Fire-fighting water supply pipeline connecting structure

Abstract

The utility model relates to the technical field of pipeline connection, in particular to a fire-fighting water supply pipeline connecting structure which comprises a first connecting ring and a second connecting ring. The fixing strip is placed in the first clamping groove and the second clamping groove, the first connecting ring and the second connecting ring can be limited under the action of the fixing strip, rotation of the first connecting ring and the second connecting ring is avoided, and therefore the first connecting ring and the second connecting ring are prevented from being loosened, and fire fighting pipelines are installed at the ends, away from each other, of the first connecting ring and the second connecting ring. The stability of the joint of the first connecting ring and the second connecting ring is improved, and the fire extinguishing efficiency of the fire fighting truck is prevented from being influenced; and by rotating the rotating shaft, the rotating shaft can drive the threaded rod to move in the threaded hole, after one end of the threaded rod is located in the clamping hole, the fixing strip can be fixed, the fixing strip is prevented from falling off from the first clamping groove and the second clamping groove, and the stability of the connecting position of the first connecting ring and the second connecting ring is further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pipeline connection, in particular to a fire-fighting water supply pipeline connection structure. Background Art

[0002] Fire trucks, also known as fire engines, are vehicles designed and manufactured to be suitable for firefighters to ride, equipped with various firefighting equipment or fire extinguishing agents, and used by firefighting forces for firefighting, auxiliary firefighting or fire rescue. They are usually double-row vehicles, and fire departments in most countries, including China, will also use them for other emergency rescue purposes. Fire trucks can transport firefighters to the disaster site and provide them with a variety of tools for disaster relief missions.

[0003] At present, the water supply pipes of fire trucks are mainly connected by threaded connection. However, the two water supply pipes connected to each other are easily affected by the outside world and may become loose, thereby causing leakage at the connection between the two water supply pipes, affecting the fire extinguishing efficiency of the fire truck.

[0004] Therefore, a fire-fighting water supply pipeline connection structure is proposed. Utility Model Content

[0005] The utility model aims to provide a fire protection water supply pipeline connection structure.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A fire water supply pipe connection structure, comprising:

[0008] A first connecting ring and a second connecting ring;

[0009] Firefighting pipes are installed at the ends of the first connecting ring and the second connecting ring that are away from each other;

[0010] The outer wall of the first connecting ring is provided with an external thread, the inner wall of the second connecting ring is provided with an internal thread, and the second connecting ring is threadably connected to the inside of the first connecting ring through the internal thread matching the external thread;

[0011] A first slot is formed at one end of the first connecting ring, and a second slot is formed at one end of the second connecting ring;

[0012] A fixing strip is clamped in the first card slot and the second card slot;

[0013] The outer wall of the fixing strip is provided with a clamping hole.

[0014] Preferably, the outer wall of the second connecting ring is provided with a threaded hole connected to the second clamping groove;

[0015] A threaded rod is threadedly connected to the threaded hole, and a rotating shaft is fixed to one end of the threaded rod.

[0016] Preferably, one end of the threaded rod away from the rotating shaft is located inside the clamping hole.

[0017] Preferably, a sealing ring is installed at one end of the first connecting ring close to the second connecting ring, and a sealing groove is provided at one end of the second connecting ring close to the first connecting ring;

[0018] The sealing ring is located inside the sealing groove.

[0019] Preferably, the first connecting ring and the second connecting ring are provided with an anti-pressure frame on the outside, and a limit strip is fixed on the inner wall of the anti-pressure frame;

[0020] The outer walls of the first connecting ring and the second connecting ring are respectively provided with a first limiting groove and a second limiting groove.

[0021] Preferably, the limiting strip is located inside the first limiting groove and the second limiting groove.

[0022] Preferably, a reinforcement strip is fixed to the inner wall of the anti-pressure frame.

[0023] Compared with the prior art, the beneficial effects of the utility model are:

[0024] The utility model places the fixing strip inside the first clamping slot and the second clamping slot, and the first connecting ring and the second connecting ring are limited by the fixing strip to prevent them from rotating, thereby preventing the first connecting ring and the second connecting ring from loosening, improving the stability of the connection between the first connecting ring and the second connecting ring, and avoiding affecting the fire extinguishing efficiency of the fire truck;

[0025] By rotating the shaft, the shaft will drive the threaded rod to move in the threaded hole. After one end of the threaded rod is located in the clamping hole, the fixing bar can be fixed to prevent the fixing bar from falling off from the first clamping slot and the second clamping slot, thereby further improving the stability of the connection between the first connecting ring and the second connecting ring. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0027] Figure 2 It is a partial structural schematic diagram of the utility model;

[0028] Figure 3 It is a schematic diagram of the cross-sectional structure of the first connecting ring and the second connecting ring in the utility model;

[0029] Figure 4 For this utility model Figure 3 Schematic diagram of the enlarged structure of A.

[0030] In the figure: 1. first connecting ring; 2. second connecting ring; 3. first clamping slot; 4. second clamping slot; 5. fixing strip; 6. threaded hole; 7. clamping hole; 8. threaded rod; 9. rotating shaft; 10. sealing ring; 11. sealing groove; 12. first limiting groove; 13. second limiting groove; 14. anti-pressure frame; 15. limiting strip; 16. reinforcement strip. DETAILED DESCRIPTION

[0031] 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.

[0032] In order to better understand the above technical solution, the above technical solution will be described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0033] Embodiment 1:

[0034] See also Figure 1-4 The utility model provides a technical solution: To achieve the above purpose, the utility model provides the following technical solution: A fire water supply pipe connection structure, comprising: a first connection ring 1, a second connection ring 2; the first connection ring 1 and the second connection ring 2 are both installed with fire pipes at one end away from each other; the outer wall of the first connection ring 1 is provided with an external thread, the inner wall of the second connection ring 2 is provided with an internal thread, and the second connection ring 2 is threadedly connected to the inside of the first connection ring 1 through the internal thread and the external thread; one end of the first connection ring 1 is provided with a first card slot 3, and one end of the second connection ring 2 is provided with a first card slot 3. A second card slot 4 is provided; a fixing strip 5 is card-connected in the first card slot 3 and the second card slot 4, a card hole 7 is provided on the outer wall of the fixing strip 5, a threaded hole 6 connected to the second card slot 4 is provided on the outer wall of the second connecting ring 2; a threaded rod 8 is threadedly connected to the threaded hole 6, a rotating shaft 9 is fixed to one end of the threaded rod 8, and the end of the threaded rod 8 away from the rotating shaft 9 is located inside the card hole 7, a sealing ring 10 is installed on the end of the first connecting ring 1 close to the second connecting ring 2, and a sealing groove 11 is provided on the end of the second connecting ring 2 close to the first connecting ring 1; the sealing ring 10 is located inside the sealing groove 11.

[0035] Specifically, the utility model places the fixing strip 5 into the first card slot 3 and the second card slot 4, and the fixing strip 5 limits the first connecting ring 1 and the second connecting ring 2 to prevent them from rotating, thereby preventing the first connecting ring 1 and the second connecting ring 2 from loosening, thereby improving the stability of the connection between the first connecting ring 1 and the second connecting ring 2, and avoiding affecting the fire extinguishing efficiency of the fire truck;

[0036] By rotating the rotating shaft 9, the rotating shaft 9 will drive the threaded rod 8 to move in the threaded hole 6. After one end of the threaded rod 8 is located in the clamping hole 7, the fixing bar 5 can be fixed to prevent the fixing bar 5 from falling off from the first clamping groove 3 and the second clamping groove 4, further improving the stability of the connection between the first connecting ring 1 and the second connecting ring 2.

[0037] Since a sealing ring 10 is installed at one end of the first connecting ring 1 close to the second connecting ring 2 and a sealing groove 11 is opened at one end of the second connecting ring 2 close to the first connecting ring 1, and the sealing ring 10 is located inside the sealing groove 11, with the cooperation of the sealing ring 10 and the sealing groove 11, the sealing performance of the connection between the first connecting ring 1 and the second connecting ring 2 can be further improved to avoid leakage.

[0038] Embodiment 2:

[0039] See also Figure 1 The utility model provides a technical solution: a fire-fighting water supply pipe connection structure, a first connecting ring 1 and a second connecting ring 2 are provided with an anti-pressure frame 14 on the outside, and a limiting strip 15 is fixed to the inner wall of the anti-pressure frame 14; the first connecting ring 1 and the second connecting ring 2 are respectively provided with a first limiting groove 12 and a second limiting groove 13 on the outer walls, the limiting strip 15 is located inside the first limiting groove 12 and the second limiting groove 13, and a reinforcement strip 16 is fixed to the inner wall of the anti-pressure frame 14.

[0040] Specifically, by providing an anti-pressure frame 14 outside the first connecting ring 1 and the second connecting ring 2, after the limiting strip 15 on the inner wall of the anti-pressure frame 14 is clamped into the first limiting groove 12 and the second limiting groove 13, the anti-pressure frame 14 can be fixed, and then under the action of the anti-pressure frame 14, the first connecting ring 1 and the second connecting ring 2 can be prevented from being crushed by the outside world, and the first connecting ring 1 and the second connecting ring 2 can be prevented from being damaged, thereby improving their working efficiency and service life;

[0041] Since the reinforcement strips 16 are fixed to the inner wall of the anti-pressure frame 14 , the reinforcement strips 16 can increase the structural strength of the anti-pressure frame 14 and enhance the protective effect of the anti-pressure frame 14 on the first connecting ring 1 and the second connecting ring 2 .

[0042] Working principle:

[0043] First, by placing the fixing strip 5 into the first clamping slot 3 and the second clamping slot 4, the first connecting ring 1 and the second connecting ring 2 are limited by the fixing strip 5 to prevent them from rotating, thereby preventing the first connecting ring 1 and the second connecting ring 2 from loosening, thereby improving the stability of the connection between the first connecting ring 1 and the second connecting ring 2 and avoiding affecting the fire extinguishing efficiency of the fire truck;

[0044] By rotating the rotating shaft 9, the rotating shaft 9 will drive the threaded rod 8 to move in the threaded hole 6. After one end of the threaded rod 8 is located in the clamping hole 7, the fixing bar 5 can be fixed to prevent the fixing bar 5 from falling off from the first clamping groove 3 and the second clamping groove 4, further improving the stability of the connection between the first connecting ring 1 and the second connecting ring 2.

[0045] Since a sealing ring 10 is installed at one end of the first connecting ring 1 close to the second connecting ring 2, and a sealing groove 11 is opened at one end of the second connecting ring 2 close to the first connecting ring 1, and the sealing ring 10 is located inside the sealing groove 11, the sealing ring 10 and the sealing groove 11 cooperate to further improve the sealing performance of the connection between the first connecting ring 1 and the second connecting ring 2 to avoid leakage;

[0046] Secondly, by providing an anti-pressure frame 14 outside the first connecting ring 1 and the second connecting ring 2, after the limiting strip 15 on the inner wall of the anti-pressure frame 14 is clamped into the first limiting groove 12 and the second limiting groove 13, the anti-pressure frame 14 can be fixed, and then under the action of the anti-pressure frame 14, the first connecting ring 1 and the second connecting ring 2 can be prevented from being crushed by the outside world, and the first connecting ring 1 and the second connecting ring 2 can be prevented from being damaged, thereby improving their working efficiency and service life;

[0047] Since the reinforcement strips 16 are fixed to the inner wall of the anti-pressure frame 14 , the reinforcement strips 16 can increase the structural strength of the anti-pressure frame 14 and enhance the protective effect of the anti-pressure frame 14 on the first connecting ring 1 and the second connecting ring 2 .

[0048] In the description of the present invention, it should be understood that the terms "center", "front", "back", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as limiting the scope of protection of the present invention.

[0049] The above shows and describes the basic principles, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A fire water supply pipe connection structure, characterized in that: include: A first connecting ring (1) and a second connecting ring (2); Firefighting pipes are installed at the ends of the first connecting ring (1) and the second connecting ring (2) that are away from each other; The outer wall of the first connecting ring (1) is provided with an external thread, the inner wall of the second connecting ring (2) is provided with an internal thread, and the second connecting ring (2) is threadably connected to the inside of the first connecting ring (1) through the internal thread matching the external thread; A first slot (3) is formed at one end of the first connecting ring (1), and a second slot (4) is formed at one end of the second connecting ring (2); A fixing strip (5) is clamped in the first clamping slot (3) and the second clamping slot (4); The outer wall of the fixing strip (5) is provided with a clamping hole (7).

2. A fire water supply pipe connection structure according to claim 1, characterized in that: The outer wall of the second connecting ring (2) is provided with a threaded hole (6) which is connected to the second clamping groove (4); The threaded hole (6) is internally threadedly connected to a threaded rod (8), and a rotating shaft (9) is fixed to one end of the threaded rod (8).

3. A fire water supply pipe connection structure according to claim 2, characterized in that: One end of the threaded rod (8) away from the rotating shaft (9) is located inside the clamping hole (7).

4. A fire water supply pipe connection structure according to claim 1, characterized in that: A sealing ring (10) is installed on one end of the first connecting ring (1) close to the second connecting ring (2), and a sealing groove (11) is provided on one end of the second connecting ring (2) close to the first connecting ring (1); The sealing ring (10) is located inside the sealing groove (11).

5. A fire water supply pipe connection structure according to claim 1, characterized in that: The first connecting ring (1) and the second connecting ring (2) are provided with an anti-pressure frame (14) outside, and a limiting strip (15) is fixed on the inner wall of the anti-pressure frame (14); The outer walls of the first connecting ring (1) and the second connecting ring (2) are respectively provided with a first limiting groove (12) and a second limiting groove (13).

6. A fire water supply pipe connection structure according to claim 5, characterized in that: The limiting strip (15) is located inside the first limiting groove (12) and the second limiting groove (13).

7. A fire water supply pipe connection structure according to claim 5, characterized in that: A reinforcement strip (16) is fixed to the inner wall of the pressure-proof frame (14).

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