CN220337487U - Window type internal pilot layout device - Google Patents

Abstract

The utility model relates to the technical field of air door equipment, and discloses a window type internal pilot layout device which comprises a door frame, wherein a second main door is arranged on the outer surface of a main rotating shaft on the right side, and a small pneumatic actuating mechanism is movably connected with the outer surface of an auxiliary rotating shaft. This interior guide layout device of window formula, through assisting the door size for the main door size is slightly less, the required output thrust that provides of pneumatic actuating mechanism will become less when assisting the door and opening, make assisting the door and opening for two main doors more easily, the door plant backpressure is weakened gradually after assisting the door to open, the moment of torsion that door plant and pivot bore also can correspondingly reduce when follow-up main door is opened, after assisting the door first and opening earlier, the flue gas pressure at first main and second main door back disappears gradually, the first main and second main door that width size is great also can be opened with the linkage afterwards, just not need to increase the structural strength of door plant and door axle deliberately also need not increase pneumatic actuating mechanism's cylinder diameter and stroke, can save manufacturing cost by a wide margin.

Description

Window type internal pilot layout device

Technical Field

The utility model relates to the technical field of air door equipment, in particular to a window type internal pilot layout device.

Background

Generally, when designing the air door, the width of each door panel is designed to be the same size, so that the air door is more convenient to produce, manufacture and assemble besides the attractive appearance and the integral coordination. The first door plate and the second door plate are arranged symmetrically with equal width, and the door frame is designed as a symmetrical structure. When the door plate needs to be opened, the back of the door plate bears smoke pressure, because the first door plate and the second door plate are in symmetrical layout, the thrust and the output torque provided by the pneumatic actuating mechanism are basically consistent when the door plate is opened, if the width dimension of the smoke duct is larger, the corresponding width dimension of the door plate is also larger, the back pressure of the door plate is larger, the thrust and the output torque selection of the pneumatic actuating mechanism are also required to be increased, the torque borne by the door plate and the door shaft is correspondingly larger, and when the door plate and the door shaft are designed, the structural strength of the door plate and the door shaft is required to be increased, and the cylinder diameter and the stroke of the pneumatic actuating mechanism are increased, so that the production and manufacturing cost is correspondingly increased; another method is to increase the number of door panels equally according to the width dimension, so as to reduce the width dimension of each door panel, thereby reducing the back pressure born by the single door panel, and thus, the number of pneumatic actuators needs to be correspondingly increased to correspond to the number of door panels, and the production and manufacturing costs are also greatly increased.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a window type internal pilot layout device, which solves the problem that the thrust and output torque of a pneumatic actuating mechanism are required to be increased when the back pressure of a door plate is large due to the fact that the width of the door plate is large in the background art, so that the production and manufacturing cost is greatly increased.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a guide layout device in window formula, includes the door frame, the inside left and right sides of door frame all is provided with main pivot, the equal swing joint of surface of main pivot has main pneumatic actuator, the left side main pivot surface mounting has first main door, the right side main pivot surface mounting has the second main door, the centre department of keeping away from left and right sides main pivot is provided with assists the pivot, the surface swing joint of assisting the pivot has small-size pneumatic actuator, the window that the size is less is seted up to the local surface of door frame, assist the pivot surface to keep away from the lower extreme of small-size pneumatic actuator and install and assist the door.

By adopting the technical scheme, the main rotating shafts are arranged on the left side and the right side of the inside of the door frame, the main pneumatic actuating mechanisms are movably connected to the outer surfaces of the main rotating shafts, the auxiliary rotating shafts are arranged at the middle positions of the main rotating shafts on the left side and the right side, the small pneumatic actuating mechanisms are movably connected to the outer surfaces of the auxiliary rotating shafts, the auxiliary door is small in size, the back of the door plate bears small smoke pressure, and the output torque required by the pneumatic actuating mechanisms when the door plate is opened is also small, so that the air door is easier to open.

Preferably, the auxiliary door is welded with the outer surface of the auxiliary rotating shaft, and the size of the auxiliary door is smaller than that of the main door.

By adopting the technical scheme, through setting up and assisting the door size and slightly reducing for the main door size, the required output thrust that provides of pneumatic actuating mechanism when assisting the door to open will become little for assisting the door and opening for first main door and second main door more easily, assisting the door back pressure of door plant after opening and weakening gradually, the moment of torsion that opens pneumatic actuating mechanism's selection and door plant and pivot to first main door and second main door also can reduce correspondingly.

Preferably, the first main door is welded with the outer surface of the left main rotating shaft, and the height of the first main door is identical with the height of the door frame.

By adopting the technical scheme, the air door is welded and connected with the outer surface of the left main rotating shaft through the first main door, the height of the first main door is matched with the height of the door frame, and the sealing performance of the air door can be well improved.

Preferably, the first main door and the second main door are equal in size, the second main door is welded with the outer surface of the right main rotating shaft, and the height of the second main door is matched with the height of the door frame.

Compared with the prior art, the utility model has the beneficial effects that:

1. this interior guide layout device of window formula, through assisting the surface welded connection of door and assisting the pivot, and assist the door size for main door size is slightly, the required output thrust that provides of pneumatic actuating mechanism will diminish when assisting the door and open, make assisting the door and open for two main doors more easily, the door plant backpressure weakens gradually after assisting the door to open, the moment of torsion that the selection and the door plant of opening pneumatic actuating mechanism and pivot bore to the main door also can correspondingly reduce this moment, after assisting the door first to open, the flue gas pressure at first main and the second main door back gradually disappears, the first main and the second main door of width size also can be opened with the linkage afterwards, just not need to increase the cylinder diameter and the stroke of door plant and door axle deliberately increased pneumatic actuating mechanism just, can save manufacturing cost by a wide margin.

2. The window type inner pilot layout device is characterized in that the first main door is connected with the outer surface of the left main rotating shaft in a welded mode, the second main door is connected with the outer surface of the right main rotating shaft in a welded mode, the first main door is equal to the second main door in size, the height of the first main door is identical to the height of the second main door in a matched mode with the height of a door frame, and the door frame can be well attached to the door frame in a closely mode, so that the sealing performance of an air door is greatly improved.

Drawings

Fig. 1 is a schematic top view of the present utility model.

In the figure: 1. a door frame; 2. a first main door; 3. a main pneumatic actuator; 4. a second main door; 5. an auxiliary door; 6. a small pneumatic actuator; 7. a window; 8. a main rotating shaft; 9. an auxiliary rotating shaft.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 in combination, when the present utility model is used, in order to solve the problem that when the door panel width is large and the door panel back pressure is large, the thrust and output torque of the pneumatic actuator need to be increased, and the cost of production and manufacture is greatly increased, the first main door 2 is welded to the outer surface of the left main rotating shaft 8, the second main door 4 is welded to the outer surface of the right main rotating shaft 8, the first main door 2 and the second main door 4 are equal in size, the height of the first main door 2 and the second main door 4 are identical to the height of the door frame 1, the auxiliary door 5 is welded to the outer surface of the auxiliary rotating shaft 9, and the size of the auxiliary door 5 is smaller than the main door size.

Working principle: when the window type internal pilot layout device is used, the output thrust required by the pneumatic actuating mechanism when the auxiliary door 5 is opened relative to the main door is smaller than the auxiliary door 5, so that the auxiliary door 5 is easier to open relative to two main doors, the back pressure of the door plate is gradually weakened after the auxiliary door is opened, the selection of the pneumatic actuating mechanism for opening the main door and the torque born by the door plate and the rotating shaft can be correspondingly reduced at the moment, after the auxiliary door 5 is firstly opened, the smoke pressure on the back surfaces of the first main door 4 and the second main door 4 gradually disappears, and the first main door 4 and the second main door 4 with larger width sizes can be subsequently opened in a linkage mode.

Compared with the related art, the window type internal pilot layout device provided by the utility model has the following beneficial effects: the pneumatic actuating mechanism has the advantages that the structural strength of the door plate and the door shaft does not need to be increased intentionally in the production process, the cylinder diameter and the stroke of the pneumatic actuating mechanism do not need to be increased intentionally, the production and manufacturing cost can be greatly saved, meanwhile, compared with the method that the door plate is increased simply according to the equal division of the size, the processing and manufacturing materials are saved, the pneumatic actuating mechanism is more flexible in shape selection, and the production and manufacturing cost is saved.

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

Claims (4)

1. The utility model provides a window formula internal guide overall arrangement device, includes door frame (1), its characterized in that: the inside left and right sides of door frame (1) all is provided with main pivot (8), the equal swing joint of surface of main pivot (8) has main pneumatic actuator (3), left side main pivot (8) surface mounting has first main door (2), right side main pivot (8) surface mounting has second main door (4), the centre department of left and right sides main pivot (8) is provided with assists pivot (9), the surface swing joint of assisting pivot (9) has small-size pneumatic actuator (6), assist pivot (9) surface mounting has supplementary door (5), window (7) have been seted up to the local surface of door frame.

2. A windowed inner-pilot layout device according to claim 1, wherein: the auxiliary door (5) is connected with the outer surface of the auxiliary rotating shaft (9) in a welding way, and the size of the auxiliary door (5) is far smaller than that of the main door.

3. A windowed inner-pilot layout device according to claim 1, wherein: the first main door (2) is welded with the outer surface of the left main rotating shaft (8), and the height of the first main door (2) is matched with the height of the door frame (1).

4. A windowed inner-pilot layout device according to claim 3, wherein: the first main door (2) and the second main door (4) are equal in size, the second main door (4) is connected with the outer surface of the right main rotating shaft (8) in a welding mode, and the height of the second main door (4) is identical to the height of the door frame (1).