appeared on the market, and some people even launched double tungsten filament bulb products. , while traditional dimming lamp holders change the brightness of the bulb by changing the extreme voltage of the bulb. Most of such dimming methods can only be used for the dimming of incandescent bulbs, but the power consumption of incandescent bulbs is relatively high, and the light emitted often does not meet people's requirements. Although fluorescent lamps have good energy-saving effects and high brightness, their starting voltage is high and fixed. When the light is dimmed by step-down, the fluorescent bulbs will be extinguished, which cannot achieve the purpose of dimming.

Utility model content

According to market demands, the utility model provides a lamp holder suitable for dimming fluorescent lamps, which adjusts the brightness of fluorescent bulbs by adjusting the power frequency through an adapter.

Its principle and structural features are as follows.

A three-stage dimming lamp holder is composed of a split three-stage knob switch lamp holder and an adapter.

The three-section knob switch lamp holder includes an upper cover and a main body, and a pipe tooth is arranged on the top of the upper cover, and the three-section knob switch lamp holder can be connected with a lamp through the pipe connection. There is a cavity in the body that can accommodate the rotor, and the rotor is connected with the knob outside the body through a transmission shaft. An integral rotor copper sheet is wrapped around the rotor and rotates with the rotor; a ratchet is provided on the rotor, and three conductive contact pieces that can touch the rotor copper sheet are fixed around the ratchet, two of which are The two pieces are respectively electrically connected to the two sockets on the bottom of the body for plugging in the lamp holder or the lamp holder, the other conductive contact piece is connected to the positive pole of the power cord, and the negative pole of the power cord is always electrically connected to the other jack, including The copper sheet of the rotor wound outside the four ratchet teeth of the rotor is divided into three parts of different sizes, and its size matches the size of the corresponding ratchet teeth. When the rotor rotates, the copper sheet of the rotor can successively realize the circuit structure in which the positive pole of the power line is connected to one or both of the conductive contacts and disconnected from both of the conductive contacts.

The adapter at least includes an upper shell, a lower shell and an electronic ballast enclosed in the upper and lower shells. The top of the upper shell is riveted with positive and negative conductive posts, and is also equipped with a movable contact. The positive and negative electrodes are electrically conductive. The column and the movable contact can be electrically connected to the three jacks on the outside, and connected to the three input terminals of the electronic ballast on the inside; The fixed conductive sheet is connected, and the conductive sheet is suitable for electrical connection with the pins of the lamp base.

According to the on-off status of the two positive input terminals, the electronic ballast can separately adjust the frequency of the input power, and then output to the load bulb to realize the dimming of the bulb.

The movable contact is buried in the middle of the top of the upper case of the adapter, and consists of a copper cap, a movable contact body and a spring. The spring is located in the movable contact body, and pushes the copper cap out of the upper case.

The adapter also includes a base, the conductive sheet is arranged in the base and communicates with the outside; a trapezoidal spring and a guide rod ejector pin are also arranged in the base, and the guide rod ejector pin can be inserted into the three sections In the knob switch lamp holder, to prevent the adapter from rotating relative to the three-section knob switch lamp holder when the bulb is screwed into the adapter, so that the adapter exits the three-section knob switch lamp holder.

Another object of the present utility model is to provide a fluorescent bulb with the adapter, that is, the fluorescent tube is directly installed on the adapter to form an energy-saving fluorescent bulb that can be directly installed on the dimming lamp holder. The following technical solutions are adopted to achieve the desired effect.

An integrated energy-saving fluorescent lamp, which is composed of an adapter and a fluorescent tube. The adapter is similar in structure and principle to the adapter in the lamp holder of the three-section knob switch. The electronic ballast inside the shell, the top of the upper shell is riveted with the positive pole conductive column and the negative pole conductive pole, and is also equipped with a movable contact. The three jacks are connected to each other, and are respectively connected to the three input ends of the electronic ballast; the fluorescent tube is fixedly installed on the lower shell part of the adapter, and its two electrodes are connected to the output end of the electronic ballast . The movable contact is buried in the middle of the top of the upper case of the adapter, and consists of a copper cap, a movable contact body and a spring. The spring is located in the movable contact body, and the copper cap is pushed out to extend out of the upper case.

Compared with the existing dimming lamp holder and dimming object, the utility model has the following remarkable advantages:

The brightness of the bulb is adjusted by adjusting the frequency instead of the traditional way of adjusting the voltage, so that the range of bulbs to be dimmed is wider. For example, incandescent lamps, fluorescent lamps and fluorescent lamps can be adjusted by using the three-stage dimming lamp holder of the present invention. Light. For the realization of dimming of fluorescent bulbs, energy-saving lamps can be brought into full play. In addition, the adapter with the circuit for adjusting the frequency is directly installed on the fluorescent tube, which not only avoids the trouble of adding a lamp holder to the dimming lamp, but also saves materials and reduces costs.

Description of drawings

Fig. 1 is an exploded view of the utility model adapter structure;

Fig. 2 is an exploded view of the structure of the three-section knob switch lamp holder of the present invention;

Fig. 3 is the overall structural diagram of the adapter of the present invention;

Fig. 4 is the overall overall structure diagram of the three-section knob switch lamp holder of the present invention;

Fig. 5 is an overall structural diagram of the integrated energy-saving fluorescent lamp of the present invention;

Fig. 6 is an overall cross-sectional view of the three-section knob switch lamp holder of the present invention;

Fig. 7 is a schematic diagram of the action of the three-section knob switch lamp holder of the present invention;

Fig. 8 is the second schematic diagram of the action of the three-section knob switch lamp holder of the present invention;

Fig. 9 is a schematic diagram 3 of the action of the three-section knob switch lamp holder of the present invention;

Fig. 10 is a schematic diagram 4 of the action of the three-section knob switch lamp holder of the present invention;

Fig. 11 is the electrical schematic diagram of the three-section knob switch lamp holder of the present invention.

Reference signs: 1. Three-stage knob switch lamp holder; 2. Adapter; 3. Integrated energy-saving fluorescent lamp; 11. Upper cover; 12. Body; 13. Rotor; 14. Transmission shaft; 15. Knob; 16. Rotor copper sheet; 17, A contact piece; 18, B contact piece; 19, positive pole clip; 110, negative pole clip; 111, 112, 113, jack; 114, tube teeth; 21, upper shell; , lower shell; 23, base; 24, electronic ballast; 25, positive conductive column; 26, negative conductive column; 27, movable contact; 28, conductive sheet; 29, trapezoidal spring; ; 240; wire; 271, copper cap; 272, movable contact body; 273, spring.

Detailed ways

The utility model comprises a three-stage dimming lamp holder with an adapter 2 and an energy-saving fluorescent lamp 3 integrally formed with the adapter 2 and the fluorescent tube. FIG. 2 is an exploded view of the structure of the three-section knob switch lamp holder 1 forming the three-section dimming lamp holder together with the adapter 2 .

The three-section knob switch lamp holder 1 includes an upper cover 11 and a main body 12 , and a tube 114 is provided on the top of the upper cover 11 , through which the three-section knob switch lamp holder 1 can be pipe-connected to a lamp. There is a cavity in the body 12 that can accommodate the rotor 13 , and the plastic rotor 13 is connected with the knob 15 outside the body 12 through a transmission shaft 14 . An integral rotor copper sheet 16 wraps around the rotor 13 and rotates with the rotor 13; four ratchets are arranged on the rotor 13, and three conductive contacts that can touch the rotor copper sheet are fixed around the ratchet ➛A contact piece 17, B contact piece 18 and positive pole clamp 19, wherein the two conductive contacts are respectively electrically connected to the two sockets 111 and 113 located at the bottom of the body 12, and the positive pole clamp 19 is connected to the power supply The positive pole of the power line is connected to the positive pole, and the negative pole of the power line is always electrically connected to the other jack 112 through the negative pole clip 110 . The rotor copper sheet 16 wrapped around the four ratchet teeth of the rotor 13 is divided into three parts of different sizes, and its size matches the size of the corresponding ratchet teeth. When the rotor 13 rotates, the rotor copper sheet 16 can sequentially realize the circuit structure in which the positive pole of the power line is connected to the A contact sheet 17 and/or the B contact sheet 18 and is disconnected from the two conductive contact sheets (see Fig. 7 ). 10). Among them, FIG. 7 is a schematic diagram of the positive pole of the power line and the two conductive contacts are electrically disconnected; FIG. 8 is a schematic diagram of the connection between the positive pole of the power line and the B contact piece 18; FIG. 9 is a schematic diagram of the positive pole of the power line and the A contact piece 17 A schematic diagram of connection; Figure 10 is a schematic diagram of the connection between the positive pole of the power line and the two conductive contacts.

Referring to Fig. 1, the adapter 2 includes an upper shell 21, a lower shell 22, a base 23 and an electronic ballast 24 enclosed in the upper and lower shells, and the top of the upper shell 21 is riveted with a positive electrode conductive column 25 and a negative electrode. The conductive column 26 is also equipped with a movable contact 27, and the positive and negative conductive columns 25, 26 and the movable contact 27 can be electrically connected with the three described jacks 111, 113 and 112 respectively outside, and respectively through the wires 240 It is connected with the three input ends of the electronic ballast 24; the output end of the electronic ballast 24 is connected with the conductive sheet 28 fixed in the lower case 22 of the adapter, and the conductive sheet 28 is used to connect with the pins of the lamp cap An electrical connection is provided in the base 23 and communicated with the outside. A trapezoidal spring 29 and a guide rod ejector pin 210 are also provided in the base 23, and the guide rod ejector pin 210 can be inserted into the three-section knob switch lamp holder 1 to prevent the bulb from being rotated when the bulb is rotated into the adapter 2. The joint 2 and the three-stage rotary switch lamp holder 1 are relatively rotated so that the adapter 2 withdraws from the three-stage rotary switch lamp holder 1 .

The electronic ballast 24 can adjust the frequency of the input power respectively according to the on-off status of the two positive input terminals, and then output the power to the load bulb to realize dimming of the bulb.

The movable contact 27 is embedded in the middle position of the top of the upper case 21 of the adapter 2, and is composed of a copper cap 271, a movable contact body 272 and a spring 273. The spring 273 is located in the movable contact body 272, and the copper cap 271 is ejected to make it Stretch out the upper shell 21 outside.

As shown in Fig. 5, the integrated energy-saving fluorescent lamp 3 is composed of a reshaped adapter 2 and a fluorescent tube. The top of the upper shell 21 of the reshaped adapter 2 is riveted with a positive electrode conductive column 25 and a negative electrode conductive column 26. There is a movable contact 27, and the positive and negative pole conductive columns and the movable contact 27 can be connected with the three jacks 111, 113 and 112 of the three-section knob switch lamp holder on the outside, and connected with the electronic ballast 24 on the inside. The three input terminals are connected; the fluorescent tube is fixedly installed on the lower shell 22 part of the adapter 2, and its two electrodes are connected with the two output terminals of the electronic ballast 24. The movable contact 27 is buried in the middle of the top of the upper case 21 of the adapter 2, and is composed of a copper cap 271, a movable contact body 272 and a spring 273. The spring 273 is located in the movable contact body 272, and the copper cap 271 is ejected to make it Stretch out to the outside of the upper shell 21.

The working principle of the utility model is: rotate the knob 15 of the three-section knob switch lamp holder 1, change the contact condition between the positive pole of the power line in the lamp holder and the two conductive contacts, and the two conductive contacts and the negative pole of the power supply pass through the The jacks 111 , 112 and 113 are connected to the input end of the electronic ballast 24 in the adapter 2 . When one of the conductive contacts (A contact 17 or B contact 18) is turned on, the utility model is directly installed on the integrated fluorescent 3 on the three-section knob switch lamp holder 1 or installed on the three-section through the adapter 2 The bulb on the knob switch lamp holder 1 is lit and presents the first brightness; when the other conductive contact (B contact 18 or A contact 17) is turned on, the bulb presents the second brightness; when the two When the conductive contacts are all in the conduction state, the light bulb presents the third brightness. Continue to turn the knob 15, and when the two conductive contacts are disconnected from the positive pole of the power supply, the bulb will go out. The utility model adopts the method of changing the on-off state of the input end of the electronic ballast 24, and then adjusts the frequency of the input voltage through the rectification circuit, so as to achieve the dimming effect. The shortcomings of light make people's energy-saving awareness better and more comprehensively reflected.

The specific structures and connection methods recorded in this embodiment and the drawings of the specification are only to express the technical solution of the utility model more intuitively so that people can understand it more comprehensively and deeply. For those skilled in the art, it is not difficult to understand that it should not limit or exhaust the utility model, and some modifications can be made to it without departing from the inventive concept. Therefore, all minor changes or modifications made to the utility model should be considered within the scope of protection thereof.

Claims (8)

1. A three-stage dimming lamp holder, which is composed of a separate three-stage knob switch lamp holder and an adapter; The lamp holder of the three-section knob switch includes a cover and a body. There is a cavity in the body that can accommodate the rotor. The rotor is connected with the knob outside the body through a transmission shaft; an integral rotor copper sheet is wrapped around the The rotor rotates with the rotor; there are ratchet teeth on the rotor, and three conductive contact pieces that can touch the copper sheet of the rotor are fixed around the ratchet teeth, two of which are respectively connected with two for The socket of the plug-in lamp holder or lamp holder is electrically connected, the other conductive contact piece is connected to the positive pole of the power cord, and the negative pole of the power cord is always electrically connected to the other jack; when the rotor rotates, the rotor copper sheet can realize the power cord in turn A circuit structure in which the positive electrode is connected to one or both of the conductive contacts and disconnected from the two conductive contacts; it is characterized in that: The adapter includes at least an upper shell, a lower shell and electronic ballasts enclosed in the upper and lower shells. The top of the upper shell is riveted with positive and negative conductive posts, and is also equipped with a movable contact. The negative conductive column and the movable contact can be electrically connected to the three jacks on the outside, and connected to the three input terminals of the electronic ballast on the inside; the output terminal of the electronic ballast is connected to the lower shell of the adapter The conductive sheet fixed inside is connected, and the conductive sheet is suitable for electrical connection with the pins of the lamp cap. 2. The three-stage dimming lamp holder as claimed in claim 1, characterized in that: the copper sheet of the rotor wrapped around the four ratchets of the rotor is divided into three parts of different sizes, the size of which is the same as that of the corresponding The size of the ratchet fits. 3. The three-stage dimming lamp holder according to claim 1, characterized in that: the electronic ballast can adjust the frequency of the input power respectively according to the on-off of the two positive input terminals, and then output to the load bulb to Realize dimming of bulbs. 4. The energy-saving fluorescent lamp according to claim 1, wherein the movable contact is buried in the middle of the top of the upper case of the adapter, and consists of a copper cap, a movable contact body and a spring, and the spring is located on the movable contact body Inside, push out the copper cap so that it sticks out of the upper shell. 5. The three-stage dimming lamp holder according to claim 1, characterized in that: the top of the upper cover is provided with a pipe tooth, and the three-stage knob switch lamp holder can be connected to the lamp through the pipe thread connect. 6. The three-stage dimming lamp holder according to claim 1, characterized in that: the adapter further includes a base, the conductive sheet is arranged in the base and communicated with the outside; in the base There is also a trapezoidal spring and a guide rod ejector pin, which can be inserted into the three-section knob switch lamp holder, so as to prevent the adapter and the three-section knob switch lamp holder from colliding when the bulb is screwed into the adapter. Relatively rotate to make the adapter withdraw from the three-section knob switch lamp holder. 7. An integrated energy-saving fluorescent lamp, characterized in that it consists of an adapter and a fluorescent tube, the adapter includes an upper shell, a lower shell and electronic ballasts enclosed in the upper and lower shells, and the top of the upper shell is riveted There are positive conductive columns and negative conductive columns, and a movable contact is also installed. The positive and negative conductive columns and the movable contacts can be connected with the three sockets of the three-section knob switch lamp holder on the outside, and respectively connected to the electronic sockets on the inside. The three input ends of the ballast are connected; the fluorescent tube is fixedly installed on the lower shell part of the adapter, and its two electrodes are connected with the output ends of the electronic ballast. 8. The energy-saving fluorescent lamp according to claim 7, wherein the movable contact is embedded in the middle of the top of the upper case of the adapter, and consists of a copper cap, a movable contact body and a spring, and the spring is located in the movable contact body. Push out the copper cap so that it protrudes out of the upper shell.

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