CN216665342U

CN216665342U - Automatic opening and closing hinge for side-by-side door

Info

Publication number: CN216665342U
Application number: CN202122896400.3U
Authority: CN
Inventors: 蔡运国
Original assignee: Shenzhen Jieyang Hardware Co ltd
Current assignee: Shenzhen Jieyang Hardware Co ltd
Priority date: 2021-11-24
Filing date: 2021-11-24
Publication date: 2022-06-03
Anticipated expiration: 2031-11-24

Abstract

The utility model discloses an automatic opening and closing hinge for a split door, which is provided with a portal frame, a standard cylinder, a cylinder connecting plate, a first connecting rod, a second connecting rod, a left hinge and a right hinge; a first pin column is arranged at one end of the portal frame, the fixed end of the standard cylinder is connected with the first pin column, and the movable end of the standard cylinder is connected with the cylinder connecting plate; a support table is arranged in the middle of the rear side of the portal frame, a second pin is arranged on the support table, and the cylinder connecting plate is arranged on the second pin; the left hinge and the right hinge are respectively arranged at the left end and the right end of the portal frame; one end of the first connecting rod is connected with the air cylinder connecting plate, and the other end of the first connecting rod is connected with the left hinge; one end of the second connecting rod is connected with the cylinder connecting plate, and the other end of the second connecting rod is connected with the right hinge; the utility model can drive the two door plates of the side-by-side door to open or close only by one standard cylinder through mechanical transmission, and has simple structure and strong practicability.

Description

Automatic opening and closing hinge for side-by-side door

Technical Field

The utility model relates to the technical field of hinges, in particular to the field of automatic mechanical transmission.

Background

The split automatic opening mostly adopts two cylinders to respectively drive two door plates to open and close, a motor gear device to respectively drive two doors to open and close or a cylinder or a motor to drive a transmission device to drive the doors to open and close, and the cost of using two cylinders or motors to drive the doors to open and close is higher than that of using a cylinder to drive or a motor to drive a transmission device to drive the doors to open and close; the problem that the door is opened and closed by using a cylinder or a motor to drive a transmission device is solved: the transmission device has overlarge movement distance, is not easy to package and cover and has influence on the appearance; secondly, the contact point between the transmission device and the door plate is too large and is not easy to hide, so that the appearance is influenced; and thirdly, when the distance between the contact point and the door axis is small, the power required by the power device is overlarge, and the cost is increased due to high-power equipment.

SUMMERY OF THE UTILITY MODEL

To address the deficiencies of the prior art, the present invention provides a power hinge for a side-by-side door.

An automatic opening and closing type hinge for a split door is provided with a portal frame, a standard cylinder, a cylinder connecting plate, a first connecting rod, a second connecting rod, a left hinge and a right hinge; a first pin column is arranged at one end of the portal frame, the fixed end of the standard air cylinder is connected with the first pin column, and the movable end of the standard air cylinder is connected with the air cylinder connecting plate; a support table is arranged in the middle of the rear side of the portal frame, a second pin is arranged on the support table, and the cylinder connecting plate is arranged on the second pin; the left hinge and the right hinge are respectively arranged at the left end and the right end of the portal frame; one end of the first connecting rod is connected with the air cylinder connecting plate, and the other end of the first connecting rod is connected with the left hinge; one end of the second connecting rod is connected with the cylinder connecting plate, and the other end of the second connecting rod is connected with the right hinge; the connecting positions of the first connecting rod and the second connecting rod with the cylinder connecting plate are positioned on two sides of the second pin column; the sensor is added on the door body to be linked with the standard cylinder, so that the hinge can drive the door plate to be automatically opened and closed.

Preferably, the top of one end of the portal frame is provided with a first pin used for connecting a fixed end of a standard cylinder; and a supporting point is arranged in the middle of the rear side of the portal frame, and a second pin column is arranged on the supporting point and used for mounting a cylinder connecting plate.

Preferably, the fixed end of the standard cylinder is mounted on the first pin, the movable end of the standard cylinder is provided with a first fisheye joint, a joint bearing is sleeved in the first fisheye joint, and the first fisheye joint is connected with the cylinder connecting plate; the knuckle bearing is arranged in the fisheye joint, so that the friction force during rotation can be reduced.

Preferably, the cylinder connecting plate is sequentially provided with a first connecting point, a second connecting point, a hole and a third connecting point; the second connecting point and the third connecting point are symmetrically distributed on two sides of the hole; the joint bearing of the first fisheye joint is sleeved on the first connecting point, the bearing is sleeved in the hole, and the bearing is sleeved on the second pin; when the standard cylinder pushes the cylinder connecting plate to move, the cylinder connecting plate rotates by taking the second pin column as an axis, the second connecting point and the third connecting point are distributed on two sides of the second pin column, and then the second connecting point and the third connecting point can move towards different directions respectively.

Preferably, the middle of the first connecting rod is a double-end connecting rod, and both ends of the first connecting rod are second fisheye joints; the second fisheye joint is in accordance with the first fisheye joint structure; the second connecting rod is consistent with the first connecting rod in structure; one end of the first connecting rod and one end of the second connecting rod are respectively connected with the third connecting point and the second connecting point; the first connecting rod and the second connecting rod are used for connecting the cylinder connecting plate and the left hinge and the right hinge, and when the standard cylinder drives the cylinder connecting plate to rotate, the cylinder connecting plate drives the first connecting rod and the second connecting rod to move so as to drive the left hinge and the right hinge to move.

Preferably, the left hinge is provided with a left horizontal guide rail, a left sliding block, a left arc-shaped sliding groove, a left sliding shaft and a left door panel mounting piece; the left horizontal guide rail is arranged on the rear side of the left end of the portal frame, the left sliding block is connected with the left horizontal guide rail in a sliding manner, the left arc-shaped sliding groove is arranged on the left sliding block, the left sliding shaft penetrates through the arc-shaped groove of the left arc-shaped sliding groove, the left arc-shaped sliding groove is internally provided with a ball, and the left sliding shaft is in contact with the ball in the left arc-shaped sliding groove; the left door panel mounting piece is mounted at the bottom of the left sliding shaft; the left hinge and the right hinge are consistent in structure and are respectively arranged at the left end and the right end of the portal frame; when the first connecting rod drives the left sliding block to move, the arc-shaped sliding groove on the sliding block moves synchronously along with the sliding block, the door plate mounting plate slides leftwards and backwards in the limited arc-shaped track along with the door shaft of the door plate, and the sliding shaft moves along the arc-shaped groove on the arc-shaped sliding groove to further drive the door plate to be opened and closed; the principle of the right hinge is the same as that of the left hinge.

Preferably, a fourth connecting point is arranged on the left sliding block, and a fifth connecting point is arranged on the right sliding block of the right hinge; the other ends of the first connecting rod and the second connecting rod are respectively connected with the fourth connecting point and the fifth connecting point.

Compared with the prior art, the utility model has the advantages that the standard air cylinder, the air cylinder connecting plate, the first connecting rod, the second connecting rod, the left hinge and the right hinge are arranged, so that the two door plates can be driven to be opened or closed simultaneously by only one standard air cylinder through mechanical transmission; the cylinder drives the cylinder connecting plate, first connecting rod and second connecting rod motion, the cylinder connecting plate size is less relatively, the rotation angle of first connecting rod and second connecting rod is less relatively, whole transmission's motion range is not big, and transmission is in the top of door plant, transmission only is connected with the door plant installed part through the sliding shaft, the door plant installed part can be hidden as the ornament on the door plant, also can be connected the sliding shaft directly with the door plant, be convenient for hide holistic transmission, the whole that does not influence the door body is pleasing to the eye.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a gantry structure according to the present invention;

FIG. 3 is a schematic view of a standard cylinder configuration according to the present invention;

FIG. 4 is a schematic diagram of a cylinder connecting plate structure according to the present invention;

FIG. 5 is a schematic view of the left hinge structure of the present invention;

FIG. 6 is a schematic view of a roller structure according to the present invention.

Reference numerals:

1. a gantry; 11. a first pin; 12. a support point; 13. a second pin; 2. a standard cylinder; 21. a first fisheye joint; 22. a knuckle bearing; 3. a cylinder connecting plate; 31. a first connection point; 32. a second connection point; 33. a hole; 34. a third connection point; 4. a first link; 5. a second link; 6. a left hinge; 61 left horizontal guide rail; 62. a left slider; 63. a left arc-shaped chute; 64. a left slide shaft; 65. a left door panel mount; 66. a fourth connection point; 7. and a right hinge.

Detailed Description

The technical features mentioned above are combined with each other to form various embodiments which are not listed above, and all of them are regarded as the scope of the present invention described in the specification; also, modifications and variations may be suggested to those skilled in the art in light of the above teachings, and it is intended to cover all such modifications and variations as fall within the true spirit and scope of the utility model as defined by the appended claims.

In order to facilitate an understanding of the utility model, the utility model is described in more detail below with reference to the accompanying drawings and specific examples. Preferred embodiments of the present invention are illustrated in the accompanying drawings; this invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present; when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present; the terms "vertical," "horizontal," "left," "right," and the like as used herein are for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs; the terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

The present invention will be described in detail with reference to the accompanying drawings.

Example 1: as shown in fig. 1, an automatic opening and closing hinge for a split door is provided with a portal frame 1, a standard cylinder 2, a cylinder connecting plate 3, a first connecting rod 4, a second connecting rod 5, a left hinge 6 and a right hinge 7; a first pin 11 is arranged at the top of one end of the portal frame, a support table 12 is arranged in the middle of the rear side of the portal frame, and a second pin 13 is arranged on the support table; the movable end of the standard cylinder 2 is provided with a first fisheye joint 21, and a joint bearing 22 is sleeved in the first fisheye joint; the fixed end of the standard cylinder is connected with the first pin 11, and the first fisheye joint 21 is connected with the cylinder connecting plate 3; a first connecting point 31, a second connecting point 32, a hole 33 and a third connecting point 34 are sequentially arranged on the cylinder connecting plate 3, a bearing is arranged in the hole 33, the bearing in the hole 33 is sleeved on the second pin 13, and a joint bearing 22 in the first fisheye joint 21 is sleeved on the first connecting point; the second connection point 32 and the third connection point 34 are symmetrically distributed on two sides of the hole 33; the first connecting rod 4 and the second connecting rod 5 are consistent in structure, the middle of the first connecting rod is a double-end connecting rod, two ends of the first connecting rod are both provided with second fisheye joints, and the second fisheye joints are consistent with the first fisheye joints in structure; one end of the first connecting rod is connected 34 with the third connecting point, and the other end is connected with the left hinge 6; one end of the second connecting rod is connected with the second connecting point 32, and the other end of the second connecting rod is connected with the right hinge 7; the left hinge and the right hinge are respectively arranged at the left end and the right end of the portal frame; the left hinge 6 is provided with a left horizontal guide rail 61, a left slide block 62, a left arc-shaped slide groove 63, a left slide shaft 64 and a left door panel mounting piece 65; the left horizontal guide rail 61 is arranged at the rear side of the left end of the portal frame 1, the left slide block 62 is connected with the left horizontal guide rail 61 in a sliding way, the left arc-shaped slide groove 63 is arranged on the left slide block 62, the left slide shaft 64 penetrates through the arc-shaped groove of the left arc-shaped slide groove 63, the ball is arranged in the left arc-shaped slide groove, and the left slide shaft is contacted with the ball in the left arc-shaped slide groove; a left door panel mounting member 65 is mounted on the bottom of the left slide shaft; a fourth connecting point 66 is arranged on the left sliding block; the left hinge is consistent with the right hinge in structure, and a fifth connecting point is arranged on a right sliding block of the right hinge; the first connecting rod is connected with the fourth connecting point of the left hinge, and the second connecting rod is connected with the fifth connecting point of the right hinge; when the expansion end of standard cylinder extends or contracts, the cylinder connecting plate uses the second round pin post as axle horizontal hunting, cylinder connecting plate horizontal hunting drives first connecting rod and the motion of second connecting rod, because the cylinder connecting plate uses the second round pin post to swing along the circumferencial direction as the axle, second tie point and third tie point are located the both sides of second round pin post, so first connecting rod and second connecting rod can be to opposite direction motion, first connecting rod and second connecting rod can drive left slider and right slider to opposite direction or relative direction motion simultaneously, the door plant is installed on the door plant mounting panel, when the door-hinge on the door plant moves on the arc track of injecing, left and right sliding shaft slides in left and right arc spout, drive 90 rotations of door plant, realize opening, closing of door plant.

Example 2: as shown in fig. 1, according to the lever principle, if the door panel is to be opened or closed, the closer the contact point of the power device and the door panel is to the door shaft, the larger the power needs to be provided; the power device in the project only needs to push the air cylinder connecting plate to rotate, the second pin column is used as a fulcrum, the force provided by the air cylinder is transmitted to the door plate through the first connecting rod and the second connecting rod, and the size of the power required by the power device is irrelevant to the distance between the connecting point and the door shaft; the standard air cylinder only needs to provide force for pushing the air cylinder connecting plate to rotate.

Example 3: as shown in fig. 2 to 4, a conventional side-by-side door generally uses two power devices to drive a door body to move or a transmission device driven by one power device has an excessively large movement range; the packaging and hiding are not easy, and the appearance is influenced; in the project, the cylinder connecting plate is arranged on the second pin column, and when the standard cylinder pushes the first connecting point to move, the cylinder connecting plate swings left and right along the circumferential direction by taking the second pin column as an axis, so that the movement range is relatively small; the cylinder connecting plate drives the first connecting rod and the second connecting rod to move in the horizontal direction through the second connecting point and the third connecting point, and the relative movement range is small; only one power device is needed to drive the two door panels to be opened and closed simultaneously, and the power device and the transmission device are arranged above the door panels, so that the door panels are convenient to package and hide.

The working principle of the utility model is as follows: when the movable end of the standard cylinder extends, the standard cylinder drives a first connecting point of a cylinder connecting plate to move rightwards, the cylinder connecting plate takes the second pin column as an axis, and the first connecting point swings rightwards along the circumferential direction; the cylinder connecting plate drives the first connecting rod to move leftwards, the first connecting rod pushes the left sliding block to slide leftwards, the left door panel mounting plate drives the door body and the door shaft to slide leftwards and backwards along the limited arc-shaped track, the left door panel mounting plate moves leftwards and backwards to push the sliding shaft to move along the arc-shaped slide way of the left arc-shaped sliding groove, so that the left door panel rotates 90 degrees, and the left door body is closed; similarly, when the second connecting rod drives the right sliding block to move rightwards, the right door panel mounting plate drives the door body and the door shaft to move rightwards and backwards along the limited arc-shaped track, the right door panel mounting plate moves rightwards and backwards to push the sliding shaft to move along the arc-shaped slide way of the right arc-shaped sliding groove so as to enable the door panel to rotate 90 degrees, and the right door body is closed; when the movable end of the standard cylinder contracts, the stress directions of the sliding block and the door body are opposite, and the door body can be driven to open.

The above features are combined with each other to form various embodiments not listed above, and all of them are regarded as the scope of the present invention described in the specification; further, modifications and variations may be suggested to those skilled in the art in light of the above teachings, and it is intended to cover all such modifications and variations as fall within the scope of the appended claims.

Claims

1. An automatic opening and closing type hinge for a split door is characterized by comprising a portal frame, a standard cylinder, a cylinder connecting plate, a first connecting rod, a second connecting rod, a left hinge and a right hinge; a first pin column is arranged at one end of the portal frame, the fixed end of the standard air cylinder is connected with the first pin column, and the movable end of the standard air cylinder is connected with the air cylinder connecting plate; a support table is arranged in the middle of the rear side of the portal frame, a second pin is arranged on the support table, and the cylinder connecting plate is arranged on the second pin; the left hinge and the right hinge are respectively arranged at the left end and the right end of the portal frame; one end of the first connecting rod is connected with the air cylinder connecting plate, and the other end of the first connecting rod is connected with the left hinge; one end of the second connecting rod is connected with the cylinder connecting plate, and the other end of the second connecting rod is connected with the right hinge; the connecting positions of the first connecting rod and the second connecting rod with the cylinder connecting plate are positioned on two sides of the second pin column.

2. The power hinge for a split door as claimed in claim 1, wherein a first pin is provided at the top of one end of the gantry for connecting to the fixed end of the standard cylinder; and a supporting point is arranged in the middle of the rear side of the portal frame, and a second pin column is arranged on the supporting point and used for mounting a cylinder connecting plate.

3. The hinge as claimed in claim 2, wherein the fixed end of the standard cylinder is mounted on the first pin, the movable end of the standard cylinder is provided with a first fisheye joint, a joint bearing is sleeved in the first fisheye joint, and the first fisheye joint is connected with the cylinder connecting plate.

4. The power hinge as claimed in claim 3, wherein the cylinder connecting plate is provided with a first connecting point, a second connecting point, a hole and a third connecting point in this order; the second connecting point and the third connecting point are symmetrically distributed on two sides of the hole; the joint bearing of the first fisheye joint is sleeved on the first connecting point, the bearing is sleeved in the hole, and the bearing is sleeved on the second pin column.

5. The power hinge as claimed in claim 4, wherein the first link has a double-headed link at the middle thereof, and the first link has second fisheye joints at both ends thereof; the second fisheye joint is in accordance with the first fisheye joint structure; the second connecting rod is consistent with the first connecting rod in structure; one end of the first connecting rod and one end of the second connecting rod are respectively connected with the third connecting point and the second connecting point.

6. The automatic opening and closing hinge for a split door according to claim 1, wherein said left hinge is provided with a left horizontal guide rail, a left slider, a left arc-shaped chute, a left sliding shaft and a left door panel mounting member; the left horizontal guide rail is arranged on the rear side of the left end of the portal frame, the left sliding block is connected with the left horizontal guide rail in a sliding manner, the left arc-shaped sliding groove is arranged on the left sliding block, the left sliding shaft penetrates through the arc-shaped groove of the left arc-shaped sliding groove, the left arc-shaped sliding groove is internally provided with a ball, and the left sliding shaft is in contact with the ball in the left arc-shaped sliding groove; the left door panel mounting piece is mounted at the bottom of the left sliding shaft; the left hinge and the right hinge are consistent in structure and are respectively installed at the left end and the right end of the portal frame.

7. The power split hinge as claimed in claim 6, wherein the left slider has a fourth connecting point and the right slider of the right hinge has a fifth connecting point; the other ends of the first connecting rod and the second connecting rod are respectively connected with the fourth connecting point and the fifth connecting point.