CN204829593U - LED lamps and lanterns convenient to maintenance - Google Patents

Abstract

The utility model provides an LED lamp which is easy to maintain. The lamp comprises a lamp cap, an installation connector for mounting the lamp cap on a fixing part, and an electrical connector; one end of the electrical connector is detachably connected to the lamp cap, and the other end is connected to the installation The parts are detachably connected and located above the installation connector; the lamp cap is electrically connected to the external power supply through the electrical connector and connected to the installation connector, and the wire electrically connected to the external power supply is placed on the fixer through the installation connector and the fixer. Inside. The LED lamp has a simple and compact structure, is easy to maintain, and has the characteristics of strong versatility and flexibility. The LED lamp can adjust the illumination angle arbitrarily, has high convenience in use and can change the shape.

Description

A maintenance-friendly LED lamp

technical field

The utility model relates to the technical field of LED lighting, in particular to an LED lamp which is easy to maintain.

Background technique

LED (Light Emitting Diode, light-emitting diode) energy-saving lighting will gradually replace traditional lighting sources has become a consensus in the industry, and LED lighting technology is developing towards maturity, low cost, and popularization. LED lamps in the prior art generally have the following structure: the lamp body and the lamp cap are fixedly connected as an integral lamp, so there is a problem that the lamp cap cannot be disassembled separately. Especially the ceiling lamp installed on the ceiling or the downlight on the suspended ceiling, the lamp holder is integrated with the installation parts such as the aluminum cover installed in the ceiling, and the electric wires in the lamp holder are connected with the power line through the installation parts.

Although LED lamps with this structure have the advantages of energy saving, long life and high brightness compared with incandescent lamps, the LED lamps make the installation, disassembly and maintenance of the lamp holder extremely cumbersome: once the lamp holder fails or needs to be replaced, due to The LED lamp has an integrated structure, so it is necessary to disassemble the installation parts (i.e. the lamp body) installed in the ceiling or in the suspended ceiling together, and because the center distances of different LED lamps are different, the installation positions of the installation parts (i.e. the lamp body) are also different. Different, this makes the disassembly and maintenance operations of the lamps very complicated, and the cost of maintenance is also greatly increased. At the same time, the integrated structure of the above-mentioned LED lamps requires installers to spend a lot of time and energy on the installation of the lamps for each maintenance, which affects the installation progress and reduces work efficiency.

On the other hand, the existing LED lamps can only be fixed to illuminate in one direction or one plane, resulting in a single illumination of the LED lamps and the inability to change the illumination range at will, thus affecting the practicability of the LED lamps. Especially for LED lamps that are fixed on the ceiling or suspended ceiling through the installation parts (that is, the lamp body), if you want to change the illumination range or angle, you can only adjust the position of the installation parts (that is, the lamp body) by disassembly/installation, thereby increasing the LED lighting. The complexity and inconvenience of using lamps greatly limits the use places and scope of LED lamps.

Utility model content

The purpose of the utility model is to overcome the shortcomings and deficiencies in the prior art, and provide an LED lamp with a simple and compact structure and easy maintenance; the LED lamp has strong versatility and flexibility. A further object is to provide a maintenance-friendly LED lamp that can adjust the illumination angle arbitrarily, has high convenience in use, and can be changed in shape.

In order to achieve the above purpose, the utility model is achieved through the following technical solutions: an LED lamp that is easy to maintain, and is characterized in that it includes a lamp cap, an installation connector and an electrical connector for installing the lamp cap on the fixing part; One end of the connector is detachably connected to the lamp head, and the other end is detachably connected to the installation connector and is located above the installation connector; the lamp head is electrically connected to the external power supply through the electrical connector and connected to the installation connector, and is electrically connected to the external power supply. Conductor 1 is connected to the fixing piece through the installation connecting piece and placed in the fixing piece.

In the above scheme, the LED lamp makes the installation, disassembly and maintenance of the lamp head extremely convenient: when the lamp head fails or needs to be replaced, the lamp head can be directly disassembled for maintenance or replacement, without the need to install it in the ceiling or in the suspended ceiling. The components are also disassembled together, so that the disassembly and maintenance operations of the lamp are simple, and the maintenance cost is also greatly reduced. At the same time, the LED lamp of the present invention does not require installation personnel to spend a lot of time and energy on installing the lamp during each maintenance, thereby increasing work efficiency. Moreover, the LED lamp can arbitrarily configure lamp caps with different tolerances as the main body of the light source through the electrical connector, thereby greatly enhancing its versatility and flexibility.

The mounting connector is provided with a mounting hole detachably connected with the electrical connector.

The electrical connector includes a main body, a movable body and a plug; one end of the main body is hinged to the movable body, the main body is provided with a cavity one, and the movable body is provided with a cavity two, and the first cavity communicates with the second cavity; The plug is connected to the non-hinged end of the main body and the movable body, the lamp head is connected to the main body through the movable body and electrically connected to the plug, and the electrically connected wire 2 extends into the first cavity through the second cavity.

The lamp head of the utility model is connected to the main body through the movable body, and the movable body can realize the rotation of the lamp head by being hinged on the main body, so that the lamp head can flexibly adjust the illumination angle arbitrarily and increase its irradiation range. And the main body is provided with cavity one and movable body is provided with the design of cavity two, can provide the lead wire two wiring space that lamp cap is electrically connected, facilitates the electric connection of lamp cap and plug, makes lamp cap realize its electrical connection with external power supply through plug. Therefore, the electric connector of the utility model can not only realize the function of adjusting the illumination angle flexibly of the lamp head, but also realize the electrical connection between the lamp head and an external power supply, thereby improving the convenience of using the LED lamp and reducing the occupied space of the LED lamp. The above-mentioned hinged connection between one end of the main body and the movable body means that one end of the main body is provided with a movable groove, and the movable body is hinged with the inner wall of the movable groove. The movable groove of the utility model can be opened along the side wall-top-side wall direction of one end of the main body, thereby realizing the movable body hinged with the inner wall of the movable groove to rotate 180° around one end of the main body; or, the movable groove of the utility model can also be opened along the main body The side wall at one end is opened in the direction of the top, so that the movable body hinged to the inner wall of the movable groove can rotate 90° around one end of the main body, so that the LED lamp does not need to be disassembled to adjust the position of the installation connector to adjust the lighting angle arbitrarily and flexibly.

The plug is connected to the non-hinged end of the main body; the lamp cap is connected to the main body through the movable body and is electrically connected to the plug, and the electrically connected wire 2 extends into the cavity 1 through the cavity 2, which means that the lamp cap is connected to the main body through the movable body , the electrically connected wire 2 passes through the cavity 2 and extends into the cavity 1, and is electrically connected to the plug; the plug is detachably connected to the installation connector, and is electrically connected to the external power supply, and the wire 1 electrically connected to the external power supply passes through The installation connecting piece is connected with the fixing piece and placed in the fixing piece;

The non-hinged end of the movable body is provided with a connector one for connecting with the lamp cap; the connector one is a threaded connector or a connecting block for connecting with the outer surface of the lamp cap. The thread connection mode of the utility model can facilitate the installation and disassembly of the lamp holder and the electric connector, and also facilitates the replacement of parts. For some lamp caps without threads, the electrical connector of the utility model can also be connected with the outer surface of the lamp cap through fasteners such as connecting blocks and screws, so as to realize the installation of the two; or the electrical connector of the utility model can be threadedly connected with the lamp cap Finally, the nut fittings are used inside the lamp cap to fix them, and the installation of the two can also be realized. This method can not only realize the convenience of the connection between the two, but also reduce the difficulty of threading the lamp cap.

The plug is a male plug and a female socket with a jacket one, and the female socket is built into the jacket one; the male plug is screwed to the non-hinged end of the main body, and the connecting end of the main body and the male plug is provided with an external thread for connecting with the jacket one ; The jacket one is connected to the installation connector through the second connector and is located above the installation connector.

The utility model also includes a female plug connector; the female plug connector is connected to an end of the jacket that is far away from the installation connector.

Alternatively, the plug is a male plug and a female socket with a second jacket, and the male plug is threadedly connected to one end of the second jacket; the female socket is connected to the inner wall of the non-hinged end of the main body, and the main body is provided with an internal thread for connecting with the second jacket; The other end of the jacket 2 is connected to the installation connector through the connector 2, and the jacket 2 is located above the installation connector.

The fixing part is a ceiling, the installation connector is a metal cover, and the lamp cap is a ceiling light source; the metal cover is installed on the ceiling through a fastener, and the ceiling light source is installed on the ceiling through an electrical connector and a metal cover. The structure can be a dome light, and the light source of the dome light is installed on the ceiling through the electrical connector and the metal cover, so that the light source of the dome light can be stably installed on the ceiling. When in use, the illumination angle and illumination range of the lamp head can be adjusted at will. When it is necessary to maintain and replace the lamp cap, the lamp cap is directly disassembled for replacement or maintenance.

The fixing part is a suspended ceiling, the installation connecting part is a metal cover, and the lamp holder is a downlight light source; the metal cover is installed on the suspended ceiling through fasteners, and the downlight light source is installed on the suspended ceiling through the electrical connector and the metal cover. The structure can be a downlight, and the downlight light source is installed on the suspended ceiling through the electrical connector and the metal cover, so that the downlight light source can be stably installed on the suspended ceiling. When in use, the illumination angle and illumination range of the lamp head can be adjusted at will. When it is necessary to maintain and replace the lamp cap, the lamp cap is directly disassembled for replacement or maintenance.

The lamp holder is integrally formed by an LED light source and an LED driver.

Compared with the prior art, the utility model has the following advantages and beneficial effects:

1. The LED lamp of the present utility model makes the installation, disassembly and maintenance of the lamp head extremely convenient: when the lamp head fails or needs to be replaced, the lamp head can be directly disassembled for maintenance or replacement, without the need to install it in the ceiling or in the suspended ceiling. The components are also disassembled together, so that the disassembly and maintenance operations of the lamp are simple, and the maintenance cost is also greatly reduced.

2. The LED lamp of the present utility model does not require installation personnel to spend a lot of time and energy on installing the lamp during each maintenance, thereby increasing work efficiency. Moreover, the LED lamp can arbitrarily configure lamp caps with different tolerances as the main body of the light source through the electrical connector, thereby greatly enhancing its versatility and flexibility.

3. The easy-to-maintain LED lamps of the utility model can adjust the illumination angle arbitrarily, and have the characteristics of high convenience in use and easy replacement of shapes.

4. The LED lamp of the present invention is flexible in operation, and the shape of the lamp head can be changed arbitrarily to change the overall shape of the LED lamp, thereby enhancing the versatility of the LED lamp and the diversity of its shapes.

Description of drawings

Fig. 1 is the explosion diagram of embodiment one ceiling lamp;

Fig. 2 is a schematic diagram of the installation of a ceiling lamp in Embodiment 1;

Fig. 3 is a schematic diagram of the connection between the male socket and the main body of the ceiling lamp in Embodiment 1;

Fig. 4 is a structural schematic diagram of a ceiling lamp female socket in Embodiment 1;

Fig. 5 is the exploded view of embodiment two downlight;

Fig. 6 is the schematic diagram of embodiment two downlight installation;

Among them, 1 is the main body, 2 is the movable body, 3 is the plug, 4 is the lamp cap, 5 is the external thread, 6 is the installation connector, 7 is the main body of the male plug, 8 is the pin, 9 is the electrode sheet of the male plug, 10 is the Fixing parts, 11 for screws, 12 for fasteners, 13 for electrical connectors, 14 for the positive pole piece of the female socket, 15 for the socket, 16 for the negative pole piece of the female socket, 17 for the positive and negative electrode piece glands, 18 for the jacket 1. 19 is the main body of the female socket, 20 is the ceiling, 21 is the mounting hole, 22 is the knurled meson, 23 is the wire 1, 24 is the ceiling, and 25 is the female plug connector.

Detailed ways

The utility model is described in further detail below in conjunction with the accompanying drawings and specific embodiments.

Embodiment one

In this embodiment, the LED lamps that are easy to maintain are taken as a ceiling lamp as an example to describe the following.

As shown in Figures 1 to 4, the LED lamp includes a lamp holder 4 integrally formed by the LED light source and the LED driver, an installation connector 6 and an electrical connector 13 for installing the LED lamp on the ceiling 20; the electrical connector 13 One end is detachably connected to the lamp holder 4, and the other end is detachably connected to the installation connector 6 and is located above the installation connector 6; the lamp holder 4 is electrically connected to the external power supply through the electrical connector 13 and connected to the installation connector 6, and connected to the external power supply. The connected wire 1 23 is connected to the ceiling 20 through the installation connector 6 and placed in the ceiling 20 .

The installation connector 6 is an aluminum cover, and the aluminum cover is installed on the ceiling 20 through the fastener 12 , and the lamp head 4 is installed on the ceiling 20 through the electrical connector 13 and the aluminum cover. Meanwhile, the mounting connector 6 is provided with a mounting hole 21 detachably connected with the electrical connector 13 .

The electrical connector of the present utility model includes a main body 1, a movable body 2 and a plug 3, wherein, one end of the main body 1 is provided with a movable groove (not shown), the movable body 2 is hinged to the inner wall of the movable groove, and the non-hinged end of the main body 1 is connected to the plug 3 threaded connection. The main body 1 is provided with a cavity 1, the movable body 2 is provided with a cavity 2, and the cavity 1 communicates with the cavity 2. When the electrical connector is connected to the lamp cap 4, the non-hinged end of the movable body 2 is screwed to the lamp cap 4, and the lamp cap 4 Connect the main body 1 through the movable body 2, and the electrically connected wire 2 passes through the cavity 2 and extends into the cavity 1, and is electrically connected with the plug 3. And the plug 3 is detachably connected with the installation connector 6, and is electrically connected with the external power supply, and the wire one 23 electrically connected with the external power supply is connected with the ceiling 20 by the installation connector 6 and placed in the ceiling 20.

In order to improve the convenience of using the LED lamp, the plug 3 is a male plug and a female socket with a jacket 18, and the female socket is built in the jacket 18. Wherein, the male plug is threadedly connected to the non-hinge end of the main body 1, and the main body 1 and the male plug connection end are provided with an external thread 5 for connecting with the jacket one 18, and the jacket one 18 and the installation connector 6 pass through the knurled meson 22 and the installation hole 21 connection, thereby improving the convenience of installation and maintenance of the lamp cap 4 connected with the electrical connector 13 during use. The connection between the male plug and the main body 1 of the utility model is threaded connection, which further improves the convenience of using the LED lamp. The connection of the installation connector 6, the electrical connector 13 and the lamp body 4 of the utility model and the connection of each part in the electrical connector 13 can be threaded, thereby improving the convenience and convenience of LED lamp assembly, installation, disassembly or maintenance. quickness. The utility model also includes a female plug connector 25 , which is connected to an end of the jacket one 18 away from the mounting connector 6 .

The male plug of the present utility model includes a male plug body 7, a pin 8 and a male plug electrode sheet 9, wherein one end of the pin 8 is arranged in the male plug body 7, and the other end protrudes from the male plug body 7; the male plug electrode sheet 9 It is arranged on the top of the main body 7 of the male plug. The male plug also includes a fixing part 10 arranged in the main body 7 of the male plug, one end of the pin 8 is fixed inside the main body 7 of the male plug through the fixing part 10, and the electrode sheet 9 of the male plug is sleeved on the fixing part 10 to realize Set on the top of the male plug body 7, this structure facilitates the installation and disassembly between the pin 8 and the male plug body 7. The fixing part 10 is a cylinder, the pin 8 is inserted on the top of the cylinder, and the male electrode 9 is sleeved on the outer wall of the cylinder to realize electrical isolation between the pin 8 and the male electrode 9 . In the utility model, the structure design of the male plug electrode piece 9 set on the fixing part 10 is ingenious, and the occupied space is small, which reflects the compact structure of the LED lamp, thereby reducing the space occupied by the LED lamp and improving the convenience of using the LED lamp. .

The female socket of the utility model includes a female socket main body 19 , a socket 15 connected with a positive pole piece 14 of the female socket, a negative pole piece 16 of the female socket and a positive and negative electrode piece gland 17 matched and connected with the main body 19 of the female socket. Wherein, the positive and negative electrode piece gland 17 is provided with two accommodating cavities respectively adapted to the positive pole piece 14 of the female socket and the negative pole piece 16 of the female socket, and the positive pole piece 14 of the female socket and the negative pole piece 16 of the female socket are inserted into the positive and negative electrode pieces. The accommodating cavity in the gland 17 is fixed on the top of the main body 19 of the female socket by the positive and negative electrode sheet glands 17 . The accommodating cavity of the positive and negative electrode sheet pressing cover 17 has a through hole, and the female socket positive electrode sheet 14 and the female socket negative electrode sheet 16 protrude from the through hole and are electrically connected with the wire. In order to realize electrical isolation between the positive pole piece 14 of the female socket and the negative pole piece 16 of the female socket, a separator is also provided in the main body of the female socket. The utility model is provided with screw 11 on the overcoat one 18 to withstand the male plug, preventing the main body 1 from loosening.

The structure of the LED lamp of the present utility model is simple and compact, and the LED lamp is assembled as follows: one end of the main body 1 of the electrical connector 13 is hinged with the movable body 2, and its non-hinged end is threadedly connected with the male plug body 7; the movable body 2 is non-hinged. End is threadedly connected with lamp cap 4. The lamp cap 4 is connected to the main body 1 through the movable body 2, and the wire 2 electrically connected to the lamp cap 4 passes through the cavity 2 and extends into the cavity 1, and is electrically connected with the male plug. The female socket with outer jacket 18 is connected to the installation connector 6 through the outer jacket 18 through the knurled meson 22. When the male plug and the female socket are connected, the lamp holder 4 is electrically connected to the external power supply and the installation connector 6 is connected, and the external The wire 1 23 electrically connected to the power supply is connected to the ceiling 20 through the installation connector 6 and placed in the ceiling 20 .

The lamp base 4 of the LED ceiling lamp of this embodiment is installed on the ceiling 20 through the installation connector 6 (aluminum cover) and the electrical connector 13, so that the lamp base 4 can be stably installed on the ceiling 20. When in use, the illumination angle and illumination range of the lamp head 4 can be adjusted at will. When the lamp cap 4 needs to be maintained and replaced, the lamp cap 4 is directly disassembled for replacement or maintenance.

Embodiment two

In this embodiment, an LED downlight is used as an example to illustrate the following.

As shown in Figures 5 and 6, the LED lamp includes a lamp holder 4 integrally formed by an LED light source and an LED driver, an installation connector 6 and an electrical connector 13 for installing the LED lamp on a suspended ceiling 24; the electrical connector 13 One end is detachably connected to the lamp holder 4, and the other end is detachably connected to the installation connector 6 and is located above the installation connector 6; the lamp holder 4 is electrically connected to the external power supply through the electrical connector 13 and connected to the installation connector 6, and connected to the external power supply. The connected lead 1 23 is connected with the suspended ceiling 24 through the installation connector 6 and placed in the suspended ceiling 24 .

The installation connector 6 is an aluminum cover, and the aluminum cover is installed on the suspended ceiling 24 through the fastener 12 , and the lamp holder 4 is installed on the suspended ceiling 24 through the electrical connector 13 and the aluminum cover. Meanwhile, the mounting connector 6 is provided with a mounting hole 21 detachably connected with the electrical connector 13 .

The electrical connector of the present utility model includes a main body 1, a movable body 2 and a plug 3, wherein, one end of the main body 1 is provided with a movable groove (not shown), the movable body 2 is hinged to the inner wall of the movable groove, and the non-hinged end of the main body 1 is connected to the plug 3 threaded connection. The main body 1 is provided with a cavity 1, the movable body 2 is provided with a cavity 2, and the cavity 1 communicates with the cavity 2. When the electrical connector is connected to the lamp cap 4, the non-hinged end of the movable body 2 is screwed to the lamp cap 4, and the lamp cap 4 Connect the main body 1 through the movable body 2, and the electrically connected wire 2 passes through the cavity 2 and extends into the cavity 1, and is electrically connected with the plug 3. And the plug 3 is detachably connected with the installation connector 6, and is electrically connected with the external power supply, and the wire one 23 electrically connected with the external power supply is connected with the suspended ceiling 24 by the installation connector 6 and placed in the suspended ceiling 24.

The structure of the male socket and the female socket in the plug 3 of this embodiment, and the connection structure of the electrical connector 13 , the installation connector 6 and the lamp cap 4 are consistent with the first embodiment.

The structure of the LED lamp of the present utility model is simple and compact, and the LED lamp is assembled as follows: one end of the main body 1 of the electrical connector 13 is hinged with the movable body 2, and its non-hinged end is threadedly connected with the male plug body 7; the movable body 2 is non-hinged. End is threadedly connected with lamp cap 4. The lamp cap 4 is connected to the main body 1 through the movable body 2, and the wire 2 electrically connected to the lamp cap 4 passes through the cavity 2 and extends into the cavity 1, and is electrically connected with the male plug. The female socket with outer jacket 18 is connected to the installation connector 6 through the outer jacket 18 through the knurled meson 22. When the male plug and the female socket are connected, the lamp holder 4 is electrically connected to the external power supply and the installation connector 6 is connected, and the external The lead wire 1 23 that the power supply is electrically connected is connected with the suspended ceiling 24 and placed in the suspended ceiling 24 through the installation connector 6 .

The lamp base 4 of the LED downlight of this embodiment is installed on the suspended ceiling 24 through the installation connecting piece 6 (aluminum cover) and the electrical connecting piece 13, so that the lamp base 4 can be stably installed on the suspended ceiling 24. When in use, the illumination angle and illumination range of the lamp head 4 can be adjusted at will. When the lamp cap 4 needs to be maintained and replaced, the lamp cap 4 is directly disassembled for replacement or maintenance.

Embodiment Three

The only difference between this embodiment and Embodiment 1 is that the plug is a male plug and a female socket with a second outer casing, wherein the male plug is threadedly connected to one end of the second outer casing, the female socket is connected to the inner wall of the non-hinged end of the main body, and the main body is provided with There is an internal thread for connecting with the second jacket, the other end of the second jacket is connected to the installation connector through the second connector, and the second jacket is located above the installation connector.

Other structures of this embodiment are consistent with Embodiment 1.

Embodiment Four

The only difference between this embodiment and Embodiment 1 is that the maintenance-friendly LED lamp includes a lamp cap, an installation connector for mounting the lamp cap on the fixing part, and an electrical connector; one end of the electrical connector is detachably connected to the lamp cap, The other end is detachably connected to the installation connector and is located above the installation connector; the lamp head is electrically connected to the external power supply through the electrical connector and is connected to the installation connector, and the wire electrically connected to the external power supply is connected to the fixing member through the installation connector. in the fixture. Wherein, the electrical connector may be a connector for realizing electrical connection, such as a male and female plug.

Other structures of this embodiment are consistent with Embodiment 1.

The above-mentioned embodiment is a preferred implementation mode of the present utility model, but the implementation mode of the present utility model is not limited by the above-mentioned embodiment, and any other changes, modifications and substitutions made without departing from the spirit and principle of the present utility model , combination, and simplification, all should be equivalent replacement methods, and are all included in the protection scope of the present utility model.

Claims (10)

1. An LED lamp that is easy to maintain, characterized in that: it includes a lamp cap, an installation connector and an electrical connector for installing the lamp cap on the fixture; one end of the electrical connector is detachably connected to the lamp cap, and the other end is connected to the mount The parts are detachably connected and located above the installation connector; the lamp holder is electrically connected to the external power supply through the electrical connector and is connected to the installation connector, and the wire electrically connected to the external power supply is placed on the fixer through the installation connector and the fixer. Inside. 2. The maintenance-friendly LED lamp according to claim 1, characterized in that: the installation connector is provided with a mounting hole detachably connected to the electrical connector. 3. The maintenance-friendly LED lamp according to claim 1, wherein the electrical connector includes a main body, a movable body and a plug; one end of the main body is hinged to the movable body, and the main body is provided with a cavity, The movable body is provided with cavity two, cavity one communicates with cavity two; the plug is connected to the non-hinged end of the main body and the movable body, the lamp head is connected to the main body through the movable body and is electrically connected to the plug, and the electrically connected wire two passes through the cavity Body two extends into cavity one. 4. The maintenance-friendly LED lamp according to claim 3, characterized in that: the plug is connected to the non-hinged end of the main body; the lamp head is connected to the main body through a movable body and is electrically connected to the plug, and the electrically connected wire two passes through the cavity Body 2 extending into cavity 1 means: the lamp head is connected to the main body through a movable body, and the electrically connected wire 2 passes through cavity 2 and extends into cavity 1, and is electrically connected with the plug; the plug and the installation connector can be Disassemble the connection, and electrically connect with the external power supply, and the wire electrically connected with the external power supply is connected to the fixing piece through the installation connector and placed in the fixing piece; The non-hinged end of the movable body is provided with a connector one for connecting with the lamp cap; the connector one is a threaded connector or a connecting block for connecting with the outer surface of the lamp cap. 5. The maintenance-friendly LED lamp according to claim 4, characterized in that: the plug is a male plug and a female socket with a jacket one, and the female socket is built into the jacket one; the male plug and the main body are not hinged Threaded connection, the main body and the male plug connection end are provided with external threads for connecting with the first jacket; the first jacket and the installation connector are connected through the second connector and located above the installation connector. 6 . The maintenance-friendly LED lamp according to claim 5 , further comprising a female connector; the female connector is connected to an end of the housing that is far away from the installation connector. 7. The maintenance-friendly LED lamp according to claim 4, characterized in that: the plug is a male plug and a female socket with a second jacket, and the male plug is threadedly connected to one end of the second jacket; the female socket is connected to the main body The inner wall of the non-hinged end is connected, and the main body is provided with an internal thread for connecting with the outer casing two; the other end of the second outer casing is connected with the installation connector through the second connector, and the second outer casing is located above the installation connector. 8. The maintenance-friendly LED lamp according to any one of claims 1 to 7, characterized in that: the fixing part is a ceiling, the installation connector is a metal cover, and the lamp holder is a ceiling light source; the metal cover passes through Fasteners are installed on the ceiling, and the ceiling light source is installed on the ceiling through electrical connectors and metal covers. 9. The maintenance-friendly LED lamp according to any one of claims 1 to 7, characterized in that: the fixing part is a suspended ceiling, the installation connector is a metal cover, and the lamp holder is a downlight light source; the metal cover passes through The fasteners are installed on the suspended ceiling, and the downlight light source is installed on the suspended ceiling through the electrical connector and the metal cover. 10 . The maintenance-friendly LED lamp according to claim 1 , wherein the lamp holder is integrally formed by an LED light source and an LED driver. 11 .