CN210599061U

CN210599061U - Non-pressure air door with perspective window

Info

Publication number: CN210599061U
Application number: CN201921367403.4U
Authority: CN
Inventors: 渠青
Original assignee: Shandong China Coal Industrial & Mining Supplies Group Co ltd
Current assignee: Shandong China Coal Industrial & Mining Supplies Group Co ltd
Priority date: 2019-08-22
Filing date: 2019-08-22
Publication date: 2020-05-22
Anticipated expiration: 2029-08-22

Abstract

The non-pressure air door with the perspective window comprises a door frame, wherein the door frame comprises a main door frame and an auxiliary door frame; the middle part of the main door frame is provided with a door plate; the guide rail is arranged in the door frame and is of an L-shaped structure; a driving part is arranged in the auxiliary door frame; the lower end of the door plate is provided with two third door shafts, the upper end of the door plate is provided with one third door shaft, the upper end of the door plate is also provided with one first door shaft, the upper end of the first door shaft is connected with a second door shaft, a bearing is sleeved outside the second door shaft and connected with a connecting shaft, and the connecting shaft is connected with the driving part; the guide rail is connected with the first door shaft and the third door shaft in a sliding mode; the structure is simple, the use is convenient, the problem that the side-by-side door occupies large space when being opened and closed is solved, a chamber does not need to be additionally excavated, and the construction difficulty and the cost are reduced; meanwhile, the 90-degree sliding door is adopted, and the sliding door can slide to be perpendicular to the doorframe when being opened, so that the defect that the common sliding door cannot be completely opened is overcome. The air door is easy to open and is not influenced by air pressure.

Description

Non-pressure air door with perspective window

The technical field is as follows:

the utility model relates to a mine equipment technical field, the more specifically non-pressure air door of area perspective window that says so.

Background art:

a mine is a generic term for roadways, chambers, equipment, ground buildings and structures that form the production system of an underground coal mine. The mine air leakage refers to the air flow which enters the underground air flow and directly permeates into the air return duct or is directly discharged out of the ground surface through a goaf, a ground surface collapse frame and a gap of an unclean ventilation structure without operation. The effective air quantity of the working face can be reduced due to air leakage of the mine, the reliability of a ventilation system and the stability of air flow are damaged, useless electric energy consumption is increased, and spontaneous combustion and ignition of combustible minerals can be accelerated. Ventilation in a mine is required in order to prevent or reduce air leakage from the mine, and dampers are widely used as devices for blocking air flow.

The common air door is generally a side-by-side door to a structure, the door opening direction is usually opened against the wind for sealing performance, and the wind pressure and the weight of the air door are increased, so that the air door is generally electrically controlled and is difficult to open manually. The split door needs to occupy a larger fan-shaped space when being opened, so that the use is inconvenient; and the chamber needs to be excavated when the air door is installed, so that the construction difficulty and cost are improved.

The invention content is as follows:

for solving the problem, overcome the not enough of prior art, the utility model provides an open not occupation space, need not excavate motor chamber, convenient to use's non-pressure air door of taking perspective window in advance.

In order to achieve the purpose, the utility model provides a non-pressure air door with a perspective window, which comprises a door frame, wherein the door frame comprises a main door frame and auxiliary door frames, the auxiliary door frames are arranged at two ends of the main door frame, and the auxiliary door frames are arranged perpendicular to the main door frame; the middle part of the main door frame is provided with a door plate; the guide rails are arranged in the door frame and are in L-shaped structures, each guide rail comprises a first guide rail and a second guide rail, the first guide rail is arranged in the main door frame, and the second guide rail is arranged in the auxiliary door frame; a driving part is arranged in the auxiliary door frame, and the driving part and the second guide rail are arranged in parallel; the lower end of the door plate is provided with two third door shafts, the upper end of the door plate is provided with one third door shaft, the upper end of the door plate is also provided with one first door shaft, the upper end of the first door shaft is connected with a second door shaft, a bearing is sleeved outside the second door shaft and connected with a connecting shaft, and the connecting shaft is connected with the driving part; the guide rail is slidably connected to the first door shaft and the third door shaft.

Further, the driving part comprises a shell, a lead screw, a sliding block and a motor, the lead screw is arranged inside the shell, one end of the lead screw is connected with the motor, the sliding block is sleeved outside the lead screw, and the sliding block is fixedly connected with the connecting shaft.

Further, the lead screw is meshed with the slide block.

Furthermore, an escape door is arranged inside the door panel.

Furthermore, a rubber sealing strip is arranged at the contact part of the escape door and the door panel.

Furthermore, a perspective window is arranged inside the door plate.

Further, the first door shaft is arranged at the position, close to the driving part, of the upper end of the door panel.

Further, the length of the driving part is equal to the width of the door panel.

The utility model has the advantages that:

the non-pressure air door with the perspective window provided by the utility model has the advantages of simple structure and convenient use, changes the door opening mode into a 90-degree sliding door, not only solves the problem of large occupied space of the door opening and closing, but also does not need to additionally dig a motor chamber, and reduces the construction difficulty and cost; meanwhile, the 90-degree sliding door is adopted, and the sliding door can slide to be perpendicular to the doorframe when being opened, so that the defect that the common sliding door cannot be completely opened is overcome. The air door is easy to open and is not influenced by air pressure. Be provided with the emergency exits on the door plant, can supply personnel to use for promptly fleing under emergency, still be provided with perspective window on the door plant, can observe the opposite condition of air door through perspective window.

The opening and closing of the air door are controlled by the driving part, and the moving speed of the sliding block is controllable, so that the opening and closing speed of the air door can be controlled, and the use is convenient.

Description of the drawings:

fig. 1 is a schematic view of the closed-state overlooking structure of the present invention;

FIG. 2 is a schematic structural view of the utility model in a top view in an operating state;

FIG. 3 is a detail enlarged schematic view of the present invention;

FIG. 4 is a schematic structural view of the driving part of the present invention;

FIG. 5 is a schematic view of the door panel structure of the present invention;

in the drawings: 1. the door comprises a main door frame, 2, an auxiliary door frame, 3, a guide rail, 4, a door panel, 5, a driving part, 6, a first door shaft, 7, a second door shaft, 8, a bearing, 9, a connecting shaft, 10, a screw rod, 11, a sliding block, 12, a motor, 13, an escape door, 14, a perspective window, 15 and a third door shaft.

The specific implementation mode is as follows:

in order to make the purpose, technical solution and advantages of the present invention clearer, the following will combine the accompanying

drawings

1, 2, 3, 4 and 5 of the present invention to describe the present invention in more detail.

The utility model provides a non-pressure air door with a perspective window, which comprises a door frame, wherein the door frame comprises a main door frame 1 and auxiliary door frames 2, the auxiliary door frames 2 are arranged at two ends of the main door frame 1, and the auxiliary door frames 2 and the main door frame 1 are arranged mutually perpendicular; the middle part of the main door frame 1 is provided with a door panel 4; the guide rail 3 is arranged in the door frame, the guide rail 3 is in an L-shaped structure, the guide rail 3 comprises a first guide rail and a second guide rail, the first guide rail is arranged in the main door frame 1, and the second guide rail is arranged in the auxiliary door frame 2; a driving part 5 is arranged in the auxiliary door frame 2, and the driving part 5 and the second guide rail are arranged in parallel; the lower end of the door plate 4 is provided with two third door shafts 15, the upper end of the door plate 4 is provided with one third door shaft 15, the upper end of the door plate 4 is also provided with one first door shaft 6, the upper end of the first door shaft 6 is connected with a second door shaft 7, a bearing 8 is sleeved outside the second door shaft 7, the bearing 8 is connected with a connecting shaft 9, and the connecting shaft 9 is connected with the driving part 5; the guide rail 3 is connected with the first door shaft 6 and the third door shaft 15 in a sliding manner; the driving part 5 comprises a shell, a screw rod 10, a sliding block 11 and a motor 12, the screw rod 10 is arranged in the shell, one end of the screw rod 10 is connected with the motor 12, the sliding block 11 is sleeved outside the screw rod 10, and the sliding block 11 is fixedly connected with the connecting shaft 9; the screw rod 10 is meshed with the slide block 11; an escape door 13 is arranged inside the door panel 4; a rubber sealing belt is arranged at the contact part of the escape door 13 and the door plate 4; a perspective window 14 is arranged inside the door panel 4; the first door shaft 6 is arranged at the position, close to the driving part 5, of the upper end of the door panel 4; the length of the driving portion 5 is equal to the width of the door panel 4.

The utility model discloses a one of them embodiment as follows:

the utility model discloses mainly include two parts, door frame and door plant 4 promptly.

The door frame includes main door frame 1 and vice door frame 2, and main door frame 1 is perpendicular with tunnel extending direction, and vice door frame 2 is parallel with tunnel extending direction to set up at main door frame 1 end, main door frame 1 sets up with vice door frame 2 mutually perpendicular, and intersects in summit department. The door frame is in a symmetrical structure in space, namely, the door frame is symmetrical left and right and is symmetrical up and down.

Be provided with guide rail 3 in the door frame, guide rail 3 sets up to L word column structure, and is the same with the door frame shape, is provided with the circular arc limit in the corner, and guide rail 3 sets up to hollow out construction, and the door-hinge can run through guide rail 3.

A driving part 5 is arranged in the auxiliary door frame 2, the driving part 5 is arranged in parallel with the auxiliary door frame 2, and two ends of the driving part 5 respectively extend to two ends of the auxiliary door frame 2.

The drive part 5 comprises a shell, a screw rod 10, a sliding block 11 and a motor 12, the shell mainly plays roles of protection and fixation, the screw rod 10 is arranged inside the shell, the sliding block 11 is arranged outside the screw rod 10 in a sleeved mode, one end of the screw rod 10 is connected with an output shaft of the motor 12, the other end of the screw rod 10 is connected with the shell in a rotating mode, and when the screw rod 10 is driven by the motor 12 to rotate, the sliding block 11 can move axially. The shell is provided with the fretwork opening towards one side of guide rail 3, and fretwork open-ended length is the same with 3 length on the second guide rail, and 11 one sides of slider are provided with even axle 9, and even axle 9 stretches out to the shell outside from the fretwork opening.

A first door shaft 6 is arranged on one side of the upper end of the door panel 4, a third door shaft 15 is arranged on the other side of the upper end of the door panel 4, specifically, the first door shaft 6 is arranged on the left side of the upper end of the left door panel 4, and the third door shaft 15 is arranged on the right side; the left side of the upper end of the right door panel 4 is provided with a third door shaft 15, and the right side is provided with a first door shaft 6. Third door shafts 15 are arranged on two sides of the lower end of the door plate 4, and the positions of the first door shafts 6 and the positions of the third door shafts 15 at the upper end and the lower end of the door plate 4 correspond to each other. The first door shaft 6 and the third door shaft 15 both pass through the hollow structure of the guide rail 3 to the upper part of the guide rail 3, and can slide by taking the guide rail 3 as a path.

First door-hinge 6 upper portion is provided with second door-hinge 7, and the diameter of second door-hinge 7 is less than first door-hinge 6, and the outside cover of second door-hinge 7 is equipped with bearing 8, can rotate relatively between second door-hinge 7 and the bearing 8, and bearing 8 outside links to each other with even axle 9 is fixed.

The contact position of the left door panel and the right door panel 4 is provided with a gap which is wanted to be meshed, and when the air door is closed, the left door panel and the right door panel 4 can be closed more tightly through the gap.

The door plate 4 is provided with an escape door 13, one side of the escape door 13 is hinged with the door plate 4, and the other side of the escape door 13 is provided with a door lock which is connected with the door plate 4.

The door panel 4 is further provided with a perspective window 14, so that the condition of the other side of the door panel 4 can be seen.

In actual use, in a closed state, the door panel 4 is at the position of the main door frame 1, and the left and right door panels 4 are tightly closed. When the air door needs to be opened, the motor 12 controls the screw rod 10 to rotate, so that the sliding block 11 is driven to move from the position close to the main door frame 1 to the other end, the bearing 8 is driven by the connecting shaft 9, when the bearing 8 moves towards one end of the auxiliary door frame 2, the first door shaft 6 is driven to slide in the guide rail 3, one side of the door plate 4 is driven to move on the auxiliary door frame 2, the other side of the door plate 4 moves on the main door frame 1, the left door plate 4 and the right door plate 4 are far away from each other until the door plate 4 completely slides to the position of the auxiliary door frame 2, the motor 12 stops working, and the opening of.

When the air door needs to be closed, the motor 12 drives the screw rod 10 to rotate reversely, the sliding is driven to move towards the main door frame 1 direction, the bearing 8 is driven through the connecting shaft 9, when the bearing 8 moves towards one end of the main door frame 1, the first door shaft 6 is driven to slide in the guide rail 3, the door plate 4 is driven to move on one side of the auxiliary door frame 2, the other side of the door plate 4 moves on the main door frame 1, the left door plate 4 and the right door plate 4 are close to each other, until the door plate 4 completely slides to the main door frame 1 position, the motor 12 stops working, and the air door is closed completely.

The motor 12 can not work under emergency, when personnel need to escape in an emergency, the escape door 13 can be conveniently opened to allow the personnel to escape, and meanwhile, the air door does not need to be opened and closed, so that a certain separation effect can be achieved on fire.

The condition of the opposite side of the air door can be conveniently observed through the perspective window 14, so that whether the air door is opened or not can be determined.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A non-pressure air door with a perspective window comprises a door frame, wherein the door frame comprises a main door frame (1) and auxiliary door frames (2), the auxiliary door frames (2) are arranged at two ends of the main door frame (1), and the auxiliary door frames (2) and the main door frame (1) are arranged in a mutually perpendicular mode; a door plate (4) is arranged in the middle of the main door frame (1); the method is characterized in that: the door frame is internally provided with a guide rail (3), the guide rail (3) is arranged into an L-shaped structure, the guide rail (3) comprises a first guide rail and a second guide rail, the first guide rail is arranged inside the main door frame (1), and the second guide rail is arranged inside the auxiliary door frame (2); a driving part (5) is arranged in the auxiliary door frame (2), and the driving part (5) and the second guide rail are arranged in parallel; the lower end of the door plate (4) is provided with two third door shafts (15), the upper end of the door plate (4) is provided with one third door shaft (15), the upper end of the door plate (4) is also provided with one first door shaft (6), the upper end of the first door shaft (6) is connected with a second door shaft (7), a bearing (8) is sleeved outside the second door shaft (7), the bearing (8) is connected with a connecting shaft (9), and the connecting shaft (9) is connected with the driving part (5); the guide rail (3) is connected with the first door shaft (6) and the third door shaft (15) in a sliding mode.

2. The pressureless damper of claim 1, wherein: drive division (5) include shell, lead screw (10), slider (11) and motor (12), the inside lead screw (10) that is provided with of shell, lead screw (10) one end is connected with motor (12), the outside cover of lead screw (10) is equipped with slider (11), slider (11) link axle (9) fixed linking to each other.

3. The pressureless damper of claim 2, wherein: the lead screw (10) is meshed with the sliding block (11).

4. The pressureless damper of claim 1, wherein: an escape door (13) is arranged inside the door panel (4).

5. The pressureless damper of claim 4, wherein: and a rubber sealing strip is arranged at the contact part of the escape door (13) and the door panel (4).

6. The pressureless damper of claim 5, wherein: the door plate (4) is internally provided with a perspective window (14).

7. The pressureless damper of claim 1, wherein: the first door shaft (6) is arranged at the position, close to the driving part (5), of the upper end of the door panel (4).

8. The pressureless damper of claim 1, wherein: the length of the driving part (5) is equal to the width of the door panel (4).