CN212900206U - Fire-fighting spraying metal hose - Google Patents
Fire-fighting spraying metal hose Download PDFInfo
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- CN212900206U CN212900206U CN202021953511.2U CN202021953511U CN212900206U CN 212900206 U CN212900206 U CN 212900206U CN 202021953511 U CN202021953511 U CN 202021953511U CN 212900206 U CN212900206 U CN 212900206U
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Abstract
The utility model discloses a fire sprinkler metal hose. A fire-fighting spray metal hose comprises a corrugated pipe body, wherein two ends of the corrugated pipe body are respectively provided with an integrally formed A short straight pipe body and a B short straight pipe body; the length of the short straight pipe body B is 15-20mm, the wall thickness is 1-1.2mm, the outer surface of the end part of the short straight pipe body B is provided with an external thread, and a projecting ring is arranged between the external thread on the outer surface of the end part of the short straight pipe body B and the corrugated pipe body; the pipe fitting body is matched with the external thread on the outer surface of the end part of the short straight pipe B at one end and the water outlet necking short pipe at the other end; the utility model reduces the bending radius of the short and straight pipe body which is integrated with the corrugated pipe body and is arranged at the water outlet end of the fire-fighting spray metal hose; the installation of the short straight pipe body which is arranged at the water outlet end and is integrally formed with the corrugated pipe body, the hexagonal nut, the reducing pipe fitting and the elbow pipe fitting which are matched with the water outlet necking short pipe is realized; the withstand voltage grade is improved.
Description
Technical Field
The utility model belongs to a metal collapsible tube especially belongs to a fire sprinkler metal collapsible tube.
Background
The fire-fighting spray metal hose is an important component for building fire-fighting facilities, the existing fire-fighting spray metal hose is generally composed of three parts, namely a corrugated pipe body, a woven net sleeve and joints at two ends of the fire-fighting spray metal hose (as shown in figure 1 in the specification), short and straight pipe bodies which are integrally formed at two ends of the corrugated pipe body are respectively matched with the joints at two ends of the fire-fighting spray metal hose, and the corrugated pipe body is a body of the fire-fighting spray metal hose; the corrugated pipe body is usually made by thin-wall stainless steel pipe body hydroforming, has stronger pliability, the elasticity, crooked and anti vibration ability, weave the enhancement protection of screen cloth cover, make it have higher bearing capacity, fire-fighting spray metal hose both ends connect and play the effect of connecting, fire-fighting spray metal hose is for intaking the hexagonal external thread joint that uses the setting on the end of the short straight body of integrative shaping with the corrugated pipe body of end and is connected with the fire control water supply pipe, for the hexagonal nut cooperation installation play water necking down nozzle pipe that sets up and use installation buckle device on the end of the short straight body of integrative shaping with the corrugated pipe body of end of water outlet, horizontal branch, fire-fighting hose fossil fragments support locking device installs fire-fighting spray metal hose on fire-fighting hose fossil fragments support. The length of a short straight pipe body which is arranged at the water outlet end of the existing fire-fighting spray metal hose and is integrally formed with a corrugated pipe body is usually 40-50mm, and the wall thickness is 0.3 mm; the existing fire-fighting spray metal hose pipeline system is very complex, and can often cause various difficulties in the installation work of the fire-fighting spray metal hose due to the limitation of narrow space conditions, the length of a short straight pipe body which is at the water outlet end and is integrally formed with a corrugated pipe body is usually 40-50mm, the bending radius of the short straight pipe body which is at the water outlet end and is integrally formed with the corrugated pipe body is large, the existing fire-fighting spray metal hose is used to cause installation difficulty, the existing fire-fighting spray metal hose and a fire-fighting hose keel bracket can not be used for installation sometimes, and the existing fire-fighting spray metal hose which is reluctantly installed with the fire-fighting hose keel bracket can not generate local cold correction; according to the different specific conditions of the narrow drift diameter and the narrow field space of the existing fire-fighting spray metal hose, the larger the cold correction value is, the higher the internal stress of the existing fire-fighting spray metal hose is, and the residual installation stress in the pipeline can cause certain potential safety hazard for the use of the existing fire-fighting spray metal hose; meanwhile, when the existing fire-fighting spray metal hose is matched with the reducing pipe fitting and the elbow pipe fitting to be installed with the water outlet necking pipe, the existing fire-fighting spray metal hose is also required to be matched with an outer hexagon nut which is usually arranged on a short straight pipe body which is at the water outlet end and is integrally formed with the corrugated pipe body; in addition, the wall thickness of the short straight pipe body which is arranged at the water outlet end of the existing fire-fighting spray metal hose and is integrally formed with the corrugated pipe body is usually 0.3mm, and the pressure-resistant requirement of the fire-fighting spray metal hose cannot be met under the limit of narrow space installation conditions. How to reduce the bending radius of the short straight pipe body which is at the water outlet end and is integrally formed with the corrugated pipe body, the fire-fighting spray metal hose is suitable for installation of the fire-fighting spray metal hose under the condition of narrow space, the installation stress of the fire-fighting spray metal hose is reduced or eliminated, and the potential safety hazard caused by the installation stress of the fire-fighting spray metal hose is eliminated; how to conveniently realize the installation of the fire-fighting spray metal hose which is a short straight hose body at the water outlet end and integrally formed with a corrugated hose body, and a hexagonal nut, a reducing pipe fitting and an elbow pipe fitting which are matched with a water outlet necking short pipe; the problem to be solved is how to improve the pressure-resistant grade of the fire-fighting spray metal hose and prolong the service life of the fire-fighting spray metal hose.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: a fire sprinkler metal hose is provided. The fire-fighting spray metal hose can reduce the bending radius of the short straight hose body which is formed integrally with the corrugated hose body and is at the water outlet end of the fire-fighting spray metal hose, can adapt to the installation of the fire-fighting spray metal hose under the condition of narrow space, reduces or eliminates the installation stress of the fire-fighting spray metal hose, and eliminates the potential safety hazard caused by the installation stress of the fire-fighting spray metal hose to the use; the fire-fighting spraying metal hose can be conveniently installed by directly matching a short straight hose body which is arranged at the water outlet end and is integrally formed with a corrugated hose body with a hexagonal nut, a reducing pipe fitting and an elbow pipe fitting with a water outlet necking short pipe; can improve this fire sprinkler metal collapsible tube withstand voltage level, improve fire sprinkler metal collapsible tube life.
The utility model provides a technical scheme of above-mentioned technical problem is: the utility model provides a fire control sprays metal collapsible tube, fire control watering metal collapsible tube includes the ripple body, weaves the dictyosome, the end connector of intaking and goes out the water end connector, and ripple body both ends have the short straight body of integrative A, the short straight body of B that takes shape respectively, and the short straight body of A, the short straight body of B that the integrative takes shape in ripple body both ends cooperate with fire control spraying metal collapsible tube water inlet end connector and play water end connector respectively, still include with fire control spraying metal collapsible tube play water end connector matched with go out water necking down nozzle stub, characterized by: the fire-fighting spraying metal hose is characterized in that the length of a short straight pipe B at the water outlet end, which is integrally formed with a corrugated pipe body, is 15-20mm, the wall thickness is 1-1.2mm, the outer surface of the end part of the short straight pipe B is provided with an external thread, a bulge ring is also arranged between the external thread on the outer surface of the end part of the short straight pipe B and the corrugated pipe body, the bulge ring arranged between the external thread on the outer surface of the end part of the short straight pipe B and the corrugated pipe body is integrally formed with the short straight pipe B, and the diameter of the bulge ring arranged between the external thread on the outer surface of the end part of the short straight pipe B and the corrugated pipe body is 3-; the pipe fitting body is matched with the water outlet necking short pipe at one end and the outer surface of the end part of the short straight pipe B, and the cross section of a projecting ring arranged between the outer surface of the end part of the short straight pipe B and the corrugated pipe body is in a regular hexagonal prism shape;
one end of the pipe fitting body is matched with the external thread on the outer surface of the end part of the short straight pipe B, and the other end of the pipe fitting body is matched with the water outlet necking short pipe and is one of a hexagon nut, a reducing pipe fitting and an elbow pipe fitting; the short straight pipe body B is a short round pipe welded at the end part of one end of the corrugated pipe body far away from the short straight pipe body A which is integrally formed.
The utility model has the advantages that: because the utility model discloses fire sprinkler metal hose includes the ripple body, weaves the net cover, water inlet end joint and water outlet end joint, the ripple body both ends have integrative A short straight body, B short straight body respectively, the integrative A short straight body, B short straight body that takes shape at ripple body both ends cooperate with fire sprinkler metal hose water inlet end joint and water outlet end joint respectively, still include the water outlet neck stub pipe that cooperates with fire sprinkler metal hose water outlet end joint; the fire-fighting spraying metal hose is characterized in that a short straight pipe B at the water outlet end and integrally formed with a corrugated pipe body is 15-20mm in length and 1-1.2mm in thickness, external threads are arranged on the outer surface of the end part of the short straight pipe B, a bulge ring is further arranged between the external threads on the outer surface of the end part of the short straight pipe B and the corrugated pipe body, the bulge ring arranged between the external threads on the outer surface of the end part of the short straight pipe B and the corrugated pipe body is integrally formed with the short straight pipe B, and the diameter of the bulge ring arranged between the external threads on the outer surface of the end part of the short straight pipe B and the corrugated pipe body is 3-6mm larger than the diameter; the pipe fitting body is matched with the external thread on the outer surface of the end part of the short straight pipe B at one end and the water outlet necking short pipe at the other end; one end of the pipe fitting body is matched with the external thread on the outer surface of the end part of the B short straight pipe body, and the other end of the pipe fitting body is matched with the water outlet necking short pipe and is one of a hexagon nut, a reducing pipe fitting and an elbow pipe fitting. The utility model reduces the bending radius of the short straight pipe body which is formed integrally with the corrugated pipe body and is at the water outlet end of the fire-fighting spray metal hose, adapts to the installation of the fire-fighting spray metal hose under the condition of narrow space, reduces or eliminates the installation stress of the fire-fighting spray metal hose, and eliminates the potential safety hazard caused by the installation stress of the fire-fighting spray metal hose to the use; the fire-fighting spraying metal hose is convenient to install by matching a short straight hose body which is arranged at the water outlet end and is integrally formed with a corrugated hose body with a hexagonal nut, a reducing pipe fitting and an elbow pipe fitting; the pressure-resistant grade of the fire-fighting spray metal hose is improved, and the service life of the fire-fighting spray metal hose is prolonged; simultaneously because the utility model discloses the transversal regular hexagonal prism of personally submitting of the bulge ring that sets up between the external screw thread on the short straight tube body tip surface of B and this ripple body, still convenient realization with the installation of fire control spraying metal collapsible tube outlet end connector matched with play water necking down nozzle stub.
Drawings
The present invention will be further explained with reference to the drawings and examples
FIG. 1 is a schematic structural diagram of a conventional fire sprinkler metal hose;
fig. 2 and 3 are schematic structural views of embodiment 1 of the present invention;
fig. 4 and 5 are schematic structural views of embodiment 2 of the present invention;
fig. 6 and 7 are schematic structural views of embodiment 3 of the present invention;
FIG. 8 is a schematic view of the installation structure of embodiment 1 of the present invention and the water outlet necking pipe;
FIG. 9 is a schematic view of an application scenario of the installation of the fire sprinkler metal hose of the present invention in cooperation with a water outlet necking pipe with a sprinkler head;
in the drawings: 1. the fire-fighting water supply pipeline comprises a corrugated pipe body, 2 parts of a woven net sleeve, 3 parts of a water inlet end connector, 4 parts of a water outlet end connector, 5.A short straight pipe body, 6.B short straight pipe body, 61 parts of external threads, 62 parts of a convex ring, 41 parts of a hexagon nut, 42 parts of a reducer pipe fitting, 43 parts of an elbow pipe fitting, 7 parts of a water outlet necking short pipe, 8 parts of a fire-fighting hose keel support and 9 parts of a fire-fighting water supply pipeline.
Detailed Description
The present invention will be described in further detail with reference to the following examples.
Example 1
As shown in fig. 2, fig. 3, fig. 8 and fig. 9, a fire sprinkler metal hose, the fire sprinkler metal hose includes a corrugated pipe body 1, a woven mesh 2, a water inlet end connector 3 and a water outlet end connector 4, the corrugated pipe body 1 has a short straight pipe body a 5 and a short straight pipe body B6 at two ends, the short straight pipe body a 5 and the short straight pipe body B6 at two ends of the corrugated pipe body 1 cooperate with the water inlet end connector 3 and the water outlet end connector 4 of the fire sprinkler metal hose respectively, and the fire sprinkler metal hose further includes a water outlet necking short pipe 7 cooperating with the water outlet end connector 4 of the fire sprinkler metal hose, which is characterized in that: the fire-fighting spray metal hose is characterized in that the length of a short straight tube body B6 at the water outlet end, which is integrally formed with a corrugated tube body 1, is 15mm, the wall thickness is 1mm, an external thread 61 is arranged on the outer surface of the end part of the short straight tube body B6, a bulge ring 62 is also arranged between the external thread 61 on the outer surface of the end part of the short straight tube body B6 and the corrugated tube body 1, the bulge ring 62 arranged between the external thread 61 on the outer surface of the end part of the short straight tube body B6 and the corrugated tube body 1 is integrally formed with the short straight tube body B6, and the diameter of the bulge ring 62 arranged between the external thread 61 on the outer surface of the end part of the short straight tube body B6 and; the pipe fitting body is matched with the external thread 61 on the outer surface of the end part of the B short straight pipe body 6 at one end and the water outlet necking short pipe 7 at the other end, and the cross section of the bulge ring 62 arranged between the external thread 61 on the outer surface of the end part of the B short straight pipe body 6 and the corrugated pipe body 1 is in a regular hexagonal shape;
one end of the pipe fitting body is matched with an external thread 61 on the outer surface of the end part of the B short straight pipe body 6, and the other end of the pipe fitting body matched with the water outlet necking short pipe 7 is a hexagon nut 41; the short straight pipe body B6 is a short round pipe welded at the end part of one end of the corrugated pipe body 1 far away from the short straight pipe body A5 which is integrally formed.
Example 2
As shown in fig. 4, fig. 5, fig. 9, a fire sprinkler metal hose, fire sprinkler metal hose includes corrugated pipe body 1, weave the screen cloth 2, intake end joint 3 and play water end joint 4, corrugated pipe body 1 both ends have integrative A short straight body 5, B short straight body 6 respectively, the integrative A short straight body 5 of 1 both ends of corrugated pipe body, B short straight body 6 cooperate with fire sprinkler metal hose inlet end joint 3 and play water end joint 4 respectively, still include with fire sprinkler metal hose play water necking short pipe 7 that water end joint 4 matched with, characterized by: the fire-fighting spray metal hose is characterized in that the length of a short straight tube body B6 at the water outlet end, which is integrally formed with a corrugated tube body 1, is 15mm, the wall thickness is 1mm, an external thread 61 is arranged on the outer surface of the end part of the short straight tube body B6, a bulge ring 62 is also arranged between the external thread 61 on the outer surface of the end part of the short straight tube body B6 and the corrugated tube body 1, the bulge ring 62 arranged between the external thread 61 on the outer surface of the end part of the short straight tube body B6 and the corrugated tube body 1 is integrally formed with the short straight tube body B6, and the diameter of the bulge ring 62 arranged between the external thread 61 on the outer surface of the end part of the short straight tube body B6 and; the pipe fitting body is matched with the external thread 61 on the outer surface of the end part of the B short straight pipe body 6 at one end and the water outlet necking short pipe 7 at the other end, and the cross section of the bulge ring 62 arranged between the external thread 61 on the outer surface of the end part of the B short straight pipe body 6 and the corrugated pipe body 1 is in a regular hexagonal shape;
one end of the pipe fitting body is matched with an external thread 61 on the outer surface of the end part of the B short straight pipe body 6, and the other end of the pipe fitting body matched with the water outlet necking short pipe 7 is a reducer pipe fitting 42; the short straight pipe body B6 is a short round pipe welded at the end part of one end of the corrugated pipe body 1 far away from the short straight pipe body A5 which is integrally formed.
Example 3
As shown in fig. 6, fig. 7, fig. 9, a fire sprinkler metal hose, fire sprinkler metal hose includes corrugated pipe body 1, weave the screen cloth 2, intake end joint 3 and play water end joint 4, corrugated pipe body 1 both ends have integrative A short straight body 5, B short straight body 6 respectively, the integrative A short straight body 5 of 1 both ends of corrugated pipe body, B short straight body 6 cooperate with fire sprinkler metal hose inlet end joint 3 and play water end joint 4 respectively, still include with fire sprinkler metal hose play water necking short pipe 7 that 4 matched with of play water end joint, characterized by: the fire-fighting spray metal hose is characterized in that the length of a short straight pipe body B6 at the water outlet end, which is integrally formed with a corrugated pipe body 1, is 20mm, the wall thickness is 1.2mm, an external thread 61 is arranged on the outer surface of the end part of the short straight pipe body B6, a bulge ring 62 is also arranged between the external thread 61 on the outer surface of the end part of the short straight pipe body B6 and the corrugated pipe body 1, a bulge ring 62 arranged between the external thread 61 on the outer surface of the end part of the short straight pipe body B6 and the corrugated pipe body 1 is integrally formed with the short straight pipe body B6, and the diameter of the bulge ring 62 arranged between the external thread 61 on the outer surface of the end part of the short straight pipe body B6 and; the pipe fitting body is matched with the external thread 61 on the outer surface of the end part of the B short straight pipe body 6 at one end and the water outlet necking short pipe 7 at the other end, and the cross section of the bulge ring 62 arranged between the external thread 61 on the outer surface of the end part of the B short straight pipe body 6 and the corrugated pipe body 1 is in a regular hexagonal shape;
one end of the pipe fitting body is matched with an external thread 61 on the outer surface of the end part of the B short straight pipe body 6, and the other end of the pipe fitting body matched with the water outlet necking short pipe 7 is an elbow pipe fitting 43; the short straight pipe body B6 is a short round pipe welded at the end part of one end of the corrugated pipe body 1 far away from the short straight pipe body A5 which is integrally formed.
From the above description, those skilled in the art can make various changes and modifications without departing from the technical spirit of the present invention, and the present invention is within the protection scope of the present invention. The present invention is not to be considered as the best thing, and belongs to the common general knowledge of the technicians in the field.
Claims (1)
1. The utility model provides a fire control sprays metal collapsible tube, fire control watering metal collapsible tube includes the ripple body, weaves the dictyosome, the end connector of intaking and goes out the water end connector, and ripple body both ends have the short straight body of integrative A, the short straight body of B that takes shape respectively, and the short straight body of A, the short straight body of B that the integrative takes shape in ripple body both ends cooperate with fire control spraying metal collapsible tube water inlet end connector and play water end connector respectively, still include with fire control spraying metal collapsible tube play water end connector matched with go out water necking down nozzle stub, characterized by: the fire-fighting spraying metal hose is characterized in that the length of a short straight pipe B at the water outlet end, which is integrally formed with a corrugated pipe body, is 15-20mm, the wall thickness is 1-1.2mm, the outer surface of the end part of the short straight pipe B is provided with an external thread, a bulge ring is also arranged between the external thread on the outer surface of the end part of the short straight pipe B and the corrugated pipe body, the bulge ring arranged between the external thread on the outer surface of the end part of the short straight pipe B and the corrugated pipe body is integrally formed with the short straight pipe B, and the diameter of the bulge ring arranged between the external thread on the outer surface of the end part of the short straight pipe B and the corrugated pipe body is 3-; the pipe fitting body is matched with the water outlet necking short pipe at one end and the outer surface of the end part of the short straight pipe B, and the cross section of a projecting ring arranged between the outer surface of the end part of the short straight pipe B and the corrugated pipe body is in a regular hexagonal prism shape;
one end of the pipe fitting body is matched with the external thread on the outer surface of the end part of the short straight pipe B, and the other end of the pipe fitting body is matched with the water outlet necking short pipe and is one of a hexagon nut, a reducing pipe fitting and an elbow pipe fitting; the short straight pipe body B is a short round pipe welded at the end part of one end of the corrugated pipe body far away from the short straight pipe body A which is integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021953511.2U CN212900206U (en) | 2020-09-08 | 2020-09-08 | Fire-fighting spraying metal hose |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021953511.2U CN212900206U (en) | 2020-09-08 | 2020-09-08 | Fire-fighting spraying metal hose |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212900206U true CN212900206U (en) | 2021-04-06 |
Family
ID=75256466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021953511.2U Active CN212900206U (en) | 2020-09-08 | 2020-09-08 | Fire-fighting spraying metal hose |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212900206U (en) |
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2020
- 2020-09-08 CN CN202021953511.2U patent/CN212900206U/en active Active
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