CN215136943U - Steam supply recovery device for centrifugal thin film evaporator - Google Patents
Steam supply recovery device for centrifugal thin film evaporator Download PDFInfo
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- CN215136943U CN215136943U CN202120661695.3U CN202120661695U CN215136943U CN 215136943 U CN215136943 U CN 215136943U CN 202120661695 U CN202120661695 U CN 202120661695U CN 215136943 U CN215136943 U CN 215136943U
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Abstract
The utility model discloses a steam supply recovery device for a centrifugal film evaporator, which comprises a shaft sleeve, an inlet channel, an outlet channel and a condensing device; the centrifugal thin film evaporator comprises a main shaft and an evaporation body, wherein a steam cavity is arranged in the evaporation body; an outlet chamber and an inlet chamber are arranged between the shaft sleeve and the main shaft; the inlet channel is arranged in the main shaft and is suitable for communicating the inlet chamber and the steam chamber so as to guide the steam in the inlet chamber into the steam chamber; the outlet channel is arranged in the main shaft and is suitable for communicating the outlet chamber and the steam cavity so as to guide steam in the steam cavity and condensate condensed from the steam into the outlet chamber; the condensing device is communicated with the outlet chamber and is suitable for receiving the steam and the condensate in the outlet chamber and condensing the received steam into liquid. The utility model discloses can be with steam condensation and recovery storage, can reduce the cost of retrieving the storage, the water economy resource.
Description
Technical Field
The utility model relates to a steam supply recovery unit for centrifugal film evaporator.
Background
At present, in a centrifugal thin film evaporator, it is necessary to heat a raw material liquid by high-temperature steam to evaporate water in the raw material liquid to concentrate the raw material liquid to form a concentrated liquid. The high-temperature steam heats the raw material liquid and then turns into low-temperature steam, and if the low-temperature steam is recovered and stored, a large number of large gas storage tanks are needed, so that the recovery cost is high, and therefore the low-temperature steam in the prior art is directly discharged into the atmosphere, and waste of water resources is caused.
Disclosure of Invention
The utility model aims to solve the technical problem that overcome prior art's defect, provide a steam supply recovery unit for centrifugal film evaporator, it can be with steam condensation and recovery storage, can reduce the cost of recovery storage, water economy resource.
In order to solve the technical problem, the technical scheme of the utility model is that: a steam supply and recovery device for a centrifugal thin film evaporator comprises a main shaft and an evaporation body connected to the main shaft, wherein a steam cavity suitable for being connected with steam is arranged in the evaporation body;
the vapor supply recovery device for a centrifugal thin film evaporator includes:
the shaft sleeve is sleeved on the outer side of the main shaft, and an outlet cavity surrounding the outer side of the main shaft and an inlet cavity surrounding the outer side of the main shaft and suitable for accessing steam are arranged between the shaft sleeve and the main shaft;
the inlet channel is arranged in the main shaft and is suitable for communicating the inlet chamber and the steam chamber so as to guide the steam in the inlet chamber into the steam chamber;
the outlet channel is arranged in the main shaft and is suitable for communicating the outlet chamber and the steam cavity so as to guide the steam in the steam cavity and condensate condensed from the steam into the outlet chamber;
and the condensing device is communicated with the outlet chamber and is suitable for receiving the steam and the condensate in the outlet chamber and condensing the received steam into liquid.
Further, the steam supply and recovery device for the centrifugal thin film evaporator further comprises a liquid outlet pipe; wherein the content of the first and second substances,
an end of the outlet passage communicates with the outlet chamber;
the liquid outlet pipe is communicated with the other end of the outlet channel;
the liquid outlet pipe extends into the steam cavity, is suitable for being connected with steam and condensate in the steam cavity and guides the steam and the condensate into the outlet channel.
Further provides a concrete structure of the condensing device, the condensing device comprises a condenser and a vacuum pump, the condenser is provided with a steam inlet, a condensing outlet, a vacuumizing port, a cooling inlet and a cooling outlet; wherein the content of the first and second substances,
the steam inlet is in communication with the outlet chamber;
the vacuum pump is connected with the vacuumizing port and is suitable for pumping steam and condensate in the outlet chamber into the condenser;
the cooling inlet is suitable for introducing a cooling medium into the condenser to cool steam in the condenser;
the cooling outlet is adapted to discharge the cooling medium in the condenser;
the condensation outlet is adapted to discharge liquid formed by condensation of the vapour.
Further, in order to control the on-off of the cooling inlet, the cooling outlet and the vacuumizing port, a valve is arranged on the cooling inlet and/or the cooling outlet and/or the vacuumizing port.
Furthermore, the condensation outlet is connected with a discharge pipe, and a liquid outlet pump and/or an on-off valve and/or a check valve are connected in the discharge pipe.
Further provides a specific structure of the shaft sleeve,
the shaft sleeve is provided with a left sealing part, a right sealing part and a middle sealing part;
the left sealing part, the right sealing part and the middle sealing part are respectively connected with the main shaft in a sealing way;
one of the inlet chamber and the outlet chamber is disposed between the left seal portion and the middle seal portion;
the other of the inlet chamber and the outlet chamber is disposed between the right seal portion and the middle seal portion.
Further provides a specific structure of the shaft sleeve, wherein the shaft sleeve comprises a sleeve body, a left end cover and a right end cover; wherein the content of the first and second substances,
the left end cover is connected to the left end part of the sleeve body;
the right end cover is connected to the right end part of the sleeve body;
the left sealing part is arranged on the left end cover, the middle sealing part is arranged on the sleeve body, and the right sealing part is arranged on the right end cover.
Further, at least one sealing part is respectively arranged between the left sealing part and the main shaft, between the right sealing part and the main shaft and between the middle sealing part and the main shaft.
Further, an air source inlet which is communicated with the inlet chamber and is suitable for introducing steam into the inlet chamber is arranged on the shaft sleeve;
the air source inlet is connected with an air inlet pipe;
an air inlet valve is arranged in the air inlet pipe.
Further provides a concrete structure of the evaporation body, wherein the evaporation body comprises an inner conical disc and an outer conical disc; wherein the content of the first and second substances,
the rear end part of the outer conical disc is connected to the main shaft;
the inner conical disc is arranged in the outer conical disc, and the front end part of the inner conical disc is connected to the front end part of the outer conical disc;
a raw material cavity is arranged in the inner conical disc;
the inner conical disk, the outer conical disk and the spindle enclose the steam cavity.
After the technical scheme is adopted, high-temperature steam enters the inlet cavity, then passes through the inlet channel and enters the steam cavity, the temperature of the high-temperature steam in the steam cavity is reduced, partial condensation occurs, then condensate and low-temperature steam in the steam cavity pass through the outlet channel and then enter the outlet cavity, and then enter the condensing device, the low-temperature steam in the condensing device is completely liquefied to be changed into the condensate, and then the condensate is recycled and stored, so that the recycling and storing cost is reduced, and the water resource is saved.
Drawings
FIG. 1 is a schematic view showing the structure of a vapor supply recovery device for a centrifugal thin film evaporator according to the present invention;
fig. 2 is a detail view of a portion of fig. 1.
Detailed Description
In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is provided in connection with the accompanying drawings.
As shown in fig. 1 and 2, the vapor supply and recovery device for the centrifugal thin film evaporator comprises a main shaft 1 and an evaporation body 100 connected to the main shaft 1, wherein a vapor cavity 2 suitable for receiving vapor is arranged in the evaporation body 100;
the vapor supply recovery device for a centrifugal thin film evaporator includes:
the steam generator comprises a shaft sleeve 200, wherein the shaft sleeve 200 is sleeved on the outer side of the main shaft 1, and an outlet chamber 3 surrounding the outer side of the main shaft 1 and an inlet chamber 4 surrounding the outer side of the main shaft 1 and suitable for being connected with steam are arranged between the shaft sleeve 200 and the main shaft 1;
an inlet channel 5, wherein the inlet channel 5 is arranged in the main shaft 1 and is suitable for communicating the inlet chamber 4 with the steam chamber 2 so as to guide the steam in the inlet chamber 4 into the steam chamber 2;
an outlet channel 6, wherein the outlet channel 6 is arranged in the main shaft 1 and is suitable for communicating the outlet chamber 3 with the steam chamber 2 so as to guide the steam in the steam chamber 2 and condensate condensed from the steam into the outlet chamber 3;
the condensing device 300 is communicated with the outlet cavity 3 and is suitable for being connected into the steam and the condensate in the outlet cavity 3 and condensing the connected steam into liquid, and then the liquid obtained by condensation is discharged into a liquid storage container for storage, so that the recycling and storing cost is reduced, and the water resource is saved. Specifically, high-temperature steam enters the inlet chamber 4, then passes through the inlet channel 5 to enter the steam chamber 2, the temperature of the high-temperature steam in the steam chamber 2 is reduced, partial condensation occurs, then condensate and low-temperature steam in the steam chamber 2 pass through the outlet channel 6 and then enter the outlet chamber 3, and then enter the condensing device 300, the low-temperature steam in the condensing device 300 is completely liquefied to be changed into condensate, and then the condensate is recovered and stored, so that the recovery and storage cost is reduced, and water resources are saved; in this embodiment, the steam is water vapor.
As shown in fig. 1, the vapor supply recovery device for a centrifugal thin film evaporator may further include a liquid outlet pipe 7; wherein the content of the first and second substances,
one end of the outlet channel 6 communicates with the outlet chamber 3;
the liquid outlet pipe 7 is communicated with the other end of the outlet channel 6;
the outlet pipe 7 extends into the steam chamber 2 and is adapted to receive steam and condensate from the steam chamber 2 and to conduct the steam and condensate into the outlet channel 6.
As shown in fig. 1, the condensing unit 300 includes, for example and without limitation, a condenser 8 and a vacuum pump, and the condenser 8 may have a vapor inlet 9, a condensation outlet 10, a vacuum pumping port 11, a cooling inlet 12 and a cooling outlet 13; wherein the content of the first and second substances,
the steam inlet 9 communicates with the outlet chamber 3;
the vacuum pump is connected with the vacuumizing port 11 and is suitable for pumping steam and condensate in the outlet chamber 3 to the condenser 8;
the cooling inlet 12 is suitable for introducing a cooling medium into the condenser 8 to cool the steam in the condenser 8;
the cooling outlet 13 is adapted to discharge the cooling medium in the condenser 8;
said condensation outlet 10 is adapted to discharge liquid formed by condensation of vapour; specifically, the condensation outlet 10 is connected to a liquid storage container, and the cooling medium may be water.
As shown in fig. 1, the cooling inlet 12, the cooling outlet 13 and the vacuum pumping port 11 are provided with valves 14, and the valves 14 may be ball valves.
As shown in fig. 1, the condensation outlet 10 is connected with a discharge pipe, and a liquid outlet pump 15, an on-off valve 16 and a check valve 17 are connected in the discharge pipe; in this embodiment, the on-off valve 16 is a ball valve, and the liquid pump 15 is a centrifugal pump.
As shown in fig. 1 and 2, the shaft sleeve 200 may have a left sealing portion, a right sealing portion and a middle sealing portion thereon;
the left sealing part, the right sealing part and the middle sealing part are respectively connected with the main shaft 1 in a sealing way;
one of the inlet chamber 4 and the outlet chamber 3 is provided between the left and middle seal portions;
the other of the inlet chamber 4 and the outlet chamber 3 is provided between the right and middle seal portions; in this embodiment, at least one sealing member 21 is respectively disposed between the left sealing portion and the main shaft 1, between the right sealing portion and the main shaft 1, and between the middle sealing portion and the main shaft 1; in particular, the sealing component may be a sealing ring or a mechanical seal.
As shown in fig. 1 and 2, the bushing 200 may include a bushing body 18, a left end cap 19 and a right end cap 20; wherein the content of the first and second substances,
the left end cover 19 is connected to the left end part of the sleeve body 18;
the right end cover 20 is connected to the right end of the sleeve body 18;
the left sealing part is arranged on the left end cover 19, the middle sealing part is arranged on the sleeve body 18, and the right sealing part is arranged on the right end cover 20.
As shown in fig. 1 and 2, the shaft sleeve 200 is provided with a gas source inlet 22 which is communicated with the inlet chamber 4 and is suitable for introducing steam into the inlet chamber 4;
the air source inlet 22 is connected with an air inlet pipe;
an air inlet valve 23 is arranged in the air inlet pipe; in this embodiment, the intake valve 23 may be a ball valve.
As shown in fig. 1, the evaporation body 100 may include an inner conical disk 24 and an outer conical disk 25; wherein the content of the first and second substances,
the rear end part of the outer conical disc 25 is connected to the main shaft 1;
the inner conical disk 24 is mounted in the outer conical disk 25, and the front end portion of the inner conical disk 24 is attached to the front end portion of the outer conical disk 25;
a raw material cavity is arranged in the inner conical disc 24;
the inner conical disc 24, the outer conical disc 25 and the spindle 1 enclose the steam cavity 2; in this embodiment, the centrifugal thin film evaporator further comprises a base 26, two bearing seats 27 are connected to the base 26, the main shaft 1 is rotatably connected to the bearing seats 27 through bearings, and the shaft sleeve 200 is connected to the base 26.
The working principle of the utility model is as follows:
the high-temperature steam enters the inlet chamber 4, then passes through the inlet channel 5 to enter the steam chamber 2, the temperature of the high-temperature steam in the steam chamber 2 is reduced and partial condensation occurs, then the condensate and the low-temperature steam in the steam chamber 2 pass through the outlet channel 6 and then enter the outlet chamber 3, and then enter the condensing device 300, the low-temperature steam in the condensing device 300 is completely liquefied to be changed into the condensate, and then the condensate is recycled and stored, so that the recycling and storing cost is reduced, and the water resource is saved.
The above-mentioned embodiments further explain in detail the technical problems, technical solutions and advantages solved by the present invention, and it should be understood that the above only is a specific embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the present disclosure, unless otherwise expressly stated or limited, the first feature may comprise both the first and second features directly contacting each other, and also may comprise the first and second features not being directly contacting each other but being in contact with each other by means of further features between them. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.
Claims (10)
1. A vapor supply recovery device for a centrifugal thin film evaporator, characterized in that the centrifugal thin film evaporator comprises a main shaft (1) and an evaporation body (100) connected to the main shaft (1), the evaporation body (100) having a vapor chamber (2) therein adapted to receive vapor;
the vapor supply recovery device for a centrifugal thin film evaporator includes:
the steam inlet device comprises a shaft sleeve (200), wherein the shaft sleeve (200) is sleeved on the outer side of a main shaft (1), an outlet chamber (3) surrounding the outer side of the main shaft (1) and an inlet chamber (4) surrounding the outer side of the main shaft (1) and suitable for being connected with steam are arranged between the shaft sleeve (200) and the main shaft (1);
an inlet channel (5), wherein the inlet channel (5) is arranged in the main shaft (1) and is suitable for communicating the inlet chamber (4) with the steam cavity (2) so as to guide the steam in the inlet chamber (4) into the steam cavity (2);
an outlet channel (6), wherein the outlet channel (6) is arranged in the main shaft (1) and is suitable for communicating the outlet chamber (3) and the steam cavity (2) so as to guide steam in the steam cavity (2) and condensate condensed from the steam into the outlet chamber (3);
a condensing device (300), the condensing device (300) being in communication with the outlet chamber (3) and adapted to receive vapor and condensate in the outlet chamber (3) and condense the received vapor to a liquid.
2. The vapor supply recovery device for a centrifugal thin film evaporator according to claim 1, further comprising a liquid outlet pipe (7); wherein the content of the first and second substances,
one end of the outlet channel (6) communicates with the outlet chamber (3);
the liquid outlet pipe (7) is communicated with the other end of the outlet channel (6);
the liquid outlet pipe (7) extends into the steam cavity (2) and is suitable for connecting steam and condensate in the steam cavity (2) and guiding the steam and condensate into the outlet channel (6).
3. The vapor supply recovery device for a centrifugal thin film evaporator according to claim 1, wherein the condensing means (300) comprises a condenser (8) and a vacuum pump, the condenser (8) having a vapor inlet (9), a condensing outlet (10), a vacuum pumping port (11), a cooling inlet (12) and a cooling outlet (13); wherein the content of the first and second substances,
the steam inlet (9) communicates with the outlet chamber (3);
the vacuum pump is connected with the vacuum pumping port (11) and is suitable for pumping steam and condensate in the outlet chamber (3) to the condenser (8);
the cooling inlet (12) is suitable for introducing a cooling medium into the condenser (8) to cool steam in the condenser (8);
the cooling outlet (13) is adapted to discharging the cooling medium in the condenser (8);
the condensation outlet (10) is adapted to discharge liquid formed by condensation of the vapour.
4. The vapour feed recovery device for a centrifugal thin film evaporator according to claim 3, characterised in that the cooling inlet (12) and/or the cooling outlet (13) and/or the evacuation port (11) is provided with a valve (14).
5. A vapour supply recovery device for a centrifugal thin film evaporator according to claim 3 characterised in that a drain pipe is connected to the condensation outlet (10), in which drain pipe a drain pump (15) and/or an on-off valve (16) and/or a non-return valve (17) is connected.
6. The vapor supply recovery device for a centrifugal thin film evaporator according to claim 1,
the shaft sleeve (200) is provided with a left sealing part, a right sealing part and a middle sealing part;
the left sealing part, the right sealing part and the middle sealing part are respectively in sealing connection with the main shaft (1);
one of the inlet chamber (4) and the outlet chamber (3) is provided between the left and middle sealing portions;
the other of the inlet chamber (4) and the outlet chamber (3) is provided between the right and middle sealing portions.
7. The vapor supply recovery device for a centrifugal thin film evaporator according to claim 6, wherein the bushing (200) includes a bushing body (18), a left end cap (19), and a right end cap (20); wherein the content of the first and second substances,
the left end cover (19) is connected to the left end part of the sleeve body (18);
the right end cover (20) is connected to the right end part of the sleeve body (18);
the left sealing part is arranged on the left end cover (19), the middle sealing part is arranged on the sleeve body (18), and the right sealing part is arranged on the right end cover (20).
8. The vapor supply recovery device for a centrifugal thin film evaporator according to claim 6, characterized in that at least one sealing member (21) is provided between the left seal and the main shaft (1), between the right seal and the main shaft (1), and between the middle seal and the main shaft (1), respectively.
9. The vapor supply recovery device for a centrifugal thin film evaporator according to claim 1,
the shaft sleeve (200) is provided with a gas source inlet (22) which is communicated with the inlet chamber (4) and is suitable for introducing steam into the inlet chamber (4);
the air source inlet (22) is connected with an air inlet pipe;
an air inlet valve (23) is arranged in the air inlet pipe.
10. The vapor supply recovery device for a centrifugal thin film evaporator according to claim 1, wherein the evaporation body (100) comprises an inner conical disk (24) and an outer conical disk (25); wherein the content of the first and second substances,
the rear end part of the outer conical disc (25) is connected to the main shaft (1);
the inner conical disk (24) is mounted in the outer conical disk (25), and the front end part of the inner conical disk (24) is connected to the front end part of the outer conical disk (25);
a raw material cavity is arranged in the inner conical disc (24);
the inner conical disk (24), the outer conical disk (25) and the spindle (1) enclose the steam chamber (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120661695.3U CN215136943U (en) | 2021-03-29 | 2021-03-29 | Steam supply recovery device for centrifugal thin film evaporator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120661695.3U CN215136943U (en) | 2021-03-29 | 2021-03-29 | Steam supply recovery device for centrifugal thin film evaporator |
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| Publication Number | Publication Date |
|---|---|
| CN215136943U true CN215136943U (en) | 2021-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120661695.3U Active CN215136943U (en) | 2021-03-29 | 2021-03-29 | Steam supply recovery device for centrifugal thin film evaporator |
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| Country | Link |
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| CN (1) | CN215136943U (en) |
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2021
- 2021-03-29 CN CN202120661695.3U patent/CN215136943U/en active Active
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