TWM486225U - Video detecting apparatus suitable for potential explosive environment - Google Patents

Description

Video detector for potentially explosive environments

This creation is about a small video detector that is suitable for use in potentially explosive environments such as storage tanks that hold hydrocarbons or in confined environments where foreseeable formation of explosive gases.

In the case of hydrocarbons and flammable liquids that generate explosive gases, experts are well aware of the need to constantly control and monitor the environment to confirm various parameters and any possible emergencies.

For example, in a variety of confined spaces designed to store flammable liquids, hydrocarbons, oils, fuels, fuels and lubricants, factories used to transfer these products (such as pump rooms, etc.) or others for storage of hazards and pollution In places such as objects, it is necessary to continuously control and view and monitor the parameters to confirm that they are stored safely. Currently, in such an environment where an explosive gas is generated, it is monitored by an ordinary video camera and a light source. However, since this environment may cause a fire, it is not suitable to use a common detecting device because the device used to monitor the above environment is an electrical device, and the negative effects of sparks occurring in this environment are well known. In fact, the device containing the electronic component is placed close to the storage tank or the manhole, and is connected to the inside of the storage tank through the cable, so that it is extremely harmful to a storage tank filled with highly flammable substances or gases.

In order to solve the above problems, the explosion-proof outer casing is widely used in the art, but this method is only suitable for the level 1 region which is less harmful; in addition, the size of the device is large and the versatility is lowered, so that it is not satisfactory.

In view of this, in order to improve and solve the above-mentioned shortcomings, the creator has devoted himself to researching and cooperating with the application of theory, and finally proposed a creation that is reasonable in design and effective in improving the above-mentioned defects.

One of the aims of this creation is to provide a video detector suitable for use in potentially explosive environments, which conforms to existing standards and is used for video detection in a Class 0 area such as a hydrocarbon storage environment or inside a storage tank, a video detector It is small in size and provides good quality images for the detection area.

Another object of the present invention is to provide a video detector suitable for a potentially explosive environment, which comprises a metal casing and an image device, and the image device is disposed in a metal casing and sealed with a resin to avoid danger. Spark or electric charge, and the metal casing can also be used for heat dissipation.

A further object of the present invention is to provide a video detector suitable for use in potentially explosive environments, which is used to detect and monitor general storage tanks and, in particular, classified as dangerous due to the presence of hydrocarbons or combustible or explosive liquids. environment of.

In order to achieve the above objectives, the present invention is a video detector suitable for use in potentially explosive environments, which is used for video detection of a hydrocarbon storage tank or a closed environment foreseeing the formation of an explosive gas, the video detector including An image device comprising a metal casing, an imaging component disposed in the metal casing, a circuit board and a resin, the metal casing being formed of a sealing material, the circuit board being disposed in the metal casing and electrically connected to the imaging component The resin is filled in the metal casing and encloses the imaging element and the circuit board in the metal casing; wherein the storage tank is designed to accommodate the video detector, and the sealing material is suitable for the 0-level region with explosive gas. Prevent any form of emissions or prevent any type of charge from being generated by components inside the metal housing.

Compared with the prior art, the video detector of the present invention can achieve the goals and functions described in the prior art. In particular, it provides a metal casing to meet the video detection of the existing standard level 0 area, which has a high risk of explosive gas from hydrocarbons or the like. In addition, the video detector of the present invention has a small size and can Provides good quality images in the inspection area. Furthermore, the visual detector of the present invention ensures that the electronic discharge, electric charge and spark generated by the electronic components in the metal casing are held in the metal casing, and in particular, the electronic components embedded in the resin can be completely prevented from being discharged to the outside. This ensures the safety of the monitoring tank.

1‧‧‧Video detector

2‧‧‧Management cover

10‧‧‧Video device

11‧‧‧Metal housing

110‧‧‧ front opening

111‧‧‧ Cover

112‧‧‧ screws

12‧‧‧Photographic components

13‧‧‧Circuit board

14‧‧‧Resin

15‧‧‧Signal cable

16‧‧‧Connecting wires

20‧‧‧Light source device

21‧‧‧Second metal casing

210‧‧‧Second front opening

211‧‧‧second cover

22‧‧‧Lighting elements

23‧‧‧Control panel

24‧‧‧Second resin

25‧‧‧Light source cable

26‧‧‧Power cord

30‧‧‧Metal sheath

31‧‧‧ Cable clamp

40‧‧‧ bracket

41‧‧‧Support rod

42‧‧‧Adjusting the handlebars

43‧‧‧ fastening structure

Figure 1 is a perspective view of the stereoscopic appearance of a video detector suitable for use in a potentially explosive environment;

Figure 2 is a cross-sectional view of the visual detector of the present invention suitable for use in potentially explosive environments;

Figure 3 is a schematic diagram of the application of the video detector for the potentially explosive environment of the present invention;

Figure 4 is a schematic diagram of the use of the video detector of the present invention suitable for use in potentially explosive environments;

Figure 5 is a schematic diagram of the detection of a video detector suitable for use in potentially explosive environments.

The detailed description and technical content of the present invention are described below with reference to the drawings, but the drawings are only for reference and explanation, and are not intended to limit the creation.

Please refer to FIG. 1 and FIG. 2 , which are respectively a schematic perspective view and a cross-sectional view of a video detector suitable for a potentially explosive environment. The video detector 1 of the present invention is used for video detection of a hydrocarbon storage tank or a confined environment in which an explosive gas is foreseen, and is used in an area classified as 0 in accordance with the current standard. The video detector 1 of the present invention has a small size and can provide a good quality image of the detection area, and the storage slot system is designed to accommodate the video detector 1.

The video detector 1 includes an image device 10 including a metal housing 11, an imaging element 12 (such as a camera or a camera) disposed in the metal housing 11, a circuit board 13 and a resin. 14. The metal housing 11 is formed of a sealing material, and the circuit board 13 is disposed in the metal housing 11 and electrically connected to the imaging element 12. The resin 14 is filled in the metal casing 11 and seals the image pickup element 12 and the circuit board 13 in the metal casing; wherein the sealing material is suitable for preventing any generation in a 0-stage region having an explosive gas. Formally discharges or prevents elements of the interior of the metal housing from producing any type of charge.

In more detail, the metal housing 11 can accommodate optical and electronic components for monitoring and video detection, the metal housing 11 being designed to prevent internal components from producing any form of emissions, sparks or any type in an environment with explosive gases. The charge. In this embodiment, the metal casing 11 is substantially a parallelepiped, but is not limited thereto, and other cylinders may be used. The metal housing 11 includes a cover plate 111 and a plurality of screws 112 for locking. The cover plate 111 has a front opening 110 which is opened corresponding to the position of the imaging element 12.

An image pickup device 12 is disposed inside the metal casing 11 , and the image pickup device 12 has an image pickup surface facing the front opening 110 , and the resin 14 is embedded in the image pickup member 12 in the metal shell 11 . And the circuit board 13, and the resin 14 completely fills the inside of the metal casing 11 and the gap between the image pickup element 12 and the circuit board 13.

In an embodiment of the present invention, the image device 10 further includes a signal cable 15 and a connecting wire 16. The image sensor 12 is connected to the circuit board 13 through the signal cable 15, and the circuit board 13 is transparent. The connecting wire 16 is connected to the outside. It should be noted that the number of the imaging elements 12 is not limited, and the imaging elements 12 can provide various lenses for transmitting clear and good resolution digital signals to a computer in an external security area. In addition, the signal cable 15 is also embedded in the resin 14.

In the embodiment, the video detector 1 further includes a light source device 20 disposed on one side of the image device 10. The light source device 20 includes a second metal housing 21, at least one light emitting element 22 disposed in the second metal housing 21, a control board 23, and a second resin 24. The control board 23 is electrically connected to the light-emitting element 22, and the second resin 24 is filled inside the second metal shell 21 and seals the light-emitting element 22 and the control board 23 in the second metal shell 21. The number of the light-emitting elements 22 is not limited, but is preferably plural, and is characterized by good brightness and limited heat dissipation.

Similarly, the second metal housing 21 is a parallelepiped, and includes a second cover 211. The second cover 211 has a second front opening 210, and the second front opening 210 corresponds to the light emitting component. 22 locations are opened. The light-emitting element 22 has an illumination surface that faces the second front opening 210.

In the present embodiment, the second resin 24 and the resin 14 are the same resin material (but not limited thereto). The light source device 20 further includes at least one light source cable 25 and a power supply lead 26 . The light-emitting element 22 is connected to the control board 23 through the light source cable 25, and the control board 23 is connected to the outside through the power supply lead 26. Further, the light source cable 25 is also embedded in the second resin 24.

Furthermore, the image device 10 and the light source device 20 of the present invention are electrically connected to each other through the connecting wire 16. The connecting wire 16 passes through the metal casing 11 and penetrates the second metal casing 21 and is electrically connected to the control board 23; accordingly, the signal of the imaging element 12 can be transmitted to the control board 23 and the outside.

Furthermore, the video detector 1 further includes a metal sheath 30 and a plurality of cable clamps 31. The connecting wire 16 can be prevented from being damaged by the protection of the metal sheath 30. The metal sheath 30 is sleeved outside the connecting wire 16 , and the cable clips 31 are respectively disposed at a position where the connecting wire 16 penetrates the metal shell 11 and the second metal shell 21 , and the connecting wire 16 The purpose of sealing is achieved by the arrangement of the cable clamps 31.

It is to be noted that the imaging element 12 is embedded in the metal housing 11, and the light-emitting element 22 is embedded in the second metal housing 21, and the metal housing 11 and the second metal housing 21 respectively correspond to the escape. The image sensor 12 and the heat generated by the light-emitting element 22.

Please refer to FIG. 3 as a schematic diagram of the application of the visual detector for the potentially explosive environment. The video detector 1 of the present invention further includes a bracket 40, a support rod 41, an adjustment handle 42 and a fastening structure 43. The video device 10 and the light source device 20 are movably connected via the bracket 40. The support rod 41 is coupled to the bracket 40, and the adjustment handle 42 is movably coupled to the support rod 41. In addition, the support rod 41 can be fixed by the arrangement of the fastening structure 43, so as to monitor the environment.

Please refer to FIG. 4 and FIG. 5 , which are schematic diagrams and detection diagrams of the video detectors suitable for the potentially explosive environment. The visual detector 1 of the present invention can be used to detect a closed environment having an explosive gas or a flammable gas. The airtight detector 2 is provided with a manhole cover 2, and the video detector 1 can be inserted into the airtight environment from the manhole cover 2, and the monitoring operation is performed at a remote location of the manhole cover 2. In this embodiment, the user The image sensor device 10 and the light source device 20 can be adjusted by the adjustment handle 42. In addition, the video detector 1 can be connected to an external operation panel (not shown) through the operation panel. The operation of the image device 10 and the light source device 20 is controlled to further detect and monitor the sealed environment.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the scope of the patents of the present invention. Other equivalent variations of the patent spirit using the present invention are all within the scope of the patent.

10‧‧‧Video device

11‧‧‧Metal housing

110‧‧‧ front opening

111‧‧‧ Cover

112‧‧‧ screws

12‧‧‧Photographic components

13‧‧‧Circuit board

14‧‧‧Resin

15‧‧‧Signal cable

16‧‧‧Connecting wires

20‧‧‧Light source device

21‧‧‧Second metal casing

210‧‧‧Second front opening

211‧‧‧second cover

22‧‧‧Lighting elements

23‧‧‧Control panel

24‧‧‧Second resin

25‧‧‧Light source cable

26‧‧‧Power cord

30‧‧‧Metal sheath

31‧‧‧ Cable clamp

40‧‧‧ bracket

Claims (13)

A video detector suitable for use in a potentially explosive environment, which is used for video storage of a hydrocarbon storage tank or a confined environment in which an explosive gas is foreseen, the video detector comprising an image device comprising a metal a housing, an imaging component disposed in the metal housing, a circuit board, and a resin, the metal housing being formed of a sealing material, the circuit board being disposed in the metal housing and electrically connected to the imaging component, the resin Mounting the image sensor and the circuit board in the metal casing and sealing the metal casing; wherein the storage tank is designed to accommodate the video detector, and the sealing material is suitable for being explosive The discharge of the gas in the 0-stage region prevents any form of discharge or prevents any type of charge from being generated by the components inside the metal casing. The video detector of claim 1 is suitable for use in a potentially explosive environment, wherein the metal casing is a parallelepiped comprising a cover plate and a plurality of screws for locking, the cover plate having a front opening. A video detector as claimed in claim 2, which is suitable for use in a potentially explosive environment, wherein the imaging element has an imaging surface facing the front opening. The video detector of claim 1, wherein the resin embeds the image sensor and the circuit board in the metal casing, and the resin completely fills the interior of the metal casing and the camera The gap between the component and the board. A video detector for a potentially explosive environment, wherein the image device further includes a signal cable and a connecting wire, the image sensor is connected to the circuit board through the signal cable, and the circuit The board is connected to the outside through the connecting wire. The video detector of claim 5, further comprising a light source device disposed on one side of the image device, the light source device comprising a second metal housing disposed on the second metal At least one light-emitting component, a control board and a second resin in the housing, the control board is electrically connected to the light-emitting component, and the second resin is filled in the second metal shell and encapsulated in the second metal shell The light emitting element and the control board. The video detector of claim 6 is applicable to a potentially explosive environment, wherein the connecting wire passes through the metal casing and penetrates the second metal casing and is electrically connected to the control board. The video detector of claim 6, wherein the second metal housing is a parallelepiped and includes a second cover having a second front opening. A video detector for use in a potentially explosive environment, as claimed in claim 6, wherein the illuminating element has an illuminating surface facing the second front opening. The video detector of claim 6, wherein the light source device further comprises at least one light source cable and a power supply lead, the light emitting element is connected to the control board through the light source cable, and The control board is connected to the outside through the power supply lead. The video detector for a potentially explosive environment, as described in claim 6, further comprising a metal sheath and a plurality of cable clamps, the metal sheath is sleeved outside the connecting wires, and the cable clips are respectively disposed at The connecting wire penetrates into the metal casing and the second metal casing. The video detector for a potentially explosive environment, as described in claim 6, further comprising a bracket through which the image device and the light source device form an active connection. The video detector of claim 12, which is suitable for a potentially explosive environment, further comprising a support bar and an adjustment handle connected to the bracket, the support bar being movably coupled to the support bar.