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CN-121739329-B - Down lamp convenient to construct and assemble

CN121739329BCN 121739329 BCN121739329 BCN 121739329BCN-121739329-B

Abstract

The invention discloses a down lamp convenient to construct and assemble, which comprises a lamp holder assembly, a connector, a light source assembly and a light source assembly, wherein the lamp holder assembly is provided with an anode electric connection terminal and a cathode electric connection terminal, the connector is detachably connected to the lamp holder assembly and comprises a connecting seat, at least two groups of cathode contact assemblies which are connected to the connecting seat in a sliding manner, and anode contact pieces which are fixedly connected to the end parts of the connecting seat, and the light source assembly is fixedly connected to the connector. The connector is used for realizing the detachable connection of the lamp holder assembly and the light source assembly, reducing wiring and construction difficulty, improving installation efficiency, adopting a combined structure of the connecting seat and the negative electrode contact assembly, the negative electrode contact assembly adopts a sliding piece, an elastic locking module embedded in the sliding piece and a sliding guide structure of the connecting seat, so that stable and reliable electric connection between the connecting machine and the lamp holder assembly is further realized.

Inventors

  • LIN CHENCHUN
  • CHENG ZHEN
  • HUANG ZHICHENG

Assignees

  • 深圳市极成光电有限公司

Dates

Publication Date
20260508
Application Date
20260227

Claims (9)

  1. 1. A down lamp convenient for construction and assembly is characterized by comprising: the lamp holder assembly is provided with an anode electric connection terminal and a cathode electric connection terminal; The connector is detachably connected to the lamp holder assembly and comprises a connecting seat, at least two groups of negative electrode contact assemblies which are connected to the connecting seat in a sliding manner, and positive electrode contact pieces which are fixedly connected to the end parts of the connecting seat, and The light source assembly is fixedly connected to the connector; The negative electrode contact assembly comprises a sliding part, a first elastic part and an elastic locking module, wherein the first elastic part is connected to the end part of the sliding part, the elastic locking module is embedded in the sliding part, the sliding part can slide relative to the axial direction of the connecting seat, the first elastic part is synchronously compressed or stretched, when the first elastic part is in a stretched state, the sliding part expands outwards along the radial direction of the sliding part compared with the connecting seat, so that the sliding part is abutted to the negative electrode electric connecting terminal to form a negative electrode loop for supplying power to the light source assembly, the positive electrode contact part is abutted to the positive electrode electric connecting terminal to form a positive electrode loop for supplying power to the light source assembly, the connector is synchronously and elastically clamped to the lamp holder assembly by the elastic locking module, the connecting seat comprises a columnar body, the side wall of the columnar body is provided with guide grooves with the same quantity as the negative electrode contact assembly, the sliding part is slidably connected to the guide grooves, and the sliding part synchronously expands inwards or contracts inwards along the central axis of the columnar body when sliding along the guide grooves.
  2. 2. The down lamp convenient for construction and assembly according to claim 1, wherein the bottom of the guide groove is an inclined plane which is arranged at an included angle with the central axis of the columnar body, and the sliding piece is provided with a bottom inclined plane which is abutted with the inclined plane, and a top cambered surface which is opposite to the bottom inclined plane and is parallel to the central axis of the columnar body.
  3. 3. The down lamp of claim 2, wherein the cross section of the guide groove is a T-shaped groove, and the guide part assembled with the T-shaped groove extends outside the bottom of the sliding piece.
  4. 4. The down lamp of any one of claims 1 to 3, wherein the elastic locking module comprises a second elastic member and a ball arranged at the end part of the second elastic member, a mounting hole embedded in the second elastic member is arranged in the sliding member, and no more than half of the ball is exposed from one end opening of the mounting hole.
  5. 5. The down lamp convenient for construction and assembly according to claim 4, wherein the length direction of the mounting hole is arranged at an included angle with the central axis of the columnar body, so that the second elastic element is obliquely arranged relative to the central axis of the columnar body, and when the connector is inserted into the lamp holder assembly, the ball is driven by the lamp holder assembly, moves along the mounting hole to synchronously compress the second elastic element, and then returns to be clamped in the lamp holder assembly under the action of the elastic force of the second elastic element.
  6. 6. The down lamp convenient for construction and assembly according to claim 5, wherein the lamp holder assembly comprises a lamp holder, at least two elastic clamping pieces connected to the outer wall of the lamp holder, a plug-in groove is arranged in the lamp holder, the bottom of the plug-in groove is provided with the positive electrode electric connection terminal, and the inner side wall of the plug-in groove is provided with the negative electrode electric connection terminal.
  7. 7. The down lamp of claim 6, wherein the plugging groove is a cylindrical groove, the positive electrode electric connection terminal is arranged at the bottom center position of the cylindrical groove, and the negative electrode electric connection terminal is an elastic ring encircling the inner side wall of the cylindrical groove.
  8. 8. The down lamp convenient for construction and assembly according to claim 7, wherein the connecting seat is further provided with a plurality of heat dissipation fins.
  9. 9. The down lamp of claim 8, wherein the light source assembly comprises a lamp barrel, and a light source plate, a reflecting cup and a lens which are connected in the lamp barrel, wherein the light source plate, the reflecting cup and the lens are sequentially arranged front and back.

Description

Down lamp convenient to construct and assemble Technical Field The invention relates to the technical field of lighting lamps, in particular to a down lamp convenient to construct and assemble. Background The lamp is applied to houses, super business, hotels, airports, stations, museums and other places, and can realize the lighting function and stronger visual decorative effect through the designs of light colors, angles and the like, for example, a ceiling lamp is a common top lighting decorative lamp, and the ceiling lamp has the characteristics of small size, low energy consumption, flexible installation and distribution design and the like. The existing ceiling lamp generally adopts the following two mounting structure designs, one is connected into a hole reserved in a ceiling through an elastic buckle, and the other peripheral track is connected onto the lamp track. The lamp holder and the light source assembly of the ceiling lamp are generally of an integrated structure, such as common down lamp products, wires are required to be connected with wiring terminals of the down lamp during installation and then clamped in reserved holes of a ceiling, one hand is required to be vacated for holding the down lamp during connection of the wires, and the operation is very inconvenient in the air close to the ceiling. Based on the above-mentioned needs, it is urgent to develop a base and light source assembly separation type structure that can realize down lamp to separate light source and lamp stand when the equipment, reduce the wiring degree of difficulty, improve installation convenience and efficiency of construction. Disclosure of Invention The invention aims to overcome the defects of the prior art, and provides a down lamp convenient to construct and assemble, so as to solve the technical problem of inconvenient wiring and installation of the existing lamp. In order to achieve the above purpose, the present invention adopts the following technical scheme: The embodiment of the invention provides a down lamp convenient for construction and assembly, which comprises: the lamp holder assembly is provided with an anode electric connection terminal and a cathode electric connection terminal; The connector is detachably connected to the lamp holder assembly and comprises a connecting seat, at least two groups of negative electrode contact assemblies which are connected to the connecting seat in a sliding manner, and positive electrode contact pieces which are fixedly connected to the end parts of the connecting seat, and The light source assembly is fixedly connected to the connector; The negative electrode contact assembly comprises a sliding part, a first elastic part connected to the end part of the sliding part, and an elastic locking module embedded in the sliding part, wherein the sliding part can slide relative to the axial direction of the connecting seat and synchronously compress or stretch the first elastic part, when the first elastic part is in a stretching state, the sliding part expands outwards along the radial direction of the connecting seat compared with the connecting seat, so that the sliding part is abutted to the negative electrode electric connecting terminal to form a negative electrode loop for supplying power to the light source assembly, the positive electrode contact part is abutted to the positive electrode electric connecting terminal to form a positive electrode loop for supplying power to the light source assembly, and the elastic locking module elastically clamps the connector to the lamp holder assembly synchronously. The connecting seat comprises a columnar body, the side walls of the columnar body are provided with guide grooves with the same number as that of the negative electrode contact assemblies, the sliding parts are connected with the guide grooves in a sliding mode, and the sliding parts synchronously contract inwards or expand outwards along the radial direction relative to the central axis of the columnar body when sliding along the guide grooves. The bottom of the guide groove is an inclined plane which is arranged at an included angle with the central axis of the columnar body, and the sliding piece is provided with a bottom inclined plane which is in butt joint with the inclined plane, and a top cambered surface which is opposite to the bottom inclined plane and is parallel to the central axis of the columnar body. The section of the guide groove is a T-shaped groove, and a guide part matched with the T-shaped groove extends outside the bottom of the sliding piece. The elastic locking module comprises a second elastic piece and a ball arranged at the end part of the second elastic piece, wherein a mounting hole embedded with the second elastic piece is formed in the sliding piece, and no more than half of the ball body is exposed from one end opening of the mounting hole. When the connector is inserted into the lamp holder assembly, the balls are driven by t