Refraction and reflection optical unit and system

Abstract

The utility model discloses a catadioptric optical unit and a catadioptric optical system, and relates to the technical field of LED lamps for vehicles. The catadioptric optical unit comprises a catadioptric optical unit body, one end of the catadioptric optical unit body is detachably provided with a cooling fan which is used in cooperation with the catadioptric optical unit body, the catadioptric optical unit body is provided with a fixing mechanism which is used in cooperation with the cooling fan, and one end of the cooling fan is fixedly provided with cooling fins which are distributed in an array mode. The heat dissipation fins can be slidably inserted into the catadioptric optical unit body, clamping grooves distributed in an array mode are formed in one end of the catadioptric optical unit body in a penetrating mode, the heat dissipation fins can be slidably inserted into the clamping grooves, and a slot is formed in one end of the heat dissipation fan; through the arrangement and use of the fixing mechanism, convenience is provided for convenient rotation and reset of the special-shaped block, so that the special-shaped block can conveniently penetrate through the special-shaped groove and is staggered or aligned with the special-shaped groove, convenience is further provided for disassembly and assembly of the cooling fan, and convenience is further provided for maintenance or replacement of the cooling fan.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of LED lamp for vehicle, concretely is a kind of fold reflection optical unit and system. BACKGROUND

[0002] LED lamp for vehicle is suitable for various lighting applications of automobile electronics, including headlamp, fog lamp, tail lamp, brake light, turn signal lamp, wide indicator, navigation, entertainment system, backlight and indicator light etc., and fold reflection optical unit is used in headlamp.

[0003] But the heat dissipation fan and filter plate used in the existing headlamp fold reflection optical unit have the defect of inconvenient disassembly, so that the heat dissipation fan is inconvenient to overhaul or replace, and the filter plate is inconvenient to clean or replace.

[0004] To solve the above problems, the inventor proposes a fold reflection optical unit and system to solve the above problems. UTILITY MODEL CONTENTS

[0005] To solve the problem of inconvenient disassembly of the heat dissipation fan and filter plate used in the existing headlamp fold reflection optical unit, the utility model aims to provide a fold reflection optical unit and system.

[0006] To solve the above technical problems, the utility model adopts the following technical scheme: a fold reflection optical unit, which comprises a fold reflection optical unit body, a heat dissipation fan detachably arranged at one end of the fold reflection optical unit body, a fixing mechanism arranged on the fold reflection optical unit body and matched with the heat dissipation fan, an array of heat dissipation fins fixedly installed at one end of the heat dissipation fan and slidably inserted into the fold reflection optical unit body, an array of clamping grooves formed through the one end of the fold reflection optical unit body and into which the heat dissipation fins are slidably inserted, a slot formed at one end of the heat dissipation fan and into which a filter plate is slidably inserted, and a limiting mechanism arranged on the heat dissipation fan and matched with the filter plate.

[0007] The fixing mechanism comprises a first fixing seat and a second fixing seat, the first fixing seat is fixedly connected with the fold reflection optical unit body, a rotating rod is rotatably inserted into the first fixing seat, a rotating ring is fixedly sleeved at one end of the rotating rod, a torsional spring is fixedly installed on one side of the rotating ring, an array of grooves is formed in the outer wall of the rotating ring, the distal end of the torsional spring is fixedly connected with the first fixing seat, a connecting rod is fixedly connected with the other end of the rotating rod, a special-shaped block is fixedly installed at the distal end of the connecting rod, the second fixing seat is fixedly connected with the heat dissipation fan, a special-shaped slot is formed through the second fixing seat, the special-shaped block can slidably penetrate through the special-shaped slot and be in sliding contact with the second fixing seat, and the outer diameter of the special-shaped block is the same as the inner diameter of the special-shaped slot.

[0008] Preferably, the limiting mechanism comprises a limiting seat fixedly connected with the heat dissipation fan, a plug rod is slidably inserted on the limiting seat, a T-shaped ring is fixedly sleeved at the end of the plug rod, a spring is fixedly installed on one side of the T-shaped ring, the end of the spring is fixedly connected with the limiting seat, a plug hole is formed in the middle of the top end of the filter plate, the plug rod is slidably inserted in the plug hole, and the T-shaped ring is away from the limiting seat.

[0009] A catadioptric optical unit system uses a catadioptric optical unit.

[0010] Compared with the prior art, the utility model has the advantages that:

[0011] 1. The fixing mechanism is provided, which facilitates the convenient rotation and resetting of the special-shaped block, so that the special-shaped block can conveniently penetrate the special-shaped groove and be misaligned or aligned with the special-shaped groove, thereby facilitating the disassembly and assembly of the heat dissipation fan, and further facilitating the maintenance or replacement of the heat dissipation fan.

[0012] 2. The limiting mechanism is provided, which facilitates the convenient pulling and resetting of the plug rod, so that the plug rod and the plug hole can be conveniently plugged and separated, thereby facilitating the disassembly and assembly of the filter plate, and further facilitating the cleaning or replacement of the filter plate. BRIEF DESCRIPTION OF DRAWINGS

[0013] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0014] Figure 1 The structure of the present application is shown in the figure.

[0015] Figure 2 The structure of the present application is shown in the figure. Figure 1 The structure of the present application is shown in the figure.

[0016] Figure 3 The structure of the present application is shown in the figure.

[0017] Figure 4 The structure of the present application is shown in the figure. Figure 3 The structure of the present application is shown in the figure.

[0018] Figure 5 The structure of the present application is shown in the figure. Figure 3 The structure of the present application is shown in the figure.

[0019] Figure 6 The structure of the present application is shown in the figure.

[0020] Figure 7 This utility model Figure 6 Enlarged schematic diagram of the structure at point D.

[0021] Figure 8 This utility model Figure 7 Enlarged schematic diagram of the structure at point E in the middle.

[0022] In the diagram: 1. Reflective optical unit body; 11. Slot; 2. Cooling fan; 21. Slot; 3. Fixing mechanism; 31. Fixing base one; 32. Fixing base two; 33. Rotating rod; 34. Rotating ring; 35. Torsion spring; 36. Connecting rod; 37. Irregular block; 38. Irregular groove; 39. Groove; 4. Filter plate; 41. Insertion hole; 5. Limiting mechanism; 51. Limiting seat; 52. Insertion rod; 53. T-ring; 54. Spring; 55. Slot; 6. Cooling fins. Detailed Implementation

[0023] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0024] Example: Figures 1-8 As shown, this utility model provides a catadioptric optical unit, including a catadioptric optical unit body 1. The catadioptric optical unit body 1 has multiple color mixing functions, integrates lighting and ambient lighting functions, and has interactive control functions for the display screen. This is prior art and will not be described in detail here. One end of the catadioptric optical unit body 1 is detachably equipped with a cooling fan 2 for use with it. The catadioptric optical unit body 1 is equipped with a fixing mechanism 3 for use with the cooling fan 2. One end of the cooling fan 2 is fixedly installed with an array of heat dissipation fins 6, and the heat dissipation fins 6 can be slidably inserted into the catadioptric optical unit body 1. One end of the catadioptric optical unit body 1 has an array of slots 11 through it, and the heat dissipation fins 6 can be slidably inserted into the slots 11. The use of the slots 11 and the heat dissipation fins 6 can effectively improve the heat dissipation effect of the cooling fan 2. One end of the cooling fan 2 has a slot 21, and a filter plate 4 can be slidably inserted into the slot 21. The cooling fan 2 is equipped with a limiting mechanism 5 for use with the filter plate 4.

[0025] The fixing mechanism 3 comprises a fixing base one 31 and a fixing base two 32, the fixing base one 31 is fixedly connected with the catadioptric optical unit body 1, a rotating rod 33 is rotatably inserted on the fixing base one 31, a rotating ring 34 is fixedly sleeved on one end of the rotating rod 33, a torsional spring 35 is fixedly installed on one side of the rotating ring 34, a plurality of grooves 39 are arrayed on the outer wall of the rotating ring 34, the setting of the grooves 39 can increase the friction and facilitate the operation, the other end of the torsional spring 35 is fixedly connected with the fixing base one 31, a connecting rod 36 is fixedly connected with the other end of the rotating rod 33, a special-shaped block 37 is fixedly installed at the end of the connecting rod 36, the fixing base two 32 is fixedly connected with the heat dissipation fan 2, a special-shaped groove 38 is penetratingly formed on the fixing base two 32, the special-shaped block 37 can slidingly penetrate the special-shaped groove 38 and slidingly abut against the fixing base two 32, the outer diameter of the special-shaped block 37 is the same as the inner diameter of the special-shaped groove 38, so that the normal sliding insertion of the special-shaped block 37 is ensured, and the stable misalignment clamping after penetration is ensured.

[0026] By adopting the above technical scheme, when in use, the rotating ring 34 is rotated, so as to drive the rotating rod 33 to rotate, then the connecting rod 36 drives the special-shaped block 37 to rotate, further the torsional spring 35 is twisted, when the special-shaped block 37 rotates one hundred and eighty degrees, the rotating ring 34 is stopped, and the heat dissipation fan 2 is gradually inserted into the catadioptric optical unit body 1, during this period, the special-shaped block 37 is inserted into the special-shaped groove 38, when the heat dissipation fan 2 is completely clamped into the catadioptric optical unit body 1, the special-shaped block 37 just penetrates the special-shaped groove 38, at this time, the rotating ring 34 is loosened, then the torsional spring 35 drives the rotating ring 34 to reverse, so as to drive the special-shaped block 37 to reverse and reset through the rotating rod 33 and the connecting rod 36, then the special-shaped block 37 is misaligned with the special-shaped groove 38, further the heat dissipation fan 2 is stably fixed on the catadioptric optical unit body 1, and during the subsequent use, the user can conveniently disassemble, overhaul or replace the heat dissipation fan 2 according to the above steps.

[0027] The limiting mechanism 5 comprises a limiting seat 51, the limiting seat 51 is fixedly connected with the heat dissipation fan 2, a plug rod 52 is slidingly inserted on the limiting seat 51, a T-shaped ring 53 is fixedly sleeved on the end of the plug rod 52, a spring 54 is fixedly installed on one side of the T-shaped ring 53, the end of the spring 54 is fixedly connected with the limiting seat 51, a plug hole 41 is penetratingly formed in the middle of the top end of the filter plate 4, the plug rod 52 can be slidingly inserted in the plug hole 41, a plurality of arrayed recesses 55 are formed on the end of the T-shaped ring 53 away from the limiting seat 51, the setting of the recesses 55 can increase the friction and facilitate the operation.

[0028] By adopting the technical scheme, when in use, the user needs to pull the T-shaped ring 53, so as to drive the insertion rod 52 to move and stretch the spring 54, stop pulling the T-shaped ring 53 when the distance between the T-shaped ring 53 and the limiting seat 51 is at the maximum, insert the filter plate 4 into the insertion slot 21, then release the T-shaped ring 53, at this time, the spring 54 drives the T-shaped ring 53 to reset, so as to drive the insertion rod 52 to reset, and then the insertion rod 52 is inserted into the corresponding insertion hole 41, and the filter plate 4 can be conveniently limited, and the user can conveniently remove, clean or replace the filter plate 4 according to the above steps during subsequent use.

[0029] A catadioptric optical unit system uses a catadioptric optical unit.

[0030] By adopting the technical scheme, the functions of mixing colors, combining lighting and atmosphere functions, and interactive control of the display screen are realized.

[0031] Working principle: when in use, the rotary ring 34 is rotated, so as to drive the rotary rod 33 to rotate, and then the special-shaped block 37 is driven to rotate through the connecting rod 36, and the torsional spring 35 is twisted, stop rotating the rotary ring 34 when the special-shaped block 37 rotates by 180 degrees, and gradually insert the cooling fan 2 into the catadioptric optical unit body 1, during which, the special-shaped block 37 is inserted into the special-shaped groove 38, and when the cooling fan 2 is completely clamped into the catadioptric optical unit body 1, the special-shaped block 37 just penetrates through the special-shaped groove 38, at this time, the rotary ring 34 is released, and then the torsional spring 35 drives the rotary ring 34 to reverse, so as to drive the special-shaped block 37 to reverse and reset through the rotary rod 33 and the connecting rod 36, and then the special-shaped block 37 is misaligned with the special-shaped groove 38, and the cooling fan 2 can be stably fixed on the catadioptric optical unit body 1, and the user can conveniently remove, overhaul or replace the cooling fan 2 according to the above steps during subsequent use.

[0032] Then the user needs to pull the T-shaped ring 53, so as to drive the insertion rod 52 to move and stretch the spring 54, stop pulling the T-shaped ring 53 when the distance between the T-shaped ring 53 and the limiting seat 51 is at the maximum, insert the filter plate 4 into the insertion slot 21, then release the T-shaped ring 53, at this time, the spring 54 drives the T-shaped ring 53 to reset, so as to drive the insertion rod 52 to reset, and then the insertion rod 52 is inserted into the corresponding insertion hole 41, and the filter plate 4 can be conveniently limited, and the user can conveniently remove, clean or replace the filter plate 4 according to the above steps during subsequent use.

[0033] Obviously, those skilled in the art can make various modifications and variations to the present application without departing from the spirit and scope of the present application. Therefore, if these modifications and variations of the present application belong to the scope of the claims of the present application and the equivalent technologies, the present application also intends to include these modifications and variations.

Claims

1. A catadioptric optical unit comprising a catadioptric optical unit body (1), characterized in that: One end of the catadioptric optical unit body (1) is detachably provided with a matching cooling fan (2), and the catadioptric optical unit body (1) is provided with a fixing mechanism (3) matched with the cooling fan (2), one end of the cooling fan (2) is provided with a slot (21), and the slot (21) is slidably provided with a filter plate (4), and the cooling fan (2) is provided with a limiting mechanism (5) matched with the filter plate (4). The fixing mechanism (3) comprises a fixed seat one (31) and a fixed seat two (32), the fixed seat one (31) is fixedly connected with the catadioptric optical unit body (1), and a rotating rod (33) is rotatably inserted into the fixed seat one (31), one end of the rotating rod (33) is fixedly provided with a rotating ring (34), one side of the rotating ring (34) is fixedly provided with a torsional spring (35), the end of the torsional spring (35) is fixedly connected with the fixed seat one (31), the other end of the rotating rod (33) is fixedly connected with a connecting rod (36), and the end of the connecting rod (36) is fixedly provided with a special-shaped block (37), the fixed seat two (32) is fixedly connected with the cooling fan (2), and a special-shaped groove (38) is formed through the fixed seat two (32), the special-shaped block (37) can slide through the special-shaped groove (38) and be slidably attached to the fixed seat two (32).

2. A catadioptric optical unit as claimed in claim 1, characterized in that The limiting mechanism (5) comprises a limiting seat (51), the limiting seat (51) is fixedly connected with the cooling fan (2), and a plug rod (52) is slidably inserted into the limiting seat (51), the end of the plug rod (52) is fixedly provided with a T-shaped ring (53), one side of the T-shaped ring (53) is fixedly provided with a spring (54), the end of the spring (54) is fixedly connected with the limiting seat (51), and the top of the filter plate (4) is provided with an insertion hole (41), and the plug rod (52) is slidably inserted into the insertion hole (41).

3. A catadioptric optical unit as claimed in claim 2, characterized in that The end of the T-shaped ring (53) away from the limiting seat (51) is provided with an array of grooves (55).

4. A catadioptric optical unit as claimed in claim 1, characterized in that One end of the cooling fan (2) is fixedly provided with an array of heat dissipation fins (6), and the heat dissipation fins (6) are slidably inserted into the catadioptric optical unit body (1).

5. A catadioptric optical unit as claimed in claim 4, characterized in that One end of the catadioptric optical unit body (1) is provided with an array of clamping grooves (11), and the heat dissipation fins (6) are slidably inserted into the clamping grooves (11).

6. A catadioptric optical unit as claimed in claim 1, characterized in that An array of grooves (39) is formed on the outer wall of the rotating ring (34).

7. A catadioptric optical unit as claimed in claim 1, characterized in that The outer diameter of the special-shaped block (37) is the same as the inner diameter of the special-shaped groove (38).

8. A catadioptric optical unit system, characterized in that Use a catadioptric optical unit comprising any one of claims 1-7.

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