Fireproof air brake for ship air conditioner

Abstract

The fireproof air brake for the ship air conditioner comprises an air conditioner pipeline and an air valve seat, a temperature sensor is installed on the front portion of the inner side of the air conditioner pipeline, a clamping seat is arranged at the upper end of the middle of the air conditioner pipeline, the lower end of the middle of the air conditioner pipeline is connected with an air valve outer cover through a hinge, and a heat insulation layer is arranged on the inner side of the air valve outer cover. A pulling plug is connected to the upper end of the front portion of the air valve outer cover, a spring is arranged at the rear end of the pulling plug, the air valve seat is installed on the right side of the air valve outer cover, a fixing bolt is arranged on the outer side of the air valve seat, a control motor is installed in the middle of the right side of the air valve seat, and a limiting blocking strip is arranged at the upper end of the inner side of the air valve seat. And the middle part of the air valve seat is connected with a blade through a connecting bolt. According to the fireproof air brake for the ship air conditioner, the heat insulation layer is bonded, heat transfer is reduced, therefore, a control motor and a connecting circuit are well protected, and the safety and stability of an air valve control system are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of fireproof dampers, in particular to a fireproof damper for ship air conditioners. Background Art

[0002] Fire dampers are widely used in ventilation and air conditioning systems on various ships and offshore platforms with fire protection requirements. They should have various emergency opening and closing functions to adapt to ventilation use in various emergencies. In order to meet fire safety requirements, ships are divided into several different levels of fire protection by decks and main vertical zones. Fire dampers are required to be installed on the corresponding air ducts.

[0003] The fire dampers for ships on the market have a simple structure and poor flexibility during use. They cannot be switched on and off after installation, which is not conducive to emergency escape. The control system is relatively simple, and the thermal insulation performance is poor. The internal circuit has low safety and poor stability, which brings troubles to people's use. For this reason, we propose a fire damper for ship air conditioning. Utility Model Content

[0004] The purpose of the utility model is to provide a fire damper for ship air conditioning, so as to solve the problems that the ship fire damper proposed in the above background technology has a simple structure and poor flexibility during use, cannot be switched after installation, is not conducive to escape in an emergency, and has a relatively simple control system, poor thermal insulation performance, low safety of the internal circuit, and poor stability, which brings troubles to people's use.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a fireproof damper for ship air conditioning, comprising an air conditioning duct and an air valve seat, a temperature sensor is installed at the inner front part of the air conditioning duct, and a holder is provided at the middle upper end of the air conditioning duct, the middle lower end of the air conditioning duct is connected to the air valve cover through a hinge, and a heat insulation layer is arranged on the inner side of the air valve cover, and a pull bolt is connected to the front upper end of the air valve cover, and a spring is arranged at the rear end of the pull bolt, the air valve seat is installed on the right side of the air valve cover, and a fixing bolt is arranged on the outer side of the air valve seat, a control motor is installed in the middle part of the right side of the air valve seat, and a limited stop strip is arranged at the inner upper end of the air valve seat, the middle part of the air valve seat is connected to a blade through a connecting bolt, and a connecting seat is arranged in the middle part of the blade, the upper end of the connecting seat is connected to a connecting piece, and a connecting rod is arranged on the upper end of the connecting piece.

[0006] Preferably, the air valve cover forms a movable structure with the air conditioning duct through hinges, and the air conditioning duct and the holder are fixedly welded.

[0007] Preferably, the pull bolt forms a movable structure with the air valve outer cover through a spring, and the pull bolt is an L-shaped structure.

[0008] Preferably, the heat insulation layer and the air valve outer cover are fixedly bonded, and the air valve outer cover and the air valve seat are snap-fitted.

[0009] Preferably, the blades form a movable structure with the air valve seat through connecting bolts, and the blades are arranged in five groups.

[0010] Preferably, the control motor is fixedly connected to the air valve seat, and the limit stop bar is fixedly welded to the air valve seat.

[0011] Preferably, the connecting rod and the connecting piece are fixedly connected, and the connecting piece and the connecting seat are movably connected.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The door panels of the fireproof damper for ship air conditioning are connected by hinges, so that a movable structure is formed between the damper cover and the air conditioning duct, which facilitates the opening and closing of the damper cover in the air conditioning duct, thereby facilitating emergency escape in the air conditioning duct, and through the welding of the clamping seat, it is convenient to position the damper cover when it is closed; through the connection of the pull bolt and under the action of the spring, it has a certain elasticity, and combined with the L-shaped structure of the pull bolt, it is convenient to engage between the pull bolt and the clamping seat, thereby facilitating the fixation of the damper cover after closing.

[0014] The fireproof damper for ship air conditioning is convenient for controlling the rotation of the blades through the connection of the control motor and the setting of the temperature sensor, so that the damper has the functions of self-control and remote control; at the same time, the outer cover of the damper is made of metal material, which has good fire prevention effect, and through the bonding of the heat insulation layer, the heat transfer is reduced, thereby better protecting the control motor and the connection circuit, and improving the safety and stability of the damper control system.

[0015] The five groups of blades of the fireproof damper for ship air conditioning are all made of aluminum alloy, which can reduce the weight of the blades themselves, thereby facilitating their own rotation. The movable structure of the five groups of blades facilitates the control of the air volume and switch state of the damper. The welding of the limit stop strip facilitates the positioning of the blades after closing. The movable connection between the connecting piece and the connecting seat facilitates the up and down flipping of the connecting piece. Combined with the action of the connecting rod, the linkage between the five groups of blades is facilitated, thereby facilitating the flipping of the five groups of blades at the same time and at the same angle. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 This is a left-side structural schematic diagram of the air valve seat of the utility model;

[0018] Figure 3 For this utility model Figure 1 The enlarged structural diagram at A in the middle;

[0019] Figure 4 For this utility model Figure 1 Enlarged structural diagram at B in the middle.

[0020] In the figure: 1. air conditioning duct; 2. temperature sensor; 3. holder; 4. hinge; 5. air valve cover; 6. thermal insulation layer; 7. pull bolt; 8. spring; 9. air valve seat; 10. fixing bolt; 11. control motor; 12. limit stop bar; 13. connecting bolt; 14. blade; 15. connecting seat; 16. connecting piece; 17. connecting rod. DETAILED DESCRIPTION

[0021] 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.

[0022] See also Figure 1-4 The utility model provides a technical solution: a fireproof damper for ship air conditioning, comprising an air conditioning duct 1 and an air valve seat 9, a temperature sensor 2 is installed on the inner front part of the air conditioning duct 1, and a holder 3 is arranged on the middle upper end of the air conditioning duct 1, the middle lower end of the air conditioning duct 1 is connected with an air valve cover 5 through a hinge 4, and a heat insulation layer 6 is arranged on the inner side of the air valve cover 5, and a pull bolt 7 is connected to the front upper end of the air valve cover 5, and a spring 8 is arranged at the rear end of the pull bolt 7, the air valve seat 9 is installed on the right side of the air valve cover 5, and a fixing bolt 10 is arranged on the outer side of the air valve seat 9, a control motor 11 is installed on the middle part of the right side of the air valve seat 9, and a limited stop strip 12 is arranged on the inner upper end of the air valve seat 9, the middle part of the air valve seat 9 is connected with a blade 14 through a connecting bolt 13, and a connecting seat 15 is arranged in the middle of the blade 14, the upper end of the connecting seat 15 is connected with a connecting piece 16, and a connecting rod 17 is arranged on the upper end of the connecting piece 16.

[0023] The air valve cover 5 forms a movable structure with the air conditioning duct 1 through the hinge 4, and the air conditioning duct 1 and the holder 3 are fixedly welded. Through the connection of the hinge 4, the air valve cover 5 and the air conditioning duct 1 form a movable structure, which facilitates the opening and closing of the air valve cover 5 in the air conditioning duct 1, thereby facilitating emergency escape in the air conditioning duct 1, and through the welding of the holder 3, the positioning of the air valve cover 5 when closed is facilitated;

[0024] The pull bolt 7 forms a movable structure with the air valve cover 5 through the spring 8, and the pull bolt 7 is an L-shaped structure. Through the connection of the pull bolt 7 and under the action of the spring 8, it has a certain elasticity. Combined with the L-shaped structure of the pull bolt 7, it is convenient to engage the pull bolt 7 with the clamping seat 3, thereby facilitating the fixing of the air valve cover 5 after closing;

[0025] The heat insulation layer 6 and the damper cover 5 are fixedly bonded, and the damper cover 5 and the damper seat 9 are snap-fitted. The damper cover 5 is made of metal material and has good fireproofing effect. The heat transfer is reduced by bonding the heat insulation layer 6, thereby better protecting the control motor 11 and the connection circuit, and improving the safety and stability of the damper control system.

[0026] The blades 14 form a movable structure with the air valve seat 9 through the connecting bolts 13, and the blades 14 are provided with five groups, and the five groups of blades 14 are made of aluminum alloy material, which can reduce the weight of the blades 14 themselves, thereby facilitating their own rotation, and through the movable structure of the five groups of blades 14, it is convenient to control the air volume and switch state of the air valve;

[0027] The control motor 11 and the air valve seat 9 are fixedly connected, and the limit baffle 12 and the air valve seat 9 are fixedly welded. Through the connection of the control motor 11 and the setting of the temperature sensor 2, the control of the rotation of the blade 14 is facilitated, so that the air valve has the functions of self-control and remote control. The welding of the limit baffle 12 facilitates the positioning of the blade 14 after closing.

[0028] The connecting rod 17 and the connecting piece 16 are fixedly connected, and the connecting piece 16 and the connecting seat 15 are movably connected. The movably connected connection between the connecting piece 16 and the connecting seat 15 facilitates the up and down flipping of the connecting piece 16. Combined with the action of the connecting rod 17, the linkage between the five groups of blades 14 is facilitated, thereby facilitating the flipping of the five groups of blades 14 at the same time and angle.

[0029] Working principle: For this type of fire damper for ship air conditioning, first, the stability in the air conditioning duct 1 is monitored in real time through the temperature sensor 2, and the signal is transmitted to the control motor 11, so as to control the control motor 11 to work. After the control motor 11 is started, the blade 14 in the middle of the air valve seat 9 will be rotated to flip the blade 14 in the middle, and through the action of the connecting rod 17 and the connecting piece 16, the five groups of blades 14 are linked together to achieve the adjustment of wind direction and opening and closing state, and through the bonding of the thermal insulation layer 6, the heat transfer is reduced, so as to better protect the control motor 11 and the connecting circuit, and improve the safety and stability of the air valve control system. At the same time, the control motor 11 can also be controlled by remote control. When a fire occurs in the ship and escape is impossible, you can climb into the air conditioning duct 1 and then pull the pull bolt 7 to separate it from the seat 3, so as to push the air valve cover 5 outward for easy escape; in this way, the entire use process of the fire damper for ship air conditioning is completed.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A fireproof damper for a ship air conditioner, comprising an air conditioning duct (1) and a damper seat (9), characterized in that: A temperature sensor (2) is installed at the front inner side of the air conditioning duct (1), and a holder (3) is provided at the middle upper end of the air conditioning duct (1). The middle lower end of the air conditioning duct (1) is connected to a damper cover (5) via a hinge (4), and a heat insulating layer (6) is arranged on the inner side of the damper cover (5). A pull bolt (7) is connected to the front upper end of the damper cover (5), and a spring (8) is provided at the rear end of the pull bolt (7). The damper seat (9) is installed on the right side of the damper cover (5), and A fixing bolt (10) is arranged on the outer side of the air valve seat (9), a control motor (11) is installed in the middle of the right side of the air valve seat (9), and a limit stop bar (12) is arranged at the upper end of the inner side of the air valve seat (9), the middle of the air valve seat (9) is connected to a blade (14) through a connecting bolt (13), and a connecting seat (15) is arranged in the middle of the blade (14), the upper end of the connecting seat (15) is connected to a connecting plate (16), and a connecting rod (17) is arranged at the upper end of the connecting plate (16).

2. A fire damper for ship air conditioning according to claim 1, characterized in that: The air valve outer cover (5) forms a movable structure with the air conditioning duct (1) via a hinge (4), and the air conditioning duct (1) and the holder (3) are fixedly welded.

3. A fire damper for ship air conditioning according to claim 1, characterized in that: The pull bolt (7) forms a movable structure with the air valve outer cover (5) through a spring (8), and the pull bolt (7) is an L-shaped structure.

4. A fire damper for ship air conditioning according to claim 1, characterized in that: The heat insulation layer (6) and the air valve outer cover (5) are fixedly bonded, and the air valve outer cover (5) and the air valve seat (9) are snap-fitted.

5. The fire damper for ship air conditioning according to claim 1, characterized in that: The blades (14) form a movable structure with the air valve seat (9) through the connecting bolts (13), and the blades (14) are arranged in five groups.

6. A fire damper for ship air conditioning according to claim 1, characterized in that: The control motor (11) and the air valve seat (9) are fixedly connected, and the limit stop bar (12) and the air valve seat (9) are fixedly welded.

7. The fire damper for ship air conditioner according to claim 1, characterized in that: The connecting rod (17) and the connecting piece (16) are fixedly connected, and the connecting piece (16) and the connecting seat (15) are movably connected.

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