阅读说明：本技术 一种车灯灯罩 (Lampshade of vehicle lamp ) 是由 王宝江 于 2020-07-20 设计创作，主要内容包括：本发明提出了一种车灯灯罩,属于汽车配件技术领域,它解决了现有的车灯易产生雾气的问题。它包括罩体、以及设于罩体后部的支撑筒,支撑筒内侧远离罩体的一端设有与其配合的挡板,挡板靠近罩体的一侧设有光源,挡板远离罩体的一侧设有散热器,挡板上设有第一出风口,罩体的顶部前侧设有进风口,罩体的内侧具有扣在进风口处的引流罩,引流罩的内部顶端设有盖住进风口的过滤网,引流罩的底部设有可将引流罩内的水排出罩体的排水管,第一出风口与排水管之间设有与排水管连通的排气管,排气管的进风端位于排水管的上部,排气管上开设有至少两个与支撑筒的内腔连通的第一散热孔。本发明利于罩体内部的降温,并保持罩体内部的干燥,提高照明效果。(The invention provides a lampshade of a car lamp, belongs to the technical field of automobile accessories, and solves the problem that the existing car lamp is easy to generate fog. It includes the cover body, and locate the support section of thick bamboo at cover body rear portion, the one end that the cover body was kept away from to support section of thick bamboo inboard is equipped with rather than complex baffle, one side that the baffle is close to the cover body is equipped with the light source, one side that the cover body was kept away from to the baffle is equipped with the radiator, be equipped with first air outlet on the baffle, the top front side of the cover body is equipped with the air intake, the inboard of the cover body has the drainage cover of detaining in air intake department, the inside top of drainage cover is equipped with the filter screen that covers the air intake, the bottom of drainage cover is equipped with the drain pipe that can be with the water discharge cover body in the drainage cover, be equipped with the blast pipe with the drain pipe of drain pipe intercommunication. The invention is beneficial to cooling the interior of the cover body, keeps the interior of the cover body dry and improves the lighting effect.)

1. A lampshade of a car lamp comprises a cover body (1) and a supporting cylinder (2) arranged at the rear part of the cover body (1), wherein one end of the inner side of the supporting cylinder (2) far away from the cover body (1) is provided with a baffle (3) matched with the baffle, one side of the baffle (3) close to the cover body (1) is provided with a light source (4), one side of the baffle (3) far away from the cover body (1) is provided with a radiator (5), the lampshade is characterized in that the baffle (3) is provided with a first air outlet (6), the front side of the top of the cover body (1) is provided with an air inlet (7), the inner side of the cover body (1) is provided with a drainage cover (8) buckled at the air inlet (7), the top end of the inside of the drainage cover (8) is provided with a filter screen (9) covering the air inlet (7), the bottom of the drainage cover (8) is provided with a, the air-conditioner is characterized in that an exhaust pipe (10) communicated with a drain pipe (13) is arranged between the first air outlet (6) and the drain pipe (13), the air inlet end of the exhaust pipe (10) is located at the upper part of the drain pipe (13), and at least two first heat dissipation holes (12) communicated with the inner cavity of the support cylinder (2) are formed in the exhaust pipe (10).

2. The lamp cover according to claim 1, wherein a drain hole (14) is formed at the bottom of the baffle (3), and the other end of the drain pipe (13) is inserted into the drain hole (14).

3. The lamp cover according to claim 2, wherein the drain pipe (13) is closely attached to the inner wall of the support cylinder (2), the top end of the drain pipe (13) has a first extension portion extending toward the drain cover (8), the top end of the first extension portion extends into and communicates with the drain cover (8), the bottom end of the drain pipe (13) has a second extension portion extending toward the baffle (3), and one end of the second extension portion, which is close to the drain hole (14), extends into the drain hole (14).

4. The lampshade of the car lamp according to claim 3, characterized in that the first air outlet (6) is positioned at the upper part of the baffle (3), the lower part of the baffle (3) is provided with a second air outlet (15), a connecting pipe (16) is arranged in the second air outlet (15), and the other end of the connecting pipe (16) is communicated with the exhaust pipe (10).

5. The lampshade of vehicular lamp according to claim 4, characterized in that the connecting tube (16) is provided with a plurality of second heat dissipating holes (17), and the second heat dissipating holes (17) are located at the bottom of the connecting tube (16).

6. The lampshade of the car lamp according to claim 5, characterized in that one side of the supporting cylinder (2) close to the cover body (1) is provided with an annular groove (18), the annular groove (18) is internally connected with a sealing ring (19), a placing groove (20) is arranged in the sealing ring (19), and the cover body (1) is provided with an inserting head (21) which is inserted into the placing groove (20) and is matched with the placing groove.

7. The cover for vehicle lamp according to any one of claims 1 to 6, wherein the inner bottom of the cover body (1) is provided with a water absorption plate (22) made of super absorbent fiber.

8. The lamp cover according to claim 1, wherein the air inlet end of the exhaust pipe (10) is provided with a desiccant (11).

9. The lamp cover according to claim 1, wherein the number of the first heat radiating holes (12) is two to several tens.

10. The lamp cover according to claim 5, wherein the number of the second heat dissipating holes (17) is three to several tens, and the second heat dissipating holes (17) are uniformly distributed along the length direction of the connecting pipe (16).

Technical Field

The invention belongs to the technical field of automobile accessories, and particularly relates to a lampshade of an automobile lamp.

Background

With the rapid development of the automobile industry, people pursue comfort and easy controllability, and meanwhile, the overall safety, energy conservation and environmental protection of automobiles are more and more emphasized. Therefore, the automobile headlamp mostly uses LED lamps and adopts a plane cluster packaging technology, so that the requirements of high power and low energy consumption can be met.

However, in the prior art, in order to prevent rain from entering, the headlight cover is usually in a closed form, and is fastened on the headlight, when the vehicle headlight is in an illumination state, the closed environment where the vehicle headlight is located will generate a higher temperature due to heat accumulation, and the higher temperature is easy to generate fog inside the vehicle headlight, which affects the illumination effect.

Disclosure of Invention

The invention aims to solve the technical problems in the prior art, and aims to provide a lampshade of a vehicle lamp, which can effectively prevent fog from being generated.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a lamp shade for vehicle lamp, includes the cover body and locates the support section of thick bamboo at cover body rear portion, the one end of keeping away from the cover body in the support section of thick bamboo inboard is equipped with rather than complex baffle, one side that the baffle is close to the cover body is equipped with the light source, one side that the cover body was kept away from to the baffle is equipped with the radiator, the baffle on be equipped with first air outlet, the top front side of the cover body is equipped with the air intake, the inboard of the cover body has the drainage cover of detaining in air intake department, the inside top of drainage cover is equipped with the filter screen that covers the air intake, the bottom of drainage cover is equipped with the drain pipe that can be with the water discharge cover body in the drainage cover, first air outlet and drain pipe between be equipped with the blast pipe with the drain pipe intercommunication, the air intake.

During operation, the gas-liquid mixture outside the cover body enters the filter mantle from the air inlet, filters the impurity in the gas-liquid mixture through the filter screen, and liquid after filtering flows outside the cover body from the drain pipe, and the gaseous flow direction exhaust pipe of entering wherein, the quantity of first louvre is two to tens, and gas in the blast pipe flows into in the cover body through partial first louvre, and gas in the cover body flows into the blast pipe through remaining first louvre, realizes the two-way flow between the gas in the blast pipe and the internal gas of cover, can improve the speed of temperature between the internal portion of balanced cover and the blast pipe to flow out the cover body through first air outlet, do benefit to and reduce cover body temperature, avoid the internal fog that produces of cover.

In the lamp shade for the vehicle lamp, the bottom of the baffle plate is provided with the drain hole, and the other end of the drain pipe penetrates through the drain hole. The drainage pipe is easy to be drained out of the cover body.

In the lamp shade for the vehicle lamp, the drain pipe is tightly attached to the inner wall of the support cylinder, the top end of the drain pipe is provided with a first extending portion extending towards the drainage cover, the top end of the first extending portion extends into the drainage cover and is communicated with the drainage cover, the bottom end of the drain pipe is provided with a second extending portion extending towards the baffle, and one end, close to the drain hole, of the second extending portion extends into the drain hole.

One end of the first extending portion, which is close to the drainage cover, inclines upwards, the air inlet end of the exhaust pipe is communicated with one end, which is far away from the drainage cover, of the top of the first extending portion, and when the exhaust pipe works, filtered liquid flows to the drainage hole along the inner wall of the support cylinder in the drainage pipe, so that the drainage pipe is prevented from shielding a light source, and the irradiation effect of the light source is improved.

In the lamp shade of the vehicle lamp, the first air outlet is located at the upper part of the baffle, the lower part of the baffle is provided with the second air outlet, the second air outlet is internally provided with the connecting pipe, and the other end of the connecting pipe is communicated with the exhaust pipe. The gas is discharged out of the cover body.

In the lamp shade of the car lamp, the connecting pipe is provided with a plurality of second radiating holes, and the second radiating holes are located at the bottom of the connecting pipe. The number of the second heat dissipation holes is three to dozens, and the second heat dissipation holes are uniformly distributed along the length direction of the connecting pipe.

During operation, the gas in the cover body can flow into the exhaust pipe from the first heat dissipation hole and the second heat dissipation hole, and is discharged through the first air outlet and the second air outlet, so that the gas is discharged conveniently, and the cooling efficiency of the cover body is improved.

In the lamp shade of the vehicle lamp, one side of the supporting cylinder, which is close to the shade body, is provided with the annular groove, the annular groove is in threaded connection with the sealing ring, the sealing ring is internally provided with the placing groove, and the shade body is provided with the inserting head which is inserted into the placing groove and matched with the placing groove. The cover body can be dismantled with a support section of thick bamboo and be connected, does benefit to the change and washs the cover body, through the sealing washer that sets up, has improved the inside sealing performance of the cover body when using.

In the lamp shade for the vehicle lamp, the water absorption plate made of super absorbent fibers is arranged at the bottom of the inner side of the shade body. The super absorbent fiber is called PSA, can absorb 15 times of water of its own weight, has a fiber diameter of 30 μm, can absorb 95% of water capacity of 70-100 times of its own weight within 15 seconds, is composed of sodium polyacrylate fiber, does not cause change of length of fiber material due to water absorption, does not reduce fiber physical property, and is beneficial to absorbing water drops on the inner wall of the cover body through the water absorption plate when the temperature in the cover body is higher than the temperature outside the cover body.

In the lamp shade of the vehicle lamp, the air inlet end of the exhaust pipe is provided with the drying agent. During operation, the gas in the drain pipe is firstly dried through the drying agent and then flows into the exhaust pipe and the cover body, so that the drain pipe and the cover body are dried.

Compared with the prior art, the invention has the beneficial effects that:

because the filter cover, the filter screen, the drain pipe and the exhaust pipe are arranged, the gas-liquid mixture entering the cover body is classified, the cooling of the interior of the cover body is facilitated, the interior of the cover body is kept dry, and the lighting effect is improved; the sealing ring and the insertion head are arranged, so that the cover body is convenient to replace and clean, and the sealing performance of the inner part of the cover body is improved by the arranged sealing ring; the water absorption plate is arranged, so that water drops on the inner wall of the cover body can be absorbed conveniently.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a cross-sectional view of the structure of an embodiment of the present application;

reference numerals in the drawings of the specification include: 1. a cover body; 2. a support cylinder; 3. a baffle plate; 4. a light source; 5. a heat sink; 6. a first air outlet; 7. an air inlet; 8. a drainage cover; 9. a filter screen; 10. an exhaust pipe; 11. a desiccant; 12. a first heat dissipation hole; 13. a drain pipe; 14. a drain hole; 15. a second air outlet; 16. a connecting pipe; 17. a second heat dissipation hole; 18. an annular groove; 19. a seal ring; 20. a placement groove; 21. an insertion head; 22. a water absorption plate.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "vertical", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, unless otherwise specified and limited, it is to be noted that the terms "mounted," "connected," and "connected" are to be interpreted broadly, and may be, for example, a mechanical connection or an electrical connection, a communication between two elements, a direct connection, or an indirect connection via an intermediate medium, and specific meanings of the terms may be understood by those skilled in the art according to specific situations.

As shown in fig. 1, a lamp cover for a vehicle lamp includes a cover body 1, and locate the support section of thick bamboo 2 at cover body 1 rear portion, the inboard one end of keeping away from the cover body 1 of support section of thick bamboo 2 is equipped with rather than complex baffle 3, one side that baffle 3 is close to the cover body 1 is equipped with light source 4, one side that baffle 3 kept away from the cover body 1 is equipped with radiator 5, be equipped with first air outlet 6 on the baffle 3, the top front side of the cover body 1 is equipped with air intake 7, the inboard of the cover body 1 has the drainage cover 8 of detaining in air intake 7 department, the inside top of drainage cover 8 is equipped with the filter screen 9 that covers air intake 7, the bottom of drainage cover 8 is equipped with the drain pipe 13 that can discharge the water in the drainage cover 8 cover body 1, be equipped with the blast pipe 10 with drain pipe 13 intercommunication between first air outlet 6 and the drain pipe 13, the air inlet end of blast pipe 10 is located the upper portion of.

As shown in fig. 1, in operation, the gas-liquid mixture outside the cover body 1 enters the filter mantle 8 from the air inlet 7, filter the impurity in the gas-liquid mixture through the filter screen 9, the liquid after filtering flows to the outside of the cover body 1 from the drain pipe 13, the gas flow that gets into flows to the inside of the exhaust pipe 10, wherein, the quantity of first louvre 12 is two to tens, gas in the exhaust pipe 10 flows into the cover body 1 through partial first louvre 12, gas in the cover body 1 flows into the exhaust pipe 10 through remaining first louvre 12, realize the two-way flow between gas in the exhaust pipe 10 and the inside gas of the cover body 1, can improve the speed of temperature between the inside of the balance cover body 1 and the exhaust pipe 10, and flow out the cover body 1 through the first air outlet 6, be favorable to reducing the temperature of the cover body 1, avoid generating.

As shown in fig. 1, a drain hole 14 is formed in the bottom of the baffle 3, and the other end of the drain pipe 13 is inserted into the drain hole 14. The drainage pipe 13 is easily drained out of the cover body 1.

As shown in fig. 1, the drain pipe 13 is closely attached to the inner wall of the support cylinder 2, a first extending portion extending toward the drainage cover 8 is provided at the top end of the drain pipe 13, the top end of the first extending portion extends into the drainage cover 8 and is communicated with the drainage cover 8, a second extending portion extending toward the baffle 3 is provided at the bottom end of the drain pipe 13, and one end of the second extending portion, which is close to the drain hole 14, extends into the drain hole 14.

As shown in fig. 1, one end of the first extending portion close to the drainage hood 8 inclines upward, the air inlet end of the exhaust pipe 10 is communicated with one end of the top of the first extending portion far away from the drainage hood 8, and when the exhaust pipe works, the filtered liquid flows to the drain hole 14 along the inner wall of the support cylinder 2 in the drain pipe 13, so that the drain pipe 13 is prevented from shielding the light source 4, and the irradiation effect of the light source 4 is improved.

As shown in fig. 1, the first air outlet 6 is located at the upper portion of the baffle 3, the second air outlet 15 is opened at the lower portion of the baffle 3, a connecting pipe 16 is arranged in the second air outlet 15, and the other end of the connecting pipe 16 is communicated with the exhaust pipe 10. The gas is favorably discharged out of the cover body 1.

As shown in fig. 1, the connecting tube 16 is provided with a plurality of second heat dissipating holes 17, and the second heat dissipating holes 17 are located at the bottom of the connecting tube 16. Wherein, the number of the second heat dissipation holes 17 is three to several tens, and the second heat dissipation holes 17 are uniformly distributed along the length direction of the connection pipe 16.

As shown in fig. 1, during operation, the gas inside the cover body 1 can flow into the exhaust pipe 10 from the first heat dissipation hole 12 and the second heat dissipation hole 17, and is discharged through the first air outlet 6 and the second air outlet 15, so that the gas can be discharged, and the cooling efficiency inside the cover body 1 is improved.

As shown in fig. 1, an annular groove 18 is formed in one side of the support cylinder 2 close to the cover body 1, a sealing ring 19 is connected to the annular groove 18 in a threaded manner, a placing groove 20 is formed in the sealing ring 19, and an insertion head 21 which is inserted into the placing groove 20 and matched with the placing groove is arranged on the cover body 1. The cover body 1 and the supporting cylinder 2 are detachably connected, the cover body 1 is convenient to replace and clean, and the sealing performance of the inside of the cover body 1 is improved through the arranged sealing ring 19.

As shown in fig. 1, the inner bottom of the cover body 1 is provided with a water absorption plate 22 made of super absorbent fiber. The super absorbent fiber is called PSA, can absorb 15 times of water of its own weight, has a fiber diameter of 30 μm, can absorb 95% of the water capacity of 70-100 times of its own weight within 15 seconds, is made of sodium polyacrylate fiber, does not cause change of length of the fiber material due to water absorption, does not reduce fiber physical properties, and is easy to generate water drops on the inner wall of the cover body 1 when the temperature in the cover body 1 is higher than the temperature outside the cover body 1, and is beneficial to absorb the water drops on the inner wall of the cover body 1 through the water absorption plate 22.

As shown in fig. 1, the air inlet end of the exhaust pipe 10 is provided with a desiccant 11. During operation, the gas in the drain pipe 13 is firstly dried by the drying agent 11 and then flows into the exhaust pipe 10 and the cover body 1, so that the drain pipe 13 and the interior of the cover body 1 are dried.

In the description herein, reference to the description of the terms "preferred embodiment," "one embodiment," "some embodiments," "an example," "a specific example" or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.