KR100641217B1 - Hindge assembly comprising 2 axials for electronic equipment - Google Patents

Abstract

The present invention discloses a two-axis hinge assembly for connecting an electronic device such as a hand-held personal computer (HPC). SUMMARY OF THE INVENTION The present invention is to enable a portable information device to be simply used on a display panel screen so that the display panel can be turned on the main body with the screen exposed. An electronic device comprising first and second parts electrically connected by a cable is provided. Is a two-axis hinge assembly configured to mechanically connect the first and second parts to be relative to each other left and right or up and down, the two-axis hinge assembly is a horizontal axis support portion formed or mounted at one end of the first part and ; A vertical shaft support formed or mounted to the second part; A horizontal shaft coupled to the horizontal shaft support and formed of a hollow hole; A vertical axis coupled to the vertical axis support and formed of hollow holes; The horizontal and vertical apertures communicate with each other so that the keyboard keys are not exposed when the tablet is operated, preventing malfunction, and even when folded to the minimum size of the set, so that they can be used without fear of malfunction. Thus, it provides a two-axis hinge assembly for connecting electronic devices that further enhances the convenience of use.

Horizontal axis, vertical axis, cable, vertical rotation, left and right rotation

Description

HIDGE ASSEMBLY COMPRISING 2 AXIALS FOR ELECTRONIC EQUIPMENT}

1 is a perspective view showing a use state that can open a display panel and operate a keyboard as a typical typical portable information device.

Figure 2 is a side view showing the operation of opening and closing the display panel with respect to the main body of a typical typical portable information device.

3 is a perspective view illustrating a tablet operating state on a display panel screen having a touch screen installed as a conventional double-sided folder type portable information device.

Figure 4 is a side view showing an operation in which the display panel is superimposed in both directions with respect to the main body to a conventional double-sided folder type portable information device.

Figure 5 is a cross-sectional view showing the configuration of a two-axis hinge assembly according to an embodiment of the present invention.

Figure 6 is a side view showing the configuration of a two-axis hinge assembly according to an embodiment of the present invention.

FIG. 7A is a perspective view illustrating an inner surface of a display panel stacked on a main body of an electronic device having the biaxial hinge assembly of FIG. 5. FIG.

7B is a perspective view illustrating a state in which a display panel of an electronic device having the biaxial hinge assembly of FIG. 5 is opened and rotated in a main body.

7C is a perspective view illustrating a state in which a rear surface of a display panel is stacked on a main body of an electronic device provided with the biaxial hinge assembly of FIG.

Explanation of symbols on the main parts of the drawings

30: horizontal hinge 31: horizontal axis support

32: horizontal axis 33: vertical pipe

34: fixing groove 35: leaf spring

41: vertical axis support portion 42: vertical axis

43: fixing protrusion 44: wiring hole

The present invention relates to a two-axis hinge assembly for connecting electronic devices such as a hand-held personal computer (HPC), a notebook, and the like, and in particular, an electronic device that enables the display panel of the electronic device to be rotated so that only the screen is exposed while being superimposed on the main body. A two-axis hinge assembly for connection.

As representative electronic devices of the present time, personal computers developed for personal use are well known. Personal computers are widely used in the hobby of computer communication, games, and multimedia, including the Internet, as well as reinforcing personal office processing such as document writing and data management. Personal computers are laptops, notebooks, and palmtops, especially desktops that are fixed in homes and offices, and recently portables that can be used whenever and wherever you need them, even when you're on the go. From palmtops to hand held persnal computers (HPCs), the size is getting smaller and the performance is getting better day by day.

Such electronic devices are generally equipped with a keyboard having a plurality of input keyboards, a central processing unit for processing input content, a memory device, and the like, and a program or input to be executed. It consists of a display panel on which a flat panel display device such as a liquid crystal panel, which is an output device, is installed, and the main body and the display panel are typically connected in a folder type that can be folded or unfolded so as to overlap in a mutual plane direction. It is. Therefore, the screen of the display panel is exposed only when the display panel is opened with respect to the main body, and the keyboard is opened to be in a usable state.

That is, the portable terminal of the conventional typical electronic devices, as shown in Figs. 1 and 2, is connected by a hinge 3, the main body 1 and the display panel 2 are formed at each one edge thereof, and use In this case, as shown in FIG. 1, the display panel 2 may be unfolded on the main body 1 within a predetermined angle, and when the storage or carrying is not used, the display panel 2 may be stacked on the inner surface of the main body 1 as shown in FIG. 2. It is possible.

Such a typical mobile terminal has no problem in operating the keyboard while viewing the screen in the state as shown in FIG. 1, but does not have to operate the keyboard to only view the screen or is provided with a touchscreen on the screen. If you want to use only the screen when the tablet (tablet) operation is possible without the operation, since the main body (1) unnecessarily occupy a wide space, it has a problem that it is inconvenient to hold it with one hand and operate with the other hand. In particular, the keyboard key exposed to the main body 1 is often touched during tablet operation, causing malfunction.

On the other hand, in order to provide convenience in tablet operation has been conventionally provided with a double-sided folder-type portable terminal as shown in Figs. It has a double hinge 4 having two axes capable of rotating the main body 1 and the display panel 2, respectively. That is, as shown by a virtual line in FIG. 4, the display panel 2 is folded in a state where the display panel 2 is folded on the inner surface of the main body 1 (up in the figure) for storage or portability, or when only a screen such as a tablet operation is used. ) Can be poked to the back of the main body (1). Of course, as shown in a solid line in Fig. 4, the main body 1 and the display panel 2 are laid out side by side, and general keyboard operation is also possible.

However, even in such a double-sided rotation type, since the keyboard is exposed to the outside of the main body 1 superimposed under the display panel 2, it is inconvenient to be careful not to press the keyboard key when holding it by hand, and still may cause malfunction. have.

Disclosure of Invention An object of the present invention is to solve the above-mentioned inconveniences and malfunctions in the case of using only the screen of a folding electronic device connected to the main body and the display panel so that the main body and the display panel can be folded or unfolded. It is to provide a two-axis hinge assembly for connecting electronic devices such that only the bay can be rotated to be exposed.

In order to achieve the above object, the present invention, by mechanically connecting the electronic device consisting of the first and second parts electrically connected by a cable, the first and second parts can be relative to each other left and right or up and down A biaxial hinge assembly configured to comprise: a biaxial hinge assembly comprising: a horizontal shaft support portion formed or mounted at one end of a first part; A vertical shaft support formed or mounted to the second part; A horizontal shaft coupled to the horizontal shaft support and formed of a hollow hole; A vertical axis coupled to the vertical axis support and formed of hollow holes; And a two-axis hinge assembly in communication with the horizontal and vertical axes.

Here, the outer diameter of the horizontal axis or the vertical axis may be formed stepped, the vertical axis support portion may be inserted into the vertical axis and have a protrusion formed as a hollow hole, the protrusion may be formed in a portion to communicate with the horizontal axis through hole The protrusion may be formed at the outer diameter of the protrusion, and a pair of locking jaws may be formed at 180 degree intervals to selectively contact the protrusion at the inner diameter of the vertical axis.

Hereinafter, a preferred embodiment of a biaxial hinge assembly according to the present invention with reference to the accompanying drawings. In the drawings referred to below for convenience of description, the same reference numerals are assigned to the same or corresponding parts as the drawings described above.

5 is a cross-sectional view showing the configuration of a two-axis hinge assembly according to an embodiment of the present invention, Figure 6 is a side view showing the configuration of a two-axis hinge assembly according to an embodiment of the present invention, Figure 7a is a view 5 is a perspective view illustrating an inner surface of the display panel superposed on the main body of the electronic device having the biaxial hinge assembly of FIG. 5, and FIG. 7B illustrates a state in which the display panel of the electronic device having the biaxial hinge assembly of FIG. 5 is opened and rotated in the main body. 7C is a perspective view illustrating a state in which a rear surface of a display panel is stacked on a main body of an electronic device having the biaxial hinge assembly of FIG. 5, and a screen thereof is exposed. FIG. 8 is a perspective view of the biaxial hinge assembly of FIG. 5. A partial cutaway side view showing opening and closing operations of the display panel of an electronic device.

5 and 6, the biaxial hinge assembly according to an embodiment of the present invention, is composed of a horizontal hinge 30, a vertical hinge 40.

The horizontal hinge 30 includes a horizontal shaft support part 31 formed or mounted at one end of the main body 1 and a horizontal shaft 32 formed by a cylindrical body rotatably fitted to the horizontal axis support part 31 and having an empty inside. It is made, and the vertical pipe portion 33 is formed in the orthogonal direction through the central portion so that the vertical axis 42 to be described later to penetrate, and has a fixing groove 34 formed in the recess in the vicinity of the vertical pipe portion 33 in the body.

The vertical hinge 40 is formed of a vertical axis support part 41 formed or mounted at the lower end of the display panel 2, a cylindrical body coupled to the vertical axis support part 41, and having an empty inside, and rotated on the vertical pipe part 33. It is made of a vertical axis 42 is inserted into and communicate with the horizontal axis 32, and has a fixing projection 43 formed to protrude on the outer peripheral surface of the vertical axis 42 to be inserted into the fixing groove 34, the vertical axis 42 The lower end of the) is supported by the leaf spring (35) installed in the body of the horizontal shaft 32, the projection 43 is elastically supported upward to enter the fixing groove (34).

The vertical axis support part 41 may be integrally formed with the display panel 2 or fixedly coupled to a lower end of the display panel 2 by an appropriate coupling means such as screwing.

In addition, the vertical axis 42 has a wiring hole 44 drilled in the side portion thereof, which is for wiring of the signal cable 28 or the like. A screen 27 (shown in FIG. 7) such as a liquid crystal display provided on the display panel 2 is electrically connected to the system in the main body 2 via a signal cable. The signal cable is, for example, a flexible flat cable, and is routed through the wiring hole 44, and the vertical axis 42 and the horizontal axis 32 are not damaged by the rotation or twist of the display panel 2. ) Is loosely wound.

According to the present embodiment, since the display panel 2 is fixedly coupled to the vertical axis 42 in the state as shown in FIG. 5, the vertical pipe part 33 of the horizontal axis 32 fitted to the horizontal axis support part 31 of the main body 1 is fixed. As the vertical axis 42 rotates in the interior thereof can rotate together. Therefore, it can be rotated in the direction of arrow A together with the horizontal axis 32 to be superimposed on the main body 1 as shown in FIG. 7A or open in a keyboard operable state.

At this time, the vertical axis 42 is inserted into the fixing groove 34, the fixing projections 43 formed on the outer circumferential surface is not rotated in the direction of the arrow B. However, when the display panel 2 is opened with respect to the main body 1, the display panel 2 is pressed in the direction of the horizontal hinge 30, and as shown in FIG. 6, the fixing protrusion 43 of the vertical axis 42 is closed. Since it exits the fixing groove 34 of the horizontal hinge 30 can be rotated in the direction of the arrow B described above.

Accordingly, by rotating the display panel 2 by 180 degrees and stacking the display panel 2 again on the main body 1, the display panel 2 can be placed in a tablet operable state in which only the screen 27 is exposed in the state as shown in FIG. 7C.

An electronic device having a two-axis hinge assembly according to an embodiment of the present invention, which is implemented as described above, may be turned so that the rear surface thereof is folded while the display panel 2 is turned relative to the main body 1 so that only the screen is exposed. Can be. This process will be described with reference to FIGS. 7A to 7C.

7A is a folded state for storage or portability without use. That is, the display panel 2 is superposed on the inner surface of the main body 1. In this state, when the display panel 2 is opened in the direction of arrow A, the screen 27 installed on the display panel 2 is exposed, and the keyboard 29 installed on the main body 1 is exposed as shown in FIG. 7B, and the keyboard operation is performed as usual. It can be used as.

In the state where the display panel 2 is opened with respect to the main body 1, the direction of the screen 27 can be turned to the left and right by rotating the display panel 2 in the arrow B direction as shown in FIG. 7B. At this time, since the rotation range is limited to the extent that the screen 27 can be rotated 180 degrees by the fixing protrusion 43 and the fixing groove 34 shown in FIG. 5, the signal cable as shown in FIG. It can be prevented from being severely twisted and damaged by rotation. Of course, by adding a brush-type signal connection device instead of the signal cable 28 may be rotated more than 360 degrees. That is, when the display panel 2 is rotated 180 degrees and rotated in the opposite direction to the arrow A of FIG. 7A, the keyboard 2 of the main body 2 is placed on the back of the display panel 2 with only the screen 27 exposed as shown in FIG. 7C. You can pore on top. In this state, only the screen 27 is exposed to the outside, and the keyboard installed in the main body 1 is not exposed.

Therefore, the above-described tablet operation using the exposed screen 27 is possible, and in particular, in the present invention, since the keyboard of the main body 1 is completely covered, even when using the tablet as shown in FIG. There is no fear of malfunction due to arbitrary operation.

In the above described exemplary embodiments of the present invention by way of example, the scope of the present invention is not limited to the specific embodiments as described above, the general knowledge in the technical field to which the present invention belongs within the scope described in the claims It can be changed accordingly by the one who has

As described above, the present invention is configured to allow the display panel to be rotated 180 degrees on the keyboard of the main body so that only the screen is exposed, thereby preventing the keyboard key from being exposed when the tablet is operated. Even when folded to a minimum size, the device can be used without fear of malfunction, thereby providing an effect of further enhancing convenience in use.

The present invention may be applied to various folding portable computers or communication terminals of different types from those shown, and may be usefully applied to other products in which it is necessary to temporarily turn the screen.

However, the present invention is not satisfied only when all of the above effects are exhibited.

Claims (6)

A two-axis hinge assembly for connecting electronic devices configured to mechanically connect electronic devices composed of first and second parts electrically connected by a cable so that the first and second parts can move relative to each other horizontally or vertically. , The biaxial hinge assembly, A horizontal shaft support part fixed to one end of the first part; A vertical shaft support fixed to the second part; A horizontal shaft rotatably supported in the horizontal direction in the horizontal shaft support portion; A vertical shaft connected to the vertical shaft support and rotatably supported in a direction perpendicular to the horizontal axis; And a spring installed inside the horizontal axis to impart an elastic force to the vertical axis to elastically support the rotated position of the first part. The method of claim 1, The outer axis of the horizontal axis or the vertical axis is a two-axis hinge assembly for connecting the electronic device, characterized in that formed in step. The method of claim 1, And the vertical shaft support portion has a protrusion inserted into the vertical shaft and formed of a hollow through-hole. The method of claim 3, wherein And a protrusion formed in a portion of the protrusion to communicate with the horizontal shaft through hole. The method of claim 4, wherein A protrusion is formed on an outer diameter of the protrusion, and a pair of locking jaws formed at intervals of 180 degrees selectively contacting the protrusion is formed on an inner diameter of the vertical axis. The method of claim 1, The spring is supported on the inner surface of the horizontal shaft, the two-axis hinge assembly for connecting the electronic device, characterized in that consisting of a leaf spring in elastic contact with the lower surface of the vertical axis.

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