CN206184434U - A reation kettle for hanging down preparation of VOC adhesive - Google Patents

Abstract

The utility model relates to a reation kettle for hanging down preparation of VOC adhesive, include the cauldron body and the kettle cover of locating cauldron body top, be equipped with manhole, feed inlet and thermo -well on the kettle cover, the thermo -well stretches into the internal and upper end of cauldron and fixes on the kettle cover, establish the thermometer in the thermo -well, cauldron body bottom is equipped with the discharge gate, the bottom of the cauldron body sets up the erection bracing frame, still including agitating unit, last steam inlet and the steam outlet of installing respectively of lateral wall of the kettle body, be connected with interior coil pipe between steam inlet and the steam outlet, be connected with the positioner who is used for fixed interior coil pipe on the lateral wall of the cauldron body, positioner and cauldron body fixed connection, through the stirring paddle leaf who adopts hinge formula stirring paddle leaf, three kinds of differences of impulse type paddle and four leaf sweepback formula paddles, used multipurposely the advantage of three kinds of paddles, both changed the problem that the mixture is inhomogeneous, polymerization efficiency is low that exists in traditional stirring mode, make reaction stability shown again and improve.

Description

A kind of reactor prepared for low VOC adhesive

Technical field

The utility model belongs to adhesive processing technology of preparing field, and in particular to a kind of to be prepared for low VOC adhesive Reactor.

Background technology

Adhesive agent is also referred to as adhesive, binder, in 1742 by American Henry Al Kut doctors（Dr. Harry Coover）Invention.Refer to by the glutinous material together of two objects, according to the characteristic of wanted bonding material（Mainly surface characteristic, Such as roughness）, use different adhesive agents.Binder is in fact the resin of dilution, and resin inherently has stickiness.

Today's society, the pursuit due to people to quality of life, people pay close attention to the environment of oneself live and work, more close Note the air quality of environment, particularly room, the air quality of the subenvironment in the overall situation and car compartment of office.Recently The report of house decoration pollution and Automobile indoor pollution is often related to, people are through platitude VOC（Volatile Organic Compounds）Volatile organic compound discoloration.Causing the pollution sources of above mentioned problem has many kinds, such as in car compartment The main pollution sources including following four type.Including paint, releasing agent, cloth, plastics, leather, adhesive etc., adhesive is only It is a class of above-mentioned pollution sources.

, it is necessary to use substantial amounts of reactor in low VOC adhesive preparation process, and reaction is needed to heating-up temperature, pressure Power etc. is strictly controlled；Therefore, it is necessary on the basis of existing technology, design a kind of reasonable in design, operation side Just, the efficiency of heating surface is high, and temperature can be maintained constant, and can control the low VOC adhesive means of reaction pressure.

And heat exchange coil is provided with the existing reactor for preparing low VOC adhesive, current heat exchange coil is equal It is the straight tube that one is set, and the bad regulation of the spacing of agitating paddle, meanwhile, the heat exchange efficiency of the heat exchange coil is low, heat exchange Response speed is slow, and heat exchange coil is not easy to install using integral structure, and structure is insecure.

For above-mentioned technical problem, therefore needs are improved.

Utility model content

The utility model is to overcome above-mentioned defect of the prior art, there is provided a kind of simple structure, it is safe and reliable, into This low, efficiency of heating surface is high, and temperature can be maintained constant, and reaction pressure can be controlled, the use that heat exchange response speed greatly speeds up In reactor prepared by low VOC adhesive.

In order to reach object above, the technical scheme that the utility model is used is：It is a kind of to be prepared for low VOC adhesive Reactor, including kettle and the kettle cover at the top of kettle, the kettle cover is provided with manhole, charging aperture and thermometer boss； The thermometer boss is stretched into kettle and upper end is fixed on the kettle cover, and thermometer, kettle are set in the thermometer boss Bottom is provided with discharging opening；The bottom of kettle is set installs support frame；Also include agitating device；The agitating device includes driving Motor, support frame, agitating shaft and stirring paddle mechanism；Support frame is fixedly arranged on kettle cover, and motor is located on support frame, agitating shaft One end and motor rotate and be connected, the other end is passed through in kettle and stirs paddle mechanism and be connected；On the kettle body sidewall respectively Steam inlet and steam (vapor) outlet are installed；Inner coil pipe is connected between steam inlet and steam (vapor) outlet；Connected on the side wall of kettle There is the positioner for fixing inner coil pipe, positioner is fixedly connected with kettle.

Used as a kind of preferred scheme of the present utility model, the positioner is symmetrically laid on kettle madial wall, positioning Device includes support bar, is fixedly arranged on the gusset of support bar upper and lower side；The support bar is parallel with the side wall of kettle, under support bar Portion is mutually butted on the bottom of kettle；The gusset is vertical and is fixedly arranged on the inwall of kettle, be socketed with the support bar it is some with The collet mechanism that inner coil pipe is adapted；The collet mechanism is symmetrical arranged relative to inner coil pipe.

Used as a kind of preferred scheme of the present utility model, the gusset is spiral and is coiled on kettle madial wall, The gusset inner edge is welded in kettle madial wall, and gusset inner edge and collet mechanism have radial clearance.

Used as a kind of preferred scheme of the present utility model, the collet mechanism includes U-shaped chuck and is arranged on U-shaped chuck two The adjusting nut at end, the U-shaped chuck surrounds the inner coil pipe and the support bar, and is fastened by adjusting nut.

Used as a kind of preferred scheme of the present utility model, the inner coil pipe annular is laid in the inwall of kettle, the inner coil pipe Certain spacing is kept with stirring paddle mechanism.

Used as a kind of preferred scheme of the present utility model, the stirring paddle mechanism includes the hinged joint from top to bottom laid successively Formula stirrer paddle, pusher blade and four leaf swept-back blades；The hinging type stirrer paddle, pusher blade and four leaf sweepback Formula blade is equidistantly laid on agitating shaft.

Used as a kind of preferred scheme of the present utility model, the blade tip of the four leaves swept-back blade is in sharp portion.

The beneficial effects of the utility model are：

1. using the connection of steam inlet, steam (vapor) outlet and inner coil pipe so that the heat exchange efficiency of reactor is greatly improved, heat exchange Response speed greatly speeds up；

2. be fixed by positioning device inner coil pipe so that the reactor apparatus structure is firmly, easy for installation；

3. by using hinging type stirrer paddle, pusher blade and four three kinds of different agitating paddles of leaf swept-back blade Leaf, fully utilizes three kinds of advantages of blade, has both changed that to mix uneven, polymerization efficiency present in traditional agitating mode low Problem, again cause reaction stability significantly improve.

Brief description of the drawings

Fig. 1 is the utility model example structure schematic diagram；

Fig. 2 is the utility model embodiment top view；

Fig. 3 is the leaf swept-back paddle blade structure schematic diagram of the utility model embodiment three；

Reference in figure：Kettle 1, charging aperture 2, discharging opening 3, support frame 4, kettle cover 5, manhole 6, motor 7, support Frame 8, agitating shaft 9, hinging type stirrer paddle 10, steam inlet 11, steam (vapor) outlet 12, inner coil pipe 13, support bar 14, gusset 15, U Type chuck 16, adjusting nut 17, thermometer boss 18, pusher blade 18-1, four leaf swept-back blades 19.

Specific embodiment

The utility model embodiment is elaborated below in conjunction with the accompanying drawings.

Embodiment：As Figure 1-3, a kind of reactor prepared for low VOC adhesive, including kettle 1 and located at kettle The kettle cover 5 at the top of body 1, the kettle cover 5 is provided with manhole 6, charging aperture 2 and thermometer boss 18；The thermometer boss 18 is stretched Enter in kettle 1 and upper end is fixed on the kettle cover 5, thermometer is set in the thermometer boss 18, the bottom of kettle 1 is provided with discharging Mouth 3；The bottom of kettle 1 is set installs support frame 4；It is characterized in that：Also include agitating device；The agitating device includes driving Dynamic motor 7, support frame 8, agitating shaft 9 and stirring paddle mechanism；Support frame 8 is fixedly arranged on kettle cover 5, and motor 7 is located at support frame 8 On, one end of agitating shaft 9 rotates with motor 7 and is connected, and the other end is passed through in kettle 1 and is connected with stirring paddle mechanism；The kettle Steam inlet 11 and steam (vapor) outlet 12 are separately installed with the side wall of body 1；In being connected between steam inlet 11 and steam (vapor) outlet 12 Coil pipe 13；The positioner for fixing inner coil pipe 13 is connected with the side wall of kettle 1, positioner is fixedly connected with kettle 1； By the stirring of stirring paddle mechanism simultaneously, steam enters from steam inlet 11, is heated by inner coil pipe 13 so that stirring Material is heated evenly, and the reaction time of material accelerates, and makes reaction more abundant, improves stirring effect of the material in kettle 1 Fruit and stirring efficiency, the utility model simple structure are easy to use.

Positioner is symmetrically laid on the madial wall of kettle 1, and positioner includes support bar 14, is fixedly arranged on support bar 14 The gusset 15 of lower end；The support bar 14 is parallel with the side wall of kettle 1, and the bottom of support bar 14 is mutually butted on the bottom of kettle 1；Institute State gusset 15 vertical and be fixedly arranged on the inwall of kettle 1, be socketed with the support bar 14 and some be adapted with inner coil pipe 13 Collet mechanism；The collet mechanism is symmetrical arranged relative to inner coil pipe 13；Be fixed by positioning device inner coil pipe so that the reaction Kettle device sound construction, it is easy for installation.

Gusset 15 is spiral and is coiled on the madial wall of kettle 1 that the inner edge of the gusset 15 is welded in the inner side of kettle 1 Wall, the inner edge of gusset 15 and collet mechanism have radial clearance；The setting of gusset 15 improves the connection fastening of U-shaped chuck 16 Property, meanwhile, also to the steam medium length of flow in inner coil pipe 13, play the effect of reinforcing stabilization.

Collet mechanism includes U-shaped chuck 16 and is arranged on the adjusting nut 17 at the two ends of U-shaped chuck 16, the U-shaped chuck 16 The inner coil pipe 13 and the support bar 14 are surrounded, and is fastened by adjusting nut 17；The annular of inner coil pipe 13 is laid in kettle 1 Inwall, the inner coil pipe 13 keeps certain spacing with stirring paddle mechanism；Be easy to reactor uses safety.

Stirring paddle mechanism includes hinging type stirrer paddle 10, push type blade 18-1 and four leaves from top to bottom laid successively Swept-back blade 19；The hinging type stirrer paddle 10, push type blade 18-1 and four leaf swept-back blades 19 are equidistantly laid in On agitating shaft 9；By setting three kinds of different stirrer paddles, stirring efficiency and mixing quality is set all to greatly improve, to Beater operator Sequence brings great convenience so that stirring efficiency is effectively improved, and improves mixing quality；Meanwhile, hinging type is set and is stirred Blade 10, push type blade 18-1 and four leaf swept-back blades 19 are mixed, it is smaller to be so arranged on the resistance being subject in whipping process, Good action of turbulent flow can be carried out to material web simultaneously so that stirring is more uniform.

The bottommost of reactor is located at due to four leaf swept-back blades 19, material is delivered in from charging aperture 2 to reactor During, pass sequentially through hinging type stirrer paddle 10, the stirring of pusher blade 18-1 so that the stirring of material is more equal It is even, meanwhile, the blade tip of four leaf swept-back blades 19 is in sharp portion, further increases the stock-removing efficiency and cutting profit of material With rate.

Also just because of the blade tip of four leaf swept-back blade 19 is in sharp portion so that preceding shear force is larger, it is sufficient to make monomer Material be separated into fine droplets and uniformly can be suspended in liquid phase, be easy to polymerization and will not agglomeration pile up it is blocking；The stream circulation of stirring liquid is special Property it is good, can make liquid simultaneously produce axially and radially move；So that liquid carries out sufficiently circulation to eliminate the uneven of temperature Property, heat-transfer effect is good, and discharge rate is big；Liquid phase circulation is per minute good up to 5~10 mass transfer effects in kettle, and reaction in kettle can be made equal It is even consistent；Adapt to the change of proportion during low VOC adhesive preparation manipulation；Can with one layer of stirrer paddle replace several layers other The paddle of pattern, makes to simplify the structure easy to maintenance.

By using hinging type stirrer paddle 10, push type blade 18-1 and four 19 3 kinds of leaf swept-back blades are different stirs Blade is mixed, three kinds of advantages of blade are fully utilized, had both been changed and has been mixed uneven, polymerization effect present in traditional agitating mode The low problem of rate, causes that reaction stability significantly improves again.

The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or new using this practicality Type.Various modifications to these embodiments will be apparent for those skilled in the art, determine herein The General Principle of justice can in other embodiments be realized in the case where spirit or scope of the present utility model are not departed from；Cause This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein The most wide scope consistent with features of novelty.

Although more having used reference in figure herein：Kettle 1, charging aperture 2, discharging opening 3, support frame 4, kettle cover 5, Manhole 6, motor 7, support frame 8, agitating shaft 9, hinging type stirrer paddle 10, steam inlet 11, steam (vapor) outlet 12, inner coil pipe 13, support bar 14, gusset 15, U-shaped chuck 16, adjusting nut 17, thermometer boss 18, pusher blade 18-1, four leaf sweepback The grade term of formula blade 19, but it is not precluded from using the possibility of other terms.Using these terms just for the sake of more easily Describe and explain essence of the present utility model；Being construed as any additional limitation is all and the utility model spirit Disagree.

Claims (7)

1. a kind of reactor prepared for low VOC adhesive, including kettle（1）With located at kettle（1）The kettle cover at top（5）, The kettle cover（5）It is provided with manhole（6）, charging aperture（2）And thermometer boss（18）；The thermometer boss（18）Stretch into kettle （1）Interior and upper end is fixed on the kettle cover（5）On, the thermometer boss（18）Inside set thermometer, kettle（1）Bottom is provided with out Material mouth（3）；Kettle（1）Bottom set install support frame（4）；It is characterized in that：Also include agitating device；The stirring dress Put including motor（7）, support frame（8）, agitating shaft（9）With stirring paddle mechanism；Support frame（8）It is fixedly arranged on kettle cover（5）On, drive Dynamic motor（7）Positioned at support frame（8）On, agitating shaft（9）One end and motor（7）Connection is rotated, the other end is passed through kettle （1）It is interior to be connected with stirring paddle mechanism；The kettle（1）Steam inlet is separately installed with the wall of side（11）And steam (vapor) outlet（12）； Steam inlet（11）And steam (vapor) outlet（12）Between be connected with inner coil pipe（13）；Kettle（1）Side wall on be connected with for fixing Inner coil pipe（13）Positioner, positioner and kettle（1）It is fixedly connected.

2. it is according to claim 1 it is a kind of for low VOC adhesive prepare reactor, it is characterised in that：The positioning Device is symmetrically laid in kettle（1）On madial wall, positioner includes support bar（14）, it is fixedly arranged on support bar（14）Upper and lower side Gusset（15）；The support bar（14）With kettle（1）Side wall it is parallel, support bar（14）Bottom be mutually butted on kettle（1）Bottom Portion；The gusset（15）It is vertical and be fixedly arranged on kettle（1）Inwall on, the support bar（14）On be socketed with some and inner coil pipe （13）The collet mechanism being adapted；The collet mechanism is relative to inner coil pipe（13）It is symmetrical arranged.

3. it is according to claim 2 it is a kind of for low VOC adhesive prepare reactor, it is characterised in that：The gusset （15）For spiral and it is coiled in kettle（1）On madial wall, the gusset（15）Inner edge is welded in kettle（1）Madial wall, Gusset（15）Inner edge and collet mechanism have radial clearance.

4. it is according to claim 3 it is a kind of for low VOC adhesive prepare reactor, it is characterised in that：The chuck Mechanism includes U-shaped chuck（16）Be arranged on U-shaped chuck（16）The adjusting nut at two ends（17）, the U-shaped chuck（16）Surround The inner coil pipe（13）With the support bar（14）, and by adjusting nut（17）Fastening.

5. it is according to claim 4 it is a kind of for low VOC adhesive prepare reactor, it is characterised in that：The inner disc Pipe（13）Annular is laid in kettle（1）Inwall, the inner coil pipe（13）Certain spacing is kept with stirring paddle mechanism.

6. it is according to claim 5 it is a kind of for low VOC adhesive prepare reactor, it is characterised in that：The stirring Paddle mechanism includes the hinging type stirrer paddle from top to bottom laid successively（10）, pusher blade（18-1）With four leaf swept-back oars Leaf（19）；The hinging type stirrer paddle（10）, pusher blade（18-1）With four leaf swept-back blades（19）Equidistantly it is laid in Agitating shaft（9）On.

7. it is according to claim 6 it is a kind of for low VOC adhesive prepare reactor, it is characterised in that：Four leaf Swept-back blade（19）Blade tip be in sharp portion.