CN210372385U - High-strength fire hose - Google Patents
High-strength fire hose Download PDFInfo
- Publication number
- CN210372385U CN210372385U CN201921346547.1U CN201921346547U CN210372385U CN 210372385 U CN210372385 U CN 210372385U CN 201921346547 U CN201921346547 U CN 201921346547U CN 210372385 U CN210372385 U CN 210372385U
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- CN
- China
- Prior art keywords
- protective layer
- wear
- reinforcing ribs
- hose body
- outer protective
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a high-strength fire hose, which comprises a polyurethane hose body, wherein an outer protective layer is coated outside the hose body, a plurality of arc-shaped inner reinforcing ribs which are uniformly distributed are arranged outside the hose body, and a bearing groove which is matched with the inner reinforcing ribs is arranged on the outer protective layer; an inner supporting rib extending along the axial direction is arranged in each inner reinforcing rib; the outer protective layer is coated outside the water hose body, and the plurality of uniformly distributed arc-shaped inner reinforcing ribs are arranged on the outer side of the water hose body and can ensure the structural strength of the water hose body; the outer protective layer is provided with a bearing groove matched with the inner reinforcing rib, so that the bonding strength between the outer protective layer and the water hose body can be ensured; and an inner supporting rib extending along the axial direction is arranged in each inner reinforcing rib, so that the strength of the inner reinforcing ribs is improved, and the structural strength of the water hose body is ensured.
Description
Technical Field
The utility model belongs to the technical field of fire hose, refer in particular to a high strength fire hose.
Background
Fire hose is a hose used to transport high pressure water or fire-retardant liquids such as foam. The traditional fire hose takes rubber as a lining, and the outer surface of the traditional fire hose is wrapped by linen braided fabric. The advanced fire hose is made of polyurethane and other polymer materials. The two ends of the fire hose are provided with metal joints, and the fire hose can be connected with another hose to prolong the distance or connected with a nozzle to increase the liquid injection pressure.
However, the existing fire hose structure has low strength, thereby reducing the service life of the fire hose.
Disclosure of Invention
To the not enough of prior art existence, the utility model aims to provide a fire hose that simple structure and intensity are high.
In order to achieve the above purpose, the utility model provides a following technical scheme: a high-strength fire hose comprises a polyurethane hose body, wherein an outer protective layer is coated outside the hose body, a plurality of arc-shaped inner reinforcing ribs which are uniformly distributed are arranged outside the hose body, and a bearing groove which is matched with the inner reinforcing ribs is formed in the outer protective layer; and an inner supporting rib extending along the axial direction is arranged in each inner reinforcing rib.
By adopting the technical scheme, the outer protective layer is coated outside the water hose body, the outer side of the water hose body is provided with a plurality of uniformly distributed arc-shaped inner reinforcing ribs, and the inner reinforcing ribs can ensure the structural strength of the water hose body; the outer protective layer is provided with a bearing groove matched with the inner reinforcing rib, so that the bonding strength between the outer protective layer and the water hose body can be ensured; and an inner supporting rib extending along the axial direction is arranged in each inner reinforcing rib, so that the strength of the inner reinforcing ribs is improved, and the structural strength of the water hose body is ensured.
The utility model discloses further set up to: the outer side of the outer protective layer is coated with an outer wear-resistant layer, the outer wear-resistant layer is made of wear-resistant rubber, a plurality of first reinforcing ribs which are axially and uniformly distributed and have circular and spiral cross sections are arranged in the outer wear-resistant layer, and the first reinforcing ribs are made of spring steel.
By adopting the technical scheme, the outer wear-resistant layer is coated on the outer side of the outer protective layer, so that the wear resistance of the outer part of the fire hose can be ensured; be provided with a plurality of axial evenly distributed and be spiral first strengthening rib in outer wear-resisting layer to can improve outer wear-resisting layer's tensile intensity, in order to ensure the holistic structural strength of fire hose.
The utility model discloses further set up to: a plurality of axially distributed short reinforcing ribs are arranged in the outer protective layer, and the short reinforcing ribs are uniformly dispersed in the outer protective layer.
By adopting the technical scheme, the plurality of axially distributed reinforcing short ribs are arranged in the outer protective layer, so that the tensile resistance of the outer protective layer can be greatly improved, and the structural strength of the fire hose is further ensured.
The utility model discloses further set up to: the outer wear-resistant layer is externally provided with a plurality of wear-resistant blocks distributed along the outer wall, the wear-resistant blocks are spherical and are partially embedded into the outer wear-resistant layer, and the wear-resistant blocks are made of aluminum oxide ceramics.
By adopting the technical scheme, the wear-resistant blocks are uniformly arranged outside the outer wear-resistant layer, and the wear-resistant blocks are smaller in size and are not connected into a whole, so that the wear-resistant blocks cannot be broken and fall off when the fire hose is folded and twisted, and the protruding wear-resistant blocks can prevent the outer pipe from rubbing with the outside; thereby further improving the wear resistance of the outer wear-resistant layer.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a cross-sectional view taken at A-A of FIG. 1;
reference numbers in the drawings and corresponding part names: 1-water band body, 2-outer protective layer, 3-inner reinforcing rib, 4-inner supporting rib, 5-outer wear-resistant layer, 6-first reinforcing rib, 7-reinforcing short rib and 8-wear-resistant block.
Detailed Description
An embodiment of the present invention is further explained with reference to fig. 1 to 2.
A high-strength fire hose comprises a polyurethane hose body 1, wherein an outer protective layer 2 is coated outside the hose body 1, a plurality of arc-shaped inner reinforcing ribs 3 which are uniformly distributed are arranged on the outer side of the hose body 1, and a bearing groove which is matched with the inner reinforcing ribs 3 is formed in the outer protective layer 2; and an inner supporting rib 4 extending along the axial direction is arranged in each inner reinforcing rib 3.
The outer protective layer 2 is coated outside the water hose body 1, the outer side of the water hose body 1 is provided with a plurality of uniformly distributed arc-shaped inner reinforcing ribs 3, and the inner reinforcing ribs 3 can ensure the structural strength of the water hose body 1; the outer protection layer 2 is provided with a bearing groove which is matched with the inner reinforcing rib 3, so that the bonding strength between the outer protection layer 2 and the water hose body 1 can be ensured; and an inner support rib 4 extending along the axial direction is arranged in each inner reinforcing rib 3, so that the strength of the inner reinforcing ribs 3 is improved, and the structural strength of the water hose body 1 is ensured.
Further: the outer side of the outer protective layer 2 is coated with an outer wear-resistant layer 5, the outer wear-resistant layer 5 is made of wear-resistant rubber, a plurality of first reinforcing ribs 6 which are uniformly distributed in the axial direction and are circular and spiral in cross section are arranged in the outer wear-resistant layer 5, and the first reinforcing ribs 6 are made of spring steel.
The outer wear-resistant layer 5 is coated on the outer side of the outer protective layer 2, so that the wear resistance of the outer part of the fire hose can be ensured; be provided with a plurality of axial evenly distributed and be spiral first strengthening rib 6 in outer wear-resisting layer 5 to can improve outer wear-resisting layer 5's tensile intensity, in order to ensure the holistic structural strength of fire hose.
Further: a plurality of axially distributed short reinforcing ribs 7 are arranged in the outer protective layer 2, and the short reinforcing ribs 7 are uniformly dispersed in the outer protective layer 2.
Through be provided with a plurality of axially distributed's enhancement short rib 7 in outer protective layer 2, can improve outer protective layer 2's stretch-proofing ability greatly to the structural strength of fire hose has further been ensured.
Further: a plurality of wear-resistant blocks 8 distributed along the outer wall are arranged outside the outer wear-resistant layer 5, the wear-resistant blocks 8 are spherical and are partially embedded into the outer wear-resistant layer 5, and the wear-resistant blocks 8 are made of aluminum oxide ceramics.
By uniformly arranging the wear-resistant blocks 8 outside the outer wear-resistant layer 5, the wear-resistant blocks 8 are small in size and are not connected into a whole, so that the wear-resistant blocks 8 cannot be broken and fall off when the fire hose is folded and twisted, and the protruding wear-resistant blocks 8 can prevent the outer pipe from rubbing with the outside; thereby further improving the wear resistance of the outer wear layer 5.
The above-mentioned embodiment is only the preferred embodiment of the present invention, and does not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (4)
1. A high-strength fire hose comprises a polyurethane hose body (1) and is characterized in that an outer protective layer (2) is coated outside the hose body (1), a plurality of arc-shaped inner reinforcing ribs (3) which are uniformly distributed are arranged on the outer side of the hose body (1), and a bearing groove which is matched with the inner reinforcing ribs (3) is formed in the outer protective layer (2); and an inner supporting rib (4) extending along the axial direction is arranged in each inner reinforcing rib (3).
2. The high strength fire hose of claim 1, wherein: the outer side of the outer protective layer (2) is coated with an outer wear-resistant layer (5), and a plurality of first reinforcing ribs (6) which are uniformly distributed in the axial direction and are spiral are arranged in the outer wear-resistant layer (5).
3. The high strength fire hose of claim 2, wherein: a plurality of axially distributed short reinforcing ribs (7) are arranged in the outer protective layer (2), and the short reinforcing ribs (7) are uniformly dispersed in the outer protective layer (2).
4. The high strength fire hose of claim 3, wherein: a plurality of wear-resistant blocks (8) distributed along the outer wall are arranged outside the outer wear-resistant layer (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921346547.1U CN210372385U (en) | 2019-08-19 | 2019-08-19 | High-strength fire hose |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921346547.1U CN210372385U (en) | 2019-08-19 | 2019-08-19 | High-strength fire hose |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210372385U true CN210372385U (en) | 2020-04-21 |
Family
ID=70251580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921346547.1U Expired - Fee Related CN210372385U (en) | 2019-08-19 | 2019-08-19 | High-strength fire hose |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210372385U (en) |
-
2019
- 2019-08-19 CN CN201921346547.1U patent/CN210372385U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200421 Termination date: 20210819 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |