CN205592726U - Line lamp and section bar thereof - Google Patents

Abstract

The utility model relates to the technical field of linear lamps, and provides a linear lamp and its profile, comprising a strip-shaped profile body, the profile body has a first receiving groove through its length direction, and the top opening of the first receiving groove forms a light The injection port, the first receiving groove has an inner wall facing the light emitting port along its length direction, and the inner wall is provided with a card slot for installing a PCB board with a light source along the length direction of the profile main body; the two sides of the first receiving groove The tops of the side walls extend out of the side plates obliquely inward, and the bottom ends of the two side plates are placed on both sides of the card slot and above the card slot. The two inner side walls of the light emitting port are opposite to the inner wall of the first receiving groove of the profile main body and extend side plates obliquely. The emitted light is reflected by the two side plates and exits the light exit, thereby improving the brightness of the light emitted from the light exit.

Description

A linear lamp and its profile

technical field

The utility model relates to the technical field of line lamps, in particular to a line lamp and a profile thereof.

Background technique

With the development of electronic technology and the advancement of LED development, there are endless types of LED lamps. Among them, LED line lights have increasingly appeared in people's lives and work. They are widely used in the windows or counters of hotels, bars, and specialty stores. , and household lighting, etc., the common LED linear light is a high-end flexible decorative light, which is characterized by low power consumption and can be bent at will, especially suitable for indoor and outdoor entertainment places, building outlines and advertising Requirements for the production of cards, etc. However, the heat dissipation of the LED flexible light strip is relatively poor. When the connection length is long, the power of the back-end light strip drops significantly, that is, the voltage drop is large, resulting in uneven brightness of the LED line light, which affects the lighting or decorative effect.

In the prior art, the PCB board with lamp beads is generally installed in the installation cavity of the profile body, but the two side walls of the general installation cavity are arranged parallel to each other. When the lamp beads on the PCB board are lit, part of the light The light is emitted to the two side walls of the installation cavity, but not directly, resulting in low brightness of the LED linear light, which does not meet the performance characteristics of high brightness.

Utility model content

The purpose of this utility model is to provide a linear lamp and its profile, aiming to solve the problem that in the prior art, because the PCB board with the light source is placed in the installation cavity of the profile, a part of the light is blocked by the two side walls of the profile and does not emit. , leading to the problem of low brightness of LED line lights.

In order to solve the above technical problems, the technical solution of the present utility model is to provide a linear light profile, which includes a strip-shaped profile body, the profile body has a first accommodation groove through it along its length direction, and the first accommodation The opening at the top of the groove forms a light exit. The first receiving groove has an inner wall facing the light exit along its length direction. The inner wall is provided along the length direction of the profile body for installing a belt The card slot of the PCB board of the light source; the top ends of the two side walls of the first receiving groove are respectively extended inwardly to extend side plates for enhancing the reflection effect of the light source, and the bottom ends of the two side plates are respectively placed on both sides of the card slot and above the card slot.

Further, the profile main body has a second receiving groove penetrating along its length direction, facing away from the first receiving groove and stacked for fixing with the guide rail of the linear light.

Further, the card slot is located at the center of the inner wall, and there are respectively left between the card slot and the two side walls of the first receiving slot for placing the profile main body and the guide rail of the line lamp through magnetic attraction. Gap between magnetic parts.

Further, the inner wall of the card slot is concavely provided with a fixing groove toward the direction of the second receiving groove, and the fixing groove penetrates along the length direction of the profile main body to fix the end cover of the line lamp to the fixing groove both ends of the.

Further, the section of the fixing groove is circular.

Further, the outer surfaces of the two side walls of the first accommodation groove are respectively inwardly recessed to form installation grooves for installing lampshades of line lamps, and the installation grooves penetrate along the length direction of the profile main body.

Preferably, an inner wall of the installation groove is inclined outward to form a positioning slide surface for easy installation of the lampshade.

This utility model also provides a linear light, including a guide rail, and at least two of the above-mentioned linear light profiles, a PCB board with a light source placed in the first accommodation groove of each of the linear light profiles, and a cover on each The lampshade on the first receiving groove, the guide rail includes a guide rail body for carrying and placing at least two linear lamp profiles, the guide rail body has a U-shaped groove penetrating along its length direction, and the two ends of the U-shaped groove The opposite inner wall is respectively clamped with bare wires electrically connected to the external power supply along the length direction, and each of the PCB boards is respectively provided with connection terminals on both sides close to the two bare wires, and the connection terminals of each of the PCB boards are respectively connected to each The bare wires are electrically connected to provide electricity to the light emitting source.

Further, a magnetic piece that can be magnetically fixed to the bare wire is fixed in the first receiving groove.

Further, the line light also includes a joint arranged on the guide rail body and between two adjacent profiles of the line light for extending the external line light, and the connection between the joint and each of the bare wires is To connect, the joint has at least two connection ends, and each connection end is electrically connected to the bare wire.

Compared with the prior art, the technical effect of the utility model is that: the main body of the profile has a first accommodation groove with a light exit, and the two inner side walls of the light exit are relatively obliquely extended to the inner wall of the first accommodation groove to extend out the side plate, The two side plates are respectively located on both sides of the card slot where the PCB board is held, so that the light emitted by the light source on the PCB board is reflected by the two side plates and then exits the light exit, increasing the brightness of the light emitted from the light exit.

Description of drawings

Fig. 1 is a partial perspective view of the profile main body provided by the embodiment of the present invention;

Fig. 2 is the front view of the profile body provided by the embodiment of the present invention;

Fig. 3 is a perspective view of the line lamp provided by the embodiment of the present invention;

Fig. 4 is a sectional view along A-A of Fig. 3;

Fig. 5 is a sectional view along B-B of Fig. 3;

Fig. 6 is a sectional view along E-E of Fig. 3;

Fig. 7 is a sectional view along F-F of Fig. 3;

Fig. 8 is a perspective view of the power connector provided by the embodiment of the present invention;

Fig. 9 is a perspective view of the connecting terminal provided by the embodiment of the present invention.

The details of the labels involved in the above drawings are as follows:

detailed description

In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

It should be noted that when an element is referred to as being “fixed” or “disposed on” another element, it may be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

It should also be noted that the orientation terms such as left, right, up, and down in this embodiment are only relative concepts or refer to the normal use state of the product, and should not be regarded as limiting.

Please refer to Fig. 1 to Fig. 9 at the same time. The utility model provides a linear lamp profile, which includes a strip-shaped profile body 1, and the profile body 1 has a first accommodation groove 10 through its length direction. The first accommodation groove 10 The top opening forms a light emitting port 11, and the first receiving groove 10 has an inner wall 12 facing the light emitting port 11 along its length direction. The slot 13 of the PCB board 2 that is not marked in ); the tops of the two side walls of the first receiving slot 10 extend inwardly to extend out the side plates 14 for enhancing the reflection effect of the light source, and the bottom ends of the two side plates 14 The parts are respectively placed on both sides of the card slot 13 and are all located above the card slot 13 .

In the present utility model, the profile body 1 has a first accommodation groove 10 with a light emitting port 11, through which the two inner side walls of the light emitting port 11 extend obliquely toward the inner wall 12 of the first accommodation groove 10 to extend side plates 14, The two side plates 14 are respectively located on both sides of the card slot 13 where the PCB board 2 is clamped, so that the light emitted by the light source on the PCB board 2 is reflected by the two side plates 14 and then exits the light exit 11, thereby improving the light output by the light exit 11. The brightness of the emitted light.

Specifically, the opposite reflective surfaces 141 of the two side panels 14 are smoothed to improve the reflective effect. The top of the draw-in groove 13 has two shape limiting plates 131 along its length direction, the two shape limit plates 131 are oppositely arranged and all parallel to the inner wall 12 of the first receiving groove 10, and the PCB board 2 is directly connected by the top of the draw-in groove 13. Snap into the card slot 13, and effectively prevent the PCB board 2 from moving between the inner wall 12 of the first receiving slot 10 and the light emitting port 11 through the two-shaped limiting plates 131, thereby improving the stability of the PCB board 2.

Please refer to Fig. 1 to Fig. 3 at the same time, further, the profile main body 1 has a second accommodating slot that passes through along its length direction and faces away from the first accommodating groove 10 and is stacked for cooperating and fixing with the guide rail 3 of the line lamp. Slot 20.

Please refer to Figures 1 to 5 at the same time, further, the card slot 13 is located at the center of the inner wall 12, and there are guide rails 3 for placing the profile main body 1 and the line lamp between the card slot 13 and the two side walls of the first receiving slot 10. The gap 30 of the magnetic part 5 fixed by magnetic attraction.

Please refer to Fig. 1 to Fig. 3 at the same time, further, the inner wall of the card slot 13 is concavely provided with a fixing groove 132 toward the direction of the second receiving groove 20, and the fixing groove 132 runs through the length direction of the profile main body 1 to connect the end cover of the line lamp (not marked in the figure) are fixed at both ends of the fixing groove 132 .

Specifically, the end cover of the line light is provided with a fixing hole corresponding to the fixing groove 132 , and the end cover of the line light is fixed to the end of the profile main body 1 through a connecting piece (not shown in the figure).

Please refer to FIG. 1 and FIG. 2 at the same time. Furthermore, the section of the fixing groove 132 is circular.

Please refer to FIG. 1 to FIG. 5 at the same time. Furthermore, the outer surfaces of the two side walls of the first receiving groove 10 are respectively indented inwardly to form installation grooves 15 for installing the lampshade 4 of the line lamp.

Please refer to FIGS. 1 to 3 at the same time. Preferably, an inner wall surface 151 of the mounting groove 15 is inclined outward to form a positioning sliding surface 152 for installing the lampshade 4 . 152 is inclined towards the top of the first receiving groove 10. When the lampshade 4 of the line lamp is installed on the profile main body 1, the insertion end of the lampshade 4 is preferentially abutted against the positioning sliding surface 152, and at the same time slides in and installs along the positioning sliding surface 152 In the groove 15, the installation is completed, and the positioning sliding surface 152 has the functions of positioning and auxiliary installation.

Please refer to Fig. 1 to Fig. 6, Fig. 8 and Fig. 9 at the same time. The utility model also provides a line light, which includes a guide rail 3, and at least two of the above-mentioned line light profiles, and a first container for each line light profile. There is a PCB board 2 with a light source in the groove 10 and a lampshade 4 covering each first receiving groove 10. The guide rail 3 includes a guide rail body 40 for carrying and placing at least two linear lamp profiles. The guide rail body 40 has Through the U-shaped groove 41, the two opposite inner walls of the end of the U-shaped groove 41 are respectively clamped with bare wires 42 electrically connected to the external power supply along the length direction, and each PCB board 2 is respectively provided with two sides close to the two bare wires 42 Connecting terminals 50 , the connecting terminals 50 of each PCB board 2 are respectively electrically connected with each bare wire 42 for powering on the light emitting source.

In this embodiment, at least two linear light profiles are placed on the guide rail body 40, and each linear light profile is provided with a PCB board 2 with a light source, and the two bare wires 42 on the PCB board 2 are located close to the guide rail body 40 respectively. There are connection terminals 50, and each connection terminal 50 is electrically connected to each bare wire 42, so as to realize power supply of the light emitting source.

Specifically, the two opposite inner side walls of the U-shaped groove 41 are respectively recessed with accommodating grooves 411 along the length direction, and the bare wires 42 are stuck in the accommodating grooves 411 along the length direction of the accommodating grooves 411. The bare wires 42 are There is no insulating layer on the outer surface, conductive metal wire, the cross section of the accommodation groove 411 and the bare wire 42 is circular respectively, and the interference fit between the bare wire 42 and the accommodation groove 411, like this, the bare wire 42 will not Move along its length in the accommodating groove 411; when the bare wires 42 are pressed into the accommodating groove 411, each bare wire 42 fills each accommodating groove 411, and the end face of the bare wire 42 is flush with the end face of the guide rail body 40 , to prevent the ends of the bare wires 42 protruding from the outside of the accommodating groove 411 and contact with external conductive substances. There is a risk of conduction, and at the same time, it also affects the overall appearance of the guide rail body 40 . The PCB board 2 is I-shaped, and both ends are stuck outside the two ends of the card slot 13. Each end of the PCB board 2 is provided with a connection terminal 50 relative to each bare wire 42, and the connection terminal 50 provided by the PCB board 2 The terminals 50 extend into the U-shaped groove 41, and each connection terminal 50 is also U-shaped, wherein the bent end 51 of each connection terminal 50 is far away from the PCB board 2, and each connection terminal 50 is close to the bare wire 42 side wall to the bare wire 42 One side is provided with an elastic piece 52, and the elastic piece 52 extends obliquely from the bent end 51 close to the connecting terminal 50 to the corresponding bare wire 42 side. The side walls are inclined at a certain angle; when the connecting terminal 50 is inserted into the top of the guide rail body 40, the elastic piece 52 is in contact with the bare wire 42, and is elastically deformed by the extrusion of the bare wire 42. The side walls of the connection terminal 50 are close together, and the electrical connection between the connection terminal 50 and the bare wire 42 is more reliable through the arrangement of the elastic piece 52 . The elastic sheet 52 can be arranged on any side of the side wall where it is located, or at the middle of the side wall where it is located. Of course, the arrangement form of the elastic sheet 52 is not limited thereto.

Specifically, the two ends of each profile main body 1 are fixedly connected with end caps, and each end cap and lampshade 4 are light-transmitting, and the reason why the end caps are designed to be light-transmitting is that when adjacent linear lamp profiles are docked, they are located at each The light source in the linear light profile is lit, and the light between two adjacent linear light profiles can be continuous through the light-transmitting end cover to avoid light breaks.

Specifically, one end of the guide rail body 40 is provided with a power connector 60 that can be connected to an external power source. The power connector 60 is electrically connected to each bare wire 42 to supply power to the bare wire 42 and further to the light source. The power connector 60 includes a first housing 61 having a receiving space 611 and being stuck on the guide rail body 40, a first PCB board 62 installed in the receiving space 611, and one end is electrically connected to the first PCB board 62, and the other end is connected by the first PCB board 62. A wire 65 connected to the external power supply passes through the side wall of a housing 61. The first PCB board 62 is respectively provided with first connecting terminals 63 on both sides close to the two bare wires 42. The first connecting terminals on both sides of the first PCB board 62 63 are respectively electrically connected to the two bare wires 42 for the bare wires 42 to be energized.

More specifically, the power connector 60 is stuck on the guide rail body 40 and can be installed or removed at any time. The operation is simple and convenient. The matching slot 612, the top of the guide rail body 40 is inserted in the slot 612, as shown in Figure 8, to realize the installation of the power connector 60; The fixing slots 43 are recessed respectively. The first housing 61 of the power connector 60 is located on the inner wall of the guide rail body 40 on both sides. The fixing slot 43 is used for fixing the power connector 60 on the guide rail body 40 .

Please refer to FIG. 5 , further, a magnetic member 5 that can be magnetically fixed to the bare wire 42 is fixed in the first receiving groove 10 . In this embodiment, the magnetic member 5 is a magnet and is fixed on the inner wall 12 of the first receiving groove 10 by glue.

Please refer to FIGS. 1 to 9 at the same time. Further, the linear light also includes a joint 70 arranged on the guide rail body 40 and located between two adjacent linear light profiles for extending the external linear light. The joint 70 is connected to each bare wire 42 The joint 70 has at least two connection ends 71, and each connection end 71 is electrically connected to the bare wire 42. Different forms of linear lights can be spliced through the joints 70 to realize the diversification of linear lights. Two kinds of connectors 70 are given in this embodiment, one is a cross-shaped connector 72 with four connecting ends 71, and the other is a right-angled connector 73 with two connecting ends 71. Of course, the shape of the connector 70 is not limited thereto. Therefore, it can be determined according to different forms of line lights according to specific needs.

Specifically, the connector 70 includes a second housing 74 , a third receiving groove 741 and a fourth receiving groove 742 disposed on the second housing 74 facing away from each other and overlapping each other, and a second receiving groove 742 placed in the third receiving groove 741 . The PCB board 75 and the first lampshade 76 covered on the third receiving groove 741, the top of each rail body 40 is clamped in the fourth receiving groove 742 of the second housing 74; the second PCB board 75 is close to each bare wire 42 One side of the second PCB board 75 is provided with a second connecting terminal 77 , and the second connecting terminal 77 on each side of the second PCB board 75 is electrically connected to each bare wire 42 for the joint 70 to be energized.

Specifically, the top of each guide rail body 40 is clamped in the fourth receiving groove 742 of the second housing 74, and the fixing method of the joint 70 and the guide rail body 40 is the same as that of the power connector 60 and the guide rail body 40. The inner wall of the fourth receiving groove 742 of the housing 74 corresponds to the fixing groove 43 of each guide rail body 40 with a second clamping strip 743 , and each second clamping strip 743 is clamped in the fixing clamping groove 43 of each guide rail body 40 .

In summary, the PCB board 2, the first PCB board 62 and the second PCB board 75 are similar, and the shapes of the three are different, depending on the specific use conditions; the shape and structure of the connecting terminal 50, the first connecting terminal 63 and the second connecting terminal 77 and connections are the same.

Specifically, the guide rail body 40 is located outside the U-shaped groove 41 and has two steps 44 along the length direction. The four accommodating grooves 742 and the first housing 61 of the power connector 60 are located at the ends of the side walls on both sides of the guide rail body 40 and are respectively located directly above the steps 44 with a certain gap. The setting of the two steps 44 helps It is used to limit the installation of the connector 70, the profile of the line lamp, and the power connector 60, so as to improve the safety and reliability of the installation of the three.

The above are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present utility model should be included in the utility model. within the scope of protection.

Claims (10)

1. A linear light profile, characterized in that it includes a strip-shaped profile body, the profile body has a first accommodation groove through its length direction, and the top opening of the first accommodation groove forms a light emission port, The first receiving groove has an inner wall facing the light emitting port along its length direction, and the inner wall is provided with a card slot for installing a PCB board with a light source along the length direction of the profile main body; The top ends of the two side walls of the first accommodating groove extend inwardly to enhance the reflective effect of the light source, and the bottom ends of the two side plates are respectively placed on both sides of the slot and are located above the card slot. 2. The linear light profile according to claim 1, characterized in that, the profile main body has a guide rail that passes through along its length direction and faces away from the first receiving groove and is stacked to be used with the linear light Cooperate with the fixed second receiving groove. 3. The linear light profile according to claim 1, wherein the card slot is located at the center of the inner wall, and there are spaces between the card slot and the two side walls of the first receiving slot for placing The gap between the main body of the profile and the guide rail of the line lamp is fixed by magnetic attraction. 4. The linear light profile according to claim 2, characterized in that, the inner wall of the card slot is recessed with a fixing groove toward the direction of the second receiving groove, and the fixing groove penetrates along the length direction of the main body of the profile It is used to fix the end caps of the line lights to the two ends of the fixing groove. 5. The linear light profile according to claim 4, wherein the section of the fixing groove is circular. 6. The linear light profile according to claim 1, characterized in that, the outer surfaces of the two side walls of the first receiving groove are respectively inwardly recessed to form installation grooves for installing the lampshade of the linear light, and the installation grooves are along the The length direction of the profile main body runs through. 7 . The linear light profile according to claim 6 , wherein an inner wall of the installation groove is inclined outward to form a positioning sliding surface for installing the lampshade of the linear light. 8 . 8. A line light, comprising a guide rail, characterized in that it also includes at least two line light profiles as claimed in any one of claims 1-7, placed in the first accommodation groove of each line light profile There is a PCB board with a light source and a lampshade covering each of the first receiving grooves. The guide rail includes a guide rail body for carrying and placing at least two linear lamp profiles. The guide rail body has a U-shaped penetrating through its length The two opposite inner sidewalls at the top of the U-shaped groove are respectively clamped with bare wires electrically connected to the external power supply along the length direction, and each of the PCB boards is provided with connecting terminals on both sides close to the two bare wires. The connection terminals of the PCB board are respectively electrically connected with the bare wires to supply electricity to the light emitting source. 9 . The linear light according to claim 8 , wherein a magnetic piece that can be magnetically fixed to the bare wire is fixed in the first receiving groove. 10 . 10. The linear light according to claim 8, characterized in that, the linear light further comprises a joint arranged on the guide rail body and between two adjacent profiles of the linear light for extending the external linear light , the joint has at least two connection ends, and each connection end is electrically connected to the bare wire.