Frame reinforcing device for positive-pressure air supply outlet and smoke exhaust outlet

Abstract

The utility model relates to the technical field of positive pressure air supply outlets, and discloses a frame reinforcing device for a positive pressure air supply outlet and a smoke exhaust port, which comprises a shell, pressure-resistant blocks are arranged on two sides in the shell, support blocks are fixedly connected to the inner sides of the pressure-resistant blocks, hollow cylinders are fixedly connected to the inner sides of the support blocks on the left side, and the hollow cylinders are fixedly connected to the inner sides of the support blocks on the right side. A screw rod is slidably connected to the interior of each hollow cylinder, an adjusting nut is rotatably connected to the right end of each hollow cylinder, a screw rod is in threaded connection to the interior of each adjusting nut, a right side supporting block is fixedly connected to the right end of each screw rod, a partition plate is fixedly connected to the inner side of the shell, and an actuator is fixedly connected to the top of each partition plate; the top of the partition plate is fixedly connected with a rectangular frame, and stand columns are arranged in the shell. According to the utility model, through the arrangement of the screw rod, the shell is reinforced, the firmness is improved, and through the arrangement of the worm gear and the worm, the installation of the air supply outlet and the smoke exhaust outlet is realized.

Description

Technical Field

[0001] The utility model relates to the technical field of positive pressure air supply outlets, in particular to a frame reinforcement device for positive pressure air supply outlets and smoke exhaust outlets. Background Art

[0002] Positive pressure air supply vents are used to supply air under pressure when a fire occurs. Through the positive pressure air supply vents, air will be continuously supplied to the front room to maintain positive pressure in the front room, ensuring that smoke will not spread in this area, and providing space for people to escape. The smoke exhaust vents are opened automatically or manually on the wall or ceiling of the building. They are usually closed and can be opened automatically or manually when needed to remove the heat and smoke generated by the fire. Its main functions are: reducing the temperature of the hot air at the fire scene to prevent the spread of the fire; and preventing the victims from dying due to lack of oxygen due to excessive smoke at the fire scene.

[0003] A Chinese patent with the announcement number CN203852779U disclosed a positive pressure air supply vent, which includes a housing, a panel door and an actuator. A number of embedded bolts and tension spring type connectors are arranged on both sides of the housing. The embedded bolts are fixed in the installation wall through the embedded bolt holes on both sides of the housing. Embedded bolts are arranged on both sides of the upper back of the panel door. Although the patent technology has the advantages of simple structure, convenient installation, time saving and labor saving, the positive pressure air supply vent and the smoke exhaust vent are easily damaged and deformed during transportation and installation, and the structure is unstable and the service life is short. Utility Model Content

[0004] In order to make up for the above shortcomings, the utility model provides a frame reinforcement device for positive pressure air supply vents and smoke exhaust vents, aiming to improve the problems in the prior art that positive pressure air supply vents and smoke exhaust vents are easily damaged and deformed during transportation and installation, have unstable structures, and have short service life.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a frame reinforcement device for a positive pressure air supply port and a smoke exhaust port, comprising a shell, anti-pressure blocks are arranged on both sides of the interior of the shell, the inner sides of the anti-pressure blocks are fixedly connected to support blocks, the inner sides of the left support blocks are fixedly connected to hollow cylinders, the interiors of the hollow cylinders are slidably connected to screws, the right ends of the hollow cylinders are rotatably connected to adjusting nuts, the interiors of the adjusting nuts are threadedly connected to screws, the right ends of the screws are fixedly connected to the right support blocks, the inner sides of the shells are fixedly connected to partitions, the tops of the partitions are fixedly connected to actuators, the tops of the partitions are fixedly connected to rectangular frames, columns are arranged inside the shell, both ends of the columns are fixedly connected to rectangular frames, the inner sides of the rectangular frames are fixedly connected to inclined columns, and an opening and closing assembly is arranged on the front side of the shell.

[0006] Furthermore, the opening and closing assembly includes a face door panel, which is arranged on the front side of the shell, the front side of the face door panel is rotatably connected to a ventilation window, and the front side of the face door panel is rotatably connected to an inspection door.

[0007] Furthermore, a blade assembly is disposed on the inner side of the shell, and a fixing plate is disposed on the inner side of the shell.

[0008] Furthermore, a baffle is fixedly connected to the front side of the fixing plate, and a handle is provided on the front side of the baffle.

[0009] Furthermore, a worm is fixedly connected to the rear side of the handle, a rear end of the worm is rotatably connected to the inner side of the shell, and an outer part of the worm is meshingly connected to a worm wheel.

[0010] Furthermore, the inside of the worm gear is fixedly connected with a rotating shaft, the outside of the rotating shaft is rotatably connected to the inner side of the rotating seat, the rotating seat is fixedly connected to the outer side of the fixed plate, and both ends of the rotating shaft are fixedly connected with telescopic sleeves.

[0011] Furthermore, a spring is fixedly connected inside the telescopic sleeve, one end of the spring is fixedly connected to a telescopic block, and the telescopic block is slidably connected inside the telescopic sleeve.

[0012] Furthermore, the outer sides of the telescopic blocks are fixedly connected with fixed blocks, the inner sides of the fixed blocks are provided with slots, the fixed blocks drive the inner sides to be provided with embedded bolts, and the embedded bolts are arranged inside the slots.

[0013] The utility model has the following beneficial effects:

[0014] 1. In the utility model, the shell is reinforced through the cooperation between the pressure-resistant blocks, support blocks, hollow cylinders, screws, adjusting nuts, rectangular frames, inclined columns, columns, partitions, fixed plates and other structures, thereby improving the firmness and compressive strength, and can effectively cope with various complex scenes.

[0015] 2. In the utility model, the installation of the air supply port and the smoke exhaust port is achieved through the coordination between structures such as the fixed plate, the baffle, the handle, the worm, the worm gear, the rotating seat, the rotating shaft, the telescopic sleeve, the spring, the telescopic block, the fixed block, the slot, and the embedded bolts. No electric tools are required and only one person is needed to complete the installation, which greatly improves the installation efficiency of the air supply port and the smoke exhaust port and has the advantages of saving time and effort. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A three-dimensional diagram of a frame reinforcement device for a positive pressure air supply port and a smoke exhaust port proposed by the utility model;

[0017] Figure 2This is an expanded view of the fixing plate structure of a frame reinforcement device for a positive pressure air supply port and a smoke exhaust port proposed by the utility model;

[0018] Figure 3 It is a partial structural schematic diagram of a frame reinforcement device for a positive pressure air supply port and a smoke exhaust port proposed by the utility model;

[0019] Figure 4 It is a partial structural schematic diagram of a frame reinforcement device for a positive pressure air supply port and a smoke exhaust port proposed by the utility model;

[0020] Figure 5 The utility model provides a schematic diagram of the water sprinkling structure of the frame reinforcement device of the positive pressure air supply port and the smoke exhaust port.

[0021] Legend:

[0022] 1. Shell; 2. Door panel; 3. Actuator; 4. Ventilation window; 5. Inspection door; 6. Blade assembly; 7. Partition; 8. Compression block; 9. Support block; 10. Hollow cylinder; 11. Screw; 12. Adjusting nut; 13. Rectangular frame; 14. Inclined column; 15. Vertical column; 16. Fixed plate; 17. Baffle; 18. Handle; 19. Worm; 20. Worm wheel; 21. Rotating shaft; 22. Rotating seat; 23. Telescopic sleeve; 24. Spring; 25. Telescopic block; 26. Fixed block; 27. Slot; 28. Embedded bolts. DETAILED DESCRIPTION

[0023] 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.

[0024] Reference Figure 1 , Figure 2 and Figure 3The utility model provides an embodiment: a frame reinforcement device for a positive pressure air supply port and a smoke exhaust port, comprising a shell 1, anti-pressure blocks 8 are arranged on both sides of the interior of the shell 1, support blocks 9 are fixedly connected to the inner sides of the anti-pressure blocks 8, hollow cylinders 10 are fixedly connected to the inner sides of the left support blocks 9, screw rods 11 are slidably connected to the interior of the hollow cylinders 10, and the right ends of the hollow cylinders 10 are rotatably connected to the adjusting nuts 12, the screw rods 11 are threadedly connected to the interior of the adjusting nuts 12, and the right end of the screw rods 11 is fixedly connected to the right support block 9 A partition 7 is fixedly connected to the inner side of the shell 1, an actuator 3 is fixedly connected to the top of the partition 7, a rectangular frame 13 is fixedly connected to the top of the partition 7, columns 15 are arranged inside the shell 1, both ends of the columns 15 are fixedly connected to the rectangular frame 13, and the inner side of the rectangular frame 13 is fixedly connected to an inclined column 14. An opening and closing component is arranged on the front side of the shell 1, and the opening and closing component includes a face door panel 2, which is arranged on the front side of the shell 1, a ventilation window 4 is rotatably connected to the front side of the face door panel 2, and an inspection door 5 is rotatably connected to the front side of the face door panel 2.

[0025] By adjusting the nut 12, the screw rod 11 is extended and retracted in the hollow cylinder 10, so that the pressure-resistant block 8 on the outside of the support block 9 is pressed against the inner wall of the shell 1. The partition 7 is used to install the actuator 3. The rectangular frame 13 is reinforced by the column 15 and the inclined column 14 to reinforce the inside of the shell 1. The air exchange window 4 is used for ventilation and the inspection door 5 is used for replacement and maintenance.

[0026] Reference Figure 2 and Figure 4 A blade assembly 6 is provided on the inner side of the shell 1, a fixing plate 16 is provided on the inner side of the shell 1, a baffle 17 is fixedly connected to the front side of the fixing plate 16, a handle 18 is provided on the front side of the baffle 17, a worm 19 is fixedly connected to the rear side of the handle 18, the rear end of the worm 19 is rotatably connected to the inner side of the shell 1, and a worm wheel 20 is meshedly connected to the outside of the worm 19.

[0027] The blade assembly 6 is used for ventilation, the top of the fixing plate 16 is used for installing the rotating seat 22, the baffle 17 is used for rotating the outside of the worm 19, the handle 18 drives the worm 19, and the worm 19 drives the worm wheel 20 to rotate.

[0028] Reference Figure 4 and Figure 5The inside of the worm gear 20 is fixedly connected with a rotating shaft 21, the outside of the rotating shaft 21 is rotatably connected to the inner side of the rotating seat 22, the rotating seat 22 is fixedly connected to the outer side of the fixed plate 16, both ends of the rotating shaft 21 are fixedly connected with a telescopic sleeve 23, the inside of the telescopic sleeve 23 is fixedly connected with a spring 24, one end of the spring 24 is fixedly connected with a telescopic block 25, the telescopic block 25 is slidably connected to the inside of the telescopic sleeve 23, the outside of the telescopic block 25 is fixedly connected with a fixed block 26, the inner side of the fixed block 26 is provided with a slot 27, the fixed block 26 drives the inner side to be provided with an embedded bolt 28, and the embedded bolt 28 is arranged inside the slot 27.

[0029] The worm gear 20 drives the rotating shaft 21 to rotate, and the rotating shaft 21 drives the telescopic sleeves 23 at both ends to rotate. The rotating shaft 21 is limitedly connected by the rotating seat 22, and the telescopic sleeve 23 drives the telescopic block 25 to rotate. The telescopic block 25 approaches the direction of the embedded bolt 28 under the action of the spring 24, and the telescopic block 25 drives the fixed block 26 to approach the embedded bolt 28, and then engages the embedded bolt 28 through the slot 27.

[0030] Working principle: When using the device, the components of the strengthening device are placed in the shell 1, and the screw 11 is extended and retracted in the hollow cylinder 10 by adjusting the nut 12, so that the pressure-resistant block 8 on the outside of the support block 9 is pressed against the inner wall of the box body, and a rectangular frame 13 is provided between the partition 7 and the upper fixing plate 16, thereby further improving the firmness of the shell 1. When the shell 1 needs to be installed in the wall, the worm 19 is driven to rotate by turning the handle 18, and the worm 19 drives the meshing worm wheel 20 to rotate, and the worm wheel 20 drives the inner rotating shaft 21 and drives the transmission of the telescopic sleeve 23. The telescopic sleeve 23 drives the telescopic block 25 to rotate, and the telescopic block 25 approaches the direction close to the embedded bolt 28 under the action of the spring 24, so that the end of the embedded bolt 28 is always stuck in the slot 27, ensuring the stable insertion of the embedded bolt 28, and the embedded bolt 28 moves to the outside of the shell 1, thereby being fixed on the embedded threaded hole on the wall, thereby realizing the installation of the air supply port and the smoke exhaust port.

[0031] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A frame reinforcement device for a positive pressure air supply port and a smoke exhaust port, comprising a housing (1), characterized in that: Both sides of the shell (1) are provided with anti-pressure blocks (8), the inner sides of the anti-pressure blocks (8) are fixedly connected with support blocks (9), the inner sides of the left support blocks (9) are fixedly connected with hollow cylinders (10), the interior of the hollow cylinders (10) are slidably connected with screw rods (11), the right ends of the hollow cylinders (10) are rotatably connected with adjusting nuts (12), the interior of the adjusting nuts (12) are threadedly connected with the screw rods (11), and the right end of the screw rods (11) are fixedly connected with the screw rods (11). A right side support block (9) is connected, a partition (7) is fixedly connected to the inner side of the shell (1), an actuator (3) is fixedly connected to the top of the partition (7), a rectangular frame (13) is arranged on the top of the partition (7), columns (15) are arranged inside the shell (1), both ends of the columns (15) are fixedly connected to the rectangular frame (13), the inner side of the rectangular frame (13) is fixedly connected to an inclined column (14), and an opening and closing component is arranged on the front side of the shell (1).

2. The frame reinforcement device for a positive pressure air supply port and a smoke exhaust port according to claim 1, characterized in that: The opening and closing assembly comprises a face door panel (2), wherein the face door panel (2) is arranged on the front side of the housing (1), the front side of the face door panel (2) is rotatably connected to a ventilation window (4), and the front side of the face door panel (2) is rotatably connected to an inspection door (5).

3. The frame reinforcement device for a positive pressure air supply port and a smoke exhaust port according to claim 1, characterized in that: A blade assembly (6) is arranged on the inner side of the shell (1), and a fixing plate (16) is arranged on the inner side of the shell (1).

4. The frame reinforcement device for a positive pressure air supply port and a smoke exhaust port according to claim 3, characterized in that: The front side of the fixed plate (16) is fixedly connected to a baffle (17), and the front side of the baffle (17) is provided with a handle (18).

5. The frame reinforcement device for a positive pressure air supply port and a smoke exhaust port according to claim 4, characterized in that: The rear side of the handle (18) is fixedly connected to a worm (19), the rear end of the worm (19) is rotatably connected to the inner side of the housing (1), and the outside of the worm (19) is meshingly connected to a worm wheel (20).

6. The frame reinforcement device for a positive pressure air supply port and a smoke exhaust port according to claim 5, characterized in that: The interior of the worm gear (20) is fixedly connected to a rotating shaft (21), the exterior of the rotating shaft (21) is rotatably connected to the inner side of a rotating seat (22), the rotating seat (22) is fixedly connected to the outer side of a fixed plate (16), and both ends of the rotating shaft (21) are fixedly connected to telescopic sleeves (23).

7. The frame reinforcement device for a positive pressure air supply port and a smoke exhaust port according to claim 6, characterized in that: The interior of the telescopic sleeve (23) is fixedly connected with a spring (24), one end of the spring (24) is fixedly connected with a telescopic block (25), and the telescopic block (25) is slidably connected to the interior of the telescopic sleeve (23).

8. The frame reinforcement device for a positive pressure air supply port and a smoke exhaust port according to claim 7, characterized in that: The outer sides of the telescopic blocks (25) are fixedly connected to fixed blocks (26), the inner sides of the fixed blocks (26) are provided with clamping grooves (27), the fixed blocks (26) drive the inner sides to be provided with embedded bolts (28), and the embedded bolts (28) are arranged inside the clamping grooves (27).

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