CN215781164U

CN215781164U - Connector for fire hose

Info

Publication number: CN215781164U
Application number: CN202121317716.6U
Authority: CN
Inventors: 吕晶晶
Original assignee: Nantong Jinyu Spinning Plastic Co ltd
Current assignee: Nantong Jinyu Spinning Plastic Co ltd
Priority date: 2021-06-15
Filing date: 2021-06-15
Publication date: 2022-02-11
Anticipated expiration: 2031-06-15

Abstract

The utility model discloses a connector for a fire hose, and relates to the technical field of fire fighting. The fire-fighting joint comprises a fire-fighting head and a joint, wherein a positioning ring is fixedly connected to the periphery of the fire-fighting head, a first sealing ring is fixedly connected to the inner side wall of the positioning ring, an annular groove is formed in one side of the joint, two channels are symmetrically formed in the opposite surfaces of the fire-fighting head, and a connecting rod is elastically matched in the channels. According to the utility model, the fixture block can be matched with the connecting rod, when the fire-fighting head is assembled, the assembly of the fire-fighting head can be completed only by inserting the fixture block into the sliding groove, and the matching of the magnet and the iron block enables the assembly of the fire-fighting head to be more convenient, so that the speed and stability of the fire-fighting head during the assembly are improved, the first sealing ring can perform secondary sealing on the fire-fighting head through the arranged first sealing ring, the situation that the fire-fighting operation cannot be performed due to insufficient water pressure caused by the problem of one sealing is prevented, and the sealing property after the fire-fighting head is connected with the interface is improved.

Description

Connector for fire hose

Technical Field

The utility model belongs to the technical field of fire fighting, and particularly relates to a connector for a fire hose.

Background

The fire-fighting equipment is used for extinguishing fire, preventing fire and fire accidents, is an important weapon for fighting against fire by human beings, and along with the rapid development of scientific technology and the interpenetration of various disciplines, the fire-fighting equipment is upgraded and developed to bring vitality and vitality, the fire hose is a hose used for conveying high-pressure water or foam and other fire-retardant liquids, and the fire head is used for spraying the high-pressure water or the foam.

Present most for fire hose connector of current is when connecting to aim at fire control head and interface to be connected, then rotate can, but this kind of connected mode drops easily when pulling the hosepipe fast, and can appear wearing and tearing when the long-time use at the sealing ring, appears easily because of sealed not enough condition that leads to water pressure not enough to influence the progress of fire control work.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a connector for a fire hose, which solves the problems that when the connector for the fire hose in the prior art is connected, a fire hose head is aligned with a connector and then is rotated, but the connector is easy to fall off when the hose is pulled quickly, a sealing ring is abraded when being used for a long time, and the situation that water pressure is insufficient due to insufficient sealing is easy to occur, so that the progress of fire fighting work is influenced.

In order to achieve the purpose, the utility model is realized by the following technical scheme:

a connector for a fire hose comprises a fire head and a connector, wherein a positioning ring is fixedly connected to the periphery of the fire head, a first sealing ring is arranged on the inner side wall of the positioning ring, an annular groove is formed in the periphery of the connector, two channels are symmetrically formed in the opposite surfaces of the fire head, and a connecting rod is elastically matched in each channel;

the fixture block is installed to the one end of connecting rod, and the slide bar is installed to one side of fire control head, and some spouts are seted up to one side of interface, and the draw-in groove has been seted up to one side of spout, and the magnet has been installed to the bottom of spout, and the iron plate has been installed to the one end of slide bar, and magnet and iron plate magnetism are connected.

Optionally, the sliding groove is of a rectangular groove structure, the sliding rod is of a rectangular rod structure, and the sliding rod is in sliding fit in the sliding groove.

Optionally, the clamping block is in sliding fit in the clamping groove, and the first sealing ring is in sliding fit in the annular groove.

Optionally, the interface is provided with first slope in the one side that is close to the fire control head, and the fixture block is provided with the second slope in the one side that is close to the interface.

Optionally, a clamping plate is installed on one side of the connecting rod, the clamping plate is of an L-shaped plate structure, and the connecting rod is of a U-shaped rod structure.

Optionally, the opposite sides of the fire fighting head and the interface are provided with second sealing rings, and the two second sealing rings are matched.

The embodiment of the utility model has the following beneficial effects:

according to the embodiment of the utility model, the fixture block can be matched with the connecting rod, when the fire-fighting head is assembled, the assembly of the fire-fighting head can be completed only by inserting the fixture block into the chute, and the matching of the magnet and the iron block enables the assembly of the fire-fighting head to be more convenient, so that the speed and the stability of the fire-fighting head during the assembly are improved.

Of course, it is not necessary for any product in which the utility model is practiced to achieve all of the above-described advantages at the same time.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a perspective view of a fire fighting head according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a connecting rod according to an embodiment of the present invention;

FIG. 3 is a cross-sectional view of a fire hydrant according to an embodiment of the present invention;

FIG. 4 is a schematic view of the structure at A in FIG. 2;

fig. 5 is a schematic structural diagram at B in fig. 3.

Wherein the figures include the following reference numerals:

the fire-fighting head comprises a fire-fighting head 1, a connector 2, a magnet 3, an iron block 5, a sliding rod 4, a channel 6, a connecting rod 7, a clamping block 8, a positioning ring 9, a first sealing ring 10, a sliding groove 11, a clamping plate 12 and a second sealing ring 13.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the utility model, its application, or uses.

To maintain the following description of the embodiments of the present invention clear and concise, a detailed description of known functions and known components of the utility model have been omitted.

Referring to fig. 1-5, in the present embodiment, a fire hose connector is provided, including: the fire fighting joint comprises a fire fighting head 1 and a joint 2, wherein a positioning ring 9 is fixedly connected to the peripheral side of the fire fighting head 1, a first sealing ring 10 is fixedly connected to the inner side wall of the positioning ring 9, one side of the joint 2 is provided with an annular groove matched with the first sealing ring 10, and the first sealing ring 10 is used for preventing insufficient sealing between the fire fighting head 1 and the joint 2 due to high water pressure and insufficient water pressure during fire fighting;

two channels 6 are symmetrically formed in the opposite surfaces of the fire-fighting head 1, a connecting rod 7 is elastically matched in the channel 6, specifically, a spring is arranged between the bottom of the connecting rod 7 and the bottom of the inner part of the channel 6, a clamping block 8 is fixedly connected to one end of the connecting rod 7, a sliding rod 4 is fixedly connected to one side of the fire-fighting head 1, a sliding groove 11 matched with the sliding rod 4 is formed in one side of the connector 2, and the clamping block 8 can be retracted into the channel 6 and tightly attached to the inner side wall of the sliding groove 11 when being extruded to the notch of the sliding rod 4;

the draw-in groove with 8 looks adaptations of fixture block is seted up to one side of spout 11, the bottom fixedly connected with magnet 3 of spout 11, one side fixedly connected with of slide bar 4 and the iron plate 5 of 3 looks adaptations of magnet, magnet 3 is connected with 5 magnetism of iron plate, magnet 3 makes and assembles fire control head 1, interface 2 and provides the helping hand with the cooperation of iron plate 5, makes fire control head 1, interface 2 more convenient in the equipment, and magnet 3 is powerful magnet.

The application of one aspect of the embodiment is as follows: when the fire fighting head 1 and the interface 2 need to be assembled, the sliding rod 4 of the fire fighting head 1 is inserted into the sliding groove 11, and meanwhile, the iron block 5 of the sliding rod 4 moves towards one side close to the magnet 3 due to the magnetic force action of the magnet 3, so that the assembling of the fire fighting head 1 and the interface 2 is quicker and more labor-saving due to the magnetic force matching between the magnet 3 and the iron block 5, and the speed of assembling the fire fighting head 1 and the interface 2 is increased;

when slide bar 4 gets into in the spout 11 simultaneously, holding ring 9 can overlap and establish the week side at interface 2, first sealing ring 10 can follow interface 2 and get into the ring channel simultaneously, then fixture block 8 can retract in channel 6 and closely laminate the inside wall of spout 11 when extrudeing slide bar 4 notch department, simultaneously in arriving the draw-in groove spring take place elastic deformation and make fixture block 8 card go into in the draw-in groove, thereby accomplish the fixed of fire control head 1 with interface 2, when needs dismantle fire control head 1, press connecting rod 7 earlier, make with fixture block 8 of connecting rod 7 fixed connection from the roll-off in the draw-in groove, then stimulate fire control head 1, make slide bar 4 with fire control head 1 fixed connection from the roll-off in spout 11, simultaneously sealing ring 10 rolls off from the ring channel, thereby accomplish the dismantlement to fire control head 1.

Specifically, spout 11 is the rectangular channel structure, and slide bar 4 is the rectangular rod structure, and slide bar 4 sliding fit is in spout 11, and the rectangular rod slides into the rectangular channel and can make the connection of fire control head 1 and interface 2 more stable.

Specifically, 8 sliding fit of fixture block are in the draw-in groove, and first sealing ring 10 sliding fit is in the ring channel, and first sealing ring 10 is used for preventing to carry out secondary seal when second sealing ring 13 appears damaging because of the high pressure of rivers and has avoided leading to the condition that the water yield reduces because of water pressure is not enough.

Specifically, the interface 2 is provided with a first slope on one side close to the fire fighting head 1, the first slope is extruded at one corner of the first sealing ring 10 to enter the annular groove, and the fixture block 8 is provided with a second slope on one side close to the interface 2.

Specifically, cardboard 12 has been installed in one side that is close to connecting rod 7, and cardboard 12 is L shaped plate structure, and connecting rod 7 is U-shaped rod structure, and cardboard 12 is used for preventing that the fire fighter from not touch connecting rod 7 and leading to the fire control head 1 to appear droing when using to made things convenient for fire fighter's use to experience, and the card pole 12 is fixed all sides at holding ring 9 through the mode of bolt.

Specifically, the opposite sides of the fire fighting head 1 and the interface 2 are provided with second sealing rings 13, the two second sealing rings 13 are matched, the second sealing rings 13 are located at the interfaces of the fire fighting head 1 and the interface 2, and the first sealing rings 10 and the second sealing rings 13 are made of rubber materials.

The above embodiments may be combined with each other.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.

In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the orientation words such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and in the case of not making a reverse description, these orientation words do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be considered as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Claims

1. The utility model provides a connector for fire hose which characterized in that includes: the fire fighting joint comprises a fire fighting head (1) and a joint (2), wherein a positioning ring (9) is fixedly connected to the periphery of the fire fighting head (1), a first sealing ring (10) is arranged on the inner side wall of the positioning ring (9), an annular groove is formed in the periphery of the joint (2), two channels (6) are symmetrically formed in the opposite surfaces of the fire fighting head (1), and a connecting rod (7) is elastically matched in the channels (6);

a clamping block (8) is installed at one end of a connecting rod (7), a sliding rod (4) is installed at one side of a fire-fighting head (1), a sliding groove (11) is formed in one side of a connector (2), a clamping groove is formed in one side of the sliding groove (11), a magnet (3) is installed at the bottom of the sliding groove (11), an iron block (5) is installed at one end of the sliding rod (4), and the magnet (3) is magnetically connected with the iron block (5).

2. A fire hose coupling according to claim 1, wherein the slide groove (11) is of a rectangular groove structure, the slide rod (4) is of a rectangular rod structure, and the slide rod (4) is slidably fitted in the slide groove (11).

3. A fire hose coupling according to claim 1, wherein the latch (8) is a sliding fit in the catch and the first sealing ring (10) is a sliding fit in the annular groove.

4. A fire hose coupling according to claim 1, wherein the nipple (2) is provided with a first slope on a side close to the fire hose (1), and the latch (8) is provided with a second slope on a side close to the nipple (2).

5. A fire hose coupling according to claim 1, wherein the coupling rod (7) is provided with a clip plate (12) at one side thereof, the clip plate (12) having an L-shaped plate structure, and the coupling rod (7) having a U-shaped rod structure.

6. A fire hose coupling according to claim 1, wherein the fire hose (1) and the mouthpiece (2) are provided with a second sealing ring (13) on opposite sides, and the second sealing rings (13) are engaged.