CN111911038A

CN111911038A - Push-and-pull hangar door

Info

Publication number: CN111911038A
Application number: CN202010665443.8A
Authority: CN
Inventors: 朱志锋; 张平
Original assignee: Jiangsu Better Door Industry Co ltd
Current assignee: Jiangsu Better Door Industry Co ltd
Priority date: 2020-07-11
Filing date: 2020-07-11
Publication date: 2020-11-10

Abstract

The invention relates to a push-pull hangar door, which comprises a plurality of door leaves (1), wherein at least one door leaf (1) is provided with a door opening (2), and a lifting door (3) is arranged at the position of the door opening (2); fixed air curtain (4) are vertically provided with along the left and right sides of door opening (2), fixed air curtain (4) inboard is vertically provided with slide rail (5) along, lifting door (3) set up between two slide rails (5) about. According to the push-pull hangar door, the lifting doors without doorsills are arranged on certain door leaves, vehicles can conveniently enter and exit, meanwhile, air curtains are arranged at the peripheral positions of the lifting doors, and when the lifting doors are opened, the air curtains isolate the air inside and outside the hangar, so that the stability of the temperature and the humidity in the hangar is effectively ensured.

Description

Push-and-pull hangar door

Technical Field

The invention relates to a push-pull hangar door, and belongs to the technical field of hangar doors.

Background

Hangar doors are part of a large span single story building for aircraft maintenance, and many large hangar doors will also use similar structures. Most of the hangar doors in the current market are push-pull hangar doors, the push-pull hangar doors are structurally characterized in that a plurality of door leaves are connected in series, the door opening mode is sliding towards two sides, the defects are that the door leaves are high and large, the door is inconvenient to open when a vehicle passes in and out, the opening and closing speed of the door is slow, the temperature and the humidity in the hangar can be influenced when the temperature and the humidity in the room are greatly different, and the push-pull hangar doors cannot be applied to the related fields of aircraft maintenance, storage or production with high temperature and humidity requirements.

Disclosure of Invention

The technical problem to be solved by the invention is to provide a push-pull hangar door aiming at the prior art, a lifting door without a threshold is arranged on some door leaves, vehicles can conveniently enter and exit, meanwhile, an air curtain is arranged at the periphery of the lifting door, and when the lifting door is opened, the air inside and outside the hangar is isolated by the air curtain, so that the stability of the temperature and the humidity in the hangar is effectively ensured.

The technical scheme adopted by the invention for solving the problems is as follows: a push-pull hangar door comprises a plurality of door leaves, wherein at least one door leaf is provided with a door opening, and a lifting door is arranged at the position of the door opening.

Optionally, fixed air curtains are vertically arranged on the left side and the right side of the door opening, sliding rails are vertically arranged on the inner sides of the fixed air curtains, and the lifting door is arranged between the left sliding rail and the right sliding rail.

Optionally, the fixed air curtain includes an air inlet and an air outlet, the air inlet is located at one indoor side, and the air outlet is located at one door opening side.

Optionally, a lifting door traversing mechanism is arranged on the lifting door.

Optionally, the lifting door sideslip mechanism includes along transversely arranged's second transmission shaft, both ends are provided with the drive sprocket axle about the second transmission shaft, lifting door left and right sides is provided with a plurality of driven sprocket axles, the drive is connected between drive sprocket axle and its adjacent driven sprocket axle and between two adjacent driven sprocket axles, drive sprocket axle and driven sprocket axle outer end all are provided with the pendulum rod, the pendulum rod tip is provided with the pulley, the pulley sets up in the slide rail, the second transmission shaft drives through the sideslip motor.

Optionally, a lifting door driving mechanism is arranged above the lifting door.

Optionally, the driving mechanism of the lifting door comprises a first transmission shaft arranged along the transverse direction, gear commutators are arranged at the left end and the right end of the first transmission shaft, steel wire pulleys are arranged at the output ends of the gear commutators, lifting steel wire ropes are hung on the steel wire pulleys, one end of each lifting steel wire rope is connected with the lifting door, balance weights are arranged at the other ends of the lifting steel wire ropes, and the first transmission shaft is driven by a driving motor.

Optionally, a cushion pad is arranged below the counterweight.

Optionally, a horizontal air curtain is transversely arranged at the top of the door opening.

Compared with the prior art, the invention has the advantages that:

according to the push-pull hangar door, the lifting doors without doorsills are arranged on certain door leaves, vehicles can conveniently enter and exit, meanwhile, air curtains are arranged at the peripheral positions of the lifting doors, and when the lifting doors are opened, the air curtains isolate the air inside and outside the hangar, so that the stability of the temperature and the humidity in the hangar is effectively ensured.

Drawings

Fig. 1 is a schematic structural view of a push-pull hangar door according to the present invention.

Fig. 2 is a top view of fig. 1.

Fig. 3 shows a schematic view of the structure of the door leaf with the lifting door in fig. 1.

Fig. 4 is an enlarged view of a portion a of fig. 3.

Fig. 5 is a schematic structural view of the lift gate traversing mechanism.

Fig. 6 is an enlarged view of a portion B of fig. 5.

Fig. 7 is an enlarged view of a portion C of fig. 5.

Fig. 8 is a schematic view showing a state of the lift gate traversing mechanism when the lift gate is closed.

Fig. 9 is a schematic view showing the state of the lift gate traversing mechanism when the lift gate is opened.

Fig. 10 is an enlarged view of a portion D of fig. 8.

Fig. 11 is an enlarged view of a portion E of fig. 9.

Wherein:

door leaf 1

Door opening 2

Lifting door 3

Fixed air curtain 4

Slide rail 5

Lifting door drive 6

First transmission shaft 61

Gear commutator 62

Coupling 63

Wire pulley 64

Hoist rope 65

Counterweight 66

Drive motor 67

Cushion 68

Horizontal air curtain 7

Transverse moving mechanism 8 of lifting door

Second transmission shaft 81

Drive sprocket shaft 82

Driven sprocket shaft 83

Drive sprocket 84

Driven sprocket 85

Swing link 86

Pulley 87

Traversing motor 88

Sprocket mechanism 89

Drive chain 810

And closing the gate edge 9.

Detailed Description

The invention is described in further detail below with reference to the accompanying examples.

Referring to fig. 1 to 11, the push-pull hangar door according to the present invention includes a plurality of door leaves 1, wherein at least one door leaf 1 is provided with a door opening 2, and a lifting door 3 without a door sill is disposed at the position of the door opening 2;

the left side and the right side of the door opening 2 are vertically provided with fixed air curtains 4, the inner sides of the fixed air curtains 4 are vertically provided with slide rails 5, and the lifting door 3 is arranged between the left slide rail 5 and the right slide rail 5;

the fixed air curtain 4 comprises an air inlet 41 and an air outlet 42, wherein the air inlet 41 is positioned at one indoor side, and the air outlet 42 is positioned at one door opening side; in order to ensure that the fixed air curtain only exchanges indoor air, both the air inlet 41 and the air outlet 42 of the fixed air curtain 4 need to be located indoors; in addition, as a plurality of door leaves of the push garage door need to be overlapped together in the opening process, in order to increase the thickness of the door leaves without changing the original door leaf structure, the fixed air curtain 4 needs to be arranged in the thickness range of the door opening 2 and can not expose the door leaves, otherwise, the fixed air curtain which exposes the door leaves can collide with the fixed air curtain which exposes the door leaves when the door leaves are overlapped;

the slide rail 5 is positioned at the inner side of the air outlet 42;

a lifting door driving mechanism 6 is arranged above the lifting door 3;

the lifting door driving mechanism 6 comprises a first transmission shaft 61 which is transversely arranged, gear commutators 62 are arranged at the left end and the right end of the first transmission shaft 61, the left end and the right end of the first transmission shaft 61 are respectively connected with the input ends of the left gear commutators 62 and the right gear commutators 62 through a coupler 63, a steel wire pulley 64 is arranged at the output end of the gear commutators 62, a lifting steel wire rope 65 is hung on the steel wire pulley 64, one end of the lifting steel wire rope 65 is connected with the lifting door 3, and a counterweight 66 is arranged at the other end of the lifting steel wire rope 64;

a driving motor 67 is arranged at the middle position of the first transmission shaft 61, and the first transmission shaft 61 is driven by the driving motor 67;

a cushion pad 68 is arranged below the counterweight 66, and the cushion pad 68 can buffer the counterweight and limit the lifting height of the lifting door;

a horizontal air curtain 7 is transversely arranged at the top of the door opening 2;

because the two sides of the lifting door are provided with the fixed air curtains, the air outlets of the fixed air curtains can only be arranged on the outer sides of the sliding rails due to the limitation of the fixed air curtain structure, in order to ensure the sealing performance of the lifting door, if the edge of the gate is extended to the position of the lifting door, the air outlets of the fixed air curtains can be blocked, in order to ensure the normal work of the fixed air curtains, the edge of the gate can only be extended to the position of the air outlets of the fixed air curtains, at the moment, a certain distance still exists between the lifting door and the edge of the gate, and in order to ensure the sealing performance when the lifting door is closed and the structure of the lifting door can be opened, a lifting; when the lifting door is opened, the lifting door moves inwards for a certain distance through the lifting transverse moving mechanism, so that the lifting door leaves the upper door leaf framework (which is necessary to be set for ensuring the strength of the door leaf), the lifting door is ensured to be lifted smoothly, and the fixed air curtain can work normally at the moment as the edge of the gate is only extended to the fixed air curtain; when the lifting door is closed, the lifting door moves outwards through the lifting door transverse moving mechanism for a certain distance, so that the lifting door is tightly attached to the edge of the gate, and the sealing performance of the lifting door when the lifting door is closed is ensured;

the lifting door transverse moving mechanism 8 comprises a second transmission shaft 81 which is transversely arranged, driving sprocket shafts 82 are arranged at the left end and the right end of the second transmission shaft 81, the left driving sprocket shaft 82 and the right driving sprocket shaft 82 are respectively arranged at the left side and the right side of the lifting door 3, a plurality of driven sprocket shafts 83 are further arranged at the left side and the right side of the lifting door 3 from top to bottom, a driving sprocket 84 is arranged on each driving sprocket shaft 82, a driven sprocket 85 is arranged on each driven sprocket shaft 83, the driving sprocket shafts 82 and the adjacent driven sprocket shafts 83 thereof are connected through transmission chains, swing rods 86 are respectively arranged at the outer ends of the driving sprocket shafts 82 and the driven sprocket shafts 83, pulleys 87 are arranged at the end parts of the swing rods 86, and the pulleys 87 are arranged in the slide rails 5;

and a swing motor 88 is arranged above or below the second transmission shaft 81, and the output end of the swing motor 88 is connected with the second transmission shaft 81 through a chain wheel mechanism 89.

In addition, the present invention also includes other embodiments, and any technical solutions formed by equivalent transformation or equivalent replacement should fall within the protection scope of the claims of the present invention.

Claims

1. A push-pull hangar door is characterized in that: the novel door comprises a plurality of door leaves (1), wherein at least one door leaf (1) is provided with a door opening (2), and a lifting door (3) is arranged at the position of the door opening (2).

2. A push-pull hangar door as claimed in claim 1 wherein: fixed air curtain (4) are vertically provided with along the left and right sides of door opening (2), fixed air curtain (4) inboard is vertically provided with slide rail (5) along, lifting door (3) set up between two slide rails (5) about.

3. A push-pull hangar door as claimed in claim 2 wherein: fixed air curtain (4) include air intake (41) and air outlet (42), air intake (41) are located indoor one side, air outlet (42) are located door opening one side.

4. A push-pull hangar door as claimed in claim 1 or claim 2 wherein: and a lifting door transverse moving mechanism (8) is arranged on the lifting door (3).

5. A push-pull hangar door as claimed in claim 4 wherein: lifting gate sideslip mechanism (8) are including second transmission shaft (81) along transverse arrangement, both ends are provided with drive sprocket axle (82) about second transmission shaft (81), the lifting gate (3) left and right sides is provided with a plurality of driven sprocket axle (83), drive sprocket axle (82) is connected rather than between adjacent driven sprocket axle (83) and the transmission between two adjacent driven sprocket axle (83), drive sprocket axle (82) and driven sprocket axle (83) outer end all are provided with pendulum rod (86), pendulum rod (86) tip is provided with pulley (87), pulley (87) set up in slide rail (5), second transmission shaft (81) are driven through sideslip motor (88).

6. A push-pull hangar door as claimed in claim 1 wherein: and a lifting door driving mechanism (6) is arranged above the lifting door (3).

7. A push-pull hangar door as claimed in claim 6 wherein: the lift gate actuating mechanism (6) includes along transverse arrangement's first transmission shaft (61), both ends are provided with gear commutator (62) about first transmission shaft (61), gear commutator (62) output is provided with steel wire pulley (64), it has hoisting cable (65) to hang on steel wire pulley (64), hoisting cable (65) one end is connected with lift gate (3), hoisting cable (64) other end is provided with counter weight (66), first transmission shaft (61) drives through driving motor (67).

8. A push-pull hangar door as claimed in claim 7 wherein: a cushion pad (68) is arranged below the balance weight (66).

9. A push-pull hangar door as claimed in claim 1 or claim 2 wherein: and a horizontal air curtain (7) is transversely arranged at the top of the door opening (2).