Flexible upward-folding hangar door winch
By introducing lifting and displacement adjustment mechanisms into the hoist, changing the position of the rope winding on the outside of the reel, the problems of uneven winding and wear of the rope are solved, and the more uniform winding of the rope is achieved and the service life is extended.
Patent Information
- Application Number
- CN202421114407.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-21
- Publication Date
- 2025-01-03
- Estimated Expiration
- 2034-05-21
AI Technical Summary
In existing winch equipment, the winding and winding position of the rope on the outside of the roll cannot be changed, resulting in the problem of wear and uneven winding of the rope.
A flexible upper hangar door hoist including a lifting adjustment mechanism and a displacement adjustment mechanism is designed. Through the coordination of the limiting wheel and the adjustment screw, the position where the rope is wound and winded on the outside of the reel is changed to avoid the rope being continuously in the same position. Wrapped.
It effectively avoids uneven winding of the rope on the outside of the roll, reduces rope wear and improves the service life of the rope.
Smart Images
Figure CN222293479U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of winches, and in particular relates to a flexible stacking hangar door winch. Background Art
[0002] Aircraft hangar is referred to as hangar. Hangar door is a large door designed for hangar, used in aircraft maintenance hangar at airport. Hangar door has various forms, including push-pull hangar door, flexible stacking hangar door, side-turning hangar door and combined hangar door. The winding of flexible stacking hangar door requires winch equipment. Winch is a light and small lifting equipment, mainly used for vertical lifting, horizontal or inclined pulling of heavy objects. The principle of electric winch is to convert electrical energy into mechanical energy through electric motor, that is, the rotor of the motor rotates and outputs, and then drives the drum to rotate after deceleration through V-belt, shaft and gear, and lifts or drags materials by lifting or pulling the wire rope or chain on the drum;
[0003] When the drum of the electric winch rotates to reel in the wire rope, the rope is wound on the drum. The suspended rope to be reeled in rubs, gets entangled and pulled with the rope wound on the drum, resulting in improper rope winding. The rope is continuously wound at the same position on the drum, resulting in uneven rope winding on the outside of the drum, causing wear on the rope. When the electric winch reels in the rope, there is a design problem that the rope winding position on the outside of the drum cannot be changed. For this reason, the present application proposes a flexible stacking hangar door winch. Utility Model Content
[0004] The utility model aims to provide a flexible stacking hangar door winch to solve the problem in the above background technology that the design position of the rope winding and reeling outside the drum cannot be changed.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a flexible stacking hangar door winch, including a frame, a driving motor and a drum, and also including a bracket, an upper roller and a lower roller, and a lifting and lowering adjustment mechanism and a displacement adjustment mechanism, the lifting and lowering adjustment mechanism including a base, a limit frame, an adjusting screw, a lifting slider and symmetrically distributed limit arms, the base is installed on the surface of the frame, the limit frame is installed on the base, the adjusting screw passes through the limit frame, the bottom end of the lifting slider is connected to the base, the two ends of the limit arm are respectively connected to the bracket and the lifting slider, the upper roller and the lower roller are installed at a position between the opposite surfaces of the bracket, the displacement adjustment mechanism includes a cross arm, a motor linear guide, a wheel seat and a limit wheel, the cross arm is installed between the opposite surfaces of the bracket, the motor linear guide is connected to the cross arm, the wheel seat is connected to the motor linear guide, and the limit wheel is installed between the opposite surfaces of the wheel seat.
[0006] Preferably, an isosceles trapezoidal movable groove is formed between the limiting frame and the base, the limiting arm is an "L"-shaped structure, and the limiting frame is provided with a through hole for the limiting arm to pass through.
[0007] Preferably, guide columns are provided at both ends of the base, and top ends of the guide columns penetrate the bottom surface of the bracket.
[0008] Preferably, the upper roller and the lower roller are parallel to each other, the distance between the upper roller and the lower roller is a spacing H, the upper roller and the lower roller are the same, the upper roller includes a core shaft and a roller that are rotatably connected, the core shaft passes through the roller, and the core shaft is installed between the opposite surfaces of the bracket.
[0009] Preferably, the end of the cross arm is installed at the center of the inner wall of the top end of the bracket, and the adjacent upper rotating rollers are distributed on both sides of the cross arm, and the cross arm is parallel to the upper rotating rollers.
[0010] Preferably, the surfaces opposite to each other of the wheel seat are provided with diagonally distributed limiting members, and the limiting members are opposite to the limiting wheel.
[0011] Preferably, the limiting member includes a connecting rod, a rotating cylinder and a limiting head, one end of the connecting rod with an "L"-shaped structure is connected to the rotating wheel seat, the connecting rod passes through the rotating cylinder, and the limiting head with a "T"-shaped structure is connected to the end of the connecting rod.
[0012] Compared with the prior art, the beneficial effects of the utility model are:
[0013] The utility model has a design that can change the winding and reeling position of the rope on the outside of the drum. By changing the position of the limiting wheel, the rope is driven by the limiting wheel to move, thereby changing the winding and reeling position of the rope on the outside of the drum, thereby preventing the rope from being continuously wound at the same position, resulting in uneven winding of the rope on the outside of the drum and causing wear to the rope. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 It is a schematic diagram of the structure of the utility model;
[0015] Figure 2 This is a schematic diagram of the main structure of the bracket of the utility model;
[0016] Figure 3 For the utility model Figure 1 Schematic diagram of the structure in the AA direction;
[0017] Figure 4 It is a schematic diagram of the expanded structure of the limiting member of the utility model;
[0018] In the figure: 1. frame; 2. driving motor; 3. reel; 4. bracket; 5. upper roller; 6. cross arm; 7. lower roller; 8. motor linear guide; 10. base; 11. limit frame; 12. adjusting screw; 13. lifting slider; 14. limit arm; 15. limit piece; 91. rotating wheel seat; 92. limit rotating wheel; 101. guide column; 151. connecting rod; 152. rotating cylinder; 153. limit head. DETAILED DESCRIPTION
[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0020] Example
[0021] See also Figures 1 to 4The utility model provides a technical solution: a flexible stacking hangar door winch, including a frame 1, a drive motor 2 and a drum 3, and also includes a bracket 4, an upper rotating roller 5 and a lower rotating roller 7, and a lifting adjustment mechanism and a displacement adjustment mechanism. The drive motor 2 on the winch drives the drum 3 to rotate through a toothed chain transmission mechanism, and then reels the rope to achieve the purpose of opening and closing the flexible stacking hangar door. The use principle of the winch is a conventional technical means, which will not be described in detail in this application. The rope passes through the space between the upper rotating roller 5 and the lower rotating roller 7. The gap space, that is, the spacing H, the upper roller 5 and the lower roller 7 serve to change the direction of the rope; the lifting and lowering adjustment mechanism includes a base 10, a limit frame 11, an adjusting screw 12, a lifting slider 13 and symmetrically distributed limit arms 14, the base 10 is installed on the surface of the frame 1, the base 10 and the frame 1 are combined by a conventional method, the limit frame 11 is installed on the base 10, the limit frame 11 and the base 10 are combined by a conventional method, the adjusting screw 12 passes through the limit frame 11, the bottom end of the lifting slider 13 and the base 10 The upper roller 5 and the lower roller 7 are installed at a position between the opposite surfaces of the bracket 4. The displacement adjustment mechanism includes a cross arm 6, a motor linear guide 8, a wheel seat 91 and a limit wheel 92. The cross arm 6 is installed between the opposite surfaces of the bracket 4. The motor linear guide 8 is connected to the cross arm 6. The cross arm 6 is connected to the bracket 4 and the motor linear guide 8 by a conventional method. The wheel seat 91 is connected to the motor linear guide 8. The limit wheel 92 is installed between the opposite surfaces of the wheel seat 91. The operation of the motor linear guide 8 can change the position of the wheel seat 91 and the limit wheel 92. The rope bypasses the limit wheel 92. The rope is driven by the limit wheel 92 to move, thereby changing the position of the rope winding and reeling on the outside of the reel 3 to avoid the rope from being continuously wound and worn at the same position.
[0022] In this embodiment, an isosceles trapezoidal movable groove is formed between the limit frame 11 and the base 10, the limit arm 14 is an "L"-shaped structure, the limit frame 11 is provided with a through hole for the limit arm 14 to pass through, the limit arm 14 and the limit frame 11 are combined by conventional methods, and guide columns 101 are provided at both ends of the base 10. The top of the guide column 101 passes through the bottom surface of the bracket 4, the bracket 4 is slidably connected to the guide column 101, and the bracket 4 is limited by the guide column 101.
[0023] In this embodiment, the upper rotating roller 5 and the lower rotating roller 7 are parallel to each other, and the distance between the upper rotating roller 5 and the lower rotating roller 7 is the spacing H. The upper rotating roller 5 and the lower rotating roller 7 are the same. The upper rotating roller 5 includes a core shaft and a roller that are rotatably connected. The core shaft passes through the roller. The roller and the core shaft are rotatably connected by conventional methods. The core shaft is installed between the opposite surfaces of the bracket 4. The upper rotating roller 5 and the lower rotating roller 7 are in rotational contact with the rope to avoid causing a large winding resistance to the rope.
[0024] In this embodiment, the end of the cross arm 6 is installed at the center position of the inner wall of the top end of the bracket 4, and the adjacent upper rotating rollers 5 are distributed on both sides of the cross arm 6. The cross arm 6 is parallel to the upper rotating rollers 5. The surface opposite to the rotating wheel seat 91 is provided with a diagonally distributed limiting member 15, and the limiting member 15 is opposite to the limiting rotating wheel 92. The limiting member 15 is diagonally staggered. The rope bypasses the limiting rotating wheel 92, and the limiting member 15 limits the rope to prevent the rope from being greatly deflected.
[0025] In this embodiment, the limiting member 15 includes a connecting rod 151, a rotating cylinder 152 and a limit head 153. One end of the connecting rod 151 with an L-shaped structure is connected to the rotating wheel seat 91, and the connecting rod 151 passes through the rotating cylinder 152. The limit head 153 with a T-shaped structure is connected to the end of the connecting rod 151. The connecting rod 151 is connected to the rotating wheel seat 91 by a conventional method, the rotating cylinder 152 is rotatably connected to the connecting rod 151, and the limit head 153 is connected to the connecting rod 151 by a conventional method.
[0026] The working principle and use process of this utility model:
[0027] When the winch winds up and pulls the wire rope of the flexible stacking hangar door, the rope is wound up in the outer side of the drum 3 at area B, the rope is suspended near the drum 3 to be wound up at area C, and the rope passes through the gap space between the upper rotating roller 5 and the lower rotating roller 7, i.e., the spacing H. The upper rotating roller 5 and the lower rotating roller 7 serve to change the direction of the rope;
[0028] The rope passes around the limiting wheel 92, and the limiting members 15 which are diagonally staggered limit the rope to prevent the rope from being greatly deflected;
[0029] The operation of the motor linear guide 8 can change the positions of the wheel seat 91 and the limit wheel 92, and the rope is driven by the limit wheel 92 to move, so that the position where the rope C is wound and wound outside the drum 3, that is, the position of the B area is changed, to avoid the rope being continuously wound at the same position, resulting in uneven winding of the rope outside the drum 3 and causing wear on the rope;
[0030] The adjusting screw 12 is rotated to make the lifting slider 13 vertically rise and fall, and the height position of the bracket 4 can be changed;
[0031] To sum up: there is a design that can change the winding and reeling position of the rope on the outside of the drum 3. By changing the position of the limiting wheel 92, the rope is moved by the limiting wheel 92, so that the position of the rope C part winding and reeling on the outside of the drum 3, that is, the position of the B area is changed, thereby avoiding the rope from being continuously wound at the same position, resulting in uneven winding of the rope on the outside of the drum 3 and causing wear on the rope.
[0032] Although the embodiments of the present invention have been shown and described (see the above detailed description for details), it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A flexible stacking hangar door winch, comprising a frame (1), a drive motor (2) and a drum (3), a bracket (4), an upper rotating roller (5) and a lower rotating roller (7), and a lifting and lowering adjustment mechanism and a displacement adjustment mechanism, characterized in that: The lifting and lowering adjustment mechanism comprises a base (10), a limiting frame (11), an adjusting screw (12), a lifting slider (13) and symmetrically distributed limiting arms (14); the base (10) is mounted on the surface of the frame (1); the limiting frame (11) is mounted on the base (10); the adjusting screw (12) passes through the limiting frame (11); the bottom end of the lifting slider (13) is connected to the base (10); and the two ends of the limiting arm (14) are respectively connected to the bracket (4) and the lifting slider (13). The upper rotating roller (5) and the lower rotating roller (7) are installed between the opposite surfaces of the bracket (4); the displacement adjustment mechanism comprises a cross arm (6), a motor linear guide rail (8), a rotating wheel seat (91) and a limiting rotating wheel (92); the cross arm (6) is installed between the opposite surfaces of the bracket (4); the motor linear guide rail (8) is connected to the cross arm (6); the rotating wheel seat (91) is connected to the motor linear guide rail (8); and the limiting rotating wheel (92) is installed between the opposite surfaces of the rotating wheel seat (91).
2. A flexible stacking hangar door winch according to claim 1, characterized in that: An isosceles trapezoidal movable groove is formed between the limiting frame (11) and the base (10); the limiting arm (14) is an "L"-shaped structure; and a through hole is provided on the limiting frame (11) for the limiting arm (14) to pass through.
3. The flexible stacking hangar door winch according to claim 1, characterized in that: Guide columns (101) are provided at both ends of the base (10), and the top ends of the guide columns (101) penetrate the bottom surface of the bracket (4).
4. The flexible stacking hangar door winch according to claim 1, characterized in that: The upper rotating roller (5) and the lower rotating roller (7) are parallel to each other, the distance between the upper rotating roller (5) and the lower rotating roller (7) is a spacing H, the upper rotating roller (5) and the lower rotating roller (7) are the same, the upper rotating roller (5) comprises a core shaft and a roller which are rotatably connected, the core shaft passes through the roller, and the core shaft is installed between the opposite surfaces of the bracket (4).
5. The flexible stacking hangar door winch according to claim 1, characterized in that: The end of the cross arm (6) is installed at the center of the inner wall of the top end of the bracket (4), and the adjacent upper rotating rollers (5) are distributed on both sides of the cross arm (6), and the cross arm (6) is parallel to the upper rotating rollers (5).
6. The flexible stacking hangar door winch according to claim 1, characterized in that: The surfaces opposite to each other of the rotating wheel seat (91) are provided with limiting members (15) distributed diagonally, and the limiting members (15) are opposite to the limiting rotating wheel (92).
7. The flexible stacking hangar door winch according to claim 6, characterized in that: The limiting member (15) comprises a connecting rod (151), a rotating cylinder (152) and a limiting head (153); one end of the connecting rod (151) of an L-shaped structure is connected to the rotating wheel seat (91); the connecting rod (151) passes through the rotating cylinder (152); and the limiting head (153) of a T-shaped structure is connected to the end of the connecting rod (151).