CN221062635U - Feeding device for reaction kettle - Google Patents
Feeding device for reaction kettle Download PDFInfo
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- CN221062635U CN221062635U CN202322669961.9U CN202322669961U CN221062635U CN 221062635 U CN221062635 U CN 221062635U CN 202322669961 U CN202322669961 U CN 202322669961U CN 221062635 U CN221062635 U CN 221062635U
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- powder
- discharging
- storage device
- reaction kettle
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 30
- 238000007599 discharging Methods 0.000 claims abstract description 68
- 239000000463 material Substances 0.000 claims abstract description 64
- 230000007246 mechanism Effects 0.000 claims abstract description 49
- 238000003860 storage Methods 0.000 claims abstract description 36
- 238000005303 weighing Methods 0.000 claims abstract description 17
- 238000012544 monitoring process Methods 0.000 claims abstract description 6
- 239000000843 powder Substances 0.000 abstract description 60
- 238000005054 agglomeration Methods 0.000 abstract description 3
- 230000002776 aggregation Effects 0.000 abstract description 3
- 238000012824 chemical production Methods 0.000 abstract description 3
- 238000007789 sealing Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000003031 feeding effect Effects 0.000 description 1
- 239000011344 liquid material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model relates to the technical field of chemical production equipment, in particular to a feeding device for a reaction kettle, which comprises a material storage device, wherein the bottom of the material storage device is connected with a discharging mechanism, a quantitative discharging mechanism is arranged in the discharging mechanism, and a crushing mechanism is arranged in both the quantitative discharging mechanism and the material storage device; the quantitative discharging mechanism is internally provided with a weighing sensor, and is matched with a residual material monitoring mechanism arranged in the material storage device, so that whether powder is agglomerated or not can be monitored in real time when the reaction kettle is charged; the utility model is provided with the dampproof valve and the charging port sealing cover, so that the powder caking caused by the entry of moist air can be prevented; even if the powder is agglomerated and is difficult to smoothly discharge, the quantitative discharging mechanism with the crushing function can judge whether the powder is agglomerated or not by means of the weight detecting function of quantitative discharging, and the agglomerated powder can be rapidly and automatically crushed when the agglomeration is detected, so that the powder is conveniently and smoothly discharged.
Description
Technical Field
The utility model relates to the technical field of chemical production equipment, in particular to a feeding device for a reaction kettle.
Background
The reaction kettle is a reaction container commonly used in the field of chemical production, and can perform various physical or chemical reactions so as to process raw materials; most of the existing reaction kettles are provided with a feeding mechanism, such as a funnel-shaped feeder, at the top of the reaction kettle; when the reaction kettle is used, materials are filled into the feeder at one time and then fed in batches for many times, so that the materials temporarily stored in the feeder are not added into the reaction kettle because of moist gas backflow, overlong reaction time and the like, powder material caking or liquid material solidification and the like occur, the material property is changed, and the automatic feeding effect of the feeding device is affected.
The prior patent with the application number 202220691341.8 discloses a powder feeding port structure for preventing moisture absorption and caking; a powder feeding port and an exhaust port are arranged at the top of the reaction kettle, and an air isolation valve and a feeding device are arranged on the powder feeding port; the feeding device comprises a feeding pipeline connected to the air isolation valve and a feeding hopper connected to the feeding pipeline, the feeding pipeline is connected with a plurality of gas conveying pipelines, and the other end of each gas conveying pipeline is connected with a dry gas output device; this patent can prevent through setting up dry gas output device and air-stop valve that the moist air backward flow in the reation kettle from getting into the powder dog-house, but to the circumstances that forms the powder caking in the outside moist air leakage gets into the dog-house, this patent can't accomplish to clear away the caking, still can appear the caking and stop up the discharge gate and lead to unable normal problem of throwing the material.
Disclosure of utility model
The utility model aims to provide a feeding device for a reaction kettle, which can automatically detect the blockage problem and break up agglomerated powder so as to continue feeding work.
Based on the above purpose, the utility model adopts the following technical scheme:
The feeding device for the reaction kettle comprises a material storage device, wherein the material storage device is of a hollow structure with a sealed top, a feeding hole is formed in the top of the material storage device, and a discharging mechanism is arranged at the bottom of the material storage device; the discharging mechanism comprises a quantitative discharging and transferring mechanism, and a crushing mechanism is arranged in the quantitative discharging and transferring mechanism; the quantitative discharging and transferring mechanism is connected to the reaction kettle through a discharging pipeline, and a damp-proof valve is arranged on the discharging pipeline.
Preferably, the quantitative discharging and transferring mechanism comprises a quantitative measuring device, wherein the quantitative measuring device comprises a measuring cavity, and the measuring cavity is connected with the bottom of the material storage device through an electromagnetic valve; the bottom of the measuring cavity is provided with a weighing sensor.
Preferably, the bottom of the measuring cavity is provided with a discharge hole, and the discharge hole is provided with an electromagnetic valve; the top of the measuring cavity is provided with a discharge air nozzle, and the discharge air nozzle is connected with a discharge air pump through an air injection pipeline.
Preferably, the crushing mechanism comprises a crusher, the crusher comprises a crushing motor, and the crushing motor is arranged on a central shaft of the horizontal cross section of the measuring cavity; the output shaft of the crushed aggregates motor is vertically arranged, the output shaft is connected with an eccentric crushed aggregates rotating arm, and the eccentric crushed aggregates rotating arm extends into the measuring cavity.
Preferably, the storage device is internally provided with a residual material monitoring mechanism, and the residual material monitoring mechanism comprises a material level gauge.
Preferably, a crushed aggregates bracket is arranged in the material storage device, and a crushed aggregates mechanism is arranged on the crushed aggregates bracket.
The utility model has the beneficial effects that:
The discharging mechanism is arranged at the bottom of the funnel-shaped material storage device and comprises a quantitative discharging and storing mechanism, the quantitative setting can be carried out on the amount of primary discharging, the weight of the material can be measured through the measuring cavity provided with the weighing sensor, and quantitative discharging is carried out after the predetermined discharging amount is reached; meanwhile, a crushing mechanism is arranged in the quantitative discharging and transferring mechanism, so that when the powder is agglomerated and the discharging is not smooth, the crushing mechanism can crush the agglomerated powder and crush the agglomerated powder so as to facilitate the discharging; the moisture-proof valve is arranged on the discharging pipeline, so that the feeding pipeline can be closed when feeding is not needed, and the situation that the powder is wetted and agglomerated due to the fact that moist gas in the reaction kettle reversely enters the measuring cavity or the storage device is avoided.
The pneumatic discharging mechanism is arranged, and the discharging air pump is used for jetting and pressurizing the powder into the measuring cavity during discharging, so that the powder can be rapidly discharged from the measuring cavity, and meanwhile, the powder with less serious caking degree can be smashed and pushed out by the thrust of air pressure.
The utility model provides a crusher which uses an eccentric crushing rotating arm to perform crushing work, when crushing is needed, a crushing motor arranged on the central axis of a container starts to work, and drives an output shaft and the eccentric crushing rotating arm arranged on the output shaft to rotate; the eccentric crushing rotating arm has only eccentric crushing arm structure, and may vibrate during rotation to further crush the agglomerated powder to the easy exhaust.
The weighing sensor is arranged at the bottom of the weighing cavity to weigh, and meanwhile, the weighing sensor can also be used for judging whether caking exists in the material storage device; when the cavity is measured for feeding, if the weight in the cavity does not reach the preset weight in the preset time, the situation that powder is agglomerated in the process from the accumulator to the cavity is possibly indicated; at the moment, a crusher arranged in the accumulator can be started to crush the powder blocked in the accumulator and agglomerate so as to be convenient to discharge; after the air injection discharging is completed, if the weighing sensor still detects that the weight in the measuring cavity is not zero, the weighing sensor can judge that powder agglomeration occurs in the measuring cavity and the powder cannot be discharged, and then the crusher in the measuring cavity can be started to crush and discharge the agglomerated powder in the measuring cavity; in order to avoid false alarm when the materials are used up, a material level meter is further arranged in the material storage device, and when the material level meter detects that the materials are used up, the material crushing process is not triggered.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a front cross-sectional view of the present utility model;
fig. 3 is a partial enlarged view of the 1-labeled area in fig. 2.
In the figure: a stocker 1; a feed inlet 11; a level gauge 12; measuring a cavity 2; a solenoid valve 21; a discharge valve 22; a load cell 23; discharge gas nozzles 24; a discharge pipeline 3; a moisture-proof valve 31; a discharge air pump 4; a particle motor 5; an eccentric particle rotating arm 51; a particle holder 52.
Detailed Description
The present utility model is further explained below in connection with the embodiment, as shown in fig. 1, which is a device for feeding a reaction kettle, mainly comprising a stocker 1 for temporarily storing materials; the material storage device 1 is of a funnel-shaped structure, the top is sealed, the upper half part is cylindrical, the lower half part is of an inverted table-shaped structure, and the interior of the material storage device is hollow and is used for storing materials; in this embodiment, the method is mainly used for temporary storage and powder addition for the reaction kettle.
As shown in fig. 1, a charging port 11 is arranged at the top of the accumulator 1, a sealing cover is arranged on the charging port 11 and can be opened during charging, and the charging port is closed after charging, so that powder caking caused by external humid air entering the accumulator 1 is avoided, and external pollutants entering the accumulator 1 are also avoided; the bottom of the material storage device 1 is connected with a discharging mechanism, and the discharging mechanism comprises a quantitative discharging and storing mechanism for discharging a certain amount of powder from the material storage device 1; the discharging mechanism further comprises a discharging pipeline 3 connected to the bottom of the quantitative discharging and transferring mechanism; a damp-proof valve 31 is arranged on the discharging pipeline 3, and the other end of the discharging pipeline 3 is connected to a feed inlet of the reaction kettle; the dampproof valve 31 can be opened during discharging, and is closed after discharging is completed, so that the situation that moist air in the reaction kettle reversely enters the feeding mechanism and the material storage device 1 to cause powder agglomeration is avoided.
The quantitative discharging and transferring mechanism comprises a measuring cavity 2 for quantitatively measuring powder to realize quantitative discharging; the top of the measuring cavity 2 is connected to the bottom of the accumulator 1 through a solenoid valve 21, and the bottom of the measuring cavity 2 is connected to the top of the discharging pipeline 3 through a discharging valve 22; the electromagnetic valve 21 is opened, so that powder in the material storage device 1 can enter the material taking cavity 2; the discharging valve 22 is opened, so that the temporarily stored powder in the measuring cavity 2 can be discharged into the reaction kettle through the discharging pipeline 3.
As shown in fig. 2 and 3, fig. 3 is a front view of a part of the embodiment after being half-sectioned, wherein crushing mechanisms are arranged in the measuring cavity 2 and at the bottom of the storage device 1 for crushing the agglomerated powder; the crushing mechanism comprises a crushing motor 5, and the crushing motor 5 is supported and installed through a crushing bracket 52 so as to be arranged on the inner central axis of the material storage device 1 and the material taking cavity 2; the crushed aggregates support 52 is a plurality of vertical supports, and the top surfaces of the crushed aggregates support 52 and the crushed aggregates motor 5 are provided with slope surfaces, so that the waste caused by the accumulation of the powder on the crushed aggregates support 52 and the crushed aggregates motor 5 is avoided; an output shaft of the crushing motor 5 is connected with an eccentric crushing rotating arm 51, and the tail end of the eccentric crushing rotating arm 51 is eccentrically provided with a crushing ball structure, so that when the eccentric crushing rotating arm 51 rotates under the drive of the crushing motor 5, the eccentric crushing ball can swing and vibrate under the action of the eccentric crushing ball, and therefore powder agglomerated near the bottom outlet of the measuring cavity 2 or the storage device 1 is crushed and smashed; the eccentric crushed aggregates rotary arm 51 can be made of high-toughness metal or nonmetal materials, so that eccentric vibration and swing can be formed during rotation, and the effect of crushing the agglomerated powder is achieved.
As shown in fig. 3, a plurality of discharge air nozzles 24 are arranged at the top of the measuring chamber 2; the discharge air nozzle 24 is connected to the discharge air pump 4 through an air injection pipeline; the discharge air pump 4 can provide high-pressure gas for the discharge air nozzle 24, and the gas sprayed from the discharge air nozzle 24 can push the powder in the measuring cavity 2 to help the powder to be rapidly discharged from the measuring cavity 2; meanwhile, the powder with not serious caking can be crushed by using high-pressure air injection to discharge, and the powder with not serious caking can be dispersed without starting a crushing mechanism, so that the powder is discharged rapidly.
As shown in fig. 3, the discharge valve 22 has a butterfly valve structure, the state in fig. 3 is that the butterfly valve is closed, and the valve core can open the discharge valve 22 after turning over along the center axis; on one side of the top surface of the valve core, a weighing sensor 23 is arranged; the weighing sensor 23 includes a sensor group composed of a plurality of sensors, and a pallet provided on the sensor group; the sensor group and the supporting plate form a structure similar to a scale, the supporting plate is used for bearing the powder entering the measuring cavity 2, and the sensor group is used for weighing the weight of the powder; the weighing sensor can obtain the weight information of the materials in the measuring cavity 2, and is used for judging whether the situation that the materials are agglomerated and the discharging is not smooth exists.
In this embodiment, a remainder monitoring mechanism is further disposed in the stocker 1, specifically, as shown in fig. 1, a level gauge 12 is disposed; in this embodiment, the level gauge 12 is specifically a radio frequency admittance level gauge, and may be a rotation-resistant level gauge, a tuning fork level gauge, or the like, depending on the actual materials used and the environment.
In actual use, the material level gauge 12 is firstly installed, all valves are closed, the material storage device 1 is installed above the reaction kettle through a bracket, and the material outlet pipeline 3 is connected with a material inlet of the reaction kettle; then feeding in the storage device 1 through a feeding port 11, and closing the feeding port 11 after the feeding is completed; after the quantity and the feeding time for one-time feeding are input into the control chip through the control console, the discharging mechanism can be started to feed.
When charging is carried out, the control chip sends a signal to the electromagnetic valve 21 at first, so that the electromagnetic valve 21 is opened, and powder in the material storage device 1 enters the measuring cavity 2 through the electromagnetic valve 21; during the process of powder entering the measuring cavity 2, the weighing sensor 23 monitors the weight of the powder in the measuring cavity 2 in real time and transmits weight information to the control chip; when the control chip detects that the powder in the measuring cavity 2 reaches the preset weight for one feeding, the control chip transmits a closing signal to the electromagnetic valve 21 to close the measuring cavity 2; then the control chip transmits a discharging signal to the discharging valve 22, the discharging air pump 4 and the moistureproof valve 31, so that the discharging valve 22 is opened, and the discharging air pump 4 starts to spray high-pressure gas through the discharging air nozzle 24, so that powder in the measuring cavity 2 is rapidly discharged; the moistureproof valve 31 is opened, so that powder can smoothly enter the reaction kettle through the discharging pipeline 3; after the discharging is completed, the control chip sends out a reset signal to enable all the valves to recover the initial position and the discharging air pump 4 to be closed.
If the powder is agglomerated, the powder is difficult to enter the measuring cavity 2 through the electromagnetic valve 21; the control chip is internally provided with maximum response time, the time is counted from the opening of the electromagnetic valve 21, if the weighing sensor 23 still does not detect that the weight of the powder reaches the standard beyond the time, meanwhile, the material level meter 12 does not detect that the powder residual quantity in the material storage device 1 is insufficient, and the control chip sends a crushed aggregates signal to the crushed aggregates motor 5 in the material storage device 1; after the crushed aggregates motor 5 is started, the eccentric crushed aggregates rotating arm 51 is driven to rotate; when the eccentric crushed aggregates rotating arm 51 rotates, vibration and swing occur due to the action of the eccentric balls, and agglomerated powder is smashed and can enter the measuring cavity 2 through the electromagnetic valve 21; in order to improve the crushing effect, the crushing motor 5 can rotate at a variable speed to change the swing and vibration amplitude of the eccentric crushing rotating arm 51, so as to comprehensively crush the powder blocked by the caking near the discharge hole at the bottom of the hopper 1.
If the powder is agglomerated, and the powder in the measuring cavity 2 cannot be completely discharged, after the discharging process is completed and the discharging valve 22 is reset, the weighing sensor 23 detects that the weight of the material in the measuring cavity 2 is not 0 and exceeds the error range; at the moment, the control chip sends a crushing signal to the crushing motor 5 in the measuring cavity 2, and the crushing motor 5 drives the eccentric crushing rotating arm 51 to crush the caking powder which is not discharged in the measuring cavity 2; in order to improve the crushing effect, the control chip can send a signal to the discharge air pump 4 to open the discharge air pump 4 to blow air in the measuring cavity 2; in order to prevent vibration generated during crushing from damaging the cooperation between the measuring cavity 2 and each valve, a damping spring can be arranged at the joint of the measuring cavity 2 and the valve so as to reduce the influence of vibration; after the crushing is finished, the control chip sends out a signal to close the crushing motor 5, and opens the discharging valve 22 and the discharging air pump 4 again to discharge materials; if the steps are repeated for a plurality of times, the powder in the measuring cavity 2 still cannot be completely discharged, namely, the reading of the reset weighing sensor 23 still exceeds the error range, the control chip can send alarm information to the control console, and the operator is prompted to check manually.
The foregoing description of the present utility model is merely for further explanation of the present utility model with reference to specific embodiments, and is not intended to limit the scope of the utility model, so that any changes or substitutions that can be easily contemplated by those skilled in the art within the scope of the present utility model should be covered by the present utility model, and the scope of the present utility model should be defined by the appended claims.
Claims (6)
1. The utility model provides a feeding device for reation kettle, includes the accumulator, its characterized in that: the storage device is of a hollow structure with a sealed top, a charging port is arranged at the top of the storage device, and a discharging mechanism is arranged at the bottom of the storage device; the discharging mechanism comprises a quantitative discharging and transferring mechanism, and a crushing mechanism is arranged in the quantitative discharging and transferring mechanism; the quantitative discharging and transferring mechanism is connected to the reaction kettle through a discharging pipeline, and a damp-proof valve is arranged on the discharging pipeline.
2. The feeding device for a reaction kettle according to claim 1, wherein: the quantitative discharging and transferring mechanism comprises a quantitative measuring device, wherein the quantitative measuring device comprises a measuring cavity, and the measuring cavity is connected with the bottom of the accumulator through an electromagnetic valve; the bottom of the measuring cavity is provided with a weighing sensor.
3. The feeding device for a reaction kettle according to claim 2, wherein: a discharge hole is formed in the bottom of the measuring cavity, and an electromagnetic valve is arranged at the discharge hole; the top of getting the chamber is provided with the row material air jet, the row material air jet is connected with the row material air pump through jet-propelled pipeline.
4. A reactor batch feeder according to claim 3, wherein: the crushing mechanism comprises a crusher, the crusher comprises a crushing motor, and the crushing motor is arranged on a central shaft of the horizontal cross section of the measuring cavity; the output shaft of the crushing motor is vertically arranged, an eccentric crushing rotating arm is connected to the output shaft, and the eccentric crushing rotating arm stretches into the measuring cavity to be arranged.
5. The batch charging device for a reaction kettle according to claim 4, wherein: the storage device is internally provided with a residual material monitoring mechanism, and the residual material monitoring mechanism comprises a material level gauge.
6. The batch charging device for a reaction kettle according to claim 4, wherein: the material storage device is characterized in that a material crushing bracket is arranged in the material storage device, and the material crushing mechanism is arranged on the material crushing bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322669961.9U CN221062635U (en) | 2023-10-07 | 2023-10-07 | Feeding device for reaction kettle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322669961.9U CN221062635U (en) | 2023-10-07 | 2023-10-07 | Feeding device for reaction kettle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221062635U true CN221062635U (en) | 2024-06-04 |
Family
ID=91273669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322669961.9U Active CN221062635U (en) | 2023-10-07 | 2023-10-07 | Feeding device for reaction kettle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221062635U (en) |
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2023
- 2023-10-07 CN CN202322669961.9U patent/CN221062635U/en active Active
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