Quick connecting structure for fire extinguishing water pipe

Abstract

The utility model discloses a fire extinguishing water pipe quick connection structure, which comprises a water pipe, a connection assembly, a plug-in assembly and a sealing assembly, the connection assembly is arranged at one end of the water pipe, the plug-in assembly is arranged at one end of the connection assembly, the sealing assembly is arranged in the plug-in assembly, and a limiting ball is arranged in the plug-in assembly. When the water pipe is connected, the water pipe is inserted into the inserting pipe through the connecting assembly, meanwhile, the connecting assembly extrudes the limiting ball, the limiting ball enters the opening of the movable sleeve, after the connecting assembly completely enters the inserting pipe, the limiting ball and the movable sleeve are reset through an adaptive groove in the connecting assembly, and the connecting assembly is clamped; when the water pipe is disassembled, the limiting ball can enter the opening of the movable sleeve only by shifting the movable sleeve, the sealing assembly ejects out the connecting assembly, and therefore the water pipe can be rapidly assembled and disassembled, and the problem that the assembling and disassembling speed is low is solved through the device.

Description

TECHNICAL FIELD

[0001] The utility model relates to water pipe connecting technology, and particularly relates to a fire extinguishing water pipe quick connecting structure. BACKGROUND

[0002] The fire extinguishing water pipe is a key component in the fire extinguishing system, and is mainly used for conveying a large amount of water or other fire extinguishing medium (such as foam mixture) to the fire scene to suppress and extinguish the fire. The common fire extinguishing water pipe is made of rubber material, which is flexible, easy to store and bend, suitable for various complex laying paths, and has relatively good cold resistance and heat resistance, and can work normally under different environmental temperatures.

[0003] The existing fire extinguishing water pipe is connected with each other and connected with the fire fighting equipment, and the traditional threaded connection method takes a long time. In an emergency, the firefighter needs to spend a lot of time on rotating and tightening operation, which delays the fire extinguishing opportunity.

[0004] For the problems in the related art, no effective solution has been proposed so far. UTILITY MODEL CONTENT

[0005] In view of the problems in the related art, the utility model provides a fire extinguishing water pipe quick connecting structure to overcome the above technical problems existing in the prior art.

[0006] Therefore, the utility model adopts the specific technical scheme as follows:

[0007] A fire extinguishing water pipe quick connecting structure, comprising a water pipe, a connecting assembly, a plug-in assembly and a sealing assembly, the connecting assembly is arranged at one end of the water pipe, the plug-in assembly is arranged at one end of the connecting assembly, and the sealing assembly is arranged in the plug-in assembly.

[0008] The utility model further discloses that the plug-in assembly comprises a plug-in pipe, a movable sleeve, a first spring and a limiting ball, the plug-in pipe is arranged at one end of the connecting assembly, the movable sleeve is arranged on the outside of the plug-in pipe, the first spring is arranged on one side of the movable sleeve, and the limiting ball is arranged on the inside of the plug-in pipe.

[0009] The utility model further discloses that the connecting assembly comprises a connecting head, a plug and a sealing ring, the connecting head is arranged at one end of the water pipe, the plug is arranged at one end of the connecting head, and the sealing ring is arranged on the outside of the connecting head.

[0010] The utility model further discloses that the sealing assembly comprises a fixed ring, a mounting ring, a second spring and a sealing plate, the fixed ring is arranged in the plug-in assembly, the mounting ring is arranged in the plug-in assembly, and the second spring is arranged on one side of the fixed ring.

[0011] The utility model further illustrates: one end of water pipe is connected with the connector fixedly, and the plug is provided with a through port for water.

[0012] The utility model further illustrates: one end of the second spring is fixedly connected with the fixed ring, and the other end of the second spring is fixedly connected with the sealing plate.

[0013] The utility model discloses beneficial effect is: through setting up the limiting ball, the recess for the limiting ball to move is provided on the plug-in pipe, one end of the first spring is fixedly connected with the plug-in pipe, and the other end is fixedly connected with the movable sleeve, and the opening that is mutually adapted with the limiting ball is provided on the movable sleeve, when connecting the water pipe, the water pipe is inserted into the plug-in pipe inside through the connecting assembly, and the connecting assembly extrudes the limiting ball simultaneously, makes the limiting ball enter the opening of the movable sleeve, when the connecting assembly is completely entered, through the adaptation groove on the connecting assembly, makes the limiting ball and movable sleeve reset, and the connecting assembly is clamped, when disassembling, just make the limiting ball enter the opening in the movable sleeve by the movable sleeve, and the connecting assembly is ejected by the sealing assembly, thereby realizing the quick installation and disassembly of the water pipe.

[0014] Through setting up the connector, the connector is fixedly connected with the water pipe, and the adaptation groove that is mutually adapted with the limiting ball in the plug-in assembly is provided on the connector, and the sealing ring is fixedly connected with the connector, when installing the water pipe, the connector is inserted into the inside of the plug-in assembly, is locked, and the sealing plate in the sealing assembly is entered by the plug simultaneously, makes the water through hole of the sealing assembly open, bears high water pressure and does not permeate water, makes the water pipe when using, and the sealing ring reduces the water leakage of the connecting portion. DRAWINGS

[0015] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or prior art, the following will briefly introduce the drawings needed to be used in the embodiments, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without paying creative labor.

[0016] Fig. 1 It is the overall structure schematic diagram according to the embodiment of the utility model;

[0017] Fig. 2 It is the exploded structure schematic diagram according to the embodiment of the utility model;

[0018] Fig. 3 It is the section structure schematic diagram according to the embodiment of the utility model.

[0019] In the drawing:

[0020] 1, water pipe; 2, connecting assembly; 21, connecting head; 22, plug; 23, sealing ring; 3, plug-in assembly; 31, plug-in pipe; 32, movable sleeve; 33, first spring; 34, limiting ball; 4, sealing assembly; 41, fixed ring; 42, mounting ring; 43, second spring; 44, sealing plate. DETAILED DESCRIPTION

[0021] To further illustrate the embodiments, the utility model provides the drawings, these drawings are part of the utility model disclosure, it mainly used to illustrate the embodiment, and can cooperate with the related description of the specification to explain the operation principle of the embodiment, cooperate with reference to these contents, the person skilled in the art should be able to understand other possible implementation ways and the advantages of the utility model, the components in the drawing are not drawn according to scale, and similar component symbols are usually used to represent similar components.

[0022] According to the embodiment of the utility model, a kind of water pipe quick connecting structure for fire extinguishing is provided.

[0023] As Figs. 1-3 As shown in the utility model embodiment, the water pipe quick connecting structure for fire extinguishing includes water pipe 1, connecting assembly 2, plug-in assembly 3 and sealing assembly 4, connecting assembly 2 is arranged at one end of water pipe 1, plug-in assembly 3 is arranged at one end of connecting assembly 2, and sealing assembly 4 is arranged inside plug-in assembly 3.

[0024] Plug-in assembly 3 includes plug-in pipe 31, movable sleeve 32, first spring 33 and limiting ball 34, plug-in pipe 31 is arranged at one end of connecting assembly 2, movable sleeve 32 is arranged on the outside of plug-in pipe 31, first spring 33 is arranged at one side of movable sleeve 32, limiting ball 34 is arranged on the inside of plug-in pipe 31, recess for the movement of limiting ball 34 is arranged on plug-in pipe 31, one end of first spring 33 is fixedly connected with plug-in pipe 31, and the other end is fixedly connected with movable sleeve 32, opening that is mutually adapted with limiting ball 34 is arranged on movable sleeve 32, when connecting water pipe 1, water pipe 1 is inserted into plug-in pipe 31 inside through connecting assembly 2, limiting ball 34 is extruded by connecting assembly 2 at the same time, and limiting ball 34 enters the opening of movable sleeve 32, when connecting assembly 2 is completely entered, limiting ball 34 and movable sleeve 32 are reset by the matching groove on connecting assembly 2, connecting assembly 2 is clamped, when disassembling, just move movable sleeve 32 to make limiting ball 34 enter the opening of movable sleeve 32, and sealing assembly 4 is ejected to connecting assembly 2, so that the quick installation and disassembly of water pipe 1 are realized.

[0025] The connecting assembly 2 comprises a connecting head 21, a plug 22 and a sealing ring 23, the connecting head 21 is arranged at one end of the water pipe 1, the plug 22 is arranged at one end of the connecting head 21, the sealing ring 23 is arranged outside the connecting head 21, the connecting head 21 is fixedly connected with the water pipe 1, the connecting head 21 is provided with an adaptive groove matched with the limiting ball 34 in the plug-in assembly 3, the sealing ring 23 is fixedly connected with the connecting head 21, when the water pipe 1 is installed, the connecting head 21 is inserted into the inside of the plug-in assembly 3 and is locked, at the same time, the plug 22 pushes the sealing plate 44 in the sealing assembly 4, so that the water passing hole of the sealing assembly 4 is opened, the high water pressure is borne without water seepage, and the sealing ring 23 reduces the water leakage at the connecting position when the water pipe 1 is used.

[0026] The sealing assembly 4 comprises a fixed ring 41, a mounting ring 42, a second spring 43 and a sealing plate 44, the fixed ring 41 is arranged inside the plug-in assembly 3, the mounting ring 42 is arranged inside the plug-in assembly 3, and the second spring 43 is arranged at one side of the fixed ring 41.

[0027] One end of the water pipe 1 is fixedly connected with the connecting head 21, and the plug 22 is provided with a passing hole through which water passes.

[0028] One end of the second spring 43 is fixedly connected with the fixed ring 41, and the other end of the second spring 43 is fixedly connected with the sealing plate 44.

[0029] In order to facilitate the understanding of the above technical scheme of the utility model, the working principle or operation mode of the utility model in the actual process is described in detail below.

[0030] In actual application, the plug-in pipe 31 is provided with a groove for the limiting ball 34 to move, one end of the first spring 33 is fixedly connected with the plug-in pipe 31, the other end is fixedly connected with the movable sleeve 32, the movable sleeve 32 is provided with an opening matched with the limiting ball 34, when the water pipe 1 is connected, the water pipe 1 is inserted into the plug-in pipe 31 through the connecting assembly 2, at the same time, the connecting assembly 2 extrudes the limiting ball 34, so that the limiting ball 34 enters the opening of the movable sleeve 32, when the connecting assembly 2 is completely inserted, the limiting ball 34 and the movable sleeve 32 are reset through the matched groove on the connecting assembly 2, the connecting assembly 2 is clamped, when disassembled, the limiting ball 34 is only needed to enter the opening of the movable sleeve 32 by pushing the movable sleeve 32, the connecting assembly 2 is pushed out by the sealing assembly 4, so that the water pipe 1 is quickly installed and disassembled, the connector 21 is fixedly connected with the water pipe 1, the connector 21 is provided with a matched groove matched with the limiting ball 34 in the plug-in assembly 3, the sealing ring 23 is fixedly connected with the connector 21, when the water pipe 1 is installed, the connector 21 is inserted into the plug-in assembly 3, locked, at the same time, the plug 22 pushes the sealing plate 44 in the sealing assembly 4, so that the water passing hole of the sealing assembly 4 is opened, the sealing ring 23 reduces the water leakage of the connection part when the water pipe 1 is used.

[0031] The above only describes the preferred embodiments of the present application, and is not used to limit the present application, any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. A quick connection structure of a water pipe for fire extinguishing, characterized by comprising: The utility model provides a water pipe, connecting assembly, plug-in assembly and sealing assembly, the connecting assembly (2) is arranged at one end of water pipe (1), the plug-in assembly (3) is arranged at one end of connecting assembly (2), the sealing assembly (4) is arranged inside plug-in assembly (3).

2. A water pipe quick coupling structure for fire extinguishing according to claim 1, characterized in that, The plug-in assembly (3) includes plug-in pipe (31), movable sleeve (32), first spring (33) and limiting ball (34), the plug-in pipe (31) is arranged at one end of connecting assembly (2), the movable sleeve (32) is arranged at the outside of plug-in pipe (31), the first spring (33) is arranged at one side of movable sleeve (32), the limiting ball (34) is arranged at the inside of plug-in pipe (31).

3. The water pipe quick connection structure for fire extinguishing according to claim 1, characterized by The connecting assembly (2) includes connecting head (21), plug (22) and sealing ring (23), the connecting head (21) is arranged at one end of water pipe (1), the plug (22) is arranged at one end of connecting head (21), the sealing ring (23) is arranged at the outside of connecting head (21).

4. The water pipe quick connection structure for fire extinguishing according to claim 1, characterized by The sealing assembly (4) includes fixed ring (41), mounting ring (42), second spring (43) and sealing plate (44), the fixed ring (41) is arranged inside plug-in assembly (3), the mounting ring (42) is arranged inside plug-in assembly (3), the second spring (43) is arranged at one side of fixed ring (41).

5. The water pipe quick connection structure for fire extinguishing according to claim 3, characterized by One end of water pipe (1) is fixedly connected with connecting head (21), and the plug (22) is provided with a through port for water passing.

6. The water pipe quick connection structure for fire extinguishing according to claim 4, characterized by One end of the second spring (43) is fixedly connected with the fixed ring (41), and the other end of the second spring (43) is fixedly connected with the sealing plate (44).

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