CN210218225U

CN210218225U - MVR compressor spiral case drainage device

Info

Publication number: CN210218225U
Application number: CN201921004115.2U
Authority: CN
Inventors: Zhichun Ding; 丁治椿; Wen Zhong; 仲文
Original assignee: Suzhou Joyfa Environmental Technology Corp Ltd
Current assignee: Suzhou Joyfa Environmental Technology Corp Ltd
Priority date: 2019-07-01
Filing date: 2019-07-01
Publication date: 2020-03-31
Anticipated expiration: 2029-07-01

Abstract

The utility model relates to a MVR compressor spiral case drainage device, include: an air inlet pipeline and a water tank; a water drainage groove is arranged on the air inlet pipeline; the water tank is connected with the air inlet pipeline through a drainage groove; a water retaining ring is arranged on the drainage groove; a sight glass is arranged on the water tank; the sight glasses are arranged on the water tank in an up-down alignment manner; drainage pipelines are arranged on the right side of the water tank and at the lower end of the water tank; a drainage tank liquid level meter port is arranged at the left end of the water tank; the drain tank liquid level meter mouth is 2 at least. The beneficial effects of the utility model are that, through the characteristic that steam condensate water flows along the tube bottom pipe wall, set up water drainage tank on the intake stack to be provided with the manger plate ring, prevent that there is water to follow the bypass ease and walk, prevent effectively that water from getting into the fan spiral case and causing the fan to transship, improved the work efficiency of evaporimeter.

Description

MVR compressor spiral case drainage device

Technical Field

The utility model relates to an evaporimeter field especially relates to a MVR compressor spiral case drainage device.

Background

In the chemical industry and the food and medicine industry, evaporative crystallization processes are commonly used, multiple-effect evaporation processes are commonly used, and MVR evaporation processes are commonly used, wherein the solution is heated to boiling, part of solvent is vaporized and removed, solid solute is usually nonvolatile, so dilute solution can be gradually concentrated, the process is evaporation, and main equipment for evaporation is called an evaporator. One type of evaporator is called MVR evaporator, and the core component of the evaporator is a compression fan, which is typically an inlet fan. The operation requirement is high, water cannot enter the volute of the fan during operation, once water enters the volute, the alarm system of the fan is triggered, and the fan stops working as soon as the alarm system of the fan is started. When the fan stops working, the whole evaporation system stops working, and therefore working efficiency is affected. In addition, if the fan volute suddenly enters too much water, the fan impeller can be damaged, and improvement is needed. Therefore, a drainage device with high working efficiency, stable operation and avoiding water inflow is needed.

Disclosure of Invention

The to-be-solved problem of the utility model is to provide a MVR compressor spiral case drainage device that work efficiency is high, job stabilization.

In order to guarantee in the use, can guarantee job stabilization, work efficiency is high, the utility model relates to a MVR compressor spiral case drainage device, include:

an air inlet pipeline and a water tank;

a water drainage groove is arranged on the air inlet pipeline; the water tank is connected with the air inlet pipeline through a drainage groove; a water retaining ring is arranged on the drainage groove; a sight glass is arranged on the water tank; the sight glasses are arranged on the water tank in an up-down alignment manner; drainage pipelines are arranged on the right side of the water tank and at the lower end of the water tank; a drainage tank liquid level meter port is arranged at the left end of the water tank; the drain tank liquid level meter mouth is 2 at least.

The beneficial effects of the utility model are that, through the characteristic that steam condensate water flows along the tube bottom pipe wall, set up water drainage tank on the intake stack to be provided with the manger plate ring, prevent that there is water to follow the bypass ease and walk, prevent effectively that water from getting into the fan spiral case and causing the fan to transship, improved the work efficiency of evaporimeter.

Furthermore, a drainage groove is formed in the inner wall of the bottom of the air inlet pipeline; the drainage grooves are arranged in an array. Through setting up the drainage groove, the water that becomes steam coagulation is discharged through the effect drainage of drainage groove, avoids the water droplet adhesion on the bottom inner wall of air inlet pipeline, and the drainage groove also can set to the downward sloping form, can go the water droplet drainage better.

Furthermore, an arc-shaped connecting edge is arranged on each drainage groove and used for connecting adjacent drainage grooves. Connect the limit through the arc, connect adjacent drainage groove, the arc is connected the limit and can effectually be guaranteed the water droplet and can not produce to adhere, through curved design, even the water droplet of intake stack upper end drops, thereby can not keep producing pollutions such as bacterium in the inside because of having the slit corner yet always.

Furthermore, a confluence groove is arranged at the tail end of the drainage groove; the confluence groove comprises a confluence groove front end and a confluence groove tail end; the tail end of the confluence groove is connected with the drainage groove; the front end of the confluence groove is connected with the drainage groove. Through converging the groove, converge the water droplet in a plurality of drainage inslots together, the rethread converges the groove and draws away, thereby the design of converging the groove has also guaranteed to have avoided single drainage inslot if the water droplet too little can not become rivers production and is difficult to draw the scheduling problem, converges the groove and has also increaseed the efficiency of drawing rivers.

Furthermore, the tail end of the confluence groove is semicircular. Through semicircular design, the terminal water drainage tank that is connected with of groove of converging guarantees to converge the rivers in the inslot and can be stable introduce the water drainage tank in.

Furthermore, the front end of the confluence groove is inclined downwards to the tail end of the confluence groove. Through the design of downward sloping for the speed and the efficiency of drainage have guaranteed job stabilization nature.

Furthermore, the water drainage groove is provided with an arc edge. Through the design of the arc edge, the impact force when entering the drainage groove is reduced, and the liquid is prevented from overflowing.

Furthermore, a control valve is arranged on the drainage pipeline. The opening and closing of the valve are controlled by a control valve, so that water is effectively prevented from entering a volute of the fan.

Furthermore, the front end of the water retaining ring is connected with the confluence groove; the tail end of the water retaining ring is connected with the drainage groove. Through setting up the breakwater ring, water will be caught by the breakwater ring, spacing get off, catch, spacing water that flow to get off is converged into the water tank of below by the water drainage tank, is discharged by drainage pipe.

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 is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a volute drainage device of an MVR compressor of the present invention;

fig. 2 is an inner wall view of an air inlet pipeline of the spiral casing drainage device of the MVR compressor of the present invention.

The corresponding part names indicated by the numbers in the figures:

1. an air inlet pipeline; 2. a water tank; 3. a water discharge tank; 4. a water retaining ring; 5. a sight glass; 6. a water discharge pipeline; 7. a drain tank level gauge port; 8. a control valve; 9. a drainage groove; 10. an arc-shaped connecting edge; 11. a confluence groove; 12. the front end of the confluence groove; 13. the tail end of the confluence groove; 14. a circular arc edge; 15. the front end of the water retaining ring; 16. the tail end of the water retaining ring.

Detailed Description

The following detailed description is made in conjunction with specific embodiments of the present invention:

As shown in figure 1, in order to guarantee in the use, can guarantee job stabilization, work efficiency is high, the utility model relates to a MVR compressor spiral case drainage device, include:

an air inlet pipeline 1 and a water tank 2;

a water drainage tank 3 is arranged on the air inlet pipeline 1; the water tank 2 is connected with the air inlet pipeline 1 through a drainage tank 3; the water drainage tank 3 is provided with a water retaining ring 4; a sight glass 5 is arranged on the water tank 2; the sight glass 5 is arranged on the water tank 2 in an up-down alignment manner; a drainage pipeline 6 is arranged on the right side of the water tank 2 and at the lower end of the water tank 2; a drainage tank liquid level meter port 7 is arranged at the left end of the water tank 2; the number of the drainage tank liquid level meter openings 7 is at least 2.

The beneficial effects of the utility model are that, through the characteristic that steam condensate water flows along the tube bottom pipe wall, set up water drainage tank 3 on intake stack 1 to be provided with manger plate ring 4, prevent to have water to follow the bypass loss, effectively prevent that water from getting into the fan spiral case and causing the fan to transship, improved the work efficiency of evaporimeter.

As shown in fig. 2, further, a drainage groove 9 is formed on the inner wall of the bottom of the air inlet duct 1; the drainage grooves 9 are arranged in an array. Through setting up drainage groove 9, the water that condenses into steam is discharged through the effect drainage of drainage groove 9 and is gone, avoids the water droplet adhesion on the bottom inner wall of intake stack 1, and drainage groove 9 also can set to the downward sloping form, can go the water droplet drainage better.

Furthermore, an arc-shaped connecting edge 10 is arranged on each drainage groove 9 and used for connecting adjacent drainage grooves 9. Through arc connection limit 10, connect adjacent drainage groove 9, arc connection limit 10 can effectually guarantee that the water droplet can not produce to adhere, through curved design, even water droplet of intake stack 1 upper end drops, thereby can not keep in the inside always because of there being the slit corner and produce pollutions such as bacterium.

Furthermore, a confluence groove 11 is arranged at the tail end of the drainage groove 9; the confluence groove 11 comprises a confluence groove front end 12 and a confluence groove tail end 13; the tail end 13 of the confluence tank is connected with the drainage tank 3; the front end 12 of the confluence groove is connected with the drainage groove 9. Through converging groove 11, converge together the water droplet in a plurality of drainage grooves 9, the rethread converges groove 11 and draws away, thereby the design of converging groove 11 has also been guaranteed to have avoided in single drainage groove 9 if the water droplet too little can not have rivers produced and is difficult to draw forth the scheduling problem, converges groove 11 and has also increaseed the efficiency of drawing forth rivers.

Further, the end 13 of the confluence groove is semicircular. Through semicircular design, the terminal 13 of groove that converges is connected with water drainage tank, guarantees to converge rivers in the groove 11 can be stable introduce water drainage tank 3 in.

Furthermore, the front end 12 of the confluence groove is inclined downwards to the tail end 13 of the confluence groove. Through the design of downward sloping for the speed and the efficiency of drainage have guaranteed job stabilization nature.

Further, the water discharge groove 3 is provided with a circular arc edge 14. Through the design of the arc edge 14, the impact force when entering the drainage groove 3 is reduced, and the liquid is prevented from overflowing.

Furthermore, a control valve 8 is arranged on the drainage pipeline 6. The control valve 8 controls the opening and the closing, so that water is effectively prevented from entering the volute of the fan.

Further, the front end 15 of the water retaining ring is connected with the confluence groove 11; the tail end 16 of the water retaining ring is connected with the drainage groove 3. Through setting up manger plate ring 4, water will be caught by manger plate ring 4, spacing get off, catch, spacing water that flow to get off is converged into the water tank below by water drainage tank 3, is discharged by drainage pipe 6.

In actual operation, through set up a water drainage tank 3 on the intake stack 1, and set up water retaining ring 4, if there is water to smuggle secretly from the evaporation equipment in front, because the density of water is greater than the density of vapor far away, water can walk along the inner wall below the pipeline, through drainage groove 9 effect drainage flow, avoid water droplet to adhere on the bottom inner wall of intake stack 1, drainage groove 9 also can set to the downward sloping form, can be better with water droplet drainage flow, and finally converge through converging groove 11, when converging groove 11, water will be caught by water retaining ring 4, and the restriction flow direction, the water that catches down is converged water tank 2 below by water drainage groove 11, discharge by drainage pipe 6, the valve control on drainage pipe 6 is opened and is closed, thereby effectively prevent water from getting into the spiral case of fan.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A volute drainage device of an MVR compressor is characterized by comprising an air inlet pipeline and a water tank;

2. The MVR compressor volute drainage device of claim 1, wherein: a drainage groove is formed in the inner wall of the bottom of the air inlet pipeline; the drainage grooves are arranged in an array.

3. The MVR compressor volute drainage device of claim 2, wherein: the drainage grooves are provided with arc-shaped connecting edges for connecting adjacent drainage grooves.

4. The MVR compressor volute drainage device of claim 2, wherein: the tail end of the drainage groove is provided with a confluence groove; the confluence groove comprises a confluence groove front end and a confluence groove tail end; the tail end of the confluence groove is connected with the drainage groove; the front end of the confluence groove is connected with the drainage groove.

5. The MVR compressor volute drainage device of claim 4, wherein: the tail end of the confluence groove is semicircular.

6. The MVR compressor volute drainage device of claim 4, wherein: the front end of the confluence groove is inclined downwards to the tail end of the confluence groove.

7. The MVR compressor volute drainage device of claim 1, wherein: and the drainage groove is provided with an arc edge.

8. The MVR compressor volute drainage device of claim 1, wherein: and a control valve is arranged on the drainage pipeline.

9. The MVR compressor volute drainage device of claim 4, wherein: the front end of the water retaining ring is connected with the confluence groove; the tail end of the water retaining ring is connected with the drainage groove.