CN107537417A - A kind of flexible electromagnetic sealing reaction kettle device of fully automatic hydraulic for Chemical Manufacture - Google Patents

A kind of flexible electromagnetic sealing reaction kettle device of fully automatic hydraulic for Chemical Manufacture Download PDF

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Publication number
CN107537417A
CN107537417A CN201710994830.4A CN201710994830A CN107537417A CN 107537417 A CN107537417 A CN 107537417A CN 201710994830 A CN201710994830 A CN 201710994830A CN 107537417 A CN107537417 A CN 107537417A
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China
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reaction kettle
hydraulic oil
hydraulic
fixedly connected
framework
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CN201710994830.4A
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CN107537417B (en
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不公告发明人
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Boao Zongheng Network Technology Co ltd
Jingwei Fine Chemical Nantong Co ltd
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Individual
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Abstract

The invention discloses the electromagnetic sealing that a kind of fully automatic hydraulic for Chemical Manufacture stretches to react kettle device, including framework, the framework is fixedly mounted on the ground, the framework is provided with reaction kettle device, the reaction kettle device is by the reaction kettle barrel that is fixedly connected above framework with framework, collectively formed positioned at equally distributed four hydraulic telescopic devices above reaction kettle barrel side surface and the reaction kettle cover being fixedly connected above reaction kettle barrel with hydraulic telescopic device, electromagnetic sealing fixing device is provided between the reaction kettle barrel and reaction kettle cover, the framework is provided with controller, the power output end and hydraulic oil pump of the controller, hydraulic buttery valve, ring electromagnet one and ring electromagnet two are electrically connected with.The invention has the advantages that it is simple in construction, it is practical.

Description

A kind of flexible electromagnetic sealing reaction kettle device of fully automatic hydraulic for Chemical Manufacture
Technical field
The electromagnetism to be stretched the present invention relates to field of chemical equipment, particularly a kind of fully automatic hydraulic for Chemical Manufacture is close Envelope reaction kettle device.
Background technology
In modern chemical industry production, reactor is the essential equipment in Chemical Manufacture, and most of reactor is all It is to be sealed using bolt, and bolt often produces very big iron rust after much time using, is repaired in reactor When, Bolt dismantling can not use after getting off, and generate very big waste, and be also required to during reactor maintenance a lot Manually dismantled, also generate very big waste.
The content of the invention
The invention aims to solve the above problems, devise a kind of fully automatic hydraulic for Chemical Manufacture and stretch Electromagnetic sealing reaction kettle device.
Realize above-mentioned purpose the technical scheme is that, a kind of flexible electromagnetism of fully automatic hydraulic for Chemical Manufacture Sealing reaction kettle device, including framework, the framework are fixedly mounted on the ground, and the framework is provided with reaction kettle device, institute State reaction kettle device by positioned at framework above with reaction kettle barrel that framework is fixedly connected, positioned at reacting above kettle barrel side surface Equally distributed four hydraulic telescopic devices and the reactor being fixedly connected above reaction kettle barrel with hydraulic telescopic device Lid collectively forms, the hydraulic telescopic device by above reaction kettle barrel side surface equally distributed four fixed cylinders, open Hydraulic oil port at fixed cylinder bottom centre, the hydraulic oil pipe being fixedly connected below fixed cylinder with hydraulic oil port, it is located at The hydraulic buttery valve that is fixedly connected on hydraulic oil pipe with hydraulic oil pipe, be fixedly connected with fixed cylinder in fixed cylinder and top with The retracting cylinder and the hydraulic oil tank device below reaction kettle barrel side surface that reaction kettle cover is fixedly connected collectively form, described Hydraulic oil tank device by be fixedly connected positioned at base of frame with framework hydraulic oil container, the hydraulic oil inside hydraulic oil container, Be opened in be fixedly connected below hydraulic oil container side surface and with hydraulic oil pipe oil-out, positioned at hydraulic oil container side and hydraulic oil pipe The hydraulic oil pump being fixedly connected, the hydraulic oil pump starter in hydraulic oil pump, it is opened in hydraulic oil container upper surface side Repairing mouth, fix and connect with repairing pipe with repairing pipe that repairing mouth is fixedly connected, above repairing pipe above hydraulic oil container The funnel connect and the liquid level meter apparatus on the outside of hydraulic oil container collectively form, and are set between the reaction kettle barrel and reaction kettle cover Have an electromagnetic sealing fixing device, the electromagnetic sealing fixing device by above reaction kettle barrel side surface with reacting kettle barrel The shell flange that is fixedly connected, the annular groove one being opened on shell flange upper surface, in annular groove one with cylinder method Ring electromagnet one that orchid is fixedly connected, it is opened on shell flange upper surface and positioned at the sealed groove of the inner side of annular groove one First, the encapsulant that is fixedly connected with shell flange in the sealed groove one, cover positioned at reactor and fixed with reacting kettle cover The reaction kettle cover flange of connection, the annular groove two being opened on reaction kettle cover flange undersurface, in the annular groove two with it is anti- Answer ring electromagnet two that kettle cover flange is fixedly connected and be opened on reaction kettle cover flange upper surface and with the position of sealed groove one Corresponding sealed groove two collectively forms, and the framework is provided with controller, the power output end and hydraulic oil of the controller Pump, hydraulic buttery valve, ring electromagnet one and ring electromagnet two are electrically connected with.
The liquid level meter apparatus by be opened in the liquid level gauge mouth of hydraulic oil container side surface upper and lower ends, on liquid level gauge mouth with The floating ball lever meter that liquid level gauge mouth is fixedly connected, the ball float in floating ball lever meter collectively form.
The retracting cylinder is made up of multi-stage telescopic hydraulic cylinder.
The ring electromagnet one is opposite with the magnetic of ring electromagnet two.
The encapsulant is made up of polytetrafluoroethylene (PTFE) packing.
The funnel is provided with dust-proof filler cap.
The repairing pipe is provided with ball valve.
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.
The electromagnetic sealing that a kind of fully automatic hydraulic for Chemical Manufacture made using technical scheme is stretched Kettle device is reacted, kettle barrel will be reacted by using hydraulic telescopic device and reaction kettle cover is attached, when it is time for repair only Controller need to be controlled to be separated reaction kettle cover and reaction kettle barrel, use is can be avoided using electromagnetic sealing device Bolt wastes caused by fixing, and decreases artificial operation, 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 flexible electromagnetic sealing reaction kettle device of fully automatic hydraulic for Chemical Manufacture of the present invention Structural representation;
Fig. 2 is the schematic diagram of hydraulic oil tank device of the present invention;
Fig. 3 is the schematic diagram of controller of the present invention;
In figure, 1, framework;2nd, kettle barrel is reacted;3rd, kettle cover is reacted;4th, fixed cylinder;5th, hydraulic oil port;6th, hydraulic oil pipe;7th, hydraulic pressure Magnetic valve;8th, retracting cylinder;9th, hydraulic oil container;10th, hydraulic oil;11st, oil-out;12nd, hydraulic oil pump;13rd, hydraulic oil pump starts dress Put;14th, repairing mouth;15th, repairing pipe;16th, funnel;17th, shell flange;18th, annular groove one;19th, ring electromagnet one;20、 Sealed groove one;21st, encapsulant;22nd, kettle cover flange is reacted;23rd, annular groove two;24th, ring electromagnet two;25th, seal Groove two;26th, controller;27th, liquid level gauge mouth;28th, floating ball lever meter;29th, ball float;30th, dust-proof filler cap;31st, ball valve;32、 PLC system;33rd, electric capacity display screen;34th, control button;35th, switching device;36th, electrical interface is used.
Embodiment
The present invention is specifically described below in conjunction with the accompanying drawings, it is as Figure 1-3, a kind of for the full-automatic of Chemical Manufacture The electromagnetic sealing reaction kettle device of hydraulically extensible, including framework 1, the framework 1 are fixedly mounted on the ground, on the framework 1 Provided with reaction kettle device, it is described reaction kettle device by be fixedly connected above framework 1 with framework 1 reaction kettle barrel 2, be located at React equally distributed four hydraulic telescopic devices above the side surface of kettle barrel 2 and stretched above reaction kettle barrel 2 with hydraulic pressure The reaction kettle cover 3 that compression apparatus is fixedly connected collectively forms, and the hydraulic telescopic device is by above reaction kettle barrel 2 side surface Equally distributed four fixed cylinders 4, the hydraulic oil port 5 being opened at the bottom centre of fixed cylinder 4, positioned at the lower section of fixed cylinder 4 and hydraulic pressure Hydraulic oil pipe 6 that hydraulic fluid port 5 is fixedly connected, the hydraulic buttery valve 7 being fixedly connected on hydraulic oil pipe 6 with hydraulic oil pipe 6, it is located at It is fixedly connected with fixed cylinder 4 in fixed cylinder 4 and top is with reacting retracting cylinder 8 that kettle cover 3 is fixedly connected and positioned at reacting kettle barrel 2 Hydraulic oil tank device below side surface collectively forms, and the hydraulic oil tank device is by positioned at the bottom of framework 1 and the company of fixation of framework 1 The hydraulic oil container 9 connect, the hydraulic oil 10 inside hydraulic oil container 9, it is opened in the side surface of hydraulic oil container 9 lower section and and hydraulic oil pipe 6 oil-outs 11 being fixedly connected, the hydraulic oil pump 12 being fixedly connected positioned at the side of hydraulic oil container 9 with hydraulic oil pipe 6, positioned at hydraulic pressure Hydraulic oil pump starter 13 in oil pump 12, it is opened in the repairing mouth 14 of the upper surface side of hydraulic oil container 9, positioned at hydraulic oil container 9 Top and repairing pipe 15 that repairing mouth 14 is fixedly connected, the funnel 16 being fixedly connected above repairing pipe 15 with repairing pipe 15 and Liquid level meter apparatus positioned at the outside of hydraulic oil container 9 is collectively formed, and electromagnetism is provided between the reaction kettle barrel 2 and reaction kettle cover 3 Sealed fixing device, the electromagnetic sealing fixing device above reaction kettle barrel 2 side surface with reaction kettle barrel 2 by fixing The shell flange 17 of connection, the annular groove 1 being opened on the upper surface of shell flange 17, in the annular groove 1 and cylinder Ring electromagnet 1 that body flange 17 is fixedly connected, it is opened on the upper surface of shell flange 17 and positioned at the inner side of annular groove 1 Sealed groove 1, be fixedly connected with shell flange 17 in the sealed groove 1 encapsulant 21, positioned at reactor The reaction kettle cover flange 22 being fixedly connected on lid 3 with reaction kettle cover 3, the annular groove being opened on the lower surface of reaction kettle cover flange 22 2 23, with reacting the ring electromagnet 2 24 and be opened in reaction kettle cover that kettle cover flange 22 is fixedly connected in the annular groove 2 23 On the upper surface of flange 22 and sealed groove 2 25 corresponding with the position of sealed groove 1 is collectively formed, and the framework 1 is provided with Controller 26, power output end and hydraulic oil pump, hydraulic buttery valve, ring electromagnet one and the annular electromagnetism of the controller 26 Iron two is electrically connected with;The liquid level meter apparatus by being opened in the liquid level gauge mouth 27 of the side surface upper and lower ends of hydraulic oil container 9, positioned at liquid level Floating ball lever meter 28, the 29 common structure of ball float in floating ball lever meter 28 being fixedly connected on meter mouth 27 with liquid level gauge mouth 27 Into;The retracting cylinder 8 is made up of multi-stage telescopic hydraulic cylinder;The magnetic of the ring electromagnet 1 and ring electromagnet 2 24 Conversely;The encapsulant 21 is made up of polytetrafluoroethylene (PTFE) packing;The funnel 16 is provided with dust-proof filler cap 30;The repairing Pipe 15 is provided with ball valve 31;PLC system 32 is provided with the controller 26;The controller 26 be provided with electric capacity display screen 33, Control button 34 and switching device 35;The controller 26, which is provided with, uses electrical interface 36, described to use electrical interface 36 and external power source It is electrically connected with.
The characteristics of the present embodiment is, framework is provided with reaction kettle device, and reaction kettle device is by above framework and frame Reaction kettle barrel that frame is fixedly connected, equally distributed four hydraulic telescopic devices and position above reaction kettle barrel side surface The reaction kettle cover being fixedly connected above reaction kettle barrel with hydraulic telescopic device collectively forms, and hydraulic telescopic device is by positioned at anti- Answer equally distributed four fixed cylinders above kettle barrel side surface, the hydraulic oil port being opened at fixed cylinder bottom centre, positioned at solid The hydraulic oil pipe being fixedly connected below safety barrel with hydraulic oil port, the hydraulic pressure electricity being fixedly connected on hydraulic oil pipe with hydraulic oil pipe Magnet valve, it is fixedly connected in fixed cylinder with fixed cylinder and retracting cylinder that top is fixedly connected with reaction kettle cover and positioned at reactor Hydraulic oil tank device below cylinder side surface collectively forms, and hydraulic oil tank device positioned at base of frame with framework by being fixedly connected Hydraulic oil container, the hydraulic oil inside hydraulic oil container, be opened in below hydraulic oil container side surface and fixed with hydraulic oil pipe and connect The oil-out connect, the hydraulic oil pump, the hydraulic pressure in hydraulic oil pump that are fixedly connected positioned at hydraulic oil container side with hydraulic oil pipe Pump start device, the repairing mouth for being opened in hydraulic oil container upper surface side, it is fixedly connected above hydraulic oil container with repairing mouth Repairing pipe, the funnel that is fixedly connected above repairing pipe with repairing pipe and the liquid level meter apparatus on the outside of hydraulic oil container be total to With forming, react and be provided with electromagnetic sealing fixing device between kettle barrel and reaction kettle cover, electromagnetic sealing fixing device is by positioned at anti- Answer above kettle barrel side surface with react shell flange that kettle barrel is fixedly connected, be opened in it is annular recessed on shell flange upper surface Groove one, the ring electromagnet one being fixedly connected with shell flange in the annular groove one, be opened on shell flange upper surface and Sealed groove one positioned at the inner side of annular groove one, the encapsulant being fixedly connected in sealed groove one with shell flange, The reaction kettle cover flange being fixedly connected with reaction kettle cover, the annular being opened on reaction kettle cover flange undersurface are covered positioned at reactor Groove two, the ring electromagnet two being fixedly connected with reaction kettle cover flange in the annular groove two and it is opened in and reacts kettle cover flange On upper surface and sealed groove two corresponding with the position of sealed groove one collectively forms, and will be reacted by using hydraulic telescopic device Kettle barrel and reaction kettle cover are attached, and need to only control controller can be by reaction kettle cover and reaction kettle barrel when it is time for repair Separated, can be avoided using electromagnetic sealing device and fix caused waste using bolt, decrease artificial behaviour Make, 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 needing repairing or cleaning, the control button on controller is controlled, ring electromagnet one and ring electromagnet two are stopped Work, control button on controller is then controlled to control hydraulic oil pump to start working again, hydraulic oil pump is by hydraulic oil from hydraulic pressure Extract out in fuel tank, be transported in hydraulic telescopic device, retracting cylinder is stretched out, retracting cylinder drives reaction kettle cover to rise, when rising to Behind setting position, controller control hydraulic oil pump is stopped, while controls hydraulic buttery valve to close, after above-mentioned job done, By manually will be cleaned or repaired in reactor, after cleaning or repairing, the control button control liquid on controller is controlled Pressure electromagnetic valve is opened, while controls hydraulic oil pump inverted running, and hydraulic oil is pumped into hydraulic oil container out of hydraulic telescopic device It is interior, decline reaction kettle cover, after reaction kettle cover drops to setting position, control the control button on controller to make hydraulic oil pump It is stopped, now controls ring electromagnet one and ring electromagnet two to start working, consolidates reaction kettle cover and reaction kettle barrel It 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 flexible electromagnetic sealing reaction kettle device of fully automatic hydraulic for Chemical Manufacture, including framework(1), its feature It is, the framework(1)It is fixedly mounted on the ground, the framework(1)Be provided with reaction kettle device, it is described reaction kettle device by Positioned at framework(1)Top and framework(1)The reaction kettle barrel being fixedly connected(2), positioned at reaction kettle barrel(2)Above side surface Four hydraulic telescopic devices of even distribution and positioned at reaction kettle barrel(2)The reactor that top is fixedly connected with hydraulic telescopic device Lid(3)Collectively form, the hydraulic telescopic device is by positioned at reaction kettle barrel(2)Equally distributed four fixations above side surface Cylinder(4), be opened in fixed cylinder(4)Hydraulic oil port at bottom centre(5), positioned at fixed cylinder(4)Lower section and hydraulic oil port(5)It is fixed The hydraulic oil pipe of connection(6), positioned at hydraulic oil pipe(6)Upper and hydraulic oil pipe(6)The hydraulic buttery valve being fixedly connected(7), be located at Fixed cylinder(4)Interior and fixed cylinder(4)It is fixedly connected and top is with reacting kettle cover(3)The retracting cylinder being fixedly connected(8)With positioned at anti- Answer kettle barrel(2)Hydraulic oil tank device below side surface collectively forms, and the hydraulic oil tank device is by positioned at framework(1)Bottom With framework(1)The hydraulic oil container being fixedly connected(9), positioned at hydraulic oil container(9)Internal hydraulic oil(10), be opened in hydraulic oil container (9)Side surface lower section and and hydraulic oil pipe(6)The oil-out being fixedly connected(11), positioned at hydraulic oil container(9)Side and hydraulic oil Pipe(6)The hydraulic oil pump being fixedly connected(12), positioned at hydraulic oil pump(12)Interior hydraulic oil pump starter(13), be opened in hydraulic pressure Fuel tank(9)The repairing mouth of upper surface side(14), positioned at hydraulic oil container(9)Top and repairing mouth(14)The repairing pipe being fixedly connected (15), positioned at repairing pipe(15)Top and repairing pipe(15)The funnel being fixedly connected(16)With positioned at hydraulic oil container(9)Outside Liquid level meter apparatus collectively forms, the reaction kettle barrel(2)With reaction kettle cover(3)Between be provided with electromagnetic sealing fixing device, institute Electromagnetic sealing fixing device is stated by positioned at reaction kettle barrel(2)With reacting kettle barrel above side surface(2)The cylinder being fixedly connected Flange(17), be opened in shell flange(17)Annular groove one on upper surface(18), positioned at annular groove one(18)Interior and cylinder Flange(17)The ring electromagnet one being fixedly connected(19), be opened in shell flange(17)On upper surface and it is located at annular groove one (18)The sealed groove one of inner side(20), positioned at sealed groove one(20)Interior and shell flange(17)The encapsulant being fixedly connected (21), positioned at reaction kettle cover(3)Upper and reaction kettle cover(3)The reaction kettle cover flange being fixedly connected(22), be opened in reaction kettle cover method It is blue(22)Annular groove two on lower surface(23), positioned at annular groove two(23)Interior and reaction kettle cover flange(22)It is fixedly connected Ring electromagnet two(24)Kettle cover flange is reacted with being opened in(22)On upper surface and with sealed groove one(20)Position is corresponding Sealed groove two(25)Collectively form, the framework(1)It is provided with controller(26), the controller(26)Power output end It is electrically connected with hydraulic oil pump, hydraulic buttery valve, ring electromagnet one and ring electromagnet two.
A kind of 2. flexible electromagnetic sealing reactor dress of fully automatic hydraulic for Chemical Manufacture according to claim 1 Put, it is characterised in that the liquid level meter apparatus is by being opened in hydraulic oil container(9)The liquid level gauge mouth of side surface upper and lower ends(27), position In liquid level gauge mouth(27)Upper and liquid level gauge mouth(27)The floating ball lever meter being fixedly connected(28), positioned at floating ball lever meter(28)Interior Ball float(29)Collectively form.
A kind of 3. flexible electromagnetic sealing reactor dress of fully automatic hydraulic for Chemical Manufacture according to claim 1 Put, it is characterised in that the retracting cylinder(8)It is made up of multi-stage telescopic hydraulic cylinder.
A kind of 4. flexible electromagnetic sealing reactor dress of fully automatic hydraulic for Chemical Manufacture according to claim 1 Put, it is characterised in that the ring electromagnet one(19)With ring electromagnet two(24)Magnetic it is opposite.
A kind of 5. flexible electromagnetic sealing reactor dress of fully automatic hydraulic for Chemical Manufacture according to claim 1 Put, it is characterised in that the encapsulant(21)It is made up of polytetrafluoroethylene (PTFE) packing.
A kind of 6. flexible electromagnetic sealing reactor dress of fully automatic hydraulic for Chemical Manufacture according to claim 1 Put, it is characterised in that the funnel(16)It is provided with dust-proof filler cap(30).
A kind of 7. flexible electromagnetic sealing reactor dress of fully automatic hydraulic for Chemical Manufacture according to claim 1 Put, it is characterised in that the repairing pipe(15)It is provided with ball valve(31).
A kind of 8. flexible electromagnetic sealing reactor dress of fully automatic hydraulic for Chemical Manufacture according to claim 1 Put, it is characterised in that the controller(26)It is interior to be provided with PLC system(32).
A kind of 9. flexible electromagnetic sealing reactor dress of fully automatic hydraulic for Chemical Manufacture according to claim 1 Put, it is characterised in that the controller(26)It is provided with electric capacity display screen(33), control button(34)And switching device(35).
A kind of 10. flexible electromagnetic sealing reactor dress of fully automatic hydraulic for Chemical Manufacture according to claim 1 Put, it is characterised in that the controller(26)It is provided with and uses electrical interface(36), it is described to use electrical interface(36)It is electrical with external power source Connection.
CN201710994830.4A 2017-10-23 2017-10-23 A kind of electromagnetic sealing reaction kettle device that the fully automatic hydraulic for Chemical Manufacture is flexible Active CN107537417B (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108404847A (en) * 2018-05-07 2018-08-17 福州鼎烯飞扬科技有限公司 A kind of reaction kettle for producing graphene-based negative material
CN113201140A (en) * 2021-04-29 2021-08-03 福建立亚化学有限公司 High molecular weight polycarbosilane and preparation method thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203170321U (en) * 2013-02-27 2013-09-04 上海亚杜润滑材料有限公司 Reaction kettle
CN203253435U (en) * 2013-05-14 2013-10-30 天津可喜涂料有限公司 Reaction kettle with automatic opening and closing type cover body
CN206519163U (en) * 2017-03-04 2017-09-26 广东石油化工学院 A kind of modified pitch integrated reactor

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203170321U (en) * 2013-02-27 2013-09-04 上海亚杜润滑材料有限公司 Reaction kettle
CN203253435U (en) * 2013-05-14 2013-10-30 天津可喜涂料有限公司 Reaction kettle with automatic opening and closing type cover body
CN206519163U (en) * 2017-03-04 2017-09-26 广东石油化工学院 A kind of modified pitch integrated reactor

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108404847A (en) * 2018-05-07 2018-08-17 福州鼎烯飞扬科技有限公司 A kind of reaction kettle for producing graphene-based negative material
CN113201140A (en) * 2021-04-29 2021-08-03 福建立亚化学有限公司 High molecular weight polycarbosilane and preparation method thereof
CN113201140B (en) * 2021-04-29 2022-11-08 福建立亚化学有限公司 High molecular weight polycarbosilane and preparation method thereof

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Effective date of registration: 20190424

Address after: 226407 South Side of Huanghai Second Road, Rudong Yangkou Chemical Park, Nantong City, Jiangsu Province

Applicant after: Jingwei Fine Chemical (Nantong) Co.,Ltd.

Address before: 510000 B1B2, one, two, three and four floors of the podium building 231 and 233, science Avenue, Guangzhou, Guangdong.

Applicant before: BOAO ZONGHENG NETWORK TECHNOLOGY Co.,Ltd.

Effective date of registration: 20190424

Address after: 510000 B1B2, one, two, three and four floors of the podium building 231 and 233, science Avenue, Guangzhou, Guangdong.

Applicant after: BOAO ZONGHENG NETWORK TECHNOLOGY Co.,Ltd.

Address before: 710003 Xiaotumen 15, Lianhu District, Xi'an City, Shaanxi Province

Applicant before: Wang Zhao

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Denomination of invention: A fully automatic hydraulic telescopic electromagnetic sealed reaction kettle device for chemical production

Effective date of registration: 20231114

Granted publication date: 20190528

Pledgee: Rudong sub branch of Bank of China Ltd.

Pledgor: Jingwei Fine Chemical (Nantong) Co.,Ltd.

Registration number: Y2023980065147