CN211260662U

CN211260662U - LED locomotive headlamp

Info

Publication number: CN211260662U
Application number: CN202020133161.9U
Authority: CN
Inventors: 陈学军; 唐志升
Original assignee: Zhuzhou Tianlong Railway Electrical Co ltd
Current assignee: Zhuzhou Tianlong Railway Electrical Co ltd
Priority date: 2020-01-20
Filing date: 2020-01-20
Publication date: 2020-08-14
Anticipated expiration: 2030-01-20

Abstract

The utility model discloses a LED locomotive head-light, including being used for the installation body fixed with locomotive automobile body, be equipped with the light source subassembly on the installation body and rather than the power of being connected, the light source subassembly includes the base plate and locates the LED lamp on the base plate, and the top of light source subassembly is equipped with anti-light cup and lens respectively, anti-light cup and lens respectively with LED lamp one-to-one setting. Use the utility model provides a LED locomotive head-light through set up the light source subassembly on the installation body, the top of light source subassembly sets up anti-light cup and lens respectively, simultaneously, anti-light cup and lens set up with LED lamp one-to-one respectively, from this in order to make at the epaxial luminous intensity of benchmark higher through anti-light cup, make relative light intensity distribution more even through lens, improve the lighting quality of locomotive head-light.

Description

LED locomotive headlamp

Technical Field

The utility model relates to a head-light technical field, more specifically say, relate to a LED locomotive head-light.

Background

The existing lamp uses other reflectors in a light source adjusting part, or uses a reflecting cup or a lens singly, the light intensity and the relative light intensity on a reference axis cannot meet the design requirement, and the light intensity of the locomotive headlamp is higher on the reference axis and more uniform in relative light intensity distribution under the limited light emitting area, so that the technical problem which needs to be solved by technical personnel in the field is urgently solved.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a LED locomotive head-light to solve the lower and relative uneven problem of light intensity distribution of the epaxial luminous intensity of current benchmark.

In order to achieve the above object, the utility model provides a following technical scheme:

an LED locomotive headlamp comprising:

the installation body is used for being fixed with a locomotive body, the installation body is provided with a light source assembly and a power supply connected with the light source assembly, the light source assembly comprises a substrate and LED lamps arranged on the substrate, a reflection cup and a lens are arranged above the light source assembly respectively, and the reflection cup and the lens are arranged in one-to-one correspondence with the LED lamps respectively.

Preferably, the installation body includes preceding clamp plate and rather than the back lid of joint, the back is covered and is equipped with the heat dissipation body, base plate detachable fixed connection in on the heat dissipation body, be equipped with on the preceding clamp plate and be used for respectively right reflection of light cup with lens carry out spacing hole.

Preferably, the number of the base plates is at least two, at least two LED lamps are arranged on any one base plate, and the reflecting cup and the lens are respectively arranged in one-to-one correspondence with the LED lamps.

Preferably, the base plate specifically is the strip shaped plate, the strip shaped plate is equipped with along length direction the LED lamp, the strip shaped plate is followed the length direction of heat dissipation body evenly arranges.

Preferably, four LED lamps are arranged on any one of the substrates, the two LED lamps at the center are respectively provided with the reflecting cup, and the two LED lamps at the outer edge are respectively provided with the lens.

Preferably, the circumference of the heat dissipation body is provided with a support which is used for being fixedly connected with the rear cover in a detachable mode, and the support is fixedly connected with the heat dissipation body and the rear cover through threaded pieces respectively.

Preferably, the power is located the heat dissipation body deviates from one side of base plate, it is right to cover after, the power carries out the breach of stepping down that steps down.

Preferably, the light-emitting angle of the reflector cup along the horizontal direction is-2 degrees to +2 degrees, and the light-emitting angle along the vertical direction is-2 degrees to +1 degree;

the light-emitting angle of the lens along the horizontal direction is-4 degrees to +4 degrees, and the light-emitting angle of the lens along the vertical direction is-4 degrees to +1 degree.

Preferably, the mounting body is provided with an auxiliary part sleeved on the fixed screw rod, and the auxiliary part is in clearance fit with the fixed screw rod;

the last cover of clamping screw is equipped with adjusting nut, adjusting nut with clamping screw threaded connection is in order to promote the auxiliary member extrusion the spring realizes the installation body winds the rotation of rotation axis.

Preferably, the opposite both ends that set up of flange are equipped with the installation ear, the installation ear is equipped with and is used for the installation through-hole of mounting, the mounting specifically is fixing bolt.

The utility model provides a LED locomotive head-light, including being used for with the fixed installation body of locomotive automobile body, be equipped with the light source subassembly on the installation body and rather than the power of being connected, the light source subassembly includes the base plate and locates the LED lamp on the base plate, the top of light source subassembly is equipped with anti-light cup and lens respectively, anti-light cup and lens set up with LED lamp one-to-one respectively.

Use the utility model provides a LED locomotive head-light through set up the light source subassembly on the installation body, the top of light source subassembly sets up anti-light cup and lens respectively, simultaneously, anti-light cup and lens set up with LED lamp one-to-one respectively, from this in order to make at the epaxial luminous intensity of benchmark higher through anti-light cup, make relative light intensity distribution more even through lens, improve the lighting quality of locomotive head-light through the mode that anti-light cup and lens combine.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a lens provided in an embodiment of the present invention;

fig. 2 is a schematic structural view of a reflective cup according to an embodiment of the present invention;

fig. 3 is an explosion structure schematic diagram of an LED locomotive headlamp provided by an embodiment of the present invention.

The drawings are numbered as follows:

the lens comprises a lens 1, a reflective cup 2, a connecting flange 3, a mounting lug 31, a mounting through hole 32, an adjusting nut 4, a front pressing plate 5, a limiting hole 51, a support 6, an auxiliary part 61, a heat dissipation body 7, a rear cover 8 and a power supply 9.

Detailed Description

The embodiment of the utility model discloses LED locomotive head-light to solve the current epaxial luminous intensity of benchmark lower and relative uneven problem of luminous intensity distribution.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, fig. 1 is a schematic structural diagram of a lens according to an embodiment of the present invention; fig. 2 is a schematic structural view of a reflective cup according to an embodiment of the present invention; fig. 3 is an explosion structure schematic diagram of an LED locomotive headlamp provided by an embodiment of the present invention.

In a specific embodiment, the utility model provides a LED locomotive head-light, including being used for with the fixed installation body of locomotive automobile body, be equipped with the light source subassembly on the installation body and rather than the power 9 that is connected, the light source subassembly includes the base plate and locates the LED lamp on the base plate, the top of light source subassembly is equipped with anti-light cup 2 and lens 1 respectively, anti-light cup 2 and lens 1 respectively with the setting of LED lamp one-to-one.

The installation body is fixed with screw members such as locomotive automobile body accessible bolt, be equipped with light source subassembly and power 9 on the installation body, wherein prior art can be referred to the connected mode of power 9 and light source subassembly, power 9 includes the driver of being connected with the main control unit of locomotive, the light source subassembly includes the base plate and locates the LED lamp on the base plate, prior art can also be referred to the structure and the connected mode of base plate and LED lamp, the top of light source subassembly is equipped with anti-light cup 2 and lens 1 respectively, anti-light cup 2 and lens 1 set up with the LED lamp one-to-one respectively, anti-light cup 2 and lens 1 preferred setting are on the base plate, and respectively with base plate detachable fixed connection, if realize fixedly. Meanwhile, the number of the LED lamps is at least two or more, so that the reflecting cup 2 and the lens 1 are respectively arranged corresponding to at least one LED lamp, preferably, in one embodiment, the LED lamps are arranged in pairs, so that the reflecting cup 2 and the lens 1 can ensure the light intensity of the headlamp on a reference shaft, the relative light intensity distribution is uniform, the LED lamps are oppositely arranged on two sides of the reference shaft of the headlamp on the locomotive, the reference shaft is a straight line which is perpendicular to the light emitting surface of the lamp and passes through the geometric center of the light emitting surface, the number of the LED lamps can also be set as required, the reflecting cup 2 and the lens 1 are arranged according to the number of the LED lamps, preferably, the reflecting cup 2 and the lens 1 are arranged in the same number.

Use the utility model provides a LED locomotive head-light through set up the light source subassembly on the installation body, the top of light source subassembly sets up anti-light cup 2 and lens 1 respectively, simultaneously, anti-light cup 2 and lens 1 set up with LED lamp one-to-one respectively, from this in order to make through anti-light cup 2 that the luminous intensity on basic shaft is higher, makes relative light intensity distribution more even through lens 1, improves the lighting quality of locomotive head-light.

Specifically, the installation body includes preceding clamp plate 5 and rather than the back lid 8 of joint, is equipped with heat dissipation body 7 on the back lid 8, and base plate detachable fixed connection is equipped with on preceding clamp plate 5 and is used for carrying out spacing hole to anti-light cup 2 and lens 1 respectively on heat dissipation body 7. Be equipped with the installation cavity that is used for installing heat dissipation body 7 on the back lid 8, the circumference edge accessible joint of preceding clamp plate 5 and back lid 8 is fixed, perhaps preceding clamp plate 5 and back lid 8 are fixed through the screw, or are fixed through the mode that the two combine. The heat dissipation body 7 is fixed in the installation cavity of the rear cover 8, for example, by means of screws. The base plate sets up in order dispelling the heat on heat body 7, and the base plate is fixed through the mode of welding or screw with heat body 7, can set up according to actual need.

In an embodiment, install the LED lamp on the base plate, install anti-light cup 2 and lens 1 respectively simultaneously, and fix the base plate installation to heat dissipation body 7, install the heat dissipation body 7 that will assemble to back lid 8 on the installation fixed, preceding clamp plate 5 carries on spacingly with back lid 8 installation to heat dissipation body 7 and base plate, be equipped with on the preceding clamp plate 5 and be used for carrying on spacing hole 51 to anti-light cup 2 and lens 1, the size and the set position of spacing hole 51 adapt to with the size and the position of anti-light cup 2 and lens 1 on the base plate respectively, in order to carry on spacingly to anti-light cup 2 and lens 1 along the removal that is on a parallel with the plane direction of base plate.

Further, in order to ensure the fixation between the heat dissipation body 7 and the rear cover 8, a support 6 detachably and fixedly connected with the rear cover 8 is arranged in the circumferential direction of the heat dissipation body 7, and the support 6 is fixedly connected with the heat dissipation body 7 and the rear cover 8 through screws respectively. In one embodiment, the heat dissipation body 7 is a cuboid, the brackets 6 are respectively arranged in the circumferential direction of the cuboid, and the brackets 6 are respectively fixed with the heat dissipation body 7 and the rear cover 8 through screws. Wherein, the number of support 6 is preferred four, sets up respectively in the circumference of cuboid, and four support 6 two liang of the same settings, heat dissipation body 7 specifically are metal radiator.

In one embodiment, the number of the substrates is at least two, at least two LED lamps are arranged on any one substrate, and the reflecting cups 2 and the lenses 1 are respectively arranged in one-to-one correspondence with the LED lamps. In other embodiments, the number of substrates and LED lamps may be set as desired,

specifically, the base plate specifically is the bar shaped plate, and the bar shaped plate is equipped with the LED lamp along length direction, and the bar shaped plate evenly arranges along the length direction of heat dissipation body 7, and in an embodiment, the number of base plate is five, and heat dissipation body 7 is the cuboid, and the base plate sets up along the length direction of cuboid, preferably, is equipped with four LED lamps on arbitrary base plate, and two LED lamps of center department are equipped with anti-light cup 2 respectively, and two LED lamps of outside edge are equipped with lens 1 respectively. The form of the substrate can be set as required, for example, the substrate is set as a circular substrate, four reflecting cups 2 are arranged from the circumference of the reference shaft, and four lenses 1 are respectively arranged at the periphery of the reflecting cups 2.

In an embodiment, the power supply 9 is disposed on one side of the heat dissipation body 7 away from the substrate, and the rear cover 8 is provided with a yielding notch for yielding the power supply 9, so as to facilitate installation and heat dissipation of the power supply 9. Furthermore, a plurality of heat dissipation holes arranged in a matrix form are formed in the rear cover 8, so that heat exchange between the heat dissipation body 7 and the outside is realized, and the heat dissipation holes are formed along the surface of the rear cover 8.

It is specific, anti-light cup 2 and lens 1 set gradually from inside to outside along the center pin of heat dissipation body 7 for light intensity along basic axis is higher, and simultaneously relative light intensity distribution is more even, in other embodiments, also can set up lens 1 in center pin department, sets up anti-light cup 2 in outside circumference, all is the utility model discloses a within the range of protection. Wherein, the light-emitting angle of the reflecting cup 2 along the horizontal direction is between-2 degrees and +2 degrees, and the light-emitting angle along the vertical direction is between-2 degrees and +1 degrees; the light emitting angle of the lens 1 along the horizontal direction is between-4 degrees and +4 degrees, and the light emitting angle along the vertical direction is between-4 degrees and +1 degrees.

On the basis of the above embodiments, the vehicle body mounting structure further comprises a connecting flange 3 which is arranged on the outer side of the mounting body and used for being fixed with a vehicle body, fixing parts which are arranged in a collinear manner are arranged at two opposite ends of the connecting flange 3 to form a rotating shaft, the mounting body is connected with the fixing parts and can rotate around the rotating shaft, a fixing screw rod used for adjusting the pitch angle of the mounting body is arranged on one side of the connecting flange 3, a spring is sleeved on the fixing screw rod, an auxiliary part 61 sleeved on the fixing screw rod is arranged on the mounting body, and the auxiliary part 61 is in clearance fit;

the last cover of clamping screw is equipped with adjusting nut 4, and adjusting nut 4 and clamping screw threaded connection are in order to promote auxiliary 61 extrusion spring, realize the rotation of installation body around the rotation axis.

The connecting flange 3 can be specifically configured as a frame sleeved along the circumferential direction of the mounting body, the rotating shaft is preferably horizontally configured, the fixing screw can be disposed on any side of the rotating shaft, the fixing screw is fixedly connected with the connecting flange 3, such as welded and fixed, the fixing screw is sleeved with a spring, the mounting body is provided with an auxiliary 61 for being sleeved with the fixing screw, in one embodiment, the auxiliary 61 is disposed on the bracket 6, the auxiliary 61 is provided with a through hole, the through hole of the auxiliary 61 is in clearance fit with the fixing screw to provide displacement adjustment for the rotation of the mounting body, meanwhile, the fixing screw and the outer side of the auxiliary 61 are provided with an adjusting nut 4, the adjusting nut 4 is in threaded connection with the fixing screw, the auxiliary 61 is pushed by the precession amount to move along the axial direction of the fixing screw, and then the spring is extruded, and meanwhile, the position of the auxiliary 61 is ensured to, the installation body rotates around the rotation axis under the effect of adjusting nut 4, realizes the regulation of installation body pitch angle.

Further, the two opposite ends of the connecting flange 3 are provided with mounting lugs 31, the mounting lugs 31 are provided with mounting through holes 32 for mounting fixing members, and the fixing members are specifically fixing bolts. The mounting lugs 31 are fixedly connected to the connecting flange 3, preferably in one piece,

in one embodiment, the connecting flange 3 is fixed to the vehicle body via a fixing bolt, and a through hole is formed in the mounting body to connect with the fixing bolt, so that the mounting body can rotate around the rotation axis, a fixing screw is formed in the connecting flange 3, a spring is formed on the fixing screw, the auxiliary 61 is disposed on the support 6, the support 6 is fixedly connected with the mounting body, the auxiliary 61 is provided with a through hole for being sleeved with the fixing screw, an adjusting nut 4 is disposed on the fixing screw, the auxiliary 61 is pushed to move along the fixing screw by the screwing of the adjusting nut 4, the auxiliary 61 extrudes the spring and drives the mounting body to rotate around the rotation axis, wherein the through hole of the auxiliary 61 is preferably a strip-shaped hole.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An LED locomotive headlamp, comprising:

2. The LED locomotive headlamp according to claim 1, wherein the mounting body comprises a front pressing plate and a rear cover clamped with the front pressing plate, the rear cover is provided with a heat dissipation body, the substrate is detachably and fixedly connected to the heat dissipation body, and the front pressing plate is provided with limiting holes for respectively limiting the reflecting cup and the lens.

3. The LED locomotive headlamp according to claim 1, wherein the number of the substrates is at least two, at least two LED lamps are arranged on any one of the substrates, and the reflector cup and the lens are respectively arranged in one-to-one correspondence with the LED lamps.

4. The LED locomotive headlamp according to claim 2, wherein the substrate is a strip-shaped plate, the strip-shaped plate is provided with the LED lamps along the length direction, and the strip-shaped plate is uniformly arranged along the length direction of the heat dissipation body.

5. The LED locomotive headlamp according to claim 4, wherein four LED lamps are arranged on any one of the substrates, the two LED lamps at the center are respectively provided with the reflecting cup, and the two LED lamps at the outer edges are respectively provided with the lens.

6. The LED locomotive headlamp according to claim 2, wherein a bracket is arranged on the periphery of the heat dissipation body and is detachably and fixedly connected with the rear cover, and the bracket is fixedly connected with the heat dissipation body and the rear cover through screws.

7. The LED locomotive headlamp according to claim 2, wherein the power supply is arranged on one side of the heat dissipation body, which is far away from the substrate, and the rear cover is provided with an abdicating notch for abdicating the power supply.

8. The LED locomotive headlamp according to claim 1, wherein the reflector cup has a light emitting angle of-2 ° to +2 ° in a horizontal direction and a light emitting angle of-2 ° to +1 ° in a vertical direction;

9. The LED locomotive headlamp according to any one of claims 1-8, further comprising a connecting flange arranged outside the mounting body and used for being fixed with a vehicle body, wherein two opposite ends of the connecting flange are provided with fixing pieces arranged collinearly to form a rotating shaft, the mounting body is connected with the fixing pieces to rotate around the rotating shaft, one side of the connecting flange is provided with a fixing screw rod used for adjusting the pitch angle of the mounting body, the fixing screw rod is sleeved with a spring, the mounting body is provided with an auxiliary piece sleeved on the fixing screw rod, and the auxiliary piece is in clearance fit with the fixing screw rod;

10. The LED locomotive headlamp according to claim 9, wherein the connecting flange is provided with mounting lugs at two opposite ends, the mounting lugs are provided with mounting through holes for mounting the fixing members, and the fixing members are fixing bolts.