CN214914110U - Filtering device for excessive magnesium chips in Grignard reagent - Google Patents
Filtering device for excessive magnesium chips in Grignard reagent Download PDFInfo
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- CN214914110U CN214914110U CN202121091006.6U CN202121091006U CN214914110U CN 214914110 U CN214914110 U CN 214914110U CN 202121091006 U CN202121091006 U CN 202121091006U CN 214914110 U CN214914110 U CN 214914110U
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- grignard reagent
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Abstract
The utility model discloses a filter equipment of excessive magnesium bits in Grignard reagent belongs to meticulous chemical engineering technical field. The filter equipment of excessive magnesium bits in the Grignard reagent comprises a reaction kettle, a kettle cover and a stirrer, and further comprises: the filtering concave plate is connected in the reaction kettle in a sliding manner, wherein a through hole matched with the stirrer is formed in the center of the filtering concave plate; the sliding block is connected in a sliding groove of the reaction kettle in a sliding manner and is used for driving the filtering concave plate to move; actuating mechanism connects on the reation kettle, the utility model discloses a setting of filtering the notch board can make excessive magnesium bits stay in reation kettle, prevents to follow grignard reagent solution and discharges reation kettle together, avoids the waste of raw materials, improves the quality of grignard reagent, through the setting of actuating mechanism, slider, can drive and filter the notch board and remove to prevent that surplus magnesium bits from influencing the velocity of flow of grignard reagent solution because of blockking up the filtration pore of filtering the notch board, effectual improvement this filter equipment's practicality.
Description
Technical Field
The utility model relates to a fine chemistry industry technical field especially relates to the filter equipment of excessive magnesium bits in the Grignard reagent.
Background
The Grignard reagent (RMgX) is a magnesium metal organic compound, and because the electronegativity of carbon in the Grignard reagent is larger than that of magnesium, the part of negative charge on a hydrocarbyl group and the part of positive charge on a magnesium ion can react with most functional groups and a plurality of inorganic compounds, and can be directly carried out without separation, the Grignard reagent is a nucleophilic reagent and has wide application in organic synthesis.
Conventional production grignard reagent's reaction unit all is the ejection of compact from the tank bottoms during row material, avoids remaining magnesium bits to block up the tank bottoms after the grignard reaction, often filters excessive magnesium bits through setting up the filter, makes it persist in reaction unit to next use, but in the use, the magnesium bits are blockked up the filtration pore of filter easily, thereby cause the influence to the discharge efficiency of grignard reagent, and the practicality is lower.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the reaction unit of conventional production grignard reagent and blocking up the filtration pore of filter easily in the use in order to solve the magnesium bits to cause the influence to the discharge efficiency of grignard reagent, the lower problem of practicality, and the filter equipment of excessive magnesium bits in the grignard reagent who provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the filter equipment of excessive magnesium bits in the Grignard reagent comprises a reaction kettle, a kettle cover and a stirrer, and further comprises: the filtering concave plate is connected in the reaction kettle in a sliding manner, wherein a through hole matched with the stirrer is formed in the center of the filtering concave plate; the sliding block is connected in a sliding groove of the reaction kettle in a sliding manner and is used for driving the filtering concave plate to move; the driving mechanism is connected to the reaction kettle and used for driving the filtering concave plate to move; and the filter screen is fixedly connected with a discharge port of the reaction kettle.
In order to facilitate the improvement of the discharge efficiency of the grignard reagent, preferably, the driving mechanism comprises a first motor, a rotating wheel and a connecting rope, the first motor is fixedly connected to two sides of the upper end of the reaction kettle, the rotating wheel is fixedly connected to the output end of the first motor, and two sides of the connecting rope are respectively fixedly connected with the rotating wheel and the sliding block.
In order to prevent the connecting rope from breaking due to abrasion, one end, close to the first motor, in the chute of the reaction kettle is connected with a bearing wheel, and the connecting rope is connected to the bearing wheel in a rolling manner.
In order to prevent the filtering concave plate from shaking along with the shaking of the solution, furthermore, two sides of the lower end of the sliding block are fixedly connected with first magnetic blocks, and a sliding chute at the lower end of the reaction kettle is internally and fixedly connected with second magnetic blocks matched with the first magnetic blocks.
In order to prevent that the magnesium bits on filtering the notch board from plugging up the filtration pore, it is preferred, actuating mechanism includes second motor, axis of rotation, crank, second motor fixed connection is close to the both sides of filtering the notch board at reation kettle, axis of rotation fixed connection is at the output of second motor, the one end that the second motor was kept away from in the axis of rotation runs through in reation kettle, and with crank fixed connection, sliding connection between crank and the filtration notch board, be equipped with return spring in reation kettle's the spout, return spring's both ends respectively with slider, spout top fixed connection.
In order to prevent the Grignard reagent solution from flowing out of the gap, the rotating shaft is further connected with the reaction kettle in a sealing manner through a sealing member.
Compared with the prior art, the utility model provides a filter equipment of excessive magnesium bits in Grignard reagent possesses following beneficial effect:
1. according to the filtering device for the excessive magnesium chips in the Grignard reagent, the excessive magnesium chips can be remained in the reaction kettle through the arrangement of the filtering concave plate, so that the excessive magnesium chips are prevented from being discharged out of the reaction kettle along with the Grignard reagent solution, the waste of raw materials is avoided, and the quality of the Grignard reagent is improved;
2. this filter equipment of excessive magnesium bits in grignard reagent through the setting of actuating mechanism, slider, can drive and filter the recess and remove to prevent that surplus magnesium bits from influencing the velocity of flow of grignard reagent solution because of blockking up the filtration pore of filtering the recess, the effectual practicality that has improved this filter equipment.
Drawings
Fig. 1 is a schematic structural diagram i of a filtering device for excess magnesium chips in grignard reagent according to the present invention;
fig. 2 is a schematic structural diagram of a second filtering device for excess magnesium chips in the grignard reagent according to the present invention;
FIG. 3 is a perspective view of a concave filtering plate of the filtering device for excess magnesium chips in the Grignard reagent according to the present invention;
FIG. 4 is a schematic structural diagram of a portion A in FIG. 1 of a filtering device for excess magnesium chips in a Grignard reagent according to the present invention;
FIG. 5 is a schematic structural diagram of a part B in FIG. 1 of a filtering device for excess magnesium chips in a Grignard reagent according to the present invention;
fig. 6 is a schematic structural diagram of a part C in fig. 2 of a filtering device for excess magnesium chips in the grignard reagent according to the present invention.
In the figure: 1. a reaction kettle; 2. a kettle cover; 3. a stirrer; 4. a first motor; 5. a rotating wheel; 6. a concave filtering plate; 7. a slider; 8. a filter screen; 9. a second motor; 10. a crank; 11. connecting ropes; 12. a first magnetic block; 13. a second magnetic block; 14. a rotating shaft; 15. a receiving wheel; 16. and a return spring.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", 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 being 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.
Example 1:
referring to fig. 1-6, the filtering apparatus for excess magnesium chips in grignard reagent comprises a reaction kettle 1, a kettle cover 2, a stirrer 3, and further comprises: the filtering concave plate 6 is connected in the reaction kettle 1 in a sliding way, wherein the center of the filtering concave plate 6 is provided with a through hole matched with the stirrer 3; the sliding block 7 is connected in a sliding groove of the reaction kettle 1 in a sliding manner and is used for driving the filtering concave plate 6 to move; the driving mechanism is connected to the reaction kettle 1 and used for driving the filtering concave plate 6 to move; and the filter screen 8 is fixedly connected with a discharge hole of the reaction kettle 1.
When the device is used, a user firstly conveys magnesium chips to be reacted to the filtering concave plate 6, wherein the aperture of a filtering hole on the filtering concave plate 6 is smaller than the particle size of the used raw material magnesium chips, so that the magnesium chips can be prevented from falling to the bottom of the reaction kettle 1, then another reactant halohydrocarbon is conveyed to the reaction kettle 1, and then the reactant halohydrocarbon is stirred and mixed by the stirrer 3, after the Grignard reagent is prepared, the user opens the discharging pipe, the prepared Grignard reagent can be discharged out of the reaction kettle 1 through the discharging pipe, while discharging is carried out, the driving mechanism is started, the driving mechanism drives the filtering concave plate 6 to move, so that the phenomenon that the flow rate of a Grignard reagent solution is influenced by the blockage of the filtering hole of the filtering concave plate 6 due to the residual magnesium chips is prevented, the practicability of the filtering device is effectively improved, wherein when the preparation is carried out, a small amount of magnesium chips can flow to the bottom of the reaction kettle 1 through the through hole of the filtering concave plate 6 under the action of the stirrer 3, through the setting of filter screen 8, can filter the magnesium bits that fall to reation kettle 1 bottom and block, prevent that the magnesium bits from flowing reation kettle 1 and causing the waste, further improved the practicality of the device when using.
Example 2:
referring to fig. 1, 4 and 5, the filtering apparatus for excess magnesium chips in grignard reagent is substantially the same as that of embodiment 1, and further comprises: the driving mechanism comprises a first motor 4, a rotating wheel 5 and a connecting rope 11, wherein the first motor 4 is fixedly connected with two sides of the upper end of the reaction kettle 1, the rotating wheel 5 is fixedly connected with the output end of the first motor 4, two sides of the connecting rope 11 are respectively fixedly connected with the rotating wheel 5 and a sliding block 7, when a valve at the lower end of the reaction kettle 1 is opened to discharge the Grignard reagent, at the moment, the first motor 4 is started, the first motor 4 drives the rotating wheel 5 to rotate, the rotating wheel 5 drives the sliding block 7 to move upwards through the connecting rope 11, the sliding block 7 drives the filtering concave plate 6 to move upwards until the filtering concave plate 6 moves out of the liquid level of the Grignard reagent solution, the residual magnesium chips are moved out of the Grignard reagent through the filtering concave plate 6, so that the flow rate of the Grignard reagent solution can be improved, the residual magnesium chips are prevented from blocking filter holes of the filtering concave plate 6 and causing the flow rate of the solution, and excessive magnesium chips can be left in the reaction kettle 1, so as to be used next time, the discharging efficiency of the Grignard reagent can be improved, and the practicability of the device is effectively improved.
One end that is close to first motor 4 in reation kettle 1's the spout is connected with and holds take turns 15, connects 11 roll connections of rope on holding take turns 15, through the setting that holds take turns 15, can play the effect of protection to connecting rope 11, prevents to connect rope 11 because of wearing and tearing fracture, influences the removal to filtering concave plate 6, the effectual life who connects rope 11 that has improved.
7 lower extreme both sides fixedly connected with of slider 12 first magnetic path 12, fixedly connected with and first magnetic path 12 assorted second magnetic path 13 in the spout of reation kettle 1 lower extreme, through the setting of first magnetic path 12, second magnetic path 13, when agitator 3 stirs, can fix filtering concave plate 6, prevent to filter concave plate 6 and rock because of solution rocks and follow and rock, make the magnesium bits fall reation kettle 1 bottom, the effectual stability that improves the device.
Example 3:
referring to fig. 2 and 6, the filtering apparatus for excess magnesium chips in grignard reagent is substantially the same as that of example 1, and further: the driving mechanism comprises a second motor 9, a rotating shaft 14 and a crank 10, the second motor 9 is fixedly connected with two sides of the reaction kettle 1 close to the filtering concave plate 6, the rotating shaft 14 is fixedly connected with the output end of the second motor 9, one end of the rotating shaft 14 far away from the second motor 9 penetrates through the reaction kettle 1 and is fixedly connected with the crank 10, the crank 10 is in sliding connection with the filtering concave plate 6, a return spring 16 is arranged in a chute of the reaction kettle 1, two ends of the return spring 16 are respectively fixedly connected with the sliding block 7 and the top of the chute, when a valve at the lower end of the reaction kettle 1 is opened to discharge Grignard reagents, at the moment, the second motor 9 is started, the second motor 9 drives the rotating shaft 14 to rotate, the rotating shaft 14 drives the crank 10 to rotate, then under the coordination of the return spring 16, the filtering concave plate 6 is vibrated, and the magnesium chips on the filtering concave plate 6 are prevented from blocking the filtering holes, the discharging speed of the Grignard reagent solution is influenced, and the practicability of the device is effectively improved.
Through sealing member sealing connection between axis of rotation 14 and reation kettle 1, through the setting of sealing member, can improve the leakproofness between axis of rotation 14 and reation kettle 1, thereby prevent to flow in the grignard reagent solution gap, cause extravagant phenomenon, further improved the device's practicality.
It should be noted that, in this patent document, the electrical components are all connected to an external master controller and a 220V commercial power point, and the master controller may be a conventional known device for controlling a computer, and it should be noted that, in the above embodiment, the first motor 4 and the second motor 9 may be both a forward and reverse rotation motor with a model number of, but not limited to, 90YR120GY 38.
The utility model discloses a setting of filtering notch board 6 can make excessive magnesium bits stay in reation kettle 1, prevents to follow Grignard reagent solution and discharges reation kettle 1 together, avoids the waste of raw materials, improves the quality of Grignard reagent, through the setting of actuating mechanism, slider 7, can drive and filter notch board 6 and remove to prevent that surplus magnesium bits from influencing the velocity of flow of Grignard reagent solution because of blockking up the filtration pore that filters notch board 6, the effectual practicality that improves this filter equipment.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. Excess magnesium bits's filter equipment in grignard reagent, including reation kettle (1), kettle cover (2), agitator (3), its characterized in that still includes: the filtering concave plate (6) is connected in the reaction kettle (1) in a sliding manner, wherein a through hole matched with the stirrer (3) is formed in the center of the filtering concave plate (6); the sliding block (7) is connected in a sliding groove of the reaction kettle (1) in a sliding manner and is used for driving the filtering concave plate (6) to move; the driving mechanism is connected to the reaction kettle (1) and is used for driving the filtering concave plate (6) to move; and the filter screen (8) is fixedly connected with a discharge hole of the reaction kettle (1).
2. The device for filtering excessive magnesium chips in Grignard reagent according to claim 1, wherein the driving mechanism comprises a first motor (4), a rotating wheel (5) and a connecting rope (11), the first motor (4) is fixedly connected to two sides of the upper end of the reaction kettle (1), the rotating wheel (5) is fixedly connected to the output end of the first motor (4), and two sides of the connecting rope (11) are respectively fixedly connected with the rotating wheel (5) and the sliding block (7).
3. The device for filtering excessive magnesium chips in the Grignard reagent according to claim 2, wherein a receiving wheel (15) is connected to one end of the chute of the reaction kettle (1) close to the first motor (4), and the connecting rope (11) is connected to the receiving wheel (15) in a rolling manner.
4. The device for filtering excessive magnesium chips in Grignard reagents according to claim 3, wherein the two sides of the lower end of the sliding block (7) are fixedly connected with first magnetic blocks (12), and the sliding chute at the lower end of the reaction kettle (1) is internally and fixedly connected with second magnetic blocks (13) matched with the first magnetic blocks (12).
5. The device for filtering excessive magnesium chips in Grignard reagent according to claim 1, wherein the driving mechanism comprises a second motor (9), a rotating shaft (14) and a crank (10), the second motor (9) is fixedly connected to two sides of the reaction kettle (1) close to the filtering concave plate (6), the rotating shaft (14) is fixedly connected to the output end of the second motor (9), one end of the rotating shaft (14) far away from the second motor (9) penetrates through the reaction kettle (1) and is fixedly connected with the crank (10), the crank (10) is slidably connected with the filtering concave plate (6), a return spring (16) is arranged in the chute of the reaction kettle (1), and two ends of the return spring (16) are respectively fixedly connected with the sliding block (7) and the top of the chute.
6. The device for filtering excess magnesium chips in Grignard reagent according to claim 5, characterized in that the rotating shaft (14) is hermetically connected with the reaction kettle (1) through a sealing member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121091006.6U CN214914110U (en) | 2021-05-20 | 2021-05-20 | Filtering device for excessive magnesium chips in Grignard reagent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121091006.6U CN214914110U (en) | 2021-05-20 | 2021-05-20 | Filtering device for excessive magnesium chips in Grignard reagent |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214914110U true CN214914110U (en) | 2021-11-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121091006.6U Active CN214914110U (en) | 2021-05-20 | 2021-05-20 | Filtering device for excessive magnesium chips in Grignard reagent |
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| CN (1) | CN214914110U (en) |
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2021
- 2021-05-20 CN CN202121091006.6U patent/CN214914110U/en active Active
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