CN211875944U

CN211875944U - Down lamp

Info

Publication number: CN211875944U
Application number: CN202020808981.3U
Authority: CN
Inventors: 朱健荣
Original assignee: Taizhou Jiaoguang Lighting Co ltd
Current assignee: Taizhou Jiaoguang Lighting Co ltd
Priority date: 2020-05-15
Filing date: 2020-05-15
Publication date: 2020-11-06
Anticipated expiration: 2030-05-15

Abstract

The utility model provides a down lamp belongs to the lighting technology field. It has solved the nonadjustable problem of current down lamp irradiation range. This down lamp includes: the body, interior lamp shade, outer lamp shade and lamp lid, the body includes lamp lid and base, and base one end is equipped with the lamp source, the lamp lid is established to lamp source upper cover, and can dismantle between lamp lid and the base and be connected, the lamp lid lateral wall is equipped with external screw thread one, be equipped with internal thread one on the inner lamp shade inside wall, interior lamp shade can carry out axial displacement on the lamp lid through the screw thread, make the lamp bowl in the interior lamp shade be close to or keep away from the lamp source, be equipped with internal thread two on the outer lamp shade inside wall, body one end is equipped with external screw thread two, outer lamp shade can carry out axial displacement on the body through the screw thread, the bulge forms step face one on the outer lamp shade inside wall, the bulge forms step face two on the interior lamp shade lateral wall, interior lamp shade is carrying out the axial displacement in-process, can be spacing between step face one and body one.

Description

Down lamp

Technical Field

The utility model belongs to the technical field of the illumination, a down lamp is related to.

Background

The down lamp is a very common lighting decoration tool in the present life, belongs to a directional lighting tool, can sense light only on the opposite surface, has the characteristics of light beam concentration, strong light-dark contrast, high lumen degree and the like, can better highlight a lighted object, and can better set off a quiet environment atmosphere.

Chinese patent (grant publication No. CN 203249052U) proposes a novel down lamp, which comprises a lamp body and a lamp cover, wherein the lamp cover is connected with a lamp body bolt, the lamp cover comprises an outer ring and an inner ring, the inner side wall of the outer ring and the outer side wall of the inner ring are provided with matched threads to fixedly connect the outer ring and the inner ring, the inner side wall of the inner ring is provided with annular steps, the lamp cover of the down lamp is composed of the outer ring and the inner ring which are connected by threads, so as to color the lamp cover at different positions independently, and color mixing is not performed, the inner side wall of the inner ring is designed to be annular steps, so that the light emitting direction and angle of the light source are effectively combined, and the light emitting effect is supported.

But foretell novel down lamp and prior art's down lamp is in the use, the user is opening the switch after, the down lamp circular telegram is luminous, its irradiation range can not be along with the adjustment that the user is at will, if the irradiation range of adjustment down lamp, the user need go to change not unidimensional lamp lid or directly change the better down lamp of performance effect, no matter be direct change down lamp or change the lamp lid, all need dismantle and install the down lamp, need spend a large amount of time, money and energy, very inconvenient, and the part that dismantles down needs certain space to be deposited, the improper accessible of storage mode can lead to the trouble, cause the waste of resource.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a there is above-mentioned problem to current technique, has proposed a down lamp, the utility model aims to solve the technical problem that: how to make the irradiation range of the down lamp adjustable.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides a down lamp, includes body and interior lamp shade, and the body is column and one end is equipped with the lamp source, and interior lamp shade is the tube-shape, its characterized in that, lamp shade in body one end inserts, be equipped with internal thread one on the interior lamp shade inside wall, the body is equipped with external screw thread one on the one end lateral wall that is close to the lamp source, interior lamp shade can carry out axial displacement on the body through external screw thread one on the cooperation body of internal thread one.

In this down lamp, be columnar body one end installation lamp source, be equipped with external screw thread one on the one end lateral wall that the lamp source was installed to the body, be equipped with internal thread one on the interior lamp shade inside wall, interior lamp shade can carry out axial displacement on the body through external screw thread one on the internal thread one cooperation body lateral wall on the inside wall, in interior lamp shade downward displacement in-process, the light that the lamp source jetted out is big more with the contained angle that interior lamp shade formed, the scope of illumination just is big more, when interior lamp shade upward displacement, the contained angle that forms between the light majority that the lamp source jetted out and the interior lamp shade is just littleer, the scope of illumination just is littleer, the user is based on self demand, lamp shade in can constantly adjusting through the screw thread, thereby change the contained angle of lamp bowl and lamp source jet-out light, make the irradiation range of jet.

In foretell down lamp, interior lamp shade overcoat is equipped with the outer lamp shade, can dismantle between outer lamp shade and the body and be connected, the boss forms step face one on the outer lamp shade inside wall, and the boss forms step face two on the interior lamp shade inside wall, and interior lamp shade is axial displacement in-process on the body, and step face one can support with step face two and lean on, and interior lamp shade one end can support with the terminal surface that the body has lamp source one end and support and lean on.

The outer lampshade is established to interior lamp shade overcoat, and outer lampshade can dismantle with the one end lateral wall that the body has the lamp source and be connected, make outer lampshade also fix on the body, including the lamp shade carry out ascending axial displacement in-process, step face two that the arch on the inner lamp shade lateral wall formed can support together with step face two that the arch formed on the outer lampshade medial wall, and interior lamp shade is carrying out decurrent axial displacement in-process, interior lamp shade one end finally can support with the one end that the body has the lamp source and support and lean on, the axial displacement scope of interior lamp shade is just spacing between step face one and body one end wall, the user can select the required irradiation range of oneself fast in this within range, it is convenient and fast more to use.

In foretell down lamp, be equipped with external screw thread two on the one end lateral wall that the body is close to the lamp source, be equipped with internal thread two on the lamp shade inside wall, the lamp shade can cooperate the axial displacement on the body of external screw thread two on the body through internal thread two.

Outer lamp shade can have two external screw threads on the lamp source one end lateral wall to carry out axial displacement on the body through the two cooperation bodies of internal thread on self inside wall, but can not choose the irradiation range of oneself needs when the rotatory inner lamp shade of user, the user can the outer lamp shade of upwards rotation, make outer lamp shade axial displacement that makes progress, the step face one that the protrusion formed in the outer lamp shade also upwards displacement, step face one has the adjustable interval increase between the tip of lamp source one end with the body, can guarantee that inner lamp shade continues upwards to adjust, choose more suitable irradiation range.

In foretell down lamp, the body includes base and lamp lid, set up the through-hole with the lamp source intercommunication on the lamp lid, the lamp lid is established on the lamp source and can be dismantled with the base and be connected, external screw thread one is located the lateral wall of lamp lid.

The lamp lid is established on the lamp source and can be dismantled with the base and be connected, and set up the through-hole on the lamp lid, the light that makes the lamp source jet out jets out through the through-hole, can guarantee that the lamp source can directly not expose externally under the circumstances of normal work, certain guard action has been played to the lamp source, and external screw thread one sets up on the lamp lid lateral wall, make interior lamp shade carry out axial displacement with the lamp lid relatively, the relative axial displacement with the body of outer lamp shade carries out axial displacement, the outer lamp shade is at the adjustable interval in-process of the axial displacement increase that makes progress, can not produce with interior lamp shade and collide with.

In foretell down lamp, install the lamp bowl in the interior lamp shade, lamp shade top including lamp bowl joint sets up, the recess is seted up to lamp bowl outside bottom, the outside arch of recess diapire forms bellying one, the outside arch of inboard diapire of lamp bowl forms bellying two, the lamp bowl can carry out axial displacement along with interior lamp shade and be close to or keep away from the lamp source.

The lamp bowl is installed to interior lamp shade top opening part, the recess is seted up to lamp bowl outside bottom, carry out the axial displacement in-process downwards along with interior lamp shade at the lamp bowl, the lamp bowl can embolia the recess with the lamp source that the lid was equipped with the lamp lid in, the thickness of lamp bowl has been reduced, guarantee that the light that the lamp source jetted out can not weaken after passing the lamp bowl luminance, secondly, the outside arch of recess diapire forms bellying one, the outside arch of the inboard diapire of lamp bowl forms bellying two, make lamp bowl bottom be convex lens form, guarantee that light when passing its irradiation range of back adjustable, the light that can also make to pass bellying one and bellying two is focused on, the luminance of down lamp has been guaranteed.

Compared with the prior art, the down lamp has the following advantages:

the inner lampshade of the down lamp can be axially displaced on the lamp cover through the cooperation of the inner thread and the outer thread on the lamp cover, the inner lampshade can be close to or far away from a lamp source in the displacement process, the included angle between light emitted by the lamp source and the lamp bowl is adjusted, and a user can change the irradiation range of the down lamp according to self requirements.

Two, interior lamp shade is at the axial displacement in-process that makes progress, and the displacement supports with the step face one on the outer lamp shade to the step face two that the lamp shade was gone up in the one end distance back, and interior lamp shade is at the axial displacement in-process downwards, and the displacement supports with the one end terminal surface that the body has the lamp source to one end distance back interior lamp shade one end and supports, and the displacement interval of interior lamp shade is injectd between the tip that step face one and body have the lamp source, and it is more convenient to guarantee that the user adjusts the irradiation range of down lamp in this interval.

The outer lampshade can be axially displaced through the second internal thread matching body and the second external thread on the side wall of one end of the lamp source, when a user does not meet the requirement that the inner lampshade adjusts the generated irradiation range in the original displacement interval, the outer lampshade can be axially displaced upwards through the threads, the displacement interval between the first step surface and the end part of the body is increased, and the adjustment range is wider.

Fourth, the protruding bellying of recess diapire of lamp bowl is one, and the inner bottom wall arch of lamp bowl forms bellying two, makes lamp bowl bottom be the convex mirror form, and the lamp source can change the irradiation range through the distance that changes self and lamp bowl when, and the light that can also send the lamp source is focused on at the bottom of the bowl of lamp bowl, makes down lamp when changing the irradiation range, and its luminance can not hang down excessively.

Drawings

Fig. 1 is a schematic structural view of the down lamp.

Fig. 2 is a sectional view of the down lamp.

Fig. 3 is an enlarged view at a in fig. 2.

Fig. 4 is an enlarged view at B in fig. 2.

In the figure, 1, a body; 1a, a lamp source; 1b, an external thread I; 1c, an external thread II; 1d, a base; 2. an inner lampshade; 2a, a lamp bowl; 2a1, groove; 2a11, a first boss; 2a2, boss two; 2b, a first internal thread; 2c, a step surface II; 3. an outer lamp cover; 3a, a first step surface; 3b, an internal thread II; 4. a lamp cover; 4a, through holes.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1 to 4, the down lamp includes: the lamp bowl comprises a body 1, a lamp source 1a, a first external thread 1b, a second external thread 1c, a base 1d, a lamp bowl 2, an inner lamp cover 2a, a groove 2a1, a first protruding part 2a11, a second protruding part 2a2, a first internal thread 2b, a second step surface 2c, an outer lamp cover 3, a first step surface 3a, a second internal thread 3b, a lamp cover 4 and a through hole 4 a.

As shown in figures 1-4, the tube light comprises a columnar body 1, the body 1 comprises a base 1d and a lamp cover 4, a power supply is arranged in the body 1, one end of the body 1 is provided with a lamp source 1a and is connected with the power supply, the lamp cover 4 is arranged on the lamp source 1a, the middle part of the lamp cover 4 is provided with a through hole 4a communicated with the lamp source 1a, the body 1 is arranged on the lamp source 1a through the lamp cover 4 and is fixed at the end part of the base 1d through a bolt, the outer side wall of the lamp cover 4 is provided with an outer thread 1b, the tube light further comprises an inner lamp cover 2, the inner lamp cover 2 is cylindrical, an inner thread 2b is arranged in the inner lamp cover 2a, a lamp bowl 2a is clamped and installed at the top end part of the inner lamp cover 2, the inner lamp cover 2 can axially displace by matching the inner thread 2b on the outer side wall of the inner lamp cover with the outer thread 1b on the outer side wall of the lamp cover 4, so that the lamp, the angle of the light emitted by the light source 1a passing through the lamp bowl 2a is changed, so that the irradiation range of the down lamp can be adjusted according to the preference of a user.

As shown in fig. 1-4, an outer lampshade 3 is arranged outside an inner lampshade 2, an inner side wall of the outer lampshade 3 is provided with an inner thread two 3b, an outer thread two 1c is arranged on an outer side wall of one end of a body 1 with a lamp source 1a, the outer lampshade 3 is sleeved outside the inner lampshade 2 and is matched with the outer thread two 1c on the side wall of the body 1 through the inner thread two 3b per se to perform axial displacement on the body 1, a step surface one 3a is formed on the inner side wall of the outer lampshade 3 in a protruding manner, a step surface two 2c is formed on the outer side wall of the inner lampshade 2 in a protruding manner, in the process of performing upward axial displacement on the inner lampshade 2, when the inner lampshade 2 is displaced upward to a certain distance, the step surface one 3a on the outer side wall of the inner lampshade 2 can abut against the step surface two 2c on the inner side wall of the outer lampshade 3 to prevent the inner lampshade 2 from continuing to move upward, and when the inner lampshade, the end part of the inner lampshade 2 can be tightly propped against the end part of the body 1 with the light source 1a, the inner lampshade 2 is prevented from continuously moving downwards, and the inner lampshade 2 can only axially move between the first step surface 3a and the end of the body 1 with the light source 1 a.

And if the inner lamp shade 2 can not select the desired irradiation range by the user in the axial displacement process between the first step surface 3a and the end part of the body 1, the user can rotate the outer lamp shade 3 to ensure that the outer lamp shade 3 can perform axial displacement on the body 1 by matching the second internal thread 3b on the inner side wall of the outer lamp shade 3 with the second external thread 1c on the side wall of the body 1, so that the distance between the first step surface 3a and the body 1 is increased, and the inner lamp shade 2 can continue to perform upward axial displacement to select the required irradiation range.

As shown in fig. 2, a groove 2a1 is formed on the outer bottom wall of the lamp bowl 2a, the through hole 4a of the lamp cover 4 is located at the notch of the groove 2a1, when the lamp source 1a emits light, the light travels along a straight line, so the emitted light can pass through the through hole 4a, then pass through the bottom wall of the groove 2a1, and then exit through the inner lampshade 2, and will not be blocked by other components, the inner bottom wall of the groove 2a1 protrudes outward to form an arc-shaped first protrusion 2a11, the inner bottom wall of the lamp bowl 2a protrudes outward to form an arc-shaped second protrusion 2a2, so that the bottom of the lamp bowl 2a is in a convex lens shape, when the light emitted by the lamp source 1a passes through the bottom of the lamp bowl 2a, the first protrusion 2a11 and the second protrusion 2a2 can focus, so that the light can maintain a certain brightness while changing the illumination range.

The user is when using this down lamp, open switch and make lamp source 1a light, then carry out clockwise downwards or clockwise upwards twist and move interior lamp shade 2, interior lamp shade 2 is at clockwise downward axial displacement in-process, interior lamp shade 2 is close to with lamp source 1a, lamp source 1a and lamp bowl 2a distance reduce, the contained angle that light produced is big more, the scope behind the jet-out down lamp is big more, interior lamp shade 2 is at clockwise upward axial displacement in-process, interior lamp shade 2 is kept away from with lamp source 1a, lamp source 1a and lamp bowl 2a distance increase, the contained angle that light produced is little, the scope behind the jet-out down lamp is little.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the terms of the body 1, the light source 1a, the first external thread 1b, the second external thread 1c, the inner lamp cover 2a, the lamp bowl 2, the groove 2a1, the first protrusion 2a11, the second protrusion 2a2, the first internal thread 2b, the second step surface 2c, the outer lamp cover 3, the first step surface 3a, the second internal thread 3b, the lamp cover 4, the through hole 4a, etc. are used more frequently herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. The utility model provides a down lamp, includes body (1) and interior lamp shade (2), and body (1) is column and one end is equipped with lamp source (1a), and interior lamp shade (2) are the tube-shape, its characterized in that, lamp shade (2) in body (1) one end is inserted, be equipped with internal thread (2b) on interior lamp shade (2) inside wall, body (1) is close to and is equipped with external screw thread (1b) on the one end lateral wall of lamp source (1a), interior lamp shade (2) can carry out axial displacement on body (1) through external screw thread (1b) on internal thread (2b) cooperation body (1).

2. A down lamp according to claim 1, wherein the outer lampshade (3) is sleeved outside the inner lampshade (2), the outer lampshade (3) is detachably connected with the body (1), a first step surface (3a) is formed on the inner side wall of the outer lampshade (3), a second step surface (2c) is formed on the inner side wall of the inner lampshade (2), the first step surface (3a) can abut against the second step surface (2c) in the axial displacement process of the inner lampshade (2) on the body (1), and one end of the inner lampshade (2) can abut against the end surface of one end of the lamp source (1a) of the body (1).

3. A down lamp as claimed in claim 2, wherein an external thread II (1c) is arranged on the outer side wall of one end of the body (1) close to the light source (1a), an internal thread II (3b) is arranged on the inner side wall of the outer lampshade (3), and the outer lampshade (3) can be matched with the axial displacement of the external thread II (1c) on the body (1) through the internal thread II (3 b).

4. A down lamp as claimed in claim 2, wherein the body (1) comprises a base (1d) and a lamp cover (4), the lamp cover (4) is provided with a through hole (4a) communicated with the lamp source (1a), the lamp cover (4) is arranged on the lamp source (1a) and detachably connected with the base (1d), and the first external thread (1b) is located on the outer side wall of the lamp cover (4).

5. A down lamp as claimed in claim 4, wherein the inner lamp cover (2) is internally provided with a lamp bowl (2a), the lamp bowl (2a) is clamped and arranged at the top of the inner lamp cover (2), the bottom of the outer side of the lamp bowl (2a) is provided with a groove (2a1), the bottom wall of the groove (2a1) is outwards protruded to form a first protruding part (2a11), the bottom wall of the inner side of the lamp bowl (2a) is outwards protruded to form a second protruding part (2a2), and the lamp bowl (2a) can move axially along with the inner lamp cover (2) to be close to or far away from the lamp source (1 a).