CN218897249U - Video monitor - Google Patents

Abstract

The application discloses video monitor, including casing, first module, the second of making a video recording make a video recording module, power module and master control module, wherein, first module and the second of making a video recording make a video recording the module and set up respectively in the both sides of casing, and master control module all has the connection with first module, second module and casing of making a video recording, and power module is connected with master control module and casing. The first camera module and the second camera module are arranged on different sides of the video monitor, so that the directions monitored by the lenses of the first camera module and the second camera module are different, the video monitor can monitor a plurality of angles, the monitoring range of the video monitor is enlarged, the space required by installation is reduced, the cost is reduced, and the design requirement of light weight is met.

Description

Video monitor

Technical Field

The present disclosure relates to the field of image capturing devices, and in particular, to a camera with two camera modules.

Background

Because an aircraft is relatively bulky compared with other vehicles, two front wheels of the aircraft need to be monitored simultaneously to ensure safe landing of the aircraft, the aircraft is often provided with a video monitor for monitoring the nose landing gear device, and an auxiliary effect is provided for monitoring landing of the aircraft. However, the front and rear parts of the nose landing gear device of the aircraft are usually provided with load structures, so that the video monitor can only be mounted right above two front wheels, and the mounting height right above the two front wheels is insufficient, which results in limited monitoring range of the video monitor.

In the related art, landing of an aircraft is generally monitored using a panoramic monitor or two independent small angle monitors. However, the panoramic monitor has overlarge field angle and serious picture distortion, and needs to carry out image distortion correction processing, so that the circuit design and software processing difficulties are high, and the design cost is high; two independent small-angle monitors bring about an increase in cost and require a large amount of installation space.

Disclosure of Invention

The embodiment of the application provides a video monitor which can monitor two front wheels of an airplane at the same time, is low in design cost and does not need to occupy excessive installation positions.

In a first aspect, embodiments of the present application provide a video monitor, including: a housing; the first camera shooting module and the second camera shooting module are respectively arranged at two sides of the shell, and the lenses of the first camera shooting module and the second camera shooting module on the shell are different in setting angle and respectively face to the corresponding side direction of the shell; the power module with the master control module all with the casing is connected, the power module with the master control module is connected, the master control module respectively with first camera module with the second camera module is connected, and is used for controlling first camera module with the work of second camera module.

Optionally, in one embodiment of the present application, the structure of the housing is a streamlined structure.

Optionally, in an embodiment of the present application, the power module and the main control module are installed in a housing and located in the middle of the first camera module and the second camera module.

Optionally, in an embodiment of the present application, a connector connected to the outside is provided on the housing, and the connector is connected to the power module and the main control module respectively.

Optionally, in an embodiment of the present application, the housing is provided with openings in two lateral directions, and two openings are provided with grooves, and the first camera module and the second camera module are mounted on the housing through the corresponding grooves, respectively.

Optionally, in an embodiment of the present application, a bracket is disposed at the groove, and the first camera module and the second camera module are respectively connected with the corresponding brackets and fixed on the housing.

Optionally, in one embodiment of the present application, a black oxide layer is disposed on an outer surface of the stent.

Optionally, in one embodiment of the present application, the outer surface of the stent is provided with a roughened structure.

Optionally, in an embodiment of the present application, a glass component is installed at the opening, where the glass component is disposed corresponding to the first camera module or the second camera module, and the glass component includes a heating layer.

Optionally, in one embodiment of the present application, the edges of the glass component are filled with a sealant to seal and secure within the groove.

The embodiment of the application at least comprises the following beneficial effects: according to the embodiment of the application, the first camera shooting module and the second camera shooting module are arranged on different sides of the video monitor and used for monitoring pictures at different angles. Under the conditions of limited installation positions and insufficient installation heights, the multi-side direction monitoring can be realized by using only one video monitor, the monitoring range of the video monitor is enlarged, part of installation space is reduced, and the design requirement of light weight is met.

Drawings

FIG. 1 is a perspective view of the appearance of a video monitor according to one embodiment of the present application;

FIG. 2 is a diagram of the internal structure of a video monitor according to one embodiment of the present application;

fig. 3 is a structural composition diagram of a camera module provided in an embodiment of the present application;

FIG. 4 is a block diagram of a glass assembly provided in one embodiment of the present application;

fig. 5 is a partially exploded view of a video monitor provided in one embodiment of the present application.

Reference numerals:

the camera module comprises a shell 101, a first camera module 102, a second camera module 103, a power module 104, a main control module 105, a cover plate 106, a glass assembly 107, a connector 108, a conductive sealing member 109, a bracket 110, an image plate 111, a lens seat 112, a groove 113, a bonding pad 114, a bracket working surface 115, a lens 116 and a light hole 117.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application will be further described in detail with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the present application.

In the description of the present application, it should be understood that references to orientation descriptions, such as directions of up, down, front, back, left, right, etc., are based on the orientation or positional relationship shown in the drawings, are merely for convenience of describing the present application and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present application.

It should be understood that in the description of the embodiments of the present application, the meaning of "dry" means "one or more", the meaning of "a plurality" or "a plurality" means "two or more", and that "greater than, less than, exceeding, etc. is understood to not include the present number, and" above, below, within, etc. are understood to include the present number. If any, the terms "first," "second," etc. are used for distinguishing between technical features only, and should not be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the embodiments of the present application, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly, and those skilled in the art may reasonably determine the specific meaning of the terms in the embodiments of the present application in combination with the specific contents of the technical solutions.

With the continuous development of modern technology, the aircraft has become the common transportation mode of going out in people's daily life, and the aircraft has become the traffic preference of most people with comfortable convenient experience and the high efficiency of travel time that the aircraft brought to go out. One problem that has to be considered in the aircraft industry is the safety problem of the aircraft going out, however, the probability of an accident occurring when the aircraft is landing is actually higher than the jolt caused by the unstable airflow when the aircraft is flying. Therefore, in the safety problem of ensuring the landing of an aircraft, effectively monitoring the landing gear of the aircraft becomes a key of the problem.

In the related art, the front wheels of the aircraft are generally monitored by a panoramic monitor, including but not limited to a fixed wing aircraft and a helicopter, so that the monitoring range can be enlarged, but the distortion problem generated by the picture is serious, and the image distortion correction processing is required to be performed for the monitoring effect, however, the circuit design and software processing difficulty of the distortion processing are high, and the required cost is high. Another existing solution is to monitor with two separate small angle monitors, but this is not compatible with the lightweight design of the aircraft and takes up more installation space of the aircraft.

Based on this, taking a helicopter as an example in the embodiment of the present application, a video monitor is provided, including: a housing; the device comprises a first camera module, a second camera module, a power module and a main control module. The first camera shooting module and the second camera shooting module are respectively arranged at two sides of the shell, and the setting angles of the lenses of the first camera shooting module and the second camera shooting module are different and respectively face the corresponding side directions of the shell; the power supply module and the main control module are connected with the shell, the power supply module is connected with the main control module, and the main control module is connected with the first camera shooting module and the second camera shooting module respectively and used for controlling the first camera shooting module and the second camera shooting module to work. In this case, the first camera module and the second camera module are arranged on different sides of the video monitor shell, so that the video monitor can monitor a plurality of angles due to different monitoring directions of the first camera module and the second camera module, the monitoring range of the video monitor is enlarged, the space required by installation is reduced, the cost is reduced, and the design requirement of light weight is met.

Embodiments of the present application will be further described with reference to fig. 1 to 5, wherein reference numerals for the respective structures are provided in fig. 1 to 5.

As shown in fig. 1, fig. 1 is a perspective view of the appearance of a video monitor according to an embodiment of the present application. The video monitor is provided with a camera module, one side of which shell 101 is ellipsoidal, and the other side of which is encapsulated by a cover plate 106. The video monitor housing 101 is provided with two openings, and two openings are provided with a first camera module 102 and a second camera module 103 correspondingly for monitoring different sides. The cover 106 is provided with an optical hole 117 for mounting, and is provided with a connector 108 connected to the outside.

Further, the structure of the video monitor housing 101 is a streamline structure, that is, the design lines of the appearance structure of the housing 101 are smooth, the whole is smooth, and the air flow at the surface is not obviously separated. The structural design can reduce the airflow resistance of the helicopter in high-flow-rate operation, and accords with the streamline principle required by the integral design of the helicopter.

Further, the cover plate 106 of the video monitor is provided with the light holes 117, in this embodiment, 6 light holes 117 are formed in the cover plate 106, and an operator can lock the video monitor housing with the helicopter skin by using screws through the light holes 117 to connect the video monitor with the helicopter. At this time, the connector 108 connected to the outside provided on the housing 101 can be connected to the helicopter, so that signal transmission is realized.

Further, the cover plate 106 of the video monitor is an elliptical cover plate 106 matched with the shape of the camera module side shell 101, the cover plate 106 is flat, the edge of the cover plate 106 is of a smooth curve design, the shape design similar to the camera module side avoids the use waste of materials, the smooth curve design can better reduce the air resistance of the helicopter in the flying process, and the flat cover plate 106 without protrusions or depressions enables the whole of the video monitor to be more attached to the whole of the helicopter, so that the stability is enhanced, and meanwhile, the hidden hazard of a mounting gap to the helicopter flying is avoided.

It should be noted that, the housing 101 of the video monitor may be configured into a circular shape, a special shape or other shapes as required, and the embodiment of the present application is not limited in particular.

It should be noted that, the connector 108 may be a circular connector, a rectangular connector, or a special-shaped connector, which is not limited in the embodiment of the present application.

As shown in fig. 2, fig. 2 is a structural diagram of a video monitor according to an embodiment of the present utility model. The video monitor includes: the camera module comprises a shell 101, a first camera module 102 and a second camera module 103 which are arranged in the shell 101, a main control module 105 connected with the first camera module 102 and the second camera module 103, a power supply module 104 connected with the main control module 105, a connector 108 arranged on a cover plate 106 and connected with the outside, a conductive sealing piece 109 for sealing and a glass assembly 107 containing a heating layer (not identified in the figure). The components within the video monitor are closely coupled and compactly mounted within the housing 101 of the video monitor.

In an embodiment of the application, a first camera module 102, a second camera module 103, a power module 104 and a main control module 105 are disposed in the video monitor housing 101, wherein the first camera module 102 and the second camera module 103 are disposed on different sides of the housing 101, so as to realize the monitoring of the video monitor on different angles. The first camera module 102 and the second camera module 103 are externally provided with a glass assembly 107 for protecting the camera modules. The main control module 105 is connected with the first camera module 102 and the second camera module 103, and is used for controlling the transmission of the first camera module 102, the second camera module 103 and signals, and the power supply module 104 is connected with the main control module 105 to supply power to the main control module 105. The connector 108 on the cover plate 106 is connected with the power module 104 and the main control module 105, and realizes the connection of the video monitor with the outside, and the cover plate 106 is connected with the shell 101 and the cover plate 106 is connected with the connector 108 by using conductive sealing pieces 109.

Further, the first camera module 102 and the second camera module 103 respectively include an image board 111 for capturing video surveillance images. Meanwhile, the image board 111 can convert the received light into a digital image and digitize it.

Further, the power module 104 is connected with the main control module 105 and the shell, the power module 104 can supply power to the main control module 105 through the wiring, and meanwhile, the main control module 105 can indirectly supply power to the first camera module 102 and the second camera module 103 through the wiring because the main control module 105 is connected with the first camera module 102 and the second camera module 103. Thus, the power module 104 is not directly connected with the first camera module 102 and the second camera module 103, but indirectly provides the required current through the main control module 105, so that the number of internal wires can be reduced, and the simplicity of internal connection is improved.

Further, the power module 104 includes a voltage regulator that regulates the input voltage. The helicopter end in the embodiment of the application can provide 28V direct current for the power supply module 104, and the voltage regulator in the power supply module 104 converts the 28V direct current into 5V or 3.3V direct current required by the video monitor through the power supply chip installed on the voltage regulator, so that the video monitor can not be broken down by voltage while meeting the power consumption requirement of the video monitor.

Further, the main control module 105 includes a control chip and a video stitching processing chip, where the control chip can control the on/off of the first camera module 102 and the second camera module 103, the magnification of the video surveillance image and the magnification reduction of the video surveillance image, so that an operator can monitor the front wheel of the helicopter and the surrounding environment during landing. The video stitching processing chip can stitch the images monitored by the first camera shooting module 102 and the second camera shooting module 103, so that two front wheels of the helicopter are simultaneously displayed in the same picture, the monitoring efficiency of workers on the landing condition of the front wheels of the helicopter is further improved, the image stitching method is adopted, the image distortion processing on the video monitoring picture is avoided, and the cost is reduced.

Further, the power module 104 may also supply power to the heating layer on the glass assembly 107.

Further, the power module 104 and the main control module 105 are arranged between the first camera module 102 and the second camera module 103, and the installation mode accords with the symmetrical structural design, so that the weight of the video monitor is well balanced, the problem that the weights of two sides of the video monitor are inconsistent is avoided, and the distances from the first camera module 102 and the second camera module 103 to the main control module 105 are consistent, so that the wires used for connection are the same in length, and confusion caused by using wires with various lengths is avoided.

Further, the power module 104 and the main control module 105 are respectively connected with the connector 108 through different lines, and the power signal and the control signal are separately wired, so that the reliability of electromagnetic compatibility is improved, and meanwhile, the overload problem caused by using the same line is avoided, thereby being beneficial to the improvement of the safety performance of the video monitor.

Further, the cover 106 and the housing 101 are sealed with a conductive seal 109, while being physically connected with screws. Preventing damage to the video monitor caused by fluid or solid particles entering the video monitor during operation of the helicopter.

Further, the cover plate 106 and the connector 108 are sealed by using a conductive sealing member 109, so that the sealing effect is achieved, and meanwhile, a good electromagnetic shielding effect is achieved.

It should be noted that, in order to meet the structural design of compact installation of the video monitor, the size of the housing 101 is set comprehensively according to the sizes of the first image capturing module 102 and the second image capturing module 103, and the embodiment of the present application is not limited specifically.

It should be noted that, the main control module 105 can adaptively adjust the control functions of the first camera module 102 and the second camera module 103 according to the auxiliary functions required by the helicopter during flight, which is not particularly limited in the embodiment of the present application.

In one embodiment, the video monitor is mounted directly above the two front wheels of the helicopter. The first camera module 102 and the second camera module 103 are respectively arranged at the left side and the right side of the shell 101, the first camera module 102 is arranged at the left lower side of the shell 101, the lens picture of the first camera module 102 is a left front wheel of the helicopter, the second camera module 103 is arranged at the right lower side of the shell 101, the lens picture of the second camera module 103 is a right front wheel of the helicopter, the first camera module 102 and the second camera module 103 respectively monitor the left front wheel and the right front wheel of the helicopter, a video splicing processing chip on the main control module 105 can splice video monitoring pictures, the video monitors monitor different side directions, the problem that the required monitoring range of the helicopter is large is solved, the problems that the cost is high and the excessive installation space is occupied due to the installation of a plurality of single video monitors are solved, and the splicing processing of the video monitoring pictures improves the monitoring efficiency of the front wheel of the helicopter.

As shown in fig. 3, fig. 3 is a structural composition diagram of an image capturing module provided in an embodiment of the present application. Taking the first camera module as an example, the first camera module 102 includes a lens 116, a lens base 112, an image plate 111, a bracket 110, and a bracket working surface 115. The lens base 112 is connected with the lens 116, and is used for fixing the lens 116 to prevent the lens 116 from loosening or shifting, the lens 116 is fixed on the image plate 111 through the lens base 112 and is connected with the image plate 111, a bracket 110 for fixing the lens 116 is arranged on the outer ring of the lens 116, and all components in the first camera module 102 are tightly connected to realize compact installation.

Further, the stand 110 includes a stand working surface 115, the stand working surface 115 is ring-shaped, the middle hollow portion can be just embedded into the lens 116 of the first camera module 102, and the edge of the stand working surface 115 can be embedded into the groove 113 at the opening of the video monitor. The fixing mode enables the support working surface 115 to well fix the lens 116 to prevent shaking, and can be connected with the shell 101 while shielding an internal complex circuit, so that the appearance design of the video monitor is simpler, and the first camera module 102 can be well fixed inside the shell 101. In addition, the support working surface 115 is connected with the image board 111 through the support 110, so that the overall structure of the first camera module 102 is more compact.

Further, the mount 110 is provided with a rough structure, and particularly, a rough structure having an uneven surface is provided on the mount working surface 115 on the side where the lens is monitored. Because the helicopter is in outdoor operational environment, can inevitably receive the influence of strong light, the coarse structure that sets up on the support working face 115 can effectively prevent the glare that is used for protecting the light secondary reflection that the glass subassembly 107 that the first camera module 102 caused to the camera lens 116 formation, has guaranteed the imaging quality of camera lens 116.

It should be noted that, the roughness structures provided on the support 110 and the support working surface 115 may be raised with waves, patterns or multiple particles, which is not particularly limited in the embodiment of the present application.

Further, the outer surface of the support 110 is provided with a black oxide layer, and particularly, the support working surface 115 on the side monitored by the lens 116 is uniformly coated with black oxide. The black oxide in the embodiment of the application is made after aluminum alloy sulfuric acid anodic oxidation, and can absorb redundant light beyond that required by the sensitization of the image plate 111, so that the imaging quality of the lens 116 is ensured.

It should be noted that the black oxide is not limited thereto, and the black oxide disposed on the support 110 and the support working surface 115 may be an aluminum alloy with a black surface by electroplating.

As shown in fig. 4, fig. 4 is a structural diagram of a glass assembly provided in an embodiment of the present application. The glass component 107 contains a heating layer, and the glass component 107 is provided with a bonding pad 114, the bonding pad 114 is used for welding wires, the heating layer is electrified and heated by utilizing the electrified wires, and the frosting and condensation phenomena generated at low temperature can be effectively prevented by the heated glass component 107, so that the imaging quality is ensured.

Further, the heating layer of the glass component 107 may be conductive, and in this embodiment, the heating layer of the glass component 107 is an indium tin oxide film surface, and the heating layer of the glass component 107 is electrically heated by using an electrical conducting wire. The heated glass assembly 107 has an excellent defrosting function, so that the camera module can not be blocked by frost and fog when the helicopter works, and meanwhile, the heated glass assembly 107 has excellent optical performance, so that a monitored picture can be observed more clearly through the glass assembly 107, and the imaging quality is further improved.

It should be noted that the heating layer of the glass assembly 107 may be a metal thin film, a graphene film, or other heating layers, which is not particularly limited in the embodiments of the present application.

As shown in fig. 5, fig. 5 is a partially exploded view of a video monitor provided by an embodiment of the present application. The casing 101 of the video monitor is provided with openings at corresponding sides of the first camera module 102 and the second camera module 103, the openings are provided with grooves 113, and the glass assembly 107 is fixed in the casing 101 through the grooves 113. The use of the recess 113 to secure breaks the conventional mounting method using screw fixation, reduces the additional screw weight generated during mounting using screws, and further reduces the weight and size of the video monitor.

Further, the glass assembly 107 is secured within the recess 113 of the housing 101 with an edge-filled sealant. The sealant in the embodiment of the application adopts HM304 silica gel sealant to seal, and after the sealant is uniformly smeared on the edge of the glass component 107, the glass component 107 is fixed in the groove 113 at the opening and naturally dried for 10 days, and the curing of the sealant can be accelerated by changing the temperature and humidity of the environment. The cured sealant can well fix the glass assembly 107 in the groove 113 of the housing 101, reduce the size and weight of the video monitor while meeting the requirements of the on-board vibration environment, and make the video monitor more compact and lightweight due to the reduced use of screws.

It should be noted that the sealant may use a polysulfide sealant, a fluorosilicone sealant, or other sealants, and embodiments of the present application are not particularly limited.

It should also be appreciated that the various embodiments provided in the embodiments of the present application may be arbitrarily combined to achieve different technical effects.

While the preferred embodiments of the present application have been described in detail, the present application is not limited to the above embodiments, and various equivalent modifications and substitutions can be made by those skilled in the art without departing from the spirit and scope of the present application, and these equivalent modifications and substitutions are intended to be included in the scope of the present application as defined in the appended claims.

Claims (10)

1. A video monitor, comprising:

a housing;

the first camera shooting module and the second camera shooting module are respectively arranged at two sides of the shell, and the lenses of the first camera shooting module and the second camera shooting module on the shell are different in setting angle and respectively face to the corresponding side direction of the shell;

the power module with the master control module all with the casing is connected, the power module with the master control module is connected, the master control module respectively with first camera module with the second camera module is connected, and is used for controlling first camera module with the work of second camera module.

2. The video monitor of claim 1, wherein the housing is of a streamlined configuration.

3. The video monitor of claim 1, wherein the power module and the master module are mounted in a housing intermediate the first camera module and the second camera module.

4. The video monitor of claim 1, wherein the housing is provided with connectors for external connection, the connectors being connected to the power module and the main control module, respectively.

5. The video monitor according to claim 1, wherein the housing is provided with openings in both lateral directions, grooves are provided at both openings, and the first camera module and the second camera module are mounted on the housing through the corresponding grooves, respectively.

6. The video monitor of claim 5, wherein a bracket is disposed at the recess, and the first camera module and the second camera module are respectively connected to the corresponding brackets and fixed to the housing.

7. The video monitor of claim 6, wherein a black oxide layer is provided on an outer surface of the stand.

8. The video monitor of claim 6, wherein the outer surface of the stand is provided with a roughened structure.

9. The video monitor of claim 5, wherein a glass component is mounted at the opening, the glass component being disposed corresponding to the first camera module or the second camera module, the glass component comprising a heating layer.

10. The video monitor of claim 9, wherein edges of the glass assembly are filled with sealant to seal and secure within the recess.

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