CN212575835U

CN212575835U - Steam-water separator of heat exchange system for producing polyether

Info

Publication number: CN212575835U
Application number: CN202020983617.0U
Authority: CN
Inventors: 于洪波; 王梅梅; 郭子良; 周玉莹
Original assignee: Jilin Oxiranchem New Material Co ltd
Current assignee: Jilin Oxiranchem New Material Co ltd
Priority date: 2020-06-02
Filing date: 2020-06-02
Publication date: 2021-02-23
Anticipated expiration: 2030-06-02

Abstract

The utility model relates to a steam-water separator of polyether heat exchange system, the structure includes barrel, bolt, impeller, fixed axle, fixed plate group, filter, rolling bearing, steam output pipeline, hydrophobic ball valve, wherein impeller, fixed axle, fixed plate group, filter, rolling bearing all lie in the barrel, the barrel is equipped with the steam inlet, the impeller is nested on the fixed axle through the rolling bearing, fixed axle and fixed plate group fixed connection, fixed plate group and barrel fixed connection, steam output pipeline links to each other with the filter, the condensate outlet department is provided with hydrophobic ball valve, the floater in the hydrophobic ball valve makes the lift along with the change of water level according to the amount of the condensate water, automatically adjust the aperture of valve seat hole, can discharge the condensate water continuously, the utility model discloses a spin impeller makes steam get into the filter fast, can be used to the steam-water separation that the big velocity of flow is high, and the separation time is short, the separation efficiency is high, the heat loss is less, the water in the steam is efficiently and quickly removed, and the efficient cyclic utilization of the heat is realized.

Description

Steam-water separator of heat exchange system for producing polyether

Technical Field

The utility model relates to a thermal cycle utilizes technical field, especially a production polyether heat transfer system catch water.

Background

At present, heat energy carriers capable of being output mainly comprise steam, high-temperature water or organic heat carriers, and under the same atmospheric pressure, the specific heat capacity of water is the largest, and the steam is inferior, so that the steam can be used as a main medium for heat energy conversion and can be used as a common heat exchange carrier in the field of chemical industry. In the initiation process of the initial stage of the polyether synthesis reaction, certain heat and pressure need to be provided, the currently common device for manufacturing steam is a steam injection boiler, the steam dryness of the outlet of the boiler is only about 75% in actual operation, and because steam generated in the boiler carries a large amount of moisture, the moisture can corrode pipelines, parts and heat exchangers, the service life of equipment is seriously influenced, so that a steam-water separator is often needed to be used for separating the moisture in the steam to obtain dry steam. The steam of certain quality also can improve the utilization ratio of the energy, reduces industrial chemicals's manufacturing cost, and the current most efficient from rotating catch water is MS9 formula catch water, and the filterable cost of MS9 formula catch water high temperature nanofiltration is high, can't guarantee jar interior safe atmospheric pressure, and the separating rate is slow, and the heat is a large amount of losses, can't full automatic control admission and flowing back, has certain potential safety hazard.

Therefore, there is a need for a steam-water separator which can efficiently and rapidly remove water from steam, realize efficient heat recycling, and automatically discharge condensed water.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a production polyether heat transfer system catch water, it is safe high-efficient, can be used to the catch water that the big velocity of flow of pressure is high.

In order to achieve the above purpose, the following technical scheme is provided:

a steam-water separator of a heat exchange system for producing polyether comprises a cylinder body, a bolt, an impeller, a fixed shaft, a fixed plate group, a filter, a rotating bearing, a steam output pipeline and a drain ball valve, wherein the impeller, the fixed shaft, the fixed plate group, the filter and the rotating bearing are all positioned in the cylinder body, the cylinder body consists of a left half cylinder body and a right half cylinder body, the left half cylinder body and the right half cylinder body are fixedly connected through the bolt, the left end of the left half cylinder body is provided with a steam inlet, the fixed plate group comprises four fixed plates and is positioned in the left half cylinder body, the fixed plates are fan-shaped flat plates, the four fixed plates are uniformly distributed in the circumference, one ends of the four fixed plates are fixedly connected to the inner wall of the left half cylinder body, the other ends of the four fixed plates are fixedly connected with the right end of the fixed shaft, the impeller is sleeved at the left end of the fixed shaft, the left end of the steam output pipeline is connected with the filter, the other end of the steam output pipeline penetrates through the right end of the right half cylinder, a steam outlet is formed in the right end of the steam output pipeline, and the bottom of the right half cylinder is connected with the drain ball valve.

Preferably, the drain ball valve is a floating ball type drain ball valve, a floating ball is arranged in the drain ball valve, a drain port is arranged at the right end of the drain ball valve, and a condensed water outlet is arranged at the bottom of the drain ball valve.

Preferably, the outer surfaces of the impeller, the fixed shaft and the fixed plate are all subjected to corrosion prevention treatment.

Preferably, the left half cylinder body and the right half cylinder body are both of a double-layer structure, and a heat insulation layer is arranged at the interlayer.

The utility model has the advantages that:

1. the utility model discloses a spin impeller makes steam get into the filter fast, can be used to the steam-water separation that the big velocity of flow of pressure is high, and the separation time is short, and separation efficiency is high, and calorific loss is few, and the water in the steam is detached fast to the high efficiency, has realized the high-efficient cyclic utilization of heat.

2. The utility model discloses a barrel is equipped with the heat preservation, can prevent that steam-water separation's in-process heat from scattering and disappearing, improves heat energy cyclic utilization and rates.

3. The utility model discloses be equipped with hydrophobic ball valve, its inside floater is gone up and down according to what of the condensate water volume along with the change of water level, and the comdenstion water export is below the water level of condensate water, and water, vapour natural separation form water-stop, reach no steam leakage purpose.

Drawings

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

FIG. 2 is a cross-sectional view taken along line A-A of the present invention;

FIG. 3 is a cross-sectional view taken along line B-B of the present invention;

the reference symbols shown in the figures are: 1-left half cylinder, 2-right half cylinder, 3-bolt, 4-steam inlet, 5-fixing plate, 6-fixed shaft, 7-impeller, 8-rotating bearing, 9-filter, 10-steam output pipeline, 11-steam outlet, 12-hydrophobic ball valve, 13-floating ball, 14-hydrophobic port, 15-condensed water outlet and 16-heat insulation layer.

Detailed Description

The following describes the present design in detail with reference to the accompanying drawings.

As shown in fig. 1-3, a steam-water separator for heat exchange system for producing polyether comprises a cylinder, a bolt 3, an impeller 7, a fixed shaft 6, a fixed plate group, a filter 9, a rotating bearing 8, a steam output pipeline 10, and a drain ball valve 12, wherein the impeller 7, the fixed shaft 6, the fixed plate group, the filter 9, and the rotating bearing 8 are all located in the cylinder, the cylinder is composed of a left half cylinder 1 and a right half cylinder 2, the left half cylinder 1 and the right half cylinder 2 are fixedly connected through the bolt 3, the left end of the left half cylinder 1 is provided with a steam inlet 4, the fixed plate group comprises four fixed plates 5 and is located in the left half cylinder 1, the fixed plates 5 are fan-shaped flat plates, the four fixed plates 5 are uniformly distributed in circumference, one end of each fixed plate is fixedly connected to the inner wall of the left half cylinder 1, the other ends of the four fixed plates 5 are fixedly connected to the right end of the fixed shaft 6, the filter 9 is located the right side of fixed plate group and with fixed plate group fixed connection, the left end of steam output pipeline 10 links to each other with filter 9, and its other end runs through the right-hand member portion of right semi-cylinder body 2, and the right-hand member of steam output pipeline 10 is equipped with steam outlet 11, and the bottom of right semi-cylinder body 2 links to each other with hydrophobic ball valve 12.

The drain ball valve 12 is a floating ball type drain ball valve, a floating ball 13 is arranged in the drain ball valve, a drain port 14 is arranged at the right end of the drain ball valve, a condensed water outlet 15 is arranged at the bottom of the drain ball valve, the floating ball 13 is lifted along with the change of the water level according to the amount of the condensed water, the opening degree of a valve seat hole is automatically adjusted, and the condensed water can be continuously discharged.

Wherein, the outer surfaces of the impeller 4, the fixed shaft 6 and the fixed plate 5 are all subjected to anti-corrosion treatment.

Wherein, the left half cylinder body 1 and the right half cylinder body 2 are both of a double-layer structure, and the interlayer is provided with a heat-insulating layer 16.

Wherein, the filter 9 is made of corrosion-resistant material and can be replaced, and the left half cylinder body 1 and the right half cylinder body 2 are separated to be replaced by disassembling the bolt 3.

Examples

As shown in fig. 1, the utility model discloses during the application, wet steam gets into by steam inlet 4, steam gets into and drives impeller 7 and rotate, impeller 7 makes the faster rotation of steam get into again, make steam pass fixed plate group and get into filter 9, filter 9 can effectively be with steam and condensate water separation, the dry steam after the separation passes through steam output pipeline 10 and gets into heat-cycle system by steam outlet 11, the comdenstion water of separation then discharges from hydrophobic mouthful 14 through hydrophobic ball valve 12, when the water yield is too big, floater 13 come-up in the hydrophobic ball valve 12, the comdenstion water then discharges through comdenstion water outlet 15.

Claims

1. A steam-water separator of a heat exchange system for producing polyether is characterized by comprising a cylinder body, a bolt, an impeller, a fixed shaft, a fixed plate group, a filter, a rotating bearing, a steam output pipeline and a drain ball valve, wherein the impeller, the fixed shaft, the fixed plate group, the filter and the rotating bearing are all positioned in the cylinder body, the cylinder body consists of a left half cylinder body and a right half cylinder body, the left half cylinder body and the right half cylinder body are fixedly connected through the bolt, the left end of the left half cylinder body is provided with a steam inlet, the fixed plate group comprises four fixed plates and is positioned in the left half cylinder body, the fixed plates are fan-shaped flat plates, the four fixed plates are uniformly distributed on the circumference, one ends of the four fixed plates are fixedly connected to the inner wall of the left half cylinder body, the other ends of the four fixed plates are fixedly connected with the right end of the fixed, the filter is located the right side of fixed plate group and with fixed plate group fixed connection, steam output pipeline's left end links to each other with the filter, and its other end runs through the right-hand member portion of right semi-cylinder body, steam output pipeline's right-hand member is equipped with steam outlet, the bottom of right semi-cylinder body links to each other with hydrophobic ball valve.

2. The polyether production heat exchange system steam-water separator as claimed in claim 1, wherein the drain ball valve is a floating ball type drain ball valve, a floating ball is arranged in the drain ball valve, a drain port is arranged at the right end of the drain ball valve, and a condensed water outlet is arranged at the bottom of the drain ball valve.

3. The moisture separator for heat exchange system of polyether production as claimed in claim 1, wherein the outer surfaces of the impeller, the fixed shaft and the fixed plate are all treated with corrosion-proof treatment.

4. The steam-water separator for the heat exchange system for producing polyether according to claim 1, wherein the left half cylinder body and the right half cylinder body are of a double-layer structure, and an insulating layer is arranged at the interlayer.