CN217048465U

CN217048465U - Special stream media rearview mirror for logistics truck

Info

Publication number: CN217048465U
Application number: CN202220443167.5U
Authority: CN
Inventors: 潘磊
Original assignee: Shenzhen Germid Electronic Technology Co ltd
Current assignee: Shenzhen Germid Electronic Technology Co ltd
Priority date: 2022-03-02
Filing date: 2022-03-02
Publication date: 2022-07-26
Anticipated expiration: 2032-03-02

Abstract

The utility model provides a special streaming media rear-view mirror of commodity circulation freight train, include: camera and interior rear-view mirror. The camera comprises a shell, a rear cover, a lens module and an insulating heat-conducting sealing medium. The housing has a first opening and a second opening. The rear cover is covered and connected with the second opening, and the rear cover and the shell enclose to form a mounting cavity. The lens module is fixed on the shell, and the lens module has first portion and second portion, and the first portion exposes in first opening, and the second portion is located the installation cavity, and the lens module is used for gathering the image behind the commodity circulation freight train car and converting into video signal. The insulating heat conduction sealing medium is filled in the installation cavity outside the space occupied by the second part and used for conducting heat generated by the lens module to the shell and the rear cover. The inside rear-view mirror comprises a display screen, and the display screen is electrically connected with the lens module to display video signals. The utility model provides a camera radiating efficiency of current streaming media rear-view mirror cross low and the problem of easy fogging.

Description

Special stream media rear-view mirror of commodity circulation freight train

Technical Field

The utility model relates to an on-vehicle monitoring system especially relates to special streaming media rear-view mirror of commodity circulation freight train.

Background

Since the rear of the truck cab is a cargo box, the conventional interior rear view mirror cannot see the image behind the truck. In order to solve the problem, a camera can be arranged behind the vehicle and a monitor can be arranged in the cab to form a vehicle rear monitoring system so that a driver can see the picture behind the vehicle in real time. When the monitor is mounted on an interior rear view mirror, the entire monitoring system is referred to as a streaming rear view mirror. The camera behind the vehicle may be disposed near the rear license plate (outside the vehicle) or on the rear windshield (inside the vehicle). The camera mounted outside the vehicle needs to have good waterproof and heat-resistant properties to adapt to the external humidity and temperature environment, which changes from time to time. Chinese patent CN206302491U discloses a camera heat dissipation device, including the shell and locate in the shell and have the camera module of the part that generates heat, shell medial surface bottom is equipped with the slot that is filled with the heat conduction material, the part that generates heat of camera module and the heat conduction material butt in the slot. The outer side wall of the shell is also provided with a radiating fin. Although the heat conduction material and the heat radiating fins are arranged, the heat radiating efficiency of the camera is improved compared with that of the traditional camera. However, since the space between the camera module and the housing is too large, an air gap (air is a poor thermal conductor) is formed inside, resulting in poor heat dissipation. In addition, because there is fit clearance in camera module and shell, outside vapor gets into the camera module through fit clearance easily, leads to the camera module to intake and hazes and cause the formation of image unclear.

SUMMERY OF THE UTILITY MODEL

To the not enough of prior art, the utility model provides a special streaming media rear-view mirror of commodity circulation freight train, include: camera and interior rear-view mirror. The camera comprises a shell, a rear cover, a lens module and an insulating heat-conducting sealing medium. The camera sets up in the afterbody of commodity circulation freight train. The housing has a first opening and a second opening, the first opening and the second opening being oppositely disposed. The rear cover is covered and connected with the second opening, and the rear cover and the shell enclose to form a mounting cavity. The camera lens module is fixed in the shell, the camera lens module has first portion and second portion, first portion with second portion interconnect, first portion expose in first opening, the second position is in the installation cavity, the camera lens module is used for gathering image behind the commodity circulation freight train car and conversion video signal. The insulating heat-conducting sealing medium is filled in the installation cavity outside the space occupied by the second part and used for conducting heat generated by the lens module to the shell and the rear cover. The inside rear-view mirror comprises a display screen, the inside rear-view mirror is arranged on a front windshield of the logistics truck, and the display screen is electrically connected with the lens module to display the video signal.

Preferably, the camera further comprises a sealing ring, and the sealing ring is sleeved on the first portion to seal a gap between the first portion and the first opening.

Preferably, the sealing ring is fixed to an outer top wall of the housing.

Preferably, the inner side wall of the housing is provided with a protrusion, and the second portion is fixed to the protrusion.

Preferably, the projection and the housing are integrally formed.

Preferably, the outer side wall of the housing is provided with a heat dissipation edge.

Preferably, the second portion includes a circuit board portion fixed to the projection.

Preferably, the circuit board portion is provided with a through hole for allowing the insulating and heat-conducting sealing medium to pass through.

Preferably, the insulating and heat-conducting sealing medium is heat-conducting pouring sealant.

Preferably, the camera is arranged near a rear license plate of the logistics truck.

The beneficial effects of the utility model reside in that: the insulating heat-conducting sealing medium is filled in the installation cavity outside the space occupied by the second part of the lens module, the heat generated by the lens module is conducted to the shell and the rear cover by the insulating heat-conducting sealing medium, and the heat conduction efficiency of the lens module is improved when the medium existing in the installation cavity outside the space occupied by the second part is air. Simultaneously, because insulating heat conduction sealing medium has sealing performance, its installation cavity of wrapping up outside the shared space of second portion can prevent that steam from getting into the camera lens module from the second and leading to the camera lens module to haze.

The above description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the specification, the present invention will be described in detail with reference to the preferred embodiments of the present invention and the accompanying drawings.

Drawings

Fig. 1 is a schematic view of the installation of a special streaming media rearview mirror for a logistics truck in an embodiment of the invention;

FIG. 2 is an enlarged view of the direction A of FIG. 1 according to an embodiment of the present invention;

fig. 3 is a block diagram of the special streaming media rearview mirror for the logistics truck according to the embodiment of the invention;

fig. 4 is an exploded view of the camera in the embodiment of the present invention;

fig. 5 is a front view of the camera in the embodiment of the present invention;

fig. 6 is a cross-sectional view taken along line B-B of fig. 5 according to an embodiment of the present invention.

Wherein, the reference numbers:

1 pick-up head

10 outer cover

100 first opening

101 second opening

102 projection

103 heat dissipation edge

11 rear cover

12 lens module

120 first part

121 second part

122 circuit board part

1220 through hole

13 insulating heat-conducting sealing medium

1a mounting cavity

14 sealing ring

2 inner rear-view mirror

20 display screen

3 logistics truck

4 rear license plate

Detailed Description

The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention can be easily understood by those skilled in the art from the disclosure of the present specification.

It should be noted that, in the present application, the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below 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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. Moreover, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover non-exclusive inclusions, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

It should be noted that unless expressly specified or limited otherwise, the terms "mounted," "connected," and "coupled" are to be construed broadly and include, for example, fixed and removable connections as well as integral connections; the connection can be mechanical connection or electrical connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Referring to fig. 1 to fig. 3, a special streaming media rearview mirror for a logistics truck of the present embodiment is disclosed, which includes: a camera 1 and an interior rear view mirror 2. For example, the camera 1 may be a punching camera or a small butterfly plug-in camera. Referring to fig. 4 to fig. 6, the camera 1 includes a housing 10, a back cover 11, a lens module 12, and an insulating and heat-conducting sealing medium 13. For example, the material of the housing 10 and the rear cover 11 may be aluminum alloy having good heat conductivity. Referring to fig. 1 and fig. 2, the camera 1 is disposed at the tail of the logistics truck 3. For example, the camera 1 may be riveted, glued or screwed to the rear of the goods-delivery wagon 3. Referring to fig. 4 to fig. 6, the housing 10 has a first opening 100 and a second opening 101, and the first opening 100 and the second opening 101 are disposed opposite to each other. The rear cover 11 covers and connects the second opening 101, and the rear cover 11 and the housing 10 enclose a mounting cavity 1 a. For example, the rear cover 11 can cover the second opening 101 by riveting, gluing, clipping or screwing. The lens module 12 is fixed to the housing 10. For example, the lens module 12 can be fixed to the housing 10 by clipping or screwing. The lens module 12 has a first portion 120 and a second portion 121, the first portion 120 and the second portion 121 are connected to each other, the first portion 120 is exposed out of the first opening 100, the second portion 121 is located in the installation cavity 1a, and the lens module 12 is used for collecting images of the rear of the logistics truck 3 and converting the images into video signals. The insulating and heat conducting sealing medium 13 is filled in the mounting cavity 1a outside the space occupied by the second portion 121, and the insulating and heat conducting sealing medium 13 is used for conducting heat generated by the lens module 12 to the housing 10 and the rear cover 11. For example, the insulating and heat-conducting sealing medium 13 may be a heat-conducting and insulating gel. Referring to fig. 1 and 3 together, the interior rear view mirror 2 includes a display screen 20. For example, the display 20 may be a liquid crystal display. The inside rear-view mirror 2 is arranged on a front windshield of the logistics truck 3, and the display screen 20 is electrically connected with the lens module 12 to display video signals. For example, the display screen 20 and the lens module 12 may be electrically connected by a cable or wireless communication.

By filling the insulating and heat-conducting sealing medium 13 in the mounting cavity 1a outside the space occupied by the second portion 121 of the lens module 12, the insulating and heat-conducting sealing medium 13 is utilized to conduct the heat generated by the lens module 12 to the housing 10 and the rear cover 11, and the heat conduction efficiency is improved when the medium existing in the mounting cavity 1a outside the space occupied by the second portion 121 is air. Meanwhile, since the insulating and heat-conducting sealing medium 13 has sealing performance, the mounting cavity 1a outside the space occupied by the second portion 121 is wrapped by the insulating and heat-conducting sealing medium, so that water vapor can be prevented from entering the lens module 12 from the second portion 121 to cause the lens module 12 to be fogged.

Referring to fig. 4 and fig. 6, preferably, the camera head 1 further includes a sealing ring 14, and the sealing ring 14 is sleeved on the first portion 120 to seal a gap between the first portion 120 and the first opening 100. For example, the material of the seal ring 14 may be metal rubber. The sealing ring 14 seals the gap between the first portion 120 and the first opening 100 to prevent the insulating and heat-conducting sealing medium 13 from flowing out of the gap before it is cured, and to prevent moisture from entering the second portion 121 from the gap.

As shown in fig. 6, the sealing ring 14 is preferably fixed to the outer top wall of the housing 10. For example, the sealing ring 14 may be fixed to the outer top wall of the housing 10 by means of gluing.

Referring to fig. 4 and 6, preferably, the inner side wall of the housing 10 is provided with a protrusion 102, and the second portion 121 is fixed to the protrusion 102. For example, one projection 102 may be provided at each of the four corners inside the housing 10, and the second portion 121 and the projection 102 may be connected by a screw. The protrusion 102 is disposed on the inner sidewall of the housing 10, so that the lens module 12 can be fixed to the housing 10 without an additional bracket, which is beneficial to improving the assembly efficiency of the lens module 12.

Preferably, the projection 102 is integrally formed with the housing 10.

As shown in fig. 4, it is preferable that the outer sidewall of the case 10 is provided with a heat dissipation edge 103. The heat dissipation edge 103 is disposed on the outer side wall of the housing 10, so that the heat conducted to the housing 10 can be dissipated more quickly.

Referring to fig. 4 and 6, preferably, the second portion 121 includes a circuit board portion 122, and the circuit board portion 122 is fixed to the protrusion 102. For example, the Circuit Board may be a PCB (Printed Circuit Board). The circuit board portion 122 may be fixed to the boss 102 by screws.

Referring to fig. 4 and fig. 6, preferably, the circuit board portion 122 is provided with a through hole 1220, and the through hole 1220 is used for passing through the insulating and heat-conducting sealing medium 13. The number of the through holes 1220 may be one or more. When injecting the insulating and heat-conducting sealing medium 13, the lens module 12 may be fixed on the protrusion 102, and the first portion 120 is exposed out of the first opening 100. After the sealing ring 14 is fixed, the mounting cavity 1a outside the space occupied by the second portion 121 is filled with the insulating and heat-conducting sealing medium 13 from the second opening 101, and since the circuit board portion 122 is provided with the through hole 1220, the insulating and heat-conducting sealing medium 13 can be accelerated into each position of the mounting cavity 1a outside the space occupied by the second portion 121 through the through hole 1220. After the insulating and heat-conducting sealing medium 13 fills the installation cavity 1a outside the space occupied by the second part 121, the rear cover 11 is closed, and the camera 1 with good waterproof performance and heat-conducting performance can be obtained.

Preferably, the insulating and heat-conducting sealing medium 13 is a heat-conducting potting adhesive.

As shown in fig. 2, the camera 1 is preferably disposed near a rear license plate 4 of the delivery truck 3. For example, the camera 1 may be fixed to the vehicle body above the rear license plate 4 by screws. Because the license plate lamp is arranged near the rear license plate 4, and the camera 1 is arranged near the rear license plate 4, the camera 1 and the license plate lamp can share a power supply, and the camera 1 can conveniently take electricity.

It is right above the utility model provides a special streaming media rear-view mirror of commodity circulation freight train has carried out detailed introduction, to the general technical personnel in this field, the foundation the utility model discloses the thought all has the part that changes on concrete implementation mode and range of application. In summary, the content of the present specification should not be interpreted as a limitation of the present invention, and all equivalent modifications or changes made according to the spirit and technical idea of the present invention should be covered by the claims of the present invention.

Claims

1. A special streaming media rear-view mirror of commodity circulation freight train, its characterized in that includes:

the camera, it sets up in the afterbody of commodity circulation freight train, the camera includes:

a housing having a first opening and a second opening, the first opening and the second opening being oppositely disposed;

the rear cover is covered and connected with the second opening, and the rear cover and the shell enclose to form a mounting cavity;

the lens module is fixed on the shell and provided with a first part and a second part, the first part and the second part are mutually connected, the first part is exposed out of the first opening, the second part is positioned in the installation cavity, and the lens module is used for collecting images behind the logistics van and converting the images into video signals; and

the insulating heat-conducting sealing medium is filled in the installation cavity outside the space occupied by the second part and is used for conducting heat generated by the lens module to the shell and the rear cover; and

the inner rear-view mirror comprises a display screen, the inner rear-view mirror is arranged on a front windshield of the logistics truck, and the display screen is electrically connected with the lens module to display the video signal.

2. The special streaming media rearview mirror for logistics trucks of claim 1, wherein the camera further comprises a sealing ring sleeved on the first portion to seal a gap between the first portion and the first opening.

3. The special streaming media rearview mirror for logistics trucks of claim 2, wherein the sealing ring is fixed on the outer top wall of the shell.

4. The special streaming media rearview mirror for logistics trucks of claim 1, wherein the inner side wall of the shell is provided with a protrusion, and the second portion is fixed on the protrusion.

5. The special-purpose streaming media rearview mirror for logistics trucks of claim 4, wherein the protrusion and the housing are integrally formed.

6. The special streaming media rearview mirror for logistics trucks of claim 4, wherein the outer side wall of the shell is provided with a heat dissipation edge.

7. The logistics truck specific streaming media rearview mirror of claim 4, wherein the second portion comprises a circuit board portion, and the circuit board portion is fixed to the protrusion.

8. The special streaming media rearview mirror for logistics trucks of claim 7, wherein the circuit board portion is provided with a through hole for allowing the insulating and heat-conducting sealing medium to pass through.

9. The special streaming media rearview mirror for logistics trucks of any one of claims 1-8, wherein the insulating and heat-conducting sealing medium is a heat-conducting pouring sealant.

10. The special streaming media rearview mirror for the logistics truck as claimed in any one of claims 1 to 8, wherein the camera is arranged near a rear license plate of the logistics truck.