Middle-mounted electronic limiting industrial door opener

Abstract

The utility model discloses a centrally-mounted electronic limit industrial door opener which comprises a top plate, two lead screws which are distributed side by side in the left-right direction and are opposite in rotation direction are arranged above the top plate, the opposite ends of the two lead screws are fixedly connected with first bevel gears respectively, the two first bevel gears are jointly meshed with a second bevel gear, and the second bevel gear is meshed with a third bevel gear. The second bevel gear is fixedly connected to one end of a rotating shaft, and the other end of the rotating shaft penetrates through an electronic limiting mechanism and is fixedly connected with the output end of a gear motor. The two lead screws are in threaded connection with moving blocks correspondingly, the bottoms of the moving blocks are fixedly connected with connecting plates, the bottoms of the connecting plates are fixedly connected with a door body mounting frame, and the door body mounting frame is fixedly connected to the center of the top of the door body. By arranging the electronic limiting mechanism and adopting an electronic limiting mode, the precision and accuracy of limiting control are improved, the situation that the door body is excessively opened or not closed in place is effectively prevented, and the performance is reliable.

Description

Technical Field

[0001] The utility model relates to the technical field of door openers, in particular to a centrally mounted electronic limit industrial door opener. Background Art

[0002] Door openers play an important role in modern life and are often used in various areas where doors need to be opened and closed automatically after receiving a signal. Among them, sliding door openers are door openers that receive external signals through signal components such as infrared sensors to determine whether there are people or objects and control the opening and closing of the door through motors. Most existing industrial door openers use mechanical limiters, which are difficult to ensure the accuracy and precision of opening and closing. It is easy for the door to be over-opened or not closed properly, and the practicality is poor.

[0003] Based on the above situation, the utility model proposes a centrally mounted electronic limit industrial door opener, which can effectively solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a central electronic limit industrial door opener. The utility model provides a central electronic limit industrial door opener, which improves the precision and accuracy of limit control by setting an electronic limit mechanism and adopting an electronic limit method, effectively preventing the door from being over-opened or not fully closed, and has reliable performance.

[0005] The utility model is realized by the following technical solutions:

[0006] A centrally mounted electronic limited industrial door opener comprises a top plate, above which are arranged two screw rods which are arranged in parallel on the left and right and rotate in opposite directions, the opposite ends of the two screw rods are respectively fixedly connected with a first bevel gear, the two first bevel gears are commonly meshed and connected with a second bevel gear, the second bevel gear is fixedly connected to one end of a rotating shaft, the other end of the rotating shaft passes through an electronic limit mechanism and is fixedly connected to an output end of a reduction motor; the two screw rods are respectively threadedly connected with a moving block, the bottom of the moving block is fixedly connected with a connecting plate, the bottom of the connecting plate is fixedly connected with a door body mounting frame, and the door body mounting frame is fixedly connected at the top center position of the door body.

[0007] According to the above technical scheme, as a further preferred technical scheme of the above technical scheme, the electronic limit mechanism includes a shell, a limit gear is arranged inside the shell, the limit gear is fixedly connected to the outside of the rotating shaft, an electric cylinder fixedly connected to the inner top of the shell is arranged above the limit gear, the telescopic end of the electric cylinder is fixedly connected to the limit plate, and a plurality of limit teeth are fixedly connected to the bottom of the limit plate; the limit teeth are engaged with the limit gear.

[0008] According to the above technical solution, as a further preferred technical solution of the above technical solution, the electronic limiting mechanism also includes a Hall element, and the Hall element is fixedly connected to the inner top of the shell.

[0009] According to the above technical solution, as a further preferred technical solution of the above technical solution, both sides of the screw rod are rotatably connected with a rotating seat respectively, and the rotating seat is fixedly connected to the top plate.

[0010] According to the above technical solution, as a further preferred technical solution of the above technical solution, through holes for the connection plates to pass through are respectively opened on both sides of the top plate.

[0011] Compared with the prior art, the utility model has the following advantages and beneficial effects:

[0012] The utility model provides a center-mounted electronic limit industrial door opener, which improves the precision and accuracy of limit control by setting an electronic limit mechanism and adopting an electronic limit method, effectively preventing the door from being over-opened or not closed properly, and has reliable performance. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 This is a schematic diagram of the overall structure of the utility model from another angle;

[0015] Figure 3 It is a schematic diagram of the internal structure of the electronic limiting mechanism of the utility model. DETAILED DESCRIPTION

[0016] In order to enable those skilled in the art to better understand the technical solution of the utility model, the preferred implementation scheme of the utility model is described below in conjunction with specific embodiments. However, it should be understood that the drawings are only used for illustrative purposes and cannot be understood as a limitation on this patent. In order to better illustrate this embodiment, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of the actual product. For those skilled in the art, it is understandable that some well-known structures and their descriptions in the drawings may be omitted. The positional relationship described in the drawings is only used for illustrative purposes and cannot be understood as a limitation on this patent.

[0017] A centrally mounted electronic limited industrial door opener comprises a top plate 1, above which are arranged two screw rods 2 which are arranged in parallel on the left and right and rotate in opposite directions, the opposite ends of the two screw rods 2 are respectively fixedly connected with a first bevel gear 3, the two first bevel gears 3 are commonly meshed and connected with a second bevel gear 11, the second bevel gear 11 is fixedly connected to one end of a rotating shaft 4, the other end of the rotating shaft 4 passes through an electronic limit mechanism 5 and is fixedly connected to the output end of a reduction motor 6; the two screw rods 2 are respectively threadedly connected with a moving block 7, the bottom of the moving block 7 is fixedly connected with a connecting plate 8, the bottom of the connecting plate 8 is fixedly connected with a door body mounting frame 9, and the door body mounting frame 9 is fixedly connected at the top center position of a door body 10.

[0018] The utility model provides an electronic limit mechanism 5 and adopts an electronic limit method to improve the precision and accuracy of limit control, effectively prevent the door body 10 from being over-opened or not fully closed, and has reliable performance.

[0019] Further, in another embodiment, the electronic limit mechanism 5 includes a housing 501, a limit gear 502 is arranged inside the housing 501, the limit gear 502 is fixedly connected to the outside of the rotating shaft 4, an electric cylinder 503 fixedly connected to the inner top of the housing 501 is arranged above the limit gear 502, the telescopic end of the electric cylinder 503 is fixedly connected to the limit plate 504, and the bottom of the limit plate 504 is fixedly connected with a plurality of limit teeth 505; the limit teeth 505 are engaged with the limit gear 502. The electronic limit mechanism 5 also includes a Hall element 506, which is fixedly connected to the inner top of the housing 501.

[0020] By setting up an electronic limit mechanism 5, the Hall element 506 of the electronic limit mechanism 5 can accurately detect the number of rotations of the rotating shaft 4, so as to calculate the door opening stroke, and control the limit plate 504 to move up and down through the electric cylinder 503, so that the limit tooth 505 on the limit plate 504 can quickly and accurately limit the limit gear 502, and can also quickly release the limit of the limit gear 502, thereby improving the precision and accuracy of the device.

[0021] Furthermore, in another embodiment, two sides of the screw rod 2 are rotatably connected to a rotating seat 12 , and the rotating seat 12 is fixedly connected to the top plate 1 .

[0022] Furthermore, in another embodiment, through holes 101 for the connecting plate 8 to pass through are respectively formed on both sides of the top plate 1 .

[0023] According to the description and drawings of the utility model, those skilled in the art can easily manufacture or use the centrally mounted electronic position-limited industrial door opener of the utility model, and can produce the positive effects recorded in the utility model.

[0024] Unless otherwise specified, in the present invention, the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicating orientation or positional relationships are based on the orientation or positional relationships shown in the drawings, which are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation. Therefore, the terms describing the orientation or positional relationship in the present invention are only used for illustrative purposes and cannot be understood as limitations on this patent. For ordinary technicians in this field, the specific meanings of the above terms can be understood in conjunction with the drawings and according to specific circumstances.

[0025] Unless otherwise specified and limited, in the present invention, the terms "disposed", "connected" and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0026] The above description is only a preferred embodiment of the present invention and does not limit the present invention in any form. Any simple modification or equivalent changes made to the above embodiments based on the technical essence of the present invention shall fall within the protection scope of the present invention.

Claims

1. A centrally mounted electronic limited industrial door opener, characterized in that: The invention comprises a top plate (1), wherein two screw rods (2) are arranged on the top of the top plate (1) and are arranged in parallel on the left and right sides and rotate in opposite directions. The opposite ends of the two screw rods (2) are respectively fixedly connected with a first bevel gear (3). The two first bevel gears (3) are commonly meshed and connected with a second bevel gear (11). The second bevel gear (11) is fixedly connected to one end of a rotating shaft (4). The other end of the rotating shaft (4) passes through an electronic limiting mechanism (5) and is fixedly connected to the output end of a reduction motor (6). The two screw rods (2) are respectively threadedly connected with a moving block (7). The bottom of the moving block (7) is fixedly connected with a connecting plate (8). The bottom of the connecting plate (8) is fixedly connected with a door body mounting frame (9). The door body mounting frame (9) is fixedly connected at the top center position of the door body (10).

2. The centrally mounted electronic limited industrial door opener according to claim 1 is characterized in that: The electronic limit mechanism (5) comprises a shell (501), a limit gear (502) is arranged inside the shell (501), the limit gear (502) is fixedly connected to the outside of the rotating shaft (4), an electric cylinder (503) is arranged above the limit gear (502) and is fixedly connected to the inner top of the shell (501), the telescopic end of the electric cylinder (503) is fixedly connected to the limit plate (504), and the bottom of the limit plate (504) is fixedly connected to a plurality of limit teeth (505); the limit teeth (505) are engaged with the limit gear (502).

3. The centrally mounted electronic limited industrial door opener according to claim 1 is characterized in that: The electronic limiting mechanism (5) further comprises a Hall element (506), and the Hall element (506) is fixedly connected to the inner top of the housing (501).

4. The central electronic limit industrial door opener according to claim 1 is characterized by: The two sides of the screw rod (2) are rotatably connected to a rotating seat (12), and the rotating seat (12) is fixedly connected to the top plate (1).

5. The centrally mounted electronic limited industrial door opener according to claim 1 is characterized in that: Through holes (101) for the connecting plate (8) to pass through are respectively provided on both sides of the top plate (1).

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