Novel door head control device for elevator

Abstract

The invention relates to the field of elevator accessories, in particular to a novel door head control device for an elevator. A novel door head control device for an elevator comprises a bottom plate assembly, a left hanging plate assembly, a right hanging plate assembly, a door lock hook assembly, a rolling wheel assembly, a linkage steel wire rope wheel assembly, a linkage steel wire rope assembly, a heavy hammer assembly, a heavy hammer rope wheel assembly and a middle lock box assembly. A left hanging plate assembly and a right hanging plate assembly are arranged on the hanging plate, wheel bodies a are arranged on the two sides of the upper portion of the left hanging plate assembly, lower leaning wheel bodies a are arranged on the two sides of the lower portion of the left hanging plate assembly, the wheel bodies a and the lower leaning wheel bodies a make contact with the hanging plate, wheel bodies b are arranged on the two sides of the upper portion of the right hanging plate assembly, and lower leaning wheel bodies b are arranged on the two sides of the lower portion of the right hanging plate assembly. The elevator door knife has the beneficial effects that the roller assembly and the door lock hook assembly are clamped by the knife arm of the elevator door knife, the door lock hook assembly lifts a door lock to be opened, a switch on the middle lock box assembly is disconnected from the plug assembly a on the lock hook plate, and the elevator door is electrically disconnected.

Description

Technical Field

[0001] The invention relates to the field of elevator accessories, in particular to a novel door head control device for an elevator. Background Art

[0002] The elevator door control device is used on the elevator floor door to control the opening and closing of the elevator floor door. The current design is complex and inconvenient to operate. If the design is unreasonable, frequent maintenance and short service life will occur. The service life and maintenance cost should be considered. Summary of the invention

[0003] In order to solve the above technical problems of complex design, short service life and maintenance cost, the present invention provides a novel elevator door head control device.

[0004] The technical solution of the present invention is as follows: A novel elevator door head control device comprises a bottom plate assembly, a left hanging plate assembly, a right hanging plate assembly, a door lock hook assembly, a roller assembly, a linkage wire rope wheel assembly, a linkage wire rope assembly, a weight assembly, a weight rope wheel assembly and an intermediate lock box assembly, wherein the bottom plate assembly protrudes outward at the bottom to form a hanging plate, and a left hanging plate assembly and a right hanging plate assembly are arranged on the hanging plate, a wheel body a is arranged on both sides of the upper part of the left hanging plate assembly, a lower supporting wheel body a is arranged on both sides of the lower part of the left hanging plate assembly, and the wheel body a and the lower supporting wheel body a are both in contact with the hanging plate, a wheel body b is arranged on both sides of the upper part of the right hanging plate assembly, and a lower supporting wheel body a is arranged on both sides of the lower part of the right hanging plate assembly There is a lower supporting wheel body b, and the wheel body b and the lower supporting wheel body b are in contact with the hanging plate. Linked wire rope wheel assemblies are arranged on both sides of the bottom plate assembly. The linked wire rope wheel assembly includes a rope wheel body a and a rope wheel body b. The left side opening at the lower part of the left hanging plate assembly is inwardly formed with a limit plate, a wire rope guide fixing plate is arranged on the left side of the opening, and a wire rope bracket is arranged on the right side of the opening. A bearing seat is arranged in the middle of the right side of the left hanging plate assembly, and a door lock hook assembly is arranged on the bearing seat. A door ball is arranged on the upper left side of the door lock hook assembly, and the door ball is located above the bearing seat. A roller assembly is arranged on the left side of the door ball, and a hook portion is arranged on the right side of the door lock hook assembly. The door lock hook assembly A mounting plate is provided on the right inner wall, a plug assembly a is provided on the mounting plate, a groove is provided on the left side of the hook, a lock box plate is provided in the groove, the lock box plate is installed in the middle lock box assembly, the middle lock box assembly is installed in the middle of the bottom plate assembly, the middle lock box assembly includes a lock box plate, a bayonet switch cover a and a bayonet switch cover b, the lock box plate body is Z-shaped, a vertical bayonet switch cover a is provided on the vertical plate of the lock box plate, a horizontal bayonet switch cover b is provided on the horizontal plate of the lock box plate, the plug assembly a touches the bayonet switch cover b through movement, a secondary lock hook plate is provided on the right side of the bayonet switch cover a, and the inner side of the secondary lock hook plate A plug assembly b is provided, which touches the bayonet switch cover a through movement, a horizontal hook plate is provided on the outer side of the auxiliary lock hook plate, a wire rope pull plate is provided at the lower part of the right hanging plate assembly, a rope pulley body a and a rope pulley body b are provided on both sides of the hanging plate, one end of the first rope head is fixed on the wire rope guide fixing plate, and the other end is connected to the wire rope pull plate through the rope pulley body a, the second rope head on the wire rope pull plate is fixed to the wire rope bracket through the rope pulley body b, a weight pulley assembly is provided at the lower middle part of the right hanging plate assembly, a weight pulley assembly is provided on the weight pulley assembly, and the rope on the weight pulley assembly passes around the left hanging plate assembly of the weight pulley assembly.

[0005] A shaft sleeve is arranged inside the gate ball.

[0006] The door lock hook assembly is fixed on the left hanging plate through a shaft retaining ring, and the roller assembly, the wire rope guide fixing plate and the wire rope bracket are fixed on the left hanging plate through bolts.

[0007] The weight rope wheel assembly is provided with an anti-drop bracket, the anti-drop bracket and the weight rope wheel assembly are fixed to the right hanging plate assembly by bolts, and the auxiliary lock hook plate and the wire rope pull plate are fixed to the right hanging plate assembly by bolts.

[0008] The upper plate body of the auxiliary lock hook plate is at a vertical angle to the right hanging plate assembly, the middle plate body of the auxiliary lock hook plate is fixed on the right hanging plate assembly, the lower plate body of the auxiliary lock hook plate is a hook plate, and the hook plate is at a vertical angle to the right hanging plate assembly.

[0009] A spring is arranged between the upper part of the left hanging plate assembly and the right side of the bottom plate assembly.

[0010] The technical solution of the present invention has a novel structure and an ingenious and simple design. The knife arm of the elevator door clamps the roller assembly and the door lock hook assembly, so that the door lock hook assembly lifts the door lock to open, the switch on the intermediate lock box assembly is disconnected from the plug assembly a on the lock hook plate, and the elevator door is electrically disconnected; the weight hammer assembly drives the left hanging plate assembly and the right hanging plate assembly to slide toward the middle of the bottom plate assembly through the linkage wire rope assembly under the action of gravity, and when the door lock hook assembly slides and hooks the lock hook of the auxiliary contact assembly of the right hanging plate assembly, the switch of the intermediate lock box assembly is connected with the plug assembly b on the door lock hook assembly and the right hanging plate assembly, the elevator door is connected, and the elevator door is completely closed. The operation is convenient and effective, mainly relying on the friction of the wheel on the hanging plate. A large number of wheels can share the pressure, extend the service life, and have low cost and convenient maintenance and replacement. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the structure of the present invention; Figure 2 , 3 4 is a schematic diagram of the structure of the present invention in a closed state; Figure 5 , 6 , 7, and 8 are schematic diagrams of the structure of the present invention in the closed state; Fig. 9 is a schematic structural diagram of a base plate assembly of the present invention; Fig.10 , 11 It is a schematic diagram of the structure of the present invention without the bottom plate assembly; Fig.12 It is a structural schematic diagram of the present invention without the lock box plate. DETAILED DESCRIPTION

[0012] The present invention will be further described below in conjunction with the accompanying drawings and embodiments. Example

[0013] like Figure 1 , 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, a new type of elevator door head control device, including a bottom plate assembly 1, a left hanging plate assembly 2, a right hanging plate assembly 3, a door lock hook assembly 4, a roller assembly 5, a linkage wire rope wheel assembly 6, a linkage wire rope assembly 7, a heavy hammer assembly 8, a heavy hammer rope wheel assembly 9 and an intermediate lock box assembly 10, the bottom plate assembly 1 protrudes outward at the lower part to form a hanging plate 10, the hanging plate 10 is provided with a left hanging plate assembly 2 and a right hanging plate assembly 3, the left hanging plate assembly 2 is provided with a wheel body a on both sides of the upper inner wall, the left hanging plate assembly 2 is provided with a lower supporting wheel body a on both sides of the lower inner wall, the wheel body a and the lower supporting wheel body a are in contact with the hanging plate 10, and the right hanging plate assembly Wheel bodies b are provided on both sides of the upper inner wall of the right hanging plate assembly 3, lower supporting wheel bodies b are provided on both sides of the lower inner wall of the right hanging plate assembly 3, and the wheel bodies b and the lower supporting wheel bodies b are in contact with the hanging plate 10. Linked wire rope pulley assemblies 6 are provided on both sides of the bottom plate assembly 1, and the linked wire rope pulley assembly 6 includes a rope pulley body a6 and a rope pulley body b14. The left side opening of the lower left hanging plate assembly 2 is inwardly formed to form a limit plate, a wire rope guide fixing plate 11 is provided on the left side of the opening, and a wire rope bracket 12 is provided on the right side of the opening. A bearing seat is provided in the middle of the right side of the left hanging plate assembly 2, and a door lock hook assembly 4 is provided on the bearing seat. A door ball 15 is provided on the upper left side of the door lock hook assembly 4, and the door ball 15 is located above the bearing seat. A roller assembly 5 is provided on the left side of the door ball 15 A hook portion is provided on the right side of the door lock hook assembly 4, a mounting plate is provided on the inner wall on the right side of the door lock hook assembly 4, a plug assembly a is provided on the mounting plate, a groove is provided on the left side of the hook portion, a lock box plate is provided in the groove, the lock box plate is installed in the intermediate lock box assembly 10, the intermediate lock box assembly 10 is installed in the middle of the bottom plate assembly 1, the intermediate lock box assembly 10 includes a lock box plate, a bayonet switch cover a and a bayonet switch cover b, the lock box plate body is Z-shaped, a vertical bayonet switch cover a is provided on the vertical plate of the lock box plate, a horizontal bayonet switch cover b is provided on the horizontal plate of the lock box plate, the plug assembly a touches the bayonet switch cover b through movement, a secondary lock hook plate is provided on the right side of the bayonet switch cover a, and a plug assembly is provided inside the secondary lock hook plate Part b, the plug assembly b touches the bayonet switch cover a through movement, a horizontal hook plate is provided on the outer side of the auxiliary lock hook plate, a wire rope pull plate 13 is provided at the lower part of the right hanging plate assembly 3, and a rope wheel body a6 and a rope wheel body b14 are provided on both sides of the hanging plate. One end of the first rope head is fixed on the wire rope guide fixing plate 11, and the other end is connected to the wire rope pull plate 13 through the rope wheel body a6, and the second rope head on the wire rope pull plate 13 is fixed to the wire rope bracket 12 through the rope wheel body b14. A weight pulley assembly 9 is provided at the lower middle part of the right hanging plate assembly 3, and a weight assembly 8 is provided on the weight pulley assembly 9. The rope on the weight assembly 8 passes around the left hanging plate assembly 2 of the weight pulley assembly 9, and the wire rope pull plate 13 is located at the upper part.

[0014] A shaft sleeve is arranged inside the gate ball 15, which is also a wheel body.

[0015] The door lock hook assembly 4 is fixed to the left hanging plate 2 via a shaft retaining ring, and the roller assembly 5, the wire rope guide fixing plate 11, and the wire rope bracket 12 are fixed to the left hanging plate via bolts.

[0016] The weight rope pulley assembly 9 is provided with an anti-drop bracket, and the anti-drop bracket and the weight rope pulley assembly 9 are fixed to the right hanging plate assembly 3 by bolts, and the auxiliary lock hook plate and the wire rope pull plate 13 are fixed to the right hanging plate assembly 3 by bolts.

[0017] The upper plate of the auxiliary lock hook plate is at a vertical angle to the right hanging plate assembly 3, the middle plate of the auxiliary lock hook plate is fixed on the right hanging plate assembly 3, and the lower plate of the auxiliary lock hook plate is a hook plate, and the hook plate and the right hanging plate assembly 3 are at a vertical angle.

[0018] A spring is provided between the upper portion of the left hanging plate assembly 2 and the right side of the bottom plate assembly 1 to help return to position.

[0019] When in use, the base plate assembly 1 is fixed in the elevator shaft by expansion bolts through the mounting bracket, the left hanging plate assembly 2 is equipped with a door lock hook assembly 4 and a roller assembly 5, the right hanging plate assembly is equipped with a weight pulley assembly 9, the linkage wire rope pulley assembly 7 is installed at both ends of the base plate assembly 1, and the intermediate lock box assembly 10 is installed in the middle of the base plate assembly 1. The linkage wire rope assembly 7 bypasses the two ends of the linkage wire rope pulley assembly 6 and is respectively connected to the left hanging plate assembly 2 and the right hanging plate assembly 3 through fixing bolts and fixing brackets. One end of the weight assembly 8 is connected to the wire rope guide fixing plate 11 on the left hanging plate assembly 1 and bypasses the weight pulley assembly 8 and passes through the right hanging plate assembly 3. When the elevator reaches the leveling area of ​​the required floor, the elevator controller gives an instruction for the elevator motor to rotate, the motor drives the transmission belt, the transmission belt drives the elevator door knife, the elevator door knife arm clamps the roller assembly 5 and the door lock hook assembly 4, so that the door lock hook assembly 4 lifts the door lock to open, the switch on the intermediate lock box assembly 10 is disconnected from the plug assembly a on the lock hook plate, and the elevator door is electrically disconnected. The linkage wire rope assembly 7 is dragged to make the left hanging plate assembly 2 and the right hanging plate assembly 3 slide toward the two ends of the bottom plate assembly 1, and the weight assembly is also lifted up. When sliding to the limit sleeve, the left hanging plate assembly 2, the right hanging plate assembly 3, and the weight assembly 8 stop moving, the motor stops rotating, and the elevator door is fully opened. When the elevator door needs to be closed, the elevator controller gives an instruction to reverse the elevator motor, the motor reverses to drive the transmission belt, the transmission belt drives the elevator door knife, the door lock hook assembly 4 falls, and the weight assembly 8 drives the left hanging plate assembly 2 and the right hanging plate assembly 3 to slide toward the middle of the bottom plate assembly 1 through the linkage wire rope assembly 7 under the action of gravity. When the door lock hook assembly 4 slides and hooks the lock hook of the auxiliary contact assembly of the right hanging plate assembly 3, the switch of the intermediate lock box assembly 10 is connected with the plug assembly b on the door lock hook assembly 4 and the right hanging plate assembly 3, the elevator door is connected, and the elevator door is fully closed.

[0020] It should be understood that the above description is only a preferred embodiment of the present invention and is not sufficient to limit the technical solution of the present invention. For ordinary technicians in this field, within the spirit and principles of the present invention, additions, substitutions, changes or improvements can be made according to the above description, and all these additions, substitutions, changes or improved technical solutions should fall within the scope of protection of the claims attached to the present invention.

Claims

1. A novel elevator door head control device, comprising a base plate assembly (1), a left hanging plate assembly (2), a right hanging plate assembly (3), a door lock hook assembly (4), a roller assembly (5), a linkage wire rope pulley assembly (6), a linkage wire rope assembly (7), a weight assembly (8), a weight rope pulley assembly (9) and an intermediate lock box assembly (10), characterized in that: The bottom of the base plate assembly (1) protrudes outward to form a hanging plate (10), and the hanging plate (10) is provided with a left hanging plate assembly (2) and a right hanging plate assembly (3). Wheel bodies a are provided on both sides of the upper inner wall of the left hanging plate assembly (2), and lower supporting wheel bodies a are provided on both sides of the lower inner wall of the left hanging plate assembly (2). Both the wheel bodies a and the lower supporting wheel bodies a are in contact with the hanging plate (10). Both sides of the upper inner wall of the right hanging plate assembly (3) are provided with wheel bodies b, and both sides of the lower inner wall of the right hanging plate assembly (3) are provided with lower supporting wheel bodies b. Both the wheel bodies b and the lower supporting wheel bodies b are in contact with the hanging plate (10). Both sides of the base plate assembly (1) are provided with linkage wire rope wheel assemblies (6), and the linkage wire rope wheel assemblies (6) include The rope wheel body a (6) and the rope wheel body b (14), the left opening of the lower part of the left hanging plate assembly (2) is inwardly formed into a limit plate, the left side of the opening is provided with a wire rope guide fixing plate (11), the right side of the opening is provided with a wire rope bracket (12), the middle part of the right side of the left hanging plate assembly (2) is provided with a bearing seat, the bearing seat is provided with a door lock hook assembly (4), the upper left side of the door lock hook assembly (4) is provided with a door ball (15), the door ball (15) is located above the bearing seat, the left side of the door ball (15) is provided with a roller assembly (5), the right side of the door lock hook assembly (4) is provided with a hook part, the right side inner wall of the door lock hook assembly (4) is provided with a mounting plate, the mounting plate is provided with a plug assembly a, the left side of the hook part A groove is provided on the side, a lock box plate is clamped in the groove, the lock box plate is installed in the middle lock box assembly (10), the middle lock box assembly (10) is installed in the middle of the bottom plate assembly (1), the middle lock box assembly (10) comprises a lock box plate, a bayonet switch cover a and a bayonet switch cover b, the lock box plate body is in a Z shape, a vertical bayonet switch cover a is provided on the vertical plate of the lock box plate, a horizontal bayonet switch cover b is provided on the horizontal plate of the lock box plate, the plug assembly a touches the bayonet switch cover b through movement, a secondary lock hook plate is provided on the right side of the bayonet switch cover a, a plug assembly b is provided on the inner side of the secondary lock hook plate, the plug assembly b touches the bayonet switch cover a through movement, and a horizontal bayonet switch cover b is provided on the outer side of the secondary lock hook plate A hook plate in the direction of rotation, a wire rope pull plate (13) is provided at the lower part of the right hanging plate assembly (3), a rope wheel body a (6) and a rope wheel body b (14) are provided on both sides of the hanging plate, one end of the first rope head is fixed to the wire rope guide fixing plate (11), and the other end is connected to the wire rope pull plate (13) through the rope wheel body a (6), the second rope head on the wire rope pull plate (13) is fixed to the wire rope bracket (12) through the rope wheel body b (14), a weight pulley assembly (9) is provided at the middle lower part of the right hanging plate assembly (3), a weight pulley assembly (8) is provided on the weight pulley assembly (9), and the rope on the weight pulley assembly (8) is passed around the weight pulley assembly (9) and the left hanging plate assembly (2).

2. A novel elevator door control device according to claim 1, characterized in that: A shaft sleeve is arranged inside the gate ball (15).

3. A novel elevator door control device according to claim 1, characterized in that: The door lock hook assembly (4) is fixed to the left hanging plate (2) via a shaft retaining ring, and the roller assembly (5), the wire rope guide fixing plate (11), and the wire rope bracket (12) are fixed to the left hanging plate via bolts.

4. A novel elevator door control device according to claim 1, characterized in that: The weight rope pulley assembly (9) is provided with an anti-slip bracket, the anti-slip bracket and the weight rope pulley assembly (9) are fixed to the right hanging plate assembly (3) by bolts, and the auxiliary lock hook plate and the wire rope pull plate (13) are fixed to the right hanging plate assembly (3) by bolts.

5. A novel elevator door control device according to claim 1, characterized in that: The upper plate body of the auxiliary lock hook plate is at a vertical angle to the right hanging plate assembly (3); the middle plate body of the auxiliary lock hook plate is fixed on the right hanging plate assembly (3); the lower plate body of the auxiliary lock hook plate is a hook plate; and the hook plate is at a vertical angle to the right hanging plate assembly (3).

6. A novel elevator door control device according to claim 1, characterized in that: A spring is provided between the upper portion of the left hanging plate assembly (2) and the right side of the bottom plate assembly (1).

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