CN212283934U - Pump is beaten liquid circulation and is inhaled powder and throw material device - Google Patents

Abstract

The utility model relates to a chemical industry equipment field especially relates to a pump is beaten liquid circulation and is inhaled powder and throw material device. It includes: a pump provided with a suction pipe and a discharge pipe; the suction pipe of the pump is connected with a feed pipe, and the discharge pipe of the pump is connected with a discharge pipe; the feeding pipe is provided with a feeding pipe, and a feeding hopper is arranged at the opening of the feeding pipe. The utility model can realize the feeding of the reaction kettle in the working process; so that the charging material can be fully and uniformly mixed with the original liquid material in the reaction kettle; the operation is convenient and simple.

Description

Pump is beaten liquid circulation and is inhaled powder and throw material device

Technical Field

The utility model relates to a chemical industry equipment field especially relates to a pump is beaten liquid circulation and is inhaled powder and throw material device.

Background

The reaction kettle is a comprehensive reaction container, and the structural function and the configuration accessories of the reaction kettle are designed according to reaction conditions. The preset reaction steps can be completed with higher automation degree from the beginning of feeding, reaction and discharging, and the important parameters of temperature, pressure, mechanical control (stirring, blowing and the like), reactant/product concentration and the like in the reaction process are strictly regulated and controlled. The structure of the device is generally composed of a kettle body, a transmission device, a stirring device, a heating device, a cooling device and a sealing device.

Meanwhile, the reaction kettle is generally provided with corresponding auxiliary equipment, and the auxiliary equipment usually comprises: a fractionating column, a condenser, a water separator, a collecting tank, a filtering tank and the like.

However, the reaction kettle has the problem that the operation such as feeding or uniformly mixing the feeding is difficult to perform in the reaction process, so that the applicability of the existing reaction kettle in the preparation process of partial materials is poor. For example, in a florfenicol production reaction kettle, florfenicol needs to be added with intermediate raw materials in the preparation process, the addition process cannot interrupt the reaction, the raw materials are difficult to be added quickly and accurately only by the existing equipment, the addition operation is complicated, and a series of problems such as product quality reduction and the like are easily caused.

For example, the patent application of the utility model of a closed isocyanate circulation reaction kettle, which is disclosed in 2017, 7, month and 4, has the application publication number of CN206295946U and comprises a reaction kettle main body and a stirring mechanism, wherein the bottom of the reaction kettle main body is provided with a discharge hole, a stirring blade of the stirring mechanism is positioned in the reaction kettle main body, and the stirring blade is used for stirring materials; the circulating air inlet pipe is connected with the top of the condensation container through a gas conveying pipe, a shockproof corrugated pipe is arranged on the gas conveying pipe, the condensate pipe is arranged inside the condensation container, and the bottom of the condensation container is connected with the circulating nozzle through a circulating pump; the circulating air inlet pipe is arranged at the upper part of the reaction kettle main body, the circulating nozzle is arranged at the lower part in the reaction kettle main body, and the horizontal height of the circulating nozzle is lower than that of the bottom of the stirring blade. Above-mentioned technical scheme's reation kettle can improve the circulation and the mixing effect of whole material, still can't realize the reaction reinforced still, realizes convenient controllable multistage reaction promptly.

Disclosure of Invention

For solving current florfenicol production reation kettle and having to be difficult to conveniently carry out multistage reaction, need uncap reinforced after a reaction finishes to need carry out operations such as decompression sealing once more after reinforced, the flow is loaded down with trivial details, and reinforced inconvenient scheduling problem of back mixing, the utility model provides a pump is beaten liquid circulation and is inhaled powder and throw material device. The utility model aims to provide a: the method can be well matched with the existing reaction kettle for use, and the multi-stage reaction continuous operation is realized; secondly, the charging and the mixing can be realized simultaneously; thirdly, the operation is convenient and simple.

In order to achieve the above purpose, the utility model adopts the following technical scheme.

The utility model provides a pump liquid circulation inhales powder feeding device, includes:

a pump provided with a suction pipe and a discharge pipe;

the suction pipe of the pump is connected with a feed pipe, and the discharge pipe of the pump is connected with a discharge pipe;

the feeding pipe is provided with a feeding pipe, and a feeding hopper is arranged at the opening of the feeding pipe.

As a preference, the first and second liquid crystal compositions are,

and a discharge valve is arranged at the joint of the feeding pipe and the feeding hopper or on the feeding pipe.

As a preference, the first and second liquid crystal compositions are,

the inlet pipe is provided with an inlet valve, and the discharge pipe is provided with an outlet valve.

As a preference, the first and second liquid crystal compositions are,

the charging pipe and the pump are arranged on the same side of the inlet valve.

As a preference, the first and second liquid crystal compositions are,

the inlet valve is a one-way valve.

As a preference, the first and second liquid crystal compositions are,

and metal corrugated hoses are arranged between the feeding pipe and the suction pipe and between the discharging pipe and the discharging pipe.

As a preference, the first and second liquid crystal compositions are,

and a vacuum meter is arranged on the feeding pipe between the inlet valve and the feeding pipe.

The utility model has the advantages that:

1) the feeding of the reaction kettle in the working process can be realized;

2) so that the charging material can be fully and uniformly mixed with the original liquid material in the reaction kettle;

3) the operation is convenient and simple.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is another schematic structural diagram of the present invention;

in the figure: 1 pump, 101 suction pipe, 102 discharge pipe, 2 feed pipes, 201 feed pipe, 202 feed hopper, 203 inlet valve, 204 discharge valve, 205 vacuum gauge, 3 discharge pipe, 301 outlet valve, 4 metal bellows.

Detailed Description

The invention is described in further detail below with reference to specific embodiments and drawings. Those of ordinary skill in the art will be able to implement the invention based on these descriptions. Moreover, references to embodiments of the invention in the following description are generally only to be considered as examples of the invention, and not as all embodiments. Therefore, all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention shall fall within the protection scope of the present invention.

Examples

As shown in fig. 1 or fig. 2, the pump liquid circulation suction powder feeding device that can be used with a reaction kettle or a mixer, etc., in this embodiment, the specific connection and use are only explained as connection and use with a florfenicol production reaction kettle, and the pump liquid circulation suction powder feeding device specifically includes:

a pump 1 provided with a suction pipe 101 and a discharge pipe 102, and a discharge pipe 3 and a feed pipe 2 connected to the pump 1;

the feeding pipe 2 is connected with the suction pipe 101 of the pump machine 1, the discharging pipe 3 is connected with the discharge pipe 102 of the pump machine 1, the other end of the feeding pipe 2 is connected with the discharge hole of the reaction kettle, the other end of the discharge pipe 102 is connected with the feed inlet of the reaction kettle, liquid materials discharged by the reaction kettle can enter the pump machine 1 through the discharge hole of the reaction kettle, the feeding pipe 2 and the suction pipe 101 in sequence, are pumped out of the discharge pipe 102 under the action of the pump machine 1, and enter the reaction kettle again through the discharge pipe 3 and the feed inlet of the reaction kettle in sequence;

the pump machine 1 is connected with the reaction kettle, so that the liquid circulation of pumping can be realized, and the uniformity of liquid materials in the reaction kettle is effectively improved;

the feeding pipe 2 is connected with a feeding pipe 201 communicated with the feeding pipe 2, an opening of the feeding pipe 201 is connected with a feeding funnel 202, when the reaction kettle and the pump machine 1 work, workers can conveniently feed materials from the feeding funnel 202, pour the materials into the feeding funnel 202, the materials enter the feeding pipe 2 through the feeding pipe 201 to be mixed with liquid materials in the feeding pipe 2, and uniform dissolution and/or mixing is rapidly realized under the action of pumping liquid circulation generated by the pump machine 1;

and because the existing reaction kettle can only realize the closed work basically, in order to ensure the smooth and uninterrupted reaction process, the reaction kettle can not be opened to carry out the feeding operation in the reaction process generally, and even if the reaction kettle is opened to carry out the feeding, the fed raw materials can not be fully mixed and reacted with the original liquid materials in the reaction kettle, therefore, the utility model has the advantages that the design motivation lies in improving the flexibility of the use of the reaction kettle, and the multi-stage feeding reaction of the reaction kettle can be realized, the pump is realized through the pump machine 1 to pump the liquid circulation, so that the fed materials can be fully mixed and reacted with the original liquid materials in the reaction kettle;

a discharge valve 204 is arranged at the joint of the feeding pipe 201 and the feeding hopper 202 or on the feeding pipe 201, the discharge valve 204 can realize the pre-feeding into the feeding hopper 202, the valve is opened when the materials are required to be placed and mixed, and the discharge valve 204 can be closed under the other conditions to avoid the mistaken feeding operation or the external pollutants from entering the circulation system;

an inlet valve 203 is arranged on the feeding pipe 2, and an outlet valve 301 is arranged on the discharging pipe 3;

the arrangement of the inlet valve 203 and the outlet valve 301 enables the controllability of the pumping liquid circulation to be stronger, and facilitates the interruption or opening of the pumping liquid circulation;

the charging pipe 201 and the pump 1 are arranged on the same side of the inlet valve 203;

the inlet valve 203 is preferably a one-way valve which can effectively avoid the problem of backflow of liquid materials caused when the pump 1 is closed.

The metal corrugated hoses 4 can be arranged between the feeding pipe 2 and the suction pipe 101 and between the discharging pipe 3 and the discharging pipe 102 as shown in fig. 2, the arrangement of the metal corrugated hoses 4 can effectively reduce the action of the gravity of the pipeline on the pump shell of the pump machine 1, realize a certain protection effect on the pump machine 1, avoid the problems of pump leakage caused by the breakage of the pump shell or the breakage of a pump bracket, realize a certain buffer on newly added solid materials, and avoid the problems of internal damage of the pump machine 1 and the like caused by the larger impact of the solid materials on the pump machine 1;

a vacuum meter 205 is also arranged on the feeding pipe 2 between the inlet valve 203 and the feeding pipe 201.

Connect each pipeline with florfenicol production reation kettle's feed inlet and discharge gate before the use, wherein the discharge gate of florfenicol production reation kettle is connected to inlet pipe 2, and the feed inlet of florfenicol production reation kettle is connected to discharging pipe 3, and the material of waiting to add that needs add in the reaction process is filled in advance in feeding funnel 202 after connecting, during the use:

firstly, closing the inlet valve 203 and the discharge valve 204, opening the outlet valve 301, opening the pump 1 to enable the pump 1 to start working until the reading of the vacuum gauge 205 reaches-0.075-0.085 MPa, the emptying valve 204 is closed after the emptying valve 204 is opened to suck the material to be added in the feeding hopper 202 by the negative pressure action, simultaneously, an inlet valve 203 is opened and the intermediate product prepared in the florfenicol production reaction kettle is put in, the materials to be added are mixed with the intermediate product originally in the florfenicol production reaction kettle through the pump 1, and keeps the inlet valve 203 and the outlet valve 301 in an open state, closes the inlet valve 203 after pumping liquid for a plurality of times, under the action of the pump 1, the mixed material in the pipeline and the pump 1 is pumped into the florfenicol production reaction kettle again, and then the outlet valve 301 and the pump 1 are sequentially arranged, so that the material continuously reacts in the reaction kettle.

Claims (7)

1. The utility model provides a pump is beaten liquid circulation and is inhaled powder feeding device which characterized in that includes:

a pump provided with a suction pipe and a discharge pipe;

the suction pipe of the pump is connected with a feed pipe, and the discharge pipe of the pump is connected with a discharge pipe;

the feeding pipe is provided with a feeding pipe, and a feeding hopper is arranged at the opening of the feeding pipe.

2. The pump-beating liquid circulation powder-sucking feeding device as claimed in claim 1,

and a discharge valve is arranged at the joint of the feeding pipe and the feeding hopper or on the feeding pipe.

3. The pump-beating liquid circulation powder-sucking feeding device as claimed in claim 1,

the inlet pipe is provided with an inlet valve, and the discharge pipe is provided with an outlet valve.

4. The pump-beating liquid circulation powder-sucking feeding device as claimed in claim 3,

the charging pipe and the pump are arranged on the same side of the inlet valve.

5. The pump-beating liquid circulation powder-sucking feeding device as claimed in claim 3,

the inlet valve is a one-way valve.

6. The pump-beating liquid circulation powder-sucking feeding device as claimed in claim 1,

and metal corrugated hoses are arranged between the feeding pipe and the suction pipe and between the discharging pipe and the discharging pipe.

7. The pump-beating liquid circulation powder-sucking feeding device as claimed in claim 3,

and a vacuum meter is arranged on the feeding pipe between the inlet valve and the feeding pipe.

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