CN208493867U - A kind of stirring apparatus for reaction kettle - Google Patents
A kind of stirring apparatus for reaction kettle Download PDFInfo
- Publication number
- CN208493867U CN208493867U CN201821006057.2U CN201821006057U CN208493867U CN 208493867 U CN208493867 U CN 208493867U CN 201821006057 U CN201821006057 U CN 201821006057U CN 208493867 U CN208493867 U CN 208493867U
- Authority
- CN
- China
- Prior art keywords
- blades
- reaction kettle
- stirring
- primary blades
- agitating shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Physical Or Chemical Processes And Apparatus (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The utility model discloses a kind of stirring apparatus for reaction kettle, including stirring motor, speed reducer and rabbling mechanism；The rabbling mechanism includes agitating shaft and the stirring blade that is arranged on agitating shaft；The input axis connection of the driving output shaft and speed reducer of the stirring motor, the output shaft of speed reducer are connect with agitating shaft top；The stirring blade includes sleeve, two primary blades and two back blades；Described two primary blades are oppositely arranged on respectively on sleeve lateral wall, and have angle α between the primary blades and sleeve cross section, and 0 ° < α < 90 °；Described two back blades are separately positioned on the primary blades end, and the back blades is arranged in a mutually vertical manner with primary blades.Axial circulation is ineffective when solving the stirring of existing agitating device, reactor bottom and liquid level are there are multiple stirring dead zones, leads to mixed effect and the undesirable technical problem of working efficiency.
Description
Technical field
A kind of the utility model chemical equipment technical field, and in particular to stirring apparatus for reaction kettle.
Background technique
Reaction kettle is essential equipment in Chemical Manufacture, for complete vulcanization, nitrification, hydrogenation, hydrocarbonylation, polymerization and
The process reaction of the chemical processes such as condensation.However, existing major part reaction kettle, the stirring blade function list of agitating device
One, mostly single blade can be only formed a flow field in reaction kettle, and when stirring reaction system randomness it is low, cause to stir
It mixes efficiency and rate is all undesirable.For example in the synthetic reaction of hydroxyethyl piperazine or 2 cyano pyrazine, existing reaction kettle is stirred
Axial circulating effect is bad when mixing device stirring, in reaction kettle, there are multiple stirring dead zones and liquid for reactor bottom and liquid level
The defects of face material floats just will appear more serious dirty block and be attached in reaction kettle after carrying out certain operating time
On wall, the flow location form inside reaction kettle can be seriously destroyed, effective mixed effect cannot be played, to will affect the conjunction of product
At the safe operation of efficiency and influence equipment.
Utility model content
The purpose of this utility model is that: a kind of stirring apparatus for reaction kettle is provided, novel stirring structure is designed, for solving
Axial circulation is ineffective when certainly existing agitating device stirs, reactor bottom and liquid level are there are multiple stirring dead zones, causes to mix
Close effect and the undesirable technical problem of working efficiency.
The technical solution adopted in the utility model is as follows:
A kind of stirring apparatus for reaction kettle, including stirring motor, speed reducer and rabbling mechanism；The rabbling mechanism includes stirring
Axis and the stirring blade being arranged on agitating shaft；The input axis connection of the driving output shaft and speed reducer of the stirring motor, subtracts
The output shaft of fast machine is connect with agitating shaft top；The stirring blade includes sleeve, two primary blades and two back blades；It is described
Two primary blades are oppositely arranged on respectively on sleeve lateral wall, and have angle α between the primary blades and sleeve cross section,
And 0 ° < α < 90 °；Described two back blades are separately positioned on the primary blades end, and the back blades and primary blades are mutually hung down
Straight setting.When agitating device described in this programme works, primary blades and back blades form two inclinations angle with fluid in reaction kettle
Degree and the different contact surface of inclined direction will form two different flow fields when agitating shaft drives stirring blade rotation；Main lobe
The flow field that piece is formed can be such that the solia particle near agitating shaft is quickly stirred down, mix in the liquid below liquid level, and herein
On the basis of, solia particle carries out effective surrounding diffusion, greatly improves axial circulation effect, is effectively improved the floating of liquid level material
Problem.Back blades improves mixed effect to the further mixed processing of material near reaction kettle inner wall.
Preferably, the α is 30 °~60 °, so that the angle between back blades and sleeve cross section is 30 °~60 °, and
The inclined direction of primary blades and back blades is on the contrary, when angle between primary blades and sleeve cross section ° is gradually increased from 30 ° to 60
When, angle between the back blades and sleeve cross section ° is gradually reduced from 60 ° to 30, due to inclining for primary blades and back blades
For tilted direction on the contrary, forming two entirely different flow fields when stirring in reaction kettle, enhancing mixes dispersion effect.
Preferably, the α is 45 °, so that the angle between primary blades and back blades and sleeve cross section is 45 °, and
The inclined direction of primary blades and back blades makes on the contrary, primary blades and back blades are identical as the height for the cross section that fluid is in contact
The height for obtaining two flow fields is consistent.
Preferably, reflux pane is provided in the primary blades, in order to make the material quilt of the agglomeration in reaction kettle
It quickly breaks up, enhances system randomness, improve mixing efficiency.
Preferably, reflux pane is provided on the back blades, it is therefore an objective to intensified response kettle ambient fluid flow field randomness,
To diffusing through to carry out material and further mix from primary blades, mixing efficiency is improved.
Preferably, the stirring blade sets at least to three layers, avoids liquid level and reaction kettle bottom from stirring dead zone occur, guarantees
Mixing efficiency and mixed effect.
Preferably, the rabbling mechanism includes the bearing positioning seat that stirring shaft end is arranged in, bearing positioning seat top
Portion is provided centrally with a bearing, and the bearing positioning seat bottom margin is provided with chimb, is provided with mounting hole on the chimb.Make
Bearing positioning seat is fixed at reactor bottom by bolt by the used time, on the one hand plays the role of supporting agitating shaft, separately
On the one hand play the role of preventing agitating shaft from swinging, reduce vibration, reduce junction abrasion, prolong the service life.
In conclusion by adopting the above-described technical solution, the beneficial effects of the utility model are:
1. agitating device described in this programme, provided with novel rabbling mechanism, primary blades and back blades are relative to water
Plane is obliquely installed, and primary blades and back blades form two tilt angles and inclined direction with fluid in reaction kettle when work
Different contact surfaces will form two different flow fields when agitating shaft drives stirring blade rotation.The flow field that primary blades are formed
The solia particle near agitating shaft can be made quickly to be stirred down, mixed in the liquid below liquid level, and on this basis, solid is micro-
Grain carries out effective surrounding diffusion, greatly improves axial circulation effect, is effectively improved liquid level material flotation issue.Back blades pair
The further mixed processing of material near reaction kettle inner wall improves mixed effect.
2. being provided with reflux pane on agitating device described in this programme, primary blades and back blades, the agglomeration in reaction kettle
Material quickly broken up, enhance system randomness, improve mixing efficiency.
3. agitating device described in this programme is provided with bearing positioning seat, in use, bearing positioning seat is consolidated by bolt
It is fixed to be arranged in reactor bottom, on the one hand play the role of supporting agitating shaft, on the other hand playing prevents agitating shaft from swinging
Effect, reduce vibration, reduce junction abrasion, prolong the service life.
4. agitating device described in this programme, stirring blade novel in structural design is unique, and overall structure is simple, for reacting
Kettle greatly improves mixed effect and efficiency, convenient for promoting the use of；In addition, agitating device described in this programme is applicable not only to react
Kettle applies also for having a wide range of application in the reaction system that other needs stir.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of rabbling mechanism described in the utility model；
Fig. 2 is the structural schematic diagram of stirring blade described in the utility model；
Fig. 3 is the main view of stirring apparatus for reaction kettle described in the utility model；
Fig. 4 is the structural schematic diagram of reaction kettle described in the utility model；
In the figure, it is marked as 1- stirring motor, 2- speed reducer, 3- agitating shaft, 4- stirring blade, 5- bearing positioning seat, 6- are anti-
Answer kettle collet, 7- feed inlet, 8- discharge port, the bottom 9- plate washer, 10- overhead gage, the gas outlet 11-, 12- infrared temperature sensor,
41- sleeve, 42- primary blades, 43- back blades, 44- reflux pane, 51- bearing, 52- cushion space, 53- air inlet, 61- water inlet
Mouthful, 62- water outlet.
Specific embodiment
All features disclosed in this specification can be with any other than mutually exclusive feature and/or step
Mode combines.
It elaborates below with reference to figure attached drawing to the utility model.
Embodiment 1
It please refers to shown in Fig. 1~3, a kind of stirring apparatus for reaction kettle, including stirring motor 1, speed reducer 2 and rabbling mechanism.
The rabbling mechanism includes agitating shaft 3, stirring blade 4 and bearing positioning seat 5.
5 top center of bearing positioning seat is provided with a bearing 51, and bottom margin is provided with chimb, sets on the chimb
It is equipped with mounting hole.In use, bearing positioning seat 5 is fixed at reactor bottom by bolt.The drive of the stirring motor 1
The input axis connection of dynamic output shaft and speed reducer 2.The output axis connection on 3 top of agitating shaft and speed reducer 2；Bottom end with it is described
The bearing 51 at 5 top of bearing positioning seat is rotatablely connected.
The stirring blade 4 is arranged on agitating shaft 3, including 41, two primary blades 42 of sleeve and two back blades 43.Two
A primary blades 42 are oppositely arranged on respectively on 41 lateral wall of sleeve, and between 41 cross section of the primary blades 42 and sleeve
With angle α, and 0 ° < α < 90 °.Two back blades 43 are separately positioned on 42 end of primary blades, and the back blades
It is mutually perpendicular between 43 and primary blades 42.
Preferably, the α is 30 °~60 ° so that the angle between 41 cross section of back blades 43 and sleeve be 30 °~
60 °, and the inclined direction of primary blades 42 and back blades 43 on the contrary, angle between 41 cross section of primary blades 42 and sleeve from
30 ° to 60 ° when being gradually increased, angle between 41 cross section of the back blades 43 and sleeve ° is gradually reduced from 60 ° to 30, by
Two entirely different flow fields are formed in reaction kettle when on the contrary, stirring in the inclined direction of primary blades 42 and back blades 43, are increased
Strong mixing dispersion effect.
Further, the α is 45 °, so that the angle between primary blades 42 and back blades 43 and 41 cross section of sleeve is equal
Be 45 °, and the inclined direction of primary blades 42 and back blades 43 on the contrary, primary blades 42 be in contact with back blades 43 with fluid it is transversal
The height in face is identical, so that the height in two flow fields is consistent.
In order to break up the material of the agglomeration in reaction kettle quickly, mixing efficiency is improved, is arranged in the primary blades 42
There is reflux pane 44.Similarly, reflux pane 44 is also equipped on the back blades 43.
In order to avoid stirring dead zone occur in liquid level and reaction kettle bottom, the stirring blade 4 sets at least to three layers.
When agitating device described in this programme works, primary blades 42 and back blades 43 form two with fluid in reaction kettle
Tilt angle and the different contact surface of inclined direction, when agitating shaft 3 drives stirring blade 4 to rotate, will form two it is different
Flow field.The flow field that primary blades 42 are formed can be such that the solia particle near agitating shaft 3 is quickly stirred down, mix the liquid below liquid level
In body, and on this basis, solia particle carries out effective surrounding diffusion, greatly improves axial circulation effect, is effectively improved
Liquid level material flotation issue.Back blades 43 improves mixed effect to the further mixed processing of material near reaction kettle inner wall.
Embodiment 2
Shown in referring to figure 4., present embodiment discloses a kind of reaction kettle, which includes reaction described in embodiment 1
Kettle agitating device further includes reaction kettle body, 7 groups of feed inlet, discharge port 8 and reacting kettle jacketing 6.
The stirring apparatus for reaction kettle is arranged at the top of reaction kettle body, and the rabbling mechanism extends in reaction kettle body
Portion.
7 groups of the feed inlet includes multiple feed inlets 7, and be separately positioned at the top of reaction kettle and with connect inside reaction kettle
It is logical.
The discharge port 8 is arranged in reactor bottom.The reactor bottom is provided with temperature-measuring port, sets in the temperature-measuring port
It is equipped with infrared temperature sensor 12, for detecting the temperature of system in reaction kettle.
The setting of reacting kettle jacketing 6 is in reaction kettle body periphery, and 6 bottom side of reacting kettle jacketing is provided with water inlet
61,6 top of reacting kettle jacketing is provided with water outlet 62 with 61 opposite side of water inlet.
In order to be suitable for the reaction pressurizeed or have gas to participate in, the reactor bottom is provided with air inlet 53, described
Gas outlet 11 is provided at the top of reaction kettle body.
In order to increase the impact force to caking materials, alleviate bottom and stirring dead zone occur, on the reaction kettle inner wall between
Every being provided with multiple upper plate washers, the reactor bottom positioned at 5 periphery of bearing positioning seat is radial to be arranged at intervals with multiple bottom shelves
Plate 9.
In order to be uniformly distributed in gas inside reaction kettle, the bearing positioning seat 5 is internally provided with cushion space 52,
The surrounding of the bearing positioning seat 5 is provided with the airflow hole being connected to cushion space 52.The air inlet 53 and the buffering are empty
Between 52 connection.The gas entered from air inlet 53, is introduced into cushion space 52, is then distributed in reaction kettle through airflow hole,
Gas is flowed out from airflow hole, generates impact to the fluid of reactor bottom, and under the action of stirring blade 4, formed spiral to
On air-flow, further alleviate reactor bottom be easy to appear stirring dead zone the phenomenon that.
Reaction kettle described in this programme is provided with new structural agitating device, solves existing reaction kettle axial circulation
Ineffective, reactor bottom and liquid level are easy to appear dirty block in reaction kettle, lead to mixed effect not there are multiple stirring dead zones
The technical issues of ideal and influence equipment safety operation.Meanwhile be provided with air inlet 53, multiple feed inlets 7, be suitable for pressurization or
The reaction that person's gas is participated in, while adding materials conveniently.Thermal medium and cold medium can be passed through in reacting kettle jacketing 6, for pair
Reaction kettle is heated or is cooled down, can unrestricted choice according to reaction condition.
The above are the main feature of this programme and its advantages, It should be understood by those skilled in the art that this programme is not
It is restricted to the described embodiments, the above embodiments and description only describe the principles of this programme, are not departing from this
Under the premise of scheme spirit and scope, this programme be will also have various changes and improvements, these changes and improvements both fall within requirement and protect
In the scope of the invention of shield, this programme is claimed range and is defined by the appending claims and its equivalent thereof.
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set
Set ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, be also possible to dismantling connection, or
It is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, intermediate media's letter can also be passed through
It is situated between and is connected, can be the connection inside two elements.It for the ordinary skill in the art, can be as the case may be
Understand the concrete meaning of above-mentioned term in the present invention.
Claims (7)
1. a kind of stirring apparatus for reaction kettle, including stirring motor (1), speed reducer (2) and rabbling mechanism；The rabbling mechanism includes
Agitating shaft (3) and the multiple stirring blades (4) being arranged on agitating shaft (3)；The driving output shaft of the stirring motor (1) with subtract
The output shaft of the input axis connection of fast machine (2), speed reducer (2) is connect with agitating shaft (3) top, it is characterised in that: each described
Stirring blade (4) includes sleeve (41), two primary blades (42) and two back blades (43)；Described two primary blades (42) are respectively
It is oppositely arranged on sleeve (41) lateral wall, and there is angle α between the primary blades (42) and sleeve (41) cross section, and
0°<α<90°；Described two back blades (43) are separately positioned on the primary blades (42) end, and the back blades (43) and master
Blade (42) is arranged in a mutually vertical manner.
2. a kind of stirring apparatus for reaction kettle according to claim 1, it is characterised in that: the α is 30 °~60 °.
3. a kind of stirring apparatus for reaction kettle according to claim 2, it is characterised in that: the α is 45 °.
4. a kind of stirring apparatus for reaction kettle according to claim 1, it is characterised in that: be provided on the primary blades (42)
It flows back pane (44).
5. a kind of stirring apparatus for reaction kettle according to claim 1, it is characterised in that: be provided on the back blades (43)
It flows back pane (44).
6. a kind of stirring apparatus for reaction kettle according to claim 1, it is characterised in that: the stirring blade (4) at least sets
It is set to three.
7. a kind of stirring apparatus for reaction kettle according to claim 1, it is characterised in that: the rabbling mechanism includes that setting exists
The bearing positioning seat (5) of agitating shaft (3) end, bearing positioning seat (5) top center are provided with a bearing (51), the axis
It holds positioning seat (5) bottom margin and is provided with chimb, be provided with mounting hole on the chimb.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821006057.2U CN208493867U (en) | 2018-06-28 | 2018-06-28 | A kind of stirring apparatus for reaction kettle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821006057.2U CN208493867U (en) | 2018-06-28 | 2018-06-28 | A kind of stirring apparatus for reaction kettle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208493867U true CN208493867U (en) | 2019-02-15 |
Family
ID=65281512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821006057.2U Expired - Fee Related CN208493867U (en) | 2018-06-28 | 2018-06-28 | A kind of stirring apparatus for reaction kettle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208493867U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110686482A (en) * | 2019-09-05 | 2020-01-14 | 浙江长城搅拌设备股份有限公司 | Novel stirring type drying machine for preparing anhydrous lithium chloride |
-
2018
- 2018-06-28 CN CN201821006057.2U patent/CN208493867U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110686482A (en) * | 2019-09-05 | 2020-01-14 | 浙江长城搅拌设备股份有限公司 | Novel stirring type drying machine for preparing anhydrous lithium chloride |
| CN110686482B (en) * | 2019-09-05 | 2021-05-14 | 浙江长城搅拌设备股份有限公司 | Novel stirring type drying machine for preparing anhydrous lithium chloride |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA1074294A (en) | Apparatus for sparging gas into liquid | |
| US4519959A (en) | Gas-liquid contacting apparatus | |
| JPH10511306A (en) | Stirring pot | |
| EP0743091A1 (en) | Basket media mill with extended impeller | |
| CN208493867U (en) | A kind of stirring apparatus for reaction kettle | |
| Fadavi et al. | Gas holdup and mixing characteristics of a novel forced circulation loop reactor | |
| CN100577277C (en) | Self-suction type inner circulation overweight field gas-liquid reactor | |
| BRPI0708053A2 (en) | MIXING METHOD AND MIXER DEVICE FOR MIXING GAS INSIDE A MUD IN A CLOSED REACTOR | |
| CN103845926A (en) | Defoaming equipment for eliminating foams in slurry | |
| JPH0321338A (en) | Apparatus for mixing viscous material | |
| CN108393008A (en) | Rabbling mechanism and pulping device | |
| CN209810077U (en) | Gas-solid-liquid three-phase reaction self-suction type impeller structure | |
| WO2016031401A1 (en) | Agitator provided with heater | |
| WO2023151308A1 (en) | Stirrer having self-priming and gas-liquid dispersion functions | |
| CN2483079Y (en) | Liquid/gas or liquid/gas/solid phase agitating reactor having combined agitating blade | |
| JP3054566B2 (en) | Mixing deaerator | |
| CN102989349A (en) | Multifunctional improved disc-turbine stirring device | |
| CN101443100A (en) | Mixing apparatus | |
| CN208494205U (en) | A kind of reaction kettle for 2 cyano pyrazine synthetic reaction | |
| CN203777722U (en) | Defoaming equipment for eliminating foam of slurry | |
| CN1099795A (en) | Internal and external double-circular current fermentation can | |
| US4150900A (en) | Slurry mixer | |
| CN104587869B (en) | A kind of multistage shearing blender | |
| Lal et al. | Solid-liquid mass transfer in agitated Newtonian and non-Newtonian fluids | |
| CN212283677U (en) | High-speed mixing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190215 Termination date: 20200628 |