CN210885865U - Propylene machine device that cooling effect is good - Google Patents
Propylene machine device that cooling effect is good Download PDFInfo
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- CN210885865U CN210885865U CN201921940524.3U CN201921940524U CN210885865U CN 210885865 U CN210885865 U CN 210885865U CN 201921940524 U CN201921940524 U CN 201921940524U CN 210885865 U CN210885865 U CN 210885865U
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Abstract
The utility model discloses a propylene machine device that cooling effect is good, include: the reflux assembly comprises a first connecting pipe, a first heat exchanger, a second heat exchanger, a reflux tank, a second connecting pipe, a water pump, a first regulating valve and a propylene tower; the filter assembly comprises a propylene product filter, a third connecting pipe, a second regulating valve, a protective bed, a third regulating valve, a fourth connecting pipe, a third heat exchanger and a seventh connecting pipe, wherein the left side of the propylene product filter is communicated with the third connecting pipe; after the fifth connecting pipe from the water outlet end of the water pump to the collecting tank is changed into the propylene product filter, the second regulating valve is added, the newly-added second regulating valve is utilized to regulate the reflux quantity, the misoperation and the hysteresis operation which are manual can be reduced, and the stability of outlet pressure and flow can be further controlled. The technical improvement of the newly-added second regulating valve can realize timely regulation, and avoids the fluctuation of the production of the device caused by the large-amplitude fluctuation of the unit due to the pressure change.
Description
The technical field is as follows:
the utility model relates to a propylene machine cooling technology field specifically is a propylene machine device that cooling effect is good.
Background art:
the purpose of the propylene tower is to separate propylene and propane, the propylene obtained from the top outlet enters a reflux tank after heat exchange by a heat exchanger, part of the obtained liquid propylene flows back to the propylene tower, and the other part of the obtained liquid propylene is sent to a propylene protection bed, and is sent to a propylene product filter to remove rust and impurities after removing oxygen-containing compounds and water, so that a propylene product is obtained;
the propylene refrigeration unit comprises a propylene collecting tank, a propylene refrigeration compressor, a heat exchanger and a cold unit, wherein propylene high-pressure propylene in the propylene collecting tank is sent to the cold unit, phase change and absorption of heat of the cold unit are achieved, gas-phase propylene is formed, then the propylene high-pressure propylene is sent to the propylene refrigeration compressor and subjected to heat exchange through the heat exchanger, liquid-phase high-pressure propylene is obtained, the propylene refrigeration unit consumes propylene in the using process, the propylene collecting tank needs to be supplemented with propylene, the propylene is supplemented with liquid coming out of a reflux tank at present, the problem is that the propylene is impure, refrigeration is influenced, and therefore, the propylene device with a good cooling effect is provided.
The utility model has the following contents:
an object of the utility model is to provide a propylene machine device that cooling effect is good to solve the problem that proposes among the above-mentioned background art.
The utility model discloses by following technical scheme implement: a propylene plant apparatus with good cooling effect, comprising:
the reflux assembly comprises a first connecting pipe, a first heat exchanger, a second heat exchanger, a reflux tank, a second connecting pipe, a water pump, a first regulating valve and a propylene tower;
the device comprises a filtering assembly, a first connecting pipe, a second connecting pipe, a third regulating valve, a third heat exchanger and a seventh connecting pipe, wherein the filtering assembly comprises a propylene product filter, the third connecting pipe, the fourth connecting pipe, the third heat exchanger and the seventh connecting pipe;
the refrigeration assembly comprises a refrigeration compressor, a collecting tank, a fourth heat exchanger, a fifth connecting pipe and a sixth connecting pipe.
As further preferable in the present technical solution: the top of the propylene tower is communicated with a first connecting pipe, one end, far away from the first connecting pipe, of the propylene tower is provided with a first heat exchanger and a second heat exchanger, and the bottom of the second heat exchanger is communicated with a reflux tank.
As further preferable in the present technical solution: the bottom intercommunication of backward flow jar has the second even pipe, the one end that the backward flow jar was kept away from to the second even pipe is held the intercommunication with the intaking of water pump, the play water end and the first connecting pipe intercommunication of water pump, the surface that the water pump goes out the water end is provided with first governing valve.
As further preferable in the present technical solution: the left side of the refrigeration compressor is communicated with a collecting tank, the top of the collecting tank is communicated with a fifth connecting pipe, and one end, far away from the collecting tank, of the fifth connecting pipe is communicated with a fourth connecting pipe.
As further preferable in the present technical solution: and a sixth connecting pipe is communicated with the right side of the refrigeration compressor, and one end, far away from the refrigeration compressor, of the sixth connecting pipe is communicated with the seventh connecting pipe.
As further preferable in the present technical solution: and a fourth heat exchanger is arranged on the surface of the refrigeration compressor communicated with the collecting tank.
The utility model has the advantages that: after the fifth connecting pipe from the water outlet end of the water pump to the collecting tank is changed into the propylene product filter, the second regulating valve is added, the newly-added second regulating valve is utilized to regulate the reflux quantity, the misoperation and the hysteresis operation which are manual can be reduced, and the stability of outlet pressure and flow can be further controlled. The technical improvement of the newly-added second regulating valve can realize timely regulation, and avoids the fluctuation of the production of the device caused by the large-amplitude fluctuation of the unit due to the pressure change.
Description of the 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 diagram of the present invention.
In the figure: 10. a reflow assembly; 11. a first connecting pipe; 12. a first heat exchanger; 13. a second heat exchanger; 14. a reflux tank; 15. a second connecting pipe; 16. a water pump; 17. a first regulating valve; 18. A propylene column; 20. a filter assembly; 21. a propylene product filter; 22. a third connecting pipe; 23. A second regulating valve; 24. a protective bed; 25. a third regulating valve; 26. a fourth connecting pipe; 27. a third heat exchanger; 28. a seventh connecting pipe; 30. a refrigeration assembly; 31. a refrigeration compressor; 32. a collection tank; 33. a fourth heat exchanger; 34. a fifth connecting pipe; 35. and a sixth connecting pipe.
The specific implementation mode is as follows:
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.
Examples
Referring to fig. 1, the present invention provides a technical solution: a propylene plant apparatus with good cooling effect, comprising:
the reflux assembly 10 comprises a first connecting pipe 11, a first heat exchanger 12, a second heat exchanger 13, a reflux tank 14, a second connecting pipe 15, a water pump 16, a first regulating valve 17 and a propylene tower 18;
the filtering assembly 20 comprises a propylene product filter 21, a third connecting pipe 22, a second regulating valve 23, a protective bed 24, a third regulating valve 25, a fourth connecting pipe 26, a third heat exchanger 27 and a seventh connecting pipe 28, wherein the left side of the propylene product filter 21 is communicated with the third connecting pipe 22, one end, away from the propylene product filter 21, of the third connecting pipe 22 is communicated with the protective bed 24, the surface of the third connecting pipe 22 is provided with the second regulating valve 23, one end, away from the second regulating valve 23, of the protective bed 24 is communicated with the fourth connecting pipe 26, one end, away from the protective bed 24, of the fourth connecting pipe 26 is communicated with the second connecting pipe 15, the surface of the fourth connecting pipe 26 is sequentially provided with the third heat exchanger 27 and the seventh connecting pipe 28 from left to right, and the right side of the propylene product filter 21 is communicated with the seventh connecting pipe 28;
In this embodiment, specifically: the top of the propylene tower 18 is communicated with a first connecting pipe 11, one end of the first connecting pipe 11, which is far away from the propylene tower 18, is provided with a first heat exchanger 12 and a second heat exchanger 13, and the bottom of the second heat exchanger 13 is communicated with a reflux tank 14, so that a propylene product is conveniently conveyed to an inner cavity of the reflux tank 14.
In this embodiment, specifically: the bottom of the backflow tank 14 is communicated with a second connecting pipe 15, one end, away from the backflow tank 14, of the second connecting pipe 15 is communicated with the water inlet end of the water pump 16, the water outlet end of the water pump 16 is communicated with the first connecting pipe 11, the surface of the water outlet end of the water pump 16 is provided with a first regulating valve 17, backflow can be facilitated, and propylene products are prevented from directly entering the inner cavity of the protection bed 24.
In this embodiment, specifically: the left side of the refrigeration compressor 31 is communicated with a collecting tank 32, the top of the collecting tank 32 is communicated with a fifth connecting pipe 34, and one end of the fifth connecting pipe 34 far away from the collecting tank 32 is communicated with the fourth connecting pipe 26.
In this embodiment, specifically: the right side of the refrigeration compressor 31 is communicated with a sixth connecting pipe 35, and one end, far away from the refrigeration compressor 31, of the sixth connecting pipe 35 is communicated with the seventh connecting pipe 28, so that the filtered propylene product is conveniently conveyed to the inner cavity of the collecting tank 32.
In this embodiment, specifically: the surface of the refrigerant compressor 31 communicating with the collection tank 32 is provided with a fourth heat exchanger 33.
In the working principle or the structural principle, when in use, the propylene tower 18 aims to separate propylene and propane, the propylene and the propane are input from a top outlet through a first connecting pipe 11, the propylene enters a reflux tank 14 after heat exchange through a first heat exchanger 12 and a second heat exchanger 13, the obtained liquid propylene flows back to the propylene tower 18 through a second connecting pipe 15 and a water pump 16, a part of the liquid propylene is sent into an inner cavity of a protective bed 24, after oxygen-containing compounds and water are removed, the propylene product is sent through a third connecting pipe 22 and a second regulating valve 23 to enter a propylene product filter 21 to remove iron rust and impurities, the propylene product obtained by the propylene product filter 21 is adopted as a collecting tank 32 for liquid supplement, a water outlet end of the water pump 16 is changed to the propylene product filter 21 through a fifth connecting pipe 34 of the collecting tank 32, the second regulating valve 23 is added, and the second regulating valve 23 is utilized, the magnitude of the reflux quantity is adjusted, so that misoperation and lagging operation caused by people can be reduced, and further the stability of outlet pressure and flow can be controlled. The technical improvement of the newly added second regulating valve 23 can timely regulate, and the fluctuation of the production of the device caused by the large-amplitude fluctuation of the unit due to the pressure change is avoided.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A propylene machine device with good cooling effect is characterized by comprising:
the reflux assembly (10) comprises a first connecting pipe (11), a first heat exchanger (12), a second heat exchanger (13), a reflux tank (14), a second connecting pipe (15), a water pump (16), a first regulating valve (17) and a propylene tower (18);
the filter assembly (20), the filter assembly (20) comprises a propylene product filter (21), a third connecting pipe (22), a second regulating valve (23), a protective bed (24), a third regulating valve (25), a fourth connecting pipe (26), a third heat exchanger (27) and a seventh connecting pipe (28), the left side of the propylene product filter (21) is communicated with the third connecting pipe (22), one end, away from the propylene product filter (21), of the third connecting pipe (22) is communicated with the protective bed (24), the surface of the third connecting pipe (22) is provided with the second regulating valve (23), one end, away from the second regulating valve (23), of the protective bed (24) is communicated with the fourth connecting pipe (26), one end, away from the protective bed (24), of the fourth connecting pipe (26) is communicated with the second connecting pipe (15), the surface of the fourth connecting pipe (26) is sequentially provided with the third heat exchanger (27) and the seventh connecting pipe (28) from left to right, the right side of the propylene product filter (21) is communicated with a seventh connecting pipe (28);
refrigeration subassembly (30), refrigeration subassembly (30) include refrigeration compressor (31), holding vessel (32), fourth heat exchanger (33), fifth connecting pipe (34) and sixth connecting pipe (35).
2. The propylene plant apparatus with good cooling effect according to claim 1, characterized in that: the top of the propylene tower (18) is communicated with a first connecting pipe (11), one end, far away from the propylene tower (18), of the first connecting pipe (11) is provided with a first heat exchanger (12) and a second heat exchanger (13), and the bottom of the second heat exchanger (13) is communicated with a reflux tank (14).
3. The propylene plant apparatus with good cooling effect according to claim 1, characterized in that: the bottom intercommunication of backward flow jar (14) has second connecting pipe (15), the one end that backward flow jar (14) was kept away from in second connecting pipe (15) is held the intercommunication with the intaking of water pump (16), the play water end and the first connecting pipe (11) intercommunication of water pump (16), the surface of water pump (16) play water end is provided with first governing valve (17).
4. The propylene plant apparatus with good cooling effect according to claim 1, characterized in that: the left side of the refrigeration compressor (31) is communicated with a collecting tank (32), the top of the collecting tank (32) is communicated with a fifth connecting pipe (34), and one end, away from the collecting tank (32), of the fifth connecting pipe (34) is communicated with a fourth connecting pipe (26).
5. The propylene plant apparatus with good cooling effect according to claim 1, characterized in that: the right side of the refrigeration compressor (31) is communicated with a sixth connecting pipe (35), and one end, far away from the refrigeration compressor (31), of the sixth connecting pipe (35) is communicated with a seventh connecting pipe (28).
6. The propylene plant apparatus with good cooling effect according to claim 1, characterized in that: and a fourth heat exchanger (33) is arranged on the surface of the refrigeration compressor (31) communicated with the collecting tank (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921940524.3U CN210885865U (en) | 2019-11-11 | 2019-11-11 | Propylene machine device that cooling effect is good |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921940524.3U CN210885865U (en) | 2019-11-11 | 2019-11-11 | Propylene machine device that cooling effect is good |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210885865U true CN210885865U (en) | 2020-06-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921940524.3U Active CN210885865U (en) | 2019-11-11 | 2019-11-11 | Propylene machine device that cooling effect is good |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210885865U (en) |
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2019
- 2019-11-11 CN CN201921940524.3U patent/CN210885865U/en active Active
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