Internal-attack fire extinguishing and smoke exhausting device
By designing an internal attack fire extinguishing and smoke exhaust device, using coupling pipes, guide rods and clamping components, the problems of low smoke exhaust efficiency and serious pollution in the existing technology are solved, and the effect of rapid smoke exhaust and reducing smoke pollution is achieved.
Patent Information
- Application Number
- CN202421394284.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-18
- Publication Date
- 2025-05-23
- Estimated Expiration
- 2034-06-18
AI Technical Summary
In the case of residential fires, the smoke exhaust efficiency is low and the time is long, resulting in serious consequences. The traditional smoke exhaust machine directly blows the smoke and dust after extinguishing to one side, seriously polluting the environment.
An internal attack and fire extinguishing smoke exhaust device is designed, including a fire extinguishing smoke exhauster. The device is composed of components such as coupling pipes, transition joints, elbows, and spray heads. It uses guide rods, locking rods and clamping components to achieve rapid installation and convenient transportation, forming a circular water curtain to drive air flow, and accelerating the flow of air inside and outside the fire field.
It has achieved rapid implementation of fire smoke exhaust in fire accidents. Compared with traditional natural smoke exhaust and mechanical smoke exhaust, the smoke exhaust time is greatly shortened, effectively reducing the high temperature in the fire, reducing smoke pollution, and improving the efficiency and safety of fire disposal.
Smart Images
Figure CN222895256U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to an internal fire extinguishing and smoke exhausting device, belonging to the field of fire extinguishing and smoke exhausting. Background Art
[0002] With the continuous development of society and the continuous improvement of living standards, people are more and more aware of fire prevention, but fires still occur frequently.
[0003] At present, when a fire occurs in a house in China, traditional mechanical smoke exhaust machines are used to exhaust smoke or windows are opened to exhaust smoke naturally, which results in low smoke exhaust efficiency and a long smoke exhaust time, which can cause serious consequences. In addition, the smoke exhaust machine directly blows the smoke and dust after the fire is extinguished to one side, seriously polluting the environment. Therefore, the present application proposes an internal fire extinguishing and smoke exhaust device that accelerates the smoke exhaust efficiency. Utility Model Content
[0004] In view of the deficiencies in the prior art, the utility model aims to provide an internal fire extinguishing and smoke exhaust device.
[0005] In order to achieve the above purpose, the utility model is implemented through the following technical solutions:
[0006] An internal fire extinguishing and smoke exhaust device comprises a fire extinguishing and smoke exhaust device, the fire extinguishing and smoke exhaust device comprises a connecting pipe 1, one end of the connecting pipe 1 is connected to a ball valve connecting head through a transition joint 1, the other end of the connecting pipe is connected to a connecting pipe 2 through an elbow 1, the other end of the connecting pipe 2 is connected to a connecting pipe 3 through an elbow 2, the other end of the connecting pipe 3 is connected to a nozzle, the outer surface of the connecting pipe 2 is symmetrically installed with guide rods, the other end of the guide rods is fixedly provided with a positioning rod, a fixed cross rod is provided between the guide rods, a fixed vertical rod is provided between the fixed cross rod and the connecting pipe 2, a locking rod is fixedly sleeved on the outer surface of the guide rod, a locking assembly is provided on the locking rod, and a clamping assembly for clamping the connecting pipe 2 is provided on the guide rod.
[0007] Furthermore, the clamping assembly includes two arc clamps, each of which is fixed with a threaded plate, the threaded plate is threadedly sleeved on both ends of the double-axis screw, two fixed plates are fixed on the guide rod, the double-axis screw is arranged between the fixed plates, and one end of the double-axis screw is provided with a turntable that contacts the outer surface of the fixed plate.
[0008] Furthermore, the other end of the double-axis screw rod is sleeved with a bearing fixed on the fixed plate, a traction rod sliding through the threaded plate is fixed between the fixed plates, and a telescopic rod is fixed between the fixed vertical rod and the threaded plate.
[0009] Furthermore, a hook is fixedly provided on the outer surface of the second connecting pipe, and the locking assembly includes a locking handle threadedly penetrated on the locking rod, and a locking block is fixedly provided on the other end of the locking handle.
[0010] Furthermore, the fire extinguisher and smoke exhaust device also includes a bottom fire extinguisher and smoke exhaust device body, which includes a lower tube and an upper tube, the outer surface of one end of the lower tube is sleeved with a transition joint 2, the other end of the transition joint 2 is sleeved with a quick-change lower joint, and the other end of the quick-change lower joint is connected to a quick-change lower joint inner sleeve.
[0011] Furthermore, a transition joint three is sleeved on the surface of one end of the upper tube, a quick upper joint is sleeved on the other end of the transition joint three, a stopper wire is arranged on the quick upper joint, a disassembly sleeve is sleeved on the outer surface of the quick upper joint, and the other end of the quick upper joint is connected to a quick-change upper joint inner sleeve.
[0012] Furthermore, the inner sleeve of the quick-change lower joint cooperates with the bayonet pin to connect to the inner sleeve of the quick-change upper joint, the other end of the upper tube is connected to the connecting tube four through the elbow three, the other end of the connecting tube four is connected to the connecting tube five through the elbow four, the other end of the connecting tube five is connected to the connecting tube five through the elbow five, and the other end of the connecting tube five is connected to the auxiliary nozzle.
[0013] Furthermore, the connecting pipe 4 is provided with a secondary hook, and the lower pipe is provided with a ball valve.
[0014] Furthermore, the connecting pipe 4 is provided with a secondary hook, and the lower pipe is provided with a ball valve.
[0015] Beneficial effects of the utility model:
[0016] The fire extinguishing smoke exhaust device of the present application can quickly implement smoke exhaust from a fire scene. After practical simulation drills and repeated demonstrations, the device is used to implement smoke exhaust in a room filled with thick smoke. Compared with traditional natural smoke exhaust and mechanical smoke exhaust, the smoke exhaust time is greatly shortened, and the high temperature of the fire scene can be effectively reduced. In the handling of fire accidents, the circular water curtain formed by the gun head of the device can be used to drive the air flow, accelerate the air flow inside and outside the fire scene, reduce the oxygen content inside the fire, destroy the internal combustion conditions, and quickly reduce the temperature of the fire scene to the lowest. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.
[0018] Figure 1This is a front view of an internal fire extinguishing and smoke exhaust device of the utility model;
[0019] Figure 2 This is a schematic diagram of a clamping assembly of an internal fire extinguishing and smoke exhaust device of the utility model;
[0020] Figure 3 It is a schematic diagram of the bottom fire extinguishing and smoke exhaust device of the utility model;
[0021] Figure 4 This is an enlarged view of the K portion of an internal fire extinguishing and smoke exhaust device of the utility model.
[0022] In the figure: 1. ball valve connector; 2. transition connector 1; 3. connector pipe 1; 4. elbow 1; 5. connector pipe 2; 6. connector pipe 3; 7. nozzle; 8. positioning rod; 9. guide rod; 10. fixed horizontal rod; 11. fixed vertical rod; 12. locking rod; 13. locking block; 14. locking handle; 15. hook; 17. lower pipe; 18. transition connector 2; 19. quick-change lower connector; 20. quick-change lower connector inner sleeve; 21. quick-change upper Inner sleeve of connector; 22. Bayonet; 23. Disassembly sleeve; 24. Wire stop; 25. Quick upper connector; 26. Upper tube; 27. Transition joint three; 28. Auxiliary hook; 29. Connecting pipe five; 30. Elbow five; 31. Connecting pipe five; 32. Auxiliary nozzle; 33. Connecting pipe four; 34. Ball valve; 35. Arc clamp; 36. Threaded plate; 37. Double-axis screw; 38. Fixed plate; 39. Bearing; 40. Traction rod; 41. Telescopic rod. 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] See also Figure 1-2The utility model provides a technical solution: an internal attack fire extinguishing and smoke exhaust device, including a fire extinguishing and smoke exhaust device, the fire extinguishing and smoke exhaust device includes a connecting pipe 3, one end of the connecting pipe 3 is connected to the ball valve connecting head 1 through a transition joint 2, the other end of the connecting pipe 3 is connected to a connecting pipe 2 5 through an elbow 4, the other end of the connecting pipe 2 5 is connected to a connecting pipe 3 6 through an elbow 2, the other end of the connecting pipe 3 6 is connected to a nozzle 7, the outer surface of the connecting pipe 2 5 is symmetrically installed with a guide rod 9, the other end of the guide rod 9 is fixed A positioning rod 8 is fixedly provided, a fixed cross rod 10 is provided between the guide rods 9, a fixed vertical rod 11 is provided between the fixed cross rod 10 and the connecting pipe 2 5, a locking rod 12 is fixedly sleeved on the outer surface of the guide rod 9, a locking assembly is provided on the locking rod 12, a clamping assembly for clamping the connecting pipe 2 5 is provided on the guide rod 9, and a high-rise fire extinguishing and smoke exhauster is formed by the design components of the connecting pipe 1 3, transition joint 1 2, connecting pipe 1 3, elbow 1 4, connecting pipe 2 5, connecting pipe 3 6 and nozzle 7.
[0025] See also Figure 1-2 The clamping assembly includes two arc-shaped clamps 35, each of which is fixed with a threaded plate 36, and the threaded plate 36 is threadedly sleeved on the two ends of the double-axis screw 37. Two fixed plates 38 are fixed on the guide rod 9, and the double-axis screw 37 is arranged between the fixed plates 38. One end of the double-axis screw 37 is provided with a turntable contacting the outer surface of the fixed plate 38, and the other end of the double-axis screw 37 is sleeved with a bearing 39 fixed to the fixed plate 38. A traction rod 40 sliding through the threaded plate 36 is fixed between the fixed plates 38, a telescopic rod 41 is fixed between the fixed vertical rod 11 and the threaded plate 36, and a hook 15 is fixed on the outer surface of the connecting pipe 25. The locking assembly includes a locking handle 14 threadedly penetrated on the locking rod 12, and the other end of the locking handle 14 is fixed with a locking block 13. The design The turntable manually rotates the double-axis screw 37, thereby driving the two arc clamps to move towards or away from each other. The arc clamp 35 is finally designed to clamp the outer wall of the connecting pipe 25 to complete the installation of the high-rise fire extinguisher and smoke exhaust device, and then cooperate with the fire extinguisher and smoke exhaust device to suck out the indoor smoke. The application is simple in design and easy to install on site, ensuring convenient transportation of the equipment so as to quickly move the equipment to the required use site. The design of the telescopic rod 41 ensures that the fixed vertical rod 11 can be connected to the components of the clamping assembly as a whole. The design of the traction rod 40 ensures that the threaded plate 36 can normally move towards or away from each other, which is suitable for high-rise buildings. The nozzle 7 is basically flush with the window, and the nozzle sprays outside the window to form a pressure difference, driving the smoke to the outside. The locking handle 14 is manually rotated to push the locking block 13 to insert the positioning rod 8 and the locking block 13 to clamp the window sill.
[0026] See also Figure 3-4 The fire extinguisher and smoke exhaust device also includes a bottom fire extinguisher and smoke exhaust device body, which includes a lower tube 17 and an upper tube 26. The outer surface of one end of the lower tube 17 is sleeved with a transition joint 2 18, and the other end of the transition joint 2 18 is sleeved with a quick-change lower joint 19, and the other end of the quick-change lower joint 19 is connected to a quick-change lower joint inner sleeve 20. The surface of one end of the upper tube 26 is sleeved with a transition joint 3 27, and the other end of the transition joint 3 27 is sleeved with a quick upper joint 25, and a stop wire 24 is provided on the quick upper joint 25. The outer surface of the quick upper joint 25 is sleeved with a disassembly sleeve 23, and the other end of the quick upper joint 25 is connected to a quick-change upper joint inner sleeve 21. The quick-change lower joint inner sleeve 20 cooperates with the bayonet 22 to connect the quick-change upper joint inner sleeve 21, and the other end of the upper tube 26 is sleeved with a transition joint 3 27. The other end of the transition joint 3 27 is sleeved with a quick upper joint 25, and a stop wire 24 is provided on the quick upper joint 25. The outer surface of the quick upper joint 25 is sleeved with a disassembly sleeve 23, and the other end of the quick upper joint 25 is connected to a quick-change upper joint inner sleeve 21. The quick-change lower joint inner sleeve 20 cooperates with the bayonet 22 to connect the quick-change upper joint inner sleeve 21. The upper end is connected to a connecting pipe 4 33 through an elbow 3, the other end of the connecting pipe 4 33 is connected to a connecting pipe 5 29 through an elbow 4, the other end of the connecting pipe 5 29 is connected to a connecting pipe 5 31 through an elbow 5 30, the other end of the connecting pipe 5 31 is connected to an auxiliary nozzle 32, the connecting pipe 4 33 is provided with an auxiliary hook 28, and the lower pipe 17 is provided with a ball valve 34. The designed components constitute the bottom fire extinguishing and smoke exhaust device body, which is connected to the 65mm interface of a fire truck or a water distributor and placed on the windowsill. The Bernoulli effect generated by it is used to accelerate the air flow in the fire scene, drive the internal smoke to be discharged outward, thereby forming a negative pressure smoke exhaust effect in the fire scene. At the same time, the portable fire extinguishing and smoke exhaust part of the device can be used as a water gun to implement internal attack cover, fire extinguishing and other combat tasks in the fire scene.
[0027] During specific work, the high-rise fire extinguisher and smoke exhaust device can be installed on the guide rod 9, and the subsequent disassembly is also convenient, so it is convenient to transport the fire extinguisher and smoke exhaust device. The designed turntable manually rotates the double-axis screw 37, thereby driving the two arc clamps to move towards or away from each other. Finally, the arc clamp 35 is designed to clamp the outer wall of the pipe of the fire extinguisher and smoke exhaust device to complete the installation of the fire extinguisher and smoke exhaust device, and then cooperate with the fire extinguisher and smoke exhaust device to suck out the indoor smoke. The present application has a simple design and is easy to install on site, ensuring that the equipment can be easily transported, so as to quickly move the equipment to the required site of use.
[0028] The designed fire extinguisher smoke exhaust device can quickly implement smoke exhaust in the fire scene. After practical simulation drills and repeated demonstrations, the use of this device to exhaust smoke in a room filled with thick smoke has greatly shortened the smoke exhaust time compared with traditional natural smoke exhaust and mechanical smoke exhaust, and can effectively reduce the high temperature of the fire scene. In the handling of fire accidents, the circular water curtain formed by the gun head of the device can be used to drive the air flow, accelerate the air flow inside and outside the fire scene, reduce the oxygen content inside the fire, destroy the internal combustion conditions, and quickly reduce the fire scene temperature to the lowest.
[0029] Although this specification is described according to implementation modes, not every implementation mode includes only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.
Claims
1. An internal fire extinguishing and smoke exhaust device, characterized in that: The invention comprises a fire extinguishing smoke exhaust device, wherein the fire extinguishing smoke exhaust device comprises a connecting pipe (3), one end of the connecting pipe (3) is connected to a ball valve connecting head (1) through a transition joint (2), the other end of the connecting pipe (3) is connected to a connecting pipe (5) through an elbow (4), the other end of the connecting pipe (5) is connected to a connecting pipe (6) through an elbow (2), the other end of the connecting pipe (6) is connected to a nozzle (7), a guide rod (9) is symmetrically mounted on the outer surface of the connecting pipe (5), a positioning rod (8) is fixedly arranged at the other end of the guide rod (9), a fixed cross rod (10) is arranged between the guide rods (9), and a fixed cross rod (10) and the connecting pipe (5) are arranged between the fixed cross rod (10) and the connecting pipe (5). A fixed vertical rod (11) is arranged, a locking rod (12) is fixedly sleeved on the outer surface of the guide rod (9), a locking assembly is arranged on the locking rod (12), a clamping assembly for clamping the second connecting pipe (5) is arranged on the guide rod (9), the clamping assembly comprises two arc-shaped clamps (35), threaded plates (36) are fixedly arranged on the arc-shaped clamps (35), the threaded plates (36) are threadedly sleeved on the two ends of a double-axis screw rod (37), two fixed plates (38) are fixedly arranged on the guide rod (9), the double-axis screw rod (37) is arranged between the fixed plates (38), and a rotating disk contacting the outer surface of the fixed plate (38) is arranged at one end of the double-axis screw rod (37).
2. The internal fire extinguishing and smoke exhaust device according to claim 1, characterized in that: The other end of the double-axis screw rod (37) is sleeved with a bearing (39) fixed on the fixed plate (38), a traction rod (40) slidingly penetrating the threaded plate (36) is fixed between the fixed plates (38), and a telescopic rod (41) is fixed between the fixed vertical rod (11) and the threaded plate (36).
3. The internal fire extinguishing and smoke exhaust device according to claim 2, characterized in that: A hook (15) is fixedly provided on the outer surface of the second connecting pipe (5), and the locking assembly comprises a locking handle (14) threadedly inserted into the locking rod (12), and a locking block (13) is fixedly provided at the other end of the locking handle (14).
4. The internal fire extinguishing and smoke exhaust device according to claim 1, characterized in that: The fire extinguisher and smoke exhaust device also includes a bottom fire extinguisher and smoke exhaust device body, which includes a lower tube (17) and an upper tube (26). A transition joint 2 (18) is sleeved on the outer surface of one end of the lower tube (17). A quick-change lower joint (19) is sleeved on the other end of the transition joint 2 (18). The other end of the quick-change lower joint (19) is connected to a quick-change lower joint inner sleeve (20).
5. The internal fire extinguishing and smoke exhaust device according to claim 4, characterized in that: A transition joint three (27) is sleeved on the surface of one end of the upper tube (26), a quick upper joint (25) is sleeved on the other end of the transition joint three (27), a stopper wire (24) is provided on the quick upper joint (25), a disassembly sleeve (23) is sleeved on the outer surface of the quick upper joint (25), and the other end of the quick upper joint (25) is connected to a quick-change upper joint inner sleeve (21).
6. The internal fire extinguishing and smoke exhaust device according to claim 5, characterized in that: The inner sleeve (20) of the quick-change lower joint cooperates with the bayonet pin (22) to connect to the inner sleeve (21) of the quick-change upper joint; the other end of the upper tube (26) is connected to the connecting tube (4) (33) via the elbow (3); the other end of the connecting tube (4) (33) is connected to the connecting tube (5) (29) via the elbow (4); the other end of the connecting tube (5) (29) is connected to the connecting tube (5) (31) via the elbow (5) (30); the other end of the connecting tube (5) (31) is connected to the auxiliary nozzle (32).
7. The internal fire extinguishing and smoke exhaust device according to claim 6, characterized in that: The connecting pipe 4 (33) is provided with a secondary hook (28), and the lower pipe (17) is provided with a ball valve (34).