CN218645523U

CN218645523U - Down lamp

Info

Publication number: CN218645523U
Application number: CN202223420240.6U
Authority: CN
Inventors: 翁俊谦
Original assignee: Jiangmen City Huazhe Lighting Technology Co ltd
Current assignee: Jiangmen City Huazhe Lighting Technology Co ltd
Priority date: 2022-12-16
Filing date: 2022-12-16
Publication date: 2023-03-17
Anticipated expiration: 2032-12-16

Abstract

The utility model relates to the technical field of lighting fixtures, and a down lamp is disclosed, including the down lamp body, the top fixed mounting of down lamp body has the radiating seat, the top lateral wall of down lamp body is provided with three section of thick bamboo piece that props along axial evenly distributed, be provided with convulsions heat dissipation mechanism on the radiating seat, convulsions heat dissipation mechanism is including a wind channel section of thick bamboo, the bottom surface of a wind channel section of thick bamboo is provided with three direction slide bar along axial evenly distributed, three direction slide bar all is the activity inserted relation with a wind channel section of thick bamboo, the bottom of three direction slide bar sets up respectively on three section of thick bamboo piece that props, the inside top of a wind channel section of thick bamboo is provided with the fan hack lever, be provided with air exhausting blade on the fan hack lever, the below of fan hack lever is provided with liftable removal's wind-guiding tablet, the wind-guiding hole that runs through from top to bottom is seted up at the center of wind-guiding tablet, the wind-guiding tablet laminating is on the radiating seat's top. The utility model discloses simple structure through the setting of convulsions heat dissipation mechanism, has effectively realized carrying out high-efficient radiating effect to the down lamp body.

Description

Down lamp

Technical Field

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

Background

The down lamp is a lighting lamp embedded in a ceiling and emitting light downward. The ceiling lamp has the greatest characteristic that the integral unity of architectural decoration can be kept, and the unity of ceiling art cannot be damaged due to the arrangement of the lamp. The down lamp does not occupy space, and the soft atmosphere in the space can be increased. The down lamp easily produces high temperature in the use, need dispel the heat to it, consequently, carry out heat conduction heat dissipation through installing the radiating seat at the afterbody of down lamp, but the radiating seat of prior art only conducts the back through the heat to the down lamp, natural cooling dispels the heat in the air, this kind of radiating mode is obviously relatively poor, be not suitable for the down lamp of high luminance, high power, also have in the prior art to assist the radiating seat heat dissipation cooling with the radiating mode of convulsions through increasing radiator fan on the radiating seat, but this kind of radiating structure lacks effectual wind channel structure, lead to the radiating seat general with the contact effect of mobile air, and the convulsions in-process, the velocity of flow of air is lower, final radiating effect is still not good.

To this end, we propose a downlight.

SUMMERY OF THE UTILITY MODEL

The utility model discloses solve the technical problem that above-mentioned prior art exists, provide a down lamp.

In order to realize the above-mentioned purpose, the utility model discloses a following technical scheme, a down lamp, including the down lamp body, the top fixed mounting of down lamp body has the radiating seat, be provided with temperature sensor in the radiating seat, the top lateral wall of down lamp body is provided with three section of thick bamboo piece that props along axial evenly distributed, be provided with convulsions heat dissipation mechanism on the radiating seat, convulsions heat dissipation mechanism is including a wind channel section of thick bamboo, the upper and lower both ends of a wind channel section of thick bamboo all are the opening form, the bottom surface of a wind channel section of thick bamboo is provided with three direction slide bar along axial evenly distributed, three direction slide bar all is the activity insertion relation with a wind channel section of thick bamboo, the bottom of three direction slide bar sets up respectively on three section of thick bamboo piece that props, the inside top of a wind channel section of thick bamboo is provided with the fan hack, be provided with convulsions blade on the fan hack, the below of fan hack is provided with the preforming of liftable removal, the wind-guiding hole that runs through about wind-guiding preforming's center is seted up, the wind-guiding preforming laminating is on the top of radiating seat.

Furthermore, both ends of the fan frame rod are fixedly connected with the inner side wall of the top end of the air duct cylinder, an air draft motor is fixedly installed at the center of the bottom of the fan frame rod and is in transmission connection with air draft blades through a transmission shaft.

Furthermore, the two ends of the fan frame rod are respectively and movably inserted with a pressing slide rod, and the bottom ends of the two pressing slide rods are fixedly connected with the air guide pressing sheet.

Furthermore, the outer side walls of the two pressure support sliding rods are respectively movably sleeved with a pressure support spring, and the upper end and the lower end of each pressure support spring are respectively attached to the fan rack rod and the air guide pressing sheet.

Furthermore, the three guide slide bars are movably inserted on the three supporting cylinder blocks respectively, supporting ring pieces are fixedly sleeved on the outer side walls of the lower ends of the three guide slide bars respectively, and the three supporting ring pieces are attached to the top ends of the three supporting cylinder blocks respectively.

Furthermore, the outer side wall of the bottom end of each guide slide rod is connected with a fastening nut through threads, and the three fastening nuts are respectively attached to the bottoms of the three supporting cylinder blocks.

Advantageous effects

The utility model provides a down lamp. The method has the following beneficial effects:

1. according to the down lamp, heat generated by the down lamp body is radiated through the radiating seat, the temperature is monitored through the temperature sensor in the radiating seat, when the temperature is higher, the rotation speed of an air draft motor of the air draft heat dissipation mechanism is controlled and started according to the temperature monitored by the temperature sensor, the air draft motor drives the rotation of an air draft blade through a transmission shaft, so that the outside air can be pumped into the air duct cylinder through the opening at the bottom end of the air duct cylinder and discharged from the top end of the air duct cylinder, the air pumped into the air duct cylinder firstly passes through the heat dissipation seat, thereby taking away the heat on the heat dissipation seat and effectively realizing the effect of auxiliary heat dissipation, and through the air guide pressing sheet attached to the top end of the heat dissipation seat, the air passing through the heat dissipation seat enters the axis of the heat dissipation seat and then enters the air duct cylinder through the air guide holes on the air guide pressing sheet, thereby effectively improving the contact effect of the heat radiating seat and the flowing air, effectively improving the heat radiating effect, when the temperature is too high, the air draft motor rotates at high speed and drives the air draft blades to rotate at high speed, and the air generates relative thrust to the air draft blades through the high-speed rotation of the air draft blades, and pushes the air duct cylinder to overcome the elastic action of the pressure support springs on the two pressure support slide bars and slide downwards on the three guide slide bars, the air duct cylinder is sleeved on the heat dissipation seat after moving downwards, so that the outside air can only pass through the heat radiating seat through the lower end of the heat radiating seat and enter the air duct cylinder, thereby not only effectively improving the contact effect of the flowing air and the heat radiating seat, meanwhile, the air inlet is reduced to a certain extent, so that the air flow rate is effectively increased under the condition that the air flow rate in unit time is not changed, and then effectively strengthened the radiating effect, device simple structure through convulsions heat dissipation mechanism's setting, has effectively realized carrying out high-efficient radiating effect to the down lamp body.

2. This down lamp, through propping a section of thick bamboo piece, the direction slide bar, support the ring piece, fastening nut, press the setting that props the slide bar and press and prop the spring, can guarantee the laminating effect of wind-guiding preforming and radiating seat through pressing the slide bar and pressing and prop the spring, thereby guarantee when convulsions heat dissipation mechanism moves, outside air can pass the axle center department of radiating seat and get into in the wind channel section of thick bamboo from the wind-guiding hole of wind-guiding preforming, the contact effect of radiating seat with the mobile air has been improved, thereby the radiating effect has effectively been improved, press the slide bar and press the spring to prop the spring and can play the supporting role to the wind channel section of thick bamboo simultaneously, after convulsions motor drive convulsions blade high-speed rotation and produce reverse thrust, through propping a section of thick bamboo piece to the support of support ring piece and direction slide bar and fastening of fastening nut to the direction slide bar, make three direction slide bar can play the effect of stable direction to the removal of wind channel section of thick bamboo, convulsions heat dissipation mechanism's stability and high-efficient convulsions heat dissipation effect have effectively been improved.

Drawings

The structures, proportions, sizes, and other elements shown in the specification are for the understanding of the present disclosure, and are not intended to limit the scope of the present disclosure, which is defined by the claims, but rather by the claims.

FIG. 1 is a perspective view of the overall structure;

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

FIG. 3 is an exploded perspective view of the overall structure;

fig. 4 is an enlarged view of fig. 3 at B.

Illustration of the drawings:

11. a down lamp body; 12. a heat dissipation base; 2. a cylinder supporting block; 31. an air duct cylinder; 32. a guide slide bar; 33. a support ring sheet; 34. fastening a nut; 35. a fan frame bar; 36. air draft blades; 37. pressing and supporting the sliding rod; 38. wind guide pressing sheets; 39. and pressing and supporting the spring.

Detailed Description

A tube light, as shown in figure 1-4, comprises a tube light body 11, a heat radiation seat 12 is fixedly arranged at the top end of the tube light body 11, a temperature sensor is arranged in the heat radiation seat 12, three support cylinder blocks 2 are uniformly distributed on the outer side wall of the top end of the tube light body 11 along the axial direction, an air-extracting heat-radiating mechanism is arranged on the heat radiation seat 12, the air-extracting heat-radiating mechanism comprises an air duct cylinder 31, the upper end and the lower end of the air duct cylinder 31 are both in an open shape, three guide slide bars 32 are uniformly distributed on the bottom surface of the air duct cylinder 31 along the axial direction, the three guide slide bars 32 are all in movable insertion relation with the air duct cylinder 31, the bottom ends of the three guide slide bars 32 are respectively arranged on the three support cylinder blocks 2, a fan frame bar 35 is arranged at the inner top end of the air duct cylinder 31, an air guide pressing sheet 38 capable of lifting and moving is arranged below the fan frame bar 35, an air guide hole penetrating through the center of the air guide sheet 38 is arranged at the center of the air guide sheet 38, the air guide sheet 38 is attached to the top end of the heat radiation seat 12, the air guide sheet 35, the two ends of the air guide spring support cylinder blocks are respectively attached to the air guide sheet 37, the air guide sheet 37 and the air guide sheet 37 are respectively attached to the air guide sheet 37, the outer side walls of the bottom ends of the three guide slide bars 32 are respectively connected with fastening nuts 34 through threads, and the three fastening nuts 34 are respectively attached to the bottoms of the three supporting cylinder blocks 2.

The utility model discloses a theory of operation: when the down lamp is used, heat generated by the down lamp body 11 is radiated through the radiating seat 12, the temperature is monitored through the temperature sensor in the radiating seat 12, when the temperature is higher, the rotating speed of the air draft motor of the air draft radiating mechanism is controlled and started according to the temperature monitored by the temperature sensor, the air draft motor drives the air draft blades 36 to rotate through the transmission shaft, so that outside air can be drawn into the air duct cylinder 31 through the opening at the bottom end of the air duct cylinder 31 and discharged from the top end of the air duct cylinder 31, the air drawn into the air duct cylinder 31 firstly passes through the radiating seat 12, so that the heat on the radiating seat 12 can be taken away, the auxiliary radiating effect is effectively realized, and the air passing through the radiating seat 12 can enter the axis of the radiating seat 12 and then enters the air duct cylinder 31 through the air guide holes in the air guide pressing sheet 38 through the air guide pressing sheet 38 attached to the top end of the radiating seat 12, when the temperature is too high, the air draft motor rotates at high speed and drives the air draft blades 36 to rotate at high speed, the air generates relative thrust on the air draft blades 36 through the high-speed rotation of the air draft blades 36, the air duct cylinder 31 is pushed to overcome the elastic action of the pressure support springs 39 on the two pressure support slide bars 37 and slide downwards on the three guide slide bars 32, the air duct cylinder 31 is sleeved on the heat radiation seat 12 after moving downwards, so that the outside air can only penetrate through the heat radiation seat 12 through the lower end of the heat radiation seat 12 and enter the air duct cylinder 31, the contact effect of the flowing air and the heat radiation seat 12 is effectively improved, the air inlet is reduced to a certain extent, the air flow rate is effectively increased under the condition that the air flow in the unit time is unchanged, and the heat radiation effect is effectively enhanced, the device simple structure through the setting of convulsions heat dissipation mechanism, has effectively realized carrying out high-efficient radiating effect to down lamp body 11.

Through the arrangement of the cylinder supporting block 2, the guide slide bar 32, the supporting ring piece 33, the fastening nut 34, the press-supporting slide bar 37 and the press-supporting spring 39, the laminating effect of the air guide pressing piece 38 and the heat radiating seat 12 can be ensured through the press-supporting slide bar 37 and the press-supporting spring 39, so that when the air draft heat radiating mechanism operates, outside air can pass through the axis of the heat radiating seat 12 and enter the air duct cylinder 31 from the air guide hole of the air guide pressing piece 38, the contact effect of the heat radiating seat 12 and flowing air is improved, the heat radiating effect is effectively improved, meanwhile, the press-supporting slide bar 37 and the press-supporting spring 39 can play a supporting role in the air duct cylinder 31, after the air draft motor drives the air draft blades 36 to rotate at a high speed to generate reverse thrust, the three guide slide bars 32 can play a role in stably guiding the movement of the air duct cylinder 31 through the support of the supporting ring piece 33 and the guide slide bar 32 and the fastening of the fastening nut 34 to the guide slide bar 32, and the stability and the efficient air draft heat radiating effect of the air draft heat radiating mechanism are effectively improved.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides a down lamp, includes down lamp body (11), and the top fixed mounting of down lamp body (11) has radiating seat (12), is provided with temperature sensor, its characterized in that in radiating seat (12): the down lamp is characterized in that three supporting cylinder blocks (2) are arranged on the outer side wall of the top end of the down lamp body (11) along the axial direction and are uniformly distributed, an air draft heat dissipation mechanism is arranged on a heat dissipation seat (12) and comprises an air duct cylinder (31), the upper end and the lower end of the air duct cylinder (31) are both in an opening shape, three guide slide bars (32) are arranged on the bottom surface of the air duct cylinder (31) along the axial direction and are uniformly distributed, the three guide slide bars (32) are movably inserted into the air duct cylinder (31), the bottom ends of the three guide slide bars (32) are respectively arranged on the three supporting cylinder blocks (2), a fan rack bar (35) is arranged at the top end of the air duct cylinder (31), air draft blades (36) are arranged on the fan rack bar (35), air guide pressing sheets (38) capable of moving up and down are arranged below the fan rack bar (35), air guide holes penetrating through the centers of the air guide pressing sheets (38) are formed, and the air guide pressing sheets (38) are attached to the top end of the heat dissipation seat (12).

2. A downlight according to claim 1, wherein: both ends of the fan frame rod (35) are fixedly connected with the inner side wall of the top end of the air duct cylinder (31), an air draft motor is fixedly mounted at the center of the bottom of the fan frame rod (35), and the air draft motor is in transmission connection with air draft blades (36) through a transmission shaft.

3. A downlight according to claim 1, wherein: and two ends of the fan rack rod (35) are respectively and movably inserted with a pressing and supporting slide rod (37), and the bottom ends of the two pressing and supporting slide rods (37) are fixedly connected with an air guide pressing sheet (38).

4. A downlight according to claim 3, wherein: the outer side walls of the two pressure support sliding rods (37) are respectively movably sleeved with a pressure support spring (39), and the upper end and the lower end of each pressure support spring (39) are respectively attached to a fan frame rod (35) and an air guide pressing sheet (38).

5. A downlight according to claim 1, wherein: the three guide slide bars (32) are movably inserted in the three cylinder supporting blocks (2) respectively, the outer side walls of the lower ends of the three guide slide bars (32) are fixedly sleeved with supporting ring pieces (33) respectively, and the three supporting ring pieces (33) are attached to the top ends of the three cylinder supporting blocks (2) respectively.

6. A downlight according to claim 5, wherein: the outer side wall of the bottom end of each guide sliding rod (32) is connected with a fastening nut (34) through threads, and the three fastening nuts (34) are attached to the bottoms of the three supporting cylinder blocks (2) respectively.