CN212757238U

CN212757238U - Evaporative crystallization device

Info

Publication number: CN212757238U
Application number: CN202020722326.6U
Authority: CN
Inventors: 彭锋; 夏荣才
Original assignee: Jiangsu Grand Drying Concentrating Equipment Co ltd
Current assignee: Jiangsu Grand Drying Concentrating Equipment Co ltd
Priority date: 2020-05-06
Filing date: 2020-05-06
Publication date: 2021-03-23
Anticipated expiration: 2030-05-06

Abstract

The utility model discloses an evaporation crystallization device relates to evaporation crystallization device technical field, and for solving the purity of current evaporation crystallization device evaporation crystallization high inadequately, the working property of evaporation crystallization problem that is not perfect yet. The evaporation equipment casing is installed to the top of suspension equipment casing, and evaporation equipment casing and suspension equipment casing sealing connection, the heat exchanger is installed to one side of suspension equipment casing, the feed inlet is installed to the opposite side of suspension equipment casing, the thick liquids delivery port is installed to the below of feed inlet, the circulating pump main part is installed to the below of heat exchanger, suspension equipment casing and circulating pump main part pass through circulating line sealing connection, evaporation equipment casing and heat exchanger pass through inlet channel sealing connection, vapor compressor is installed to one side of heat exchanger top, heat exchanger and vapor compressor pass through steam input tube sealing connection.

Description

Evaporative crystallization device

Technical Field

The utility model relates to an evaporation crystallization device technical field specifically is an evaporation crystallization device.

Background

The evaporative crystallizer uses the evaporation of part of the solvent to reach the supersaturation degree of the solution, which makes the principle and structure very similar to the evaporator used for the ordinary feed liquid concentration. Although conventional evaporators can tolerate solid deposits during operation, effective control of the grain size classification is difficult to achieve, and thus evaporative crystallizers often differ from conventional evaporators. Similar to reduced pressure evaporation, an evaporative crystallizer may also be operated under reduced pressure. The boiling point of the feed liquid can be reduced through pressure reduction, so that heat can be fully utilized through multi-effect evaporation, and the crystallizer in the multi-effect evaporation mode is adopted in NaCl production.

However, the purity of the evaporative crystallization of the existing evaporative crystallization device is not high enough, and the working performance of the evaporative crystallization is not perfect enough; thus, the existing demand is not satisfied, and an evaporative crystallization device is provided for the demand.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an evaporative crystallization device to solve the purity of the current evaporative crystallization device evaporative crystallization that proposes in the above-mentioned background art high inadequately, the working property of evaporative crystallization problem that is not perfect yet.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an evaporation crystallization device, includes suspension equipment casing, evaporation equipment casing, heat exchanger, circulating pump main part, vapor compressor and separator, the evaporation equipment casing is installed to the top of suspension equipment casing, and evaporation equipment casing and suspension equipment casing sealing connection, the heat exchanger is installed to one side of suspension equipment casing, the feed inlet is installed to the opposite side of suspension equipment casing, the thick liquids export of leading is installed to the below of feed inlet, the circulating pump main part is installed to the below of heat exchanger, suspension equipment casing and circulating pump main part pass through circulating line sealing connection, evaporation equipment casing and heat exchanger pass through inlet channel sealing connection No. one, vapor compressor is installed to one side of heat exchanger top, heat exchanger and vapor compressor pass through steam input pipe sealing connection.

Preferably, the evaporation equipment shell and the steam compressor are hermetically connected through a main steam pipeline, and a condensed water guide pipeline is installed below one side of the heat exchanger.

Preferably, a suspension device cavity is arranged inside the suspension device shell, and an evaporation device cavity is arranged inside the evaporation device shell.

Preferably, a condensation inner pipeline is installed inside the heat exchanger, and the condensation inner pipeline is hermetically connected with the steam input pipe and the condensed water outlet pipeline.

Preferably, a separator is arranged above the inside of the evaporation equipment shell, and a cleaning pipeline opening is arranged on one side of the evaporation equipment shell.

Preferably, the evaporation heating piece is installed to the inside rear end of evaporation equipment casing, the one end of inlet channel runs through and extends to the inside of evaporation equipment casing, No. two inlet channels are installed to the one end of an inlet channel, fixed pipeline under the intermediate position department of evaporation equipment casing lower extreme installs, and fixed pipeline and evaporation equipment casing structure as an organic whole down.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses an install suspension equipment, evaporation plant, heat exchanger and vapor compressor, guarantee circulation performance and evaporation condensation performance that can be better, part simple structure, the working property of guarantee evaporation crystallization that can be better, through installing the separator, can be better separate the gas-liquid, guarantee the performance of purification, solved the purity of the evaporation crystallization of current evaporation crystallization device high inadequately, the working property of evaporation crystallization is not perfect enough;

2. the utility model discloses an install a plurality of pipelines, equal sealing connection between pipeline and the part, the stability ability of guarantee evaporation crystallization work that can be better, the cooling performance of guarantee circulating water that the heat exchanger can be better.

Drawings

FIG. 1 is a front view of an evaporative crystallization apparatus according to the present invention;

FIG. 2 is a sectional view of an evaporative crystallization apparatus according to the present invention;

fig. 3 is a schematic view of the internal structure of the casing of the evaporation apparatus of the present invention.

In the figure: 1. a suspension device housing; 2. an evaporation apparatus housing; 3. a heat exchanger; 4. a feed inlet; 5. a slurry outlet; 6. a circulation pump main body; 7. a circulation pipe; 8. a first water inlet pipeline; 9. a vapor compressor; 10. a steam input pipe; 11. a main steam line; 12. a condensed water leading-out pipeline; 13. a suspension device cavity; 14. an evaporation equipment cavity; 15. condensing the inner conduit; 16. a separator; 17. cleaning a pipeline opening; 18. evaporating and heating blocks; 19. a second water inlet pipeline; 20. and a lower fixed pipeline.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, the present invention provides an embodiment: an evaporation crystallization device comprises a suspension equipment shell 1, an evaporation equipment shell 2, a heat exchanger 3, a circulating pump main body 6, a vapor compressor 9 and a separator 16, wherein the evaporation equipment shell 2 is installed above the suspension equipment shell 1, the evaporation equipment shell 2 is in sealing connection with the suspension equipment shell 1, the sealing performance of the device can be better guaranteed, the heat exchanger 3 is installed on one side of the suspension equipment shell 1, a feed inlet 4 is installed on the other side of the suspension equipment shell 1, a slurry guide outlet 5 is installed below the feed inlet 4, the circulating pump main body 6 is installed below the heat exchanger 3, the suspension equipment shell 1 is in sealing connection with the circulating pump main body 6 through a circulating pipeline 7, the evaporation equipment shell 2 is in sealing connection with the heat exchanger 3 through a water inlet pipeline 8, the vapor compressor 9 is installed on one side above the heat exchanger 3, and the heat exchanger 3 is in sealing connection with the vapor compressor 9 through a vapor, the sealing performance of the structure is better guaranteed, and the integral use performance is more perfect.

Further, evaporation equipment casing 2 and vapor compressor 9 pass through main steam pipe 11 sealing connection, and the pipeline 12 is derived to the comdenstion water is installed to the below of heat exchanger 3 one side, derivation comdenstion water that can be better.

Further, a suspension device cavity 13 is arranged inside the suspension device housing 1, and an evaporation device cavity 14 is arranged inside the evaporation device housing 2.

Further, the inside of the heat exchanger 3 is provided with the inner condensing pipeline 15, and the inner condensing pipeline 15 is hermetically connected with the steam input pipe 10 and the condensate water derivation pipeline 12, so that the condensing performance is more stable and complete, and the practicability is higher.

Further, separator 16 is installed to the inside top of evaporation equipment casing 2, and clearance pipeline mouth 17 is installed to one side of evaporation equipment casing 2, can be better to the inside clearance of part, it is more convenient to clear up.

Further, evaporation heating piece 18 is installed to the inside rear end of evaporation equipment casing 2, and the one end of inlet channel 8 runs through and extends to evaporation equipment casing 2's inside, and inlet channel 19 No. two is installed to the one end of inlet channel 8, and fixed pipeline 20 is installed down to the intermediate position department of evaporation equipment casing 2 lower extreme, and fixed pipeline 20 and evaporation equipment casing 2 structure as an organic whole down, and structural performance is more perfect, and stability is higher.

The working principle is as follows: during the use, can add the liquid that needs to carry out the evaporation crystallization through feed inlet 4, liquid passes through circulating line 7 and the inside that circulating pump main part 6 got into heat exchanger 3, liquid gets into the inside of evaporation equipment casing 2 through inlet channel 8 again, can be better heat liquid through evaporation heating piece 18, steam carries out gas-liquid separation through separator 16, steam passes through main steam pipe 11, vapor compressor 9 and steam input pipe 10 get into the inside of the inside condensation interior conduit 15 of heat exchanger 3, the quick crystallization of steam rethread condensation water is derived the pipeline 12 and is discharged can, the inside liquid of evaporation equipment casing 2 can get into the inside of suspension equipment casing 1 through fixed pipeline 20 down, guarantee cyclicity that can be better.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an evaporation crystallization device, includes suspension device casing (1), evaporation device casing (2), heat exchanger (3), circulating pump main part (6), vapor compressor (9) and separator (16), its characterized in that: an evaporation equipment shell (2) is arranged above the suspension equipment shell (1), the evaporation equipment shell (2) is hermetically connected with the suspension equipment shell (1), one side of the suspension equipment shell (1) is provided with a heat exchanger (3), a feed inlet (4) is arranged on the other side of the suspension device shell (1), a slurry outlet (5) is arranged below the feed inlet (4), a circulating pump main body (6) is arranged below the heat exchanger (3), the suspension device shell (1) and the circulating pump main body (6) are hermetically connected through a circulating pipeline (7), the evaporation equipment shell (2) is hermetically connected with the heat exchanger (3) through a first water inlet pipeline (8), a vapor compressor (9) is arranged on one side above the heat exchanger (3), the heat exchanger (3) is hermetically connected with the steam compressor (9) through a steam input pipe (10).

2. An evaporative crystallization device as defined in claim 1, wherein: evaporation equipment casing (2) and vapor compressor (9) are through main steam pipe (11) sealing connection, pipeline (12) are derived to the comdenstion water is installed to the below of heat exchanger (3) one side.

3. An evaporative crystallization device as defined in claim 1, wherein: the suspension device is characterized in that a suspension device cavity (13) is arranged inside the suspension device shell (1), and an evaporation device cavity (14) is arranged inside the evaporation device shell (2).

4. An evaporative crystallization device as defined in claim 1, wherein: and a condensation inner pipeline (15) is arranged in the heat exchanger (3), and the condensation inner pipeline (15) is hermetically connected with the steam input pipe (10) and the condensed water guide-out pipeline (12).

5. An evaporative crystallization device as defined in claim 1, wherein: separator (16) are installed to the inside top of evaporation equipment casing (2), clearance pipeline mouth (17) are installed to one side of evaporation equipment casing (2).

6. An evaporative crystallization device as defined in claim 1, wherein: evaporation heating piece (18) are installed to the inside rear end of evaporation equipment casing (2), the one end of intake pipe (8) runs through and extends to the inside of evaporation equipment casing (2), intake pipe (19) No. two are installed to the one end of intake pipe (8), fixed pipeline (20) are installed down to the intermediate position department of evaporation equipment casing (2) lower extreme, and fixed pipeline (20) and evaporation equipment casing (2) structure as an organic whole down.