CN206092046U - A connect fastener for flexible dryer - Google Patents
A connect fastener for flexible dryer Download PDFInfo
- Publication number
- CN206092046U CN206092046U CN201620479535.6U CN201620479535U CN206092046U CN 206092046 U CN206092046 U CN 206092046U CN 201620479535 U CN201620479535 U CN 201620479535U CN 206092046 U CN206092046 U CN 206092046U
- Authority
- CN
- China
- Prior art keywords
- air duct
- cinch cord
- belt body
- flexible air
- 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.)
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- 238000010030 laminating Methods 0.000 claims abstract description 11
- 229910000831 Steel Inorganic materials 0.000 claims description 21
- 239000010959 steel Substances 0.000 claims description 21
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 14
- 238000009423 ventilation Methods 0.000 description 12
- 229910052742 iron Inorganic materials 0.000 description 7
- 239000007789 gas Substances 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003063 flame retardant Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000000505 pernicious effect Effects 0.000 description 2
- 206010002660 Anoxia Diseases 0.000 description 1
- 241000976983 Anoxia Species 0.000 description 1
- 206010003497 Asphyxia Diseases 0.000 description 1
- 206010021143 Hypoxia Diseases 0.000 description 1
- 230000007953 anoxia Effects 0.000 description 1
- 239000002216 antistatic agent Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Duct Arrangements (AREA)
Abstract
The utility model discloses a connect fastener for flexible dryer, include: the fixed band, the fixed band can be laminated and connected two overlapping department of flexible dryer, the fixed band is used for fixed two the relative position of flexible dryer, the retaining member, the retaining member with the fixed band is connected, the retaining member is used for fixed band laminating locking is two on the flexible dryer. The utility model provides a connect fastener for flexible dryer solves to connect between the flexible dryer and does not fasten, and air leakage rate is big, causes flexible dryer to disconnect even, reduces effective air volume.
Description
Technical field
The utility model is related to air duct connection equipment, more particularly, to a kind of connection fastening dress for flexible air duct
Put.
Background technology
During driving face in coal mine, need to convey substantial amounts of clean gas to working face by ventilation blower and flexible air duct,
It is that underground operators are created well to dilute the concentration of the dust produced at working face, gas, toxic gas, pernicious gas
Working environment.
As working face is constantly tunneled forward, air feed point is increasingly longer with the distance between air-out point, needs multiple soft
Property air duct be connected meet ventilation length demand.The connected mode of flexible air duct is typically：By two flexible air duct parts
Overlap, repeatedly wind the overlapping of flexible air duct to bundle fixation using iron wire.Iron wire is difficult with the laminating degree of flexible air duct
Control.Iron wire is tightly wound around on flexible air duct, and laminating degree is high, but can increase the flowing resistance of flexible air duct, is unfavorable for leading to
Wind.Iron wire is loose with flexible air duct binding, and laminating degree is low, and flexible air duct junction can be caused to leak out in a large number；And length of divulging information
Longer, the junction of flexible air duct is more, and air leak rate of air curtain is also bigger, greatly reduces the effective wind rate for reaching working face；Even
Can be shaky because bundling, causing to be disconnected between flexible air duct disconnects, and causes working face in gentle breeze or windless condition, so as to cause
Poisonous at working face, pernicious gas transfinites, and working face is forced to stop production, or even causes gas, coal-dust explosion or anoxia asphyxia etc. to pacify
Full accident.In addition, when dismantling flexible air duct or changing ventilation blower for flexible air duct, operating personnel may be needed snips
It is disconnected, reuse or changes after ventilation blower finishes, need the connection between flexible air duct or between flexibility air duct and ventilation blower
The new iron wire of place's winding, this mode not only causes the waste of iron wire, and, the iron wire cut off is likely to puncture flexible wind
Cylinder, causes extra air leak rate of air curtain.
To meet the air feed demand of driving face long range, the air leak rate of air curtain of flexible air duct interface is reduced, it is to avoid flexible
Disconnection between air duct or between flexible air duct and ventilation blower, reduces the flowing resistance of flexible air duct, the peace of convenient flexibility air duct
Assembly and disassembly, need a kind of connection fastener for flexible air duct, solve the above problems, and for operating personnel safety is provided
Working environment come ensure downhole safety produce.
Utility model content
In view of this, the purpose of this utility model is to propose a kind of connection fastener for flexible air duct, is solved
Connect between flexible air duct and do not fasten, air leak rate of air curtain is big, or even cause flexible air duct to disconnect, reduce available ventilation amount.
Based on above-mentioned purpose the utility model provide a kind of connection fastener for flexible air duct, including：It is fixed
Band, the fixing band can be fitted and connected the overlapping in two flexible air ducts, and the fixing band is used to fix described in two
The relative position of flexible air duct；Locking member, the locking member is connected with the fixing band, and the locking member is used for the fixing band
Laminating is locked on two flexible air ducts.
Preferably, the fixing band includes belt body, and the belt body is removably looped around the weight of two flexible air ducts
Folded place.
Preferably, the belt body is annular in shape, and the belt body can be enclosed within the overlapping of two flexible air ducts, the band
The diameter of body matches with the diameter of the flexible air duct.
Preferably, the width of the belt body is 60～80mm.
Preferably, the fixing band also includes cinch cord, and the cinch cord is connected on the belt body, and the cinch cord is used
In tightening up the belt body.
Preferably, the cinch cord is connected with the locking member, and the cinch cord can be in the locking bit of the locking member
Put and moved and unlocked position between.
Preferably, the cinch cord includes the first cinch cord and the second cinch cord, first cinch cord and described second
Cinch cord is intersected and is connected with the two ends of the belt body respectively, and first cinch cord and second cinch cord are round about
Extend to tighten up the belt body.
Preferably, the locking member includes screw rod and the first nut and the second nut along screw rod movement, described the
One cinch cord and second cinch cord are connected on second nut and first nut after intersecting.
Preferably, the two ends of the belt body are equipped with ear, and the ear is provided with through hole, first cinch cord and institute
State the second cinch cord to be separately fixed on two through holes.
Furthermore it is preferred that the belt body is made by flexible PVC；The cinch cord is steel wire rope.
From the above it can be seen that the connection fastener for flexible air duct that the utility model is provided, and existing
Technology is compared, and the utility model has advantages below：First, fixing band is fitted and connected on flexible air duct, two can be fixed
The relative position of flexible air duct, is acted on by the locking of locking member, and two flexible air ducts are closely attached together to reduce
The air leak rate of air curtain of flexible air duct junction, while avoiding the disconnection between flexible air duct, improves the available ventilation amount of flexible air duct,
Long range to meet speedy drivage working face is divulged information and provides safety guarantee.Second, belt body can be set on flexible air duct,
By changing position of the cinch cord on locking member, belt body can be adjusted with the laminating degree of flexible air duct to control flexible wind
The windage and air leak rate of air curtain of cylinder；The installation and removal between flexible air duct can also be quickly completed.Third, belt body and flexible air duct
For detachably connected, quickly and easily mounted and dismounted to mitigate the labour intensity of operating personnel；And, band physical efficiency
Enough recycling, it is to avoid the waste of resource.
Description of the drawings
By being described to embodiment below in conjunction with the accompanying drawings, features described above of the present utility model and technological merit will
Become more fully apparent with it is easy to understand.
Fig. 1 is the schematic diagram of the connection fastener for flexible air duct adopted in the utility model specific embodiment；
Fig. 2 is the use state schematic diagram of the connection fastener for flexible air duct shown in Fig. 1.
Wherein reference：
10：For the connection fastener of flexible air duct；
1：Belt body； 2：First cinch cord； 3：Second cinch cord；
4：Screw rod； 5：First nut； 6：Second nut；
20：First air duct； 21：First steel ring；
30：Second air duct； 31：Second steel ring.
Specific embodiment
To make the purpose of this utility model, technical scheme and advantage become more apparent, below in conjunction with specific embodiment, and
Referring to the drawings, the utility model is further described.Wherein identical parts are presented with like reference characters.Need
Illustrate, word "front", "rear", "left", "right" used in describing below, "up" and "down" refer to the side in accompanying drawing
The direction towards or away from particular elements geometric center is referred respectively to, the word " interior " for using and " outward ".
Flexible air duct includes the first air duct 20 (referring to Fig. 2) and the second air duct 30 (referring to Fig. 2), the end of the first air duct 20
The first steel ring 21 (referring to Fig. 2) extend into the second air duct 30 end the second steel ring 31 (referring to Fig. 2) in so that the first wind
Cylinder 20 is overlapped with the end of both the second air ducts 30, and the connection fastener 10 (referring to Fig. 2) for flexible air duct can be with
It is arranged on the first steel ring 21 and the second steel ring 31 overlapping between the two.
Connection fastener for flexible air duct includes：Fixing band and locking member.Fixing band can be fitted and connected first
The overlapping of both air ducts 30 of air duct 20 and second, fixing band is used to fix the relative position of the first air duct 20 and the second air duct 30
Put.Locking member is connected with fixing band, and locking member is used for fixing band laminating and is locked at the first air duct 20 and the second air duct 30.
Interconnection between flexible air duct, the connection fastener for flexible air duct is arranged between the steel ring of intersection,
The relative position of fixing band fixing flexible air duct, it is to avoid disconnect between flexible air duct.When divulging information into flexible air duct, wind-force
Can from inside to outside support and be mutually adjacent between flexible air duct, the coupling mechanism force of locking member makes the flexible wind of fixing band ecto-entad compacting
Mutually it is adjacent between cylinder.Fixing band can be also used for the connection between flexible air duct and ventilation blower, air duct and the flexibility of ventilation blower
Air duct connects, and the connection fastener for flexible air duct is tightened and is fixed on flexible air duct top.
Fig. 1 is the schematic diagram of the connection fastener for flexible air duct adopted in the utility model specific embodiment.
As shown in figure 1, the connection fastener 10 for flexible air duct includes：Belt body 1, the first cinch cord 2, the second cinch cord 3, screw rod
4th, the first nut 5 and the second nut 6.
Fixing band includes belt body 1, and belt body 1 can removably be looped around the overlapping of two flexible air ducts, belt body 1 with it is soft
Property air duct between to be detachably connected, conveniently carry out installation and removal operation.When not using belt body 1, folding can be disassembled
Storage, it is convenient to preserve.
Preferably, belt body 1 can be made by flame-proof antistatic modified flexible PVC, and through HTHP continuous mould
Shaping is made.Belt body 1 has good flame-retardant and anti-static performance, and anti-breaking strength and tearing toughness are high, resistance to blast
Can be high, cold-resistant, heat resistance is high.
Preferably, belt body 1 is annular in shape, and belt body 1 can be set in the overlapping of two flexible air ducts, belt body 1, the first air duct
20 and the diameter of the three of the second air duct 30 be adapted.For example：The diameter of the first air duct 20 and the second air duct 30 is 800mm, then
A diameter of 800mm of belt body 1 or slightly larger than 800mm.The diameter of belt body 1 can be equal or slightly larger than the diameter of flexible air duct, side
Just mounted and dismounted.After belt body 1 is tightened up, belt body 1 can be fitted on flexible air duct, and two flexible air ducts can also be tight
Be fitted and connected.
The width of belt body 1 should be limited in suitable scope.Preferably, the width of belt body 1 is 60～80mm.Belt body 1
Width is narrow, is such as wound on flexible air duct using wire line thimble, does not ensure that steel wire rope is fitted with flexible air duct, can also affect flexibility
Laminating degree between air duct, the problems such as cause air leak rate of air curtain big.The width of belt body 1 is wide, can increase the ventilation inside flexible air duct
Resistance.
Preferably, fixing band also includes cinch cord, and cinch cord is connected on belt body 1, and cinch cord is used to tighten up belt body 1, makes
Obtaining belt body 1 can be fitted in flexible air duct top, and the overlapping of two flexible air ducts can mutually be adjacent to, it is to avoid leak out,
To reduce air leak rate of air curtain.
Preferably, cinch cord is steel wire rope, and steel wire rope can be multiply flexible steel cable, and the diameter of multiply flexible steel cable can be with
For 3mm.
Cinch cord is connected with locking member, and locking member is used to lock cinch cord, and cinch cord can be in the latched position of locking member
Move and unlocked position between.Cinch cord to be moved on locking member and tighten up degree to belt body 1 adjusting cinch cord.When tightening up
Rope is tightened up after belt body 1, and cinch cord is moved to into the latched position of locking member to realize the locking of belt body 1.
Belt body 1 is removably looped around the of the first steel ring 21 of the end of the first air duct 20 and the end of the second air duct 30
Between two steel rings 31, cinch cord is pulled to tighten up belt body 1 so that the first air duct 20 and the second air duct 30 are between the two seamlessly
Fit together, cinch cord moved to into latched position from the unlocked position of locking member, complete the locking of belt body 1 and cinch cord,
To realize the tight connection of both the first air duct 20 and the second air duct 30.
Preferably, two cinch cords are set on belt body 1, and cinch cord includes the first cinch cord 2 and the second cinch cord 3, first
The cinch cord 3 of cinch cord 2 and second is intersected and is connected respectively at the two ends of belt body 1, both the first cinch cord 2 and the second cinch cord 3
Extend round about to tighten up belt body 1.
It is further preferred that the two ends of belt body 1 are equipped with ear, ear is provided with through hole, and the first cinch cord 2 and second are tightened up
Rope 3 is separately fixed on two through holes, and the first cinch cord 2 and the second cinch cord 3 can tighten up belt body 1 from the both sides of belt body 1.
Preferably, fixing band can also not need cinch cord, belt body 1 to be directly connected with locking member, directly tighten up belt body 1
Realize the fixation to the first air duct 20 and the second air duct 30.
Preferably, locking member includes screw rod 4 and the first nut 5 and the second nut 6 along the movement of screw rod 4, the first 5, nut
In the left side of screw rod 4, the second nut 6 is located at the right side of screw rod 4.First cinch cord 2 and the difference interconnection of the second cinch cord 3 exist
On second nut 6 and the first nut 5.By adjusting position on screw rod 4 of the second nut 6 and the first nut 5, the can be adjusted
One cinch cord 2 and the second cinch cord 3 tighten up degree to belt body 1.
In the present embodiment, the first cinch cord 2 is connected with the left side of belt body 1, extends to the right side of belt body 1, and is fixed on
On screw rod 4 on second nut 6 on right side；Second cinch cord 3 is connected with the right side of belt body 1, extends to the left side of belt body 1,
And be fixed on screw rod 4 on first nut 5 in left side.When the second nut 6 and the first nut 5 are respectively to the two ends of screw rod 4
When mobile, the first cinch cord 2 and the second cinch cord 3 gradually tighten up belt body 1, and the first cinch cord 2 and the second cinch cord 3 are by locking member
Unlocked position be gradually moved into latched position to lock belt body 1；When the second nut 6 and the first nut 5 are respectively to screw rod 4
When center is moved, the first cinch cord 2 and the second cinch cord 3 gradually unclasp belt body 1, and the first cinch cord 2 and the second cinch cord 3 are by locking
The latched position of tight part is gradually moved into unlocked position to unlock belt body 1.
Screw rod 4 can be by structure steel fabrication be added, by mold injection one-shot forming, with intensity in flame-retardant and anti-static material
The advantages of high, rust resistance and corrosion resistance and long usage cycles.
Belt body 1 is looped around on the flexible air duct in outside, and by the first cinch cord 2 and the second cinch cord 3 belt body 1 is tightened up, and
First cinch cord 2 and the second cinch cord 3 are moved to into the latched position of screw rod 4 by the second nut 6 and the first nut 5.When to
Ventilation in flexible air duct, when reaching the overlapping of flexible air duct, wind-force has a flexible air duct on the inside of extruding from inside to outside, belt body 1 by
Flexible air duct on the outside of extruding outside to inside so that flexible air duct overlapping can be brought into close contact to reduce flexible air duct junction
Air leak rate of air curtain.The position of the second nut 6 and the first nut 5 on screw rod 4 can also be adjusted to adjust the first cinch cord 2 and
Two cinch cords 3 tighten up degree to reduce the windage that the flexible air duct of belt body 1 pair is caused to belt body 1.
Fig. 2 is the use state schematic diagram of the connection fastener for flexible air duct shown in Fig. 1.As shown in Fig. 2 the
First steel ring 21 of the end of one air duct 20 is extend in the second steel ring 31 of the end of the second air duct 30 so that the first air duct 20
Overlapped with the second both ends of air duct 30, the second air duct 30 is located at the top of the first air duct 20, for flexible air duct
Connection fastener 10 is enclosed within the second air duct 30, and is arranged between the first steel ring 21 and the second steel ring 31, for flexible wind
The first air duct 20 and the second air duct 30 can be tightened up and locked to the connection fastener 10 of cylinder, realize between two flexible air ducts
Connection.
Diameter for the belt body of the connection fastener 10 of flexible air duct is equal or slightly larger than the first air duct 20 and second
The diameter of air duct 30, even if during divulging information to flexible air duct, can still pass through adjustment tight for the connection of flexible air duct
It is fixedly mounted with and puts 10 locking degree to adjust connection fastener 10 for flexible air duct, the first air duct 20 and the second air duct 30
Between laminating degree, come real-time adjustment flexibility air duct air leak rate of air curtain and windage.
Understand with practice from the description above, the connection fastener for flexible air duct that the utility model is provided, with
Prior art is compared, and the utility model has advantages below：First, fixing band is fitted and connected on flexible air duct, can fix
The relative position of two flexible air ducts, is acted on by the locking of locking member, and two flexible air ducts are closely attached together, is come
The air leak rate of air curtain of flexible air duct junction is reduced, while avoiding the disconnection between flexible air duct, the effectively logical of flexible air duct is improve
Air quantity, the long range to meet speedy drivage working face is divulged information and provides safety guarantee.Second, belt body can be set in flexible wind
On cylinder, by changing position of the cinch cord on locking member, belt body can be adjusted soft to control with the laminating degree of flexible air duct
The windage and air leak rate of air curtain of property air duct；The installation and removal between flexible air duct can also be quickly completed.Third, belt body and flexibility
Air duct is detachably connected, is quickly and easily mounted and dismounted to mitigate the labour intensity of operating personnel；And, band
Body can be reused, it is to avoid the waste of resource.
Those of ordinary skill in the art should be understood：Specific embodiment of the utility model is these are only, and
Restriction the utility model, all any modification, equivalent substitution and improvements within purport of the present utility model, done etc. are not used in,
Should be included within protection domain of the present utility model.
Claims (6)
1. a kind of connection fastener for flexible air duct, it is characterised in that include：
Fixing band, the fixing band can be fitted and connected the overlapping in two flexible air ducts, and the fixing band is used to fix
The relative position of two flexible air ducts；
Locking member, the locking member is connected with the fixing band, and the locking member is used for fixing band laminating and is locked at two
On the flexible air duct；
The fixing band includes belt body, and the belt body is removably looped around the overlapping of two flexible air ducts；
The fixing band also includes cinch cord, and the cinch cord is connected on the belt body, and the cinch cord is used to tighten up described
Belt body；
The cinch cord is connected with the locking member, and the cinch cord can be in the locked of the locking member
Between move；
The cinch cord includes the first cinch cord and the second cinch cord, and first cinch cord and second cinch cord are intersected simultaneously
It is connected with the two ends of the belt body respectively, first cinch cord and second cinch cord extend round about to tighten up
State belt body.
2. the connection fastener of flexible air duct is used for as claimed in claim 1, it is characterised in that
The belt body is annular in shape, and the belt body can be enclosed within the overlapping of two flexible air ducts, the diameter of the belt body with
The flexible air duct matches.
3. the connection fastener of flexible air duct is used for as claimed in claim 2, it is characterised in that
The width of the belt body is 60～80mm.
4. the connection fastener of flexible air duct is used for as claimed in claim 1, it is characterised in that
The locking member includes screw rod and the first nut along screw rod movement and the second nut, first cinch cord and institute
State after the second cinch cord is intersected and be connected on second nut and first nut.
5. the connection fastener of flexible air duct is used for as claimed in claim 1, it is characterised in that
The two ends of the belt body are equipped with ear, and the ear is provided with through hole, and first cinch cord and described second are tightened up
Rope is separately fixed on two through holes.
6. the connection fastener of flexible air duct is used for as claimed in claim 1, it is characterised in that
The belt body is made by flexible PVC；The cinch cord is steel wire rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620479535.6U CN206092046U (en) | 2016-05-24 | 2016-05-24 | A connect fastener for flexible dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620479535.6U CN206092046U (en) | 2016-05-24 | 2016-05-24 | A connect fastener for flexible dryer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206092046U true CN206092046U (en) | 2017-04-12 |
Family
ID=58471382
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620479535.6U Active CN206092046U (en) | 2016-05-24 | 2016-05-24 | A connect fastener for flexible dryer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206092046U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111483585A (en) * | 2020-04-17 | 2020-08-04 | 中船黄埔文冲船舶有限公司 | Connecting structure of air duct and ventilation belt and air duct system |
-
2016
- 2016-05-24 CN CN201620479535.6U patent/CN206092046U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111483585A (en) * | 2020-04-17 | 2020-08-04 | 中船黄埔文冲船舶有限公司 | Connecting structure of air duct and ventilation belt and air duct system |
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