CN208845891U - A kind of water-flowing device of four-layer structure - Google Patents
A kind of water-flowing device of four-layer structure Download PDFInfo
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- CN208845891U CN208845891U CN201821429416.5U CN201821429416U CN208845891U CN 208845891 U CN208845891 U CN 208845891U CN 201821429416 U CN201821429416 U CN 201821429416U CN 208845891 U CN208845891 U CN 208845891U
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- inner tube
- elastic force
- sleeve
- casing
- outer cloth
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- Protection Of Pipes Against Damage, Friction, And Corrosion (AREA)
Abstract
The utility model discloses a kind of water-flowing device of four-layer structure, first sleeve and the second casing are set between elastic force inner tube and outer cloth set, when water-flowing device is connected with pressure water source, first sleeve is in the strong expansion impact for receiving elastic force inner tube, impact cymomotive force can be cut down rapidly, enable first sleeve mildly by Wave transmission to the second casing, the second casing makes outer cloth set extend to the limited length of outer cloth set, avoids elastic force inner tube from frequently directly contacting friction with outer cloth set and damages；At the same time, inner core pyramid connecter is set and the first conically shaped set clamps elastic force inner tube and first sleeve, second conically shaped set is set and the second casing and outer cloth set are pressed on the first conically shaped and put on by loose joint, separation type lock locking structure is when source pressure increases, coupling mechanism force increases, and when source pressure reduces, coupling mechanism force weakens, it avoids the joint location of elastic force inner tube and outer cloth set that permanent deformation is caused to wear, extends the service life of water-flowing device.
Description
Technical field
The utility model relates to water pipe technology fields of stretching, more particularly to a kind of water-flowing device of four-layer structure.
Background technique
Current flexible water pipe existing on the market is elastic force made of raw material latex, rubber or TPR thermoplastic elastomer
Pipe, since its high resiliency is when accessing 3~10 kilograms of pressure water, its radial water flowing area and longitudinal direction under the protection of oversheath
Length is inflatable to extend 2~4 times；And when turning off pressure water source, the water pipe that stretches is fast under the rebound effect of inner core elastic tubes
Remaining water in fast discharge pipe retracts to original product size, easy to use, small in size, deep to be liked by domestic and international client.
However, flexible water pipe service life currently on the market is relatively low, it is unable to reach people and is expected, by detailed market tune
It tables look-up bright, the breakage and leak of the flexible water pipe 70% in use are occurred at joint mechanism position and due to inner tube and cloth
Set strong friction tearing causes, and cause damaged principal element to have: 1, elastic force inner tube and housing are applied in flexible inner tube in order to prevent
It falls off under high force fluid matasomatism, the joint mechanism for the water pipe that stretches currently on the market generallys use will be in the elastic force of flexible water pipe
Pipe, cloth set are strongly buckled up together by buckling (aluminium button etc.), and flexible inner tube is caused by strong padlock power permanently for a long time
It is damaged to be easy to happen tearing under the effect of high pressure water at permanent deformation for deformation；The patent of Publication No. CN104976466A
Disclosed joint mechanism is using by traveling nut and with fluting (or with locking tongue) lock fastener and connection adapter
Cooperation, by one end strength padlock of the elastic force inner tube of flexible water pipe and non-resilient housing in connection adapter, elastic force inner tube
The forced locking tightly latched will cause to be permanently deformed, and be sent out in actual use using the flexible water pipe of this joint mechanism structure
Raw many joint area leak the phenomenon that, more serious problem is, for a long time under the action of high pressure fluid, elastic force inner tube is forever
It is thinning long, so that buckle is fluffed, inner tube and housing is caused to be easy to fall off.2, flexible water pipe structure at present on the market is simple, does not have
Be arranged multiple protective eliminate stress protection casing, when flexible water pipe connects the fluid with pressure, can not reduce elastic force inner tube and
The surging friction that outer inner room generates.To solve disadvantages described above, engineers and technicians have done many explorations, such as application No. is
201320166720.6 patent, in disclosed " the flexible water pipe that a kind of inside is equipped with plastic film " utility model, using
Water flowing inner core sebific duct reduces frictional tear degree with increase layer of plastic film more between gauffer oversheath, but because plastic film does not have
Elastic and not wear-resisting, film just ruptures technical solution at flexible 40 times or so in specific implementation, reaches 60 times or so
The agglomerating appearance of the film fragments of rupture, this agglomerating fragment generated further increase the frictional force of flexible water pipe water flowing inner core,
Though therefore this scheme to water flowing inner core using there is certain protective role an early period, will after access times reach 60 times or so
Counter play increases frictional tear stress to water flowing inner core, and the service life for also failing to really solve to improve flexible water pipe is asked
Topic.
In order to further solve problem above, some engineers and technicians have carried out technique improvement, in Publication No.
In the patent of CN107524869, a kind of hose arrangement is provided, which includes the outer tube of flexible material and for passing through
The inner tube of the elastic material of hose arrangement trandfer fluid, wherein due to the effect of flexible inner tube, when the inside of flexible inner tube does not have
When Fluid pressure, hose arrangement has shorter length in a contracted state, and when the inside of flexible inner tube is applied with pressure
When fluid, hose arrangement has longer length in the expanded state, and when hose arrangement is in contraction state, outer tube has wave
Dynamic state, and when hose arrangement is in swelling state, outer tube is used to control and accommodate the expansion of inner tube, wherein at least one
A sleeve part is between the inner and outer tubes that elasticity is arranged at least part of the length of the inner tube of elasticity, for protecting bullet
The inner tube of property is not worn by the fluctuation of outer tube, and in at least part of inner tube length, outer tube occurs in contraction state
Fluctuation.But there is also some potential disadvantages for hose arrangement: one joint mechanism will be soft using metal loop fastener (aluminium button etc.)
The elastic force inner tube of pipe device, protection sleeve, housing end overlapping together, and strength padlock is on adapter, Wu Fafang
Just assembly and disassembly, though and this joint mechanism increase protection sleeve, but still not can solve flexible inner tube and detained strongly for a long time
It locks power and causes the destruction being permanently deformed, and then not can avoid the risk for causing tearing damaged under high-pressure fluid effect；Secondly
Length direction in hose arrangement between the inner and outer tubes of elasticity along the inner tube of elasticity is provided with multiple sleeves (usually can be real
What is now assembled is that a sleeve is respectively arranged in two ends of hose arrangement, and the end of each sleeve passes through structural member and adapter
It combines with housing and elastic force inner tube)；Protective layer using resilient sleeve as elastic force inner tube and outer inner room, though it can be isolated outer
Friction of the set fluctuation to elastic force inner tube, but resilient sleeve and the coefficient of friction of outer cloth set are very big, do not have interlayer between outer cloth set
Protection, elastic protecting sleeve can exist because of the fluctuation broken invalid of outer cloth set and not be able to achieve effective protection bullet after a period of use
The risk of power inner tube；Separately due to increasing structural member in hose arrangement, the elastic force inner tube of Fluid pressure is applied in structural member
Two sides easily formed stress concentration, increase the risk of elastic force inner tube breakage.
Therefore, how to change in the prior art, the water pipe that stretches extends because of the crackly status of the reasons such as abrasion, stress
The service life of flexible water pipe, is those skilled in the art's urgent problem to be solved.
Utility model content
The purpose of the utility model is to provide a kind of water-flowing devices of four-layer structure, above-mentioned of the existing technology to solve
Problem improves flexible water pipe because phenomenon easy to damage is concentrated in friction and stress, extends the service life of flexible water pipe, and convenient pair
The maintenance and replacement at flexible water pipe head position.
To achieve the above object, the utility model provides following scheme: the utility model provides a kind of four-layer structure
Water-flowing device, including elastic force inner tube and outer cloth set, the external of the elastic force inner tube are set with first sleeve, the first sleeve it is outer
Portion is set with the second casing, and the outer cloth set is set in the outside of second casing, the elastic force inner tube and the first sleeve
Be made of elastic material, second casing synchronous with the outer cloth set can extend, synchronous folding, second casing with
There is gap between the first sleeve；
The both ends of the elastic force inner tube are respectively provided with inner core pyramid connecter and the first conically shaped set, the inner core cone connection
Device has limbers, and the inner cavity of the elastic force inner tube, the first conically shaped set are inserted into one end of the inner core pyramid connecter
It is set in the outside of the first sleeve, the inner core pyramid connecter is matched with the first conically shaped set can will be described
Elastic force inner tube and the first sleeve clamp, and the outer cover of second casing and the outer cloth set is equipped with the second conically shaped set,
The second conically shaped set is outer to be set with loose joint, and the second conically shaped set is matched with the loose joint can be by described second set
Pipe and the outer cloth set are pressed on first conically shaped and put on；
The first connector and the second connector, first connector and the second connector point is respectively set in the both ends of the elastic force inner tube
Be not set in the outside of the inner core pyramid connecter, first connector and the second connector all have through-hole, the through-hole with
The limbers is connected, and first connector and second connector are threadedly coupled with the loose joint respectively, and described first connects
Head is able to be connected with external water source and with wet part with second connector.
Preferably, the internal diameter of the first sleeve is equal to or more than the outer diameter of the flexible inner tube, second casing
Diameter is equal to or less than the diameter of the outer cloth set；Under tensile force effect, the length of the elastic force inner tube and the first sleeve
The length of run for spending the outer cloth set is long, and the expansion that the length of run of second casing is greater than or equal to the outer cloth set is long
Degree.
Preferably, the elastic force inner tube and the first sleeve synchronization telescope；The elastic force inner tube is by high-tension rubber tube
It is made, the first sleeve is made of elastic rubber-plastic composite material, and second casing is synchronous with the outer cloth set to extend, synchronizes and roll over
It is folded, second casing for can gauffer plastic film sleeve or can the bamboo joint type telescopic plastic Membrane cover that converts into of rule be made, described second
Casing is processed by PE, PET, PVC or PU material, and the outer cloth set is made of dacron thread or nylon yarn braiding.
Preferably, one end that the inner core pyramid connecter is inserted into the elastic force inner tube has tapered protrusion, the inner core
The other end of pyramid connecter is provided with annular seal groove, the inner core pyramid connecter respectively with first connector and described
Second connector grafting is connected, and sealing ring is arranged between the inner core pyramid connecter and first connector and the second connector, institute
It states sealing ring to be set in the annular seal groove, raised limit is also set up between the tapered protrusion and the annular seal groove
Ring.
Preferably, first conically shaped, which is put on, has protruding portion compatible with the tapered protrusion, first cone
Shape cylinder, which is covered, also has annular burr on the lateral wall far from inner core pyramid connecter one end.
Preferably, the both ends of the second conically shaped set are respectively provided with card slot, and the opening direction of the card slot is opposite and interlocks
Setting, the axis direction of the card slot are parallel with the axis direction that second conically shaped covers.
Preferably, the loose joint has the arcuate structure being recessed towards its axis direction, and the arcuate structure can be with institute
It states the second conically shaped set and matches and clamp second casing and the outer cloth set, have on the lateral wall of the loose joint anti-skidding
Line.
Preferably, first connector and second connector are arranged far from one end of the loose joint with one in flowering structure
Kind: connection structure, female adapter structure or male connection structure are connect fastly.
The utility model achieves following technical effect: the water flowing of the four-layer structure of the utility model compared with the existing technology
Device, including elastic force inner tube and outer cloth set, the external of elastic force inner tube are set with first sleeve, external second set of the suit of first sleeve
Pipe, outer cloth set is set in the outside of the second casing, and elastic force inner tube and first sleeve are made of elastic material, first sleeve it is straight
Diameter of the diameter more than or equal to elastic force inner tube, the extension synchronous with outer cloth set of the second casing, synchronous folding, the diameter of the second casing are big
In or equal to outer cloth set diameter, between the second casing and first sleeve have gap.The water-flowing device of the utility model, in bullet
First sleeve is set outside power inner tube, the second casing, elastic force inner tube and first sleeve synchronization telescope be set in outer cloth set, the two it
Between phase mutual friction it is smaller；Outer cloth set and the second casing synchronous folding, it is synchronous extend, friction is also smaller each other, first sleeve and
The setting of second casing avoids elastic force inner tube and directly generates friction with outer cloth set, when water-flowing device is connected with pressure water source,
First sleeve can cut down rapidly impact cymomotive force, first sleeve is by elasticity in the strong expansion impact for receiving elastic force inner tube
Material is made, and enables first sleeve mildly by Wave transmission to the second casing, the second casing makes outer cloth set extend to outer cloth
The limited length of set avoids elastic force inner tube from frequently directly contacting friction with outer cloth set and damages, the first sleeve being furthermore arranged
It can effectively prevent sewage with the second casing and tiny hard object (such as grains of sand) enter pipe surface in elastic force, further eliminate or subtract
The pipe surface risk damaged by hard object incised wound in few elastic force；At the same time, inner core pyramid connecter and the first conically shaped set are set
Elastic force inner tube and first sleeve are clamped, the second conically shaped of setting, which is covered, is pressed on the first taper for the second casing and outer cloth set with loose joint
Cylinder is put on, and when source pressure increases, coupling mechanism force increases separation type lock locking structure, and when source pressure reduces, coupling mechanism force weakens,
It avoids the joint location of elastic force inner tube and outer cloth set that permanent deformation is caused to wear, extends the service life of water-flowing device；Except this it
Outside, the utility model is made by setting inner core pyramid connecter, the first conically shaped set, the second conically shaped set and screw thread loose joint
The technical issues of it is easily installed, is easy to disassemble, solves and is fixed in the prior art by aluminium button, can not be replaced, even if in bullet
In the case that power inner tube or casing have local damage, user of service quickly and easily can also dismantle and replace, preferably full
Foot using client requirement.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model
Some embodiments for those of ordinary skill in the art without any creative labor, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 is the structural schematic diagram of the water-flowing device of four-layer structure in the utility model embodiment one；
Fig. 2 is that the water-flowing device of four-layer structure in the utility model embodiment one is connecting pressure water source full of water Shi Shenzhan
The schematic diagram of state；
Fig. 3 is the enlarged structure schematic diagram of part-structure in Fig. 1；
Fig. 4 is the dismantling schematic diagram of part-structure in Fig. 3；
Fig. 5 is the enlarged structure schematic diagram of part-structure in Fig. 1；
Fig. 6 is the dismantling schematic diagram of part-structure in Fig. 5；
Fig. 7 is status diagram of the water-flowing device in non-water flowing in embodiment two；
Fig. 8 is extended state diagram of the water-flowing device after water flowing in embodiment two；
Fig. 9 is status diagram of the water-flowing device in non-water flowing in embodiment three；
Figure 10 is extended state diagram of the water-flowing device after water flowing in embodiment three；
Figure 11 is the enlarged diagram of part-structure in Fig. 9；
Figure 12 is the dismantling schematic diagram of part-structure in Fig. 9；
Wherein, 1 is elastic force inner tube, and 2 be first sleeve, and 3 be the second casing, and 4 be outer cloth set, and 5 be inner core pyramid connecter,
6 be the first conically shaped set, and 7 be the second conically shaped set, and 8 be loose joint, and 9 be the first connector, and 10 be the second connector.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The purpose of the utility model is to provide a kind of water-flowing devices of four-layer structure, above-mentioned of the existing technology to solve
Problem improves flexible water pipe because phenomenon easy to damage is concentrated in friction and stress, extends the service life of flexible water pipe.
To keep the above objects, features, and advantages of the utility model more obvious and easy to understand, with reference to the accompanying drawing and have
Body embodiment is described in further detail the utility model.
Please refer to Fig. 1-12, wherein the structural representation of the water-flowing device of four-layer structure in Fig. 1 the utility model embodiment one
Figure, Fig. 2 be four-layer structure in the utility model embodiment one water-flowing device when connecting pressure water source full of water extended state
Schematic diagram, Fig. 3 be Fig. 1 in part-structure enlarged structure schematic diagram, Fig. 4 be Fig. 3 in part-structure dismantling schematic diagram,
Fig. 5 is the enlarged structure schematic diagram of part-structure in Fig. 1, and Fig. 6 is the dismantling schematic diagram of part-structure in Fig. 5, and Fig. 7 is embodiment
Status diagram of the water-flowing device in non-water flowing in two, Fig. 8 are extended state of the water-flowing device after water flowing in embodiment two
Schematic diagram, Fig. 9 are status diagram of the water-flowing device in non-water flowing in embodiment three, and Figure 10 is water flowing dress in embodiment three
The extended state diagram after water flowing is set, Figure 11 is the enlarged diagram of part-structure in Fig. 9, and Figure 12 is partially to tie in Fig. 9
The dismantling schematic diagram of structure.
The utility model provides a kind of water-flowing device of four-layer structure, including elastic force inner tube 1 and outer cloth set 4, elastic force inner tube 1
It is external be set with first sleeve 2, the external of first sleeve 2 is set with the second casing 3, and outer cloth set 4 is set in the outer of the second casing 3
Portion, elastic force inner tube 1 and first sleeve 2 are made of elastic material, and the diameter of first sleeve 2 is greater than or equal to elastic force inner tube 1
Diameter, the second casing 3 be can the equivalent bamboo joint type telescopic plastic Membrane cover of rule, outer cloth set 4 be can the equivalent bamboo joint type of rule stretch
Contracting cloth set, the internal diameter of outer cloth set 4 are greater than or equal to the outer diameter of the second casing 3, and their clearance fits, and the second casing 3 is by elasticity
Material is made, and has gap between the second casing 3 and first sleeve 2.
First sleeve 2 is arranged in the water-flowing device of the utility model outside elastic force inner tube 1, and second set is arranged in outer cloth set 4
Pipe 3, elastic force inner tube 1 and 2 synchronization telescope of first sleeve, phase mutual friction between the two is smaller, between outer cloth set 4 and the second casing 3
Phase mutual friction is smaller, and the setting of first sleeve 2 and the second casing 3 avoids elastic force inner tube 1 and directly generates friction with outer cloth set 4,
The fluctuation friction between first sleeve 2 and the second casing 3 is converted by the fluctuation friction between elastic force inner tube 1 and outer cloth set 4.
When water-flowing device is connected with pressure water source, first sleeve 2 can disappear rapidly in the strong expansion impact for receiving elastic force inner tube 1
Impact-reducing cymomotive force, first sleeve 2 and the second casing 3 are made of elastic material, enable first sleeve 2 mildly by wave
Dynamic to pass to the second casing 3, the second casing 3 makes outer cloth set 4 extend to the limited length of outer cloth set 4, avoids elastic force inner tube 1 and outer
Frequently directly contact friction damages cloth set 4.It should be noted that in present embodiment, the second casing 3 and outer cloth set 4
Fold it is consistent, synchronous extension can be kept, folded.
The both ends of elastic force inner tube 1 are respectively provided with inner core pyramid connecter 5 and the first conically shaped set 6, and inner core pyramid connecter 5 has
There are limbers, the inner cavity of one end insertion elastic force inner tube 1 of inner core pyramid connecter 5, the first conically shaped set 6 is set in first sleeve
2 outside, inner core pyramid connecter 5 match with the first conically shaped set 6 and can clamp elastic force inner tube 1 and first sleeve 2,
Second casing 3 and the outer cover of outer cloth set 4 cover 7 equipped with the second conically shaped, and loose joint 8, the second cone are set with outside the second conically shaped set 7
Shape cylinder set 7 is matched with loose joint 8 can be pressed on the second casing 3 and outer cloth set 4 on first conically shaped set 6；Elastic force inner tube 1
Both ends be respectively set the first connector 9 and the second connector 10, the first connector 9 and the second connector 10 are set with to be connected in inner core cone
The outside of device 5 is connect, the first connector 9 and the second connector 10 all have through-hole, and through-hole is connected with limbers, the first connector 9 and
Two connectors 10 are threadedly coupled with loose joint 8 respectively, and the first connector 9 can be able to the second connector 10 and external water source and use water
Component is connected.
The water-flowing device of the utility model, inner core pyramid connecter 5 are inserted into the inner cavity of elastic force inner tube 1, the first conically shaped set 6
Be set in the outside of first sleeve 2, inner core pyramid connecter 5 matched with the first conically shaped set 6 can by elastic force inner tube 1 and
First sleeve 2 clamps, and is connected simultaneously in water-flowing device with pressure water source, when source pressure increases, under the action of water pressure, inner core cone
Body connector 5 is snugly even closer with elastic force inner tube 1, and inner core pyramid connecter 5 and the first conically shaped cover 6 pairs of elastic force inner tubes 1
Increase with the coupling mechanism force of first sleeve 2；Second casing 3 and the outer cover of outer cloth set 4 cover 7 equipped with the second conically shaped, the second taper
Loose joint 8 is set with outside cylinder set 7, the second conically shaped set 7 matches with loose joint 8 and can be pressed on the second casing 3 and outer cloth set 4
On first conically shaped set 6, similarly, when source pressure increases, the second conically shaped set 7 is with loose joint 8 to the second casing 3 and outer cloth
The coupling mechanism force of set 4 increases；Source pressure reduce when, inner core pyramid connecter 5 and the first conically shaped set 6 pairs of elastic force inner tubes 1 and
The coupling mechanism force of first sleeve 2 reduces, and correspondingly, the second conically shaped set 7 is with loose joint 8 to the coupling mechanism force of the second casing 3 and outer cloth set 4
Reduce, i.e. the coupling part of water-flowing device, the locking reduced to elastic force inner tube 1 and outer cloth set 4 can be weakened with source pressure
Power protects elastic force inner tube 1 and outer cloth set 4 not to wear because of permanent deformation in joint area, effectively prevents flexible water occur
The problem of leak of pipe fitting position causes service life to reduce.
Specifically, in the case that flexible deformation occurs for elastic force inner tube 1 and first sleeve 2 under tensile force effect, in elastic force
The length of pipe 1 and first sleeve 2 is long compared with the length of run of outer cloth set 4；The expansion of the relatively outer cloth set 4 of the length of run of second casing 3
Length is long.The length of run of outer cloth set 4 limits the deformation extent of elastic force inner tube 1 and first sleeve 2, prevents 1 He of elastic force inner tube
First sleeve 2 occurs plastic deformation and damages, and extends the service life of water-flowing device.
More specifically, one end that inner core pyramid connecter 5 is inserted into elastic force inner tube 1 has tapered protrusion, the connection of inner core cone
The other end of device 5 is provided with annular seal groove, inner core pyramid connecter 5 respectively with 10 grafting phase of the first connector 9 and the second connector
Even, sealing ring is set between inner core pyramid connecter 5 and the first connector 9 and the second connector 10, distinguishes inner core pyramid connecter 5
It is connect with the first connector 9 and the second connector 10 even closer, sealing ring is set in annular seal groove, tapered protrusion and annular
Also set up raised stop collar between seal groove, raised stop collar plays limitation inner core pyramid connecter 5 and the first connector 9 (the
Two connectors 10) and elastic force inner tube 1 connection extreme position.
In addition, there is protruding portion compatible with tapered protrusion on the first conically shaped set 6, the protrusion of the first conically shaped set 6
Portion is matched with the tapered protrusion of inner core pyramid connecter 5, is bonded elastic force inner tube 1 and first sleeve 2 even closer, while energy
Enough prevent elastic force inner tube 1 and first sleeve 2 from slipping between the first conically shaped set 6 and inner core pyramid connecter 5；First conically shaped
Covering also has annular burr on 6 lateral walls far from 5 one end of inner core pyramid connecter, increase the second casing 3 and the first conically shaped
Frictional force between set 6 enhances coupling mechanism force.
Further, the both ends of the second conically shaped set 7 are respectively provided with card slot, and the opening direction of card slot is opposite and is staggered,
The axis direction of card slot is parallel with the axis direction of the second conically shaped set 7, and the mode being staggeredly open ensure that the second conically shaped
Set 7 has certain relaxation degree and convergent force.
Wherein, loose joint 8 has the arcuate structure being recessed towards its axis direction, and arcuate structure can be with the second conically shaped set
7 match and clamp the second casing 3 and outer cloth set 4, and the internal diameter at the arcuate structure of loose joint 8 is smaller, oppress the second conically shaped set
7, and then the second casing 3 and outer cloth set 4 are pressed on the first conically shaped set 6；There is anti-skid chequer on the lateral wall of loose joint 8, prevent
It is sliding to be convenient for operation.
In this embodiment, female adapter structure is arranged far from one end of loose joint 8 in the first connector 9, and second connects
Male connection structure is arranged in first 10 one end far from loose joint 8, can be realized with water source and is connect with wet part fast and stable.
Further, elastic force inner tube 1 is made of high-elasticity latex pipe, and first sleeve 2 passes through the outer wall in elastic force inner tube 1
Coating elastic material is made, and is fitted close first sleeve 2 and elastic force inner tube 1, enhances the wave of first sleeve 2 and elastic force inner tube 1
Dynamic consistency, the second casing 3 are processed by PE, PET, PVC or PU material, and outer cloth set 4 is by dacron thread or nylon yarn braiding system
At.
Embodiment two
In this embodiment, elastic force inner tube 1 uses high-tension rubber tube, and first sleeve 2 uses rubber and plastic elasticity material
Material is made, the second casing 3 by can the PU film of gauffer be made, outer cloth set 4 by can the nylon cloth set of gauffer be made, first sleeve 2
Friction between the second casing 3 still can replace outer cloth set 4 and rub with first sleeve 2, extend service using life, tool
Body please refers to Fig. 7 and Fig. 8, and 2 synchronization telescope of elastic force inner tube 1 and first sleeve, the second casing 3 is synchronous with outer cloth set 4 to extend, is same
Step folds, and the fluctuation that the cooperation between first sleeve 2 and the second casing 3 can substitute between elastic force inner tube 1 and outer cloth set 4 rubs
It wipes.
Elastic force inner tube 1 uses high-tension rubber tube；The preparation of first sleeve 2, can be by special equipment outside elastic force inner tube 1
Surface coating rubber and plastic elastic material, formation and the 1 close-fitting first sleeve 2 of energy of elastic force inner tube, first sleeve 2 is in low stretching
Length of run is greater than outer 4 Design spreading length of cloth set under power；The preparation of second casing 3, it is thin by special plastic using PU raw material
Film machine, blows, and when elastic force inner tube 1 springs back and shrinks, the fold that the softness of PU thin-film covering responds outer cloth set 4 completes pleat
Wrinkle；Second casing 3 expansion length be slightly larger than or equal to outer 4 Design spreading of cloth set length；The preparation of outer cloth set 4, using height
Strong nylon yarn by inkle loom be made into can gauffer the outer cloth set of plain weave nylon, when elastic force inner tube 1 springs back and shrinks, cloth set outside nylon
4 can bounce back and fold in response to elastic force inner tube 1；The length that the outer cloth set 4 of nylon is fully deployed is set as 3 times of elastic force inner tube 1.
There are two the pipe sleeve protection that performance is different between flexible inner tube 1 and outer cloth set 4, obtain the elastic force inner tube 1 of water-flowing device
Duplicate protection has been arrived, the service life of product is greatly extended.Elastic force inner tube 1 and 2 synchronization telescope of first sleeve, between the two
Relative fluctuation very little, fretting wear can be ignored；The extension synchronous with outer cloth set 4 of second casing 3, synchronous folding, the two
Between relative fluctuation very little, mutual friction very little, therefore the wave between the flexible inner tube 1 and outer cloth set 4 of water-flowing device
Dynamic friction has been converted into the cooperation between first sleeve 2 and the second casing 3.Water-flowing device is when connecting pressure water source, using rubber and plastic
The first sleeve 2 of elastic material can cut down rapidly impact cymomotive force, make the when by the expansion impact strongly of flexible inner tube 1
Sleeve 2 milder can be fluctuated to the second casing 3；Second casing 3 has plastics general character using plastic film sleeve and first sleeve 2,
The coefficient of friction cooperated each other is very low, can make elastic force inner tube 1 under the action of pressure water source, quickly extends to outer cloth set 4
Limited length.
Embodiment three
In this embodiment, the first connector 9 and the second connector 10 are respectively provided with quick union far from one end of loose joint 8
Structure can be realized with water source and be connect with wet part fast and stable, improves working efficiency, specifically please refers to Fig. 9 to Figure 12, bullet
Power inner tube 1 uses high-tension emulsion tube, and specification selects 6 × 9.5 (internal diameter 6mm outer diameter 9.5mm)；First sleeve 2 uses rubber and plastic bullet
Property material pipe sleeve, 9.5 × 10 (internal diameter 9.5mm outer diameter 10mm)；The PE that second casing 3 is converted into using that can respond outer cloth set rule
Membrane cover, wall thickness 0.05mm roll over diameter 30mm；Outer cloth set 4 be can the equivalent flexible braiding cloth set of rule, roll over diameter 32mm.
The preparation method of first sleeve 2: can be by special equipment in elastic force inner tube outer surface coating rubber and plastic elastic material, shape
At can close-fitting first sleeve 2 with elastic force inner tube 1；The length that first sleeve 2 is unfolded under low drawing force is greater than outer cloth set 4
The length of Design spreading.
The preparation method of second casing 3: PE thin-film covering is machined to by plastic membrane blowing using PE raw material, in elastic force inner tube
When rebound is shunk, the softness of PE thin-film covering responds the equivalent completion fold of rule of outer cloth set 4；The length of second casing 3 expansion
Degree be slightly larger than or equal to outer 4 Design spreading of cloth set length.
The preparation method of outer cloth set 4: Bamboo-shaped is woven by disk braider using dacron thread and weaves cloth set, wired tube
When elastic force inner tube springs back and shrinks, the ring on wired tube is mutually drawn close, and is completed regular equivalent.
Elastic force inner tube 1 and 2 synchronization telescope of first sleeve, the extension synchronous with outer cloth set 4 of the second casing 3, synchronous folding；First
Cooperation energy elasticity of substitution inner tube 1 between casing 2 and the second casing 3 and the fluctuation friction between outer cloth set 4.
In present embodiment, loose joint 8 is the big nut tail-hood with arc stern construction, and the tail end of big nut tail-hood increases
18mm eliminates the arc stern construction of stress, and arc stern construction is used along the tubaeform inner cavity of arc, and the tail diameter of inner cavity is equal or slightly larger than
Outer diameter outside cut-in pressure water source after 4 overflow of cloth set, be slightly at the minimum diameter of inner cavity it is unexpanded before flexible inner tube 1
Diameter is superimposed with the diameter of 4 wall thickness of 2 wall thickness of first sleeve, 3 wall thickness of the second casing and outer cloth set.The arc stern construction of loose joint 8, energy
The stress caused by joint is concentrated when effectively eliminating or weakening elastic force 1 water flowing of inner tube, enables the whole pressure-bearing of water-flowing device
Power is bigger.
The water-flowing device of the four-layer structure of the utility model, water-flowing device are four-layer structure, including elastic force inner tube 1 and outer
There are two layers of casing between cloth set 4, when water-flowing device one end connects pressure water source, the different pipe sleeve of two performances can substantially reduce bullet
Friction is fluctuated between power inner tube 1 and outer cloth set 4, i.e., converts first sleeve for the fluctuation friction between elastic force inner tube 1 and outer cloth set 4
2 and the second fluctuation friction between casing 3, make the soft smooth elongation of water-flowing device, and when closing pressure water source, it can be soft suitable
The original length freely is retracted to, avoids elastic force inner tube 1 from frequently directly contacting friction with outer cloth set 4 and damages.
Specific case is applied in the utility model to be expounded the principles of the present invention and embodiment, it is above
The explanation of embodiment is merely used to help understand the method and its core concept of the utility model；Meanwhile for the one of this field
As technical staff, based on the idea of the present invention, there will be changes in the specific implementation manner and application range.To sum up
Described, the content of the present specification should not be construed as a limitation of the present invention.
Claims (8)
1. a kind of water-flowing device of four-layer structure, it is characterised in that: including elastic force inner tube and outer cloth set, outside the elastic force inner tube
Portion is set with first sleeve, and the external of the first sleeve is set with the second casing, and the outer cloth set is set in second casing
Outside, the elastic force inner tube and the first sleeve are made of elastic material, and second casing can be with the outer cloth set
Synchronous extension, synchronous folding, have gap between second casing and the first sleeve；
The both ends of the elastic force inner tube are respectively provided with inner core pyramid connecter and the first conically shaped set, the inner core pyramid connecter tool
There is limbers, the inner cavity of the elastic force inner tube, the first conically shaped set suit are inserted into one end of the inner core pyramid connecter
In the outside of the first sleeve, the inner core pyramid connecter is matched with the first conically shaped set can be by the elastic force
Inner tube and the first sleeve clamp, and the outer cover of second casing and the outer cloth set is equipped with the second conically shaped set, described
Second conically shaped set is outer to be set with loose joint, the second conically shaped set matched with the loose joint can by second casing and
The outer cloth set is pressed on first conically shaped and puts on；
The first connector and the second connector is respectively set in the both ends of the elastic force inner tube, and first connector and the second connector cover respectively
Outside loaded on the inner core pyramid connecter, first connector and the second connector all have through-hole, the through-hole with it is described
Limbers is connected, and first connector and second connector are threadedly coupled with the loose joint respectively, first connector with
Second connector is able to be connected with external water source and with wet part.
2. the water-flowing device of four-layer structure according to claim 1, it is characterised in that: the internal diameter of the first sleeve is equal to
Or the outer diameter greater than the flexible inner tube, the diameter of second casing are equal to or less than the diameter of the outer cloth set；It is stretching
Under power effect, the length of run of the length of the elastic force inner tube and the first sleeve outer cloth set is long, and described second set
The length of run of pipe is greater than or equal to the length of run of the outer cloth set.
3. the water-flowing device of four-layer structure according to claim 1, it is characterised in that: the elastic force inner tube and described first
Casing synchronization telescope；The elastic force inner tube is made of high-tension rubber tube, and the first sleeve is made of elastic rubber-plastic composite material, institute
State the second casing it is synchronous with the outer cloth set extend, synchronous folding, second casing is can gauffer plastic film sleeve or can rule
Equivalent telescopic plastic Membrane cover is made, and second casing is processed by PE, PET, PVC or PU material, the outer cloth set by
Dacron thread or nylon yarn braiding are made.
4. the water-flowing device of four-layer structure according to claim 1, it is characterised in that: the inner core pyramid connecter insertion
One end of the elastic force inner tube has tapered protrusion, and the other end of the inner core pyramid connecter is provided with annular seal groove, institute
Inner core pyramid connecter is stated to be connected with first connector and the second connector grafting respectively, the inner core pyramid connecter with
Sealing ring is set between first connector and the second connector, and the sealing ring is set in the annular seal groove, the cone
Raised stop collar is also set up between shape protrusion and the annular seal groove.
5. the water-flowing device of four-layer structure according to claim 4, it is characterised in that: first conically shaped, which is put on, to be had
Protruding portion compatible with the tapered protrusion, first conically shaped cover the outside far from inner core pyramid connecter one end
Also there is annular burr on wall.
6. the water-flowing device of four-layer structure according to claim 5, it is characterised in that: the both ends of the second conically shaped set
It is respectively provided with card slot, the opening direction of the card slot is opposite and is staggered, the axis direction of the card slot and second taper
The axis direction of cylinder set is parallel.
7. the water-flowing device of four-layer structure according to claim 6, it is characterised in that: the loose joint has towards its axis
The arcuate structure of direction recess, the arcuate structure can be matched with the second conically shaped set by second casing and institute
It states outer cloth set to clamp, there is anti-skid chequer on the lateral wall of the loose joint.
8. the water-flowing device of four-layer structure according to claim 7, which is characterized in that first connector and described second
Connector is arranged far from one end of the loose joint with one of flowering structure: connecing connection structure, female adapter structure or outer spiral shell fastly
Line joint structure.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821429416.5U CN208845891U (en) | 2018-09-01 | 2018-09-01 | A kind of water-flowing device of four-layer structure |
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| CN201821429416.5U CN208845891U (en) | 2018-09-01 | 2018-09-01 | A kind of water-flowing device of four-layer structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108799645A (en) * | 2018-09-01 | 2018-11-13 | 湛江市霞山信佳橡塑制品有限公司 | A kind of water-flowing device of four-layer structure |
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2018
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108799645A (en) * | 2018-09-01 | 2018-11-13 | 湛江市霞山信佳橡塑制品有限公司 | A kind of water-flowing device of four-layer structure |
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Denomination of utility model: A water supply device with four floor structure Effective date of registration: 20221017 Granted publication date: 20190510 Pledgee: Yangjiang Yangdong Sub branch of Postal Savings Bank of China Co.,Ltd. Pledgor: YANGJIANG NEW SPORTS TECHNOLOGY PRODUCTS CO.,LTD. Registration number: Y2022980018423 |
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Granted publication date: 20190510 Pledgee: Yangjiang Yangdong Sub branch of Postal Savings Bank of China Co.,Ltd. Pledgor: YANGJIANG NEW SPORTS TECHNOLOGY PRODUCTS CO.,LTD. Registration number: Y2022980018423 |