CN212819927U - Filtration system for hydrogenation reaction - Google Patents
Filtration system for hydrogenation reaction Download PDFInfo
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- CN212819927U CN212819927U CN202021327082.8U CN202021327082U CN212819927U CN 212819927 U CN212819927 U CN 212819927U CN 202021327082 U CN202021327082 U CN 202021327082U CN 212819927 U CN212819927 U CN 212819927U
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Abstract
The utility model discloses a filtering system for hydrogenation reaction, which comprises a first connecting pipe, an input valve, a reversing valve, an air pump, a fixed plate, a shell, a cone, a side hole, a fixed pipe, a communicating hole, a first cleaning valve, a cleaning pipeline, a second cleaning valve, a first filter screen, a second filter screen, a tank body, a first one-way valve, a second connecting pipe, a second one-way valve and an output valve; the hydrogenation reaction kettle of the utility model is not contacted with the air with the inner part of the tank body, thereby avoiding the generation of sparks and improving the safety and reliability during the separation and filtration; the middle reversing valve can reversely pump the gas in the hydrogenation reaction kettle into the tank body, so that the filtered catalyst can be conveyed into the hydrogenation reaction kettle through the one-way valve I and the connecting pipe I to be convenient for the next reaction, and the utilization rate of the catalyst is also improved; the utility model discloses in the clearance valve one and the clearance valve two that set up, be convenient for clear up the filth of crossing on filter screen one and the filter screen two to the convenience of use has been improved.
Description
Technical Field
The utility model relates to a filtration system, specific filtration system of hydrogenation that says so.
Background
The hydrogenation reaction is widely applied as a reaction in chemical synthesis, a catalyst is commonly used in the reaction process, and liquid-solid separation needs to be carried out in a filtering mode after the reaction is finished; the currently common liquid-solid separation mode is that a mixture of feed liquid and catalyst is discharged from a bottom valve in a downward discharging mode and is subjected to filter pressing by a filter, so that the aim of solid-liquid separation is fulfilled; because the catalysts are all high-activity components, the catalysts are contacted with air during discharging, and sparks are easy to generate, so that the separation mode has great potential safety hazard.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned weak point that exists among the prior art, the utility model aims at providing a filtration system of hydrogenation has solved the problem among the background art.
The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is: a filtering system for hydrogenation reaction comprises a hydrogenation reaction kettle, and is characterized by further comprising a first connecting pipe, an input valve, a reversing valve, an air pump, a fixing plate, a shell, a cone, a side hole, a fixing pipe, a communicating hole, a first cleaning valve, a cleaning pipeline, a second cleaning valve, a first filter screen, a second filter screen, a tank body, a first one-way valve, a second connecting pipe, a second one-way valve and an output valve; the right outlet of the input valve is connected with the left upper inlet of the hydrogenation reactor; a first inlet and a first outlet of the reversing valve are communicated with the upper side in the hydrogenation reaction kettle, a second inlet and a second outlet of the reversing valve are communicated with the upper side in the tank body, an output port of the reversing valve is connected with an inlet of the air pump, and an input port of the reversing valve is connected with an outlet of the air pump; the fixed plate is fixedly connected to the upper side in the tank body, and a plurality of communicating holes are uniformly formed in the edges of the periphery of the fixed plate; the top of the shell is fixedly connected to the center of the bottom of the fixed plate, a plurality of side holes are uniformly formed in the periphery of the side face of the shell, and a central opening in the lower side of the shell is connected with an opening in the upper side of the fixed tube; the cone is positioned on the upper side of the opening on the upper side of the fixed pipe, and the top of the cone is fixedly connected to the top surface in the shell; the first filter screen is positioned at the lower side of the shell and fixedly connected to the upper side in the tank body; the first cleaning valve is fixedly connected to the outer portion of the right upper side of the tank body, a left inlet of the first cleaning valve is positioned on the right upper side of the filter screen, a left inlet of the first cleaning valve is communicated with the inner portion of the tank body, and a right outlet of the first cleaning valve is communicated with the inner portion of the cleaning pipeline; the second filter screen is positioned on the lower side of the first filter screen, and the second filter screen is fixedly connected to the upper side in the tank body; the second cleaning valve is fixedly connected to the outer portion of the right upper side of the tank body, a left inlet of the second cleaning valve is positioned on the right upper side of the second filter screen and the right lower side of the first filter screen, a left inlet of the second cleaning valve is communicated with the inner portion of the tank body, and a right outlet of the second cleaning valve is communicated with the inner portion of the cleaning pipeline; an inlet on the upper side of the one-way valve is communicated with the center of the lower side in the tank body, and an outlet on the lower side of the one-way valve is communicated with the upper side in the hydrogenation reactor through a first connecting pipe; an inlet at the left side of the output valve is communicated with the inside of the first connecting pipe; and the inlet at the upper side of the check valve II is communicated with the center of the lower side in the hydrogenation reaction kettle, and the outlet at the lower side of the check valve II is connected with the inlet at the left lower side of the fixed pipe through a connecting pipe II.
Preferably, the reversing valve is a three-position four-way electromagnetic reversing valve.
Preferably, the first filter screen and the second filter screen are both arranged in a left-high-right inclined mode.
Preferably, the input valve and the output valve are both electromagnetic valves.
The utility model has the advantages that:
(1) the utility model discloses well hydrogenation cauldron and jar internal portion do not contact with the air to avoid the production of spark, improved security and reliability when the separation filters.
(2) The utility model discloses well switching-over valve can be in turn with the gas pumping to the jar body in the hydrogenation cauldron to the catalyst after will filtering is convenient for carry out the next time reaction in the hydrogenation cauldron through check valve one and connecting pipe one, has just also improved the utilization ratio of catalyst.
(3) The utility model discloses in the clearance valve one and the clearance valve two that set up, be convenient for clear up the filth of crossing on filter screen one and the filter screen two to the convenience of use has been improved.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a partial enlarged view of the present invention.
In the figure: 1-hydrogenation reaction kettle; 2, connecting a pipe I; 3-an input valve; 4-a reversing valve; 5, an air pump; 6, fixing a plate; 7-a housing; 8-cone; 9-side holes; 10-a fixed tube; 11-a communicating hole; 12-a first cleaning valve; 13-cleaning the pipeline; 14-cleaning a second valve; 15-a first filter screen; 16-a second filter screen; 17-a tank body; 18-a one-way valve I; 19-connecting pipe two; 20-a one-way valve II; 21-output valve.
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.
As shown in fig. 1-2, a filtration system for hydrogenation reaction comprises a hydrogenation reaction kettle 1, and further comprises a first connection pipe 2, an input valve 3, a reversing valve 4, an air pump 5, a fixing plate 6, a shell 7, a cone 8, a side hole 9, a fixing pipe 10, a communication hole 11, a first cleaning valve 12, a cleaning pipeline 13, a second cleaning valve 14, a first filter screen 15, a second filter screen 16, a tank body 17, a first check valve 18, a second connection pipe 19, a second check valve 20 and an output valve 21; the right outlet of the input valve 3 is connected with the left upper inlet of the hydrogenation reactor 1; a first inlet and a first outlet of the reversing valve 4 are communicated with the upper side in the hydrogenation reactor 1, a second inlet and a second outlet of the reversing valve 4 are communicated with the upper side in the tank body 17, an output port of the reversing valve 4 is connected with an inlet of the air pump 5, and an input port of the reversing valve 4 is connected with an outlet of the air pump 5; the fixed plate 6 is fixedly connected to the upper side in the tank body 17, and a plurality of communicating holes 11 are uniformly formed in the peripheral edges of the fixed plate 6; the top of the shell 7 is fixedly connected to the center of the bottom of the fixed plate 6, a plurality of side holes 9 are uniformly formed in the periphery of the side face of the shell 7, and the central opening of the lower side of the shell 7 is connected with the opening of the upper side of the fixed tube 10; the cone 8 is positioned on the upper side of the opening on the upper side of the fixed pipe 10, and the top of the cone 8 is fixedly connected to the top surface inside the shell 7; the first filter screen 15 is positioned at the lower side of the shell 7, and the first filter screen 15 is fixedly connected to the upper side in the tank body 17; the cleaning valve I12 is fixedly connected to the outer portion of the right upper side of the tank body 17, a left side inlet of the cleaning valve I12 is located on the right upper side of the filter screen I15, a left side inlet of the cleaning valve I12 is communicated with the inner portion of the tank body 17, and a right side outlet of the cleaning valve I12 is communicated with the inner portion of the cleaning pipeline 13; the second filter screen 16 is positioned at the lower side of the first filter screen 15, and the second filter screen 16 is fixedly connected to the upper side in the tank body 17; the second cleaning valve 14 is fixedly connected to the outer portion of the right upper side of the tank body 17, a left inlet of the second cleaning valve 14 is positioned on the right upper side of the second filter screen 16 and the right lower side of the first filter screen 15, a left inlet of the second cleaning valve 14 is communicated with the inner portion of the tank body 17, and a right outlet of the second cleaning valve 14 is communicated with the inner portion of the cleaning pipeline 13; an inlet on the upper side of the one-way valve I18 is communicated with the center of the lower side in the tank body 17, and an outlet on the lower side of the one-way valve I18 is communicated with the upper side in the hydrogenation reactor 1 through a connecting pipe I2; an inlet at the left side of the output valve 21 is communicated with the inside of the first connecting pipe 2; an inlet on the upper side of the second check valve 20 is communicated with the center of the lower side in the hydrogenation reactor 1, and an outlet on the lower side of the second check valve 20 is connected with an inlet on the left lower side of the fixed pipe 10 through a second connecting pipe 19.
Wherein, the reversing valve 4 is a three-position four-way electromagnetic reversing valve; the first filter screen 15 and the second filter screen 16 are both arranged in a left-high-right-low inclined mode; the input valve 3 and the output valve 21 are both electromagnetic valves.
The utility model has the advantages that during filtering, firstly, the air pump 5 is started to pump the gas in the tank body 17 to the hydrogenation reaction kettle 1, then the solid-liquid in the hydrogenation reaction kettle 1 is pumped to the tank body 17 for filtering treatment, because the hydrogenation reaction kettle 1 and the tank body 17 are not contacted with the air, thereby avoiding the generation of sparks, improving the safety and reliability during separation and filtering, after filtering, the reversing valve 4 is started, the gas in the hydrogenation reaction kettle 1 can be pumped to the tank body 17 in reverse, thereby being capable of conveying the filtered catalyst to the hydrogenation reaction kettle 1 through the one-way valve 18 and the connecting pipe 2 for next reaction, further improving the utilization rate of the catalyst, in addition, the cleaning valve one 12 and the cleaning valve two 14 are arranged, thereby being convenient for cleaning the filtered substances on the filtering net one 15 and the filtering net two 16, thereby improving convenience of use.
The control mode of the present invention is controlled by manual starting or by the existing automation technology, the connection diagram of the power element and the supply of the power source belong to the common knowledge in the field, and the present invention is mainly used for protecting the mechanical device, so the present invention does not explain the control mode and the wiring arrangement in detail.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, and it should be understood by those skilled in the art that the present invention is not limited by the above embodiments, which are only illustrative, but also various changes and modifications may be made without departing from the spirit and scope of the present invention, which fall within the scope of the present invention as claimed, which is defined by the appended claims and their equivalents.
Claims (4)
1. A filtering system for hydrogenation reaction comprises a hydrogenation reaction kettle (1), and is characterized by further comprising a first connecting pipe (2), an input valve (3), a reversing valve (4), an air pump (5), a fixing plate (6), a shell (7), a cone (8), a side hole (9), a fixing pipe (10), a communication hole (11), a first cleaning valve (12), a cleaning pipeline (13), a second cleaning valve (14), a first filter screen (15), a second filter screen (16), a tank body (17), a first check valve (18), a second connecting pipe (19), a second check valve (20) and an output valve (21);
the right outlet of the input valve (3) is connected with the left upper inlet of the hydrogenation reactor (1);
a first inlet and a first outlet of the reversing valve (4) are communicated with the upper side inside the hydrogenation reactor (1), a second inlet and a second outlet of the reversing valve (4) are communicated with the upper side inside the tank body (17), an output port of the reversing valve (4) is connected with an inlet of the air pump (5), and an input port of the reversing valve (4) is connected with an outlet of the air pump (5);
the fixed plate (6) is fixedly connected to the upper side inside the tank body (17), and a plurality of communicating holes (11) are uniformly formed in the peripheral edges of the fixed plate (6);
the top of the shell (7) is fixedly connected to the center of the bottom of the fixing plate (6), a plurality of side holes (9) are uniformly formed in the periphery of the side face of the shell (7), and the central opening of the lower side of the shell (7) is connected with the opening of the upper side of the fixing tube (10);
the cone (8) is positioned on the upper side of the opening on the upper side of the fixed pipe (10), and the top of the cone (8) is fixedly connected to the top surface in the shell (7);
the first filter screen (15) is positioned at the lower side of the shell (7), and the first filter screen (15) is fixedly connected to the upper side in the tank body (17);
the cleaning valve I (12) is fixedly connected to the outer portion of the right upper side of the tank body (17), a left inlet of the cleaning valve I (12) is located on the right upper side of the filter screen I (15), a left inlet of the cleaning valve I (12) is communicated with the inner portion of the tank body (17), and a right outlet of the cleaning valve I (12) is communicated with the inner portion of the cleaning pipeline (13);
the second filter screen (16) is positioned at the lower side of the first filter screen (15), and the second filter screen (16) is fixedly connected to the upper side in the tank body (17);
the second cleaning valve (14) is fixedly connected to the outer portion of the right upper side of the tank body (17), a left inlet of the second cleaning valve (14) is located on the right upper side of the second filter screen (16) and the right lower side of the first filter screen (15), a left inlet of the second cleaning valve (14) is communicated with the inside of the tank body (17), and a right outlet of the second cleaning valve (14) is communicated with the inside of the cleaning pipeline (13);
an inlet at the upper side of the one-way valve I (18) is communicated with the center of the lower side in the tank body (17), and an outlet at the lower side of the one-way valve I (18) is communicated with the upper side in the hydrogenation reactor (1) through a connecting pipe I (2);
an inlet at the left side of the output valve (21) is communicated with the inside of the first connecting pipe (2);
an inlet on the upper side of the second check valve (20) is communicated with the center of the lower side in the hydrogenation reactor (1), and an outlet on the lower side of the second check valve (20) is connected with an inlet on the lower left side of the fixed pipe (10) through a second connecting pipe (19).
2. A filtration system for hydrogenation reactions according to claim 1, wherein the reversing valve (4) is a three-position four-way electromagnetic reversing valve.
3. The filtration system for hydrogenation reaction according to claim 1, wherein the first filter (15) and the second filter (16) are disposed in a left-high-right inclined manner.
4. A filtration system for hydrogenation reactions according to claim 1, wherein the inlet valve (3) and the outlet valve (21) are solenoid valves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021327082.8U CN212819927U (en) | 2020-07-08 | 2020-07-08 | Filtration system for hydrogenation reaction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021327082.8U CN212819927U (en) | 2020-07-08 | 2020-07-08 | Filtration system for hydrogenation reaction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212819927U true CN212819927U (en) | 2021-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021327082.8U Active CN212819927U (en) | 2020-07-08 | 2020-07-08 | Filtration system for hydrogenation reaction |
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|---|---|
| CN (1) | CN212819927U (en) |
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- 2020-07-08 CN CN202021327082.8U patent/CN212819927U/en active Active
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