CN210496421U - A reation kettle for producing polyether modified resin coating - Google Patents

Abstract

The utility model relates to a chemical industry reaction equipment technical field aims at providing a reation kettle for producing polyether modified resin coating, and its technical scheme main points are: including the double-deck jar of body, the double-deck jar of body is including the inner tank body and the outer jar of body, inner tank body top is provided with the motor, motor shaft tip is provided with the (mixing) shaft that stretches into the inner tank internal portion, the (mixing) shaft lateral wall is provided with multilayer stirring vane, be provided with the heat preservation chamber between the inner tank body and the outer jar of body, be provided with the heat preservation in the heat preservation intracavity, inner tank body inside wall fixedly connected with heat conduction coil pipe, heat conduction coil pipe bottom is provided with the heat-conducting medium import that runs through the double-deck jar. The utility model has the advantages of good heat preservation, and effective adjustment and control of the reaction temperature in the reaction kettle.

Description

A reation kettle for producing polyether modified resin coating

Technical Field

The utility model relates to a chemical industry reaction equipment technical field, in particular to a reation kettle for producing polyether modified resin coating.

Background

The reaction temperature in the reaction kettle needs to be kept stable in the reaction of the polyether modified resin, and the traditional reaction kettle has weak control on the reaction temperature, so that the batch stability of the reaction is poor, and the qualification rate and the batch stability of finished products are influenced.

Chinese patent with publication number CN204911488U discloses a reactor of resin production equipment, which comprises a frame, be provided with reaction vessel in the frame, reaction vessel is provided with first interface, be provided with agitating unit in the frame, agitating unit includes the stirring rod, the one end of stirring rod is passed in first interface and is stretched into in the reactor, be provided with accuse temperature water bath in the frame bottom, reaction vessel arranges in accuse temperature water bath bottom, reaction vessel still is provided with drive arrangement, drive arrangement includes the converter, inverter motor, converter and power electric connection, inverter motor transmission is connected in the other end of stirring rod.

Although this kind of prior art scheme heats or cools down reaction vessel through accuse temperature water bath to keep reaction vessel's temperature stability, the heat transfer rate of accuse temperature water bath and reaction vessel is slower in the in-service use process, and control by temperature change efficiency and stability are relatively poor, thereby can influence the stability of reaction. Further improvements are therefore desirable.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a reation kettle for producing polyether modified resin coating has that the heat insulating ability is good, can effectively adjust and control reation kettle interior reaction temperature's advantage.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a reation kettle for producing polyether modified resin coating, includes the double-deck jar of body, the double-deck jar of body is including the inner tank body and the outer jar of body, inner tank body top is provided with the motor, motor shaft tip is provided with the (mixing) shaft that stretches into the inner tank internal portion, the (mixing) shaft lateral wall is provided with multilayer stirring vane, be provided with the heat preservation chamber between the inner tank body and the outer jar of body, inner tank internal side wall fixedly connected with heat conduction coil pipe, heat conduction coil pipe bottom is provided with the heat-conducting medium import that runs through the double-deck jar of body lateral wall, heat conduction coil pipe's top is.

By adopting the technical scheme, the heat-conducting medium is introduced into the heat-conducting coil pipe, the heat-conducting medium is in heat transfer with the feed liquid in the inner tank body through the heat-conducting coil pipe, and the heat-conducting coil pipe is directly contacted with the feed liquid, so that the temperature of the feed liquid can be quickly and effectively controlled; the heat preservation chamber that sets up between inner tank body and the outer jar of body can effectively reduce inner tank body and external heat transfer to reach the effect that carries out thermal-insulated heat preservation to the inner tank body, and then reach the stable effect of reaction feed liquid temperature in maintaining the inner tank body.

Further, heat conduction coil pipe bottom pipe below evenly is provided with a plurality of support otic placodes that are used for further supporting heat conduction coil pipe, and is a plurality of support otic placode welded fastening is in the internal lateral wall of inner tank.

Through adopting above-mentioned technical scheme, the welding point that support otic placode can increase heat conduction coil pipe bottom pipe and the internal side wall of inner tank to effectively increase the steadiness that heat conduction coil pipe and internal side wall of inner tank are connected.

Further, a heat preservation layer is arranged in the heat preservation cavity and is bonded on the inner side wall of the outer tank body through glue.

Through adopting above-mentioned technical scheme, through the fixed heat preservation of glue bonding, can improve the efficiency of heat preservation installation, also ensure that the heat preservation can be fine fixed with the laminating of outer jar of body inside wall, improve the heat preservation effect of heat preservation.

Furthermore, the thickness of the heat insulation layer is smaller than that of the heat insulation cavity.

Through adopting above-mentioned technical scheme, the thickness of heat preservation is less than the thickness in heat preservation chamber, can be so that the heat preservation chamber reserves certain space and forms the still air insulating layer, and still air coefficient of heat conductivity is very low, is natural thermal-insulated heat preservation, has also guaranteed the thermal-insulated effect in heat preservation chamber like this when reducing the heat preservation quantity.

Furthermore, the outer side wall of the inner tank body is coated with a heat insulation coating.

Through adopting above-mentioned technical scheme, thermal-insulated coating can further reduce the heat transfer between the internal side wall of jar and the external world to reduce the thermal dissipation of feed liquid in the internal jar, reach the effect that further improves the thermal-insulated heat preservation performance of internal jar.

Furthermore, an internal support base is arranged at the bottom of the heat preservation cavity.

Through adopting above-mentioned technical scheme, the supporting role to the internal jar of body bottom can be increased to the internal base that props, has further improved the internal stability that props of the internal jar of body.

Furthermore, a plurality of jet holes are formed in the surface of the stirring blade.

Through adopting above-mentioned technical scheme, when stirring reaction feed liquid, the downthehole feed liquid flow velocity of efflux is higher and form the efflux than stirring vane both sides feed liquid flow velocity to increased the inside torrent degree of feed liquid, and then played the effect that improves stirring vane and mix reaction feed liquid stirring.

Furthermore, a lantern ring is arranged at the position, close to the stirring shaft, of each layer of stirring blades, the stirring shaft is sleeved with the lantern ring, and a locking screw is connected to the side wall of the lantern ring in a threaded mode.

Through adopting above-mentioned technical scheme, locate the (mixing) shaft with the lantern ring cover and carry out the locking through locking screw to the lantern ring and fix to what can be rapid and stable installs stirring vane fixedly, reaches the effect that improves stirring vane and installs and remove efficiency.

To sum up, the utility model discloses following beneficial effect has:

1. the reaction kettle is characterized in that an inner tank body and an outer tank body are arranged, a heat preservation cavity is arranged between the inner tank body and the outer tank body, a heat preservation layer is bonded and fixed on the inner side wall of the outer tank body, and a heat insulation coating is coated on the outer side wall of the inner tank body, so that the effect of effectively improving the heat insulation performance of the reaction kettle is achieved;

2. through including jar internal side wall welded fastening heat conduction coil pipe, set up the heat-conducting medium import that runs through double-deck jar of side wall in heat conduction coil pipe bottom, set up the heat-conducting medium export that runs through double-deck jar of side wall at heat conduction coil pipe's top, through letting in heat-conducting medium in the heat-conducting coil pipe to reach the effect that stable efficient carries out the control by temperature change to the reaction feed liquid.

Drawings

FIG. 1 is a schematic overall view of a reaction vessel for producing a polyether modified resin coating in the example;

FIG. 2 is a sectional view showing an internal structure of a double-layered can body in the embodiment;

FIG. 3 is an enlarged partial schematic view of portion A of FIG. 2;

FIG. 4 is a schematic diagram illustrating the position relationship between the heat conducting coil and the supporting ear plate in the embodiment;

fig. 5 is a partially enlarged schematic view of a portion B in fig. 4.

In the figure, 1, a double-layer tank body; 11. a heat preservation cavity; 111. a heat-insulating layer; 112. an inner support base; 2. an inner tank body; 21. a thermal barrier coating; 3. an outer tank body; 4. a motor; 5. a stirring shaft; 6. a stirring blade; 61. a jet hole; 62. a collar; 7. a heat conducting coil; 71. a heat transfer medium inlet; 72. a heat transfer medium outlet; 8. a support ear plate; 9. a feed inlet; 10. a test-lens viewing port; 12. and (4) a discharge port.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b):

a reation kettle for producing polyether modified resin coating, as shown in figure 1 and figure 2, includes double-deck jar body 1, and double-deck jar body 1 includes inner tank body 2 and outer tank body 3, is provided with motor 4 at inner tank body 2 top intermediate position, is provided with feed inlet 9 and examination mirror viewing aperture 10 respectively in the both sides of motor 4, is provided with discharge gate 12 at double-deck jar body 1 bottom intermediate position.

As shown in fig. 2, a stirring shaft 5 extending into the inner tank 2 is arranged at the end of the rotating shaft of the motor 4, multiple layers of stirring blades 6 are arranged on the side wall of the stirring shaft 5, a lantern ring 62 is arranged at the position, close to the stirring shaft 5, of each layer of stirring blades 6, the stirring shaft 5 is sleeved with the lantern ring 62, a locking screw (not shown in the figure) is connected to the side wall of the lantern ring 62 in a threaded manner, and a plurality of jet holes 61 are formed in the surface of each stirring blade 6.

As shown in fig. 2 and 3, a heat preservation cavity 11 is arranged between the inner tank 2 and the outer tank 3, a heat preservation layer 111 is arranged in the heat preservation cavity 11, the heat preservation layer 111 is made of an extruded sheet with good heat insulation and heat preservation performance, light weight, high compressive strength and high corrosion resistance, the heat preservation layer 111 is fixed on the inner side wall of the outer tank 3 in a glue bonding mode, and the thickness of the heat preservation layer 111 is smaller than that of the temperature control cavity.

As shown in fig. 2 and 3, the outer side wall of the inner tank 2 is uniformly coated with the thermal insulation coating 21, an inner support base 112 made of extruded sheet material is arranged between the outer side wall of the bottom of the inner tank 2 and the thermal insulation cavity 11, and on one hand, the inner support base 112 can improve the support stability of the inner tank 2 and further improve the thermal insulation performance of the bottom of the inner tank 2.

As shown in fig. 2, 4 and 5, the inner side wall of the inner tank body 2 is welded and fixed with a heat conducting coil pipe 7, the bottom of the heat conducting coil pipe 7 is provided with a heat conducting medium inlet 71 penetrating through the side wall of the double-layer tank body 1, the top of the heat conducting coil pipe 7 is provided with a heat conducting medium outlet 72 penetrating through the side wall of the double-layer tank body 1, a plurality of supporting lug plates 8 used for further supporting the heat conducting coil pipe 7 are evenly welded and fixed below a conduit at the bottom of the heat conducting coil pipe 7, and each supporting lug plate 8 is welded and fixed on the. The ear plate 8 is supported by welding. Can increase the welding point of 7 bottom pipes of heat conduction coil pipe and the 2 inside walls of the inner tank body to effectively increase the steadiness that the heat conduction coil pipe 7 is connected with the 2 inside walls of the inner tank body.

The specific implementation process comprises the following steps:

feed liquid from feed inlet 9 pour into inner tank body 2 inside, when the needs heat up or cool down the feed liquid, let in corresponding heat-conducting medium from heat-conducting medium import 71 of heat-conducting coil 7, heat-conducting medium can flow through heat-conducting coil 7 and flow out from heat-conducting medium export 72 of heat-conducting coil 7, heat-conducting medium carries out heat transfer through heat-conducting coil 7 and feed liquid when circulating in heat-conducting coil 7, thereby heat or cool down the feed liquid fast effectually, temperature through control heat-conducting medium can be accurate and convenient control feed liquid temperature, the efficiency of carrying out temperature control to the feed liquid has been improved.

After the temperature of the feed liquid is stable, the heat insulating layer 111 arranged in the heat insulating cavity 11 and the heat insulating coating 21 coated on the outer side wall of the inner tank body 2 can effectively reduce the heat transfer between the feed liquid and the outside, so that the effect of effectively maintaining the temperature stability of the feed liquid is achieved, the stability of the reaction temperature in the reaction kettle is improved, and the qualification rate and the batch stability of finished products are improved.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims (8)

1. A reation kettle for producing polyether modified resin coating which characterized in that: including the double-deck jar of body (1), the double-deck jar of body (1) is including the inner tank body (2) and the outer jar of body (3), inner tank body (2) top is provided with motor (4), motor (4) pivot tip is provided with (mixing) shaft (5) that stretch into inner tank body (2) inside, (mixing) shaft (5) lateral wall is provided with multilayer stirring vane (6), be provided with heat preservation chamber (11) between the inner tank body (2) and the outer jar of body (3), inner tank body (2) inside wall fixedly connected with heat-conducting coil pipe (7), heat-conducting coil pipe (7) bottom is provided with heat-conducting medium import (71) that runs through the double-deck jar of body (1) lateral wall, the top of heat-conducting coil pipe (7) is provided with heat-conducting medium export (.

2. The reactor for producing a polyether modified resin coating according to claim 1, wherein: heat conduction coil pipe (7) bottom pipe below evenly is provided with a plurality of support otic placodes (8) that are used for further supporting heat conduction coil pipe (7), and is a plurality of support otic placode (8) welded fastening is in inner tank body (2) inside wall.

3. The reactor for producing a polyether modified resin coating according to claim 1, wherein: be provided with heat preservation (111) in heat preservation chamber (11), heat preservation (111) are laminated in outer jar of body (3) inside wall through the glue.

4. The reactor for producing a polyether modified resin coating according to claim 3, wherein: the thickness of the heat insulation layer (111) is smaller than that of the heat insulation cavity (11).

5. The reactor for producing a polyether modified resin coating according to claim 3, wherein: the outer side wall of the inner tank body (2) is coated with a heat insulation coating (21).

6. The reactor for producing a polyether modified resin coating according to claim 3, wherein: an internal supporting base (112) is arranged at the bottom of the heat preservation cavity (11).

7. The reactor for producing a polyether modified resin coating according to claim 1, wherein: and a plurality of jet holes (61) are formed in the surface of the stirring blade (6).

8. The reactor for producing a polyether modified resin coating according to claim 1, wherein: every layer stirring vane (6) are close to (mixing) shaft (5) department and are provided with lantern ring (62), (mixing) shaft (5) are located to lantern ring (62) cover, lantern ring (62) lateral wall threaded connection has locking screw.

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