CN105351562B - A kind of device for material mouth sealing - Google Patents
A kind of device for material mouth sealing Download PDFInfo
- Publication number
- CN105351562B CN105351562B CN201510843417.9A CN201510843417A CN105351562B CN 105351562 B CN105351562 B CN 105351562B CN 201510843417 A CN201510843417 A CN 201510843417A CN 105351562 B CN105351562 B CN 105351562B
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- Prior art keywords
- sealing shroud
- flange
- sealing
- barrel
- flexible glue
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- 238000007789 sealing Methods 0.000 title claims abstract description 82
- 239000000463 material Substances 0.000 title claims abstract description 35
- 238000010276 construction Methods 0.000 claims abstract description 8
- 239000003292 glue Substances 0.000 claims description 40
- 238000002156 mixing Methods 0.000 claims description 31
- 230000006872 improvement Effects 0.000 claims description 24
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 13
- 229940008099 dimethicone Drugs 0.000 claims description 13
- 239000004205 dimethyl polysiloxane Substances 0.000 claims description 13
- 235000013870 dimethyl polysiloxane Nutrition 0.000 claims description 13
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 claims description 13
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 claims description 13
- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical compound [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 0.000 claims description 13
- JKIJEFPNVSHHEI-UHFFFAOYSA-N Phenol, 2,4-bis(1,1-dimethylethyl)-, phosphite (3:1) Chemical compound CC(C)(C)C1=CC(C(C)(C)C)=CC=C1OP(OC=1C(=CC(=CC=1)C(C)(C)C)C(C)(C)C)OC1=CC=C(C(C)(C)C)C=C1C(C)(C)C JKIJEFPNVSHHEI-UHFFFAOYSA-N 0.000 claims description 12
- WHHGLZMJPXIBIX-UHFFFAOYSA-N decabromodiphenyl ether Chemical compound BrC1=C(Br)C(Br)=C(Br)C(Br)=C1OC1=C(Br)C(Br)=C(Br)C(Br)=C1Br WHHGLZMJPXIBIX-UHFFFAOYSA-N 0.000 claims description 12
- UAUDZVJPLUQNMU-KTKRTIGZSA-N erucamide Chemical compound CCCCCCCC\C=C/CCCCCCCCCCCC(N)=O UAUDZVJPLUQNMU-KTKRTIGZSA-N 0.000 claims description 12
- 239000000944 linseed oil Substances 0.000 claims description 12
- 235000021388 linseed oil Nutrition 0.000 claims description 12
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 claims description 11
- 239000004327 boric acid Substances 0.000 claims description 11
- 238000002844 melting Methods 0.000 claims description 10
- 230000008018 melting Effects 0.000 claims description 10
- 238000005516 engineering process Methods 0.000 claims description 6
- 230000015271 coagulation Effects 0.000 claims description 5
- 238000005345 coagulation Methods 0.000 claims description 5
- 238000009413 insulation Methods 0.000 claims description 5
- 238000002360 preparation method Methods 0.000 claims description 5
- 229920003002 synthetic resin Polymers 0.000 claims description 3
- 239000000057 synthetic resin Substances 0.000 claims description 3
- 239000003610 charcoal Substances 0.000 claims 1
- 238000003756 stirring Methods 0.000 claims 1
- 230000032683 aging Effects 0.000 abstract description 13
- 239000003063 flame retardant Substances 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 230000007423 decrease Effects 0.000 description 6
- 239000007789 gas Substances 0.000 description 5
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 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
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 230000005764 inhibitory process Effects 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- DPUOLQHDNGRHBS-UHFFFAOYSA-N Brassidinsaeure Natural products CCCCCCCCC=CCCCCCCCCCCCC(O)=O DPUOLQHDNGRHBS-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- URXZXNYJPAJJOQ-UHFFFAOYSA-N Erucic acid Natural products CCCCCCC=CCCCCCCCCCCCC(O)=O URXZXNYJPAJJOQ-UHFFFAOYSA-N 0.000 description 1
- -1 Erucic acid Acid amides Chemical class 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000003712 anti-aging effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000008119 colloidal silica Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- USIUVYZYUHIAEV-UHFFFAOYSA-N diphenyl ether Chemical group C=1C=CC=CC=1OC1=CC=CC=C1 USIUVYZYUHIAEV-UHFFFAOYSA-N 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000012744 reinforcing agent Substances 0.000 description 1
- 239000008159 sesame oil Substances 0.000 description 1
- 235000011803 sesame oil Nutrition 0.000 description 1
- 229920002545 silicone oil Polymers 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K7/00—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves
- F16K7/02—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with tubular diaphragm
- F16K7/04—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with tubular diaphragm constrictable by external radial force
- F16K7/07—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with tubular diaphragm constrictable by external radial force by means of fluid pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K25/00—Details relating to contact between valve members and seats
- F16K25/005—Particular materials for seats or closure elements
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Sealing Material Composition (AREA)
Abstract
The invention discloses a kind of device for material mouth sealing, including barrel, upper end on the barrel is bonded with a sealing shroud, the lower end of the sealing shroud is bonded in barrel bottom, sealing shroud is that arc justifies nested structure, the middle part of arc circle nested structure is provided with a circle flange, and the flange free edge is towards the direction of material inlet；It is 3 parts that the sealing shroud, which includes, the top of sealing shroud is a small top and big bottom toroidal, middle part is straight tubular construction, the edge of straight tubular construction connects a circle flange, the bottom of sealing shroud is big top and small bottom toroidal, the free edge of the flange is closed, and the other end of flange is open type, and flange and sealing shroud are integrated certainly.The device for being used for material mouth sealing of the present invention has good sealing effectiveness, and simple in construction, convenient disassembly, excellent in mechanical performance, wearability are good.Meanwhile also there is the features such as fire-retardant, non-aging and service life is long.
Description
Technical field
The present invention relates to mining machinery field, more particularly to a kind of material mouth sealing device.
Background technology
Among some mining machineries, there is certain pressure difference in the discharging opening and charging aperture of equipment with extraneous, during production
The gas of equipment class in the presence of pressure difference at feed inlet and outlet toward ventilating outside equipment, do not only result in the waste on the energy, and
And the gas run out of usually is contaminated with dust, operation and the health of field personnel are not only influenceed, can also leave dust
The potential safety hazard of blast, therefore, it is necessary to set a sealing device at feed inlet and outlet, the sealing device of setting will not only ensure to pacify
Full property and stability are reliable, also to make its cost low, convenient disassembly, service life length, it is also desirable to keep the pressure in equipment
It is strong poor, the normal operation of equipment is not influenceed.
The content of the invention
The goal of the invention of the present invention is：For above-mentioned problem, there is provided a kind of material mouth sealing device, do not influenceing
Under equipment normal work, sealing device is set to reach good sealing effectiveness, meanwhile, make sealing device structure simple, convenient disassembly,
Excellent in mechanical performance, wearability are good.In addition, also to make sealing device that there is certain anti-flammability, non-aging and service life
The features such as long.
The technical solution adopted by the present invention is as follows：A kind of device for material mouth sealing, including barrel, on the barrel
Upper end is bonded with a sealing shroud, and the lower end of the sealing shroud is bonded in barrel bottom, and sealing shroud is that arc justifies nested structure, described
The middle part of arc circle nested structure is provided with a circle flange, and the flange free edge is towards the direction of material inlet.
Further, it is 3 parts that the sealing shroud, which includes, and the top of sealing shroud is a small top and big bottom horn mouth
Shape, middle part are straight tubular construction, and the edge of straight tubular construction connects a circle flange, and the bottom of sealing shroud is big top and small bottom loudspeaker
The degree of lip-rounding, the free edge of the flange is closed, and the other end of flange is open type, and flange and sealing shroud are integrated certainly, institute
State and increase sliding wearing layer coated with one layer on sealing shroud inwall, the sliding wearing layer of increasing is that one layer of waterborne organic silicon increases sliding wear-resisting painting
Material.
Due to above-mentioned structure setting, when material enters or gone out from material mouth from material mouth, sealing shroud can be close to
Material, due to that can be neglected from the high resiliency flexible glue after improveing, caused inhibition very little, the influence of the motion to material
Slightly disregard, due to the presence of pressure difference, most gases in equipment will be closed in equipment by sealing shroud, reached
Good sealing effectiveness；Under gas pressure intensity of the flange in equipment, intraluminal inflation becomes big, center-aisle is narrowed, and further closes
Closed walk, reach sealing effectiveness, when material from there by when, material top switch closes place, then forms what is concaved in sealing shroud
One circle port will be close to surface of material under pressure action, prevent the gas in equipment from outwardly running out of, and reach good close
Seal effect.
Further, the thickness of the sealing shroud is 0.5-5mm, is glued with barrel junction with aqua type synthetic resin glue
Connect, adhesion width 5-20mm, bonding location barrel inwall or stretch out barrel outer wall, it is described to increase sliding wearing layer thickness and be
150-500μm。
Further, the high resiliency flexible glue after sealing shroud improvement, in the high resiliency flexible glue after the improvement by weight
Percentage is made up of following components：Dimethicone 17.5-19.5%, talcum powder 6.8-8.8%, TPR31-35%, zinc stearate 2-
2.4%, white carbon 8.2-12.2%, boric acid 1.1-1.3%, deca-BDE 9-10%, antioxidant 168 are 0.22-0.28%, sub-
Sesame oil 7.52-8.58%, erucyl amide 3.1-3.5%, organic siliconresin 5.9-6.1%.
Further, the preparation technology of the TPR high resiliency flexible glues after the improvement comprises the following steps：
Step 1, by dimethicone, TPR and linseed oil by setting proportional quantity mixed in turbine agitator
It is even, mixing time 3-5min, and mixed liquor is heated to 90 DEG C, insulation is standby；
Step 2, organic siliconresin is heated to 160 DEG C, makes its melting, after melting, be added to the mixing obtained in step 1
In liquid, 3.5h, mixing speed 400r/min are stirred with mixer, and keep the temperature of mixed liquor at 110 DEG C；
Step 3, by talcum powder, white carbon, zinc stearate, erucyl amide, deca-BDE and antioxidant 168 by setting
Proportional quantity be well mixed in agitator, mixing time 5-10min, after being well mixed, will batch mixing add it is mixed in step 2
Close in liquid, and deliver to 8h is kneaded in banbury together；
After step 4, mixing terminate, boric acid is added, then allows its coagulation forming, finally obtain the TPR high resiliency after improvement
Flexible glue.
Further, the component of high resiliency flexible glue is by weight percentage according to made from above-mentioned steps：Dimethicone
18.5%, talcum powder 7.8%, TPR33%, zinc stearate 2.2%, white carbon 10.2%, boric acid 1.2%, deca-BDE 9.5%, antioxygen
Agent 168 is 0.25%, linseed oil 8.05%, erucyl amide 3.3%, organic siliconresin 6%.
Special TPR high resiliency flexible glue formula, reaches more excellent performance, and in the formula of the present invention, TPR is inherently
A kind of material with thermoplastic elastic, as one of major ingredient, TPR both causes the good toughness of the Elastic flexible glue of synthesis, makes it again
With high resiliency, this is extremely important to the opening and closing process at seal, has both ensured that sealing effectiveness was good, ensures material again
Can easily it push up at opening and closing conjunction, and can quickly go back by resilience at closure, reaches the effect of dynamic sealing；Zinc stearate is a kind of oiliness
Lubricant and antiplastering aid, the mixed viscosity of other components can be reduced, mobility when prepared by increase, makes each component in banbury
In can rapidly mixed smelting；Organic siliconresin has excellent heat-resisting, cold-resistant, hydrophobic equistability, can increase Elastic flexible glue
Stability, the addition of organic siliconresin in addition can also make Elastic flexible glue possess good gluing and toughness, anti-aging effect
Fruit is good；Linseed oil is the thermoplasticity that Elastic flexible glue can be improved as epoxy plasticizer, increases the toughness of Elastic flexible glue；Erucic acid
Acid amides is as lubricant and antistatic additive so that Elastic flexible glue surface is smooth, antistatic aggregation, and Forming Quality is good；Decabrominated dipheny
Ether can make Elastic flexible glue have good flame retardant effect, sealing device does not have inflammability, in certain journey as flame-retardant additive
Reach the purpose of the control intensity of a fire on degree；Talcum powder has the advantages of ultra-fine grain, can preferably be merged with other dispensings well,
Make higher with dimethicone fusion rate, under equal conditions there is more molecular chain rupture evenly to be merged with restructuring, formation
Closer to the true property bonding of molecule fusion, increase its hardness, it is also kept certain hardness under soft condition, from
And obtain the soft rubber of high quality；Antioxidant 168 is a kind of chemical assistant that can suppress and delay polymer to aoxidize and degrade,
Make Elastic flexible glue that there is preferably inoxidizability, aging and anti-uv-ray；By the use of white carbon as reinforcing agent, reason is white
Molecule in the free hydroxyl and silicone oil of carbon blacksurface, which is formed, to be combined, and is formed fume colloidal silica particle and is unified into silicone molecules
The three-dimensional net structure of one, so as to play strengthening action, improve the tensile strength of Elastic flexible glue, tearing strength, hardness and resistance to
Mill property, moreover it is possible to play a part of maintaining Elastic flexible glue with enough elasticity and with good processing characteristics.
In summary, by adopting the above-described technical solution, the beneficial effects of the invention are as follows：
1st, sealing device structure is simple, good sealing effect, and device is stable, securely and reliably.
2nd, sealing device convenient disassembly, it is easy to use, on the structure and normal work of apparatus body almost without influence.
3rd, sealing device set elasticity is good, and caking property is good and is imbued with toughness, and Forming Quality is good；Sealing shroud mechanical property improves,
Tensile strength, tearing strength, hardness and excellent in abrasion resistance.
4th, sealing shroud has certain anti-flammability, and oxidation resistance is strong, non-aging, and stability is high, service life length.
Brief description of the drawings
Fig. 1 is a kind of material mouth schematic diagram of sealing device of the present invention.
Marked in figure：1 is barrel, and 2 be sealing shroud, and 3 be flange, and 4 is increase sliding wearing layer, and 5 be material.
Embodiment
Below in conjunction with the accompanying drawings, the present invention is described in detail.
In order that the object, technical solution and advantage of invention are more clearly understood, below in conjunction with drawings and Examples, to this
Invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, not
For limiting the present invention.
As shown in figure 1, a kind of device for material mouth sealing, including barrel 1, the upper end on the barrel 1 is bonded with one
Sealing shroud 2, the lower end of the sealing shroud 2 are bonded in the bottom of barrel 1, and sealing shroud 2 is that arc justifies nested structure, the arc circle
The middle part of nested structure is provided with a circle flange 3, and the flange free edge is towards the direction of material inlet.
It is 3 parts that the sealing shroud 2, which includes, and the top of sealing shroud 2 is a small top and big bottom toroidal, middle part
For straight tubular construction, the edge of straight tubular construction connects a circle flange 3, and the bottom of sealing shroud is big top and small bottom horn mouth
Shape, the free edge of the flange 3 is closed, and the other end of flange 3 is open type, and flange 3 and sealing shroud 2 are integrated certainly, institute
State coated with the sliding wearing layer 4 of one layer of increasing on the inwall of sealing shroud 2, the sliding wearing layer 4 of increasing is that one layer of waterborne organic silicon increasing cunning is wear-resisting
Coating.
The thickness of the sealing shroud 2 is 0.5-5mm（Optimum thickness is 2mm, according to the size of material mouth and required length,
0.5mm or 5mm can also be selected）, with the junction of barrel 1 with aqua type synthetic resin glue Nian Jie, adhesion width 5-
20mm（Optimal adhesion width is 10mm, according to the length of sealing shroud 2, can also select 5mm or 20mm）, bonding location expecting
The inwall of cylinder 1 stretches out the outer wall of barrel 1, and described increase slides the thickness of wearing layer 4 as 150-500 μm（Optimum thickness is 300 μm, root
150 μm or 500 μm can also be selected according to surface of material coefficient of friction and actual friction loss amount）.
Due to the effect of pressure differential, the original state of sealing shroud 2 is closed state, i.e. the openend expansion of flange 3 becomes big, causes
Make the channel sized at the middle part of sealing shroud 2 less and less, until closing, the air in equipment can not go out, when material 5 enters from material mouth
Enter to hold into fashionable, due to effect of inertia, material 5 can be the ground for making passage closure herein becoming big because of the expansion of the openend of flange 3
Fang Dingkai, and then gone out out of barrel 1, after top is opened, the openend of flange 3 can become big due to the effect expansion of pressure again and make
It is closed, and realizes real-time sealing effectiveness, significant sealing affection, and the increasing increased slides wearing layer 4, on the one hand reduces rubbing for sealing shroud 2
Coefficient is wiped, sealing shroud 2 is reduced the inhibition of material, on the other hand can further increase the anti-wear performance of sealing shroud 2,
Make sealing shroud 2 durable in use.
Embodiment one
The sealing shroud 2 is with the high resiliency flexible glue after improvement, in the high resiliency flexible glue after the improvement by weight percentage
It is made up of following components：Dimethicone 17.5%, talcum powder 8.8%, TPR31%, zinc stearate 2%, white carbon 112.2%, boric acid
1.1%, deca-BDE 9%, antioxidant 168 is 0.22%, linseed oil 8.58%, erucyl amide 3.5%, organic siliconresin 6.1%.
The preparation technology of high resiliency flexible glue after the improvement comprises the following steps：
Step 1, by dimethicone, TPR and linseed oil by setting proportional quantity mixed in turbine agitator
It is even, mixing time 3min, and mixed liquor is heated to 90 DEG C, insulation is standby；
Step 2, organic siliconresin is heated to 160 DEG C, makes its melting, after melting, be added to the mixing obtained in step 1
In liquid, 3.5h, mixing speed 400r/min are stirred with mixer, and keep the temperature of mixed liquor at 110 DEG C；
Step 3, by talcum powder, white carbon, zinc stearate, erucyl amide, deca-BDE and antioxidant 168 by setting
Proportional quantity in agitator be well mixed, mixing time 5min, be well mixed after, by batch mixing add step 2 in mixing
In liquid, and deliver to 8h is kneaded in banbury together；
After step 4, mixing terminate, boric acid is added, then allows its coagulation forming, finally obtain the TPR high resiliency after improvement
Flexible glue.
In high resiliency flexible glue after obtained improvement, its tensile strength is tested with universal electrical puller system, elasticity, fracture are stretched
Long rate and tear resistance, it is 500mm/min that elasticity, tensile strength and tear resistance control puller system draw speed when testing, most
Measuring result eventually is：Its tensile strength is 17.6MPa, elongation at break 460.1%, tearing strength 27.4KN/m, elasticity；
The week of aging one, its hydraulic performance decline rate was less than 9% in artificial accelerated aging case, 38 DEG C of ozone aging 100h, its hydraulic performance decline rate
No more than 10%.
Embodiment two
The sealing shroud 2 is with the high resiliency flexible glue after improvement, in the high resiliency flexible glue after the improvement by weight percentage
It is made up of following components：Dimethicone 19.5%, talcum powder 6.8%, TPR35%, zinc stearate 2.4%, white carbon 8.2%, boric acid
1.3%, deca-BDE 10%, antioxidant 168 is 0.28%, linseed oil 7.52%, erucyl amide 3.1%, organic siliconresin
5.9%。
The preparation technology of high resiliency flexible glue after the improvement comprises the following steps：
Step 1, by dimethicone, TPR and linseed oil by setting proportional quantity mixed in turbine agitator
It is even, mixing time 4min, and mixed liquor is heated to 90 DEG C, insulation is standby；
Step 2, organic siliconresin is heated to 160 DEG C, makes its melting, after melting, be added to the mixing obtained in step 1
In liquid, 3.5h, mixing speed 400r/min are stirred with mixer, and keep the temperature of mixed liquor at 110 DEG C；
Step 3, by talcum powder, white carbon, zinc stearate, erucyl amide, deca-BDE and antioxidant 168 by setting
Proportional quantity in agitator be well mixed, mixing time 10min, be well mixed after, by batch mixing add step 2 in mixing
In liquid, and deliver to 8h is kneaded in banbury together；
After step 4, mixing terminate, boric acid is added, then allows its coagulation forming, finally obtain the TPR high resiliency after improvement
Flexible glue.
In high resiliency flexible glue after obtained improvement, its tensile strength is tested with universal electrical puller system, elasticity, fracture are stretched
Long rate and tear resistance, it is 500mm/min that elasticity, tensile strength and tear resistance control puller system draw speed when testing, most
Measuring result eventually is：Its tensile strength is 18.1MPa, elongation at break 452.3%, tearing strength 29.8KN/m, elasticity；
The week of aging one, its hydraulic performance decline rate was less than 9% in artificial accelerated aging case, 38 DEG C of ozone aging 100h, its hydraulic performance decline rate
No more than 10%.
Embodiment three
The sealing shroud 2 is with the high resiliency flexible glue after improvement, in the high resiliency flexible glue after the improvement by weight percentage
It is made up of following components：Dimethicone 18.5%, talcum powder 7.8%, TPR33%, zinc stearate 2.2%, white carbon 10.2%, boron
Acid 1.2%, deca-BDE 9.5%, antioxidant 168 are 0.25%, linseed oil 8.05%, erucyl amide 3.3%, organic siliconresin
6%。
The preparation technology of high resiliency flexible glue after the improvement comprises the following steps：
Step 1, by dimethicone, TPR and linseed oil by setting proportional quantity mixed in turbine agitator
It is even, mixing time 5min, and mixed liquor is heated to 90 DEG C, insulation is standby；
Step 2, organic siliconresin is heated to 160 DEG C, makes its melting, after melting, be added to the mixing obtained in step 1
In liquid, 3.5h, mixing speed 400r/min are stirred with mixer, and keep the temperature of mixed liquor at 110 DEG C；
Step 3, by talcum powder, white carbon, zinc stearate, erucyl amide, deca-BDE and antioxidant 168 by setting
Proportional quantity in agitator be well mixed, mixing time 8min, be well mixed after, by batch mixing add step 2 in mixing
In liquid, and deliver to 8h is kneaded in banbury together；
After step 4, mixing terminate, boric acid is added, then allows its coagulation forming, finally obtain the TPR high resiliency after improvement
Flexible glue.
In high resiliency flexible glue after obtained improvement, its tensile strength is tested with universal electrical puller system, elasticity, fracture are stretched
Long rate and tear resistance, it is 500mm/min that elasticity, tensile strength and tear resistance control puller system draw speed when testing, most
Measuring result eventually is：Its tensile strength is 17.3MPa, elongation at break 458.4%, tearing strength 28.5KN/m, elasticity；
The week of aging one, its hydraulic performance decline rate was less than 9% in artificial accelerated aging case, 38 DEG C of ozone aging 100h, its hydraulic performance decline rate
No more than 10%.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement made within refreshing and principle etc., should be included in the scope of the protection.
Claims (4)
1. a kind of device for material mouth sealing, including barrel（1）, it is characterised in that the barrel（1）On upper end be bonded with
One sealing shroud（2）, the sealing shroud（2）Lower end be bonded in barrel（1）Bottom, sealing shroud（2）Justify nested structure, institute for arc
The middle part for stating arc circle nested structure is provided with a circle flange（3）, the flange（3）Free edge is towards the direction of material inlet, institute
State sealing shroud（2）Including for 3 parts, sealing shroud（2）Top be a small top and big bottom toroidal, middle part is straight tube
Shape structure, the edge of straight tubular construction connect a circle flange（3）, sealing shroud（2）Bottom be big top and small bottom toroidal,
The flange（3）Free edge be closed, flange（3）The other end be open type, flange（3）And sealing shroud（2）From for one
Body, the sealing shroud（2）It is made of the high resiliency flexible glue after improvement, in the high resiliency flexible glue after the improvement by weight percentage
It is made up of following components：Dimethicone 17.5-19.5%, talcum powder 6.8-8.8%, TPR31-35%, zinc stearate 2-2.4%,
White carbon 8.2-12.2%, boric acid 1.1-1.3%, deca-BDE 9-10%, antioxidant 168 are 0.22-0.28%, linseed oil
7.52-8.58%, erucyl amide 3.1-3.5%, organic siliconresin 5.9-6.1%.
2. the device for material mouth sealing as claimed in claim 1, it is characterised in that the sealing shroud（2）Thickness be
0.5-5mm, with barrel（1）Junction is bonded with aqua type synthetic resin glue, and adhesion width 5-20mm, bonding location is being expected
Cylinder（1）Inwall or stretch out barrel（1）Outer wall.
3. the device for material mouth sealing as claimed in claim 1, it is characterised in that high resiliency flexible glue after the improvement
Preparation technology comprises the following steps：
Step 1, by dimethicone, TPR and linseed oil by setting proportional quantity in turbine agitator be well mixed, stir
It is 3-5min to mix the time, and mixed liquor is heated into 90 DEG C, and insulation is standby；
Step 2, organic siliconresin is heated to 160 DEG C, makes its melting, after melting, be added to the mixed liquor obtained in step 1
In, 3.5h, mixing speed 400r/min are stirred with mixer, and keep the temperature of mixed liquor at 110 DEG C；
Step 3, by talcum powder, white carbon, zinc stearate, erucyl amide, deca-BDE and antioxidant 168 matching somebody with somebody by setting
Proportion is well mixed in agitator, mixing time 5-10min, after being well mixed, by the mixed liquor in batch mixing addition step 2
In, and deliver to 8h is kneaded in banbury together；
After step 4, mixing terminate, boric acid is added, then allows its coagulation forming, finally obtain the high resiliency flexible glue after improvement.
4. the device for material mouth sealing as claimed in claim 3, it is characterised in that the high resiliency according to made from above-mentioned steps
The component of flexible glue is by weight percentage：Dimethicone 18.5%, talcum powder 7.8%, TPR33%, zinc stearate 2.2%, hard charcoal
Black 10.2%, boric acid 1.2%, deca-BDE 9.5%, antioxidant 168 is 0.25%, linseed oil 8.05%, erucyl amide 3.3%,
Organic siliconresin 6%.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510843417.9A CN105351562B (en) | 2015-11-26 | 2015-11-26 | A kind of device for material mouth sealing |
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| CN201510843417.9A CN105351562B (en) | 2015-11-26 | 2015-11-26 | A kind of device for material mouth sealing |
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| CN105351562B true CN105351562B (en) | 2018-03-13 |
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| CN2499648Y (en) * | 2001-07-27 | 2002-07-10 | 吴江 | Fluid pressure switch valve |
| CN101978199A (en) * | 2008-02-06 | 2011-02-16 | 伊德产品有限责任公司 | Maximum pressure hydraulic valve |
| CN203703228U (en) * | 2014-02-26 | 2014-07-09 | 项有敏 | Novel pneumatic tube clamp valve |
| CN204477375U (en) * | 2015-03-20 | 2015-07-15 | 海安阀门厂有限公司 | A kind of pneumatic clamps pipe valve |
| CN205190829U (en) * | 2015-11-26 | 2016-04-27 | 成都九十度工业产品设计有限公司 | A device for expecting mouth is sealed |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH702893A2 (en) * | 2010-03-30 | 2011-09-30 | Enswico Ip Ag | Valve for installation in a sanitary apparatus. |
| CN102827490B (en) * | 2012-05-04 | 2014-06-25 | 浦江县鑫平进出口有限公司 | Elastic flexible glue and preparation method thereof |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2499648Y (en) * | 2001-07-27 | 2002-07-10 | 吴江 | Fluid pressure switch valve |
| CN101978199A (en) * | 2008-02-06 | 2011-02-16 | 伊德产品有限责任公司 | Maximum pressure hydraulic valve |
| CN203703228U (en) * | 2014-02-26 | 2014-07-09 | 项有敏 | Novel pneumatic tube clamp valve |
| CN204477375U (en) * | 2015-03-20 | 2015-07-15 | 海安阀门厂有限公司 | A kind of pneumatic clamps pipe valve |
| CN205190829U (en) * | 2015-11-26 | 2016-04-27 | 成都九十度工业产品设计有限公司 | A device for expecting mouth is sealed |
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