Head lamp with adjustable irradiation angle and rail vehicle head lamp connecting structure

Abstract

The utility model discloses a head lamp with an adjustable irradiation angle and a rail vehicle head lamp connecting structure, the head lamp with the adjustable irradiation angle comprises a lampshade, a light source module, a mounting flange, a support frame and a plurality of first fasteners, and each first fastener is sleeved with an elastic element; the lampshade and the supporting frame are fixedly connected with the mounting flange and arranged on the two opposite sides of the mounting flange respectively. The supporting frame is provided with an installation opening used for containing the light source module, the light source module is connected with the supporting frame through a plurality of first fasteners, the first fasteners are arranged in the circumferential direction of the light source module, and the two ends of the elastic element abut against the light source module and the supporting frame respectively. The head lamp with the adjustable irradiation angle solves the technical problem of how to conveniently adjust any irradiation angle of a lamp in the prior art.

Description

TECHNICAL FIELD

[0001] The utility model belongs to rail transit lighting technical field, concretely relates to a headlamp and rail vehicle headlamp connecting structure of adjustable irradiation angle. BACKGROUND

[0002] With the user's appearance modeling color value requirement of rail transit vehicle is unceasingly promoted, the modeling of external lighting headlamp is increasingly rich, and the standard of GB / T-7928 has explicit requirement to vehicle headlamp illumination, the headlamp illumination value is related with vehicle speed grade, and the standard also makes clear the illumination test method. In order to give consideration to the modeling beauty of headlamp, the standard compliance of headlamp illumination after loading, and the individualized requirement of headlamp far and near light irradiation range in different regions, the lamp needs to have certain range of irradiation angle adjustment amount while having normal lighting and protection performance. But the commonly used lamp is generally fixed, does not have the adjustment amount of irradiation angle, and cannot satisfy the use requirement.

[0003] Chinese utility model patent authorized publication No. CN215411700U discloses a headlamp with novel light angle adjusting mechanism, including lamp installation box body, lampshade, headlamp LED electrical module, lamp adjusting mechanism installation support, compression spring, adjusting screw, joint bearing assembly and sealing plug; the lamp installation box body is the base body of the whole device, and the lampshade is installed on the upper side of the lamp installation box body; the lamp adjusting mechanism installation support is fixed on the lamp installation box body, and the headlamp LED electrical module is installed on the lamp adjusting mechanism installation support through the adjusting screw, the compression spring and the joint bearing assembly; the upper end of the joint bearing assembly is fixed on the headlamp LED electrical module, and the lower end is fixed on the lamp adjusting mechanism installation support; the head of the adjusting screw is provided with the sealing plug, and the sealing plug is installed on the lamp installation box body. When adjusting the irradiation angle, the operation needs to be carried out from the rear side of the lamp installation box body, and the light source direction of the headlamp LED electrical module cannot be observed during operation, so there is the problem of inconvenient operation, and only horizontal and vertical adjustment can be carried out, and the adjustment angle is limited. UTILITY MODEL CONTENTS

[0004] In view of the existing technical problems, the utility model aims at providing a headlamp and rail vehicle headlamp connecting structure of adjustable irradiation angle, which can solve the technical problem of how to conveniently adjust the irradiation angle of the lamp in the prior art.

[0005] In order to achieve the above-mentioned purpose, the technical scheme adopted by the utility model is:

[0006] The application discloses a headlamp with adjustable illumination angle, which comprises a lampshade and a light source module, and is characterized in that: the headlamp further comprises a mounting flange, a support frame and a plurality of first fasteners, each of which is provided with an elastic element; the lampshade and the support frame are fixedly connected with the mounting flange, and the lampshade and the support frame are arranged on opposite sides of the mounting flange; the support frame is provided with a mounting opening for placing the light source module, and the light source module is connected with the support frame through the plurality of first fasteners, which are arranged along the circumference of the light source module, and the two ends of the elastic element are in abutment with the light source module and the support frame.

[0007] Since the first fastener is provided with the elastic element, the elastic element can be compressed or elongated within a certain range, so that the position of the connecting point between the first fastener and the light source module can be adjusted within a certain range. When the illumination angle of the lamp needs to be adjusted, the lampshade is opened, the position of the connecting point between one or more first fasteners and the light source module is adjusted, so that the plane where the light source of the light source module is located is changed, and then the light source module can be adjusted at any illumination angle.

[0008] Preferably, the support frame is made of a stepped plate, the two ends of the plate along the length direction are fixedly connected with the mounting flange, and the mounting opening of the light source module is arranged on the stepped tread of the plate. In order to match the lamp modeling of the headlamp, the bending structure of the support frame can also be adjusted.

[0009] Specifically, the light source module comprises a high beam light source module and a low beam light source module, the support frame is provided with at least two stepped treads, the high beam light source module and the low beam light source module are arranged on different stepped treads, and the high beam light source module and the low beam light source module are connected with the support frame through the plurality of first fasteners. The high beam light source module and the low beam light source module are independently designed, the illumination angle of the high beam light source module and the low beam light source module can be independently adjusted, and they do not affect each other.

[0010] Preferably, the high beam light source module and the low beam light source module are arranged on the middle mounting surface of the support frame.

[0011] Preferably, the light source module is connected with the support frame through three first fasteners, the three first fasteners are arranged along the circumference of the light source module, and the connecting points of the three first fasteners and the light source module are located on different straight lines. Since the connecting points of the three first fasteners and the light source module are not on a straight line, the three non-collinear connecting points can determine a plane, the position of any one connecting point or more than one connecting point is changed, the plane is changed, and then the adjustment at any angle is realized, and the illumination angle of the light source module is adjusted.

[0012] Preferably, the metal frame of the lampshade is provided with a plurality of fastening screws in the circumferential direction, the lampshade is detachably connected with the mounting flange through the fastening screws and is sealed through a sealing ring.

[0013] Preferably, the elastic element is an adjusting spring.

[0014] Preferably, the support frame is provided with a headlight decorative frame arranged between the support frame and the mounting flange, and the light source on the light source module penetrates through the headlight decorative frame and faces the lampshade. The headlight decorative frame can shield the components other than the light source on the light source module, thereby improving the modeling aesthetics of the headlight.

[0015] Specifically, the support frame is provided with a tail light.

[0016] Based on the same inventive concept, the application also provides a headlight connecting structure of a rail vehicle, the head cover of the rail vehicle is provided with a headlight mounting port, the headlight mounting port is provided with the headlight with adjustable illumination angle as described above, the mounting flange is fixedly connected with the headlight mounting port through a second fastener and is sealed through a sealing glue. After the headlight is installed, the mounting flange does not need to be disassembled during the later lamp maintenance, and water can be effectively prevented from entering.

[0017] Compared with the prior art, the headlight with adjustable illumination angle and the headlight connecting structure of the rail vehicle have the following beneficial effects:

[0018] 1. The headlight with adjustable illumination angle and the headlight connecting structure of the rail vehicle can meet the installation requirements of different modeling light source modules, can conveniently adjust the illumination angle of the light source module, and can meet the requirements of vehicle simplification and modularization design.

[0019] 2. The headlight with adjustable illumination angle and the headlight connecting structure of the rail vehicle can independently adjust the illumination angles of the high beam light source module and the low beam light source module, and do not affect each other.

[0020] 3. The headlight with adjustable illumination angle and the headlight connecting structure of the rail vehicle can change the plane where the light source of the light source module is located by adjusting the positions of the connection points between the one or more first fasteners and the light source module, and can adjust the light source module at any illumination angle. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 is a headlight structure schematic view of the application;

[0022] Figure 2 is Figure 1 is a light source module and support frame connecting structure schematic view.

[0023] Figure 3 is Figure 1 a top structure schematic view.

[0024] In the drawings

[0025] 1 - lampshade; 2 - mounting flange; 3 - support frame; 4 - elastic element; 5 - first fastener; 6 - light source module; 601 - high beam light source module; 602 - low beam light source module; 7 - headlight decorative frame; 8 - tail light. DETAILED DESCRIPTION

[0026] The utility model will be explained in detail below with reference to the drawings and in combination with the embodiments. It should be noted that the embodiments in the utility model and the features in the embodiments can be combined with each other without conflict. For the convenience of description, if the words "up", "down", "left", "right" appear in the following text, they only mean the up, down, left and right directions consistent with the drawings themselves, and do not limit the structure.

[0027] As Figure 1 shown, the headlight with adjustable irradiation angle provided by the embodiment comprises a lampshade 1, a mounting flange 2, a support frame 3, a light source module 6, a tail light 8 and six first fasteners 5, and the light source module 6 is arranged on the support frame 3. An elastic element 4 is sleeved on each first fastener 5, the first fastener 5 adopts a bolt, and the elastic element 4 adopts an adjusting spring. The mounting flange 2 is made of aluminum alloy material, and the lampshade 1 and the support frame 3 are arranged on opposite sides of the mounting flange 2 respectively. A plurality of fastening screws are arranged on the metal frame of the lampshade 1 in the circumferential direction, the lampshade 1 and the mounting flange 2 are detachably fixedly connected through the fastening screws, and structure waterproof is realized through the self-provided rubber sealing ring. The support frame 3 is provided with a headlight decorative frame 7, the headlight decorative frame 7 is arranged between the support frame 3 and the mounting flange 2, and the light source on the light source module 6 penetrates through the headlight decorative frame 7 and faces the lampshade 1. The support frame 3 is a stepped structure formed by bending a plate material, and the bending structure can be adjusted to match the lamp modeling of the light source module 6. Transition frame mounting holes are arranged on the two end bending edges of the support frame 3, and the transition frame mounting holes are connected with the mounting flange 2 through connecting screws. As Figure 2 and Figure 3As shown, the light source module 6 includes a high beam light source module 601 and a low beam light source module 602, and the high beam light source module 601 and the low beam light source module 602 are arranged on the middle mounting surface of the support frame 3. The support frame 3 is provided with a three-step tread surface, and the three-step tread surface is respectively provided with a reserved mounting hole for placing the high beam light source module 601, the low beam light source module 602 and the tail light 8, and the high beam light source module 601, the low beam light source module 602 and the tail light 8 are arranged on different step tread surfaces in sequence. The high beam light source module 601 and the low beam light source module 602 are connected with the support frame 3 through three first fasteners 5, and the two ends of the elastic element 4 are respectively in abutment with the high beam light source module 601 and the support frame 3 or the low beam light source module 602 and the support frame 3. The three first fasteners 5 around the high beam light source module 601 and the low beam light source module 602 are arranged in the circumferential direction, and the connection points of the three first fasteners 5 and the high beam light source module 601 and the low beam light source module 602 are located on different straight lines.

[0028] The embodiment also provides a rail vehicle headlamp connecting structure, the rail vehicle head cover is provided with a headlamp mounting hole, the headlamp mounting hole is provided with a headlamp with adjustable illumination angle as described above, the mounting flange 2 is connected with the headlamp mounting hole through screw fixing and is sealed through structural glue, and after the installation is completed, the mounting flange 2 does not need to be disassembled in the later headlamp maintenance process, and water entry at this position can be effectively avoided.

[0029] After the headlamp is installed, the rail vehicle enters the debugging and test stage or the vehicle is in the user site, the lamp cover 1 can be opened according to actual needs, the first fastener 5 is adjusted using a character, and then the illumination effect of the high beam light source module 601 and the low beam light source module 602 is adjusted. Since the connection points of the three first fasteners 5 and the high beam light source module 601 are not on a straight line, the connection points of the three first fasteners 5 and the low beam light source module 602 are also not on a straight line, the three non-collinear connection points can determine a plane, by changing the position of any one connection point, the plane can be changed, and then the illumination angle of the high beam light source module 601 and the low beam light source module 602 is adjusted.

[0030] The content illustrated in the above embodiment should be understood as that the embodiment is only used for more clearly illustrating the utility model, and is not used for limiting the range of the utility model, and after reading the utility model, various equivalent modifications of the embodiment made by those skilled in the art all fall within the range defined by the claims attached to the utility model.

Claims

1. An illuminating angle-adjustable headlamp, comprising a lampshade (1) and a light source module (6), characterized in that: It also includes mounting flange (2), support frame (3) and a plurality of first fastener (5), each first fastener (5) is provided with elastic element (4); the lampshade (1) and support frame (3) are fixedly connected with mounting flange (2), and the lampshade (1) and support frame (3) are respectively arranged on opposite sides of mounting flange (2); the support frame (3) is provided with mounting port for placing light source module (6), and the light source module (6) is connected with the support frame (3) through a plurality of first fastener (5), and the plurality of first fastener (5) is respectively arranged along the circumference of the light source module (6), and the two ends of the elastic element (4) are respectively in abutment with the light source module (6) and the support frame (3).

2. The headlamp of claim 1, wherein: The support frame (3) is made of a stepped plate, and the two ends of the plate along the length direction are fixedly connected with the mounting flange (2), and the mounting port of the light source module (6) is arranged on the stepped tread surface of the plate.

3. The headlamp of claim 2, wherein: The light source module (6) includes high beam light source module (601) and low beam light source module (602), and the support frame (3) is provided with at least two stepped tread surfaces, and the high beam light source module (601) and the low beam light source module (602) are arranged on different stepped tread surfaces, and the high beam light source module (601) and the low beam light source module (602) are connected with the support frame (3) through a plurality of first fastener (5).

4. The headlamp of claim 3, wherein: The high beam light source module (601) and the low beam light source module (602) are arranged on the middle mounting surface of the support frame (3).

5. The headlamp with adjustable angle of illumination according to any one of claims 1 to 4, characterized in that: The light source module (6) and the support frame (3) are connected through three first fastener (5), the three first fastener (5) are arranged along the circumference of the light source module (6), and the connection points of the three first fastener (5) and the light source module (6) are located on different straight lines.

6. The headlamp with adjustable angle of illumination according to any one of claims 1 to 4, characterized in that: The metal frame of the lampshade (1) is provided with a plurality of fastening screws along the circumference, and the lampshade (1) and the mounting flange (2) are detachably fixedly connected through the fastening screws and sealed through a sealing ring.

7. The headlamp of any one of claims 1-4, wherein: The elastic element (4) is an adjusting spring.

8. The headlamp of any one of claims 1-4, wherein: The support frame (3) is provided with a headlight decorative frame (7), which is arranged between the support frame (3) and the mounting flange (2), and the light source on the light source module (6) penetrates the headlight decorative frame (7) and faces the lampshade (1).

9. The headlamp of any one of claims 1-4, wherein: The support frame (3) is provided with a tail light (8).

10. A rail vehicle headlamp connection structure, a headlamp mounting port is provided on a head cover of a rail vehicle, characterized in that: The headlight mounting port is provided with the headlight with adjustable illumination angle as claimed in any one of claims 1-9, the mounting flange (2) and the headlight mounting port are fixedly connected through a second fastener and sealed through a sealing glue.

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