CN215310248U

CN215310248U - Novel energy-saving triple-effect crystallization evaporator

Info

Publication number: CN215310248U
Application number: CN202121681003.8U
Authority: CN
Inventors: 包益鸣; 华娟
Original assignee: Jiangsu Chengong Machinery Technology Co ltd
Current assignee: Jiangsu Chengong Machinery Technology Co ltd
Priority date: 2021-07-22
Filing date: 2021-07-22
Publication date: 2021-12-28
Anticipated expiration: 2031-07-22

Abstract

The utility model relates to the technical field of evaporators and discloses a novel energy-saving triple-effect crystallization evaporator which comprises a triple-effect crystallization evaporation mechanism consisting of a feed pump, a first-effect heater, a first-effect separator and a second-effect heater, wherein materials are collected in a material box, the feed pump guides the materials in the material box into the first-effect heater, the first-effect heater is started simultaneously, external raw steam enters the first-effect heater to heat the materials in the first-effect heater in a first-stage manner, the inside of a centrifugal machine is arranged in a flow guide pipe, the outer circle of the flow guide pipe is provided with mounting grooves which are symmetrical front and back, and the inner wall surface of the centrifugal machine is fixedly provided with a connecting column at a position corresponding to the mounting grooves. In the utility model, the guide pipe drives the gravity block to be close to the port of the feeding pipe, which is positioned in the centrifuge, so that the material cannot continuously enter the centrifuge, and the centrifuge stops working, thereby achieving the effect of automatically stopping the material from being guided into the centrifuge.

Description

Novel energy-saving triple-effect crystallization evaporator

Technical Field

The utility model relates to the technical field of evaporators, in particular to a novel energy-saving triple-effect crystallization evaporator.

Background

The triple-effect multistage evaporator adopts a shell and tube circulating external heating working principle, has short physical heating time, high evaporation speed and large concentration ratio, effectively keeps the original material effect, has obvious energy-saving effect, and is widely suitable for the evaporation concentration process of liquid materials in pharmacy, chemical industry, food, light industry and the like.

Compared with a single-effect evaporator, the multi-effect evaporator increases the utilization of secondary steam, greatly reduces the utilization amount of raw steam and reduces energy consumption. In principle, the more the effect number of the evaporator is, the more the heat is fully utilized, the materials are respectively evaporated in multiple effects and finally guided into the centrifugal machine for solid-liquid separation, the existing centrifugal machine can be started or stopped through operation control of people, the working strength of the centrifugal machine is high, and the centrifugal machine cannot be automatically adjusted to stop operation.

Therefore, a novel energy-saving triple-effect crystallization evaporator is provided.

SUMMERY OF THE UTILITY MODEL

The utility model mainly solves the technical problems in the prior art and provides a novel energy-saving triple-effect crystallization evaporator.

In order to achieve the purpose, the utility model adopts the following technical scheme that a novel energy-saving triple-effect crystallization evaporator comprises a triple-effect crystallization evaporation mechanism consisting of a feeding pump, a first-effect heater, a first-effect separator and a second-effect heater, wherein materials are collected in a material box, the feeding pump guides the materials in the material box into the first-effect heater, the first-effect heater is started simultaneously, external steam is enabled to enter the inside of the first-effect heater, the materials in the first-effect heater are subjected to primary heating, the materials subjected to heating treatment in the first-effect heater reach the inside of the first-effect separator through a group of circulating pumps, the first-effect separator performs primary separation on the materials subjected to primary heating treatment, the materials subjected to primary separation treatment are sent to the inside of the second-effect heater through a first-effect material transfer pump, and the materials are respectively subjected to the second-effect separator through circulation, Triple effect heater, triple effect separator, condenser are finally leading-in to centrifuge's inside through the inlet pipe, centrifuge's inside sets up at the honeycomb duct, the mounting groove of symmetry around the honeycomb duct excircle department has been seted up, the position fixed mounting that centrifuge's internal face corresponds the mounting groove has the spliced pole, and the honeycomb duct passes through the mounting groove and rotates with the spliced pole to be connected, the one end of honeycomb duct has the gravity piece through solid fixed ring fixed mounting, centrifuge comprises centrifuge motor, centrifuge drum, the inlet pipe is kept away from to the honeycomb duct one end extend to the centrifuge drum directly over and with hollow structure's separator box fixed connection, the downside of honeycomb duct is close to the position department of separator box and passes through connecting rod fixed mounting hollow structure's bearing box.

Preferably, the feeding pipe is fixedly installed on one side wall surface of the centrifuge and is communicated with the interior of the centrifuge, and the feeding pipe is fixedly connected with the external connecting pipe through a connecting flange.

Preferably, one end of the flow guide pipe close to the feeding pipe is tightly attached to the feeding pipe and communicated with the feeding pipe.

Preferably, the centrifuge motor is arranged at the lower end of the centrifuge, and the output end of the centrifuge motor extends into the centrifuge and is fixedly connected with the centrifuge drum.

As preferred, the bottom filter screen has all been laid for equal parallel in hollow out construction and the hollow out construction to the bottom surface of separator box and bearing box, the inside of separator box is from the top down slope demountable installation has the slope filter screen.

Preferably, a connector is arranged on the inner wall surface of the separation box corresponding to the lower end of the inclined filter screen in a penetrating mode, a communicating pipe is fixedly mounted inside the connector, and one end, far away from the connector, of the communicating pipe penetrates through the hollow structure inside the extension bearing box.

Advantageous effects

The utility model provides a novel energy-saving triple-effect crystallization evaporator. The method has the following beneficial effects:

(1) the novel energy-saving triple-effect crystallization evaporator has the advantages that when materials are not in the centrifuge, the gravity action of the gravity block pulls the flow guide pipe to be in a horizontal state in the centrifuge, one end, close to the inlet pipe, of the flow guide pipe is kept to be tightly attached to the inlet pipe, the connecting column plays a lever role in two ends of the flow guide pipe, when the materials are continuously guided into the centrifuge from the inlet pipe, the materials are preliminarily and greatly separated from solid and liquid through the primary filtration of the inclined filter screen in the separation box, crystals with larger volume are intercepted by the inclined filter screen and slide into the bearing box through the communicating pipe, crystals with smaller volume and liquid are guided into the centrifuge drum through the bottom filter screen on the bottom of the separation box, the motor of the centrifuge is started, the centrifuge is enabled to run, when the weight of the crystals with larger volume collected in the bearing box is larger than the weight of the gravity block, the guide pipe taking the connecting column as the middle point inclines, so that one end of the guide pipe close to the feeding pipe inclines upwards, the guide pipe drives the gravity block to be close to the port of the feeding pipe, which is positioned in the centrifuge, so that the material can not continuously enter the centrifuge, the centrifuge stops working at the moment, and the effect of automatically stopping the material from being guided into the centrifuge is achieved.

(2) This novel energy-conserving triple effect crystallization evaporator, the great crystallization of volume is intercepted by the slope filter screen and is passed through communicating pipe and slide in the inside of bearing the case, and the inside of centrifuge drum is leading-in to the bottom filter screen that the less crystallization of volume and liquid pass through the separator box bottom surface, filters the interception with the great crystal of volume through the slope filter screen that sets up, has reached the effect that reduces centrifuge working strength.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.

FIG. 1 is a schematic plan view of a triple effect crystallization evaporator mechanism according to the present invention;

FIG. 2 is a schematic plan view of the internal structure of the centrifuge of the present invention;

FIG. 3 is a schematic perspective view of a draft tube according to the present invention;

fig. 4 is a plan view showing the internal structure of the separation box and the carrying box of the present invention.

Illustration of the drawings:

1. a feed pump; 2. a material box; 3. a primary heater; 4. a first effect separator; 5. a dual-effect heater; 6. a two-effect separator; 7. a triple effect heater; 8. a three-effect separator; 9. a condenser; 10. a centrifuge; 11. a condensate water buffer tank; 12. the outlet of the vacuum pump; 13. a mother liquor tank; 14. a centrifuge motor; 15. a centrifuge drum; 16. a feed pipe; 17. a connecting flange; 18. a flow guide pipe; 19. a gravity block; 20. a separation tank; 21. a connecting rod; 22. a carrying case; 23. mounting grooves; 24. connecting columns; 25. a liquid delivery pipe; 26. a mixed salt delivery pipe; 27. inclining the filter screen; 28. a bottom screen; 29. a communication pipe is provided.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b): a novel energy-saving triple-effect crystallization evaporator is shown in figures 1-4 and comprises a triple-effect crystallization evaporation mechanism consisting of a feed pump 1, an effect heater 3, an effect separator 4 and a double-effect heater 5, wherein materials are collected in a material box 2, the materials in the material box 2 are guided into the effect heater 3 through the feed pump 1, the effect heater 3 is started simultaneously, external steam is led into the effect heater 3 to heat the materials in the effect heater 3 in a primary mode, the materials heated in the effect heater 3 reach the inside of the effect separator 4 through a group of circulating pumps, the effect separator 4 performs single-effect separation on the materials subjected to the primary heating treatment, the materials treated by the effect separator 4 are conveyed into the double-effect heater 5 through a single-effect material transfer pump, and the materials are circulated to pass through the double-effect separator 6 and the double-effect separator 5 respectively, The three-effect heater 7, the three-effect separator 8 and the condenser 9 are finally guided into the centrifuge 10 through the feeding pipe 16, condensed water generated by material crystallization through three-effect is guided into the condensed water buffer tank 11, the condensed water in the condensed water buffer tank 11 is quickly discharged through the vacuum pump outlet 12, the feeding pipe 16 is fixedly installed on one side wall surface of the centrifuge 10 and is communicated with the inside of the centrifuge 10, the feeding pipe 16 is fixedly connected with an external connecting pipe through a connecting flange 17, the inside of the centrifuge 10 is arranged on a flow guide pipe 18, the outer circle of the flow guide pipe 18 is provided with front and back symmetrical mounting grooves 23, the inner wall surface of the centrifuge 10 is fixedly provided with a connecting column 24 corresponding to the mounting grooves 23, the flow guide pipe 18 is rotatably connected with the connecting column 24 through the mounting groove 23, one end of the flow guide pipe 18 is fixedly provided with a gravity block 19 through a fixing ring, one end of the flow guide pipe 18 close to the feeding pipe 16 is tightly attached to and communicated with the feeding pipe 16, the centrifuge 10 is composed of a centrifuge motor 14 and a centrifuge drum 15, the centrifuge motor 14 is arranged at the lower end of the centrifuge 10, the output end of the centrifuge motor 14 extends into the centrifuge 10 and is fixedly connected with the centrifuge drum 15, one end of the draft tube 18 far away from the feeding tube 16 extends to the right above the centrifuge drum 15 and is fixedly connected with the separation box 20 with a hollow structure, a bearing box 22 with a hollow structure is fixedly arranged at the position of the lower side surface of the draft tube 18 close to the separation box 20 through a connecting rod 21, bottom filter screens 28 are respectively laid in the hollow structures of the bottom surfaces of the separation box 20 and the bearing box 22 in parallel, an inclined filter screen 27 is detachably arranged in the separation box 20 in an inclined manner from top to bottom, a connecting port 29 is arranged at the position of the inner wall surface of the separation box 20 corresponding to the lower end of the inclined filter screen 27 in a penetrating manner, and a connecting pipe 29 is fixedly arranged in the interior of the separation box, one end of the communicating pipe 29 far from the connecting port penetrates through the hollow structure inside the extension bearing box 22, when the materials are not in the centrifuge 10, the gravity action of the gravity block 19 pulls the guide pipe 18 to be in a horizontal state inside the centrifuge 10, so that one end of the guide pipe 18 close to the feed pipe 16 is kept to be tightly attached to the feed pipe 16, the connecting column 24 plays a lever role on two ends of the guide pipe 18, when the materials are continuously guided into the centrifuge 10 from the feed pipe 16, the materials are primarily filtered through the inclined filter screen 27 inside the separation box 20 to achieve primary solid-liquid separation, crystals with larger volume are intercepted by the inclined filter screen 27 and slide into the bearing box 22 through the communicating pipe 29, crystals and liquid with smaller volume are guided into the centrifuge drum 15 through the filter screen 28 at the bottom of the separation box 20, the centrifuge motor 14 is started, so that the centrifuge 10 runs, the material passing through the centrifuge 10 is finally separated into mixed salt and mother liquor and is discharged from the centrifuge 10 through the mixed salt delivery pipe 26 and the liquid delivery pipe 25 respectively, the mother liquor is guided into the mother liquor tank 13 through the liquid delivery pipe 25, when the weight of the large-volume crystals collected in the carrying box 22 is greater than the weight of the gravity block 19, the draft tube 18 with the connecting column 24 as the middle point is inclined, so that one end of the draft tube 18 close to the feed pipe 16 is inclined upwards, the draft tube 18 drives the gravity block 19 to be close to the port of the feed pipe 16 in the centrifuge 10, and the material cannot continuously enter the centrifuge 10.

The working principle of the utility model is as follows: when the material is not in the centrifuge 10, the gravity action of the gravity block 19 pulls the draft tube 18 to be in a horizontal state in the centrifuge 10, so that one end of the draft tube 18 close to the feeding tube 16 is kept to be tightly attached to the feeding tube 16, the connecting column 24 plays a lever role on two ends of the draft tube 18, when the material is continuously guided into the centrifuge 10 from the feeding tube 16, the material is primarily separated from solid and liquid through the primary filtration of the inclined filter screen 27 in the separation box 20, the crystals with larger volume are intercepted by the inclined filter screen 27 and slide into the bearing box 22 through the communicating tube 29, the crystals with smaller volume and the liquid are guided into the drum centrifuge 15 through the bottom filter screen 28 at the bottom of the separation box 20, the centrifuge motor 14 is started, the centrifuge 10 is operated, when the weight of the crystals with larger volume collected in the bearing box 22 is larger than the weight of the gravity block 19, the draft tube 18 centered on the connecting post 24 is tilted such that the end of the draft tube 18 near the feed tube 16 is tilted upward, and the draft tube 18 drives the gravity block 19 to approach the end of the feed tube 16 located in the centrifuge 10, such that the material cannot enter the centrifuge 10.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a novel energy-conserving triple effect crystallization evaporimeter, includes by feed pump (1), one imitates heater (3), one imitates separator (4), the triple effect crystallization evaporation mechanism that two imitate heater (5) are constituteed, collects the material in the inside of material case (2), its characterized in that: the feeding pump (1) guides the materials in the material box (2) into the primary effect heater (3), the primary effect heater (3) is started simultaneously, external raw steam enters the primary effect heater (3), the materials in the primary effect heater (3) are subjected to primary heating, the materials subjected to heating treatment in the primary effect heater (3) reach the inside of the primary effect separator (4) through a group of circulating pumps, the primary effect separator (4) performs primary effect separation on the materials subjected to primary heating treatment, the materials subjected to treatment by the primary effect separator (4) are conveyed to the inside of the secondary effect heater (5) through the primary effect material transferring pump, and the materials are guided into the feeding pipe (10) through the secondary effect separator (6), the tertiary effect heater (7), the tertiary effect separator (8) and the condenser (9) respectively through the circulation, the centrifuge (10) is internally provided with a flow guide pipe (18), the excircle of the flow guide pipe (18) is provided with mounting grooves (23) which are symmetrical front and back, a connecting column (24) is fixedly arranged on the inner wall surface of the centrifuge (10) corresponding to the position of the mounting groove (23), the guide pipe (18) is rotatably connected with the connecting column (24) through the mounting groove (23), one end of the draft tube (18) is fixedly provided with a gravity block (19) through a fixed ring, the centrifuge (10) consists of a centrifuge motor (14) and a centrifuge drum (15), one end of the draft tube (18) far away from the feeding tube (16) extends to the right above the centrifuge drum (15) and is fixedly connected with a separation box (20) with a hollow structure, and a bearing box (22) with a hollow structure is fixedly arranged at the position, close to the separation box (20), of the lower side surface of the draft tube (18) through a connecting rod (21).

2. The novel energy-saving triple-effect crystallization evaporator as claimed in claim 1, characterized in that: the feeding pipe (16) is fixedly installed on one side wall surface of the centrifugal machine (10) and communicated with the inside of the centrifugal machine (10), and the feeding pipe (16) is fixedly connected with an external connecting pipe through a connecting flange (17).

3. The novel energy-saving triple-effect crystallization evaporator as claimed in claim 1, characterized in that: and one end of the draft tube (18) close to the feeding tube (16) is tightly attached to the feeding tube (16) and communicated with the feeding tube.

4. The novel energy-saving triple-effect crystallization evaporator as claimed in claim 1, characterized in that: the centrifuge motor (14) is arranged at the lower end of the centrifuge (10), and the output end of the centrifuge motor (14) extends into the centrifuge (10) and is fixedly connected with the centrifuge drum (15).

5. The novel energy-saving triple-effect crystallization evaporator as claimed in claim 1, characterized in that: bottom filter screen (28) have all been laid for equal parallel in hollow out construction and the hollow out construction to the bottom surface of separator box (20) and bearing box (22), the inside of separator box (20) is from the top to the bottom slope demountable installation has slope filter screen (27).

6. The novel energy-saving triple-effect crystallization evaporator as claimed in claim 1, characterized in that: the inner wall surface of the separation box (20) is provided with a connector corresponding to the lower end of the inclined filter screen (27) in a penetrating mode, a communicating pipe (29) is fixedly installed inside the connector, and one end, far away from the connector, of the communicating pipe (29) penetrates through the hollow structure inside the extension bearing box (22).