CN110274109A - A kind of novel spraying metal flexible pipe - Google Patents
A kind of novel spraying metal flexible pipe Download PDFInfo
- Publication number
- CN110274109A CN110274109A CN201910578021.4A CN201910578021A CN110274109A CN 110274109 A CN110274109 A CN 110274109A CN 201910578021 A CN201910578021 A CN 201910578021A CN 110274109 A CN110274109 A CN 110274109A
- Authority
- CN
- China
- Prior art keywords
- connector
- lantern ring
- stainless steel
- groove
- metal flexible
- 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.)
- Pending
Links
- 238000005507 spraying Methods 0.000 title claims abstract description 32
- 239000002184 metal Substances 0.000 title claims abstract description 28
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 27
- 239000010935 stainless steel Substances 0.000 claims abstract description 18
- 210000002445 nipple Anatomy 0.000 claims abstract description 13
- 238000003466 welding Methods 0.000 claims abstract description 10
- 210000000664 rectum Anatomy 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 239000007921 spray Substances 0.000 abstract description 8
- 238000010586 diagram Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 3
- 238000003754 machining Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L11/00—Hoses, i.e. flexible pipes
- F16L11/14—Hoses, i.e. flexible pipes made of rigid material, e.g. metal or hard plastics
- F16L11/15—Hoses, i.e. flexible pipes made of rigid material, e.g. metal or hard plastics corrugated
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L15/00—Screw-threaded joints; Forms of screw-threads for such joints
- F16L15/001—Screw-threaded joints; Forms of screw-threads for such joints with conical threads
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L15/00—Screw-threaded joints; Forms of screw-threads for such joints
- F16L15/006—Screw-threaded joints; Forms of screw-threads for such joints with straight threads
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L15/00—Screw-threaded joints; Forms of screw-threads for such joints
- F16L15/02—Screw-threaded joints; Forms of screw-threads for such joints allowing substantial longitudinal adjustment by use of a long screw-threaded part
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L33/00—Arrangements for connecting hoses to rigid members; Rigid hose connectors, i.e. single members engaging both hoses
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L33/00—Arrangements for connecting hoses to rigid members; Rigid hose connectors, i.e. single members engaging both hoses
- F16L33/26—Arrangements for connecting hoses to rigid members; Rigid hose connectors, i.e. single members engaging both hoses specially adapted for hoses of metal
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L33/00—Arrangements for connecting hoses to rigid members; Rigid hose connectors, i.e. single members engaging both hoses
- F16L33/34—Arrangements for connecting hoses to rigid members; Rigid hose connectors, i.e. single members engaging both hoses with bonding obtained by vulcanisation, gluing, melting, or the like
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L2201/00—Special arrangements for pipe couplings
- F16L2201/60—Identification or marking
Abstract
The invention discloses a kind of novel spraying metal flexible pipes, comprising: left connector, left lantern ring, stainless steel wire net cover, corrugated stainless steel tubing, right lantern ring and right connector；Stainless steel wire net cover is coated on the outside of corrugated stainless steel tubing, forms network managing component；Left connector is connect by left lantern ring with network managing component left end；Right connector is connect by right lantern ring with network managing component right end；Wherein, the structure type of connector, comprising: the adapter tube with altitude scale, outer taper pipe thread connector, ditch trough connection, groove union nipple and welding point.The present invention can accurately adjust mounting height and facilitate site operation on the basis of guaranteeing that spray hose meets original use function.
Description
Technical field
The invention belongs to fire-fighting spraying technical field more particularly to a kind of novel spraying metal flexible pipes.
Background technique
Fire-fighting spraying hose is the Common parts of fire main connection.Fire water pipeline and fire-fighting spraying head junction are located at day
The top of card, fire-fighting spraying hose are used to absorb the vibration and deformation due to generating under sedimentation, earthquake and fire condition, keep
Spray head normal use.
Existing spray hose connector mostly uses the mode of threaded connection to be attached with tube body, and construction is complicated and is easy to happen
Leakage.
Summary of the invention
Technology of the invention solves the problems, such as: overcoming the deficiencies of the prior art and provide a kind of novel spraying metal flexible pipe, is protecting
On the basis of card spray hose meets original use function, it can accurately adjust mounting height and facilitate site operation.
In order to solve the above-mentioned technical problem, the invention discloses a kind of novel spraying metal flexible pipes, comprising: left connector, a left side
Lantern ring, stainless steel wire net cover, corrugated stainless steel tubing, right lantern ring and right connector；
Stainless steel wire net cover is coated on the outside of corrugated stainless steel tubing.Form network managing component；
Left connector is connect by left lantern ring with network managing component left end；
Right connector is connect by right lantern ring with network managing component right end；
Wherein, the structure type of connector, comprising: the adapter tube with altitude scale, outer taper pipe thread connector, ditch trough connection, ditch
Slot union nipple and welding point.
In above-mentioned novel spraying metal flexible pipe, the adapter tube with altitude scale, comprising: mark or be printed on outer surface away from
The stainless steel steel of the height of end face corresponding size is taken over, and the connection screw thread positioned at outlet end；Wherein, the thread gage of connection screw thread
Lattice are as follows: the 〃 of 3/4 〃~2.
In above-mentioned novel spraying metal flexible pipe, outer taper pipe thread connector, comprising: outer Taper Pipe and be arranged on outer Taper Pipe
Outer taper pipe thread；Wherein, the specification of outer taper pipe thread are as follows: the 〃 of 3/4 〃~2；The type of outer taper pipe thread, comprising: NPT screw thread and R
Screw thread.
In above-mentioned novel spraying metal flexible pipe, ditch trough connection, comprising: annular convex platform I, is located at annular at annular convex platform II
Annular groove between boss I and annular convex platform II；Wherein, the axial distance between annular convex platform I and annular convex platform II is
18mm；The semidiameter of annular groove and annular convex platform I is 4mm；Annular convex platform I is identical as the radius of annular convex platform II；Groove connects
The latus rectum of head are as follows: the 〃 of 3/4 〃~2.
In above-mentioned novel spraying metal flexible pipe, groove union nipple, comprising: groove adapter tube and groove annular groove；Its
In, end face distance of the groove annular groove apart from groove union nipple is 7.98mm, groove adapter tube and the half of groove annular groove
Diameter difference is 2mm；The connector latus rectum of groove union nipple are as follows: the 〃 of 3/4 〃~2.
In above-mentioned novel spraying metal flexible pipe, welding point is the adapter tube of 37.5 ° of chamferings of a band, latus rectum are as follows: 3/4 〃
~2 〃.
In above-mentioned novel spraying metal flexible pipe, left lantern ring and right lantern ring are respectively the stainless steel tube of length 20mm.
In above-mentioned novel spraying metal flexible pipe, stainless steel wire net cover is the set made of mechanical braider is woven
Shape part, angle of weave are 45 °.
In above-mentioned novel spraying metal flexible pipe, the corrugated stainless steel tubing annular of the corrugated tube shape made of machining
Pipe, comprising: ring bellows and helical fissure pipe.
In above-mentioned novel spraying metal flexible pipe,
The left and right ends of left lantern ring and right lantern ring and network managing component are welded and fixed；
Left connector and right connector are welded and fixed with left lantern ring and right lantern ring respectively.
The invention has the following advantages that
The invention discloses a kind of novel spraying metal flexible pipe, using being welded to connect, construction site is direct for tube body and connector
It is attached with live pipeline and connector, on the basis of guaranteeing that spray hose meets original use function, can accurately adjust
Whole mounting height, easy for construction and sealed reliable.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of novel spraying metal flexible pipe in the embodiment of the present invention；
Fig. 2 is a kind of structural schematic diagram of the adapter tube with altitude scale in the embodiment of the present invention；
Fig. 3 is a kind of structural schematic diagram of outer taper pipe thread connector in the embodiment of the present invention；
Fig. 4 is a kind of structural schematic diagram of ditch trough connection in the embodiment of the present invention；
Fig. 5 is a kind of structural schematic diagram of groove union nipple in the embodiment of the present invention；
Fig. 6 is a kind of structural schematic diagram of welding point in the embodiment of the present invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to disclosed by the invention
Embodiment is described in further detail.
Such as Fig. 1, in the present embodiment, the novel spraying metal flexible pipe, comprising: left connector 1, left lantern ring 2, stainless steel cloth
Set 3, corrugated stainless steel tubing 4, right lantern ring 5 and right connector 6.Wherein, stainless steel wire net cover 3 is coated on 4 outside of corrugated stainless steel tubing.
Form network managing component；Left connector 1 is connect by left lantern ring 2 with network managing component left end；Right connector 6 passes through right lantern ring 5 and network management group
The connection of part right end.
In the present embodiment, the structure type of connector includes but are not limited to: the adapter tube 7 with altitude scale, outer Taper Pipe spiral shell
Line connector 8, ditch trough connection 9, groove union nipple 10 and welding point 11.
Such as Fig. 2, the adapter tube 7 with altitude scale, comprising: the height away from end face corresponding size is marked or be printed on outer surface
Stainless steel steel adapter tube 71, and the connection screw thread 72 positioned at outlet end.Wherein, the screw thread specification of connection screw thread 72 are as follows: 3/4 〃~
2〃。
Such as Fig. 3, outer taper pipe thread connector 8, comprising: the outer outer taper pipe thread 82 Taper Pipe 81 and be arranged on outer Taper Pipe 81.
Wherein, the specification of outer taper pipe thread 82 are as follows: the 〃 of 3/4 〃~2；The type of outer taper pipe thread 82, comprising: NPT screw thread and R screw thread.
Such as Fig. 4, ditch trough connection 9, comprising: annular convex platform I 91, is located at annular convex platform I 91 and convex annular at annular convex platform II 92
Annular groove 93 between platform II 92.Wherein, the axial distance between annular convex platform I 91 and annular convex platform II 92 is 18mm；Ring
The semidiameter of connected in star 93 and annular convex platform I 91 is 4mm；Annular convex platform I 91 is identical as the radius of annular convex platform II 92；Groove connects
First 9 latus rectum are as follows: the 〃 of 3/4 〃~2.
Such as Fig. 5, groove union nipple 10, comprising: groove adapter tube 1001 and groove annular groove 1002.Wherein, ditch grooved ring
End face distance of the connected in star 1002 apart from groove union nipple 10 is 7.98mm, groove adapter tube 1001 and groove annular groove 1002
Semidiameter be 2mm；The connector latus rectum of groove union nipple 10 are as follows: the 〃 of 3/4 〃~2.
Such as Fig. 6, welding point 11 is the adapter tube of 37.5 ° of chamferings of a band, latus rectum are as follows: the 〃 of 3/4 〃~2.
In the preferred embodiment of the present invention, left lantern ring 2 and right lantern ring 5 are respectively the stainless steel tube of length 20mm.No
Rust wire sets 3 are the shell-like part made of mechanical braider is woven, and angle of weave is 45 °.Corrugated stainless steel tubing 4
The corrugated tube shape ring pipe made of machining, comprising: ring bellows and helical fissure pipe.Left lantern ring 2 and right set
Ring 5 and the left and right ends of network managing component are welded and fixed；Left connector 1 and right connector 6 are solid with left lantern ring 2 and the welding of right lantern ring 5 respectively
It is fixed.
By taking right connector is the adapter tube with altitude scale as an example, in installation, left connector is connected with fire water pipeline,
Network managing component is then used to carry out position adjusting and bit shift compensation, and the adapter tube with altitude scale carries out height according to actual use position
Adjusting be fixed on fixed bracket, the adapter tube with altitude scale is connected by nut with spray head or other spray equipments.
Since entirety of the invention is attached by the way of welding, the generation of connection leakage is avoided.Later maintenance replacement spray
It when drenching head, need to only be adjusted accordingly according to the scale of the adapter tube with altitude scale, be not necessarily to other measuring tools.
Various embodiments are described in a progressive manner in this explanation, the highlights of each of the examples are with its
The difference of his embodiment, the same or similar parts between the embodiments can be referred to each other.
The above, optimal specific embodiment only of the invention, but scope of protection of the present invention is not limited thereto,
In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by anyone skilled in the art,
It should be covered by the protection scope of the present invention.
The content that description in the present invention is not described in detail belongs to the well-known technique of professional and technical personnel in the field.
Claims (10)
1. a kind of novel spraying metal flexible pipe characterized by comprising left connector (1), left lantern ring (2), stainless steel wire net cover
(3), corrugated stainless steel tubing (4), right lantern ring (5) and right connector (6)；
Stainless steel wire net cover (3) is coated on the outside of corrugated stainless steel tubing (4), forms network managing component；
Left connector (1) is connect by left lantern ring (2) with network managing component left end；
Right connector (6) is connect by right lantern ring (5) with network managing component right end；
Wherein, the structure type of connector, comprising: adapter tube (7), outer taper pipe thread connector (8), ditch trough connection with altitude scale
(9), groove union nipple (10) and welding point (11).
2. novel spraying metal flexible pipe according to claim 1, which is characterized in that the adapter tube (7) with altitude scale, packet
It includes: the stainless steel steel adapter tube (71) of the height away from end face corresponding size is marked or be printed on outer surface, and positioned at outlet end
Connection screw thread (72)；Wherein, the screw thread specification of connection screw thread (72) are as follows: the 〃 of 3/4 〃~2.
3. novel spraying metal flexible pipe according to claim 1, which is characterized in that outer taper pipe thread connector (8), comprising:
Outer Taper Pipe (81) and the outer taper pipe thread (82) being arranged on outer Taper Pipe (81)；Wherein, the specification of outer taper pipe thread (82) are as follows: 3/
The 〃 of 4 〃~2；The type of outer taper pipe thread (82), comprising: NPT screw thread and R screw thread.
4. novel spraying metal flexible pipe according to claim 1, which is characterized in that ditch trough connection (9), comprising: convex annular
Platform I (91), annular convex platform II (92), the annular groove (93) between annular convex platform I (91) and annular convex platform II (92)；Its
In, the axial distance between annular convex platform I (91) and annular convex platform II (92) is 18mm；Annular groove (93) and annular convex platform I
(91) semidiameter is 4mm；Annular convex platform I (91) is identical as the radius of annular convex platform II (92)；The latus rectum of ditch trough connection (9)
Are as follows: the 〃 of 3/4 〃~2.
5. novel spraying metal flexible pipe according to claim 1, which is characterized in that groove union nipple (10), comprising: ditch
Slot takes over (1001) and groove annular groove (1002)；Wherein, groove annular groove (1002) is apart from groove union nipple (10)
End face distance be 7.98mm, the semidiameter that groove takes over (1001) and groove annular groove (1002) is 2mm；Groove connects
The connector latus rectum of head (10) are as follows: the 〃 of 3/4 〃~2.
6. novel spraying metal flexible pipe according to claim 1, which is characterized in that welding point (11) is a band
The adapter tube of 37.5 ° of chamferings, latus rectum are as follows: the 〃 of 3/4 〃~2.
7. novel spraying metal flexible pipe according to claim 1, which is characterized in that left lantern ring (2) and right lantern ring (5) are respectively
For the stainless steel tube of length 20mm.
8. novel spraying metal flexible pipe according to claim 1, which is characterized in that stainless steel wire net cover (3) is using machine
Shell-like part made of tool braider is woven, angle of weave are 45 °.
9. novel spraying metal flexible pipe according to claim 1, which is characterized in that corrugated stainless steel tubing (4) is using mechanical
The corrugated tube shape ring pipe being process, comprising: ring bellows and helical fissure pipe.
10. novel spraying metal flexible pipe according to claim 1, which is characterized in that
Left lantern ring (2) and right lantern ring (5) and the left and right ends of network managing component are welded and fixed；
Left connector (1) and right connector (6) are welded and fixed with left lantern ring (2) and right lantern ring (5) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910578021.4A CN110274109A (en) | 2019-06-28 | 2019-06-28 | A kind of novel spraying metal flexible pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910578021.4A CN110274109A (en) | 2019-06-28 | 2019-06-28 | A kind of novel spraying metal flexible pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110274109A true CN110274109A (en) | 2019-09-24 |
Family
ID=67962648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910578021.4A Pending CN110274109A (en) | 2019-06-28 | 2019-06-28 | A kind of novel spraying metal flexible pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110274109A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005026600A1 (en) * | 2003-09-09 | 2005-03-24 | Friedrich Pröwig Inh. Gerda Wiele GmbH & Co. KG | Flexible metal tube and method for the production of a metal tube |
| CN101270840A (en) * | 2008-05-12 | 2008-09-24 | 天津市塘沽中信软管工业有限公司 | Non-welding fabrication type fire-fighting spraying metal flexible pipe and production method |
| CN201502831U (en) * | 2009-09-03 | 2010-06-09 | 北京宝凯金属软管有限公司 | Damping tube |
| CN205278635U (en) * | 2016-01-14 | 2016-06-01 | 浙江乐鼎波纹管有限公司 | Metal flexible pipe |
| US20180133528A1 (en) * | 2016-11-17 | 2018-05-17 | Flexhead Industries, Inc. | Fire sprinkler assembly including adjustable drop |
| CN207729075U (en) * | 2017-12-09 | 2018-08-14 | 秦皇岛菲凯特工业有限公司 | A kind of fire-fighting metal hose and anchor |
| CN210510656U (en) * | 2019-06-28 | 2020-05-12 | 秦皇岛市泰德管业科技有限公司 | Novel spray metal hose |
-
2019
- 2019-06-28 CN CN201910578021.4A patent/CN110274109A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005026600A1 (en) * | 2003-09-09 | 2005-03-24 | Friedrich Pröwig Inh. Gerda Wiele GmbH & Co. KG | Flexible metal tube and method for the production of a metal tube |
| CN101270840A (en) * | 2008-05-12 | 2008-09-24 | 天津市塘沽中信软管工业有限公司 | Non-welding fabrication type fire-fighting spraying metal flexible pipe and production method |
| CN201502831U (en) * | 2009-09-03 | 2010-06-09 | 北京宝凯金属软管有限公司 | Damping tube |
| CN205278635U (en) * | 2016-01-14 | 2016-06-01 | 浙江乐鼎波纹管有限公司 | Metal flexible pipe |
| US20180133528A1 (en) * | 2016-11-17 | 2018-05-17 | Flexhead Industries, Inc. | Fire sprinkler assembly including adjustable drop |
| CN207729075U (en) * | 2017-12-09 | 2018-08-14 | 秦皇岛菲凯特工业有限公司 | A kind of fire-fighting metal hose and anchor |
| CN210510656U (en) * | 2019-06-28 | 2020-05-12 | 秦皇岛市泰德管业科技有限公司 | Novel spray metal hose |
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