JP2012133348A - Display device and television receiver - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a display device and a television receiver in which a frame covering a periphery of a display screen may have a small width.SOLUTION: A display device comprises a display part 1 that has a display screen 1a on a front side and is in a substantially rectangular parallelepiped shape having the display screen 1a as a front face; and a frame 2 covering a periphery of the display screen 1a. The display part 1 has a locking recess 18 on a surface opposing the frame 2, and the frame 2 has a locking projection 22 projecting backward from a surface opposing the display screen 1a to be inserted and locked into the locking recess 18. The frame 2 is deformed downward owing to its own weight with the locking projection 22 inserted into the locking recess 18, whereby combining the frame 2 with the display part 1.

Description

  The present invention relates to a display device having a display surface in a part of a display portion, and a television receiver including the display device.

  A display device called thin, such as a liquid crystal television receiver, includes a display panel that has a display surface for displaying an image on the front side and forms a substantially rectangular parallelepiped, a holding frame that holds a peripheral portion of the display panel, and the display panel A light source unit that irradiates light to the display panel, a display unit that includes a metal housing that supports the light source unit, and a frame that covers a peripheral portion of the display surface of the display unit (for example, Patent Document 1). On the back side of the frame that covers the peripheral edge of the display surface, a plurality of locking claws arranged on the outer side of the peripheral edge of the display portion are projected, and the engaging portion with which the locking claw engages is provided in the metal housing. After the light source unit and the display unit are assembled in the metal casing, the locking claw of the frame is engaged with the metal casing while the frame is covered on the peripheral edge of the display surface. The frame body is joined by locking to the part.

JP 2003-195263 A

  However, since the frame provided in the conventional display device configured as in Patent Document 1 is provided with a locking claw for coupling outside the periphery of the display unit, the size of the frame with respect to the display unit is large. In other words, the narrowing of the frame is limited, and a display device for the narrow frame has been desired. In addition, the size of the frame with respect to the display unit is increased, and as a result, the entire display device is increased in size, and the packaging box of the display device is also increased in size.

  The present invention has been made in view of such circumstances, and a main object of the present invention is to provide a display device and a television receiver capable of further narrowing a frame covering a peripheral portion of a display surface.

  The display device according to the present invention includes a display unit having a display surface in a part thereof and a frame that covers a peripheral portion of the display surface. The display unit has a locking recess on a surface facing the frame. The frame body has a locking projection that protrudes from the surface facing the display surface and is locked to the locking recess.

  In the present invention, since the engaging recess is provided on the surface of the display unit facing the frame covering the peripheral edge of the display surface, and the engaging protrusion is provided on the frame, the frame is attached to the display unit. The frame body can be made narrower, the frame body can be further miniaturized, and the display device can be further miniaturized. Further, since the entire display device with respect to the display portion can be reduced in size, the packaging box of the thin display device can be reduced in size, the packing material can be reduced, and the cost of the display device can be further reduced.

In the display device according to the present invention, the display unit includes a display panel having a display surface, and a holding frame body that holds a peripheral edge portion of the display panel and has the locking recess between the inner and outer peripheral edges thereof. Is preferable.
In this invention, the holding frame body that holds the peripheral edge portion of the display panel is provided with a locking recess, and the frame body that covers the peripheral edge portion of the display surface is coupled to the holding frame body. The bonding strength with the part can be increased.

In the display device according to the present invention, the locking recess includes a mouth portion into which the locking projection is inserted and a displacement portion for displacing the inserted locking projection in a direction along the display surface. It is preferable to have a configuration.
In this invention, after the locking projection is inserted into the mouth of the locking recess, the locking projection is displaced into the locking recess by displacing the locking projection in a direction along the display surface. Since it can be locked and the frame can be coupled, the coupling workability of the frame can be enhanced. Further, since the frame body can be removed by moving the frame body in the direction along the display surface, maintenance inspection after removing the frame body can be easily performed.

Further, in the display device according to the present invention, the display section is a substantially rectangular parallelepiped having the display surface as an elevation surface, the frame body is rectangular, and at least one side portion of the frame body is made of extruded aluminum. The one side part is provided with one of a positioning convex part for determining the position of the display part with respect to the frame and a positioning concave part corresponding to the positioning convex part, and the display part includes the positioning convex part and the positioning convex part. It is preferable that the other of the positioning recesses is provided.
In this invention, since the positioning projection and the positioning recess can be aligned and the display unit can be incorporated into the frame, the display unit can be easily assembled at an appropriate position. Moreover, the rigidity of the frame can be increased by the side portion made of aluminum, and when the side portion made of aluminum is extruded, a positioning convex portion or a positioning concave portion and a locking convex portion can be formed. In addition, it is possible to reduce the cost of the frame body having the positioning convex portion or the positioning concave portion and the locking convex portion and having high rigidity, and consequently the display device.

Further, in the display device according to the present invention, the display unit has a substantially rectangular parallelepiped shape with the display surface as an elevation surface, and the locking recesses and the locking projections are arranged at a plurality of positions separated in the circumferential direction. It is preferable that the frame body has a configuration that allows downward displacement.
In this invention, after the locking projection is inserted into the mouth of the locking recess, the frame body can be displaced downward by the weight of the frame body. It can be further enhanced. Further, since the frame body can be removed by displacing the frame body upward and pulling in the direction in which the locking convex portion comes out, maintenance inspection after removing the frame body can be easily performed.

Further, in the display device according to the present invention, it is preferable that the locking projection has a flexible structure.
According to the present invention, since the locking projection is bent and inserted into the locking recess, it can be locked to the locking recess by the elastic restoring force of the locking projection. Since the frame body can be coupled by pushing the frame body in the direction in which the stop projection is inserted into the locking recess, the workability of coupling the frame body can be further enhanced.

The television receiver according to the present invention includes the display device according to the above-described invention, which includes a reception unit that receives a television broadcast signal, and the reception unit receives the television broadcast signal and displays the television image on the display surface. It is characterized by that.
In the present invention, a television broadcast signal can be received and a television image can be displayed on the display surface.

  According to the present invention, since the engaging recess is provided on the surface of the display unit that faces the peripheral portion of the display surface and the engaging recess is provided on the frame, the frame is used as the display unit. The frame can be formed to have the same size, the frame can be made narrower, the frame can be further downsized, and the display device and the television receiver can be further downsized. Further, since the entire display device with respect to the display portion can be reduced in size, the packaging box of the thin display device can be reduced in size and the packing material can be reduced, and the costs of the display device and the television receiver can be further reduced.

  Further, according to the present invention, the positioning convex portion and the positioning concave portion can be aligned and the display portion can be easily assembled at an appropriate position in the frame body, and when the side portion made of aluminum is extruded, Since the positioning convex portion or the positioning concave portion and the locking convex portion can be formed, the cost of the frame body having the positioning convex portion or the positioning concave portion and the locking convex portion and having high rigidity can be reduced. .

It is a disassembled perspective view which shows schematic structure of a television receiver. It is a disassembled perspective view which shows schematic structure of a liquid crystal display device. It is a vertical side view which shows the structure of the display apparatus which concerns on this invention. It is a disassembled perspective view which shows the structure of the display part of the display apparatus which concerns on this invention, and a frame. It is a partial sectional view which decomposed | disassembled which shows the relationship between the display part of the display apparatus which concerns on this invention, and a frame. It is a vertical side view which shows the other structure of the display apparatus which concerns on this invention. It is a vertical side view which shows the other structure of the display apparatus which concerns on this invention. It is the vertical side view which abbreviate | omitted one part which shows the other structure of the display apparatus which concerns on this invention. It is the disassembled perspective view which abbreviate | omitted one part which shows the other structure of the display apparatus which concerns on this invention. It is a typical perspective view which shows the relationship between the positioning recessed part of the display apparatus which concerns on this invention, and a positioning convex part. It is the vertical side view which abbreviate | omitted one part which shows the other structure of the display apparatus which concerns on this invention. It is the disassembled perspective view which abbreviate | omitted one part which shows the other structure of the display apparatus which concerns on this invention. It is a typical perspective view which shows the relationship between the positioning recessed part of the display apparatus which concerns on this invention, and a positioning convex part.

  Hereinafter, the present invention will be described in detail with reference to the drawings illustrating embodiments thereof. In the description, a thin display device having a display surface on the front side and including a display unit having a substantially rectangular parallelepiped shape will be described as an example. The display device includes a liquid crystal display device including a backlight unit, and includes a reception unit that receives a television broadcast signal, and the reception unit receives the television broadcast signal and displays a television image on the display surface. Including. FIG. 1 is an exploded perspective view showing a schematic configuration of a television receiver, and FIG. 2 is an exploded perspective view showing a schematic configuration of a liquid crystal display device.

  The television receiver device includes a liquid crystal display device B, a frame C and a cover D that are accommodated so as to hold the liquid crystal display device B, a power source E, a tuner F, and a stand G. The liquid crystal display device B has a horizontally long rectangular shape (rectangular shape) as a whole, and is housed in the frame C and the cover D in a vertically placed state. As shown in FIG. 2, the liquid crystal display device B includes a liquid crystal panel H that is a display panel and a backlight unit J that is an external light source. The liquid crystal panel H and the backlight unit J are frame-shaped bezels and the like. Are integrally held by the holding frames K and L to constitute a panel module (display unit).

Embodiment 1
3 is a longitudinal side view showing the configuration of the display device according to the present invention, FIG. 4 is an exploded perspective view showing the configuration of the display unit and the frame, and FIG. 5 is a part of the exploded view showing the relationship between the display unit and the frame. It is sectional drawing.

  This display device has a display surface 1a for displaying a television image on the front side, a display unit 1 that forms a substantially rectangular parallelepiped, a frame body 2 that covers the periphery of the display surface 1a, and a cover 3 that covers the rear side of the display unit 1. Is a thin television receiver in which the frame 2 and the cover 3 are coupled to the peripheral edge of the display unit 1.

  The display unit 1 includes a liquid crystal display panel 11 having a substantially rectangular parallelepiped shape with polarizing plates bonded to the front surface and the rear surface, holding frames 12 and 13 for holding the peripheral edge of the display panel 11 in the front and rear, and the display panel 11. A light guide plate 14 which is arranged on the rear side and emits light incident from the side surface to emit light from one side and irradiates the display panel 11, and a plurality of light emitting elements (not shown) as light sources facing the side surface of the light guide plate 14. ), A plurality of optical sheets 15 disposed between the light guide plate 14 and the display panel 11, a support 16 that supports the light guide plate 14, the holding frame bodies 12, 13, and the like, A plurality of circuit boards such as a power circuit board mounted on the side, and holding frame bodies 12 and 13 are held on the peripheral edge portion of the support body 16 to form a panel module.

  The front holding frame 12 disposed on the front side of the display panel 11 extends rearward from the rectangular annular plate portion 12a facing the front surface of the peripheral portion of the display panel 11 and the outer peripheral edge of the annular plate portion 12a. It is made of a metal plate having a rectangular tube portion 12b that covers the periphery of the support 16 and is molded. On the upper side and both sides of the ring plate portion 12a, a plurality of holes 12c penetrating in the front-rear direction are formed between the inner peripheral edge and the outer peripheral edge so as to be spaced apart in the circumferential direction. The hole 12c on the upper side has a rectangular shape that is long in the lateral direction, and the hole 12c on both sides has a rectangular shape that is long in the vertical direction. A belt-like elastic body 17 that elastically receives the peripheral edge of the display panel 11 is attached to the rear surface on the inner edge side of the ring plate portion 12a.

  The rear holding frame 13 disposed on the rear side of the display panel 11 has a rectangular plate shape facing the rear surface of the peripheral edge of the display panel 11 and the ring plate portion 12a, and is formed of a synthetic resin material. Yes. On the front surface of the holding frame 13, an inner rib 13 a that protrudes forward from the inner peripheral edge, an outer rib 13 b that protrudes forward from the outer peripheral edge, an inner rib 13 a, and an outer rib 13 b from outside the peripheral edge of the display panel 11. Two intermediate ribs 13c and 13d projecting forward are provided integrally.

  The inner rib 13a is low and faces the rear surface of the display panel 11, and the outer rib 13b and the intermediate ribs 13c and 13d are high and are in contact with the rear surface of the ring plate portion 12a. The inner rib 13a, the outer rib 13b, and the intermediate ribs 13c and 13d are long ridges in the circumferential direction. The hole 12c is opened in the recess 13e between the two intermediate ribs 13c and 13d, and faces the hole 12c of the recess 13e. The portion and the hole 12 c constitute the locking recess 18. The hole 12c of the locking concave portion 18 is a mouth portion into which a locking convex portion, which will be described later, is inserted, and the recess 13e is displaced in a direction along the display surface 1a, in other words, below the locking convex portion inserted into the mouth portion. It is a displacement part for displacing.

  A belt-like elastic body 19 that elastically receives the peripheral edge of the display panel 11 is attached to the recess between the inner rib 13a and the one intermediate rib 13c.

  The support 16 is formed into a plate shape by forming a metal plate into a substantially rectangular shape, and the circuit board is mounted on the rear surface of the center side. A plurality of conical pedestals 16a project from a peripheral portion of the support 16 at a plurality of positions separated in the circumferential direction, and the male screws 4 are screwed into mounting holes 16b provided in the center of the pedestal 16a. The peripheral side of the cover 3 is attached.

  The frame body 2 is a synthetic resin having a rectangular plate shape that opposes the peripheral edge portion of the display surface 1a, covers the peripheral edge portion, extends rearward from the outer peripheral edge, and covers the peripheral edge of the display portion 1. Made and molded. A plurality of locking projections 22 protruding rearward from between the inner and outer peripheral edges are integrally provided at a location facing the hole 12c on the rear surface of the frame body 2 so as to be separated in the circumferential direction. Further, annular ribs 23 and 21a for dust prevention are provided on the inner peripheral portion of the frame body 2 and the tip portion of the rectangular tube portion 21, and a belt-like elastic body 24 is attached to the inside of the rib 21a of the rectangular tube portion 21. It has been.

  The locking projection 22 has a base portion 22a that is thinner than the vertical dimension of the hole 12c and a claw portion 22b that bends downward from the tip of the base portion 22a, and can be inserted into the locking recess 18 from the front of the display unit 1. After being formed into a size and inserted into the locking recess 18, the locking projection 22 is displaced downward by the weight of the frame body 2, and the frame body 2 itself is displaced downward. Moreover, the latching convex part 22 is provided so that the nail | claw part 22b may face downward on the upper side of the frame 2, and both sides.

  The cover 3 has a shallow dish shape whose center side is recessed rearward, and a hole 31 corresponding to the mounting hole 16b is formed on the peripheral side, and the cover 3 is formed by the male screw 4 screwed into the hole 31 and the mounting hole 16b. Is coupled to the support 16 of the display unit 1. The periphery of the cover 3 is configured to be dust-proof so as to face the rib 21a of the square tube portion 21 in the front-rear direction, but may alternatively be abutted against the edge of the square tube portion 21.

  In the assembly of the display device configured as described above, the frame body 2 is addressed from the front of the display unit 1 to the peripheral portion of the display unit 1 arranged with the display surface 1a as an upright surface by a stand or the like. A locking projection 22 protruding from the frame 2 is inserted into the locking recess 18 of the display unit 1. In this inserted state, the frame body 2 is displaced downward by its own weight, the locking projection 22 is locked to the locking recess 18, and the frame 2 is coupled to the display unit 1.

  The cover 3 is directed to the support 16 from the rear side of the vertical display unit 1 to which the frame body 2 is coupled, and the male 31 extends from the hole 31 formed on the peripheral side of the cover 3 to the mounting hole 16b of the support 16. The screw 4 is screwed, and the cover 3 is fixed to the display unit 1 by the male screw 4.

  In the frame body 2 coupled to the front side of the display unit 1, a locking projection 22 projecting between the inner and outer peripheral edges is established between the inner and outer peripheral edges of the holding frame body 12 that holds the peripheral edge of the display unit 1. Since it is inserted and locked in the locking recess 18, the frame 2 covering the peripheral edge of the display surface 1 a can be narrowed, and a display device with a narrow frame can be formed.

  In addition, since there are locking projections 22 on the upper side and both sides of the rectangular frame 2, and the three sides of the frame 2 can be coupled to the display unit 1, the coupling strength of the frame 2 is increased. Can be increased.

Embodiment 2
FIG. 6 is a longitudinal side view showing another configuration of the display device according to the present invention. In this display device, the locking projections 22 projecting between the inner and outer peripheral edges of the frame body 2 are flexible locking claws, and the locking claws bend when inserted into the locking recesses 18. The latching claw is configured to be latched to the latching recess 18 by elastic restoration.

The locking claws are on the upper side and both sides of the frame 2, and the locking recess 18 is on the upper side and both sides of the holding frame 12, and the three sides of the frame 2 are coupled to the display unit 1. be able to. Further, since the frame body 2 can be coupled in a non-displaced state after the locking claw is inserted into the locking recess 18, the play of the frame body 2 can be eliminated.
Since other configurations and operations are the same as those of the first embodiment, the same components are denoted by the same reference numerals, and detailed description thereof and description of operations and effects are omitted.

Embodiment 3
FIG. 7 is a vertical side view showing another configuration of the display device. This display device has locking projections 22 on the four sides of the substantially rectangular frame 2, the locking recesses 18 are on the four sides of the holding frame 13, and the four sides of the frame 2 are connected to the display 1. It is configured so that they can be combined.

  The frame 2 having the rectangular tube portion 21 has an upper side 2a and both side sides, and is divided into an upper arch 2a having a substantially arch shape and a lower side 2b having a lower side, and the upper side 2a. A plurality of locking projections 22 are provided separately on the upper side and both sides so that the claw portions 22b face downward, and the lower body 2b has a plurality of claw portions 22b facing upward. The locking projections 22 are provided apart from each other. Moreover, a cylinder piece is provided in the outer edge part on the upper side and both sides of the upper split body 2a, and a cylindrical piece is provided in the outer edge part of the lower split body 2b, both of which intersect with the longitudinal direction. The cross section of is substantially L-shaped.

  Engaging convex portions are provided at one end of each of the upper split body 2a and the lower splitting portion 2b, and engaging concave portions capable of engaging with the engaging convex portions are provided at the other end portions, The upper and lower bodies 2a and 2b can be coupled by engaging the engaging recess with the engaging protrusion.

  The locking recesses 18 provided on the upper side and both side sides of the holding frame 13 are formed so as to be able to displace the locking projections 22 inserted into the holes 12 c downward, and on the lower side of the holding frame 13. The provided locking recess 18 is formed so that the locking projection 22 inserted into the hole 12c can be displaced upward.

When the display device is assembled, the upper part 2a is directed from the front of the display unit 1 to the peripheral part of the display unit 1 arranged with the display surface 1a as an elevation surface, and is projected from the upper part 2a. The locking projection 22 is inserted into the locking recess 18 of the display unit 1, and in this inserted state, the upper split body 2 a is displaced downward by its own weight, and the locking projection 22 is engaged. The upper body 2 a is coupled to the display unit 1 by being locked by the retaining recess 18. Further, the lower part 2b is addressed to the lower side of the peripheral part of the display part 1 from the front of the display part 1, and the locking convex part 22 protruding from the lower part 2b is provided on the display part 1. In this inserted state, the lower body 2b is moved upward, the locking protrusion 22 is locked to the locking recess 18, and the lower body 2b is coupled to the display section 1. Is done. Further, the upper split body 2a and the lower split body 2b are coupled to each other at the engaging convex portion and the engaging concave portion. Thus, the four side portions of the frame body 2 can be coupled to the display unit 1 without forming the rectangular tube portion 21 of the frame body 2 in a large size, and the coupling strength of the frame body 2 can be increased and the width can be reduced. A frame display device can be formed. In addition, you may comprise the upper part 2a and the lower part 2b so that the said engagement convex part and an engagement recessed part may be eliminated, and it may be fixed to the peripheral part of the cover 3 with a male screw etc. FIG.
Since other configurations and operations are the same as those of the first embodiment, the same components are denoted by the same reference numerals, and detailed description thereof and description of operations and effects are omitted.

Embodiment 4
8 is a partially cutaway side view showing another configuration of the display device according to the present invention, FIG. 9 is an exploded perspective view showing a part of the other configuration of the display device, and FIG. It is a typical perspective view which shows the relationship with a positioning convex part. In this display device, the upper side portion 2a, the lower side portion, and the two side portions of the rectangular frame 2 are made of extruded aluminum, and the ends of two adjacent side portions are connected to each other by a connecting body. Then, a positioning recess 5 for determining the position of the display unit 1 with respect to the frame 2 is provided in the upper side portion 2a and the lower side portion, and the positioning projection 6 corresponding to the positioning recess 5 is provided in the holding frame 12 of the display unit 1. It is provided.

  The display unit 1 has a substantially rectangular parallelepiped shape, includes a display panel 11 and holding frame bodies 12 and 13, and forms a panel module. The upper side 12d of the annular plate portion 12a of the holding frame 12 is provided with a hole 12c that penetrates forward and backward and forms the mouth of the locking recess 18, and a positioning projection 6 that protrudes forward and is long in the lateral direction. ing. On the lower side of the annular plate portion 12a, a positioning convex portion 6 that protrudes forward and is long in the lateral direction is provided. The hole 12c is opened on the inner peripheral edge side of the ring plate portion 12a, and the positioning convex portion 6 protrudes on the outer peripheral edge side of the ring plate portion 12a. On the outer peripheral edge side on the upper side 12d and the lower side of the annular plate portion 12a, a protruding strip portion 6a wider than the positioning protruding portion 6 is integrally provided, and the positioning protruding portion 6 is integrally provided on the protruding strip portion 6a. It has been.

  The frame 2 has an upper side portion 2a and a lower side portion facing each other in the vertical direction and having a substantially L-shaped cross section, and two side portions facing each other in the lateral direction and having a substantially L-shaped cross section. Is opposed to the annular plate portion 12 a of the holding frame 12. The upper side portion 2 a is provided with a locking projection 22 that protrudes rearward and corresponds to the locking recess 18, and a positioning recess 5 that is recessed forward and long in the lateral direction. The lower side portion is provided with a positioning recess 5 that is recessed forward and is long in the lateral direction. The locking projection 22 is provided on the inner edge side of the upper side portion 2a, and the positioning recess 5 is provided on the outer edge side of the upper side portion 2a and the lower side portion. The positioning concave portion 5 is formed wider than the positioning convex portion 6 by an amount by which the locking convex portion 22 is displaced downward in the locking concave portion 18 so that the position in the upward direction and the lateral direction can be determined. It is configured.

  When the display device is assembled, the frame 2 is addressed from the front of the display unit 1 to the peripheral portion of the display unit 1 arranged with the display surface 1a as an elevation surface. At this time, the upper side portion 2a and the lower side portion of the frame 2 have horizontally long positioning concave portions 5, and the positioning convex portions corresponding to the positioning concave portions 5 on the upper side 12d and the lower side of the holding frame 12 in the display unit 1. 6, the frame body 2 and the display unit 1 can be aligned at appropriate positions by fitting the positioning concave portion 5 and the positioning convex portion 6 together. Further, the upper side 2a of the frame 2 has a locking projection 22, and the upper side 12d of the holding frame 12 in the display unit 1 has a locking recess 18 corresponding to the locking projection 22. When the concave portion 5 and the positioning convex portion 6 are fitted together, the locking convex portion 22 is inserted into the locking concave portion 18. At this time, since the positioning concave portion 5 is formed wider than the positioning convex portion 6 by an amount by which the locking convex portion 22 is displaced downward in the locking concave portion 18, the locking convex portion 22 is formed into the locking concave portion. The frame 2 is displaced downward by its own weight while being inserted into the frame 18, the locking projection 22 is locked into the locking recess 18, and the frame 2 is coupled to the display unit 1. At the same time, the positioning concave portion 5 and the positioning convex portion 6 are engaged with each other and accurately positioned.

By fitting the positioning concave portion 5 provided in the frame body 2 and the positioning convex portion 6 provided integrally with the holding frame body 12 as described above, the frame body 2 and the display unit 1 are placed in proper positions. Therefore, it is possible to easily incorporate the display unit 1 into an appropriate position without providing a separate positioning member on the frame body 2 and to perform the positioning operation. 22 can be inserted into the locking recess 18, and the frame 2 can be coupled to the display unit 1. Therefore, the assembly workability of the display device can be improved, and the cost of the display device can be reduced. Further, since the frame body 2 is made of extruded aluminum, the rigidity of the frame body 2 can be increased, and the positioning recess 5 is formed when the side portion of the frame body 2 having high rigidity is extruded. Therefore, it is not necessary to further process the positioning recess 5, and it is not necessary to provide a separate positioning body on the frame 2, so that the cost of the frame 2 having the positioning recess 5 and thus the display device can be further increased. Can be reduced.
Since other configurations and operations are the same as those of the first embodiment, the same components are denoted by the same reference numerals, and detailed description thereof and description of operations and effects are omitted.

Embodiment 5
FIG. 11 is a vertical side view with a part omitted showing another configuration of the display device according to the present invention, FIG. 12 is an exploded perspective view with a part omitted showing another configuration of the display device, and FIG. It is a typical perspective view which shows the relationship with a positioning convex part. This display device has basically the same configuration as that of the fourth embodiment, and the positioning recess 5 is provided in the holding frame 12 of the display unit 1, and the positioning projection 6 corresponding to the positioning recess 5 is provided integrally in the frame 2. It is a thing.

  On the upper side 12d of the ring plate portion 12a of the holding frame 12, a hole 12c that penetrates forward and backward and forms the mouth of the locking recess 18 and a positioning recess 5 that is recessed rearward and laterally long are provided. . On the lower side of the ring plate 12a, a positioning recess 5 that is recessed backward and is long in the lateral direction is provided. The hole 12c is formed on the inner peripheral edge side of the ring plate portion 12a, and the positioning recess 5 is provided on the outer peripheral edge side of the ring plate portion 12a. The positioning concave portion 5 is formed wider than the positioning convex portion 6 by an amount by which the locking convex portion 22 is displaced downward in the locking concave portion 18 so that the position in the vertical direction and the horizontal direction can be determined. It is configured.

  The upper side portion 2a of the frame 2 having four side portions made of extruded aluminum protrudes rearward, and has a locking convex portion 22 corresponding to the locking concave portion 18, and protrudes rearward and has a long lateral positioning projection. The part 6 is provided integrally. The lower side portion is provided with a positioning projection 6 that protrudes rearward and is long in the lateral direction. The locking convex part 22 is provided on the inner edge side of the upper side part 2a, and the positioning convex part 6 is provided on the outer edge side of the upper side part 2a and the lower side part.

  When the display device is assembled, the frame 2 is addressed from the front of the display unit 1 to the peripheral portion of the display unit 1 arranged with the display surface 1a as an elevation surface. At this time, there are horizontally long positioning projections 6 on the upper side 2a and the lower side of the frame 2, and positioning corresponding to the positioning projections 6 on the upper side 12d and the lower side of the holding frame 12 in the display unit 1. Since there is the recess 5, the frame body 2 and the display unit 1 can be aligned at appropriate positions by fitting the positioning protrusion 6 and the positioning recess 5 together. Further, the upper side 2a of the frame 2 has a locking projection 22, and the upper side 12d of the holding frame 12 in the display unit 1 has a locking recess 18 corresponding to the locking projection 22. When the convex portion 6 and the positioning concave portion 5 are fitted together, the locking convex portion 22 is inserted into the locking concave portion 18. At this time, since the positioning concave portion 5 is formed wider than the positioning convex portion 6 by an amount by which the locking convex portion 22 is displaced downward in the locking concave portion 18, the locking convex portion 22 is formed into the locking concave portion. The frame 2 is displaced downward by its own weight while being inserted into the frame 18, the locking projection 22 is locked into the locking recess 18, and the frame 2 is coupled to the display unit 1. At the same time, the positioning concave portion 5 and the positioning convex portion 6 are engaged with each other and accurately positioned.

By fitting the positioning convex portion 6 provided integrally with the frame body 2 and the positioning concave portion 5 provided on the holding frame body 12 as described above, the frame body 2 and the display unit 1 are placed in proper positions. Therefore, it is possible to easily incorporate the display unit 1 into an appropriate position without providing a separate positioning member on the frame body 2 and to perform the positioning operation. 22 can be inserted into the locking recess 18, and the frame 2 can be coupled to the display unit 1. Therefore, the assembly workability of the display device can be improved, and the cost of the display device can be reduced. Further, since the frame body 2 is made of extruded aluminum, the rigidity of the frame body 2 can be increased, and when the side portion of the frame body 2 having high rigidity is extruded, the positioning projections 6 and Since the projecting element body of the latching convex part 6 is formed and the latching convex part 22 is formed by cutting out the intermediate part in the longitudinal direction of the projecting element body, it is necessary to further process the positioning convex part 6. In addition, there is no need to provide a separate positioning body on the frame 2, and the frame 2 having the positioning convex portion 6 and the locking convex portion 22 can be obtained simply by cutting the convex strip body. The cost of the apparatus can be further reduced.
Since other configurations and operations are the same as those of the first and fourth embodiments, the same components are denoted by the same reference numerals, and detailed description thereof and description of the operations and effects are omitted.

  In the above-described embodiment, the display unit 1 is provided with the direct backlight unit disposed behind the display panel 11. However, the edge light backlight is disposed behind the display panel 11. It is good also as a structure provided with the display part 1 which has arrange | positioned the light part, and the structure of the display part 1 is not restrict | limited in particular.

  Moreover, in embodiment described above, it was set as the structure by which the latching convex part 22 was provided in the three sides or four sides of the frame 2 which makes a substantially rectangular shape, However, the latching convex part 22 is the frame. It is good also as a structure provided in the 2 sides of 2 or at least the upper side.

  In the embodiment described above, the frame 2 having the rectangular tube portion 21 covering the periphery of the display unit 1 is provided. However, the frame 2 does not have the rectangular tube portion 21 and the display surface 1a. The plate shape which covers the peripheral part of may be sufficient. In this case, the periphery of the display 3 is covered with the periphery of the cover 3, and the periphery of the cover 3 is configured to face the rear surface of the periphery of the frame 2.

  In the embodiment described above, the display unit 1 is a display device (and a television receiver) having the liquid crystal display panel 11, but the display unit (and the television set) having the display unit 1 having a plasma display panel is also available. Image receiving device), and the configuration of the display device (and television receiving device) is not particularly limited.

  In the embodiment described above, the positioning concave portion 5 or the positioning convex portion 6 is provided on the upper side portion 2 a and the lower side portion of the frame body 2 and on the upper side 12 d and the lower side side of the holding frame body 12 in the display unit 1. In addition, the positioning concave portion 5 and the positioning convex portion 6 may be provided on the upper side portion 2a and both side portions of the frame 2, and the upper side 12d and both sides of the holding frame 12, or the frame body. 2 may be provided on both sides and on both sides of the holding frame 12, or may be provided on four sides, at least on one side. Is not particularly limited. In addition, the positioning recessed part 5 and the positioning convex part 6 in the case of providing in the adjacent edge | side side may be the form which continues in one, and the form separated in the longitudinal direction may be sufficient as it. Further, the positioning recess 5 and the positioning projection 6 provided on the side side are elongated in the vertical direction, and the positioning recess 5 is only displaced by the amount by which the locking projection 22 is displaced downward in the locking recess 18. It is formed so as to have a length longer than that of the positioning convex portion 6, and is configured to be able to determine the position in the vertical direction and the horizontal direction.

  In the embodiment described above, the positioning concave portion 5 and the positioning convex portion 6 that are long in the horizontal direction or the vertical direction are used. However, the positioning concave portion 5 and the positioning convex portion 6 are long hole shape, round hole shape, cross section. May be an oval column shape or a round column shape, and may be provided at one location, or at multiple locations separated in the longitudinal direction of the side. The shape and the number of the parts 6 are not particularly limited.

  Moreover, although Embodiment 4 and 5 demonstrated above were set as the structure which has the latching convex part 22 and the latching recessed part 18, and the positioning recessed part 5 and the positioning convex part 6, in addition, the latching convex part 22 and engagement It is good also as a structure which does not have the stop recessed part 18 but has the positioning recessed part 5 and the positioning convex part 6. FIG. Even in this case, it is not necessary to provide a positioning body on the frame body 2, the positioning projection 6 and the positioning recess 5 can be aligned, and the display section 1 can be incorporated into the frame body 2. Can be easily incorporated into Further, instead of the locking projection 22 and the locking recess 18, for example, a locking piece that is locked to any of the rear surface peripheral portion of the holding frame 12, the rear surface peripheral portion of the support 16, and the peripheral portion of the cover 3. Is provided on the frame 2.

  Further, Embodiments 1 to 5 according to the present invention may be configured by combining a plurality of embodiments of Embodiments 1 to 5.

DESCRIPTION OF SYMBOLS 1 Display part 1a Display surface 12 Holding frame 18 Locking recessed part 12c Hole (mouth part)
13e Concavity (deviation)
2 Frame 2a Upper side part (one side part)
22 Locking convex part 5 Positioning concave part 6 Positioning convex part

Claims (7)

  In the display device including a display unit having a display surface in part and a frame body that covers a peripheral portion of the display surface, the display unit has a locking recess on a surface facing the frame body, A display device comprising: a locking projection protruding from a surface facing the display surface and locked to the locking recess.   The display device according to claim 1, wherein the display unit includes a display panel having a display surface, and a holding frame body that holds a peripheral portion of the display panel and has the locking recess between the inner and outer peripheral edges thereof.   The display device according to claim 1, wherein the locking concave portion includes a mouth portion into which the locking convex portion is inserted and a displacement portion for displacing the inserted locking convex portion in a direction along the display surface. .   The display unit is a substantially rectangular parallelepiped having the display surface as an elevation surface, the frame body is rectangular, and at least one side portion of the frame body is made of extruded aluminum, and the display portion is formed on the one side portion. A positioning convex part for determining the position of the part with respect to the frame body and one of a positioning concave part corresponding to the positioning convex part are provided, and the display part is provided with the other of the positioning convex part and the positioning concave part. The display device according to any one of 1 to 3.   The display unit is a substantially rectangular parallelepiped having the display surface as an elevation surface, the locking recesses and the locking projections are arranged at a plurality of positions separated in the circumferential direction, and the frame body is displaced downward. 4. The display device according to claim 3, wherein the display device is possible.   The display device according to claim 1, wherein the locking projection has flexibility.   7. A display unit according to claim 1, further comprising a receiving unit that receives a television broadcast signal, wherein the receiving unit receives the television broadcast signal and displays a television image on the display surface. A television receiver.

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