CN210751329U

CN210751329U - Multi-effect evaporator

Info

Publication number: CN210751329U
Application number: CN201921652481.9U
Authority: CN
Inventors: 徐先海; 杨兆斌; 彭治华
Original assignee: Hubei Yaozhihe Chemical Co ltd
Current assignee: Hubei Yaozhihe Chemical Co ltd
Priority date: 2019-09-30
Filing date: 2019-09-30
Publication date: 2020-06-16
Anticipated expiration: 2029-09-30

Abstract

The utility model relates to a chemical industry equipment technical field discloses a multi-effect evaporator, including first evaporator housing, second evaporator housing and third evaporator housing, the support frame has all been cup jointed to the bottom of first evaporator housing, second evaporator housing and third evaporator housing, the bottom fixedly connected with unable adjustment base of support frame. The utility model has the advantages of it is following and effect: the multi-effect evaporator is in threaded connection between the evaporator shell and the top cover component during maintenance and repair, and further can make things convenient for staff to dismantle it and maintain, and the maintainer twists screwed connection pipe soon and can separate first threaded rod and second threaded rod, thereby can dismantle the heating pipe, and the packing ring can prevent support column and ground direct contact, thereby can increase the life of support column, through changing the packing ring after the packing ring corrodes, thereby can prevent that the whole corroded condition of unable adjustment base from taking place.

Description

Multi-effect evaporator

Technical Field

The utility model relates to a chemical industry equipment technical field, in particular to multi-effect evaporator.

Background

There are a large number of evaporation operations in industrial production, especially in the fields of chemical industry, pharmacy, paper making, sewage treatment, seawater desalination, etc. In the current large-scale industrial production, a tubular falling film evaporator is generally adopted for evaporation operation to form a multi-effect evaporation system, and high-temperature steam is used as a heat source to carry out boiling evaporation heated by an indirect heat source. The tubular falling-film evaporator is divided into a vertical tube type falling-film evaporator and a horizontal tube type falling-film evaporator according to the structure. The multi-effect evaporation system is characterized in that a plurality of evaporators are connected in series for use, each evaporator is called as a first effect, and raw steam is introduced into a first effect evaporator to heat and boil a solution to generate secondary steam; introducing secondary steam of the first effect evaporator into a second effect evaporator as heating steam; similarly, the secondary steam generated by the second effect evaporator can be used as the heating steam of the third effect evaporator, and the like. The multi-effect evaporation system recycles heat energy, can obviously reduce the consumption of raw steam, and greatly reduce the cost, but the existing multi-effect evaporator has the problems of inconvenient maintenance and corrosion of a machine base caused by long-time contact of the bottom of equipment and the ground.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a multi-effect evaporator has the effect that convenient maintenance and prevent that equipment bottom and ground contact from leading to the corrosion of machine base.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a multi-effect evaporator, includes first evaporator housing, second evaporator housing and third evaporator housing, the support frame has all been cup jointed to the bottom of first evaporator housing, second evaporator housing and third evaporator housing, the bottom fixedly connected with unable adjustment base of support frame, all through connecting device fixed connection between first evaporator housing, second evaporator housing and the third evaporator housing two liang, the top threaded connection of first evaporator housing, second evaporator housing and third evaporator housing has the top cap component.

Through adopting above-mentioned technical scheme, unable adjustment base can play support and fixed effect to this device, in chemical production, pours mixed solution into to first evaporimeter casing through the top cap component in, in second evaporimeter casing is pumped to the back through the evaporation, after evaporating once more, with in it pumps to the third evaporimeter casing from the second evaporimeter, it can at last discharge.

The utility model discloses a further set up to: the top cover component comprises a top cover, a hole is formed in one side of the top cover, a steam pipe is fixedly connected to the inside of the hole, and threads are formed in one end of the inside of the top cover.

Through adopting above-mentioned technical scheme, the steam pipe is the inlet port of raw materials, and the top cap can play the effect of fixed cloth membrane ware, and the setting of screw thread can make to be convenient for dismantle the top cap, and then reaches the purpose of the internals of the staff's maintenance of being convenient for.

The utility model discloses a further set up to: the evaporator comprises a first evaporator shell, a second evaporator shell and a third evaporator shell, and is characterized in that film distributors are arranged inside the first evaporator shell, the second evaporator shell and the third evaporator shell, a liquid catcher is arranged above the film distributors, a first threaded rod is fixedly connected to the lower portion of the film distributors, a threaded connecting pipe is connected to one end of the first threaded rod in a threaded mode, a second threaded rod is connected to the inner portion of the threaded connecting pipe in a threaded mode, and a heating pipe is fixedly connected to one end of the second threaded rod.

Through adopting above-mentioned technical scheme, through the setting of first threaded rod, second threaded rod and threaded connection pipe, the maintainer revolves wrong threaded connection pipe and can separate first threaded rod and second threaded rod to can dismantle the heating pipe, the staff of being convenient for washs and maintains.

The utility model discloses a further set up to: the connecting device comprises an insertion pipe, one end of the insertion pipe is fixedly connected with a booster pump, one end of the booster pump is fixedly connected with a water pipe, and the lower surface of the booster pump is fixedly connected with a fixing plate.

Through adopting above-mentioned technical scheme, connecting device plays the inside of being convenient for with the raw materials pump delivery to the second evaporator shell in the first evaporator shell to and with the raw materials pump delivery to the effect in the third evaporator shell in the second evaporator shell, the booster pump plays the effect of pressure boost.

The utility model discloses a further set up to: the support frame includes solid fixed ring, gu fixed ring's fixed surface is connected with the bracing piece, the outside fixedly connected with down tube of bracing piece.

Through adopting above-mentioned technical scheme, the support frame plays the effect of supporting and improving this device steadiness, and the setting up of down tube makes the steadiness of bracing piece stronger to make the steadiness of this device stronger.

The utility model discloses a further set up to: the quantity of bracing piece is four, and four the bracing piece is in the outer surface of solid fixed ring of fixed connection with the form of rectangle array.

Through adopting above-mentioned technical scheme, the setting of a plurality of bracing pieces can make the steadiness of this device stronger.

The utility model discloses a further set up to: one side of first evaporimeter casing, second evaporimeter casing and third evaporimeter casing is pegged graft and is had the condensate pipe, the surface of condensate pipe is provided with the valve.

Through adopting above-mentioned technical scheme, the condensed water pipeline plays and carries out the effect of discharging to the comdenstion water, and the valve plays the effect that the control condensate water flows out.

The utility model discloses a further set up to: the fixing base comprises a supporting plate, the bottom end of the supporting plate is fixedly connected with supporting columns, the number of the supporting columns is a plurality of, the supporting columns are fixedly connected to the edges of the lower surface of the supporting plate in an annular array mode, and gaskets are fixedly connected to the bottom ends of the supporting columns.

Through adopting above-mentioned technical scheme, through setting up the setting of backup pad, support column and packing ring, the packing ring can prevent support column and ground direct contact to can increase the life of support column, and through changing the packing ring after the packing ring corrodes, thereby can prevent that the whole corroded condition of unable adjustment base from taking place, improved the practicality of this device.

The utility model discloses a further set up to: the center of the lower surfaces of the first evaporator shell, the second evaporator shell and the third evaporator shell are all inserted with a discharge hole.

Through adopting above-mentioned technical scheme, the setting of discharge gate plays the effect of conveniently arranging the material.

The utility model has the advantages that: the multi-effect evaporator is in threaded connection between the evaporator shell and the top cover component during maintenance and repair, and further can enable a worker to conveniently detach the multi-effect evaporator and maintain the film distributor inside the evaporator shell, the liquid catcher and the heating pipe, the multi-effect evaporator is through the first threaded rod, the second threaded rod and the threaded connecting pipe are arranged, the worker can separate the first threaded rod from the second threaded rod by screwing the threaded connecting pipe, the heating pipe can be detached, the worker can conveniently clean and maintain the multi-effect evaporator, the support column and the gasket are arranged through the support plate, the gasket can prevent the support column from being in direct contact with the ground, the service life of the support column can be prolonged, the gasket is replaced after the gasket is corroded, the whole fixed base is prevented from being corroded, and the practicability of the device is improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

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

FIG. 2 is a schematic view of the fixing base structure of the present invention;

FIG. 3 is a schematic structural view of a top cover member according to the present invention;

fig. 4 is an enlarged schematic structural view of a portion a in fig. 1 according to the present invention.

In the figure, 1, a first evaporator shell; 2. a second evaporator housing; 3. a third evaporator case; 4. a support frame; 401. a fixing ring; 402. a support bar; 403. a diagonal bar; 5. a fixed base; 501. a support plate; 502. a support pillar; 503. a gasket; 6. a connecting device; 601. inserting a tube; 602. a booster pump; 603. a water pipe; 604. a fixing plate; 7. a cap member; 701. a top cover; 702. a steam pipe; 703. a thread; 8. a film distributor; 9. a liquid trap; 10. a first threaded rod; 11. a threaded connection pipe; 12. a second threaded rod; 13. heating a tube; 14. a condensed water pipeline; 15. a valve; 16. and (4) a discharge port.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to the specific embodiments. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, a multi-effect evaporator comprises a first evaporator shell 1, a second evaporator shell 2 and a third evaporator shell 3, wherein a discharge hole 16 is respectively inserted in the centers of the lower surfaces of the first evaporator shell 1, the second evaporator shell 2 and the third evaporator shell 3, a condensed water pipeline 14 is inserted in one side of the first evaporator shell 1, the second evaporator shell 2 and the third evaporator shell 3, a valve 15 is arranged on the outer surface of the condensed water pipeline 14, a film distributor 8 is respectively arranged in the first evaporator shell 1, the second evaporator shell 2 and the third evaporator shell 3, a liquid trap 9 is arranged above the film distributor 8, a first threaded rod 10 is fixedly connected below the film distributor 8, a threaded connecting pipe 11 is connected with one end of the first threaded rod 10 through threads, a second threaded rod 12 is connected with the inner threads of the threaded connecting pipe 11, one end fixedly connected with heating pipe 13 of second threaded rod 12, first evaporator housing 1, support frame 4 has all been cup jointed to the bottom of second evaporator housing 2 and third evaporator housing 3, support frame 4 includes solid fixed ring 401, gu fixed ring 401's external surface fixedly connected with bracing piece 402, the outside fixedly connected with down tube 403 of bracing piece 402, the quantity of bracing piece 402 is four, and four bracing pieces 402 are at the surface of solid fixed ring 401 with rectangular array's form fixed connection, the bottom fixedly connected with unable adjustment base 5 of support frame 4, unable adjustment base 5 includes backup pad 501, the bottom fixedly connected with support column 502 of backup pad 501, the quantity of support column 502 is a plurality of, and a plurality of support column 502 is at the edge of backup pad 501 lower surface with annular array's form fixed connection, the bottom fixedly connected with packing ring 503 of support column 502, first evaporator housing 1, a plurality of evaporator housings, Second evaporimeter casing 2 and third evaporimeter casing 3 are all through 6 fixed connection of connecting device between two liang, connecting device 6 includes intubate 601, the one end fixedly connected with booster pump 602 of intubate 601, the one end fixedly connected with water pipe 603 of booster pump 602, the lower fixed surface of booster pump 602 is connected with fixed plate 604, first evaporimeter casing 1, the top end threaded connection of second evaporimeter casing 2 and third evaporimeter casing 3 has top cap member 7, top cap member 7 includes top cap 701, the hole has been seted up to one side of top cap 701, the inside fixedly connected with steam pipe 702 of hole, screw thread 703 has been seted up to the inside one end of top cap 701.

In the utility model, the multi-effect evaporator is in threaded connection with the top cover member 7 during maintenance, so that the multi-effect evaporator can be conveniently disassembled by workers and maintained for the film distributor 8, the liquid catcher 9 and the heating pipe 13 inside the evaporator shell, and through the arrangement of the first threaded rod 10, the second threaded rod 12 and the threaded connecting pipe 11, the maintenance personnel can separate the first threaded rod 10 from the second threaded rod 12 by screwing the threaded connecting pipe 11, so that the heating pipe 13 can be disassembled, the cleaning and the maintenance are convenient for the workers, the gasket 503 can prevent the support column 502 from directly contacting with the ground by arranging the support plate 501, the support column 502 and the gasket 503, thereby the service life of the support column 502 can be prolonged, and the gasket 503 can be replaced after the gasket 503 is corroded, thereby the whole fixed base 5 can be prevented from being corroded, the practicability of the device is improved.

Claims

1. A multi-effect evaporator, comprising a first evaporator shell (1), a second evaporator shell (2) and a third evaporator shell (3), characterized in that: the bottom of first evaporator shell (1), second evaporator shell (2) and third evaporator shell (3) has all cup jointed support frame (4), the bottom fixedly connected with unable adjustment base (5) of support frame (4), first evaporator shell (1), second evaporator shell (2) and third evaporator shell (3) are all through connecting device (6) fixed connection between two liang, the top end threaded connection of first evaporator shell (1), second evaporator shell (2) and third evaporator shell (3) has top cap component (7).

2. A multiple effect evaporator according to claim 1 wherein: the top cover component (7) comprises a top cover (701), a hole is formed in one side of the top cover (701), a steam pipe (702) is fixedly connected to the inside of the hole, and a thread (703) is formed in one end of the inside of the top cover (701).

3. A multiple effect evaporator according to claim 1 wherein: the evaporator is characterized in that a film distributor (8) is arranged inside each of the first evaporator shell (1), the second evaporator shell (2) and the third evaporator shell (3), a liquid trap (9) is arranged above the film distributor (8), a first threaded rod (10) is fixedly connected below the film distributor (8), a threaded connecting pipe (11) is connected to one end of the first threaded rod (10), a second threaded rod (12) is connected to the inner threads of the threaded connecting pipe (11), and a heating pipe (13) is fixedly connected to one end of the second threaded rod (12).

4. A multiple effect evaporator according to claim 1 wherein: connecting device (6) are including intubate (601), the one end fixedly connected with booster pump (602) of intubate (601), the one end fixedly connected with water pipe (603) of booster pump (602), the lower fixed surface of booster pump (602) is connected with fixed plate (604).

5. A multiple effect evaporator according to claim 1 wherein: the support frame (4) comprises a fixing ring (401), the outer surface of the fixing ring (401) is fixedly connected with a support rod (402), and the outer portion of the support rod (402) is fixedly connected with an inclined rod (403).

6. A multiple effect evaporator according to claim 5 wherein: the number of the supporting rods (402) is four, and the four supporting rods (402) are fixedly connected to the outer surface of the fixing ring (401) in a rectangular array mode.

7. A multiple effect evaporator according to claim 1 wherein: one side of the first evaporator shell (1), one side of the second evaporator shell (2) and one side of the third evaporator shell (3) are inserted with a condensed water pipeline (14), and the outer surface of the condensed water pipeline (14) is provided with a valve (15).

8. A multiple effect evaporator according to claim 1 wherein: the fixed base (5) comprises a supporting plate (501), the bottom end of the supporting plate (501) is fixedly connected with supporting columns (502), the number of the supporting columns (502) is a plurality of, the supporting columns (502) are fixedly connected to the edge of the lower surface of the supporting plate (501) in an annular array mode, and the bottom end of each supporting column (502) is fixedly connected with a gasket (503).

9. A multiple effect evaporator according to claim 1 wherein: and the centers of the lower surfaces of the first evaporator shell (1), the second evaporator shell (2) and the third evaporator shell (3) are all inserted with a discharge hole (16).