CN217816573U

CN217816573U - Detachable down lamp

Info

Publication number: CN217816573U
Application number: CN202221957860.0U
Authority: CN
Inventors: 卢凯; 俞小明; 廖林彬
Original assignee: Axg Lighting Co ltd
Current assignee: Axg Lighting Co ltd
Priority date: 2022-07-27
Filing date: 2022-07-27
Publication date: 2022-11-15
Anticipated expiration: 2032-07-27

Abstract

The utility model relates to the technical field of lamps, in particular to a detachable down lamp, which comprises a light source component, a lamp sleeve, an optical component and a lamp bracket which are sequentially sleeved; the outer side wall of one end of the lamp holder is provided with a first spiral part and a first clamping part arranged on the first spiral part, the inner side wall of one end of the lamp sleeve is provided with a second spiral part matched with the first spiral part, the second spiral part is provided with a second clamping part matched with the second spiral part corresponding to the first clamping part, and the optical assembly is sleeved between the lamp sleeve and the lamp holder; the lamp is characterized in that a third spiral part and a third clamping part are arranged on the inner side wall of the other end of the lamp sleeve, a fourth spiral part matched with the third spiral part is arranged on the outer side wall of one end, away from the light emitting surface, of the light source component, and the fourth spiral part corresponds to the fourth clamping part matched with the third clamping part. The utility model discloses can realize the bare-handed dismouting of down lamp, need not professional electrician and handle.

Description

Detachable down lamp

Technical Field

The utility model relates to the technical field of lighting fixtures, especially, relate to a dismantled and assembled down lamp.

Background

The existing down lamp is divided into an integrated type and a split type, optical accessories and light source accessories of the integrated down lamp cannot be disassembled and assembled, and LEDs or driving elements in the lamp cannot be disassembled and maintained or are directly scrapped due to too high maintenance cost after the LEDs or the driving elements in the lamp have problems; the existing split type down lamp dismounting structure mostly adopts locking accessories such as bolts to assemble, corresponding parts and tools are needed during dismounting, bare-handed dismounting and mounting accessories cannot be realized, and the dismounting and mounting cost is high, and the dismounting and mounting steps are complex.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to solve the technical problem that a dismantled and assembled down lamp is provided, the dismouting can be twisted to the hand.

In order to solve the technical problem, the utility model discloses a technical scheme be: the detachable down lamp comprises a light source component, a lamp sleeve, an optical component and a lamp bracket which are sequentially sleeved;

the outer side wall of one end of the lamp holder is provided with a first spiral part and a first clamping part arranged on the first spiral part, the inner side wall of one end of the lamp sleeve is provided with a second spiral part matched with the first spiral part, the second spiral part is provided with a second clamping part matched with the second spiral part corresponding to the first clamping part, and the optical assembly is sleeved between the lamp sleeve and the lamp holder;

the lamp comprises a lamp sleeve and is characterized in that a third spiral part and a third clamping part are arranged on the inner side wall of the other end of the lamp sleeve, a fourth spiral part matched with the third spiral part is arranged on the outer side wall of one end, away from a light-emitting surface, of the light source assembly, and a fourth clamping part matched with the fourth spiral part is arranged at the position, corresponding to the third clamping part, of the fourth spiral part.

Furthermore, the first clamping part comprises an L-shaped first clamping block, and one end of the first clamping block is connected with the first spiral part and forms a first clamping groove together; the second clamping portion comprises an L-shaped second clamping block, the second clamping block is matched with the first clamping groove, one end of the second clamping block is connected with the second spiral portion and jointly forms a second clamping groove, and the second clamping groove is matched with the first clamping block.

Furthermore, a protruding block which can be abutted against the second clamping block is arranged on the inner side wall, close to the second clamping buckle, of the first clamping block.

Furthermore, the fourth clamping part comprises a U-shaped groove, an opening of the U-shaped groove corresponding to the U-shape is located in the spiral direction of the fourth spiral part, and the third clamping part comprises a linear clamping block matched with the U-shaped groove.

Furthermore, a rib is arranged at the end part, close to the opening, of one inner side wall of the U-shaped groove, and one end of the linear clamping block is in contact with the rib.

Furthermore, a tooth pattern part which is abutted against the linear clamping block is arranged on the inner side wall of the U-shaped groove, and the tooth pattern part is positioned between the convex edge and the side wall of the U-shaped groove far away from one end of the opening.

Furthermore, raised lines are arranged at the two ends and the central position of one end face, far away from the tooth line part, of the linear clamping block.

Furthermore, the outer side wall of one end of the lamp sleeve is also provided with two oppositely arranged spring clamps;

one end of the lamp holder is further provided with a flange arranged around the first spiral part, and the clamping end of the spring clamp abuts against the flange.

The beneficial effects of the utility model reside in that: the utility model provides a dismantled and assembled down lamp, lighting fixture are through the spiral joint of second spiral portion of first spiral portion and lamp cover, and the lamp cover passes through the spiral joint of fourth spiral portion of third spiral portion and light source subassembly, and optical assembly realizes fixedly with the help of the joint between lamp cover and the lighting fixture simultaneously, makes the utility model provides a light source subassembly, lamp cover, lighting fixture and optical assembly all can twist through the hand and realize the dismouting. Therefore, lamp holders, lamp sleeves, optical assemblies and light source modules with different colors and styles can be prepared according to market requirements for combination, finished products can be assembled by hands at any time according to the requirements for shipment, and overstock of accessories is avoided. Simultaneously, when the down lamp needs to be maintained or the accessories are replaced, the down lamp can be assembled by bare hands without the treatment of professional electricians.

Drawings

Fig. 1 is a schematic structural view of a detachable down lamp of the present invention;

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

fig. 3 is a schematic structural view of the first engaging portion and the third engaging portion of the detachable down lamp according to the present invention when they are detached;

fig. 4 is a schematic view showing the assembly between the lamp holder and the lamp cover of the detachable down lamp of the present invention;

fig. 5 is a schematic structural view of the detachable down lamp according to the present invention when the first engaging portion and the second engaging portion are detached;

fig. 6 is a schematic structural view of the optical assembly of the detachable down lamp of the present invention, which is a reflector;

fig. 7 is a schematic structural view of the detachable down lamp according to the present invention when the optical assembly is a diffuser plate;

description of reference numerals:

1. a light source assembly; 11. a fourth spiral portion; 12. a fourth engaging portion; 121. a U-shaped groove; 122. a serration; 123. a rib; 2. a lamp sleeve; 21. a second spiral portion; 22. a third spiral portion; 23. a third engaging portion; 24. a spring clip; 211. a second engaging portion; 212. a second card slot; 231. a straight fixture block; 232. a convex strip; 3. an optical component; 4. a lamp holder; 41. a first spiral portion; 42. a first engaging portion; 43. a fixed part; 44. a flange; 421. a first card slot; 422. and (4) a bump.

Detailed Description

In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.

Referring to fig. 1 to 7, the present invention provides a detachable down lamp, which includes a light source assembly, a lamp housing, an optical assembly and a lamp holder;

the lamp is characterized in that a third spiral part and a third clamping part are arranged on the inner side wall of the other end of the lamp sleeve, a fourth spiral part matched with the third spiral part is arranged on the outer side wall of one end, away from the light emitting surface, of the light source component, and the fourth spiral part corresponds to the fourth clamping part matched with the third clamping part.

From the above description, the beneficial effects of the present invention are: the lighting fixture passes through the second spiral portion spiral joint of first spiral portion and lamp holder, and the lamp holder passes through the fourth spiral portion spiral joint of third spiral portion and light source subassembly, and optical assembly realizes fixedly with the help of the joint between lamp holder and the lighting fixture simultaneously, makes the utility model provides a light source subassembly, lamp holder, lighting fixture and optical assembly all can twist through the hand and realize the dismouting. Therefore, lamp holders, lamp sleeves, optical assemblies and light source modules with different colors and styles can be prepared according to market requirements for combination, finished products can be assembled by hands at any time according to the requirements for shipment, and overstock of accessories is avoided. Simultaneously, when the down lamp needs to be maintained or the accessories are replaced, the down lamp can be assembled by bare hands without the treatment of professional electricians.

From the above description, one end of the first clamping block is connected with the first spiral part and forms a first clamping groove together, the second clamping block is matched with the first clamping groove, during the process of spirally connecting the lamp holder with the second spiral part of the lamp sleeve through the first spiral part, the second clamping block can be clamped with the first clamping block to form clamping connection, and similarly, the second clamping block is clamped with the first clamping block to form clamping connection, so that the first clamping block and the second clamping block can be tightly matched, and the clamping stability is guaranteed. Simultaneously, when first helix and second helix of reverse rotation, first fixture block and second fixture block withdraw from second draw-in groove and first draw-in groove simultaneously, realize disassembling fast.

From the above description, the bump can tightly lock the second latch, so as to prevent the second latch from falling off due to shaking.

Furthermore, the fourth clamping part comprises a U-shaped groove, an opening of the U-shaped groove corresponding to the U shape is positioned in the spiral direction of the fourth spiral part, and the third clamping part comprises a straight clamping block matched with the U-shaped groove.

From the above description, the straight-line-shaped fixture block on the third clamping part can be inserted into the U-shaped groove in the spiral process to realize the buckle connection, the straight-line-shaped fixture block and the U-shaped groove are better in hand feeling in the hand twisting process, and the assembling efficiency is high.

From the above description, it can be known that the end portion, close to the opening, of one inner side wall of the U-shaped groove is provided with the convex edge, so that the straight fixture block can be limited, and the straight fixture block is prevented from falling off when being shaken.

Furthermore, a tooth line part which is abutted against the linear clamping block is arranged on the inner side wall of the U-shaped groove, and the tooth line part is positioned between the convex edge and the side wall of the U-shaped groove far away from one end of the opening.

From the above description, the insection portion can increase the friction force between the contact surface of the U-shaped groove and the linear fixture block, so as to avoid the falling risk caused by the thermal deformation failure of the linear fixture block due to external vibration or high temperature.

Furthermore, convex strips are arranged at the two ends and the central position of one end face, far away from the tooth thread part, of the linear clamping block.

As can be seen from the above description, the raised strips on the linear fixture block can increase the friction force between the raised strips and the contact surface of the U-shaped groove, and are also convenient to disassemble, so that the difficulty of hand-screwing assembly can be reduced.

As can be seen from the above description, the spring clip can increase the tightness of the connection between the lamp holder, the lamp holder and the optical assembly, so that a stable integrated structure is formed between the lamp holder, the lamp holder and the optical assembly.

Application scenarios: the utility model provides a pair of dismantled and assembled down lamp mainly is applied to in scenes such as down lamp assembly, maintenance and accessory change.

Referring to fig. 1 to 7, a first embodiment of the present invention is: the utility model provides a dismantled and assembled down lamp, including light source subassembly 1, lamp housing 2, optical assembly 3 and lighting fixture 4 that cup joint in proper order. Specifically, the one end lateral wall of lighting fixture is equipped with first spiral portion 41 and sets up first block portion 42 on the first spiral portion, the one end inside wall of lamp cover be equipped with the second spiral portion 21 of first spiral portion looks adaptation, the one end of lamp cover is screwed through first spiral portion and second spiral portion with the one end of lighting fixture and is connected, simultaneously, the second spiral portion corresponds first block portion position is equipped with the second block portion 211 of looks adaptation for second block portion can block with first block portion fixedly. Simultaneously, the optical assembly cover is established the lamp cover with between the lighting fixture, lamp cover and lighting fixture joint are fixed the back, and optical assembly can block to be fixed between lamp cover and lighting fixture for lamp cover, lighting fixture and optical assembly can assemble and form an organic whole structure. Be equipped with third spiral portion 22 and third block portion 23 on the other end inside wall of lamp cover, the light source subassembly is kept away from one end lateral wall of light emitting area be equipped with the fourth spiral portion 11 of third spiral portion looks adaptation, the light source subassembly can be screwed fixedly through the other end of fourth spiral portion with the lamp cover, simultaneously, corresponds on the fourth spiral portion the third block portion position is equipped with the fourth block portion 12 of looks adaptation, and third block portion and fourth block portion block are fixed to make and can form between light source subassembly and the lamp cover can assemble closely, also quick assembly disassembly's structure.

In this embodiment, the center of the lamp holder includes a fixing portion 43 having a conical structure and a flange 44 disposed at one end of the lamp holder and surrounding the fixing portion, the first spiral portion is disposed on the peripheral wall of the fixing portion, and the flange is disposed around the peripheral wall of the first spiral portion and connected to the end of the first spiral portion near the one end of the lamp holder. Specifically, the first engaging portion includes a first engaging block in an L shape, one end of the first engaging block is connected to the first spiral portion and forms a first engaging groove 421, and an opening of the first engaging groove is located in a spiral direction of the first spiral portion.

In this embodiment, the optical element is a light reflecting plate or a diffusing plate, the optical element is annular, and the inner circumference of the optical element corresponding to the annular shape is matched with the fixing part of the lamp holder. Preferably, the optical assembly is made of plastic, and when the optical assembly is assembled, the optical assembly is sleeved outside the fixing portion of the lamp holder, so that the optical assembly is tightly attached to the fixing portion.

In this embodiment, the lamp sleeve is of an annular structure, and the inner circumference of the lamp sleeve corresponding to the ring shape is matched with the optical assembly. The lamp sleeve is sleeved outside the optical assembly and attached to the outer peripheral wall of the optical assembly, and meanwhile one end of the lamp sleeve can be screwed with the first spiral part on the lamp holder through the second spiral part. Specifically, the second clamping portion on the second spiral portion includes a second clamping block in an L shape, one end of the second clamping block is connected with the second spiral portion and forms a second clamping groove 212 together, and an opening of the second clamping groove is located in a spiral direction of the second spiral portion. The second clamping groove is matched with the other end of the first clamping block, and the other end of the second clamping block is matched with the first clamping groove. In the process of screwing the first spiral part and the second spiral part by a rotating hand, the second clamping block is gradually inserted into the first clamping groove, and meanwhile, the first clamping block is synchronously inserted into the second clamping groove to form clamping fixation.

In this embodiment, a protrusion 422 capable of abutting against the second fixture block is disposed on an inner sidewall of the first fixture block close to the second fixture block. Preferably, first fixture block and second fixture block are the plastics material, have better toughness, and first fixture block can form the state of pressing each other through setting up the lug and the contact of second fixture block to can prevent that the joint state between first fixture block and the second fixture block from causing because rocking to drop.

In this embodiment, a fourth engaging portion 12 is disposed on the fourth spiral portion of the light source assembly, specifically, the fourth engaging portion includes a U-shaped groove 121, and an opening of the U-shaped groove corresponding to the U-shape is located in a spiral direction of the fourth spiral portion. A tooth line portion 122 and dentate bead 123 that the opening direction set gradually are equipped with to a U-shaped inslot lateral wall, and the convex thickness of bead is greater than the convex thickness of tooth line portion, and the bead setting is close to open-ended tip at a U-shaped inslot lateral wall, so the bead can correspond the opening formation limiting displacement in U-shaped groove.

In this embodiment, a third engaging portion 23 located on the third spiral portion is disposed on an inner side wall of the other end of the lamp sleeve, the third engaging portion includes a linear clamping block 231 adapted to the U-shaped groove, and a side wall of the linear clamping block disposed along the length direction is connected to the third spiral portion. The straight-line-shaped clamping block can be inserted into the U-shaped groove of the fourth clamping part and is contacted with the insection part in the U-shaped groove in the process of rotating and screwing the fourth spiral part and the third spiral part by hands. Meanwhile, after the linear clamping block is clamped with the U-shaped groove in place, the convex edge can limit the linear clamping block, and the linear clamping block is prevented from falling off from the U-shaped groove easily. Preferably, the two ends and the central position of one end face of the straight-line-shaped fixture block, which are far away from the toothed part, are provided with convex strips 232, and the convex strips can be in contact with the other inner side wall of the U-shaped groove.

In this embodiment, two spring clips 24 disposed oppositely are further disposed on the outer side wall of one end of the lamp sleeve, and the clamping ends of the spring clips can be pressed against the flanges under the action of elastic force. After the joint was twisted to lighting fixture and lamp cover hand, can further increase the compactness of being connected between lighting fixture, lamp cover and the optical assembly through acting on the lighting fixture with two spring frame on the lamp cover for form stable integrative structure between lighting fixture, lamp cover and the optical assembly.

The working principle is as follows:

the assembly steps are as follows:

1. firstly, sleeving an optical assembly on a fixing part of a lamp holder, sleeving a lamp sleeve on the optical assembly, moving the lamp sleeve towards a first spiral part of the lamp holder, aligning a second spiral part of the lamp sleeve with the first spiral part, screwing by hand, gradually inserting a second clamping block into a first clamping groove, and synchronously inserting the first clamping block into a second clamping groove to form clamping fixation; the clamping end of the spring clip is then rotated onto the flange. So that the spring clamp is clamped with the lamp holder; at the moment, the lamp holder, the lamp sleeve and the optical assembly form a compact integrated structure;

2. aligning a fourth spiral part of the light source assembly with a third spiral part of the lamp sleeve and screwing the fourth spiral part and the third spiral part by hand, wherein in the process of screwing the fourth spiral part and the third spiral part by hand, a linear clamping block can be inserted into a U-shaped groove of the third clamping part to form clamping fixation, so that the assembly of the light source assembly and the lamp sleeve is completed;

3. the disassembling step may be reversed with reference to the installing step.

To sum up, the utility model provides a pair of dismantled and assembled down lamp, lighting fixture are through the second spiral joint of first spiral portion with the lamp cover, and the lamp cover passes through the fourth spiral joint of third spiral portion with the light source subassembly, and optical assembly realizes fixedly with the help of the joint between lamp cover and the lighting fixture simultaneously, makes the utility model provides a light source subassembly, lamp cover, lighting fixture and optical assembly all can twist through the hand and realize the dismouting. Therefore, lamp holders, lamp sleeves, optical assemblies and light source modules with different colors and styles can be prepared according to market requirements for combination, finished products can be assembled by hands at any time according to the requirements for shipment, and overstock of accessories is avoided. Simultaneously, when the down lamp needs to be maintained or the accessories are replaced, the down lamp can be assembled by bare hands without the treatment of professional electricians.

The above mentioned is only the embodiment of the present invention, and the patent scope of the present invention is not limited thereby, and all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.

Claims

1. A detachable down lamp is characterized by comprising a light source component, a lamp sleeve, an optical component and a lamp holder which are sequentially sleeved;

2. A detachable downlight according to claim 1, wherein the first engaging portion comprises a first L-shaped engaging block, one end of the first engaging block is connected to the first spiral portion and forms a first engaging groove together; the second clamping portion comprises an L-shaped second clamping block, the second clamping block is matched with the first clamping groove, one end of the second clamping block is connected with the second spiral portion and jointly forms a second clamping groove, and the second clamping groove is matched with the first clamping block.

3. A detachable down lamp according to claim 2, wherein a protrusion for abutting against the second clip is disposed on an inner side wall of the first clip adjacent to the second clip.

4. A detachable downlight according to claim 1, wherein the fourth engaging portion comprises a U-shaped groove, an opening of the U-shaped groove corresponding to the U-shape is located in a spiral direction of the fourth spiral portion, and the third engaging portion comprises a linear engaging block adapted to the U-shaped groove.

5. A detachable down lamp according to claim 4, wherein a rib is provided on an inner side wall of the U-shaped groove at an end portion thereof adjacent to the opening, and one end of the linear block is in contact with the rib.

6. A detachable down lamp according to claim 5, wherein an inner side wall of the U-shaped groove is provided with a serration portion abutting against the linear block, and the serration portion is located between the rib and a side wall of the U-shaped groove at an end away from the opening.

7. A detachable down lamp according to claim 6, wherein the linear block has a protrusion at both ends and at a central position of an end surface thereof remote from the serration.

8. A detachable down lamp according to claim 1, wherein the outer side wall of one end of the lamp sleeve is provided with two oppositely arranged spring clips;