Special-shaped quick connector for water-oxygen simultaneous water outlet belt

Abstract

The utility model relates to the field of quick connectors, and discloses a special-shaped quick connector for a water and oxygen synchronous water outlet belt, which comprises a connecting piece, the connecting piece is detachably arranged between two water hose connectors, a water conveying pipeline is arranged on the outer wall of the water hose connector on the rear side, a first oxygen conveying pipeline is fixed in a first connecting hole, and a second oxygen conveying pipeline is fixed in a second connecting hole. A second middle connector is arranged between the connecting piece and the water hose connector on the rear side, a second connecting hole is formed in the top face of the second middle connector, a second oxygen conveying pipeline is fixed into the second connecting hole, and a C-shaped self-locking connector sub-opening is detachably formed in the front end of the C-shaped self-locking connector female opening. The front end of the C-shaped self-locking type connector seam allowance is fixedly connected with the rear end of the first oxygen conveying pipeline. According to the utility model, the current fire scene rescue requirement is met, and during use, only the oxygen supply and water supply equipment needs to be switched on, so that quick switching-on, continuous oxygen supply and multi-person oxygen supply can be realized, and the number of casualties in a fire accident can be reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of quick joints, in particular to a special-shaped quick joint for water and oxygen outlet. Background Art

[0002] Fire scene emergency continuous oxygen supply equipment adopts three major technical forms: mobile fire scene gas supply system integration technology, water-gas pipe interface modular design technology, and water-gas pipe interface modular design technology. It consists of a mobile gas supply source, oxygen pipeline, water pipeline, water-oxygen co-export quick connection interface, and Y-type expansion interface. When rescuing at the fire scene, a mobile gas supply source is set up to continuously deliver oxygen and water to firefighters inside the fire scene through the water-oxygen co-export pipeline, helping firefighters to go deep into the fire scene for rescue.

[0003] At present, my country mainly uses positive pressure fire-fighting oxygen operation respirators, which realizes the oxygen respirator being available for use and ready for battle at any time. This equipment uses the gas exhaled by the wearer, enters the purification tank through the exhalation hose to react with the absorbent, absorbs the carbon dioxide and enters the air bag, where it is mixed with the oxygen released by the oxygen cylinder, and then cooled by the cooler through the inhalation hose for the wearer to breathe. The whole breathing process always maintains a positive pressure one-way cycle, but has the following disadvantages: the positive pressure fire-fighting oxygen operation respirator has limited oxygen content and cannot be used for a long time, which makes it unable to meet the current firefighting needs. Utility Model Content

[0004] The utility model aims to provide a special-shaped quick connector with a water-oxygen outlet to solve the problem that a positive pressure fire-fighting oxygen operation respirator has a limited oxygen content and cannot be used for a long time, resulting in the inability to meet the current fire-fighting operation needs.

[0005] In order to achieve the above-mentioned purpose of the utility model, the utility model adopts the following technical scheme: a water-oxygen water-outlet special-shaped quick connector, including a connecting piece, which is detachably arranged between two water hose connectors, and the outer wall of the water hose connector on the rear side is provided with a water supply pipeline, a first middle connection is threadedly connected between the connecting piece and the water hose connector on the front side, a first connecting hole is provided on the top surface of the first middle connection, a first oxygen supply pipeline is fixed inside the first connecting hole, a second middle connection is provided between the connecting piece and the water hose connector on the rear side, a second connecting hole is provided on the top surface of the second middle connection, a second oxygen supply pipeline is fixed inside the second connecting hole, a C-type self-locking connector female port is fixed at the front end of the second oxygen supply pipeline, a C-type self-locking connector sub-port is detachably provided at the front end of the C-type self-locking connector female port, and the front end of the C-type self-locking connector sub-port is fixedly connected to the rear end of the first oxygen supply pipeline.

[0006] Preferably, a quick-connect card-type fire-fighting interface female port is threadedly connected between the connecting piece and the second middle connection.

[0007] Preferably, the outer walls of the two water hose joints are respectively provided with a first sealing ring.

[0008] Preferably, a sub-port body is provided between the connecting piece and the female port of the quick-connect card-type fire interface, and the sub-port body is detachably connected to the female port of the quick-connect card-type fire interface.

[0009] Preferably, an explosion-proof and cut-proof gas pipe is fixed to the rear end of the quick-connect card-type fire-fighting interface female port.

[0010] Preferably, a second sealing ring is provided on the outer wall of the connecting piece.

[0011] Compared with the prior art, a special-shaped quick connector for water and oxygen outlet with the above technical solution has the following beneficial effects:

[0012] 1. During use, it meets the current fire rescue requirements. When in use, it only needs to connect the oxygen and water supply equipment, which can achieve rapid connection, continuous oxygen supply and oxygen supply for multiple people, thereby reducing the number of casualties in fire accidents;

[0013] 2. During use, the quick-connect card-type fire interface female port facilitates the quick connection of the connector and the hose connector, making the connection more convenient and quick. The first sealing ring facilitates the sealing of the connection between the first middle connection, the second middle connection and the hose connector to prevent water or oxygen leakage, thereby improving the sealing performance of the connection;

[0014] 3. In use, the sub-port body is used in conjunction with the female port of the quick-connect card-type fire-fighting interface to achieve quick connection and fixation, thereby improving the convenience and stability of the connection. The explosion-proof and cut-proof gas pipe is used to prevent gas leakage and cut pipes to ensure safety. The second sealing ring is used to provide sealing at the connection between the female port of the quick-connect card-type fire-fighting interface and the connector to prevent water or oxygen leakage, thereby improving the sealing performance of the connection. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional schematic diagram of an embodiment.

[0016] Figure 2 It is a schematic diagram of an explosion of an embodiment.

[0017] Figure 3 It is a schematic diagram of an explosion at a connecting piece in an embodiment.

[0018] Figure 4 For example Figure 2 Enlarged schematic diagram at point A in the middle.

[0019] In the figure: 1. Connector; 2. Hose joint; 3. Water pipeline; 4. First middle joint; 5. First connecting hole; 6. First oxygen pipeline; 7. Second middle joint; 8. Second connecting hole; 9. Second oxygen pipeline; 10. C-type self-locking joint female port; 11. C-type self-locking joint male port; 12. Quick-connect card-type fire-fighting interface female port; 13. First sealing ring; 14. Male port body; 15. Explosion-proof and cut-proof gas pipe; 16. Second sealing ring. DETAILED DESCRIPTION

[0020] The preferred embodiments of the present invention are described in detail below in conjunction with the accompanying drawings.

[0021] like Figure 1-Figure 4 As shown, a water-oxygen water hose special-shaped quick connector comprises a connector 1, which is detachably arranged between two water hose connectors 2, a water supply pipe 3 is arranged on the outer wall of the water hose connector 2 on the rear side, a first middle connector 4 is threadedly connected to the water hose connector 2 on the front side, a first connecting hole 5 is provided on the top surface of the first middle connector 4, a first oxygen supply pipe 6 is fixed inside the first connecting hole 5, a second middle connector 7 is provided between the connector 1 and the water hose connector 2 on the rear side, a second connecting hole 8 is provided on the top surface of the second middle connector 7, a second oxygen supply pipe 9 is fixed inside the second connecting hole 8, a C-type self-locking connector female port 10 is fixed to the front end of the second oxygen supply pipe 9, a C-type self-locking connector sub-port 11 is detachably arranged on the front end of the C-type self-locking connector female port 10, and the front end of the C-type self-locking connector sub-port 11 is fixedly connected to the rear end of the first oxygen supply pipe 6.

[0022] In use, the water-oxygen outlet uses an embedded design, combining the first oxygen pipeline 6, the second oxygen pipeline 9 with the water pipeline 3, and the air pipe is embedded in the water pipe. When in use, the water pipeline 3 will be filled with water, and water is a good conductor of heat. The flow of water can dissipate heat well, protecting the first oxygen pipeline 6 and the second oxygen pipeline 9; the water-oxygen outlet pipeline quick connector adopts a modular design technology of water-air pipe interface, which can quickly connect the water-oxygen outlet pipeline during firefighters' rescue, ensuring that the first oxygen pipeline 6, the second oxygen pipeline 9 and the water pipeline 3 run at the same time without interfering with each other. It meets the current fire rescue requirements. When in use, you only need to connect the oxygen and water supply equipment, which can achieve fast connection, continuous oxygen supply and oxygen supply for multiple people, thereby reducing the number of casualties in fire accidents.

[0023] like Figure 1-Figure 3 As shown, a quick-connect card-type fire-fighting interface female port 12 is threadedly connected between the connecting piece 1 and the second middle connection 7 .

[0024] During use, the quick-connect card-type fire interface female port 12 facilitates the quick connection between the connector 1 and the hose connector 2, making the connection more convenient and quick.

[0025] like Figure 1-Figure 3 As shown, the outer walls of the two water hose joints 2 are respectively provided with a first sealing ring 13, and a sub-port body 14 is provided between the connecting piece 1 and the quick-connect card-type fire interface female port 12, and the sub-port body 14 is detachably connected to the quick-connect card-type fire interface female port 12.

[0026] In use, the first sealing ring 13 is used to provide sealing at the connection between the first middle connection 4, the second middle connection 7 and the hose connector 2 to prevent water or oxygen leakage, thereby improving the sealing performance of the connection. The sub-port body 14 is used in conjunction with the quick-connect card-type fire interface female port 12 to achieve quick connection and fixation, thereby improving the convenience and stability of the connection.

[0027] like Figure 1-Figure 3 As shown, an explosion-proof and cut-proof gas pipe 15 is fixed to the rear end of the quick-connect card-type fire interface female port 12, and a second sealing ring 16 is provided on the outer wall of the connector 1.

[0028] During use, the explosion-proof and cut-proof gas pipe 15 is used to prevent gas leakage and cut pipes to ensure safety. The second sealing ring 16 is used to provide sealing at the connection between the quick-connect card-type fire interface female port 12 and the connector 1 to prevent water or oxygen leakage, thereby improving the sealing performance of the connection.

[0029] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A special-shaped quick connector for water and oxygen hoses, comprising a connector (1), wherein the connector (1) is detachably arranged between two hose connectors (2), characterized in that: The outer wall of the water hose joint (2) at the rear side is provided with a water supply pipeline (3); a first middle joint (4) is connected to the water hose joint (2) at the front side by a thread; a first connecting hole (5) is provided on the top surface of the first middle joint (4); a first oxygen supply pipeline (6) is fixed inside the first connecting hole (5); a second middle joint (7) is provided between the connecting piece (1) and the water hose joint (2) at the rear side; a second connecting hole (8) is provided on the top surface of the second middle joint (7); a second oxygen supply pipeline (9) is fixed inside the second connecting hole (8); a C-type self-locking joint female port (10) is fixed at the front end of the second oxygen supply pipeline (9); a C-type self-locking joint sub-port (11) is detachably provided at the front end of the C-type self-locking joint female port (10); the front end of the C-type self-locking joint sub-port (11) is fixedly connected to the rear end of the first oxygen supply pipeline (6).

2. A special-shaped quick connector for water and oxygen outlet according to claim 1, characterized in that: A quick-connect card-type fire-fighting interface female port (12) is threadedly connected between the connecting piece (1) and the second middle connection (7).

3. A special-shaped quick connector for water and oxygen outlet according to claim 2, characterized in that: The outer walls of the two water hose joints (2) are respectively provided with a first sealing ring (13).

4. A special-shaped quick connector for water and oxygen outlet according to claim 2, characterized in that: A sub-port body (14) is provided between the connecting piece (1) and the quick-connect card-type fire-fighting interface female port (12); the sub-port body (14) is detachably connected to the quick-connect card-type fire-fighting interface female port (12).

5. A special-shaped quick connector for water and oxygen outlet according to claim 4, characterized in that: An explosion-proof and cut-proof gas pipe (15) is fixed to the rear end of the quick-connect card-type fire-fighting interface female port (12).

6. A special-shaped quick connector for water and oxygen outlet according to claim 5, characterized in that: The outer wall of the connecting piece (1) is provided with a second sealing ring (16).

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