CN214366602U

CN214366602U - Device for combining, removing and reducing steam injection by application and vacuum system

Info

Publication number: CN214366602U
Application number: CN202023174902.7U
Authority: CN
Inventors: 宋宗木; 邱进孙; 连常平
Original assignee: Fujian Tianjiao Chemical Materials Co ltd
Current assignee: Fujian Tianjiao Chemical Materials Co ltd
Priority date: 2020-12-25
Filing date: 2020-12-25
Publication date: 2021-10-08
Anticipated expiration: 2030-12-25

Abstract

The utility model discloses an use and vacuum system merge desorption to reduce steam jet's device, take off vacuum system communicating pipe including steam jet pump and two three, two three take off vacuum system communicating pipe and communicate with the steam jet pump through the intercommunication pipeline, the intercommunication pipeline includes the A pipeline, the A pipeline is connected with the B pipeline through flange joint structural connection, B pipeline output passes through C pipeline fixedly connected with D pipeline, fixed mounting has the flushing pipe on the outer wall of D pipeline, the output fixedly connected with E pipeline of D pipeline, the below of E pipeline is provided with the F pipeline, the utility model relates to a chemical production technical field. The device for combining, removing and reducing steam injection by using the vacuum system is characterized in that the two pipelines of the M1302 and the M1303 are communicated through technical improvement, and a valve is additionally arranged, so that the two-way vacuum removal and the three-way vacuum removal can be independently removed and can be removed together, and the device is high in use flexibility.

Description

Device for combining, removing and reducing steam injection by application and vacuum system

Technical Field

The utility model relates to a chemical production technical field specifically is an use and vacuum system merge desorption and reduce steam jet's device.

Background

The operation of a water ring vacuum pump is used for extracting negative pressure in the existing device, and the vacuum pressure of the device cannot reach the index required by the process under the condition of starting the water ring vacuum pump, so that a steam jet pump is needed for improving the vacuum pressure of a removal tank.

The existing two-three vacuum-removing process is operated independently, when the water ring vacuum pump is operated, the vacuum degree cannot meet the technological requirements, and steam injection needs to be started at the moment to further increase the vacuum. When the device operates independently, two steam jet pumps are required to be started for two-three vacuum removal, the use of steam energy consumption is greatly increased, and therefore, a device which is combined with a vacuum system for removing and reducing steam jet is designed to solve the problems.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides an use and vacuum system merge desorption and reduce steam jet's device has solved the independent operation, and two three take off the vacuum and need open two steam jet pumps, great increase the problem of the use of steam energy consumption.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a device for reducing steam injection by combining removal with a vacuum system comprises a steam injection pump and a two-three-vacuum-removal system communication pipeline, wherein the two-three-vacuum-removal system communication pipeline is communicated with the steam injection pump through a communication pipeline, the communication pipeline comprises a pipeline A, the pipeline A is connected with a pipeline B through a flange connection structure, the output end of the pipeline B is fixedly connected with a pipeline D through a pipeline C, a flushing pipe is fixedly arranged on the outer wall of the pipeline D, the output end of the pipeline D is fixedly connected with a pipeline E, a pipeline F is arranged below the pipeline E, a Roots pump is fixedly arranged between the pipeline E and the pipeline F, the pipeline F is fixedly connected with a pipeline H through a pipeline G, the output end of the pipeline H is connected with a pipeline I, the pipeline I is connected with a pipeline J through a flange connection structure, and the steam injection pump comprises a steam tank, the bottom of the left side of the steam tank is fixedly connected with a steam nozzle through a steam injection elbow.

Preferably, the pipeline A, the pipeline B, the pipeline C, the pipeline D, the pipeline E, the pipeline F, the pipeline G, the pipeline H, the pipeline I and the pipeline J are all set to be carbon steel pipes with the nominal diameter of 150mm, and the lengths of the pipelines are respectively as follows: 300mm, 1000mm, 100mm, 500mm, 400mm, 500mm, 1500mm, 2500mm, 100mm and 200 mm.

Preferably, the flange connecting structure comprises a first flange plate and a second flange plate, the first flange plate and the second flange plate are connected through a flange, and a metal winding gasket is arranged between the first flange plate and the second flange plate.

Preferably, the two-three vacuum removal system communication pipeline is fixedly connected with the input end of the pipeline A through a tee joint, the output end of the pipeline J is fixedly connected with the front face of the steam jet pump elbow, and the tee joint is a carbon steel pipe.

Preferably, the straight line of the axis of the pipeline A coincides with the straight line of the axis of the pipeline B, and the slope of the straight lines of the axes is three thousandth and inclines downwards.

Preferably, the straight lines of the pipeline C, the pipeline D, the pipeline E, the pipeline F and the roots pump axis are coincident, the straight lines of the five axes are distributed along the vertical direction, the flushing pipe is a carbon steel pipe with the nominal diameter of 25mm, the length of the flushing pipe is 1000mm, and a stop valve is arranged on the flushing pipe.

Preferably, the pipeline B and the pipeline C, the pipeline F and the pipeline G, the pipeline G and the pipeline H and the pipeline I are fixedly connected through four elbows respectively, and the four elbows are carbon steel pipes with the nominal diameter of 150 mm.

Preferably, the straight lines of the axes of the I pipeline and the J pipeline are coincident, and the slope of the straight line of the axes of the I pipeline and the J pipeline is three thousandth and inclines downwards.

The utility model provides an use and combine desorption with vacuum system and reduce steam jet's device possesses following beneficial effect compared with the prior art:

(1) the device for combining, removing and reducing steam injection of the application and vacuum system is characterized in that the M1302 pipeline and the M1303 pipeline are communicated through technical improvement, and a valve is additionally arranged, so that the two-way vacuum removal and the three-way vacuum removal can be independently removed and can be removed together, and the device is high in use flexibility.

(2) The device for reducing steam injection by combining application and the vacuum system is technically improved, so that two or three types of devices can share one steam injection pump, the original steam flow of 2.6 tons/H is reduced to the steam flow of 1.5 tons/H, and the use of steam energy consumption is greatly reduced.

Drawings

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

FIG. 2 is a schematic structural view of the steam jet pump of the present invention;

fig. 3 is a schematic structural view of the flange connection structure of the present invention;

in the figure: 1. a steam jet pump; 2. a second and a third vacuum removal systems are communicated with a pipeline; 3. a tee joint; 4. a communicating pipeline; 5. a, a pipeline; 6. a flange connection structure; 7. a pipeline B; 8. c, a pipeline; 9. d, a pipeline; 10. a flush tube; 11. e, a pipeline; 12. f, a pipeline; 13. a roots pump; 14. a G pipeline; 15. an H pipeline; 16. bending the pipe; 17. i, a pipeline; 18. j pipeline; 19. a steam tank; 20. a steam jet pump elbow; 21. a steam spray head; 22. a first flange plate; 23. a second flange plate; 24. a metal wound gasket.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a device for reducing steam injection by combining and removing with a vacuum system comprises a steam injection pump 1 and a two-three-vacuum-system communication pipeline 2, wherein the two-three-vacuum-system communication pipeline 2 is communicated with the steam injection pump 1 through a communication pipeline 4, the communication pipeline 4 comprises an A pipeline 5, the A pipeline 5 is connected with a B pipeline 7 through a flange connection structure 6, the output end of the B pipeline 7 is fixedly connected with a D pipeline 9 through a C pipeline 8, a flushing pipe 10 is fixedly arranged on the outer wall of the D pipeline 9, the output end of the D pipeline 9 is fixedly connected with an E pipeline 11, an F pipeline 12 is arranged below the E pipeline 11, a Roots pump 13 is fixedly arranged between the E pipeline 11 and the F pipeline 12, the F pipeline 12 is fixedly connected with an H pipeline 15 through a G pipeline 14, the output end of the H pipeline 15 is connected with an I pipeline 17, the I pipeline 17 is connected with a J pipeline 18 through the flange connection structure 6, steam jet pump 1 includes steam drum 19, and steam jet elbow 20 fixedly connected with steam nozzle 21 is passed through to the left bottom of steam drum 19, and A pipeline 5, B pipeline 7, C pipeline 8, D pipeline 9, E pipeline 11, F pipeline 12, G pipeline 14, H pipeline 15, I pipeline 17 and J pipeline 18 all set up to the carbon steel material pipe that the nominal diameter is 150mm, and the length of above-mentioned pipeline is respectively: 300mm, 1000mm, 100mm, 500mm, 400mm, 500mm, 1500mm, 2500mm, 100mm and 200mm, the flange connection structure 6 comprises a first flange 22 and a second flange 23, the first flange 22 and the second flange 23 are in flange connection, a metal winding gasket 24 is arranged between the first flange 22 and the second flange 23, the two-three vacuum-elimination system communication pipeline 2 is fixedly connected with the input end of the pipeline A5 through a tee joint 3, the output end of the pipeline J18 is fixedly connected with the front side of a steam jet pump elbow 20, the tee joint 3 is a carbon steel pipe, the straight line of the axis of the pipeline A5 is coincident with the straight line of the axis of the pipeline B7, the slopes of the straight lines of the axes of the two pipelines are three thousandths and incline downwards, the straight lines of the axes of the pipeline C8, the pipeline D9, the pipeline E pipeline 11, the pipeline F pipeline 12 and the roots pump 13 are coincident, the straight lines of the five axes are distributed along the vertical direction, the flushing pipe 10 is a carbon steel pipe with the nominal diameter of 25mm, the length of the flushing pipe 10 is 1000mm, a stop valve is arranged on the flushing pipe 10, four elbows 16 are fixedly connected between a B pipe 7 and a C pipe 8, between an F pipe 12 and a G pipe 14, between the G pipe 14 and the H pipe 15 and between the H pipe 15 and an I pipe 17 respectively, the four elbows 16 are carbon steel pipes with the nominal diameter of 150mm, four elbows 16 are fixedly connected between the B pipe 7 and the C pipe 8, between the F pipe 12 and the G pipe 14, between the G pipe 14 and the H pipe 15 and between the H pipe 15 and the I pipe 17 respectively through the four elbows 16, the four elbows 16 are carbon steel pipes with the nominal diameter of 150mm, straight lines of the axes of the I pipe 17 and the J pipe 18 are coincident, the slopes of the straight lines of the axes of the I pipe 17 and the J pipe 18 are three thousandths and inclined downwards, the two pipes M1302 and M1303 are communicated through technical improvement, valves are additionally arranged, the second and third vacuum-removing parts can be removed separately or together, and the use flexibility is strong.

When the device works, under the condition that the water ring vacuum pump is started, the vacuum pressure can not reach the index required by the process, so the steam jet pump 1 is required to improve the vacuum pressure of a removal tank, the working principle of the steam jet pump 1 is to form vacuum by utilizing the gas dynamics principle of interconversion of static pressure energy and kinetic energy during fluid flow, the existing two-three vacuum removal is operated independently and R1306 and R1307 vacuum is removed independently, energy conservation and consumption reduction are achieved, the two pipelines of M1302 and M1303 are communicated through technical improvement, a valve is additionally arranged, the two-three vacuum removal can be removed independently and can be removed together, when the device is operated according to the existing structure, the vacuum degree can not reach the requirement on the process, the steam jet pump 1 is required to be started at this time, the vacuum is further increased, when the device is operated independently, the two-three vacuum removal needs to be started, the two steam jet pumps 1, the use of steam energy consumption is greatly increased, and the two and three steam traps can share one steam jet pump 1 by technical improvement, so that the original steam flow of 2.6 tons/H is reduced to the steam flow of 1.5 tons/H, and the use of steam energy consumption is greatly reduced.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an use and vacuum system to merge desorption and reduce device that steam jetted, includes steam jet pump (1) and two three vacuum system UNICOM's pipelines (2) that take off, its characterized in that: the two-three-way vacuum-removing system communication pipeline (2) is communicated with a steam jet pump (1) through a communication pipeline (4), the communication pipeline (4) comprises a pipeline A (5), the pipeline A (5) is connected with a pipeline B (7) through a flange connection structure (6), the output end of the pipeline B (7) is fixedly connected with a pipeline D (9) through a pipeline C (8), the outer wall of the pipeline D (9) is fixedly provided with a flushing pipe (10), the output end of the pipeline D (9) is fixedly connected with a pipeline E (11), an F pipeline (12) is arranged below the pipeline E (11), a Roots pump (13) is fixedly arranged between the pipeline E (11) and the pipeline F (12), the pipeline F (12) is fixedly connected with an H pipeline (15) through a pipeline G (14), and the output end of the H pipeline (15) is connected with a pipeline I (17), the I pipeline (17) is connected with a J pipeline (18) through a flange connection structure (6), the steam injection pump (1) comprises a steam tank (19), and the bottom on the left side of the steam tank (19) is fixedly connected with a steam nozzle (21) through a steam injection elbow (20).

2. An apparatus for reducing steam emission by combining a vacuum system with a utility according to claim 1, wherein: a pipeline (5), B pipeline (7), C pipeline (8), D pipeline (9), E pipeline (11), F pipeline (12), G pipeline (14), H pipeline (15), I pipeline (17) and J pipeline (18) all set up to the carbon steel material pipe that the nominal diameter is 150mm, and the length of above-mentioned pipeline is respectively: 300mm, 1000mm, 100mm, 500mm, 400mm, 500mm, 1500mm, 2500mm, 100mm and 200 mm.

3. An apparatus for reducing steam emission by combining a vacuum system with a utility according to claim 1, wherein: the flange connecting structure (6) comprises a first flange plate (22) and a second flange plate (23), wherein the first flange plate (22) and the second flange plate (23) are connected through flanges, and a metal winding gasket (24) is arranged between the first flange plate and the second flange plate.

4. An apparatus for reducing steam emission by combining a vacuum system with a utility according to claim 1, wherein: the two-three-de-vacuumizing system communication pipeline (2) is fixedly connected with the input end of the pipeline A (5) through a tee joint (3), the output end of the pipeline J (18) is fixedly connected with the front face of a steam jet pump elbow (20), and the tee joint (3) is a carbon steel pipe.

5. An apparatus for reducing steam emission by combining a vacuum system with a utility according to claim 1, wherein: the straight line where the axis of the pipeline A (5) is located coincides with the straight line where the axis of the pipeline B (7) is located, and the slope of the straight line where the axes of the pipeline A and the pipeline B are located is three thousandth and inclines downwards.

6. An apparatus for reducing steam emission by combining a vacuum system with a utility according to claim 1, wherein: the straight lines of the axes of the pipeline C (8), the pipeline D (9), the pipeline E (11), the pipeline F (12) and the roots pump (13) are coincident, the straight lines of the axes of the pipeline C and the axis of the pipeline E are distributed in the vertical direction, the flushing pipe (10) is a carbon steel pipe with the nominal diameter of 25mm, the length of the flushing pipe (10) is 1000mm, and a stop valve is arranged on the flushing pipe (10).

7. An apparatus for reducing steam emission by combining a vacuum system with a utility according to claim 1, wherein: between B pipeline (7) and C pipeline (8), between F pipeline (12) and G pipeline (14), between G pipeline (14) and H pipeline (15) and between H pipeline (15) and I pipeline (17) respectively through four elbows (16) fixed connection, and four elbows (16) set up to carbon steel matter pipe that the nominal diameter is 150 mm.

8. An apparatus for reducing steam emission by combining a vacuum system with a utility according to claim 1, wherein: the slopes of straight lines where the axes of the G pipeline (14) and the H pipeline (15) are located are three thousandths and incline downwards.

9. An apparatus for reducing steam emission by combining a vacuum system with a utility according to claim 1, wherein: the straight lines of the axes of the I pipeline (17) and the J pipeline (18) are coincident, and the gradient of the straight line of the axes of the I pipeline and the J pipeline is three thousandth and inclines downwards.