CN106279590A - Mixed etherified amino resins intumescent rigid foam plastic fire retardant preparation method and reactor - Google Patents
Mixed etherified amino resins intumescent rigid foam plastic fire retardant preparation method and reactor Download PDFInfo
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- CN106279590A CN106279590A CN201610616053.5A CN201610616053A CN106279590A CN 106279590 A CN106279590 A CN 106279590A CN 201610616053 A CN201610616053 A CN 201610616053A CN 106279590 A CN106279590 A CN 106279590A
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- piston
- amino resins
- intumescent
- fire retardant
- pendulum
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G12/00—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
- C08G12/02—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes
- C08G12/26—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds
- C08G12/30—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds with substituted triazines
- C08G12/32—Melamines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0053—Details of the reactor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/18—Stationary reactors having moving elements inside
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J4/00—Feed or outlet devices; Feed or outlet control devices
- B01J4/001—Feed or outlet devices as such, e.g. feeding tubes
- B01J4/007—Feed or outlet devices as such, e.g. feeding tubes provided with moving parts
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G12/00—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
- C08G12/02—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes
- C08G12/40—Chemically modified polycondensates
- C08G12/42—Chemically modified polycondensates by etherifying
- C08G12/424—Chemically modified polycondensates by etherifying of polycondensates based on heterocyclic compounds
- C08G12/425—Chemically modified polycondensates by etherifying of polycondensates based on heterocyclic compounds based on triazines
- C08G12/427—Melamine
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/49—Phosphorus-containing compounds
- C08K5/51—Phosphorus bound to oxygen
- C08K5/52—Phosphorus bound to oxygen only
- C08K5/521—Esters of phosphoric acids, e.g. of H3PO4
- C08K5/523—Esters of phosphoric acids, e.g. of H3PO4 with hydroxyaryl compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2204/00—Aspects relating to feed or outlet devices; Regulating devices for feed or outlet devices
- B01J2204/002—Aspects relating to feed or outlet devices; Regulating devices for feed or outlet devices the feeding side being of particular interest
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/18—Details relating to the spatial orientation of the reactor
- B01J2219/185—Details relating to the spatial orientation of the reactor vertical
Abstract
The present invention relates to amino resins preparing technical field.A kind of mixed etherified amino resins intumescent rigid foam plastic fire retardant preparation reactor, including agitator and the container being provided with charging aperture, charging aperture is provided with screen plate, and container is provided with shock insulation foot.Present invention also offers one step etherificate butylated amino resin quickly hard bubble injection fire retardant preparation method, solve the deficiency of two step method.Reactor of the present invention has the advantage that may filter that isolating affection is good, solves and can not filter raw material and the problem of isolating affection difference entering container.
Description
Technical field
The present invention relates to amino resins preparing technical field, particularly relate to a kind of mixed etherified amino resins intumescent and hard bubble and mould
Material flame-retardant preparation method and preparation reactor.
Background technology
Amino resins has the characteristic do not fired, and can form phosphorus nitrogen expansion type combustion inhibitor, current amino tree with phosphoric acid ester
Fat does not the most have hydroxyl or these groups that can react of amino with different acid esters, and is restricted, for using liquid 5747 to carry out two
Prepared by footwork.
Carry out in a kettle. during preparation.Reactor is made up of kettle (container) and agitator etc., sets in a reservoir
There are charging aperture and discharging opening.
Existing reactor generally has the disadvantage that the large particulate matter in raw material can enter in reactor to be affected
The quality of product；Vibration isolating effect is poor.
Summary of the invention
The invention provides a kind of large particulate matter that is prevented from and enter container and the good mixed etherified amino tree of isolating affection
Fat intumescent rigid foam plastic fire retardant preparation reactor, the large particulate matter that can not stop solving existing reactor enters
Enter the problem poor with isolating affection.
Present invention also offers a kind of mixed etherified amino resins intumescent rigid foam plastic fire retardant preparation method, solve existing
Some two step methods make the problem existing for amino resins intumescent rigid foam plastic fire retardant.
More than technical problem is that and solved by following technical proposal: a kind of mixed etherified amino resins intumescent rigid foam plastic
Fire retardant preparation method, it is characterised in that the first step, be 1:18-by the ratio of hexakis(hydroxymethyl)melamine with the amount of mixed alcohol matter
30 mixing, mixed alcohol is methanol, n-butyl alcohol, the mixing of three kinds of alcohol of ethylene glycol, the mass percent of three kinds of alcohol is respectively 35% to 75%,
15% to 45% and 10% to 20%；；Second step, 40 DEG C with acid modulation pH=3-4 carry out etherification reaction, reaction temperature is 50-65
DEG C, etherification time is 1-2h；3rd step, being neutralized to pH=8-9 negative pressure dealcoholysis with alkali, vacuum is at-0.08 MPa to-0.1
Mpa, temperature are 105-120 DEG C；4th step, the amino resins made and tricresyl phosphate are compounded, the matter of amino resins and tricresyl phosphate
Amount ratio is 70:30 to 70:20, and temperature is 20-40 DEG C.This method then becomes one-step method than existing two step method, simple to operate,
Time was foreshortened to 6 hours by original 20 hours, and production capacity improves, and reduces cost.
A kind of mixed etherified amino resins intumescent rigid foam plastic fire retardant preparation reactor, including container and agitator,
Described container is provided with charging aperture, it is characterised in that described charging aperture is provided with screen plate, and described container is provided with some shock-absorbing foots, institute
Stating the damping oil cylinder that shock-absorbing foot includes being vertically arranged and the damping spring being set on damping oil cylinder, described damping oil cylinder includes with described
The damping oil cylinder cylinder body that container links together and the first piston being arranged at damping oil cylinder cylinder body, described first piston is by living
Stopper rod is provided with support seat, and described piston rod is linked together with described support seat by bolt attaching nut, described damping spring
One end link together with described piston rod, the other end links together with described damping oil cylinder cylinder body, described damping oil cylinder
It is additionally provided with the second piston and separating plate in cylinder body, between described separating plate and first piston, forms the first oil pocket, described separating plate
With second form the second oil pocket between piston, it is provided with driving first piston and second between described first piston and the second piston and lives
Plug produces to the electromagnetic force adhesive mechanism of movement, and described separating plate is communicated with the first oil pocket and the intercommunicating pore of the second oil pocket,
Described intercommunicating pore is hinged with the door-plate towards the second unidirectional unlatching of oil pocket and is provided with the door-plate resetting-mechanism making door-plate pass close, institute
State door-plate and be provided with some main damp channels running through door-plate, in described intercommunicating pore, be provided with velocity sensor；When described velocity pick-up
Device detect oil when the first oil pocket flows to the second oil pocket, described electromagnetic force adhesive mechanism stops driving first piston and second to live
Fill in movement, when described velocity sensor detects that oil flows to the first oil pocket from the second oil pocket, described electromagnetic force adhesive machine
Structure drives first piston and the second piston to movement.During use, being supported fixing by shock insulation foot, isolating affection is good.Cross
The setting of filter screen is prevented from large particulate matter and enters container through charging aperture.The concrete shock absorbing process of this technical scheme is: when being subject to
To ground shock the most vibrated and when causing damping spring to shrink, damping spring drive piston rod to drive first piston to move and
First oil pocket is reduced, and the oil that the first oil pocket reduces in driving damping oil cylinder flows to the second oil pocket through window from the first oil pocket,
Now door-plate is open so that when oil flows through window, door-plate does not produces damping action to oil and electromagnetic force adhesive mechanism loses the
The fixation of one piston and the second piston makes the second piston can move freely relative to first piston, it is achieved thereby that resistance
Buddhist nun effect less without cause damping spring shrink be obstructed namely spring can shrink in time and reduce spring contraction stroke top
Winnow with a dustpan, spring contraction stroke terminate after under the effect of door-plate resetting-mechanism, door-plate stops again in window.Then spring elongation
Resetting and release energy, the result of elongation causes damping oil cylinder cylinder body and first piston generation isolated movement to make the second oil pocket contracting
Little and the first oil pocket becomes big so that the oil in damping oil cylinder flows to the first oil pocket through window from the second oil pocket, and now electromagnetic force is inhaled
First piston and the second piston are fixed the relative invariant position of holding in conjunction mechanism and door-plate can not be open, allow oil to
In whole spring contraction stroke from main damp channel by and produce frictional damping energy dissipating, thus reduce spring extended travel top
Winnow with a dustpan.Piston rod is supported together seat and links together by bolt attaching nut, facilitates in connection and when taking off mounting seat.
Present invention additionally comprises Detachable connection structure, described screen plate by some described Detachable connection structure with described
Charging aperture is detachably connected, described Detachable connection structure include being arranged at described filter surface blocked hole, with
And it is movably connected on the clamping block of described charging aperture and the clamping spring driving clamping block to reach in described blocked hole.Installing/dismounting
Convenience during screen plate is good.Selectivity can be installed by screen plate.So that the present invention disclosure satisfy that the use of different occasion
Need.
As preferably, described clamping block is spherical, and described clamping block is mating spherical surfaces with described charging aperture, described clamping block
Only it is against together with described clamping spring.Convenience during installing/dismounting screen plate can be improved further.
As preferably, described nut includes main paragraph and the only section of pendulum, and the outer end of described main paragraph is provided with big footpath section, described greatly
The perisporium of footpath section is provided with pendulum groove, and described only pendulum section is provided with yaw, and described only pendulum section is located in the section of described big footpath rotationally,
Described yaw is plugged in described pendulum groove, is provided with swing gap, the screw thread of described main paragraph and institute between described yaw and pendulum groove
The screw thread stating the only section of pendulum may be adjusted to be positioned on same helix.Nut in this technical scheme has anti-vibration and gets loose work
With, concrete locking process is: when producing vibration, and the meeting between screw thread and the screw thread only putting section of main paragraph produces to stagger closes up
Change, make when staggering the screw thread of the two not on same helix, thus play hinder loosen effect.
As preferably, when described only pendulum section turns to be connected to together with a side of sidewall portion of described pendulum groove with described yaw,
The screw thread of the screw thread of described main paragraph and only pendulum section is positioned on same helix, described swing gap is positioned at fork and puts the another of groove
Between one side of sidewall portion.During fastening nut, the screw thread of the screw thread of main paragraph and only pendulum section can automatic aligning, fastening nut easily
Time convenience good.
As preferably, described nut is additionally provided with helix alignment's maintaining body, and described helix alignment's maintaining body includes arranging
Top, driving top in described only pendulum section are stretched into described swing gap and are connected on another side of sidewall portion of described pendulum groove
Top drive mechanism.
As preferably, described top drive mechanism include with come directly towards be connected to together the first driving post, make the first driving
Post is maintained at and top is connected to put the driving post fastening screw of the position on another side of sidewall portion of groove, driving post location is inserted
Pin be inserted in the first driving post insert spring, drive drive post fastening screw extract the first driving post second driving post and
The driving post driving the first driving post to depart from top departs from spring.
As preferably, being equipped with damper rod in described main damp channel, described damper rod mating spherical surfaces is connected to described master
In damp channel, described damper rod is provided with a damp channel.Vibrational energy is turned when flowing through main damp channel, damp channel by oil
Can produce rocking of damper rod while becoming heat energy and consuming, damper rod rocks also can play and vibrational energy is changed into heat
Can and the effect that consumes.If vibrate less and and only the rocking of oil, when oil rocks damper rod produce rock also can energy-absorbing,
Damper rod is set and can improve the Absorption to low amplitude vibration.
As preferably, described door-plate is all stretched out at the two ends of described damper rod, and two end faces of described damper rod are all sphere.
Enable to also be able to when oil receives the axial vibration of non-damping oil cylinder cylinder body drive damper rod to run and energy-absorbing.Energy-absorbing effect
Good.
As preferably, described damper rod is cylindrical, two end faces of described damper rod is designed with some along damper rod
Circumferentially distributed increasing resistance groove.The damper rod contact area with oil can be improved, to improve energy-absorbing effect and induction sensitivity.
As preferably, described door-plate resetting-mechanism is the torsion spring being arranged in the rotating shaft of door-plate.
As preferably, described electromagnetic force adhesive mechanism includes the electric magnet being arranged at first piston and is arranged at the second piston
Same electric magnet coordinate ferrimagnet sheet.
As preferably, the internal diameter of described first oil pocket is more than the internal diameter of the second oil cylinder.During spring extends, first
The displacement of piston and the second piston is identical, the volume that the volume that now the first oil pocket increases reduces more than the second oil pocket, so that
Obtaining the first oil pocket and produce negative pressure relative to the second oil pocket, the result producing negative pressure is that oil the most reliably flows to the first oil through door-plate
Chamber, thus the most reliably reduce spring extended travel and jolt.
The present invention has an advantage that simple to operate, and the time was foreshortened to 6 hours by original 20 hours, and production capacity improves, and
Reduce cost；The reactor of the present invention arranges drainage screen, it is possible to filter the material entering reactor；Isolating affection is good.
Accompanying drawing explanation
Fig. 1 is the mixed etherified amino resins intumescent rigid foam plastic fire retardant preparation reactor schematic diagram in the present invention.
Fig. 2 is the close-up schematic view after removing lid at the A of Fig. 1.
Fig. 3 is the close-up schematic view at the B of Fig. 2.
Fig. 4 is the schematic diagram of shock-absorbing foot.
Fig. 5 is the close-up schematic view at the A of Fig. 4.
Fig. 6 is the close-up schematic view at the B of Fig. 5.
Fig. 7 is the cross-sectional schematic of nut.
Fig. 8 be nut along Fig. 7 A to enlarged diagram.
Fig. 9 is the B B cross-sectional schematic of Fig. 8.
In figure: container 1, screen plate 11, charging aperture 12, Detachable connection structure 4, blocked hole 41, clamping block 42, clamping bullet
Spring 43, agitator 5, rotating shaft 51, stirring vane 52, motor 53, driving gear 54, driven gear 55, nut 8, main paragraph 811,
Only pendulum section 812, big footpath section 813, pendulum groove 814, yaw 815, helix alignment's maintaining body 82, top 821, top drive mechanism
822, first post 8221, second is driven to drive post 8222, insertion spring 8223, drive post fastening screw 8224, driving post to depart from
Spring 825, swing gap 83, shock-absorbing foot 9, damping oil cylinder 91, damping oil cylinder cylinder body 911, first piston 912, piston rod 913,
Second piston the 914, first oil pocket the 915, second oil pocket 916, damping spring 92, support seat 93, separating plate 94, window 941, door-plate
942, door-hinge 9421, main damp channel 9422, damper rod 9423, a damp channel 9424, increasing resistance groove 9425, block 943, electromagnetism
Power adhesive mechanism 95, electric magnet 951, ferrimagnet sheet 952, velocity sensor 96, bolt 97.
Detailed description of the invention
The present invention is further illustrated with embodiment below in conjunction with the accompanying drawings.
Embodiment 1: add methanol 1100kg: n-butyl alcohol 600kg: ethylene glycol 300kg in a kettle., hexamethylol trimerization
Cyanamide 500kg, stirring heats up, with acid for adjusting pH=3-4 when 40 DEG C, carries out the etherification reaction of 1h, and reaction temperature is 60 ± 1 DEG C.Instead
30% alkali liquor regulation pH=8-9 should be added after terminating.The dealcoholysis of 5h is carried out under conditions of 115 DEG C of vacuums are-0.08 MPa.?
30 DEG C, the amino resins made is compounded with the ratio of 70:30 with tricresyl phosphate.
Embodiment 2: add methanol 1462kg: n-butyl alcohol 293kg: ethylene glycol 195kg in a kettle., hexamethylol trimerization
Cyanamide 650kg, stirring heats up, with acid for adjusting pH=3-4 when 40 DEG C, carries out the etherification reaction of 1h, and reaction temperature is 50 ± 1 DEG C.
Reaction adds 30% alkali liquor regulation pH=8-9 after terminating.The dealcoholysis of 5h is carried out under conditions of 105 DEG C of vacuums are-0.08 MPa.
At 20 DEG C, the amino resins made is compounded with the ratio of 70:25 with tricresyl phosphate.
Embodiment 3: add methanol 700kg: n-butyl alcohol 900kg: ethylene glycol 400kg in a kettle., hexamethylol trimerization
Cyanamide 400kg, stirring heats up, with acid for adjusting pH=3-4 when 40 DEG C, carries out the etherification reaction of 2h, and reaction temperature is 60 ± 1 DEG C.Instead
30% alkali liquor regulation pH=8-9 should be added after terminating.The dealcoholysis of 6h is carried out under conditions of 120 DEG C of vacuums are-0.09 MPa.?
40 DEG C, the amino resins made is compounded with the ratio of 70:20 with tricresyl phosphate.
Tricresyl phosphate i.e. refers to FR505.
More than making is to complete in mixed etherified amino resins intumescent rigid foam plastic fire retardant preparation reactor.
Seeing Fig. 1, a kind of mixed etherified amino resins intumescent rigid foam plastic fire retardant preparation reactor, including container 1
With agitator 5.
Container 1 is provided with charging aperture 12.Charging aperture 12 is provided with screen plate 11.
The outer surface of the diapire of container 1 is provided with some shock-absorbing foots 9.Shock-absorbing foot 9 includes the damping oil cylinder 91 that is vertically arranged and sheathed
Damping spring 92 on damping oil cylinder.Damping oil cylinder 91 includes damping oil cylinder cylinder body 911.The same hypomere of damping oil cylinder cylinder body 911
14 link together.First piston 912 it is provided with in damping oil cylinder cylinder body 911.First piston 912 is connected by piston rod 913 to be had
Support seat 93.One end of damping spring 92 is fixed together with piston rod 913, the other end is fixed in damping oil cylinder cylinder body 911
Together.
Agitator 5 includes rotating shaft 51, stirring vane 52, motor 53, driving gear 54 and driven gear 55.Rotating shaft 51 inputs
In container 1.Rotating shaft 51 is rotationally connected with container 1.Rotating shaft 51 is vertically extending.Stirring vane 52 is connected to rotating shaft 51
In part in container.Stirring vane 52 is blade construction.Stirring vane 52 is welded in rotating shaft 51.
It is coaxial that driven gear 55 is fixed on the upper end of rotating shaft 51, driven gear 55 and rotating shaft 51.Driving gear 54 is arranged at
The power output shaft of motor 53.Driving gear 54 meshes together with driven gear 55.
Seeing Fig. 2, screen plate 11 is detachably connected with charging aperture 12 by several Detachable connection structure 4.
Detachable connection structure 4 is circumferentially distributed along charging aperture 12.
Seeing Fig. 3, Detachable connection structure 4 includes blocked hole 41, clamping block 42 and clamping spring 43.Blocked hole 41 is arranged
In screen plate 11 surface.Clamping block 42 is spherical.Clamping block 42 is movably connected on charging aperture 12 inner surface.Clamping block 42 and charging
It is mating spherical surfaces between mouth 12.Clamping spring 43 is positioned at charging aperture 12.Clamping spring 43 one end is connected to one with charging aperture 12
Rise, the other end is connected to together with clamping block 42.Clamping block 42 with being only connected to together between clamping spring 43, the most affixed
Together.Clamping block 42 stretches out charging aperture 12 inner surface under the effect of clamping spring 43 and is inserted in blocked hole 41 realization and incites somebody to action
Screen plate 11 links together with charging aperture 12.
The method of the lower screen plate of dismounting is: being pulled through outward filter plate 11, the wall of blocked hole 41 extrudes clamping block 42 and makes card
Connect block shrink and and lose the fixation to screen plate 11 so that screen plate 11 can be removed, clamping block 42 shrink
During clamping spring 43 energy storage, screen plate 11 take out after clamping spring 43 drive clamping block reset and again stretch out charging aperture 12
Inner surface.During assembling screen plate 11, it is only necessary to exert oneself in charging aperture in the case of blocked hole 41 and clamping block 42 align
Portion's pressing screen plate 11.
Seeing Fig. 4, piston rod 913 is linked together with supporting seat 93 by bolt 97 attaching nut 8.Damping oil cylinder cylinder body
The second piston 914 and separating plate 94 it is additionally provided with in 911.Separating plate 94 and damping oil cylinder cylinder body 911 are fixed together.Damping oil cylinder
The first oil pocket 915 is formed between cylinder body 911 and first piston 912.The second oil pocket is formed between separating plate 94 and the second piston 914
916.The internal diameter of the first oil pocket 915 is more than the internal diameter of the second oil pocket 916.First oil pocket 915 and the second oil pocket 916 are along the vertical direction
Distribution.Separating plate 94 is communicated with hole 941.Intercommunicating pore 941 connects the first oil pocket 915 and the second oil pocket 916.
Electromagnetic force adhesive mechanism 95 it is provided with between first piston 912 and the second piston 914.Electromagnetic force adhesive mechanism 95 includes
Electric magnet 951 and ferrimagnet sheet 952.Electric magnet 951 is arranged on first piston 912.Ferrimagnet sheet 952 is arranged at
On second piston 914.
Intercommunicating pore 941 is provided with door-plate 942.
Seeing Fig. 5, door-plate 942 is hinged in intercommunicating pore 941 by door-hinge 9421.Separating plate 94 is provided with door-plate reset machine
Structure.Door-plate resetting-mechanism is the torsion spring being arranged in the rotating shaft of door-plate.Door-plate 942 is only capable of towards the second unidirectional unlatching of oil pocket 916.
Velocity sensor 96 it is provided with in intercommunicating pore 941.Door-plate 942 is provided with some main damp channels 9422 running through door-plate.Main damping is led to
Damper rod 9423 it is equipped with in road 9422.Damper rod 9423 mating spherical surfaces is connected in main damp channel 9422.Damper rod 9423
It is provided with a damp channel 9424.Door-plate 942 is all stretched out at the two ends of damper rod 9423.Two end faces of damper rod 9423 are all ball
Face.Damper rod 9423 is cylindrical.
See Fig. 6, two end faces of damper rod 9423 are designed with some increasing resistance grooves 9425 circumferentially distributed along damper rod.
See Fig. 1, Fig. 4, Fig. 5 and Fig. 6, during use, in the first oil pocket 915 and the second oil pocket 916, fill the liquid such as oil.Subtract
Shake foot 9 is supported on ground by supporting seat 93.When being caused damping spring 92 to shrink by road shocks, damping spring 92 drives
Dynamic piston rod 913 drives first piston 912 to move and first oil pocket the first oil pocket 915 is reduced, and the first oil pocket 915 reduces and drives
Dynamic oil flows to the second oil pocket 916 through intercommunicating pore 941 from the first oil pocket 915, this flow direction of oil is detected by velocity sensor 96, speed
Degree sensor 96 controls electric magnet 951 dead electricity by control system so that electromagnetic force adhesive mechanism 95 loses and lives to first
Plug 912 and the fixation (i.e. first piston 912 and the second piston 914 can produce relative movement) of the second piston 914, oil stream
When crossing intercommunicating pore 941, door-plate 942 is pushed open so that oil to flow through intercommunicating pore 941 straight-through and enter the second oil pocket 916(i.e. door-plate 942
Oil is not produced damping action), it is achieved thereby that damping action is less without causing damping spring contraction to be obstructed namely spring
Can shrink in time and reduce spring contraction stroke and jolt, spring contraction stroke terminate after under the effect of door-plate resetting-mechanism 97
(i.e. keeping down inclination and density more than oil due to door-plate) and automatically rotates and closes, and door-plate 942 stops again at intercommunicating pore 941
In.Then damping spring 92 elongation resets and releases energy, and the result of elongation causes damping oil cylinder cylinder body 911 and first piston
912 produce that isolated movements make that the second oil pocket 916 reduces and the first oil pocket 915 becomes big so that oil through intercommunicating pore 941 from the second oil
Chamber 916 flows to the first oil pocket 915, this flow direction of oil is detected by velocity sensor 96, and velocity sensor 96 passes through control system
Control electric magnet 951 electric, electric magnet 951 produces magnetic force so that electromagnetic force adhesive mechanism 95 is by first piston 912 and the
Two pistons 914 are fixed and are pressed on oil, and during oil direction runner, door-plate 942 can not be open, allow oil to whole
In individual spring contraction stroke door-plate 942 produce frictional damping phenomenon and energy-absorbing thus reduce spring extended travel and jolt.
The damping energy-absorbing shock absorbing process of door-plate is: oil flows through main damp channel, a damp channel and damper rod and rocks and will shake
Energy is changed into heat energy and consumes.If vibrate less and when being not enough to promote blind hole to deform, now only the rocking of oil,
When oil rocks, damper rod produces and rocks and energy-absorbing.
Seeing Fig. 7, nut 8 includes main paragraph 811, only pendulum section 812 and helix alignment's maintaining body 82.Main paragraph 811
Outer end is provided with big footpath section 813.The perisporium of big footpath section 813 is provided with pendulum groove 814.Only pendulum section 812 is provided with yaw 815.Only pendulum section 812
It is located in rotationally in big footpath section 813.Yaw 815 is plugged in pendulum groove 814.
Helix alignment's maintaining body 82 includes coming directly towards 821 and coming directly towards drive mechanism 822.Top 821 is arranged on only pendulum section 812
In.Top drive mechanism 822 includes that the first driving post 8221 and second drives post 8222.First drives post 8221 and second to drive
Post is arranged in yaw 815, and stretches out the outer face only putting section 812.
Seeing Fig. 8, pendulum groove 814 has three, and yaw 815 also wants three accordingly.Three pendulum grooves 814 are along only pendulum section 812
Circumferentially distributed.Do not have between yaw and pendulum groove to be designed with helix alignment's maintaining body 82.Only pendulum section 812 is according to the most square in figure
Support with a side of sidewall portion 8141 of pendulum groove to turning to (blind rivet is also screwed into rotationally clockwise) yaw 815 according in figure
When being connected together, yaw 815 and pendulum groove another side of sidewall portion 8142 between produce swing gap 83, the screw thread of main paragraph 811 and
Only the screw thread of pendulum section 812 is positioned on same helix.
Seeing Fig. 9, top drive mechanism 822 also includes driving post fastening screw 8224, inserting spring 8223 and drive post
Depart from spring 825.Post fastening screw 8224 is driven to be positioned at big footpath section 813 and be inserted in yaw 815.Insert spring
8223 are positioned at big footpath section 813.
See Fig. 4, Fig. 7, Fig. 8 and Fig. 9, when nut 8 is screwed to install on bolt 97, press the first drive rod 8221, the
One drive rod 8221 drives top 821 to extend into by being connected on another side of sidewall portion 8142 of pendulum groove make in swing gap 83
Obtain yaw 815 to be connected to together with a side of sidewall portion 8141 of pendulum groove and make the screw thread of main paragraph 811 and stop the screw thread of pendulum section 812
Align and be positioned on same helix, now drive post fastening screw 8224 to be inserted under the effect inserting spring 8223
First driving post 8221 is interior, make the first driving post 8221 be maintained at current state (will come directly towards another sidewall being connected to put groove
The state of the position in portion).When making rotating nut 8 convenient and strength-saving.
When nut 8 and bolt 97 are screwed together, pressing the second driving post 8222, second drives post 8222 to drive post
Fastening screw 8224 departs from the first driving post 8221, drives post to depart from spring 825 and drives the first driving post 8221 to eject and lose
To coming directly towards the driving effect of 821 and making to drive post fastening screw 8224 can not be inserted in the first driving post 8221.Now
Only can relatively rotate between pendulum section 812 and main paragraph 811, vibrated and cause blind rivet to have becoming of disengaging with connecting screwed hole
During gesture, only the rotation of pendulum section 812 and main paragraph 811 can cause the screw thread of the two to stagger, thus stops the generation of abjection.
Claims (10)
1. a mixed etherified amino resins intumescent rigid foam plastic fire retardant preparation method, it is characterised in that the first step, by six hydroxyls
Methyl melamine is that 1:18-30 mixes with the ratio of the amount of mixed alcohol matter, mixed alcohol be methanol, n-butyl alcohol, three kinds of alcohol of ethylene glycol mix
Closing, the mass percent of three kinds of alcohol is respectively 35% to 75%, 15% to 45% and 10% to 20%；；Second step, modulate with acid at 40 DEG C
PH=3-4 carries out etherification reaction, and reaction temperature is 50-65 DEG C, and etherification time is 1-2h；3rd step, be neutralized to alkali pH=8-9 bear
Pressure-off alcohol, vacuum is 105-120 DEG C in-0.08 MPa to-0.1 Mpa, temperature；4th step, by the amino resins made with
Tricresyl phosphate compounds, and amino resins is 70:30 to 70:20 with the mass ratio of tricresyl phosphate, and temperature is 20-40 DEG C.
2. a mixed etherified amino resins intumescent rigid foam plastic fire retardant preparation reactor, including container and agitator, institute
Stating container and be provided with charging aperture, it is characterised in that described charging aperture is provided with screen plate, described container is provided with some shock-absorbing foots, described
Shock-absorbing foot includes the damping oil cylinder being vertically arranged and the damping spring being set on damping oil cylinder, and described damping oil cylinder includes with described appearance
The damping oil cylinder cylinder body that device links together and the first piston being arranged at damping oil cylinder cylinder body, described first piston passes through piston
Bar is provided with support seat, and described piston rod is linked together with described support seat by bolt attaching nut, described damping spring
One end links together with described piston rod, the other end links together with described damping oil cylinder cylinder body, described damping oil cylinder cylinder
Internal the second piston and the separating plate of being additionally provided with, forms the first oil pocket between described separating plate and first piston, described separating plate and
Form the second oil pocket between second piston, between described first piston and the second piston, be provided with driving first piston and the second piston
Producing to the electromagnetic force adhesive mechanism of movement, described separating plate is communicated with the first oil pocket and the intercommunicating pore of the second oil pocket, institute
State intercommunicating pore be hinged with the door-plate towards the second unidirectional unlatching of oil pocket and be provided with the door-plate resetting-mechanism making door-plate pass close, described
Door-plate is provided with some main damp channels running through door-plate, is provided with velocity sensor in described intercommunicating pore；When described velocity sensor
Detect oil when the first oil pocket flows to the second oil pocket, described electromagnetic force adhesive mechanism stops driving first piston and the second piston
To movement, when described velocity sensor detects that oil flows to the first oil pocket from the second oil pocket, described electromagnetic force adhesive mechanism
Drive first piston and the second piston to movement.
Mixed etherified amino resins intumescent rigid foam plastic fire retardant preparation reactor the most according to claim 2, it is special
Levy and be, also include Detachable connection structure, described screen plate by some described Detachable connection structure with described charging aperture
Being detachably connected, described Detachable connection structure includes blocked hole and the activity being arranged at described filter surface
The clamping block being connected to described charging aperture and the clamping spring driving clamping block to reach in described blocked hole.
Mixed etherified amino resins intumescent rigid foam plastic fire retardant preparation reactor the most according to claim 3, it is special
Levying and be, described clamping block is spherical, and described clamping block is mating spherical surfaces with described charging aperture, and described clamping block is with described clamping
Spring is only against together.
5. react according to the mixed etherified amino resins intumescent rigid foam plastic fire retardant preparation described in Claims 2 or 3 or 4
Still, it is characterised in that described nut includes main paragraph and the only section of pendulum, and the outer end of described main paragraph is provided with big footpath section, described big footpath
The perisporium of section is provided with pendulum groove, and described only pendulum section is provided with yaw, and described only pendulum section is located in the section of described big footpath rotationally, institute
State yaw to be plugged in described pendulum groove, between described yaw and pendulum groove, be provided with swing gap, the screw thread of described main paragraph and described
Only the screw thread of pendulum section may be adjusted to be positioned on same helix.
Mixed etherified amino resins intumescent rigid foam plastic fire retardant preparation reactor the most according to claim 5, it is special
Levy and be, when described only pendulum section turns to be connected to together with a side of sidewall portion of described pendulum groove with described yaw, described main paragraph
Screw thread and the screw thread of only pendulum section is positioned on same helix, described swing gap is positioned at fork and another side of sidewall portion of pendulum groove it
Between.
Mixed etherified amino resins intumescent rigid foam plastic fire retardant preparation reactor the most according to claim 6, it is special
Levying and be, described nut is additionally provided with helix alignment's maintaining body, and described helix alignment's maintaining body includes being arranged on described only pendulum
The top that top in Duan, driving top are stretched into described swing gap and be connected on another side of sidewall portion of described pendulum groove drives machine
Structure.
Mixed etherified amino resins intumescent rigid foam plastic fire retardant preparation reactor the most according to claim 7, it is special
Levy and be, described top drive mechanism include with come directly towards be connected to together first driving post, make the first driving post be maintained at by
Top is connected to put the driving post fastening screw of the position on another side of sidewall portion of groove, drive post fastening screw to be inserted into the
Insertion spring in one driving post, driving post fastening screw are extracted the second of the first driving post and are driven post and driving first to drive
Dynamic post departs from the driving post of top and departs from spring.
9. react according to the mixed etherified amino resins intumescent rigid foam plastic fire retardant preparation described in Claims 2 or 3 or 4
Still, it is characterised in that described door-plate resetting-mechanism is the torsion spring being arranged in the rotating shaft of door-plate.
10. react according to the mixed etherified amino resins intumescent rigid foam plastic fire retardant preparation described in Claims 2 or 3 or 4
Still, it is characterised in that described electromagnetic force adhesive mechanism includes the electric magnet being arranged at first piston and is arranged at the second piston
The ferrimagnet sheet coordinated with electric magnet.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610616053.5A CN106279590A (en) | 2016-08-01 | 2016-08-01 | Mixed etherified amino resins intumescent rigid foam plastic fire retardant preparation method and reactor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610616053.5A CN106279590A (en) | 2016-08-01 | 2016-08-01 | Mixed etherified amino resins intumescent rigid foam plastic fire retardant preparation method and reactor |
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| CN201610616053.5A Pending CN106279590A (en) | 2016-08-01 | 2016-08-01 | Mixed etherified amino resins intumescent rigid foam plastic fire retardant preparation method and reactor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111992128A (en) * | 2020-09-30 | 2020-11-27 | 徐晖 | Integrative device of dosing is examined to gynaecology |
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