CN220918003U - Fire hose - Google Patents
Fire hose Download PDFInfo
- Publication number
- CN220918003U CN220918003U CN202322576491.1U CN202322576491U CN220918003U CN 220918003 U CN220918003 U CN 220918003U CN 202322576491 U CN202322576491 U CN 202322576491U CN 220918003 U CN220918003 U CN 220918003U
- Authority
- CN
- China
- Prior art keywords
- water inlet
- fire hose
- inlet part
- welding ring
- ring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 89
- 238000003466 welding Methods 0.000 claims abstract description 33
- 238000007789 sealing Methods 0.000 claims description 23
- 239000002184 metal Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Rigid Pipes And Flexible Pipes (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The utility model relates to a fire hose, which comprises a fire hose main body, wherein one end of the fire hose main body is connected with a water outlet part through an outer retaining ring, the other end of the fire hose main body is provided with a welding ring, the welding ring is rotationally connected with a water inlet part, the water inlet part comprises a first water inlet part and a second water inlet part, the first water inlet part is rotationally connected with the welding ring, and the second water inlet part is provided with an outer thread structure to be connected with a fire main pipeline.
Description
Technical Field
The utility model relates to the technical field of fire-fighting equipment, in particular to a fire-fighting hose.
Background
The statements herein merely provide background information related to the present disclosure and may not necessarily constitute prior art.
The fire hose is a metal hose with one end of a water inlet connected with a fire main pipeline and the other end connected with a terminal spray header, and the middle part of the fire hose is connected by a corrugated hose.
The fire hose that uses now is as shown in fig. 1, including the bellows 7 that the surface was equipped with the mesh grid 3, the water outlet part 4 is connected through outer buckle 8 to the one end of the fire hose main part that bellows 7 and mesh grid 3 formed, and water outlet part 4 is used for being connected with the terminal shower head, and the other end passes through weld ring 6 coupling nut 9, and nut 9 and the one end threaded connection of water inlet part 2, and the other end of water inlet part 2 has the external screw thread structure and is used for being connected with the fire control trunk line.
The water inlet part of the fire hose is mainly connected for the second time. The first time need dismantle the water inlet part, with water inlet part and fire control trunk line threaded connection back, with fire control hose main part and water inlet part connection again, this kind of connection method needs operating personnel to dismantle 1 time, installs 2 times, inefficiency, and there are 2 leakage points in the twice installation, increases after the product connection and leaks the risk point.
Disclosure of utility model
The utility model aims to overcome the defects of the prior art, and provides the fire hose which is simple in operation, convenient and quick in connection, high in efficiency, capable of reducing one leakage point and low in water leakage risk.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
The embodiment of the utility model provides a fire hose, which comprises a fire hose body, wherein one end of the fire hose body is connected with a water outlet component through an outer retaining ring, the other end of the fire hose body is provided with a welding ring, the welding ring is rotationally connected with a water inlet component, the water inlet component comprises a first water inlet part and a second water inlet part, the first water inlet part is rotationally connected with the welding ring, and the second water inlet part is provided with an outer thread structure to be connected with a fire main pipeline.
Optionally, a sealing member is arranged between the first water inlet part and the welding ring so as to seal between the first metal part and the welding ring.
Optionally, the medial surface of first portion of intaking is equipped with annular mounting groove, and the sealing washer setting is inside annular mounting groove and with the sealed laminating of the lateral surface of weld ring.
Optionally, the sealing element adopts a rubber sealing ring.
Optionally, an axial limiting part is arranged between the welding ring and the first water inlet part to limit the movement of the welding ring and the first water inlet part along the axial direction of the welding ring and the first water inlet part.
Optionally, in the sealing member and the axial limiting member, the sealing member is disposed closer to the second water inlet portion.
Optionally, the axial limiting member is a split washer disposed between the weld ring and the first water inlet portion.
Optionally, the medial surface of first portion of intaking is equipped with first spacing groove, and the lateral surface of weld ring is equipped with the second spacing groove, and axial locating part sets up in the space that first spacing groove and second spacing groove formed.
Optionally, the fire hose main body comprises a corrugated pipe, and a woven mesh is wrapped outside the corrugated pipe.
Optionally, one end of the water outlet component is connected with the outer retaining ring, and the other end of the water outlet component is provided with an internal thread structure to be connected with a terminal spray header.
The beneficial effects of the utility model are as follows:
According to the fire hose, the water inlet component is rotationally connected with the fire hose main body, when the fire hose is used, the water inlet component can be connected with and detached from the fire hose main body through the threaded structure of the second water inlet part, the water inlet component is not required to be installed or detached firstly, then the water inlet component is installed or detached from the fire hose main body, and when the fire hose is detached, the primary detachment is reduced, the construction and installation efficiency is improved, the construction cost is reduced, and meanwhile, as the water inlet component is not required to be connected with the fire hose main body, a leakage point is reduced, and the leakage risk is reduced.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application.
FIG. 1 is a schematic view of a prior art fire hose construction;
FIG. 2 is a schematic view showing the overall structure of a fire hose according to embodiment 1 of the present utility model;
The novel water-saving device comprises a rubber sealing ring 1, a water inlet component 2, a woven mesh 3, a water outlet component 4, an opening retainer ring 5, a welding ring 6, a corrugated pipe 7, an outer retaining ring 8 and a nut 9.
Detailed Description
Example 1
The embodiment provides a fire hose, as shown in fig. 1, including the fire hose body, the fire hose body includes bellows 7, and bellows 7 periphery cladding has mesh grid 3, and the fire hose body adopts current fire hose's structure can, the one end of fire hose body is fixed with outer buckle 8, and outer buckle 8 is connected with water outlet member 4, and outer buckle 8's structure adopts current fire hose to use outer buckle structure can, and its and fire hose body's connected mode also adopt prior art, and not detailed description here, water outlet member 4 structure and its and outer buckle 8's connected mode also adopt prior art can.
The water outlet part 4 adopts a tubular structure, and the water outlet end of the water outlet part is provided with an internal thread structure so as to realize fixed connection with a terminal spray header.
The other end of the fire hose body is fixed with a welding ring 6, and the connection mode of the welding ring 6 and the fire hose body is just by adopting the prior art and is not described in detail here.
The welding ring 6 is externally and rotationally connected with a water inlet component 2, and the water inlet component 2 is used for being connected with a fire-fighting main pipeline.
In this embodiment, the water inlet component 2 includes a first water inlet portion and a second water inlet portion that are coaxially disposed, the first water inlet portion is rotationally connected with the welding ring 6, the second water inlet portion is provided with an external thread structure, and the second water inlet portion can be in threaded connection with the fire-fighting main pipe through the external thread structure.
In this embodiment, the cross-sectional dimension of the first water inlet portion is greater than the cross-sectional dimension of the second water inlet portion, and the cross-section of the first water inlet portion is polygonal so as to facilitate rotation of the water inlet member by using a wrench or other tool.
An axial limiting part of a sealing element is arranged between the inner surface of the first water inlet part and the outer surface of the welding ring 6, wherein the sealing element is arranged closer to the second water inlet part.
The sealing piece is used for sealing a gap between the first water inlet part and the welding ring, and the axial limiting piece is used for limiting the water inlet part to linearly move along the welding ring and the axis direction of the water inlet part, so that the water inlet part 2 can only rotate around the axis of the water inlet part.
In this embodiment, the sealing member adopts the sealing washer, and preferably, the sealing washer adopts rubber seal 1, and rubber seal 1 plays the sealed effect, can not prevent the rotation of water inlet component 2 around self axis simultaneously.
Further, the inner side surface of the first water inlet part is provided with an annular groove, the rubber sealing ring 1 is arranged inside the annular groove, and the rubber sealing ring 1 is in sealing fit with the groove surface of the annular groove and the outer surface of the welding ring 6 so as to realize a sealing effect.
The axial limiting part adopts a split washer 5.
Further, the inner side of the first water inlet part is provided with an annular first limit groove, the outer side of the welding ring 6 is provided with an annular second limit groove matched with the first limit groove, the split washer 5 is arranged in an annular space formed by the first limit groove and the second limit groove, and the split washer 5 is in contact with the first water inlet part and the welding ring 6 to achieve limit effect.
In this embodiment, only the connection mode of the water inlet component and the welding ring 6 is improved, and the water inlet component 2 is additionally provided with an annular groove and a first limit groove, the welding ring 6 is additionally provided with a second limit groove, and the rest of the structure of the fire hose is only required to be described in detail in the prior art.
In this embodiment, when needs are installed fire hose, will go out water part 4 and pass through internal thread structure connection terminal shower head, aim at the screwed joint of fire control trunk line with the second portion of intaking of water part 2, rotate water part 2, can be with water part 2 and fire control trunk line screw thread fixed connection.
When the fire hose needs to be disassembled, the water inlet component 2 can be separated from the fire main pipeline only by rotating the water inlet component 2.
Compared with the traditional fire hose, the step that the water inlet part 2 is connected with the fire hose main body is omitted during installation, the step that the water inlet part 2 is detached with the fire hose main body is omitted during disassembly, and during disassembly, the number of disassembly and assembly is reduced, the construction and installation efficiency is improved, and the construction cost is reduced.
And because the water inlet component 2 is not required to be manually connected with the main body of the fire hose, a leakage point is reduced, and the leakage risk is reduced.
While the foregoing description of the embodiments of the present utility model has been presented in conjunction with the drawings, it should be understood that it is not intended to limit the scope of the utility model, but rather, it is intended to cover all modifications or variations within the scope of the utility model as defined by the claims of the present utility model.
Claims (5)
1. The fire hose comprises a fire hose body, wherein one end of the fire hose body is connected with a water outlet component through an outer retaining ring, and a welding ring is arranged at the other end of the fire hose body;
A sealing piece is arranged between the first water inlet part and the welding ring so as to seal between the first metal part and the welding ring; an axial limiting piece is arranged between the welding ring and the first water inlet part to limit the movement of the welding ring and the first water inlet part along the axial direction of the welding ring and the first water inlet part; the sealing piece is arranged closer to the second water inlet part in the sealing piece and the axial limiting piece; the axial limiting piece adopts an opening check ring arranged between the welding ring and the first water inlet part; the inner side of the first water inlet part is provided with a first limit groove, the outer side of the welding ring is provided with a second limit groove, and the axial limit piece is arranged in a space formed by the first limit groove and the second limit groove.
2. The fire hose of claim 1, wherein the inner side surface of the first water inlet portion is provided with an annular mounting groove, and the sealing ring is arranged in the annular mounting groove and is in sealing fit with the outer side surface of the welding ring.
3. A fire hose according to claim 1, wherein the seal is a rubber seal.
4. A fire hose as claimed in claim 1, wherein the fire hose body comprises a corrugated tube, the exterior of the corrugated tube being covered with a mesh.
5. A fire hose according to claim 1, wherein one end of the water outlet member is connected to the outer retaining ring and the other end is provided with an internal thread structure for connection to the terminal shower head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322576491.1U CN220918003U (en) | 2023-09-21 | 2023-09-21 | Fire hose |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322576491.1U CN220918003U (en) | 2023-09-21 | 2023-09-21 | Fire hose |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220918003U true CN220918003U (en) | 2024-05-10 |
Family
ID=90965303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322576491.1U Active CN220918003U (en) | 2023-09-21 | 2023-09-21 | Fire hose |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220918003U (en) |
-
2023
- 2023-09-21 CN CN202322576491.1U patent/CN220918003U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |