Manual opening device of automatic door

Abstract

The manual opening device of the automatic door comprises a door frame, a shell is fixedly connected to the top of the door frame, door plates are movably connected to the two sides of the door frame, linkage assemblies connected with the door plates are arranged in the shell, receding openings are formed in the tops of the door plates, sliding blocks are movably connected into the receding openings, and the sliding blocks are movably connected with the door plates. One side of the sliding block is fixedly connected with a spring, the spring is fixed with the door plate, one side of the sliding block is fixedly connected with a fixing block, one side of the fixing block is provided with two fixing balls, the two sides of the door frame are fixedly connected with fixing rods, one side of each fixing rod is provided with a clamping groove, and the fixing balls are clamped with the clamping grooves. The position of the opened door plate can be fixed, collision caused by accidental closing of the door plate to personnel is avoided, the rotating position of the door plate can be limited and positioned through the check block, and excessive movement of the door plate is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of automatic doors, in particular to a manual opening device for automatic doors. Background Art

[0002] Automatic doors are control units that can recognize a person approaching a door as a signal to open the door, and open the door through a drive system. They are widely used in various shopping malls and stores.

[0003] When the power supply of an automatic door is accidentally disconnected, it is usually opened manually by personnel. When the power supply is restored, the door will automatically close. If a person passes by at this time, a collision may easily occur, causing injury to the person passing by, posing a safety hazard. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a manual opening device for an automatic door.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A manual opening device for an automatic door comprises a door frame, wherein the top of the door frame is fixedly connected to a shell, both sides of the door frame are movably connected to door panels, and a linkage component connected to the door panels is provided inside the shell, a avoidance opening is provided at the top of the door panel, a slider is movably connected in the avoidance opening, one side of the slider is fixedly connected to a spring, and the spring is fixed to the door panel, one side of the slider is fixedly connected to a fixing block, one side of the fixing block is equipped with two fixing balls, both sides of the door frame are fixedly connected to fixing rods, one side of the fixing rods is provided with a slot, and the fixing balls are engaged with the slot, an avoidance groove is provided inside the fixing rod, and the fixing block is located inside the avoidance groove.

[0007] As a further solution of the utility model, the linkage assembly includes a rotating shaft, which is rotatably connected to the inside of the shell, and both ends of the rotating shaft are keyed to the second bevel gear. The top of the door frame is movably connected to two rotating rods, and the rotating rods are fixed to the top of the door panel, and the top of the rotating rods is keyed to the first bevel gear, and the first bevel gear is meshed with the second bevel gear.

[0008] As a further solution of the utility model, a sliding rod is fixedly connected in the avoidance opening, and the sliding block is slidably connected to the sliding rod.

[0009] As a further solution of the utility model, the spring is sleeved on the outer side of the slide rod.

[0010] As a further solution of the utility model, a stopper is fixedly connected to one side of the door panel, and the stopper is in contact with the fixing rod.

[0011] As a further solution of the utility model, a pull plate is fixedly connected to an outer wall of one side of the sliding block.

[0012] As a further solution of the present invention, a handle is installed on one side of the door panel.

[0013] The beneficial effects of the utility model are:

[0014] 1. Through the coordinated use of the fixed ball and the card slot, the position of the door panel after opening is fixed, avoiding collision with personnel caused by accidental closing of the door panel, thereby improving the safety of the device.

[0015] 2. By setting the stopper, the stopper can limit and position the rotation position of the door panel, avoid excessive movement of the door panel, and improve the stability of the device.

[0016] 3. Through the setting of the slide bar, the slide bar can guide the slider so that it can move stably, thereby improving the stability of the slider movement. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a three-dimensional structural schematic diagram of a manual opening device for an automatic door proposed by the utility model;

[0018] Figure 2 This is a partial cross-sectional structural schematic diagram of a manual opening device for an automatic door proposed by the utility model;

[0019] Figure 3 This is an enlarged structural diagram of part A of a manual opening device for an automatic door proposed by the utility model;

[0020] Figure 4 This is a schematic diagram of the enlarged structure of part B of a manual opening device for an automatic door proposed by the utility model.

[0021] In the figure: 1. door frame; 2. door panel; 3. fixing rod; 4. housing; 5. rotating rod; 6. rotating shaft; 7. first bevel gear; 8. second bevel gear; 9. stopper; 10. avoidance opening; 11. slide block; 12. avoidance groove; 13. slot; 14. fixing block; 15. fixing ball; 16. pull plate; 17. slide bar; 18. spring. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. The described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, other embodiments obtained by ordinary technicians in this field without making creative work are all within the scope of protection of the utility model.

[0023] Reference Figure 1-Figure 4 A manual opening device for an automatic door comprises a door frame 1, a housing 4 is fixed to the top of the door frame 1 by bolts, door panels 2 are rotatably connected to both sides of the door frame 1, and a linkage assembly connected to the door panels 2 is arranged inside the housing 4, a position avoidance opening 10 is arranged on the top of the door panel 2, a slider 11 is slidably connected to the position avoidance opening 10, a spring 18 is welded to one side of the slider 11, and the spring 18 is fixed to the door panel 2, a fixing block 14 is fixed to one side of the slider 11 by bolts, and two fixing balls 15 are installed on one side of the fixing block 14, and both sides of the door frame 1 are fixed by bolts. A fixing rod 3 is fixed, a slot 13 is provided on one side of the fixing rod 3, and a fixing ball 15 is engaged with the slot 13, a avoidance slot 12 is provided inside the fixing rod 3, and a fixing block 14 is located inside the avoidance slot 12. After the door panel 2 is opened, the stopper 9 contacts the fixing rod 3, and the staff pushes the slider 11 to move it along the avoidance opening 10 to the inside of the avoidance opening 10, and the fixing ball 15 moves to the inside of the slot 13, and the spring 18 is extended, thereby fixing the position of the door panel 2 to avoid collision with personnel caused by accidental closing of the door panel 2.

[0024] In the present utility model, it should be noted that the linkage assembly includes a rotating shaft 6, which is rotatably connected to the inside of the housing 4, and both ends of the rotating shaft 6 are key-connected with the second bevel gear 8. The top of the door frame 1 is rotatably connected to two rotating rods 5, and the rotating rod 5 is fixed to the top of the door panel 2. The top of the rotating rod 5 is key-connected with the first bevel gear 7, and the first bevel gear 7 is meshed with the second bevel gear 8. When one door panel 2 is opened, the door panel 2 rotates and drives the rotating rod 5 at its top to rotate, so that the first bevel gear 7 drives the second bevel gear 8 to rotate. At this time, the rotating shaft 6 rotates, thereby causing the other The door panel 2 is rotated to open, and a sliding rod 17 is fixed in the avoidance opening 10 by bolts, and the slider 11 is slidably connected to the sliding rod 17, and the spring 18 is sleeved on the outer side of the sliding rod 17. The sliding rod 17 can guide the slider 11 so that it can move stably. A stopper 9 is fixed on one side of the door panel 2 by bolts, and the stopper 9 is in contact with the fixed rod 3. The stopper 9 can limit and position the rotating position of the door panel 2. A pull plate 16 is fixed on the outer wall of one side of the slider 11 by bolts, which is convenient for the staff to pull the slider 11. A handle is installed on one side of the door panel 2.

[0025] Working principle: When the opened door panel 2 needs to be fixed, the stopper 9 on the opened door panel 2 first contacts the fixing rod 3, and the staff pushes the slider 11 to move it along the avoidance opening 10, and the fixing block 14 moves to the inside of the avoidance opening 10, and the fixing ball 15 moves to the inside of the slot 13, and the spring 18 stretches, thereby fixing the position of the door panel 2.

[0026] In addition, the terms "installation", "setting", "connection" and "socketing" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral structure; it can be a mechanical connection or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be an internal connection between two devices, elements or components. Those skilled in the art can understand the specific meanings of the above terms in this application according to specific circumstances.

Claims

1. A manual opening device for an automatic door, comprising a door frame (1), characterized in that: The top of the door frame (1) is fixedly connected to a shell (4), both sides of the door frame (1) are movably connected to door panels (2), and a linkage assembly connected to the door panels (2) is provided inside the shell (4), a position avoidance opening (10) is provided at the top of the door panel (2), a slider (11) is movably connected inside the position avoidance opening (10), one side of the slider (11) is fixedly connected to a spring (18), and the spring (18) is fixed to the door panel (2), one side of the slider (11) is fixedly connected to a fixing block (14), one side of the fixing block (14) is installed with two fixing balls (15), both sides of the door frame (1) are fixedly connected to a fixing rod (3), one side of the fixing rod (3) is provided with a slot (13), and the fixing balls (15) are snap-fitted with the slot (13), a position avoidance groove (12) is provided inside the fixing rod (3), and the fixing block (14) is located inside the position avoidance groove (12).

2. A manual opening device for an automatic door according to claim 1, characterized in that: The linkage assembly comprises a rotating shaft (6), the rotating shaft (6) is rotatably connected to the inside of the housing (4), both ends of the rotating shaft (6) are key-connected to the second bevel gear (8), the top of the door frame (1) is movably connected to two rotating rods (5), and the rotating rods (5) are fixed to the top of the door panel (2), the top of the rotating rod (5) is key-connected to the first bevel gear (7), and the first bevel gear (7) is meshed with the second bevel gear (8).

3. A manual opening device for an automatic door according to claim 1, characterized in that: A sliding rod (17) is fixedly connected inside the avoidance opening (10), and the sliding block (11) is slidably connected to the sliding rod (17).

4. A manual opening device for an automatic door according to claim 3, characterized in that: The spring (18) is sleeved on the outer side of the slide rod (17).

5. The manual opening device for an automatic door according to claim 1, characterized in that: A stopper (9) is fixedly connected to one side of the door panel (2), and the stopper (9) is in contact with the fixing rod (3).

6. A manual opening device for an automatic door according to claim 1, characterized in that: A pull plate (16) is fixedly connected to an outer wall of one side of the sliding block (11).

7. A manual opening device for an automatic door according to claim 1, characterized in that: A handle is installed on one side of the door panel (2).

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