CN107537432A - A kind of reaction kettle device that can quickly open maintenance for Chemical Manufacture - Google Patents
A kind of reaction kettle device that can quickly open maintenance for Chemical Manufacture Download PDFInfo
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- CN107537432A CN107537432A CN201710994793.7A CN201710994793A CN107537432A CN 107537432 A CN107537432 A CN 107537432A CN 201710994793 A CN201710994793 A CN 201710994793A CN 107537432 A CN107537432 A CN 107537432A
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- fixedly connected
- reaction kettle
- framework
- servomotor
- electric rotating
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Abstract
The invention discloses a kind of reaction kettle device that can quickly open maintenance for Chemical Manufacture, including framework, the framework is fixedly mounted on the ground, side is provided with rotating device below the framework, reactor lid lifting device is provided with above the gear turntable, the reactor lid lifting device side is provided with reaction kettle device, the reactor is covered provided with agitating device, the framework is provided with controller, and power output end and electric rotating machine, servomotor and the agitating device of the controller are electrically connected with.The invention has the advantages that it is simple in construction, it is practical.
Description
Technical field
The present invention relates to a kind of particularly reaction kettle device that can quickly open maintenance for Chemical Manufacture.
Background technology
In modern chemical industry production, reactor is the essential production equipment of Chemical Manufacture, and existing reactor is big
Part is all directly directly to be bolted to connection reaction kettle cover and reactor casing, and when reactor interior arrangement occurs
During problem, generally require that reactor integral demounting is got off to be repaired or cleaned, so may result in and waste very long work
Time, and dismounting is also not easy very much.
The content of the invention
The invention aims to solve the above problems, devise a kind of can quickly open maintenance for Chemical Manufacture
Reaction kettle device.
Realize above-mentioned purpose the technical scheme is that, a kind of reaction that can quickly open maintenance for Chemical Manufacture
Kettle device, including framework, the framework are fixedly mounted on the ground, and side is provided with rotating device, the rotation below the framework
Rotary device is by the bearing being fixedly connected positioned at base of frame with framework, the rotation being fixedly connected positioned at bearing upper center with bearing
Rotating shaft holds, is fixedly connected inside swivel bearing with swivel bearing rotary shaft, fix positioned at rotary shaft upper end and rotary shaft
The upward electric rotating of the upward round end of the gear turntable of connection, the round end being fixedly connected at the upper side of bearing with bearing
Machine, the electric rotating machine starter inside electric rotating machine and consolidate on electric rotating machine round end with electric rotating machine round end
It is fixed to connect and collectively formed with the little gear that gear turntable is mutually engaged, reaction kettle cover lifting is provided with above the gear turntable and is filled
Put, the reactor lid lifting device by be fixedly connected on gear turntable with gear turntable support frame, positioned at gear turn
Rear and front end is fixedly connected with gear turntable and is fixedly connected with support frame above disk two fixed cylinders, in fixed cylinder and
Lifting tube that fixed cylinder is fixedly connected, the gear grooved on lifting tube side surface, fix positioned at lifting tube top and lifting tube
The transverse arm of connection, two servomotors that rear and front end is fixedly connected with support frame above support frame, positioned at servomotor
Interior servomotor starter, the small belt pulley being fixedly connected positioned at servomotor round end with servomotor round end, position
The reductor that is fixedly connected in servomotor side with framework, it is fixedly connected positioned at reductor input with reductor input
Big belt pulley, the belt being sleeved on big belt pulley and small belt pulley and fixed positioned at output end of reducer and output end of reducer
Connect and collectively formed with the driving gear that gear grooved is mutually engaged, the reactor lid lifting device side fills provided with reactor
Put, the reaction kettle device by opposite side is fixedly connected with framework below the framework reactor casing, positioned at reacting stilling box
The reaction kettle cover and fixed at left and right sides of the reactor side of covering with reaction kettle cover that body top is fixedly connected with reactor casing
The fixed arm for connecting and being fixedly connected with transverse arm is collectively formed, and the reactor is covered provided with agitating device, is set on the framework
There is controller, power output end and electric rotating machine, servomotor and the agitating device of the controller are electrically connected with.
The agitating device by positioned at reactor casing with reaction kettle cover be fixedly connected agitating shaft, positioned at agitating shaft
Go up the paddle being fixedly connected with agitating shaft, the frame being fixedly connected positioned at the reactor side of covering with reaction kettle cover, positioned at frame
The downward low speed rotation motor of round end that top is fixedly connected with frame, on low speed rotation motor round end and agitating shaft
Packing seal fixing device collectively form.
The power output end of the low speed rotation motor and controller is electrically connected with.
The model of the low speed rotation motor is made up of BLY45 cycloidal-pin wheel reducing motors.
The electric rotating machine model is made up of Y280M-2 type electric rotating machines.
The model of the servomotor is made up of the servomotor of 110ST-M06020 models.
The reaction kettle cover is bolted to connection with reactor casing.
PLC system is provided with the controller.
The controller is provided with electric capacity display screen, control button and switching device.
The controller, which is provided with, uses electrical interface, described to be electrically connected with electrical interface and external power source.
A kind of reactor that can quickly open maintenance for Chemical Manufacture made using technical scheme is filled
Put, by the way that reaction kettle cover is combined with the rotating device on framework and lowering or hoisting gear, by Motor Control, needing to be tieed up
When repairing or cleaning, lowering or hoisting gear can be controlled to react kettle cover by controller and risen, then kettle cover will be reacted by rotating device
Rotate to vacant lot to place under repair, the present apparatus is simple in construction, easy to operate, and production cost is low.
Brief description of the drawings
Fig. 1 is a kind of structural representation of reaction kettle device that can quickly open maintenance for Chemical Manufacture of the present invention
Figure;
Fig. 2 is the partial enlarged drawing of reactor lid lifting device of the present invention;
Fig. 3 is the top view of gear turntable of the present invention;
Fig. 4 is the schematic diagram of controller of the present invention;
In figure, 1, framework;2nd, bearing;3rd, swivel bearing;4th, rotary shaft;5th, gear turntable;6th, electric rotating machine;7th, electric rotating machine opens
Dynamic device;8th, little gear;9th, support frame;10th, fixed cylinder;11st, lifting tube;12nd, gear grooved;13rd, transverse arm;14th, servomotor;
15th, servomotor starter;16th, small belt pulley;17th, reductor;18th, big belt pulley;19th, belt;20th, driving gear;21、
Reactor casing;22nd, kettle cover is reacted;23rd, fixed arm;24th, controller;25th, agitating shaft;26th, paddle;27th, frame;28th, it is low
Fast electric rotating machine;29th, PLC system;30th, electric capacity display screen;31st, control button;32nd, switching device;33rd, electrical interface is used.
Embodiment
The present invention is specifically described below in conjunction with the accompanying drawings, as Figure 1-4, it is a kind of for Chemical Manufacture can be quick
The reaction kettle device of maintenance is opened, including framework 1, the framework 1 are fixedly mounted on the ground, the lower section side of framework 1 is set
Have a rotating device, the rotating device by positioned at the bottom of framework 1 with bearing 2 that framework 1 is fixedly connected, above bearing 2 in
The swivel bearing 3 that is fixedly connected at the heart with bearing 2, the rotary shaft 4 being fixedly connected positioned at the inside of swivel bearing 3 with swivel bearing 3,
The gear turntable 5 that is fixedly connected positioned at the upper end of rotary shaft 4 with rotary shaft 4, it is fixedly connected with bearing 2 positioned at the upper side of bearing 2
Upward upward electric rotating machine 6, the electric rotating machine starter 7 inside electric rotating machine 6 and the position of round end of round end
It is common in the little gear 8 for being fixedly connected with the round end of electric rotating machine 6 on the round end of electric rotating machine 6 and being engaged with the phase of gear turntable 5
Form, the top of gear turntable 5 is provided with reactor lid lifting device, and the reactor lid lifting device is by positioned at gear turntable
On 5 with support frame 9 that gear turntable 5 is fixedly connected, rear and front end is fixedly connected with gear turntable 5 above gear turntable 5
And be fixedly connected with support frame 9 two fixed cylinders 10, be fixedly connected with fixed cylinder 10 in the fixed cylinder 10 lifting tube 11,
Gear grooved 12 on the side surface of lifting tube 11, the transverse arm 13 being fixedly connected positioned at the top of lifting tube 11 with lifting tube 11, position
Rear and front end is fixedly connected with support frame 9 above support frame 9 two servomotors 14, the servo in servomotor 14
Motor starting device 15, the small belt pulley 16 being fixedly connected positioned at the round end of servomotor 14 with the round end of servomotor 14, position
The reductor 17 that is fixedly connected in the side of servomotor 14 with framework 1, positioned at the input of reductor 17 and the input of reductor 17
The big belt pulley 18 that is fixedly connected, the belt 19 being sleeved on big belt pulley 18 and small belt pulley 16 and exported positioned at reductor 17
End is fixedly connected with the output end of reductor 17 and collectively formed with the driving gear 20 that the phase of gear grooved 12 is engaged, the reaction kettle cover
Lowering or hoisting gear side is provided with reaction kettle device, and the reaction kettle device positioned at the lower section opposite side of framework 1 with framework 1 by being fixedly connected
Reactor casing 21, the reaction kettle cover 22 that is fixedly connected above reactor casing 21 with reactor casing 21 and positioned at anti-
The fixed arm 23 for answering the top of kettle cover 22 left and right sides to be fixedly connected and be fixedly connected with transverse arm 13 with reaction kettle cover 22 collectively forms,
The reaction kettle cover 22 is provided with agitating device, and the framework 1 is provided with controller 24, the power output end of the controller 24
It is electrically connected with electric rotating machine, servomotor and agitating device;The agitating device is by positioned at reactor casing 21 and instead
The paddle 26 that answer agitating shaft 25 that kettle cover 22 is fixedly connected, is fixedly connected with agitating shaft 25 on agitating shaft 25, positioned at anti-
Answer the frame 27 that the top of kettle cover 22 is fixedly connected with reaction kettle cover 22, the rotation being fixedly connected above frame 27 with frame 27
Hold downward low speed rotation motor 28, the packing seal fixing device on the round end of low speed rotation motor 28 and agitating shaft 25
Collectively form;The power output end of the low speed rotation motor 28 and controller 24 is electrically connected with;The low speed rotation motor 28
Model be made up of BLY45 cycloidal-pin wheel reducing motors;The model of electric rotating machine 6 is made up of Y280M-2 type electric rotating machines;Institute
The model for stating servomotor 14 is made up of the servomotor of 110ST-M06020 models;The reaction kettle cover 22 and reactor casing
21 are bolted to connection;PLC system 29 is provided with the controller 24;The controller 24 is provided with electric capacity display screen
30th, control button 31 and switching device 32;The controller 24, which is provided with, uses electrical interface 33, described to use electrical interface 33 and external electrical
Source is electrically connected with.
The characteristics of the present embodiment is, side is provided with rotating device below framework, rotating device by positioned at base of frame and
Bearing that framework is fixedly connected, the swivel bearing being fixedly connected at bearing upper center with bearing, in swivel bearing
Rotary shaft that portion is fixedly connected with swivel bearing, the gear turntable being fixedly connected positioned at rotary shaft upper end with rotary shaft, positioned at branch
The upward electric rotating machine of the upward round end of the round end that is fixedly connected with bearing of seat upper side, inside electric rotating machine
Electric rotating machine starter and be fixedly connected on electric rotating machine round end with electric rotating machine round end and with gear turntable phase
The little gear of occlusion collectively forms, and is provided with reactor lid lifting device above gear turntable, reactor lid lifting device by positioned at
With support frame that gear turntable is fixedly connected, above gear turntable, rear and front end and gear turntable are fixed and connected on gear turntable
Two fixed cylinders connecing and be fixedly connected with support frame, the lifting tube being fixedly connected in fixed cylinder with fixed cylinder, positioned at liter
Gear grooved on cylinder side surface drops, positioned at lifting tube top with transverse arm that lifting tube is fixedly connected, above support frame before and after
Two servomotors that both ends are fixedly connected with support frame, the servomotor starter in servomotor, positioned at servo
Small belt pulley that motor round end is fixedly connected with servomotor round end, it is fixedly connected positioned at servomotor side with framework
Reductor, the big belt pulley being fixedly connected positioned at reductor input with reductor input, it is sleeved on big belt pulley and cuticle
Belt on belt wheel and the driving tooth for being fixedly connected with output end of reducer positioned at output end of reducer and being mutually engaged with gear grooved
Wheel collectively forms, and reactor lid lifting device side is provided with reaction kettle device, and reaction kettle device is by positioned at opposite side below framework
With reactor casing that framework is fixedly connected, the reaction kettle cover being fixedly connected above reactor casing with reactor casing and
The fixed arm for being fixedly connected and being fixedly connected with transverse arm with reaction kettle cover at left and right sides of the reactor side of covering collectively forms, and leads to
Cross and combined reaction kettle cover with the rotating device on framework and lowering or hoisting gear, by Motor Control, repaired in needs or
During cleaning, lowering or hoisting gear can be controlled to react kettle cover by controller and risen, then kettle cover will be reacted by rotating device and rotated
Placed under repair to vacant lot, the present apparatus is simple in construction, easy to operate, and production cost is low.
In the present embodiment, it will be connected with electrical interface with external power source, and control the switching device on controller to start and set
It is standby, when equipment needs to overhaul or opens reactor, after first manually Bolt dismantling is fallen, control the control button control on controller
Servomotor processed is started working, and servomotor rotation drives reductor to start to rotate, and reductor rotation drives driving gear to start
Rotation, driving gear start to run up by rotating band moving teeth race, so as to which lifting tube starts to run up, when on lifting tube
After being raised to certain altitude, controller control servomotor is stopped, and now reacts kettle cover and has been completely raised, controls simultaneously
Control button control electric rotating machine on controller brings into operation, and electric rotating machine rotation drives little gear to start to rotate, little gear
Gear turntable is driven to start to rotate, reaction kettle cover is rotated to blank area by gear turntable rotation, and now, worker can be repaired
Or the work such as cleaning, when after hours, controller control electric rotating machine reversion, electric rotating machine returns to kettle cover is reacted originally
It is stopped behind position, after electric rotating machine is stopped, controller control servomotor starts inverted running, and lifting tube is shunk
Return in fixed cylinder, reaction kettle cover is dropped into origin-location, then by that bolt manually will be reacted into kettle cover and reactor casing is fixed.
Above-mentioned technical proposal only embodies the optimal technical scheme of technical solution of the present invention, those skilled in the art
Some variations that some of which part may be made are embodied the present invention principle, belong to protection scope of the present invention it
It is interior.
Claims (10)
1. a kind of reaction kettle device that can quickly open maintenance for Chemical Manufacture, including framework(1), it is characterised in that institute
State framework(1)It is fixedly mounted on the ground, the framework(1)Lower section side is provided with rotating device, the rotating device by positioned at
Framework(1)Bottom and framework(1)The bearing being fixedly connected(2), positioned at bearing(2)At upper center and bearing(2)It is fixedly connected
Swivel bearing(3), positioned at swivel bearing(3)Internal and swivel bearing(3)The rotary shaft being fixedly connected(4), positioned at rotary shaft
(4)Upper end and rotary shaft(4)The gear turntable being fixedly connected(5), positioned at bearing(2)Upper side and bearing(2)It is fixedly connected
The upward upward electric rotating machine of round end of round end(6), positioned at electric rotating machine(6)Internal electric rotating machine starter
(7)With positioned at electric rotating machine(6)On round end with electric rotating machine(6)Round end is fixedly connected and and gear turntable(5)Mutually it is engaged
Little gear(8)Collectively form, the gear turntable(5)Top is provided with reactor lid lifting device, the reaction kettle cover lifting
Device is by positioned at gear turntable(5)Upper and gear turntable(5)The support frame being fixedly connected(9), positioned at gear turntable(5)Before top
Both ends and gear turntable afterwards(5)It is fixedly connected and and support frame(9)Two fixed cylinders being fixedly connected(10), positioned at fixed cylinder
(10)Interior and fixed cylinder(10)The lifting tube being fixedly connected(11), positioned at lifting tube(11)Gear grooved on side surface(12), position
In lifting tube(11)Top and lifting tube(11)The transverse arm being fixedly connected(13), positioned at support frame(9)Top rear and front end and branch
Support(9)Two servomotors being fixedly connected(14), positioned at servomotor(14)Interior servomotor starter(15), position
In servomotor(14)Round end and servomotor(14)The small belt pulley that round end is fixedly connected(16), positioned at servomotor
(14)Side and framework(1)The reductor being fixedly connected(17), positioned at reductor(17)Input and reductor(17)Input
The big belt pulley being fixedly connected(18), be sleeved on big belt pulley(18)And small belt pulley(16)On belt(19)With positioned at deceleration
Machine(17)Output end and reductor(17)Output end is fixedly connected and and gear grooved(12)The mutually driving gear of occlusion(20)Jointly
Form, the reactor lid lifting device side is provided with reaction kettle device, and the reaction kettle device is by positioned at framework(1)Lower section is another
Side and framework(1)The reactor casing being fixedly connected(21), positioned at reactor casing(21)Top and reactor casing(21)
The reaction kettle cover being fixedly connected(22)With positioned at reaction kettle cover(22)With reacting kettle cover at left and right sides of top(22)Be fixedly connected and
With transverse arm(13)The fixed arm being fixedly connected(23)Collectively form, the reaction kettle cover(22)It is provided with agitating device, the frame
Frame(1)It is provided with controller(24), the controller(24)Power output end and electric rotating machine, servomotor and agitating device
It is electrically connected with.
2. a kind of reaction kettle device that can quickly open maintenance for Chemical Manufacture according to claim 1, its feature
It is, the agitating device is by positioned at reactor casing(21)With reacting kettle cover(22)The agitating shaft being fixedly connected(25)、
Positioned at agitating shaft(25)Upper and agitating shaft(25)The paddle being fixedly connected(26), positioned at reaction kettle cover(22)Top and reactor
Lid(22)The frame being fixedly connected(27), positioned at frame(27)Top and frame(27)The downward low speed of the round end that is fixedly connected
Electric rotating machine(28), positioned at low speed rotation motor(28)Round end and agitating shaft(25)On the common structure of packing seal fixing device
Into.
3. a kind of reaction kettle device that can quickly open maintenance for Chemical Manufacture according to claim 1, its feature
It is, the low speed rotation motor(28)With controller(24)Power output end be electrically connected with.
4. a kind of reaction kettle device that can quickly open maintenance for Chemical Manufacture according to claim 1, its feature
It is, the low speed rotation motor(28)Model be made up of BLY45 cycloidal-pin wheel reducing motors.
5. a kind of reaction kettle device that can quickly open maintenance for Chemical Manufacture according to claim 1, its feature
It is, the electric rotating machine(6)Model is made up of Y280M-2 type electric rotating machines.
6. a kind of reaction kettle device that can quickly open maintenance for Chemical Manufacture according to claim 1, its feature
It is, the servomotor(14)Model be made up of the servomotor of 110ST-M06020 models.
7. a kind of reaction kettle device that can quickly open maintenance for Chemical Manufacture according to claim 1, its feature
It is, the reaction kettle cover(22)With reactor casing(21)It is bolted to connection.
8. a kind of reaction kettle device that can quickly open maintenance for Chemical Manufacture according to claim 1, its feature
It is, the controller(24)It is interior to be provided with PLC system(29).
9. a kind of reaction kettle device that can quickly open maintenance for Chemical Manufacture according to claim 1, its feature
It is, the controller(24)It is provided with electric capacity display screen(30), control button(31)And switching device(32).
10. a kind of reaction kettle device that can quickly open maintenance for Chemical Manufacture according to claim 1, its feature
It is, the controller(24)It is provided with and uses electrical interface(33), it is described to use electrical interface(33)It is electrically connected with external power source.
Priority Applications (1)
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CN201710994793.7A CN107537432A (en) | 2017-10-23 | 2017-10-23 | A kind of reaction kettle device that can quickly open maintenance for Chemical Manufacture |
Applications Claiming Priority (1)
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CN201710994793.7A CN107537432A (en) | 2017-10-23 | 2017-10-23 | A kind of reaction kettle device that can quickly open maintenance for Chemical Manufacture |
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CN201710994793.7A Pending CN107537432A (en) | 2017-10-23 | 2017-10-23 | A kind of reaction kettle device that can quickly open maintenance for Chemical Manufacture |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108499512A (en) * | 2018-04-10 | 2018-09-07 | 张国民 | A kind of novel reaction kettle convenient for the opposite stirring of unlatching |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59130528A (en) * | 1983-01-14 | 1984-07-27 | Seiko Instr & Electronics Ltd | Chemical manipulator |
CN206292094U (en) * | 2016-12-26 | 2017-06-30 | 长安大学 | Portable weigh and feed integration asphalt mixture mixing device |
CN206334665U (en) * | 2016-12-26 | 2017-07-18 | 王新梅 | Easily Large Copacity drives reactor soon for one kind maintenance |
CN107120935A (en) * | 2017-07-06 | 2017-09-01 | 严梓展 | A kind of cleaning and drying equipment for stem folium herbs |
-
2017
- 2017-10-23 CN CN201710994793.7A patent/CN107537432A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59130528A (en) * | 1983-01-14 | 1984-07-27 | Seiko Instr & Electronics Ltd | Chemical manipulator |
CN206292094U (en) * | 2016-12-26 | 2017-06-30 | 长安大学 | Portable weigh and feed integration asphalt mixture mixing device |
CN206334665U (en) * | 2016-12-26 | 2017-07-18 | 王新梅 | Easily Large Copacity drives reactor soon for one kind maintenance |
CN107120935A (en) * | 2017-07-06 | 2017-09-01 | 严梓展 | A kind of cleaning and drying equipment for stem folium herbs |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108499512A (en) * | 2018-04-10 | 2018-09-07 | 张国民 | A kind of novel reaction kettle convenient for the opposite stirring of unlatching |
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Application publication date: 20180105 |
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