Fire-fighting direction rotating type fire-fighting connector

Abstract

The utility model relates to the technical field of fire extinguishing, in particular to a fire-fighting direction rotating type fire coupling which comprises a main opening, an auxiliary opening and an anti-rotation device, the auxiliary opening is installed on the surface of the main opening, the anti-rotation device is arranged on the surface of the main opening, the anti-rotation device comprises a supporting block, and the supporting block is fixedly connected with the surface of one side of the main opening. The supporting block is located on one side of the auxiliary opening, the surface of the supporting block is rotationally connected with a rotating rod, the rotating rod is located on one side of the auxiliary opening, one end of the rotating rod is fixedly connected with a limiting ring, and the limiting ring makes contact with the surface of the auxiliary opening. According to the anti-rotation fire coupling, the anti-rotation device is arranged, the situation that the fire coupling is disengaged is effectively limited, when the fire coupling is used, the anti-rotation device is adjusted, the situation that the fire coupling is mutually disengaged due to the impact force of water flow in the using process is avoided, the practicability of the anti-rotation device is improved, and the auxiliary performance of the anti-rotation device is improved; the waste of water resources is reduced, and the use stability of the fire coupling is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to fire fighting technology field especially relates to a fire direction rotary fire fighting connector. BACKGROUND

[0002] Fire fighting is the general term of preventing and solving the man-made and natural, occasional disasters in the process of people's life, work, study, mainly including the personnel rescue of fire scene, the rescue of important facilities and equipment, cultural relics, the security and rescue of important property, extinguishing fire, etc. The purpose is to reduce the damage degree caused by fire, reduce personnel casualty and property loss, and in wartime, the unified command is implemented by people's air defense command offices at all levels, taking professional fire fighting force as the backbone, mobilizing the full-time fire fighting teams, volunteer teams and people of enterprises and institutions, towns, and implementing by people. Fire fighting action mainly includes: finding out the fire situation and damage situation, understanding the terrain of fire scene, wind direction, structure of the building on fire, entrance, situation of trapped personnel, etc., implementing on-site command, organizing forces to rush to the fire scene, selecting extinguishing agent and fire fighting equipment according to the nature of fire, correctly using fire fighting tactics according to the situation of fire scene, the main methods include blocking fire, setting up fire belt, blocking fire path, extinguishing residual fire and guarding fire scene, etc. The trapped personnel are rescued quickly, and the wounded personnel are transferred and sent away. The dangerous goods near the fire scene are evacuated or isolated in time to prevent secondary disasters. Fire fighting uses water and chemical extinguishing agent, and uses equipment such as fire fighting truck, fire extinguisher and mobile water pump to implement fire fighting. The action principles of insisting on people first, control first and ensuring key points are adhered to, and when the fire fighting water pipe needs to be connected, the fire fighting connector is used.

[0003] The existing equipment such as CN201020545146.1, a fire direction rotary fire fighting connector, is composed of fire fighting connector, O-shaped sealing ring, ball or roller, screw, connector seat and fire water gun, characterized in that the fire fighting connector and the connector seat are inlaid with the ball or roller in the grooves of the fire fighting connector and the connector seat to connect them, and the O-shaped sealing ring is used for sealing between the connector and the connector seat. High-quality aluminum alloy material is used for manufacturing, and stainless steel is used for manufacturing the ball and the roller. The parts are heat treated, the structure is compact and solid, and durable, the nominal pressure resistance is 2.5MPa. The surface is colored and treated by hard oxidation, and the corrosion resistance is strong, and the medium is water, foam mixture and the like.

[0004] When the workers connect the fire fighting connectors of two fire fighting water pipes, and start water delivery, the water flow will impact the inside of the fire fighting water pipe in the flowing process, so that the fire fighting water pipe will shake, when the fire fighting water pipe rubs with the ground in the shaking process, the connector of the fire fighting water pipe will be loose, and the impact force of the water flow will impact the fire fighting water pipe, so that the fire fighting connector and the fire fighting connector will be easy to separate. SUMMARY

[0005] The utility model discloses a fire direction rotation type fire interface which is easy to separate from the fire interface in the prior art.

[0006] In order to realize the above-mentioned purpose, the utility model discloses a fire direction rotation type fire interface, including main mouth, side mouth and anti -rotation device, the side mouth installs on the surface of main mouth, the anti -rotation device sets up on the surface of main mouth, the anti -rotation device includes support block, the support block with the surface fixed connection of main mouth one side, the support block is located one side of side mouth, the surface rotation -connected of support block has the rotating link, the rotating link is located one side of side mouth, one end fixed connection of rotating link has the limit ring, the limit ring with the surface contact of side mouth, the other end fixed connection of rotating link has the resistance ring, the resistance ring with the surface contact of main mouth, the resistance ring is located one side of limit ring, the surface fixed connection of side mouth has the anti -rotation block, the anti -rotation block is located one side of main mouth, the limit ring is covered and is established on the surface of anti -rotation block, and the anti -rotation block can be matched with side mouth and limit ring to reach the purpose of limiting the rotation of side mouth.

[0007] Preferably, the surface of the side mouth is fixedly connected with a limiting block, and the limiting block is located on one side of the anti-rotation block. The limiting block can be matched with the limiting ring to achieve the purpose of resisting the side mouth.

[0008] Preferably, the surfaces of the main mouth and the side mouth are both provided with a limiting device, the limiting device comprises a receiving block, the receiving block is fixedly connected with the surface of the resistance ring, and the other receiving block is fixedly connected with the surface of the limiting ring. The receiving block can be matched with the limiting ring to achieve the purpose of supporting the receiving block.

[0009] Preferably, the surface of the side mouth is fixedly connected with a guide channel, and the guide channel is located on one side of the receiving block. The guide channel can be matched with the side mouth to achieve the purpose of supporting the guide channel.

[0010] Preferably, the inner surface of the guide channel is slidably connected with a plug rod, the plug rod is inserted into the inner surface of the receiving block, and the plug rod can be matched with the guide channel to achieve the purpose of guiding the sliding of the plug rod.

[0011] Preferably, the surface of one end of the plug rod is fixedly connected with an adjusting block, the adjusting block is slidably connected with the surface of the guide channel, a pushing spring is fixedly connected between the plug rod and the guide channel, and the pushing spring is located above the side mouth and the main mouth. The adjusting block can be matched with the guide channel to achieve the purpose of limiting the adjusting block.

[0012] Compared with the prior art, the utility model has the advantages and positive effects that:

[0013] 1、The utility model discloses a prevent rotation device, when the fire fighting interface uses, limit the fire fighting interface to appear the condition of separation, use equipment, and the equipment connects the fire fighting pipeline through the mode of clamping, rotates the resistance ring, and the resistance ring drives the rotation rod to rotate, and the rotation rod rotates and drives the limiting ring, and the limiting ring stops the secondary mouth, when the limiting ring is set on the anti -rotation block, the limiting block is in contact with the limiting ring, and the rotation is completed, through setting the prevent rotation device, effectively limit the fire fighting interface to appear the condition of separation, when the fire fighting interface uses, adjust the prevent rotation device, avoided the fire fighting interface in the process of using the influence that water flow impact force appears the condition of mutual separation, improved the practicality of prevent rotation device, improved the auxiliary nature of prevent rotation device, reduced the waste of water resources, improved the stability of fire fighting interface use. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 A three-dimensional structure schematic diagram of the fire fighting direction rotary fire fighting interface is provided for the utility model;

[0015] Figure 2 A prevent rotation device structure schematic diagram of the fire fighting direction rotary fire fighting interface is provided for the utility model;

[0016] Figure 3 A prevent rotation device structure schematic diagram of the fire fighting direction rotary fire fighting interface is provided for the utility model; Figure 2 A structure schematic diagram in A place of the utility model is provided;

[0017] Figure 4 A limiting device structure schematic diagram of the fire fighting direction rotary fire fighting interface is provided for the utility model;

[0018] Figure 5 A structure schematic diagram in B place of the fire fighting direction rotary fire fighting interface is provided for the utility model. Figure 4

[0019] Legend:

[0020] 1, main mouth, 2, secondary mouth, 3, prevent rotation device, 31, anti -rotation block, 32, limiting ring, 33, resistance ring, 34, limiting block, 35, rotation rod, 36, support block, 4, limiting device, 41, storage block, 42, plug rod, 43, adjusting block, 44, push spring, 45, guide way. DETAILED DESCRIPTION

[0021] Please refer to Figures 1-5 The utility model provides a technical scheme: a fire fighting direction rotary fire fighting interface, including main mouth 1, secondary mouth 2 and prevent rotation device 3, secondary mouth 2 installs on the surface of main mouth 1, and prevent rotation device 3 sets up on the surface of main mouth 1.

[0022] The specific setting and function of its prevent rotation device 3 and limiting device 4 are described below.​

[0023] In the embodiment, the anti-rotation device 3 comprises a supporting block 36 fixedly connected with the surface of one side of the main port 1, the supporting block 36 is located at one side of the auxiliary port 2, the surface of the supporting block 36 is rotationally connected with a rotating rod 35, the rotating rod 35 is located at one side of the auxiliary port 2, one end of the rotating rod 35 is fixedly connected with a limiting ring 32, the limiting ring 32 is in contact with the surface of the auxiliary port 2, the other end of the rotating rod 35 is fixedly connected with a resisting ring 33, the resisting ring 33 is in contact with the surface of the main port 1, and the resisting ring 33 is located at one side of the limiting ring 32.

[0024] Specifically, the surface of the auxiliary port 2 is fixedly connected with an anti-rotation block 31, the anti-rotation block 31 is located at one side of the main port 1, the limiting ring 32 is sleeved on the surface of the anti-rotation block 31, and the anti-rotation block 31 can be matched with the auxiliary port 2 and the limiting ring 32 to limit the rotation of the auxiliary port 2.

[0025] Specifically, the surface of the auxiliary port 2 is fixedly connected with a limiting block 34, and the limiting block 34 is located at one side of the anti-rotation block 31.

[0026] In the embodiment, the limiting block 34 can be matched with the limiting ring 32 to abut against the auxiliary port 2.

[0027] In the embodiment, the surfaces of the main port 1 and the auxiliary port 2 are both provided with a limiting device 4, the limiting device 4 comprises a receiving block 41 fixedly connected with the surface of the resisting ring 33 and another receiving block 41 fixedly connected with the surface of the limiting ring 32, and the receiving block 41 can be matched with the limiting ring 32 to support the receiving block 41.

[0028] Specifically, the surface of the auxiliary port 2 is fixedly connected with a guide channel 45, and the guide channel 45 is located at one side of the receiving block 41.

[0029] In the embodiment, the guide channel 45 can be matched with the auxiliary port 2 to support the guide channel 45.

[0030] Specifically, the inner surface of the guide channel 45 is slidably connected with a plug rod 42, the plug rod 42 is inserted into the inner surface of the receiving block 41, and the plug rod 42 can be matched with the guide channel 45 to guide the sliding of the plug rod 42.

[0031] Specifically, the surface of one end of the plug rod 42 is fixedly connected with an adjusting block 43, the adjusting block 43 is slidably connected with the surface of the guide channel 45, a pushing spring 44 is fixedly connected between the plug rod 42 and the guide channel 45, and the pushing spring 44 is located above the auxiliary port 2 and the main port 1.

[0032] In the embodiment, the adjusting block 43 can be matched with the guide channel 45 to limit the adjusting block 43.

[0033] Working principle: by setting the anti rotation device 3, when the fire interface is used, limit the fire interface appears to separate the situation, use equipment, equipment through the way of connecting fire pipe, rotating the resistance ring 33, resistance ring 33 drive rotating rod 35 rotation, rotating rod 35 rotation and drive limit circle 32, limit circle 32 against the secondary mouth 2, when the limit circle 32 set in the anti rotation block 31, limit block 34 and limit circle 32, complete anti rotation, by setting the anti rotation device 3, effectively limit the fire interface appears to separate the situation, when the fire interface is used, adjust the anti rotation device 3, avoid the fire interface in the process of using the impact of water flow force and appear mutual separate situation, improve the practicality of the anti rotation device 3, improve the auxiliary of the anti rotation device 3, reduce the waste of water resources, improve the stability of the fire interface use, in addition, by setting the limiting device 4, when the worker uses the anti rotation device 3, limit the anti rotation device 3, use equipment, equipment through the way of connecting fire pipe, loose adjustment block 43, plug rod 42 is guided by the guide 45, push spring 44 push plug rod 42, plug rod 42 sliding and insert into the storage block 41, complete limit, by setting the limiting device 4, effectively limit the anti rotation device 3, when the worker uses the anti rotation device 3, adjust the limiting device 4, avoid the anti rotation device 3 in the process of using the loose situation, improve the practicality of the limiting device 4, improve the auxiliary of the limiting device 4, improve the stability of the anti rotation device 3.

Claims

1. A fire-fighting directional rotating fire-fighting interface, comprising a main port (1), a secondary port (2), and an anti-rotation device (3), characterized in that: The secondary port (2) is installed on the surface of the main port (1), and the anti-rotation device (3) is set on the surface of the main port (1). The anti-rotation device (3) includes a support block (36). The support block (36) is fixedly connected to the surface of one side of the main port (1). The support block (36) is located on one side of the secondary port (2). A rotating rod (35) is rotatably connected to the surface of the support block (36). The rotating rod (35) is located on one side of the secondary port (2). One end of the rotating rod (35) is fixedly connected to a limiting ring (32). The limiting ring (32) is in contact with the surface of the secondary port (2). The other end of the rotating rod (35) is fixedly connected to a stop ring (33). The stop ring (33) is in contact with the surface of the main port (1). The stop ring (33) is located on one side of the limiting ring (32).

2. The fire-fighting direction rotating fire-fighting interface according to claim 1, characterized in that: An anti-rotation block (31) is fixedly connected to the surface of the secondary port (2). The anti-rotation block (31) is located on one side of the main port (1), and the limiting ring (32) is sleeved on the surface of the anti-rotation block (31).

3. A fire-fighting direction rotating fire-fighting interface according to claim 2, characterized in that: The surface of the secondary port (2) is fixedly connected to a limiting block (34), which is located on one side of the anti-rotation block (31).

4. A fire-fighting direction rotating fire-fighting interface according to claim 1, characterized in that: Both the main port (1) and the auxiliary port (2) are provided with limiting devices (4). The limiting device (4) includes a storage block (41), which is fixedly connected to the surface of the abutment ring (33), and another storage block (41) is fixedly connected to the surface of the limiting ring (32).

5. A fire-fighting direction rotating fire-fighting interface according to claim 2, characterized in that: The surface of the secondary opening (2) is fixedly connected to a guide channel (45), which is located on one side of the storage block (41).

6. A fire-fighting direction rotating fire-fighting interface according to claim 5, characterized in that: The inner surface of the guide channel (45) is slidably connected to a plug (42), which is inserted into the inner surface of the storage block (41).

7. A fire-fighting direction rotating fire-fighting interface according to claim 6, characterized in that: An adjusting block (43) is fixedly connected to one end of the insertion rod (42). The adjusting block (43) is slidably connected to the surface of the guide channel (45). A push spring (44) is fixedly connected between the insertion rod (42) and the guide channel (45). The push spring (44) is located above the secondary port (2) and the main port (1).

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