CN218897255U

CN218897255U - Defogging device of self-radiating camera

Info

Publication number: CN218897255U
Application number: CN202222584234.8U
Authority: CN
Inventors: 苗瑞; 周波; 莫少锋
Original assignee: Shenzhen HQVT Technology Co Ltd
Current assignee: Shenzhen Haiqing Zhiyuan Technology Co ltd
Priority date: 2022-09-28
Filing date: 2022-09-28
Publication date: 2023-04-21
Anticipated expiration: 2032-09-28

Abstract

The utility model belongs to the technical field of camera accessories and discloses a defogging device of an autologous radiating camera, which comprises a camera bottom shell and an upper cover buckled on the camera bottom shell, wherein the upper cover is detachably connected with a rain cover, a control main board, a lens channel and a fan are fixedly connected in the camera bottom shell, a heat dissipation plate is arranged on the control main board, an air pipe is sleeved on the outer side wall of the lens channel, a heat conduction flow channel is arranged between the inner side wall of the air pipe and the outer side wall of the lens channel, the air pipe is provided with an air outlet pipe and is connected with the fan, and an air outlet of the air outlet pipe is close to the heat dissipation plate. The lens channel penetrates through the side wall of the camera bottom shell, and a glass lens is arranged at one end, far away from the camera bottom shell, of the lens channel. According to the utility model, the fan is used for conveying air to the air pipe, so that the temperature in the lens channel is balanced with the temperature of the outside, and fog generated by condensation phenomenon of the glass lens due to large temperature difference is avoided, and the imaging quality of an image is influenced.

Description

Defogging device of self-radiating camera

Technical Field

The utility model belongs to the technical field of camera accessories and discloses a defogging device for an autologous radiating camera.

Background

When the camera works, the temperature of the internal control main board can be increased due to the working reasons, the temperature of the lens is increased due to the fact that the glass lens is affected, and when the temperature is increased to be lower than the external temperature and the temperature difference is large, water vapor in the air inside the camera can be condensed on the glass lens, so that the imaging quality of an image is affected. Especially in some northern air intensity and winter season, the situation is more likely to occur. In the prior art, a desiccant is usually placed in the camera, and water vapor in the air in the camera is adsorbed by the desiccant, so that the probability of condensation is reduced. However, this technology has the disadvantage that the desiccant becomes ineffective after being saturated and cannot absorb all the water vapor, so that part of the water vapor still condenses on the glass lens, which affects the image quality.

Disclosure of Invention

The utility model aims to provide a defogging device for an autologous radiating camera, which can keep the temperature in a lens channel balanced with the outside temperature, and avoid the phenomenon of condensation of a glass lens due to large temperature difference from generating fog, thereby influencing the imaging quality of an image.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

an auto-thermal camera defogging device comprising: the camera drain pan is detained and is established upper cover on the camera drain pan, the upper cover can be dismantled and be connected with the cover that keeps off the rain, fixedly connected with control mainboard, camera lens passageway and fan in the camera drain pan, be equipped with the heating panel on the control mainboard, the lateral wall cover of camera lens passageway is equipped with the tuber pipe, the tuber pipe inside wall with be equipped with heat conduction runner between the camera lens passageway lateral wall, the tuber pipe be equipped with the outlet duct and with the intake pipe that the fan is connected, the air outlet of outlet duct is close to the heating panel.

The utility model is further arranged that the lens channel penetrates through the side wall of the camera bottom shell, and a glass lens is arranged at one end, far away from the camera bottom shell, of the lens channel.

The utility model further provides that the radiating plate and the lens channel are both made of aluminum alloy materials.

The utility model further provides that one end of the heat dissipation plate far away from the control main board is provided with heat dissipation fins in an arrangement mode.

The utility model is further characterized in that an air inlet is formed in the side wall of the camera bottom shell close to the fan, and an air outlet is formed in the upper cover close to the heat dissipation plate.

The utility model is further arranged that a power socket and a data wire socket are arranged on the side wall of the camera bottom shell, and the fan, the power socket and the data wire socket are electrically connected with the control main board.

The utility model is further characterized in that a mounting and fixing member is arranged below the camera bottom shell, a mounting upright post is bolted to the mounting and fixing member, and a clamping knob is bolted between the mounting upright post and the mounting and fixing member.

The utility model is further arranged such that the rain cover is bolted to the upper cover by means of bolts.

The utility model is further arranged that the air inlet pipe and the air outlet pipe are communicated with the heat conduction flow channel.

In summary, compared with the prior art, the utility model has the following beneficial effects: the utility model provides a self heat dissipation camera defogging device, includes the camera drain pan, detains the upper cover of establishing on the drain pan, and the upper cover can be dismantled and be connected with the cover that keeps off the rain, fixedly connected with control mainboard, camera passageway and fan in the camera drain pan are equipped with the heating panel on the control mainboard, and the lateral wall cover of camera passageway is equipped with the tuber pipe, is equipped with the heat conduction runner between tuber pipe inside wall and the camera passageway lateral wall, and the tuber pipe is equipped with the outlet duct and is connected with the fan, and the air outlet of outlet duct is close to the heating panel. The lens channel penetrates through the side wall of the camera bottom shell, and a glass lens is arranged at one end, far away from the camera bottom shell, of the lens channel. According to the utility model, the fan is used for conveying air to the air pipe, so that the temperature in the lens channel is balanced with the temperature of the outside, and fog generated by condensation phenomenon of the glass lens due to large temperature difference is avoided, and the imaging quality of an image is influenced.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic diagram of the overall structure of a defogging device of an autologous heat dissipation camera according to the present embodiment;

fig. 2 is a schematic diagram of the overall structure of a defogging device of an autologous radiating camera according to the present embodiment;

fig. 3 is a cross-sectional view of a defogging device for an autologous radiation camera provided in the present embodiment;

fig. 4 is a cross-sectional view of an air duct of a defogging device for an autologous radiation camera according to the present embodiment.

In the figure: 1. a camera bottom case; 11. a control main board; 111. a heat dissipation plate; 112. a heat sink; 12. a lens channel; 121. an air duct; 1211. a heat conduction flow channel; 1212. an air outlet pipe; 1213. an air inlet pipe; 122. a glass lens; 13. a fan; 14. an air inlet; 15. an exhaust port; 16. a power socket; 17. a data line socket; 18. installing a fixing member; 181. a clamping knob; 2. an upper cover; 3. a rain cover; 31. a bolt; 4. and (5) installing the upright post.

Detailed Description

For the purpose of making apparent the objects, technical solutions and advantages of the present utility model, the present utility model will be further described in detail with reference to the accompanying drawings and examples, it being understood that the specific examples described herein are for illustration only and are not intended to limit the present utility model.

The utility model provides a defogging device for an autologous radiating camera, as shown in figures 1-4, comprising: the camera bottom shell 1 is buckled with an upper cover 2 arranged on the camera bottom shell 1, the upper cover 2 is detachably connected with a rain cover 3, a control main board 11, a lens channel 12 and a fan 13 are fixedly connected in the camera bottom shell 1, a heat dissipation plate 111 is arranged on the control main board 11, an air pipe 121 is sleeved on the outer side wall of the lens channel 12, a heat conduction flow passage 1211 is arranged between the inner side wall of the air pipe 121 and the outer side wall of the lens channel 12, the air pipe 121 is provided with an air outlet pipe 1212 and an air inlet pipe 1213 connected with the fan 13, and an air outlet of the air outlet pipe 1212 is close to the heat dissipation plate 111.

Further, the lens channel 12 penetrates through the side wall of the camera bottom shell 1, and a glass lens 122 is disposed at one end of the lens channel 12 away from the camera bottom shell 1.

It should be noted that in some northern air intensity and winter season, the lens of the camera is easy to have a large temperature difference between the inside and the outside, so that the water vapor in the air inside the camera may be condensed on the glass lens 122. In the prior art, a desiccant is usually placed in the camera, and water vapor in the air in the camera is adsorbed by the desiccant, so that the probability of condensation is reduced. However, as the desiccant is saturated, the adsorption of the water vapor cannot be continued, and the temperature difference still exists in the glass lens 122, so that part of the water vapor still condenses on the glass lens 122, which affects the image quality. According to the utility model, the fan 13 is used for conveying air to the air pipe 121, so that heat circulation is realized, the temperature in the lens channel 12 and the temperature of the outside are kept balanced, and fog generated by condensation phenomenon of the glass lens 122 due to large temperature difference is avoided, and the imaging quality of images is influenced. The lens channel 12 is a sealed cylinder structure, and the air pipe 121 is arranged on the outer side wall of the lens channel 12 to cool the lens channel 12, and does not affect the sealing structure of the lens channel 12.

The air pumped by the fan 13 can reduce the temperature difference of the lens channel 12 and also can radiate heat to the control main board 11. The air pumped by the fan 13 flows through the heat conducting flow channel 1211 to take away the heat of the lens channel 12, and then is blown to the heat dissipation plate 111 through the air outlet to take away the heat on the control main board 11.

Further, the heat dissipation plate 111 and the lens channel 12 are both made of aluminum alloy materials. The aluminum alloy material has excellent heat conducting performance, and can transfer heat fast to maintain small temperature difference between the inside of the lens channel 12 and the outside, so as to prevent condensation. Meanwhile, the aluminum alloy heat dissipation plate 111 can also quickly take away the heat on the control main board 11, so that the heat transferred to the lens channel 12 is reduced.

Further, a heat sink 112 is disposed at an end of the heat sink 111 remote from the control motherboard 11. The heat sink 112 can increase the contact area between the heat sink 111 and air, thereby improving heat dissipation efficiency.

Further, an air inlet 14 is formed in the side wall of the camera bottom shell 1 near the fan 13, and an air outlet 15 is formed in the upper cover 2 near the heat dissipation plate 111. Allowing air in the camera to circulate.

Further, the side wall of the camera bottom shell 1 is provided with a power socket 16 and a data wire socket 17, and the fan 13, the power socket 16 and the data wire socket 17 are electrically connected with the control main board 11.

Further, a mounting and fixing member 18 is arranged below the camera bottom shell 1, a mounting upright post 4 is bolted to the mounting and fixing member 18, and a clamping knob 181 is bolted between the mounting upright post 4 and the mounting and fixing member 18. The photographing angle of the camera can be adjusted by adjusting the clamping knob 181. Specifically, the clamping knob 181 is unscrewed, and after the shooting angle of the camera is adjusted, the clamping knob 181 is screwed.

Further, the rain cover 3 is bolted to the upper cover 2 by bolts 31.

Further, both the air inlet tube 1213 and the air outlet tube 1212 are communicated with the heat conducting channel 1211.

In summary, the utility model has the following beneficial effects: the utility model provides a self heat dissipation camera defogging device, including camera drain pan 1, detain upper cover 2 of establishing on the drain pan, upper cover 2 detachable is connected with the weather shield 3, camera drain pan 1 internal fixedly connected with control mainboard 11, camera lens passageway 12 and fan 13, be equipped with heating panel 111 on the control mainboard 11, camera lens passageway 12's lateral wall cover is equipped with tuber pipe 121, be equipped with heat conduction runner 1211 between tuber pipe 121 inside wall and the camera lens passageway 12 lateral wall, tuber pipe 121 is equipped with outlet duct 1212 and is connected with fan 13, the air outlet of outlet duct 1212 is close to heating panel 111. The lens channel 12 penetrates through the side wall of the camera bottom shell 1, and a glass lens 122 is arranged at one end, away from the camera bottom shell 1, of the lens channel 12. According to the utility model, the fan 13 is used for conveying air to the air pipe 121, so that the temperature in the lens channel 12 is balanced with the temperature of the outside, and the phenomenon that the glass lens 122 is condensed due to a large temperature difference is avoided, and the imaging quality of an image is influenced.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the utility model.

Claims

1. An autologous heat dissipation camera defogging device, comprising: the camera drain pan (1), detain establish upper cover (2) on camera drain pan (1), upper cover (2) can dismantle and be connected with weather shield (3), fixedly connected with control mainboard (11), camera passageway (12) and fan (13) in camera drain pan (1), be equipped with heating panel (111) on control mainboard (11), the lateral wall cover of camera passageway (12) is equipped with tuber pipe (121), tuber pipe (121) inside wall with be equipped with heat conduction runner (1211) between camera passageway (12) lateral wall, tuber pipe (121) be equipped with outlet duct (1212) and with intake pipe (1213) that fan (13) are connected, the air outlet of outlet duct (1212) is close to heating panel (111).

2. The defogging device for self-heat-dissipating camera according to claim 1, wherein said lens channel (12) penetrates through the side wall of said camera bottom shell (1), and a glass lens (122) is arranged at the end of said lens channel (12) far away from said camera bottom shell (1).

3. The defogging device for self-cooling video camera as recited in claim 1, wherein said heat dissipating plate (111) and said lens channel (12) are both made of aluminum alloy material.

4. A defogging device for self-cooling video camera according to claim 3, wherein said heat dissipating plate (111) is provided with heat dissipating fins (112) arranged at an end far from said control main board (11).

5. The defogging device for self-heat-dissipating camera according to claim 1, wherein an air inlet (14) is provided at a position of a side wall of said camera bottom case (1) close to said fan (13), and an air outlet (15) is provided at a position of said upper cover (2) close to said heat dissipation plate (111).

6. The defogging device for self-heat-dissipating camera according to claim 1, wherein a power socket (16) and a data wire socket (17) are provided on a side wall of said camera bottom case (1), and said fan (13), said power socket (16) and said data wire socket (17) are electrically connected to said control main board (11).

7. The self-radiating camera defogging device according to claim 1, wherein a mounting fixing member (18) is arranged below the camera bottom shell (1), a mounting upright post (4) is bolted to the mounting fixing member (18), and a clamping knob (181) is bolted between the mounting upright post (4) and the mounting fixing member (18).

8. A self-radiating camera defogging device as claimed in claim 1, wherein the rain cover (3) is bolted onto the upper cover (2) by means of bolts (31).

9. The self-cooling camera defogging device according to claim 1, wherein said air inlet pipe (1213) and said air outlet pipe (1212) are both in communication with said heat conducting flow channel (1211).