CN206304705U - A kind of use for laboratory high-pressure temperature control stirs small-sized reactor - Google Patents

Abstract

Small-sized reactor is stirred the utility model discloses a kind of use for laboratory high-pressure temperature control, the reactor includes reactor kettle and kettle cover, the motor with variable-frequency governor, explosion-proof visor lamp, flange visor, agitating shaft, heater, attemperating unit and base.This reactor is in the 12cm of external diameter 10, on the kettle of the 8mm of wall thickness 5, various functions module is integrated with by optimizing layout, can integral demounting, stir speed (S.S.) can be controlled, hyperbaric heating reaction condition is realized, convenient use person understands and control kettle internal temperature in time, safe and reliable, processing and fabricating is simple, can meet laboratory chemical reaction and require.

Description

A kind of use for laboratory high-pressure temperature control stirs small-sized reactor

Technical field

The utility model design mixing plant field, and in particular to a kind of use for laboratory high-pressure temperature control stirring small size back should Kettle.

Background technology

Reactor is a kind of container for being commonly used in and physically or chemically reacting.Common traditional reactor is widely used in stone Each industry such as oil, chemical industry, for the technical process such as completing to vulcanize, nitrifying, hydrogenate, volume is larger, and general capacity is hundreds of to several Kilolitre.The general small volume of the small-sized reactor of use for laboratory, prepares simply, agitator is often provided with cavity, by motor Drive agitating shaft to carry out reaction stirred, accelerate reaction to carry out.

As known in the art, in some special cases, it is necessary to be reacted under different air pressure, it is therefore desirable to can test Go out the reaction condition of different air pressure.In order to accelerate the carrying out of reaction, also need to heat the solution in reactor sometimes.Make While the small-sized reactor of use for laboratory needs to meet above-mentioned various reactions to be required, also to need to have both safe and reliable, letter is made It is easily cheap, the features such as reaction residue is easily cleared up, it may be necessary to which observing response process is easy to experimental study or the teaching to make With.

Common heating stirring synthetic reaction can be completed in glass flask, under this reaction condition, various reagents Consumption can as little as 100ml, but glassware bears that hyperbar ability is low, is related to the reaction under hyperbar, generally uses 304 stainless steel vessels.And limited by processing factors, the stainless steel pressure reaction vessel of below work capacity 5L is difficult to.

Large-size reactor contains various functional modules, and with reactor, how optimization module is laid out small-size laboratory, simplifies knot Structure is always a problem, and the utility model designs more rational apparatus structure by constantly exploration, is ensureing to use safety While, possess and meet various reaction needs, plurality of advantages simple to operate.

Utility model content

Small-sized reactor is stirred the utility model proposes a kind of use for laboratory high-pressure temperature control, is solved and is existed in the prior art Above-mentioned deficiency.

The utility model includes reactor body and kettle cover, and reactor body includes high-speed induction motor, agitating shaft, explosion-proof Visor lamp, flange visor, heater, attemperating unit and base, the reactor kettle cover be provided with charging aperture, gas valve, Barometer and adjustable pressure limiting valve simultaneously connect variable-frequency governor controlled motor, and the charging aperture of reactor is provided with copper connecting valve and can Infundibulate feed pipe is installed, high-speed induction motor is arranged on the fixed plate top of reactor, and agitating shaft is arranged on kettle cover and extends Into the inner chamber of reactor body, the output end connection agitating shaft of high-speed induction motor is connected with agitating shaft and alternatively stirs Mix rod and paddle is symmetrically set with stirring rod, barometer is provided with reactor kettle cover and gas valve can be external Air pump, reactor kettle top is provided with explosion-proof visor lamp, flange visor, explosion-proof visor lamp external power supply and switch, coordinates and sees Course of reaction in mouthful flange visor observable reactor is examined, facilitates observing response process, reactor kettle is coated with by heating electricity Resistance, the heating mantle of 304 stainless steel surfaces of mica powder composition, heater interplantation K-type is coated with the chamber outer wall of reactor Intelligent PID temperature controller and IEC255 relays in thermocouple and external industrial control box.

Preferably, a kind of above-mentioned use for laboratory high-pressure temperature control stirs small-sized reactor, and reactor kettle is that external diameter is 10- 12cm, wall thickness are 304 stainless-steel seamless pipes of 5-8mm, and wall processing welding in side sets visor lamp and observation window, and bottom is convex Base plate argon arc welding back cover, the reaction kettle cover is 1-1.6mm 304 stainless steel plates of thickness, by being machined into charging aperture, air pressure Meter, stirring axis hole and fastening bolt, reactor kettle and kettle cover are tethered by being welded on the screw threads for fastening of kettle outer surface and connect, and are used Nitrile rubber circle is sealed.

Preferably, a kind of above-mentioned use for laboratory high-pressure temperature control stirs small-sized reactor, and kettle top is provided with visor lamp With the observation window for being provided with flange straight visor, visor lamp uses LED anti-explosion lamp, coordinates observation window to see course of reaction Survey.

Preferably, a kind of above-mentioned use for laboratory high-pressure temperature control stirs small-sized reactor, and heater is open loop cylinder Stainless steel electric heating cover, inside is the mica layer of electrical heating wire winding, and heater circuit resistance is in " S " in stainless steel electric heating chuck Type is arranged, and is cladded with asbestos layer of cloth, is aided with stainless steel plate packaging and is formed, and interplantation K-type thermocouple detection reaction kettle temperature degree simultaneously connects Temperature controller and relay are connect, can voluntarily be disconnected with keeping temperature after reaching target temperature.

Preferably, a kind of above-mentioned use for laboratory high-pressure temperature control stirs small-sized reactor, the motor shaft of high-speed induction motor By vacuum dynamic seal bearing coupled reaction kettle kettle cover, agitator is connected with motor shaft by shaft coupling, is set on agitator Fan-shaped paddle can bring up reaction solution when rotating, and promote levels liquid to be sufficiently mixed and react, can be according to difference The reaction solution of property is substituted for semilune, turbine shape and 304 stainless steels, the stirring rod of polytetrafluoroethylene (PTFE) material.

Preferably, a kind of above-mentioned use for laboratory high-pressure temperature control stirs small-sized reactor, and the external air pump is by high pressure In gas press-in reactor kettle, manufacture reaction under high pressure environment or improve reaction rate.

Preferably, a kind of above-mentioned use for laboratory high-pressure temperature control stirs small-sized reactor, the reactor kettle and base Between the buffer unit that sets reactor body is divided into base and reactor body two parts, buffer unit uses rubber cushion or bullet Spring, can effectively buffer the impulsive force of whipping process, it is ensured that use safety.

Preferably, a kind of above-mentioned use for laboratory high-pressure temperature control stirs small-sized reactor, and the reactor capacity is smaller, fits Close reaction of the reaction solution within 1L.

Preferably, a kind of above-mentioned use for laboratory high-pressure temperature control stirs small-sized reactor, and reactor kettle cover and kettle pass through Screw threads for fastening is tethered and connect, detachable to separate, easy cleaning reaction Liquid Residue.

Preferably, a kind of above-mentioned use for laboratory high-pressure temperature control stirs small-sized reactor, the gas trap on reactor kettle cover Door, adjustable pressure limiting valve, charging aperture valve use 304 steel flange ball valves, and it is 2cm's that the pipeline for being connected uses internal diameter Gapless stainless steel tube, all connections are connected using steel flange, and air-tightness is excellent.

Preferably, a kind of above-mentioned use for laboratory high-pressure temperature control stirs small-sized reactor, and charging aperture quantity is one, and can Replace funneling feed pipe.

The utility model has the advantages that：Using when external air pump and itself good sealing can be utilized to manufacture reaction under high pressure Environment, the heater of kettle can give reaction manufacture reaction condition, be aided with when using and be sufficiently mixed uniformly, carry significantly The utilization ratio of reactor is risen, reaction rate has been accelerated, using explosion-proof visor lamp and the observation reaction of flange visor in reaction Process, as the small-sized reactor of use for laboratory, the advantages of having perfect in shape and function, small volume while convenient teaching concurrently, operate simple.

Brief description of the drawings

In order to illustrate more clearly of the technical scheme in the utility model embodiment, below will be to needed for embodiment description The accompanying drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some realities of the present utility model Example is applied, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to these accompanying drawings Obtain other accompanying drawings.

Accompanying drawing 1 is the utility model structural representation.

Accompanying drawing 2 is reactor kettle cover structural representation.

Reference numerals list：1- reactor kettlies；2- reactors kettle cover/fixed plate；3- high-speed induction motors；4- feeds Mouthful；5- barometers；6- gas valves；7- agitating shafts；8- stirring rod；9- electric heater units；10- screw threads for fastening bolts；Limit that 11- is adjustable Pressure valve；12- bases；13- rubber cushion buffer units；The external industrial control boxes mouthful of 14-；The explosion-proof visor lamps of 15-LED；16- flanges visor is observed Window；

Specific embodiment

Below in conjunction with accompanying drawing, specific embodiment of the present utility model is further described.

See accompanying drawing 1, the present invention has kettle 1, kettle cover 2, motor 3；Kettle cover 2 is tight by screw threads for fastening bolt 10 with kettle 1 Connection, detachable after use to separate cleaning, kettle cover 2 is provided with butyronitrile sealing ring；Kettle top is provided with the explosion-proof He of visor lamp 15 Observation panel 16, observation panel uses flange visor；Agitating shaft 7 is arranged in kettle 1, is detachable, and its axis and kettle 1 Axis overlaps；Electric heater unit 9 is coated on the outer wall of kettle 1 in cylinder, and heater circuit is arranged in " S " type, around circuit Cladding mica powder；Electric heater unit 9 is connected with industrial control box connector 14, and industrial control box is provided with relay control switch；Electrical heating The interplantation K-type thermocouple of device 9 surveys temperature of reaction kettle and connects relay in industrial control box, and guarantor can be voluntarily disconnected after reaching target temperature Hold temperature；Barometer 5 and adjustable pressure limiting valve 11 are arranged on kettle cover 2；Barometer 5, external air pump are provided with kettle cover 2.

See accompanying drawing 2, this reactor kettle cover 2 is provided with motor 3, barometer 5, gas valve 6, agitating shaft 7, the and of charging aperture 4 Adjustable pressure limiting valve 11 etc., by after reasonably optimizing, its distribution is as illustrated, close using acrylonitrile butadiene packing material inside kettle cover Envelope.The both sides of kettle cover 2 are screw threads for fastening bolts 10.

According to embodiment of the present utility model, kettle cover 2 and kettle 1 are connected by screw threads for fastening bolt 10, can integral demounting, sink Shallow lake can be dipped in the reactant or product of reactor kettle 1 with spoon, be also allowed for while the operation for facilitating experimenter Reactor is cleared up after experiment.

When using, raw material can be in advance added in kettle 1, stirring rod 8 and paddle be installed, using screw threads for fastening bolt 10 Combine closely kettle cover 2 and kettle 1；Install and utilize infundibulate feed pipe to add raw material by charging aperture 4, start variable-frequency motor 3 Drive the mixing of the Stirring of agitating shaft 7；When reaction under high pressure condition is needed, external air pump connection gas valve 6 is passed through air；When When improving reaction temperature, external industrial control box switch is opened, heated to kettle 1 using electric calorifie installation 9, while being monitored using temperature controller And control the temperature of kettle 1.

When using, control reactor temperature in the kettle can be switched by industrial control box change, using observation panel 16 and explosion-proof visor Lamp 15 observes course of reaction, is easy to experimental study or teaching.

Preferred embodiment of the present utility model is the foregoing is only, is not used to limit the utility model, it is all at this Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc. should be included in the utility model Protection domain within.

Claims (8)

1. a kind of use for laboratory high-pressure temperature control stirs small-sized reactor, including reactor body and kettle cover, it is characterized by, it is described anti- Answering kettle body includes high-speed induction motor, agitating shaft, explosion-proof visor lamp, flange visor, heater, attemperating unit and base, The reactor kettle cover is provided with charging aperture, gas valve, barometer and adjustable pressure limiting valve and connects variable-frequency governor control electricity Machine, kettle sidewall upper is provided with observation panel and explosion-proof visor lamp, and base is arranged on the cavity lower section of reactor body, agitating shaft It is arranged on kettle cover in the inner chamber for extending to reactor body, heater is coated on cylindrical reactor body surface, at a high speed The output end connection agitating shaft of variable-frequency motor, is connected with replaceable stirring rod and symmetrical in stirring rod on agitating shaft Paddle, explosion-proof visor lamp external power supply and switch are provided with, are coordinated and was reacted in observation panel flange visor observable reactor Journey, the heating mantle of 304 stainless steel surfaces being made up of adding thermal resistance, mica powder is coated with the chamber outer wall of reactor, heating Device connects intelligent PID temperature controller and IEC255 relays in thermocouple and external industrial control box.

2. a kind of use for laboratory high-pressure temperature control according to claim 1 stirs small-sized reactor, it is characterized by, described is anti- It is 304 stainless-steel seamless pipes that external diameter is 10-12cm, wall thickness is 5-8mm to answer kettle kettle, and wall processing welding in side sets visor lamp With observation window, bottom is convex base plate argon arc welding back cover, and the reactor kettle cover is 1-1.6mm 304 stainless steel plates of thickness, is passed through Charging aperture, barometer, stirring axis hole and fastening bolt are machined into, reactor kettle is with kettle cover by being welded on kettle outer surface Screw threads for fastening tether and connect, sealed using nitrile rubber circle.

3. a kind of use for laboratory high-pressure temperature control according to claim 1 stirs small-sized reactor, it is characterized by, reactor kettle Gas valve, adjustable pressure limiting valve, the charging aperture valve for covering use 304 steel flange ball valves, the pipeline for being connected to adopt With the gapless stainless steel tube that internal diameter is 2cm.

4. a kind of use for laboratory high-pressure temperature control according to claim 1 stirs small-sized reactor, it is characterized by, reactor kettle Body top is provided with the explosion-proof visor lamps of LED and is provided with the observation window of flange straight visor.

5. a kind of use for laboratory high-pressure temperature control according to claim 1 stirs small-sized reactor, it is characterized by, heater It is open loop cylinder stainless steel electric heating cover, inside is the mica layer of electrical heating wire winding, is cladded with asbestos layer of cloth, is aided with not Rust steel plate packaging is formed, and interplantation K-type thermocouple detection reaction kettle temperature degree simultaneously connects relay, can voluntarily break after reaching target temperature Open with keeping temperature.

6. a kind of use for laboratory high-pressure temperature control according to claim 1 stirs small-sized reactor, it is characterized by, high speed frequency conversion The motor shaft of motor is connected with motor shaft by vacuum dynamic seal bearing coupled reaction kettle kettle cover, agitator by shaft coupling, can Semilune, turbine shape and 304 stainless steels, the stirring rod of polytetrafluoroethylene (PTFE) material are substituted for according to reaction solution of different nature.

7. a kind of use for laboratory high-pressure temperature control according to claim 1 stirs small-sized reactor, it is characterized by, the heating In stainless steel electric heating chuck, heater circuit resistance is in " S " type in stainless steel electric heating chuck to the heater circuit resistance of set Arrangement.

8. a kind of use for laboratory high-pressure temperature control according to claim 1 stirs small-sized reactor, it is characterized by, the charging Mouth quantity is one, and replaceable funneling feed pipe.