JP5193831B2 - Mirror monitor - Google Patents

Description

  The present invention relates to a mirror monitor having a configuration in which a liquid crystal display device is disposed on the back side of a transflective mirror and desired display is performed on the surface of the transflective mirror using illumination means of the liquid crystal display device.

  2. Description of the Related Art Conventionally, a liquid crystal display device comprising a liquid crystal display panel on a back surface side of a transflective mirror and a backlight as an illuminating means for irradiating the liquid crystal display panel from the back surface as a rearview mirror disposed in a car And a mirror monitor having a configuration for performing desired display on the surface of the transflective mirror using the backlight is used (for example, Patent Document 1).

  For example, this mirror monitor is connected to a rear camera disposed at the rear of the vehicle body, and is normally used as a mirror by causing the surface of the transflective mirror to function as a reflecting surface that reflects external light. In addition, when a rear view such as a garage is necessary, a captured image of the back camera displayed on the liquid crystal display device can be obtained by causing the transflective mirror to function as a transmission surface that transmits the illumination light of the backlight. Use as a monitor to display.

JP 2007-34061 A

In the conventional mirror monitor, the transmissivity of the transflective mirror is as low as about 30%. Therefore, when the monitor is used as a monitor, the luminance is about 10,000 cd / m ^{2 of the} backlight currently used. As the display brightness of the liquid crystal display device, only about 200 cd / m ² can be obtained, the brightness is insufficient, and in particular, the visibility of the captured image in the daytime brightness is inferior.

Here, in order to obtain a 400~600cd / ^{m 2} is sufficient display luminance when used as a monitor, it is necessary to use a 20,000 to 30,000 cd / ^{m 2} as high luminance backlight. However, if a high-brightness backlight is installed, the temperature rise due to the heat generated by the backlight light source cannot be avoided. As a result, the mirror monitor itself is overheated, which affects the display quality and the mirror monitor. There are concerns about problems such as the possibility of feeling uncomfortable by touching the mirror monitor for the purpose of adjusting the angle or the like.

  SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to provide a mirror monitor that can prevent overheating even when a high-luminance illumination means is mounted, and can perform safe and good image display.

  In order to achieve the above-described object, a mirror monitor according to a first aspect of the present invention displays on the back surface of a semi-transmissive reflective mirror in a mirror housing that holds the semi-transmissive reflective mirror on one wall so as to be visible from the outside. In a mirror monitor provided with a liquid crystal display device comprising a liquid crystal display panel with opposite surfaces and a backlight light source portion of a backlight that emits light from the back side of the liquid crystal display panel, the mirror monitor is attached in contact with the backlight light source portion And a heat exhaust mechanism having a flat plate-like heat pipe disposed to extend to a position separated from the backlight light source unit.

  The mirror monitor according to claim 2 of the present invention is displayed on the back surface of the transflective mirror in a mirror housing supported by a stay member and holding the transflective mirror on one wall so as to be visible from the outside. In a mirror monitor provided with a liquid crystal display device comprising a liquid crystal display panel with opposite surfaces and a backlight light source portion of a backlight that emits light from the back side of the liquid crystal display panel, the mirror monitor is attached in contact with the backlight light source portion A heat-dissipating mechanism comprising: a flat plate-shaped heat pipe that is connected to the flat plate-shaped heat pipe via a connection heat pipe; and a heat sink that is spaced apart from the backlight light source unit. Features.

  A mirror monitor according to a third aspect of the present invention is the mirror monitor according to the second aspect, wherein the mirror housing and the stay housing of the stay member are connected to each other so as to communicate with each other. The planar plate heat pipe is disposed in a mirror casing, the heat sink is disposed in a stay casing, and the connection heat pipe is disposed from the mirror casing to the stay casing. It is characterized by that.

  Furthermore, a mirror monitor according to a fourth aspect of the present invention is the mirror monitor according to the second aspect, wherein the mirror housing and the stay housing of the stay member are connected in communication with each other. The flat plate heat pipe is disposed in a mirror housing, the heat sink is disposed on a body on which the mirror monitor is disposed, and the connection heat pipe is connected to the stay housing from the mirror housing. It arrange | positions over the said to-be-arranged body through the body.

  Furthermore, a mirror monitor according to a fifth aspect of the present invention is the mirror monitor according to the third or fourth aspect, wherein a connecting portion between the mirror housing and the stay housing is a part of the transflective mirror of the mirror housing. The orientation angle is adjustable, and the connection heat pipe is formed with flexibility.

  A mirror monitor according to a sixth aspect of the present invention is the mirror monitor according to any one of the first to fifth aspects, wherein a heat exhaust mechanism is provided in the mirror housing and / or the stay housing. Ventilation holes for ensuring air circulation in the arranged space are formed.

  A mirror monitor according to a seventh aspect of the present invention is the mirror monitor according to the sixth aspect, wherein a blower mechanism that promotes air flow in the space is provided in the space. It is characterized by.

  As described above, the mirror monitor of the present invention includes a heat exhaust mechanism that can dissipate heat generated from the backlight light source unit at a position away from the backlight light source unit, thereby preventing overheating of the mirror housing. Therefore, it is possible to mount a high-luminance illumination means, and as a result, it is possible to ensure a sufficient display brightness when used as a monitor, and to provide a safe and usable feeling. There is an excellent effect that a good mirror monitor can be provided.

  Hereinafter, the mirror monitor of the present invention will be described in an embodiment of a mirror monitor that is disposed at the front center in an automobile and used as a rearview mirror.

  1 and 2 are perspective views showing the mirror monitor 1 of the first embodiment, and FIG. 3 is a heat exhaustion of the liquid crystal display device mounted on the mirror monitor 1 of the first embodiment and its backlight light source unit. It is a perspective view which shows a mechanism.

  The mirror monitor 1 according to the first embodiment includes a mirror housing 3 including a hollow housing in which a translucent reflection mirror 2 having a horizontally long rectangular shape is disposed on one wall portion. The mirror housing 3 is supported by a stay member 4 as a holding body having one end fixed to a ceiling near the windshield FG in an automobile so that a driver can visually recognize the transflective mirror 2 and can adjust the angle. Has been. In addition, about the structure for adjusting the angle of the mirror housing | casing 3, let it be a well-known thing like an angle adjustment mechanism using a ball joint, for example.

  In the mirror housing 3, a liquid crystal display panel 7 having a display surface facing the back surface of the transflective mirror 2, and a backlight light source unit 8 for irradiating light from the back side of the liquid crystal display panel 7, A liquid crystal display device 9 is provided. Here, the backlight light source unit 8 is a place where a light source such as a light emitting diode (LED) or a cold cathode tube (CCFL) and an electrode arrangement unit for turning on the light source are arranged. In the embodiment, the backlight light source unit 8 has a direct-type backlight configuration, and the backlight light source unit 8 is disposed over the entire surface of the liquid crystal display panel 7. Note that a sidelight type backlight configuration may be used, and the configuration of the liquid crystal display device 9 is a conventionally known configuration, and the description thereof is omitted.

  In the present embodiment, the liquid crystal display panel 7 is connected to a back camera (not shown) disposed at the rear of the vehicle body of the automobile, and is disposed close to one end in the longitudinal direction of the transflective mirror 2. When a rear view such as a garage is required, the transflective mirror 2 functions as a transmissive surface that transmits the illumination light of the backlight, and an image captured by the back camera is displayed on the transflective mirror 2. It is configured to display on one end side in the longitudinal direction.

  The backlight light source unit 8 has a long flat plate-like heat pipe 12 as one end side of the backlight light source unit 8 as a heat exhaust mechanism 11 that dissipates and cools the heat of the backlight light source unit 8. The other end side is disposed in close contact with the entire rear surface so as to extend from the rear surface of the backlight light source unit 8 to the opposite side of the liquid crystal display device 9 in the mirror housing 3. In addition, it is preferable to use a highly heat conductive adhesive for the close contact between the backlight light source unit 8 and the flat plate heat pipe 12.

  Here, the flat plate-like heat pipe 12 is a heat spreader having a heat pipe structure in the form of a flat plate formed of a high thermal conductivity material, and the sealed volatile liquid (working fluid) is in contact with the heat source. It is circulated from the main surface side to the other main surface side to transfer heat. In the lower house of this heat transfer, the working fluid uniformly travels through the sealed space of the flat plate heat pipe 12, so that the working fluid can be further circulated between the vicinity of the heat source and the place away from the heat source. That is, in the present embodiment, the hydraulic fluid sealed in the portion that is in contact with the backlight light source portion 8 that is a heat source is evaporated (heat absorption), and the hydraulic fluid is condensed in a portion that is away from the backlight light source portion 8. Heat can be transferred by (heat release). In the present embodiment, the planar plate heat pipe 12 is assumed to have a capillary structure in order to promote the circulation of the working fluid.

  As described above, the flat plate heat pipe 12 is disposed so as to extend away from the backlight light source unit 8 serving as a heat source, so that the heat generated by the backlight light source unit 8 is generated only in the portion where the liquid crystal display device 9 is disposed. The heat is radiated in the entire mirror housing 3 without staying in the mirror housing 3.

  By providing the exhaust heat mechanism 11 acting in this way, the liquid crystal display device 9 can be prevented from deteriorating its display quality due to overheating, and the problem that the human body touches and feels hot is eliminated. And security can be ensured. Therefore, as a result, it becomes possible to use the high-brightness backlight light source unit 8 for the liquid crystal display device 9 incorporated in the mirror monitor 1, and thus the visibility of the liquid crystal display device 9 as a monitor for displaying an image is good. Can be.

  In particular, a vent hole that allows the inside and outside of the mirror casing 3 to communicate with each other is formed in the mirror casing 3 in the present embodiment, and outside air is brought into contact with the surface of the flat plate-like heat pipe 12 in the mirror casing 3. The flat plate-like heat pipe 12 as the heat mechanism 11 will exhibit more excellent operational effects.

  4 to 6 show the mirror monitor 1 of the second embodiment.

  The mirror monitor 1 according to the second embodiment also includes a mirror casing 3 similar to that of the first embodiment described above. One end of the mirror casing 3 is fixed to the ceiling near the windshield FG in the automobile. By connecting the other end of the stay member 4 as a holding body to the center of the back surface of the mirror housing 3, the driver is supported so that the transflective mirror 2 is visible. And in this embodiment, the connection part 6 of the said mirror housing | casing 3 and the stay housing | casing 5 of the said stay member 4 is formed so that each inside of each housing | casing 3 and 5 may be mutually connected by opening, and As described above, the angle of the mirror housing 3 can be changed.

  Also, in the mirror housing 3, as in the first embodiment, a liquid crystal display panel 7 and a backlight light source unit 8 are provided and connected to a back camera disposed at the rear of the vehicle body of the automobile, and a rear view is required. A liquid crystal display device 9 is provided which functions as a monitor for displaying a captured image of the back camera.

  In this embodiment, the heat exhaust mechanism 11 of the backlight light source unit 8 is disposed from the mirror housing 3 to the stay housing 5.

  The heat exhaust mechanism 11 disposed in the mirror monitor 1 of the present embodiment includes a flat plate heat pipe 12 attached in close contact with one surface of the backlight light source unit 8 of the direct type backlight, and a working fluid. A heat sink 14 as a heat dissipating part connected to the flat plate heat pipe 12 through two tubular connecting heat pipes 13 that can be circulated, and spaced apart from the backlight light source part 8; It has. 4 to 6, the flat plate-like heat pipe 12 is disposed in the mirror housing 3, and the heat sink 14 is disposed in the stay housing 5 of the stay member 4, and the connection The heat pipe 13 is disposed from the inside of the mirror housing 3 to the stay housing 5 through the connecting portion 6 between the mirror housing 3 and the stay housing 5. Specifically, as shown in FIGS. 4 to 6, the flat plate heat pipe 12 attached to the backlight light source unit 8 has one end in close contact with the entire back surface of the backlight light source unit 8 and the other end side. Is disposed in the mirror housing 3 so as to extend from the back surface of the backlight light source unit 8 to the opposite side of the liquid crystal display device 9 in the mirror housing 3. And in the part (the diagonal position of the upper left part in the backlight light source part 8 and the lower right part) located in the most separated part in the part attached to the back surface of the backlight light source part 8 of the flat plate-shaped heat pipe 12, One end of a tubular connecting heat pipe 13 as a heat transport means is connected. The connection heat pipe 13 is made of a highly heat-conductive material having flexibility, and can freely use the flexibility from the inside of the mirror housing 3 to the inside of the stay housing 5 through the connecting portion 6. The volatile liquid (working fluid) enclosed in the flat plate-like heat pipe 12 is connected to the heat sink 14 disposed in the stay housing 5 by being bent while being bent, and the other end is connected to the heat source. It circulates between the vicinity and the heat sink 14 arrange | positioned in the position spaced apart from the heat source.

  That is, in the present embodiment, the sealed working fluid is evaporated (heat absorption) by the heat generated in the portion that is in contact with the backlight light source 8 serving as a heat source, and the working fluid is connected to one of the connection heat pipes 13. Through the heat sink 14 disposed in the stay housing 5, the working fluid is condensed (heat release) in the heat sink 14, and the working fluid is returned to the vicinity of the heat source through the other connection heat pipe 13. It is possible to move heat. In the present embodiment, it is assumed that the connection heat pipe 13 also has a capillary structure in order to promote the circulation of the working fluid. Further, in the second embodiment, one of the connection heat pipes 13 is the forward path of the hydraulic fluid, and the other is the return path of the hydraulic fluid. However, the present invention is not limited to this, and the forward path of the hydraulic fluid is provided in one connection heat pipe 13. A heat pipe having a return path may be used.

  By providing the exhaust heat mechanism 11 acting in this way, it is possible to exhaust heat from the backlight light source unit 8 to a position away from the heat source, so that the liquid crystal display device 9 has its display quality due to overheating. It is possible to prevent the deterioration of the liquid, and it is possible to solve the problem that the human body touches and feels hot, thereby ensuring the safety. Therefore, as a result, it becomes possible to use the high-brightness backlight light source unit 8 for the liquid crystal display device 9 incorporated in the mirror monitor 1, so that the visibility of the liquid crystal display device 9 as a monitor for displaying an image is improved. It can be good.

  In particular, the mirror housing 3 and the stay housing 5 in the present embodiment are formed with vents that allow the inside and outside of the mirror housing 3 to communicate with each other, and a connecting portion between the mirror housing 3 and the stay housing 5 from one of the vents. 6 is secured in the mirror housing 3 and the stay housing 5 through the opening formed in the flat air hole 12 and the connecting heat pipe 13 in the mirror housing 3 and the stay housing 5. Outside air can be brought into contact with the surface of the heat sink 14, and the heat removal mechanism 11 exhibits more excellent operational effects.

  FIG. 4 shows a case where slit-like vent holes 15 are formed on the upper surface side in the arrangement state of the hollow arm-like stay housing 5 so as to correspond to the arrangement position of the heat sink 14. ing. In this way, by forming the vent hole 15 in the vicinity of the heat sink 14 and in the upper part, it becomes possible to efficiently exhaust heat using the natural law that warm air rises. At that time, by forming the vent 15 in the mirror housing 3 in the vicinity of the heat source, an air flow path can be formed in the mirror housing 3 and the stay housing 5 that communicate with each other. It becomes possible to do.

  In addition, the flat plate-like heat pipe 12 that extends in a direction away from the backlight source 8 serving as a heat source retains heat generated in the backlight source 8 only in the portion where the liquid crystal display device 9 is provided. As described above, it is possible to dissipate heat in the entire mirror housing 3 without making it. 4 to 6, the heat sink 14 has a flat plate shape. However, the present invention is not limited to this, and irregularities may be formed to increase the contact area with the outside air.

  FIG. 7 shows the main part of the heat removal mechanism 11 provided in the mirror monitor 1 as the third embodiment.

  This mirror monitor 1 is a modification of the mirror monitor 1 of the second embodiment, and the heat sink 14 disposed in the stay housing 5 is connected to the other end side of the two connecting heat pipes 13. The connection heat pipe 13 portion disposed in the stay housing 5 is formed in a coil shape to increase the contact area with the air and act as a heat radiating portion, that is, a heat sink 14. Has been. Since other structures are the same as those of the mirror monitor 1 of the second embodiment, description thereof is omitted.

  Also in the mirror monitor 1 of the present embodiment, the liquid crystal built in the mirror monitor 1 is discharged as in the above-described embodiments by exhausting the heat generated by the backlight light source unit 8 to a position away from the heat source. It is possible to use the backlight light source unit 8 with high luminance for the display device 9, and the visibility of the liquid crystal display device 9 as a monitor for displaying an image can be improved.

  In particular, the mirror housing 3 and the stay housing 5 according to the present embodiment are formed with a vent 15 that allows the inside and outside of the mirror housing 3 and the stay housing 5 to communicate with each other. A flow path of air passing through the opening formed in the connecting portion 6 with the stay housing 5 and to the other vent 15 can be secured, and a flat plate shape is formed in the mirror housing 3 and the stay housing 5. By bringing outside air into contact with the surfaces of the heat pipe 12, the connecting heat pipe 13, and the heat sink 14, the exhaust heat mechanism 11 exhibits more excellent operational effects.

  Further, FIG. 8 and FIG. 9 show a main part of the heat exhausting mechanism 11 disposed in the mirror monitor 1 as the fourth embodiment.

  This mirror monitor 1 is a modification of the mirror monitor 1 of the second embodiment, has a sidelight type backlight configuration, and is a flat plate shape that constitutes a heat removal mechanism 11 disposed in the mirror housing 3. The heat pipes 12 are formed with different shapes.

  That is, in the present embodiment, the backlight light source unit 8 is disposed on one side of the light guide plate of the backlight, and the flat plate heat pipe 12 is in close contact with the entire back surface of the backlight light source unit 8. It is formed in a strip shape. And in the part (upper part and lower part) located in the furthest distance in the part attached to the back surface of the backlight light source part 8 of the flat plate-shaped heat pipe 12, one end part of the two connecting heat pipes 13 is provided respectively. Are connected. The other end of each pipe is connected to a heat sink 14 disposed in the stay housing 5, and the volatile liquid (working fluid) sealed in the flat plate heat pipe 12 is supplied to the vicinity of the heat source and the heat source. It is comprised so that it may circulate between the heat sink 14 arrange | positioned in the position spaced apart from.

  Also in the mirror monitor 1 of the present embodiment, the liquid crystal display built in the mirror monitor 1 is discharged as in the above-described embodiments by exhausting the heat of the backlight light source unit 8 to a position away from the heat source. It is possible to use the backlight light source unit 8 with high brightness for the device 9, and the visibility of the liquid crystal display device 9 as a monitor for displaying an image can be improved.

  In particular, each of the mirror housing 3 and the stay housing 5 in the present embodiment is formed with a vent hole 15 that allows the inside and outside of the mirror housing 3 and the stay housing 5 to communicate with each other. 3 is secured in the mirror housing 3 and the stay housing 5 by securing an air flow path through the opening formed in the connecting portion 6 between the housing 3 and the stay housing 5 and to the other vent 15. The outside air can be brought into contact with the surfaces of the heat pipe 12, the connecting heat pipe 13, and the heat sink 14, and the heat exhaust mechanism 11 exhibits more excellent effects.

  Here, FIGS. 10 to 12 are explanatory diagrams showing specific examples of the mirror housing 3 and the stay housing 5 in the mirror monitor 1 of the fourth embodiment.

  As shown in FIGS. 10 and 11, the mirror housing 3 has the other end of the stay member 4 as a holding body having one end fixed to the ceiling near the windshield FG in the automobile. By connecting to the central part, the driver is supported so that the transflective mirror 2 can be visually recognized. The mirror housing 3 and the stay housing 5 of the stay member 4 are opened to the housings 3, 5. They are connected in communication with each other. In addition, this connection part 6 is made into the structure which can change the angle of the mirror housing | casing 3 as mentioned above.

  And in the vicinity of the arrangement position of the liquid crystal display device 9 in the mirror casing 3, on the lower side in the mirror casing 3 and on the upper surface side in the arrangement state of the arm-shaped stay casing 5 made hollow, In each case, a slit-like vent 15 is formed to ensure air circulation in the space where the heat removal mechanism 11 is disposed.

  Furthermore, in the present embodiment, as shown in FIG. 12, a vent formed in the mirror housing 3 is provided in the mirror housing 3 at a position facing the connecting portion 6 with the stay housing 5. 15 (first air vent 15A) is provided, and a small fan 16 is provided as a blower mechanism for encouraging the flow of air exhausted from the air vent 15 (second air vent 15B) formed in the stay housing 5. Has been.

  As described above, by providing the air blowing mechanism in the air flow path in the space (the mirror housing 3 and the stay housing 5 communicated) including the heat removal mechanism 11, the heat storage of the backlight light source unit 8 is the first. By being transmitted to the air taken in from the vent 15 and discharged from the second vent 15, overheating of the backlight light source unit 8, and thus overheating of the mirror monitor 1 can be prevented.

  13 and 14 show a mirror monitor 1 of the fifth embodiment.

  The mirror monitor 1 according to the fifth embodiment is also a modification of the mirror monitor 1 according to the second embodiment, and is formed with different arrangement positions of the heat sinks 14 constituting the heat removal mechanism 11.

  That is, in this embodiment, as shown in FIG. 13 and FIG. 14, the heat sink 14 is disposed on the back side of the top plate of the automobile, which is a mirror monitor, and the connecting heat pipe 13 is a mirror. From the inside of the housing 3, the connecting portion 6 between the mirror housing 3 and the stay housing 5 passes through the stay housing 5. Since other structures are the same as those of the mirror monitor 1 of the second embodiment, description thereof is omitted.

  Also in the mirror monitor 1 of this embodiment provided with the exhaust heat mechanism 11 configured as described above, each of the above-described embodiments is performed by exhausting heat generated by the backlight light source unit 8 to a position away from the heat source. Similarly to the above, it becomes possible to use the high-brightness backlight light source unit 8 in the liquid crystal display device 9 incorporated in the mirror monitor 1, and the visibility as a monitor can be improved.

Thus, according to the mirror monitor 1 of the present invention, it is assumed that a high-brightness backlight of about 20,000 to 30,000 cd / m ² is mounted by including the heat exhaust mechanism 11 as in the above-described embodiment. In addition, since the mirror housing 3 can be prevented from overheating, it is safe without causing discomfort to the driver, and the display brightness of the liquid crystal display device 9 is about 400 to 600 cd / m ^2. Therefore, sufficient visibility can be obtained and good image display can be performed even in daytime brightness.

  In addition, this invention is not limited to embodiment mentioned above, A various change is possible as needed.

  For example, the use of the mirror monitor 1 is not limited to the rearview mirror of an automobile. Further, even when used as an automobile rearview mirror, the information displayed on the liquid crystal display panel 7 of the built-in liquid crystal display device 9 is not limited to the image captured by the rear camera as described above. Further, the connecting heat pipe 13 is not limited to a tubular shape, and may be a film shape. In particular, when the angle of the mirror housing 3 is changed at the connecting portion between the mirror housing 3 and the stay housing 5, the connecting heat pipe 13 is preferably formed in a flexible film shape.

  Furthermore, the stay member 4 that supports the mirror monitor 1 may be connected (connected) to any one of the mirror housings 3 or supported in a state in which the mirror housing 3 is suspended as in the present embodiment. It does not have to be. For example, one end of the stay housing 5 is connected to the side of the mirror housing 3 to support the mirror housing 3 in the horizontal direction, or one end of the stay housing 5 is connected to the lower portion of the mirror housing 3. Thus, the mirror housing 3 may be supported above the stay member 4.

  Further, as in the second embodiment, the connection in the connecting portion 6 is a structure in which the inside of the mirror housing 3 and the stay housing 5 are communicated and the connecting heat pipe 13 is passed through the connecting portion 6. A heat insulating material is disposed around the heat pipe 13 for use, and a space on the heat source side where the backlight light source unit 8 and the flat plate heat pipe 12 are located and a space on the heat radiation unit side where the heat sink 14 is located are partitioned, It is good also as a structure which interrupts | blocks the free circulation of the air in both space. Further, in the mirror housing 3 having the heat removal mechanism 11 configured to dispose the heat sink 14 serving as a heat radiating portion in the stay housing 5 of the stay member 4 or the object to be disposed, the transflective mirror 2 It is also possible to adopt a configuration in which the surface of the liquid crystal display panel 7 is disposed opposite to the substantially entire surface. Even in such a case, the backlight light source unit 8 is provided with the heat removal mechanism 11 that disposes the heat sink 14 serving as the heat radiating unit at a position separated from the backlight light source unit 8 serving as the heat generating unit. Can be used, and the object of the present invention can be achieved.

The partially transparent perspective view (front side) of the mirror monitor of 1st Embodiment of this invention The partially transparent perspective view (back side) of the mirror monitor of 1st Embodiment of this invention The perspective view which shows the heat exhaustion mechanism of the liquid crystal display device mounted in the mirror monitor of 1st Embodiment of this invention, and its backlight light source part. The partially transparent perspective view (front side) of the mirror monitor of 2nd Embodiment of this invention A perspective view of the liquid crystal display device mounted on the mirror monitor of the second embodiment of the present invention and the heat exhaust mechanism of the backlight light source unit 8 (back side) A perspective view of the liquid crystal display device mounted on the mirror monitor of the second embodiment of the present invention and the heat exhaust mechanism of the backlight light source unit 8 (front side) Perspective view of the liquid crystal display device mounted on the mirror monitor of the third embodiment of the present invention and the heat exhaust mechanism of the backlight light source unit 8 (back side) A perspective view of the liquid crystal display device mounted on the mirror monitor of the fourth embodiment of the present invention and the heat exhaust mechanism of the backlight light source unit 8 (back side) A perspective view of the liquid crystal display device mounted on the mirror monitor of the fourth embodiment of the present invention and a heat exhaust mechanism of the backlight light source unit 8 (front side) The transmission perspective view (back side) of the mirror monitor of 4th Embodiment of this invention The partially transparent perspective view (back side) of the mirror monitor of 4th Embodiment of this invention The expansion transmission perspective view which shows the ventilation mechanism of the mirror monitor of 4th Embodiment of this invention. Structure explanatory drawing of the mirror monitor of 5th Embodiment of this invention The perspective view which shows the arrangement | positioning state of the mirror monitor of 5th Embodiment of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Mirror monitor 2 Transflective mirror 3 Mirror housing 4 Stay member 5 Stay housing 6 Connection part 7 Liquid crystal display panel 8 Backlight light source part 9 Liquid crystal display device 11 Heat exhaust mechanism 12 Flat plate heat pipe 13 Heat pipe for connection 14 heat sink 15 vent 16 fan FG windshield

Claims (7)

A liquid crystal display panel supported by a stay member and holding a transflective mirror on one wall so that the transflective mirror can be visually recognized from the outside; a liquid crystal display panel having a display surface facing the back surface of the transflective mirror; In a mirror monitor provided with a liquid crystal display device including a backlight light source unit of a backlight that irradiates light from the back side,
A mirror monitor comprising a heat exhaust mechanism having a flat plate-like heat pipe that is attached in contact with a backlight light source unit and extends to a position separated from the backlight light source unit. . A liquid crystal display panel supported by a stay member and holding a transflective mirror on one wall so that the transflective mirror can be visually recognized from the outside; a liquid crystal display panel having a display surface facing the back surface of the transflective mirror; In a mirror monitor provided with a liquid crystal display device including a backlight light source unit that emits light from the back side,
A flat plate heat pipe attached in contact with the backlight light source unit, and a heat sink connected to the flat plate heat pipe via a connection heat pipe and spaced apart from the backlight light source unit. A mirror monitor comprising an exhaust heat mechanism.   The mirror housing and the stay housing of the stay member are connected in communication with each other, the flat plate heat pipe is disposed in the mirror housing, and the heat sink is disposed in the stay housing. The mirror monitor according to claim 2, wherein the connection heat pipe is disposed from the mirror housing to the stay housing.   The mirror housing and the stay housing of the stay member are connected in communication with each other, the flat plate heat pipe is disposed in the mirror housing, and the heat sink is disposed on the mirror monitor. 3. The mirror monitor according to claim 2, wherein the connection heat pipe is disposed from the inside of the mirror housing to the stay housing to extend over the disposed body.   The connecting portion between the mirror housing and the stay housing is formed so that the orientation angle of the semi-transmissive reflection mirror of the mirror housing can be adjusted, and the connecting heat pipe is formed with flexibility. Item 5. The mirror monitor according to Item 3 or 4.   6. The vent according to claim 1, wherein the mirror casing and / or the stay casing is formed with a vent for ensuring air circulation in a space where the heat exhaust mechanism is disposed. Mirror monitor.   The mirror monitor according to claim 6, wherein a blower mechanism that promotes air flow in the space is disposed in the space.

Images