TWI667404B - Electric hinge - Google Patents

Abstract

An electric ground hinge comprising a base, a coupling, a screw, and a nut. The base is disposed on the base of the base and includes a pivoting portion and an extending portion, wherein the extending portion has a plurality of perforations extending from one side to the other side. The coupling member is disposed on the base and is disposed by the door body, and includes a pivoting portion and an extending portion, the extending portion having a plurality of through holes respectively aligned with the through holes of the extending portion of the base. When the motor is actuated, the output end thereof can drive the coupling member, the base and the door body to rotate together. When the nuts and the screws are removed, the coupling member and the door body can be operated together to rotate relative to the base.

Description

Electric hinge

The present invention relates to a hinge, and more particularly to an electric hinge.

According to some large door fans, due to their large size and heavy weight, if you want to use human power to push open or close the door, it will take a lot of effort, which will cause great inconvenience in its use.

Referring to Figures 1 and 2, the new publication No. M364114 of the Republic of China discloses a door body electric hinge, which is mainly disclosed with a motor 11 on one side of the base set 1 and a speed reduction mechanism inside the base set 1. (not shown), on the other side of the base group 1, a sleeve solid 2 is sleeved, a bearing 3 is arranged in the sleeve solid 2, and a joint 4 is arranged at the upper end of the sleeve solid 2, and the sleeve solid 2 is The joint seats 4 are connected by a joint sheet 5 . Wherein, the bottom end of the set of solids 2 is provided with a polygonal hole 21 having a narrow upper and a lower width and a tapered shape, and a receiving portion 22 for the bearing 3 is recessed in the sleeve solid 2, and the solid side 2 is sleeved. A shaft seat 23 is protruded outwardly from the intermediate position, and an elongated hole 231 is defined in the shaft seat 23.

The bottom surface of the joint 4 is provided with a shaft 41 corresponding to the bearing 3, and A shaft seat 42 is also protruded outwardly from the shaft seat 23 corresponding to the sleeve 2 on the side of the joint 4, and the shaft seat 42 is also provided with an elongated hole 421.

The splicing sheet 5 is disposed corresponding to the shaft seat 23 of the sleeve 2 and the shaft seat 42 of the coupling seat 4, and the coupling piece 5 is provided with an elongated hole 231 corresponding to the shaft seat 23 of the sleeve 2 respectively. And screw holes 51, 52 of the elongated holes 421 of the shaft seat 42 of the seat 4. Firstly, the combination seat 4, the bearing 3, the sleeve solid 2 are assembled together, and then the two screwing elements 53 are screwed, so that the combined piece 5, the joint 4, the bearing 3, the sleeve solid 2 The combination is fixed together, as shown in Figure 1.

Therefore, when the motor 11 of the base unit 1 is actuated, the output end (not shown) is sleeved and fixed with the polygonal hole 21 of the sleeve solid 2, so that the sleeve solid 2 can be rotated, because the joint 4 is The shaft seat 42 is screwed and coupled with the shaft seat 23 of the sleeve 2 by the joint piece 5, so that the joint seat 4 is rotatably coupled, thereby enabling the door body to be locked on the joint seat 4 ( The figure does not show) an opening or closing action. In addition, when the power failure or other factors cause the motor 11 to be inoperable, the screwing member 53 on the combining piece 5 can be unscrewed and removed, that is, the shaft seat 42 of the binding seat 4 and the sleeve solid 2 can be removed. The shaft seats 23 are separated from each other, so that the door body can be pushed or opened by human power.

However, since the bearing 3 is provided only for infrequent occurrence factors such as power failure, the use rate of the bearing 3 is low, and the provision of the bearing 3 makes the cost of providing the hinge high. In addition, the coupling body 5 and the shaft seat 42 of the coupling seat 4 and the sleeve solid 2 The combination of the shaft seat 23 is weak, and it is easy to deform and loosen after being used for a long time. Therefore, in view of the above two shortcomings of the Republic of China No. M364114, it is necessary to seek a solution.

Accordingly, it is an object of the present invention to provide an electric hinge.

Therefore, the electric hinge of the present invention is applicable to a door body and a base set having a motor, and comprises a base, a joint member, a plurality of screws, and a plurality of nuts. The pedestal is disposed on the base of the base and includes: a pivoting portion, a circular top surface, a circular bottom surface, and a toroidal surface connecting the circular top surface and the circular bottom surface a defined cylindrical shape, and a coupling hole disposed at the output end of the motor is opened on the circular bottom surface; and an extending portion extending from the annular surface of the pivoting portion and resting on the base set, wherein The extension has a plurality of perforations extending from one side to the other. The coupling member is disposed on the base and is disposed on the base body, and includes: a pivoting portion disposed on the circular top surface of the pivoting portion of the base and opposite to the base The pivoting portion of the seat rotates; and an extension extending laterally from the pivoting portion and abutting against one of the sides of the extension of the base and having a plurality of extensions respectively aligned with the base The perforated through holes. The screws are respectively corresponding to the through holes of the extending portion of the base, and are respectively corresponding to the through holes of the extending portion of the coupling member, wherein each screw is screwed to the corresponding through hole and Corresponding through holes. The nuts are respectively associated with the screws The coupling member and the base are locked together, wherein when the motor is actuated, the output end of the motor can drive the coupling member, the base and the door body to rotate together. When the nuts and the screws are removed, the coupling member and the door body can be operated together to rotate relative to the base.

The utility model has the advantages that the pedestal and the joint member matched with the joint are designed in a special combination manner, so that the joint force can be strong, and even if it is used for a long time, it is not easy to be deformed and loosened, and The invention does not need to use the bearing in the new patent of the Republic of China No. M364114, and therefore also reduces the cost of the hinge of the overall door body.

1‧‧‧Rack Group

11‧‧‧Motor

6‧‧‧Base

61‧‧‧ pivotal department

611‧‧‧round top

612‧‧‧round bottom

613‧‧‧nano

614‧‧‧Combination hole

62‧‧‧Extension

621‧‧‧ side

622‧‧‧ side

623‧‧‧Perforation

624‧‧‧hexagonal accommodation space

625‧‧‧ wing

626‧‧‧ vertical board

627‧‧‧ orbital space

628‧‧‧ upper surface

7‧‧‧Connected parts

71‧‧‧ pivotal section

711‧‧‧ lower surface

712‧‧‧Circular space

72‧‧‧Extension

721‧‧‧through holes

722‧‧‧ horizontal board

723‧‧‧ vertical board

73‧‧‧Ring ribs

8‧‧‧ screws

9‧‧‧ Nuts

Other features and effects of the present invention will be apparent from the following description of the drawings, wherein: FIG. 1 is a three-dimensional combination diagram showing that the Chinese Patent No. M364114 discloses a door electric hinge. And FIG. 2 is an exploded perspective view showing the electric hinge of the door in FIG. 1; FIG. 3 is a perspective assembled view showing the electric hinge of the present invention and the base set to which the present invention is applied FIG. 4 is an exploded perspective view showing the electric ground hinge in the embodiment; FIG. 5 is a partial cross-sectional side view showing the electric ground hinge and the base set of FIG. And the motor; and FIG. 6 is a top view illustrating that in the embodiment, when the power failure or other factors cause the motor to be inoperable, the screw and the nut can be removed, so that the door body and the joint of the electric hinge can be together The operation is rotated relative to the base.

3, 4, and 5, the embodiment of the electric hinge of the present invention is applicable to a door body (not shown) and a base set 1 having a motor 11, and includes a base 6, a joint member 7, A plurality of screws 8, and a plurality of nuts 9 corresponding to the screws 8 (for example, three screws 8 and three nuts 9 shown in the drawings). In this embodiment, in the embodiment, the nuts 9 are hexagonal nuts and the screws 8 are hexagonal screws.

As shown in FIG. 3 and FIG. 4, in the embodiment, the base 6 is disposed on the base set 1 and includes a pivoting portion 61 and an extending portion 62. The pivoting portion 61 has a cylindrical shape defined by a circular top surface 611, a circular bottom surface 612, and a toroidal surface 613 connecting the circular top surface 611 and the circular bottom surface 612. The bottom surface 612 defines a coupling hole 614 provided at the output end of the motor 11. In this embodiment, the coupling hole 614 is substantially in the shape of a quadrangular frustum of a lower width and a narrower shape, and the circular bottom surface 612 of the pivoting portion 61 penetrates to the circular top surface 611, as shown in FIG. .

The extending portion 62 extends from the annular surface 613 of the pivoting portion 61 and rests on the base set 1 , wherein the extending portion 62 has a plurality of sides 621 extending from one side to the other A perforation 623 of a side 622. In this embodiment, each side surface 621, 622 of the extending portion 62 is provided with a plurality of hexagonal accommodating spaces 624 respectively communicating with the through holes 623. For example, FIG. 4 shows that the side surface 621 is provided with three hexagonal sides. The space 624 is shaped, and the other side 622 is also provided with three hexagonal accommodating spaces 624, but is not shown due to the angle of the drawing.

In this embodiment, the extension portion 62 of the base 6 has an inverted T shape. That is, in the present embodiment, the structure of the extending portion 62 mainly includes a vertical plate 626 having the side surface 621 and the other side surface 622 and having the through holes 623 and the hexagonal accommodating spaces 624, and Two wings 625 extending horizontally outward from the lower end of the side surface 621 and the lower end of the other side surface 622, wherein the inverted T-shaped design of the vertical plate 626 and the two wings 625 is formed to allow the present invention to be electrically The hinge can be placed more firmly against the base set 1. In addition, in the embodiment, the upper surface 628 of the vertical plate 626 is recessed with a track space 627 adjacent to the circular top surface 611 of the pivot portion 61.

The connecting member 7 is disposed on the base 6 and is disposed for the door body and includes a pivoting portion 71 and an extending portion 72. The pivoting section 71 rests on the circular top surface 611 of the pivoting portion 61 of the base 6 and is rotatable relative to the base 6.

As shown in FIG. 4 and FIG. 5, in the embodiment, the lower surface 711 of the pivoting portion 71 defines a circular receiving space 712 (shown in FIG. 5), wherein the pivoting portion 61 of the base 6 The circular top surface 611 is inserted into the circular receiving space 712 of the coupling member 7 so that The coupling member 7 is rotatable relative to the base 6. In addition, as shown in FIG. 5, the lower surface 711 of the pivoting portion 71 of the coupling member 7 is further provided with an annular rib 73 surrounding the circular accommodating space 712 and spaced apart from the circular accommodating space 712. When the coupling member 7 is coupled to the base 6, the annular rib 73 of the coupling member 7 passes through the rail space 627 of the extension portion 62 of the base 6.

The extension 72 of the coupling member 7 extends laterally from the pivoting portion 71. As shown in FIGS. 3 and 4, in the present embodiment, the extension portion 72 of the coupling member 7 has a T-shaped cross section, that is, the extension portion 72 has a horizontal plate 722, and a horizontal plate 722. A vertical plate 723 with a lower surface extending downward. The horizontal plate 722 of the joint member 7 is pressed against the vertical plate 626 of the extending portion 62 of the base 6, and the vertical plate 723 of the joint member 7 is abutted against the base 6. The side surface 621 of the extending portion 62 is provided with a plurality of through holes 721 respectively aligned with the through holes 623 of the extending portion 62 of the base 6 (for example, three through holes 721 respectively corresponding to the three through holes 623, but Due to the graphical angle, only one through hole 721) is shown in FIG.

The screws 8 are corresponding to the through holes 623 of the extending portion 62 of the base 6, and are corresponding to the through holes 721 of the extending portion 72 of the coupling member 7, respectively. Each of the screws 8 is screwed to the corresponding through hole 623 and the corresponding through hole 721.

The nuts 9 are screwed to the screws 8 to lock the coupling member 7 and the base 6 together. Wherein, in the process that each screw 8 and the corresponding nut 9 are screwed together, the screws 8 can be sequentially placed into the six sides of the side 622 of the base 6 The space 624, the through hole 623, and the through hole 721 of the coupling member 7 are disposed such that the screw head of the screw 8 is just placed on the hexagonal accommodating space 624 of the side surface 622, and the nut 9 and the screw 8 are screwed together. The lock is as shown in FIG. 3, so that since the screw head of the screw 8 is pre-positioned in the hexagonal accommodating space 624, it is not necessary to use a tool such as a hexagonal wrench to fix the screw 8, thereby making the joint member 7 and The process of locking and joining the base 6 is quick and easy. It should be particularly pointed out that when the coupling member 7 and the base 6 are locked and combined as shown in FIG. 3, the three hexagonal accommodating spaces 624 of the side surface 621 of the base 6 in FIG. 4 are perpendicular to the coupling member 7. The plate 723 is covered and does not need to be used. In fact, Figures 3 and 4 show the case where the electric hinge of the present invention is used for one of the door bodies (e.g., the left door body) of the large door leaf, when the electric hinge of the present invention is used for When another door body (for example, the right door body) is used, and the other joint member 7 (not shown) of the vertical plate 723 to be slightly translated is combined with another identical base 6, the three sides of the side 621 are used. The hexagonal accommodating space 624, and the three hexagonal accommodating spaces 624 of the other side 622 are covered by the vertical plate 723 without being used.

Therefore, as shown in FIGS. 3 and 5, in the case where the coupling member 7 and the base 6 are screwed together with the nuts 9 by the screws 8, when the motor 11 is actuated, the motor The output end of 11 can drive the coupling member 7, the base 6 and the door body to rotate together. Because the extension portion 72 of the coupling member 7 is T-shaped in the embodiment, and the extension portion 62 of the base portion 6 has a special structural design of the inverted T-shaped shape, the present invention and the aforementioned Chinese Comparison of the new announcement patents of the Republic of China No. M364114 Underneath, it has a strong binding force, and even if it is used for a long time, it is not easy to deform and loose.

In addition, when the power failure or other factors cause the motor 11 to be inoperable, the user may first remove the screws 8 and the nuts 9 and then operate the coupling member 7 and the door body so that the coupling member 7 The pivoting portion 71 is rotatable relative to the pivoting portion 61 of the base 6, and the annular rib 73 of the coupling member 7 is movable in the rail space 627 of the base 6, so that the manual operation can be performed only by human power. The door body and the coupling member 7 are such that they can be rotated together with respect to the base 6, as shown in Fig. 6, to open or close the door body.

In summary, the electric hinge of the present invention is designed by the special combination of the base 6 and the engaging member 7 matched thereto, so that it can have a strong bonding force and is not easily deformed even if it is used for a long time. Since it is not necessary to use the bearing in the new publication patent No. M364114 of the Republic of China, the cost of the hinge of the entire door body is also lowered, so that the object of the present invention can be achieved.

However, the above is only the embodiment of the present invention, and the scope of the invention is not limited thereto, and all the simple equivalent changes and modifications according to the scope of the patent application and the patent specification of the present invention are still Within the scope of the invention patent.

Claims (8)

An electric ground hinge is applicable to a door body and a machine base set having a motor, and comprises: a base disposed on the machine base set and including a pivoting portion, generally comprising a circular top surface a circular bottom surface and a cylindrical shape defined by the annular surface connecting the circular top surface and the circular bottom surface, and a set of coupling holes provided at the output end of the motor and an extension portion are formed on the circular bottom surface Extending from the toroid of the pivoting portion and resting on the base of the base, wherein the extending portion has a plurality of perforations extending from one side to the other side; a coupling member is disposed on the base And the door body is disposed, and includes a pivoting portion that is disposed on the circular top surface of the pivoting portion of the base and rotatable relative to the pivoting portion of the base, and An extension extending laterally from the pivoting portion and abutting against one of the sides of the extension of the base and having a plurality of through holes respectively aligned with the perforations of the extension of the base; Screws are respectively corresponding to the perforations of the extension of the base, and are respectively corresponding to the joint The through holes of the extending section, wherein each screw is screwed to the corresponding through hole and the corresponding through hole; and a plurality of nuts are respectively screwed with the screws to connect the joint and the base Locking together, wherein when the motor is actuated, the output end of the motor can drive the coupling member, the base and the door body to rotate together; Wherein, when the nuts and the screws are removed, the coupling member and the door body are operable to rotate relative to the base. The electric ground hinge according to claim 1, wherein the coupling hole of the pivoting portion of the base is penetrated from the circular bottom surface of the pivoting portion to the circular top surface. The electric ground hinge according to claim 1, wherein the coupling hole of the pivoting portion of the base is substantially in the shape of a lower quadrangular frustum. The electric ground hinge according to claim 1, wherein the nut is a hex nut and the screws are hexagonal screws, and each side of the extension of the base is provided with a plurality of openings respectively connected to the perforations. The hexagonal accommodating space, when each screw is screwed together with the corresponding nut, the screw is placed in the corresponding hexagonal accommodating space, and the corresponding nut and the screw are screwed to each other to The joint and the base are locked together. The electric ground hinge of claim 1, wherein the extension of the base has an inverted T-shape. The electric ground hinge of claim 1, wherein a lower receiving surface of the pivoting portion of the coupling member defines a circular receiving space, and the circular top surface of the pivoting portion of the base is nested in the joint The circular receiving space of the piece enables the coupling member to rotate relative to the base. The electric ground hinge according to claim 6, wherein the lower surface of the pivoting portion of the joint member is provided with an annular rib surrounding the circular accommodating space and spaced apart from the circular accommodating space, the pedestal The upper surface of the extending portion is recessed with a track space adjacent to the circular top surface of the pivot portion of the base, and the ring of the joint member is coupled when the joint member is coupled with the base The ribs pass through the track space, wherein when the nuts and the screws are removed, the joint and the door can be operated together such that the annular rib can move in the track space. Thus the coupling member is rotatable relative to the base. The electric ground hinge of claim 1, wherein the extension of the coupling member has a T-shaped cross section.