CN208967322U - A kind of explosion-proof water supply line - Google Patents
A kind of explosion-proof water supply line Download PDFInfo
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- CN208967322U CN208967322U CN201821448176.3U CN201821448176U CN208967322U CN 208967322 U CN208967322 U CN 208967322U CN 201821448176 U CN201821448176 U CN 201821448176U CN 208967322 U CN208967322 U CN 208967322U
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- water supply
- explosion
- supply line
- outer tube
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Abstract
The utility model discloses a kind of explosion-proof water supply lines, the explosion-proof water supply line is related to plumbing technical field, the water supply outer tube being sequentially connected including multiple head and the tail, it is characterized in that: being disposed with rupture pressure disc, filling pipe and water supply inner tube in the water supply outer tube from outside to inside, woven tube flexible is arranged with outside the water supply outer tube；Being arranged side by side in the filling pipe has multiple annular chambers, and the flexible extensible member of setting, the telescopic direction of the extensible member are radial parallel with the water supply outer tube in the annular chamber；Water supply line is set as inside and outside double pipe structure, and bears radial pressure by woven tube, then axial pressure is compensated by filling pipe and elastic component, to improve the explosion-proof performance of water supply line.
Description
Technical field
The utility model relates to plumbing technical field, in particular to a kind of explosion-proof water supply line.
Background technique
Public supply mains are the important infrastructure in city, are the material base depended on for existence and development, referred to as city
" lifeline " in city.Traditional water supply line it is relatively conventional be steel pipe, water supply cast iron pipe, concrete reinforced pipe etc..But this
All there are different degrees of disadvantages for some tubing.Although each portion of disadvantage is identical, it is more identical be exactly all be easy by
To the influence of various factors, it is easy to happen explosion, pipeline burst is a big hidden danger of urban water supply safety, the booster constantly occurred
Especially super-huge booster threatens safety water supply big.
When soil differential settlement, water supply line is uneven due to being pressurized, and is broken by shrinkage tensions or uneven
Moment of flexure is excessive when sedimentation and radial direction is split, and pipeline has occurred and that the cracking of larger area when due to pipeline burst, and water is in larger pressure
Power can generate the destruction of larger area to the road in city, can bring more secondary disasters, cause greater area of destruction, more
Thus bring influence is aggravated.
Utility model content
The purpose of the utility model is to provide a kind of explosion-proof water supply line, which solve existing water supply line be easy it is quick-fried
The problem of splitting has the advantages that improve the explosion-proof performance of water supply line.
The above-mentioned technical purpose of the utility model has the technical scheme that
A kind of explosion-proof water supply line, including the water supply outer tube that multiple head and the tail are sequentially connected, by outer in the water supply outer tube
And it is interior be disposed with rupture pressure disc, filling pipe and water supply inner tube, woven tube flexible is arranged with outside the water supply outer tube；It is described to fill out
It fills to be arranged side by side in pipe and has multiple annular chambers, the flexible extensible member of setting, the flexible side of the extensible member in the annular chamber
To radial parallel with the water supply outer tube.
Using the above scheme, when soil differential settlement, woven tube first bears local axial compressive force, and woven tube occurs
Deformation simultaneously compensates pressure, and then radial pressure is transferred at filling pipe, and elastic telescopic occurs for extensible member, so that filling pipe
With preferable elasticity, to be effective against soil differential settlement bring radial pressure, water supply line is finally effectively avoided
Explosion；Setting water supply inner tube for water supply line adds the double-layer structure of water supply outer tube simultaneously, and is aided with rupture pressure disc and guarantees to supply water
The integrality of outer tube, effectively avoid waterpower leak bring injury, further increase the explosion-proof performance of water supply line.
Further preferably are as follows: the annular chamber includes in two close water supply being oppositely arranged along the section for crossing axle center
The flaring side of pipe and two tapered edges close to the water supply outer tube being oppositely arranged, the extensible member are set to the tapered edge
On the flaring side.
Using the above scheme, tapered flaring shape is set by annular chamber, meets the elastically-deformable space requirement of filling pipe,
The compactness for improving filling pipe and two sides rupture pressure disc and water supply inner tube, further increases the explosion-proof performance of water supply line.
Further preferably are as follows: the extensible member includes multiple sets for being uniformly distributed circumferentially and being set on the flaring side
The adjusting rod managed, be set in the tapered edge and be plugged in described sleeve pipe, the elastic component being set in described sleeve pipe, it is described
One end of elastic component is connected to the axial end face of the adjusting rod, forces the adjusting rod far from described sleeve pipe.
Using the above scheme, when soil differential settlement bring pressure is transferred on the extensible member of part, filling pipe is at first
Deformation occurs, and then adjusting rod moves axially therewith, and elastic component is driven to compress, and mends at this time along axial pressure by extensible member
It repays, to avoid cracking of waterpipe；The precompression of elastic component is then utilized, so that adjusting rod elastic reset, resists soil not
Uniform settlement damages the chronicity of water supply line, further increases the explosion-proof performance of water supply line.
Further preferably are as follows: the first gasket is provided between the tapered edge, the axial end face of the adjusting rod is fixed on
The axial end face of first gasket；It is provided with the second gasket between the flaring side, the axial end face of described sleeve pipe and described
The axial end face of adjusting rod is both secured to the axial end face of second gasket；It is set between first gasket and the tapered edge
It is equipped with the first relief hole, is provided with the second relief hole between second gasket and the flaring side.
Using the above scheme, micro- benefit is carried out to the deformation that extensible member occurs by the first relief hole of setting and the second relief hole
It repays, makes between annular chamber and extensible member there are adjustable space, so that filling pipe keeps suitable elasticity.
Further preferably are as follows: be fixed with the retaining ring in described sleeve pipe on the adjusting rod, be provided in described sleeve pipe
Limit the baffle ring that the retaining ring is detached from described sleeve pipe.
Using the above scheme, cooperated by the limit of retaining ring and baffle ring, adjusting rod is avoided to be detached from casing, cause extensible member
Regulatory function failure.
Further preferably are as follows: the outer wall of the filling pipe is provided with the meshed groove of annular indent and chimeric with the meshed groove
Web.
Using the above scheme, the reticular structure being wrapped on filled layer is formed by web and meshed groove, directly improved
The lateral tensile capacity for filling pipe avoids filling pipe fracture, further increases the protection effect to water supply inner tube, avoid water supplying pipe
Road explosion.
Further preferably are as follows: the woven tube includes steel wire braid, the fiber for being set to the steel wire braid two sides
Braiding layer.
Using the above scheme, using fiber braiding layer as flexible compensation layer, and it is aided with steel wire braid as skeletal support,
While guaranteeing the rigidity of woven tube, the flexible compensation ability of woven tube is directly improved, is further reduced external pressure to confession
The injury of waterpipe improves the explosion-proof performance of water supply line.
Further preferably are as follows: the steel wire braid is formed by braided steel wire, the fiber braiding layer be aramid fiber or
High-modulus polyethylene fibres weave.
Using the above scheme, aramid fiber or high-modulus polyethylene fibres have high-intensitive and excellent ageing resistance
Can, as the composition material of fibrous layer, and it is aided with steel wire made of braiding as skeletal support, can effectively improve braiding
The service life of layer, to guarantee the explosion-proof performance of water supply line.
Further preferably are as follows: the rupture pressure disc is metallic film.
Using the above scheme, metallic film has excellent folding resistance and good toughness, damages as water supply outer tube
Compensation layer after wound prevents the injury region of water supply outer tube from further cracking, and avoids the explosion of water supply outer tube.
Further preferably are as follows: the outer wall of the water supply outer tube is provided with cracking resistance and reinforces coating.
Using the above scheme, cracking resistance reinforces Cracking Resistance of Coating energy and fracture elongation is good, so as to improve the anti-of water supply outer tube
Property become ability, and then reach better explosion-proof and anti-dropout effect, directly avoid the explosion of water supply outer tube.
In conclusion the utility model has the following beneficial effects:
1. bearing radial pressure by woven tube, then axial pressure is compensated by filling pipe and elastic component,
To improve the explosion-proof performance of water supply line；
2. water supply line is set as inside and outside double pipe structure, and it is aided with rupture pressure disc and the damage of water supply outer tube is compensated, from
And improve the explosion-proof performance of water supply line；
3. adding reticular structure on filling pipe, the lateral tensile capacity of filling pipe is directly improved, avoids water supply line quick-fried
It splits.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the water supply line of embodiment；
Fig. 2 is the enlarged drawing in the portion A of Fig. 2, for showing the connection relationship between filled layer, annular chamber and extensible member.
In figure, 1, water supply inner tube；2, filling pipe；21, meshed groove；22, web；3, rupture pressure disc；4, water supply outer tube；41,
Cracking resistance reinforces coating；5, woven tube；51, steel wire braid；52, fiber braiding layer；6, annular chamber；61, flaring side；62, tapered
Side；63, the first relief hole；64, the second relief hole；7, extensible member；71, casing；72, adjusting rod；73, elastic component；74, the first pad
Piece；75, the second gasket；76, retaining ring；77, baffle ring.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
A kind of explosion-proof water supply line, as shown in Figure 1, from inside to outside successively including water supply inner tube 1, filling pipe 2, rupture pressure disc
3, water supply outer tube 4 and woven tube 5.Radially even be distributed is provided with multiple annular chambers 6 in filling pipe 2, in annular chamber 6 circumferentially
Be uniformly distributed be provided with it is multiple can elastic telescopic extensible member 7.
Woven tube 5 includes steel wire braid 51 and the fiber braiding layer 52 for being set to 51 two sides of steel wire braid；Wherein steel
Silk braiding layer 51 is formed by braided steel wire, and fiber braiding layer 52 is that aramid fiber or high-modulus polyethylene fibres weave.For
Water inner tube 1 is made of PE, and rupture pressure disc 3 is metallic film, and water supply outer tube 4 is made of PPH, and equal in the outer wall of water supply outer tube 4
The even cracking resistance that is coated with reinforces coating 41, and cracking resistance is reinforced coating 41 and is made of 819 Elastic anti-crack water-repellent paints.To water supply outer tube 4
Inside and outside protected, to improve the explosion-proof performance of water supply outer tube 4.
Wherein, it is fixedly connected in a manner of bonding between each layer.When soil differential settlement, the first receiving office of woven tube 5
The axial compressive force in portion, deformation occurs and compensates to pressure for woven tube 5, and then radial pressure is transferred at filling pipe 2, stretches
Elastic telescopic occurs for part 7, so that filling pipe 2 has preferable elasticity, to be effective against soil differential settlement bring diameter
To pressure, the explosion of water supply line is finally effectively avoided.
Referring to Fig. 2, the outer wall of filling pipe 2 is provided with the meshed groove 21 and the web chimeric with meshed groove 21 of annular indent
22.The reticular structure being wrapped on filled layer is formed by web 22 and meshed groove 21, the transverse direction for directly improving filling pipe 2 is anti-
Drawing ability avoids filling pipe 2 from being broken.
Annular chamber 6 along cross axle center section include two close water supply inner tubes 1 being oppositely arranged flaring side 61 and two
The tapered edge 62 for the close rupture pressure disc 3 being oppositely arranged.Extensible member 7 includes that multiple be uniformly distributed circumferentially is set on flaring side 61
Casing 71, the adjusting rod 72 for being set in tapered edge 62 and being plugged in casing 71, the elastic component 73 that is set in casing 71,
One end of elastic component 73 is connected to the axial end face of adjusting rod 72, forces adjusting rod 72 far from casing 71.
The first gasket 74 is provided between tapered edge 62, the axial end face of adjusting rod 72 is fixed on the axial direction of the first gasket 74
End face；The second gasket 75 is provided between flaring side 61, the axial end face of casing 71 and the axial end face of adjusting rod 72 are fixed
In the axial end face of the second gasket 75；The first relief hole 63, the second gasket 75 are provided between first gasket 74 and tapered edge 62
The second relief hole 64 is provided between flaring side 61.To avoid adjusting rod 72 from being detached from casing 71, it is fixed on adjusting rod 72
The baffle ring 77 that restricted retaining ring 76 is detached from casing 71 is arranged on casing 71 for retaining ring 76 in casing 71.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as within the protection scope of the present utility model all by the protection of Patent Law.
Claims (10)
1. a kind of explosion-proof water supply line, including the water supply outer tube (4) that multiple head and the tail are sequentially connected, it is characterized in that: the water supply
Rupture pressure disc (3), filling pipe (2) and water supply inner tube (1) are disposed in outer tube (4) from outside to inside, the water supply outer tube (4) is outside
It is arranged with woven tube flexible (5)；Being arranged side by side in the filling pipe (2) has multiple annular chambers (6), in the annular chamber (6)
It is arranged flexible extensible member (7), the telescopic direction of the extensible member (7) is radial parallel with the water supply outer tube (4).
2. a kind of explosion-proof water supply line according to claim 1, it is characterized in that: axle center is crossed on the annular chamber (6) edge
Section include two be oppositely arranged close to the water supply inner tubes (1) flaring side (61) and two be oppositely arranged close to described in
The tapered edge (62) of water supply outer tube (4), the extensible member (7) are set in the tapered edge (62) and the flaring side (61).
3. a kind of explosion-proof water supply line according to claim 2, it is characterized in that: the extensible member (7) includes multiple edges
Circumferentially it is uniformly distributed the casing (71) being set on the flaring side (61), is set on the tapered edge (62) and is plugged in institute
State the adjusting rod (72) in casing (71), the elastic component (73) being set in described sleeve pipe (71), the one of the elastic component (73)
End is connected to the axial end face of the adjusting rod (72), forces the adjusting rod (72) far from described sleeve pipe (71).
4. a kind of explosion-proof water supply line according to claim 3, it is characterized in that: being provided between the tapered edge (62)
First gasket (74), the axial end face of the adjusting rod (72) are fixed on the axial end face of first gasket (74)；It is described gradually
It is provided between flared end (61) the second gasket (75), the axial end face of described sleeve pipe (71) and the axial end of the adjusting rod (72)
Face is both secured to the axial end face of second gasket (75)；It is arranged between first gasket (74) and the tapered edge (62)
Have the first relief hole (63), is provided with the second relief hole (64) between second gasket (75) and the flaring side (61).
5. a kind of explosion-proof water supply line according to claim 3, it is characterized in that: being fixed with position on the adjusting rod (72)
Described sleeve pipe is detached from the restricted retaining ring (76) is arranged on the retaining ring (76) in described sleeve pipe (71), described sleeve pipe (71)
(71) baffle ring (77).
6. a kind of explosion-proof water supply line according to claim 1, it is characterized in that: the outer wall setting of the filling pipe (2)
There are the meshed groove (21) and the web chimeric with the meshed groove (21) (22) of annular indent.
7. a kind of explosion-proof water supply line according to claim 1, it is characterized in that: the woven tube (5) includes that steel wire is compiled
Tissue layer (51), the fiber braiding layer (52) for being set to the steel wire braid (51) two sides.
8. a kind of explosion-proof water supply line according to claim 7, it is characterized in that: the steel wire braid (51) is by steel wire
It weaves, the fiber braiding layer (52) is that aramid fiber or high-modulus polyethylene fibres weave.
9. a kind of explosion-proof water supply line according to claim 1, it is characterized in that: the rupture pressure disc (3) is metallic film.
10. a kind of explosion-proof water supply line according to claim 1, it is characterized in that: the outer wall of the water supply outer tube (4) is set
It is equipped with cracking resistance and reinforces coating (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821448176.3U CN208967322U (en) | 2018-09-03 | 2018-09-03 | A kind of explosion-proof water supply line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821448176.3U CN208967322U (en) | 2018-09-03 | 2018-09-03 | A kind of explosion-proof water supply line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208967322U true CN208967322U (en) | 2019-06-11 |
Family
ID=66754622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821448176.3U Active CN208967322U (en) | 2018-09-03 | 2018-09-03 | A kind of explosion-proof water supply line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208967322U (en) |
-
2018
- 2018-09-03 CN CN201821448176.3U patent/CN208967322U/en active Active
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