JP3696180B2 - Component mounting device and TV stand - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a component mounting device and a television stand, and more particularly, to a component mounting device and a television stand using the component mounting device when an article such as a television is attached to an attached member such as a television stand using a fixture. About.
[0002]
[Prior art]
A liquid crystal television using a liquid crystal display panel as a display device has become widespread. Since LCD TVs are relatively light and thin, they are detachably fixed to a TV stand or the like. However, if the shape of the LCD TV and the bowl become larger, the weight will increase and the TV stand In order to securely fix to, etc., the fixing device becomes large and the fixing work is not easy.
There are conventional examples of attachment devices for fixing a television to a television stand or the like.
[0003]
FIG. 6 is a perspective view showing a general attachment device for attaching the liquid crystal television to the television stand together with the liquid crystal television main body.
The TV stand A includes a stand base B, a TV fixing part C, and a hinge part D. The TV fixing part C is attached to the stand base B by the hinge part D so that the angle can be adjusted. The TV main body E is fixed to the TV fixing portion C of the TV stand A with four mounting screws F.
[0004]
In addition, a “small television stand” disclosed in Japanese Patent Application Laid-Open No. 6-334943 fixes a locking member having a locking collar portion to a mounting base attached to a stand body, and an outer peripheral surface of the locking member. A female screw provided on the inner surface of the through hole of the rotating member is screwed to the male screw to attach the rotating member to the locking member, and an operation lever is protruded laterally on the outer peripheral surface of the rotating member to engage the liquid crystal television. When the engaging portion of the liquid crystal television is moved upward while rotating the rotating member by operating the operation lever, the engaging portion of the liquid crystal television is pressed against and fixed to the engaging hook portion. At this time, since the female screw of the rotating member and the male screw of the locking member are formed by double threads, the liquid crystal television can be securely fixed with a small amount of rotation of the rotating member, and a force is applied when operating the operating lever. Provided is a small television stand with good operability, which is easy to put in and can be strongly tightened so that force can be easily applied during operation and the liquid crystal television can be securely fixed with a small amount of rotation.
[0005]
In addition, the “TV stand” disclosed in Japanese Patent Laid-Open No. 10-13767 is provided with a TV mounting stay at the upper part of the hollow shaft, a leg at the lower part of the hollow shaft, and a TV attached to the TV mounting stay. This is a TV stand that can be fixed on the floor so that the TV can stand on its own by a leg and a hollow shaft. The TV can be fixed, placed on the floor, and moved easily according to the viewer. A TV stand is provided.
[0006]
[Problems to be solved by the invention]
As a general attachment device for attaching a liquid crystal television to a television stand, as shown in FIG. 6 or Japanese Patent Application Laid-Open No. 10-13767, it can be fixed with a plurality of screws according to the size and weight of the attachment device. Done.
However, the method of fixing the TV main body with a plurality of screws has a problem that the work of attaching and detaching the TV main body to and from a fixing part such as a stand is complicated, and a tool is required for the attachment.
[0007]
The small-sized TV stand disclosed in Japanese Patent Laid-Open No. 6-334943 can easily attach the liquid crystal TV to the TV stand by tightening a screw and a nut at one place. However, it is necessary to use high-strength parts, and to prevent rotation after mounting, etc., it is necessary to fit multiple concaves and convexes and screw fixing supplements. There is a problem that it cannot be held by tightening.
[0008]
The present invention has been made in view of the above situation. When an article such as a television is attached to a fixed member such as a stand by tightening a fixture, it is surely and easily performed manually without using a tool. An object of the present invention is to provide a component mounting device that can be mounted and a television stand using the component mounting device.
[0011]
[Means for Solving the Problems]
The present invention provides means for solving the above-mentioned problems. The first technical means includes a plurality of mounting screws having pinions, a plurality of gears for driving the plurality of pinions, with the idle gear, the gear drives the plurality of pinions through a plurality of idle gears, threaded portion of the plurality of mounting screws that are biased so as to protrude to the fixed rail outside the extrusion spring It is characterized by that.
[0012]
According to a second technical means, in the component mounting device according to the first technical means, the gear is formed with a circular notch-shaped knob mounting portion for mounting a knob for rotating the gear at a central portion thereof. The knob is attached to the part.
[0014]
The third technical means is a television stand using the component mounting device of the first or second technical means.
[0015]
DETAILED DESCRIPTION OF THE INVENTION
Embodiments of the present invention will be described below based on the examples shown in FIGS.
FIG. 1 is a perspective view showing a component mounting apparatus according to an embodiment of the present invention, in which the component mounting apparatus is applied to a television stand. For convenience of explanation, FIG. 1 shows a state in which the cover that covers the TV fixing portion C is removed.
The TV stand A includes a stand base B, a TV fixing part C, and a hinge part D. The TV fixing part C is attached to the stand base B by the hinge part D so that the angle can be adjusted.
[0016]
FIG. 2 is an exploded perspective view showing an embodiment of the television fixing unit.
As shown in FIGS. 1 and 2, the TV fixing portion C is composed of a fixing portion housing 10 that is rotatably supported by a hinge base D with respect to the stand base portion B, and is substantially at the center inside the fixing portion housing 10. The gear 20 is supported, the tooth profile 21 is formed in the outer periphery of the gear 20, and the four idle gears 30 provided around the gear 20 are engaged with each other. Further, adjacent to each of the four idle gears 30, there are provided four attachment screws 40 each having a pinion 41 meshing with the idle gear 30 at one end and a male screw 42 formed at the other end. Each pinion 41 meshes with four idle gears 30. The mounting screw 40 is urged by the push spring 50 so that the male screw 42 protrudes outside the fixed portion housing 10.
An opening of the fixed housing 10 in which the gear 20, the four idle gears 30, the four attachment screws 40 and the like are accommodated is covered with a cover 60.
[0017]
Hereinafter, the configuration of each component will be described.
The TV fixing part C constituting the main part of the TV stand A is composed of a fixing part housing 10, a gear mounting shaft hole 11 for attaching the gear 20 is formed in the substantially central part inside, and an idle gear 30 meshing with the gear 20 is provided. An idle gear attachment shaft hole 12 to be attached is formed. Further, spring holding recesses 13 that hold the pushing springs 50 for pushing the male screws 42 of the attaching screws 40 toward the outside of the housing are formed at the same four locations as the attaching screws 40, respectively. Furthermore, the convex part 14 with a hole which screws the cover fixing screw 63 which attaches the cover 60 for concealing an opening part is provided in four places.
The gear 20 is formed with a tooth profile 21 around it, and is provided with a knob mounting portion 22 having a circular cutout section for mounting a knob 70 for rotating the gear 20 at the center, and a knob mounting screw hole for fixing the knob 70. 23.
[0018]
The idle gear 30 has a tooth portion 31 formed around it, and has a shaft portion 32 that fits into the idle gear mounting shaft hole 12 of the fixed portion housing 10.
The mounting screw 40 has a pinion 41 formed with a tooth shape meshing with the idle gear 30 at one end, a male screw 42 is formed at the opposite end, and the male screw 42 is a female screw 83 formed in the TV body E. A right-hand thread long enough to be screwed together.
The push-out spring 50 is interposed between the spring holding recess 13 of the fixed part housing 10 and the head of the attachment screw 40 on the pinion side, and always pushes the attachment screw 40 toward the TV main body.
[0019]
The cover 60 conceals the opening of the fixing unit housing 10, and supports the mounting screw 40 and the pushing spring 50 around the shaft hole 61 through the shaft hole 61 that passes through the shaft part of the mounting screw 40 on the male screw 42 side. A mounting hole 64 for attaching the cover fixing screw 63, and a positioning convex portion 65 for positioning with the television main body.
The knob 70 has a partially cut-out circular mounting recess 72 that fits with the knob mounting portion 22 of the gear 20 on the shaft portion 71, and has a shape that prevents a hand from slipping when the knob 70 is manually rotated. Have.
[0020]
A method of attaching the TV main body E to the TV stand A will be described.
FIG. 3 is a diagram showing the relationship between the television main body E and the television stand A, and is a perspective view showing a state before attachment as viewed from the back side of the television main body E.
4A and 4B are diagrams illustrating a state where the TV main body E is attached to the TV stand A, FIG. 4A is a front view, and FIG. 4B is a cross-sectional view taken along line AA in FIG.
The positioning convex portion 65 formed on the cover 60 is fitted into the positioning concave portion 82 formed on the rear panel 81 of the television main body E, and the mounting position of the television main body E and the television stand A is determined.
In this state, when the knob 70 is rotated in the direction of arrow A in FIG. 4, the knob 70 rotates the directly connected gear 20 in the direction of arrow A.
Since the four idle gears 30 are engaged with the gear 20, the four idle gears 30 simultaneously rotate in the direction of the arrow C with the same torque, and the pinions 41 of the attachment screws 40 engaged with each of the gears 20 are moved together with the male screws 42. Rotate in direction d.
As the four mounting screws 40 rotate in the direction of arrow D, the male screws 42 are simultaneously screwed into the four main body female screws 83 formed on the rear panel 81 of the TV main body E, so that the TV main body E becomes the TV. It is attached to the stand A. In this case, the idle gear 30 has a function of transmitting the rotation in the same direction as the rotational movement direction of the knob 70 to the mounting screw 40.
[0021]
Next, a method for removing the television body E from the television stand A will be described.
5A and 5B are diagrams illustrating a state where the television main body E is detached from the television stand A, FIG. 5A is a front view, and FIG. 5B is a cross-sectional view taken along line AA in FIG.
In the state where the TV main body E is attached to the TV stand A, the gear 20 directly connected to the knob 70 is rotated in the direction indicated by the arrow A in FIG. 5B by rotating the knob 70 in the direction indicated by the arrow A in FIG. Rotate to.
Since the four idle gears 30 are engaged with the gear 20, the four idle gears 30 are simultaneously rotated in the direction of the arrow C with the same torque, and the pinion 42 of the attachment screw 40 engaged with each other together with the male screw 41. Rotate in the direction of arrow d.
The male screw 42 of the mounting screw 40 is detached from the main body female screw 83 of the TV main body E and is removed from the TV stand A by the rotation of the mounting screw 40 in the direction of arrow D.
[0022]
In the above embodiment, an example in which four screws formed with right-hand screws are used as the mounting screws 40 has been described. However, the number of mounting screws 40 is not limited to four, depending on the size and weight of the mounting screws. The number can be appropriately set.
In addition, a pinion 41 is formed on each mounting screw 40, and the mounting screw 40 is manually driven using the knob 70 by the gear mechanism via the gear 20 and the idle gear 30, but the driving mechanism is limited to the gear mechanism. Instead of this, a sprocket may be formed instead of the pinion or gear formed on the mounting screw, and the structure may be driven using a chain or a toothed belt.
Further, the stand is not limited to the television stand, and what can be attached is not limited to the television, and can be used as an attachment device for all articles such as furniture and decorations.
[0023]
【The invention's effect】
As is clear from the above description, the present invention has the following effects.
The component mounting apparatus such as a television stand of the present invention is configured to transmit a rotational motion to a plurality of mounting screws at the same time by manually driving a knob, and each mounting screw transmits a product such as a television with equal torque. It can be attached to a body to be attached.
In addition, stable fixing of various products to a stand or the like can be easily realized without using a tool for attachment work and removal work.
[Brief description of the drawings]
FIG. 1 is a perspective view showing a component mounting apparatus according to an embodiment of the present invention.
FIG. 2 is an exploded perspective view showing a television fixing unit.
FIG. 3 is a perspective view showing the relationship between the TV main body and the TV stand, as viewed from the back side of the TV main body, before attachment.
4A and 4B are diagrams illustrating a state where the television main body is attached to a television stand, in which FIG. 4A is a front view and FIG. 4B is a cross-sectional view taken along line AA in FIG.
FIGS. 5A and 5B are diagrams illustrating a state where a television main body is removed from a television stand, in which FIG. 5A is a front view and FIG. 5B is a cross-sectional view taken along line AA in FIG.
FIG. 6 is a perspective view showing a general attachment device for attaching a liquid crystal television to a television stand.
[Explanation of symbols]
A ... TV stand, B ... Stand base, C ... TV fixing part, D ... Hinge part, E ... TV body, 10 ... Fixing part housing, 11 ... Gear mounting shaft hole, 12 ... Idle gear mounting shaft hole, 13 ... Spring holding recess, 14 ... convex with hole, 20 ... gear, 21 ... tooth profile, 22 ... knob mounting portion, 23 ... screw mounting screw hole, 30 ... idle gear, 31 ... tooth profile, 32 ... shaft, 40 ... mounting Screws, 41 ... pinion, 42 ... male screw, 50 ... extrusion spring, 60 ... cover, 61 ... shaft hole, 62 ... rib, 63 ... cover fixing screw, 64 ... mounting hole, 65 ... positioning projection, 66 ... cover fixing Screw hole portion, 70 ... knob, 71 ... shaft portion, 72 ... partly cut-out circular mounting recess, 81 ... back panel, 82 ... positioning recess, 83 ... body female screw.

Claims (3)

The fixed housing includes a plurality of mounting screws having pinions, a plurality of gears that drive the plurality of pinions, and a plurality of idle gears, and the gears drive the plurality of pinions through the plurality of idle gears, wherein the plurality of threaded portion of the mounting screw component mounting apparatus characterized that you have been biased so as to protrude to the fixed rail outside by extrusion spring. The component mounting apparatus according to claim 1 , wherein the gear is formed with a knob portion having a circular cutout for attaching a knob for rotating the gear at a center portion, and the knob is attached to the knob mounting portion. A component mounting device characterized by. TV stand characterized by using a component mounting apparatus according to claim 1 or 2.

Images