CN210398573U

CN210398573U - Blackboard lamp illuminating part angle adjusting structure

Info

Publication number: CN210398573U
Application number: CN201921648112.2U
Authority: CN
Inventors: 谢志福; 卓桂鑫
Original assignee: XIAMEN GUANGPU ELECTRONICS CO Ltd
Current assignee: XIAMEN GUANGPU ELECTRONICS CO Ltd
Priority date: 2019-09-29
Filing date: 2019-09-29
Publication date: 2020-04-24
Anticipated expiration: 2029-09-29

Abstract

The utility model relates to a blackboard lamp illuminating part angle modulation structure, including rim and the lamp stand that is used for installing lamps and lanterns, be provided with C shape recess on the rim lateral wall, the lamp stand embedding is in this recess and makes the illuminating part of lamps and lanterns towards the groove outlet, be provided with the first spacing groove of arc on the recess inside wall, be provided with the spacing post that removes in first spacing inslot on the lateral wall behind the lamp stand. The device has simple structure and convenient use.

Description

Blackboard lamp illuminating part angle adjusting structure

Technical Field

The utility model belongs to the technical field of LED lamps and lanterns and specifically relates to a blackboard lamp illuminating part angle modulation structure is related to.

Background

The illuminating lamps are arranged above the blackboard and some display boards, so that the content on the blackboard can be seen clearly, but the size of the blackboard is different, and even the environment where the blackboard is located is different, so that the light-emitting angle of the blackboard lamp needs to be adjusted to achieve the best illuminating effect.

Chinese document CN201228868Y discloses an "LED lighting tube capable of rotating at any angle", which includes a strip-shaped LED lighting module, a heat dissipation base, a light shield, a rotating terminal, a DC female connector and a terminal cover; the strip-shaped LED illuminating module is fixedly connected to the radiating base, and the light shield is arranged on the radiating base and covers the strip-shaped LED illuminating module; the rotating terminals are fixedly connected to two ends of the radiating base respectively, and the DC female joint is arranged in the rotating terminals and is electrically connected with the strip-shaped LED illuminating module; the terminal cover is arranged at the tail end of the rotary terminal, and the jack of the DC female joint is arranged on the surface of the terminal cover.

Chinese document CN 204100142U discloses an array LED lamp with an adjustable light-emitting angle, which comprises a toughened glass tube, a lamp shell, a light shield, LED particles, an LED lens, an aluminum substrate, a rotary end cover and a bracket; a plurality of LED particles are fixedly arranged on the aluminum substrate, and the LED lens is arranged in front of the LED particles and fixed on the aluminum substrate; the aluminum substrate is strip-shaped and is inserted into the notch of the lamp shell with the C-shaped transverse surface; the light shield is in a strip shape and is fixed at the gap of the lamp shell, a through hole is formed in the light shield, and the through hole is aligned with the LED lens; the lamp shell is sleeved in the toughened glass tube, and two ends of the lamp shell are connected with the rotary end cover; the rotary end cover is connected with the bracket.

Above-mentioned scheme all has that rotation structure or angle modulation structure are complicated, and it is inconvenient to use, and the installation is dismantled and is taken time scheduling problem.

Disclosure of Invention

In view of the above, it is desirable to provide an angle adjustment structure for the light emitting part of a blackboard lamp, which has a simple structure and can be rotated.

In order to solve the technical problem, the technical scheme of the utility model is that: the utility model provides a blackboard lamp illuminating part angle modulation structure, includes rim and the lamp stand that is used for installing lamps and lanterns, be provided with C shape recess on the rim lateral wall, the lamp stand embedding makes the illuminating part of lamps and lanterns towards the groove outlet in this recess, be provided with the first spacing groove of arc on the recess inside wall, be provided with the spacing post that removes in first spacing inslot on the lateral wall behind the lamp stand.

Furthermore, the lamp holder further comprises a sealing plate used for sealing the end parts of the lamp frame and the lamp holder, and a second limiting groove matched with the first limiting groove is formed in the sealing plate.

Furthermore, the side wall of the limiting column is fixedly connected with the side wall of the lamp holder.

Furthermore, the limiting column is provided with a through hole along the axial direction, a pluggable limiting nail is arranged in the through hole, and the limiting nail penetrates through the second limiting groove and can move along the second limiting groove.

Furthermore, a plurality of clamping grooves with the inner diameters larger than the width of the second limiting groove are formed in the second limiting groove, and a chuck embedded into the clamping grooves is arranged at the end part of the limiting nail so that the lamp holder is fixed after the limiting nail chuck is embedded into the clamping grooves.

Furthermore, an end cover is arranged outside the sealing plate.

Compared with the prior art, the utility model discloses following beneficial effect has: this device is through the recess that sets up a C shape and the C shape lamp stand of embedding in this recess on the rim for the rotation of lamp stand and the fixed all very simple can realize the rotation and the fixing to the multiple angle of lamp stand through the spacing nail, simple structure, convenient to use.

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of the embodiment of the present invention after removing the end cap.

Fig. 3 is the embodiment of the present invention, which is a schematic structural view after the end cover and the sealing plate are removed.

Fig. 4 is a schematic structural view of the stop pin in the embodiment of the present invention.

In the figure: 1-a lamp frame, 11-a first limiting groove, 2-a lamp holder, 21-a light emitting part, 22-a limiting column, 3-a sealing plate, 31-a second limiting groove, 32-a clamping groove, 4-an end cover, 5-a limiting nail and 51-a chuck.

Detailed Description

To further illustrate the technical means and effects of the present invention adopted to achieve the predetermined objects, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.

As shown in fig. 1-4, a blackboard lamp light-emitting part angle adjusting structure comprises a lamp frame 1, a lamp holder 2 for mounting a lamp, a sealing plate 3, an end cover 4 and a limit nail 5, wherein a C-shaped groove is formed on one side wall of the lamp frame 1, the lamp holder 2 is embedded in the groove and enables a light-emitting part 21 of the lamp to face an outlet of the groove, an arc-shaped first limit groove 11 is formed on the inner side wall of the groove, and a limit post 22 moving in the first limit groove 11 is arranged on the rear side wall of the lamp holder 2; the side wall of the limiting column 22 is fastened with the side wall of the lamp holder 2 (the two are integrally formed). The post 22 is C-shaped (although an axial through-hole may be provided in the post).

In this embodiment, the sealing plate 3 is used for sealing the end portions of the lamp frame 1 and the lamp holder 2, the sealing plate 3 is provided with a second limiting groove 31 matched with the first limiting groove 11, and the second limiting groove 31 is provided with three clamping grooves 32, wherein the inner diameters of the clamping grooves are larger than the width of the second limiting groove.

In this embodiment, the limit pin 5 is inserted into the limit post 22 in a pluggable manner, and when the limit pin 5 extends into the limit post, the chuck 51 is inserted into the slot to limit the rotation of the lamp holder 2; and (5) pulling out part of the limit nail 5, and driving the lamp holder to rotate through the limit nail 5.

In this embodiment, the end cap 4 is used to seal the sealing plate 3.

During the use, according to required illumination angle, open end cover 4, extract partial stop pin 5, drive lamp stand 2 through stop pin 5 and rotate, then press down stop pin 5, make in chuck 51 embedding draw-in groove 32 of stop pin 5, the lamp stand is fixed, covers the end cover.

The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention has been disclosed by the preferred embodiment, it is not limited to the present invention, and any person skilled in the art can make modifications or changes equivalent to the equivalent embodiments by utilizing the above disclosed technical contents without departing from the technical scope of the present invention, but all the modifications, changes and changes of the technical spirit of the present invention made to the above embodiments are also within the scope of the technical solution of the present invention.

Claims

1. The utility model provides a blackboard lamp illuminating part angle modulation structure which characterized in that: including the rim with be used for installing the lamp stand of lamps and lanterns, be provided with C shape recess on the rim lateral wall, the lamp stand embedding makes the illuminating part of lamps and lanterns towards the groove outlet in this recess, be provided with the first spacing groove of arc on the recess inside wall, be provided with the spacing post that removes in first spacing inslot on the lamp stand rear side wall.

2. The blackboard lamp light-emitting portion angle adjustment structure according to claim 1, characterized in that: the lamp holder is characterized by further comprising a sealing plate used for sealing the end portions of the lamp frame and the lamp holder, and a second limiting groove matched with the first limiting groove is formed in the sealing plate.

3. The blackboard lamp light-emitting portion angle adjustment structure according to claim 2, characterized in that: and the side wall of the limiting column is fixedly connected with the side wall of the lamp holder.

4. The blackboard lamp light-emitting portion angle adjustment structure according to claim 3, characterized in that: the limiting post is provided with a through hole along the axial direction, a pluggable limiting nail is arranged in the through hole, and the limiting nail penetrates through the second limiting groove and can move along the second limiting groove.

5. The blackboard lamp light-emitting portion angle adjustment structure according to claim 4, characterized in that: the lamp holder is characterized in that a plurality of clamping grooves with inner diameters larger than the width of the second limiting groove are formed in the second limiting groove, and the end portions of the limiting nails are provided with chucks embedded into the clamping grooves, so that the lamp holder is fixed after the limiting nail chucks are embedded into the clamping grooves.

6. The blackboard lamp light-emitting portion angle adjustment structure according to claim 2, characterized in that: an end cover is arranged outside the sealing plate.