CN216396320U

CN216396320U - Explosion-proof type lithium aluminum hydride reation kettle with many pneumatic valves

Info

Publication number: CN216396320U
Application number: CN202122045702.XU
Authority: CN
Inventors: 魏风龙
Original assignee: TIANJIN BEIDOUXING FINE CHEMICAL CO Ltd
Current assignee: TIANJIN BEIDOUXING FINE CHEMICAL CO Ltd
Priority date: 2021-08-27
Filing date: 2021-08-27
Publication date: 2022-04-29
Anticipated expiration: 2031-08-27

Abstract

The utility model aims to provide an explosion-proof lithium aluminum hydride reaction kettle with a plurality of air valves, which is characterized in that: the device comprises a reaction tank body, a supporting ring frame, a reinforcing tank body, a buffer net, four supporting legs, a feeding pipe, a liquid level meter, an observation window, a plurality of auxiliary material filling pipes, a stirring shaft, a stirring driving motor, a stirring rod, an extraction pipe, a residual liquid discharge valve, a vacuum monitoring device, a humidity monitoring device, a controller, an inflation pipe, an inflation valve, an exhaust valve and a visual air valve; wholly adopt inside and outside double-deck tank body structural design, can add the medium of multiple attribute according to the synthetic needs, make things convenient for the staff to observe the total amount of the internal portion liquid of jar, can monitor whether the air value and the humidity value of the internal portion of jar are unusual, form the air current circulation in the intermediate layer space between the internal and outside double-deck tank body, the intermediate layer space atmospheric pressure inflation that leads to in avoiding the internal tank body reaction process, can restrain the internal tank body because of the explosion that improper reaction operation brought and splash, the controllability is stronger, safe and reliable more.

Description

Explosion-proof type lithium aluminum hydride reation kettle with many pneumatic valves

Technical Field

The utility model relates to the field of chemical product reaction synthesis, in particular to an explosion-proof lithium aluminum hydride reaction kettle with a plurality of air valves.

Background

Lithium aluminum hydride has a strong hydrogen transfer capability and is capable of reducing aldehydes, ketones, esters, lactones, carboxylic acids, anhydrides, and epoxides to alcohols or converting amides, iminium, nitriles, and aliphatic nitro compounds to the corresponding amines. In addition, the lithium aluminum hydride has super-strong reducing capability, so that the lithium aluminum hydride can act on other functional groups, can also act on double-bond and triple-bond compounds to realize a hydrogen aluminizing reaction, and can also participate in the reaction as alkali; therefore, lithium aluminum hydride is a commonly used reducing agent in organic chemistry, and both solid and solution of lithium aluminum hydride are highly flammable, especially lithium aluminum hydride solution, which is much less stable and has a controlled air and moisture intake when reacting with other media and fusing, otherwise it is very explosive; the existing equipment for reacting lithium aluminum hydride with other media adopts a reaction kettle, the existing lithium aluminum hydride reaction kettle has simple structure and single functionality, lacks the supervision and control of temperature and humidity, has low safety coefficient during reaction, and does not have the inhibition of potential explosion safety hazard, and some double-layer tank structures improve the explosion inhibition effect, but lack the dredging function of gas, so that the airflow of the inner tank body in the reaction process can not be circulated, and the expanded gas can impact the outer tank body and easily deform; in summary, it is necessary to improve and upgrade the structure of the existing lithium aluminum hydride reaction kettle to solve the problems and disadvantages in practical use and to improve the safety of the whole equipment.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a tank which adopts the structural design of an inner-layer tank body and an outer-layer tank body, can be added with media with various attributes according to synthesis requirements, is used for carrying out mixing stirring reaction on lithium aluminum hydride liquid, is convenient for workers to observe the total amount of the liquid in the tank body, can also monitor whether the air value and the humidity value in the tank body are abnormal or not so as to stop stirring reaction, is provided with an inflation pipeline and a valve for inflating gas into an interlayer space between the inner-layer tank body and the outer-layer tank body and exhausting the gas through an exhaust valve to form airflow circulation in the interlayer space between the inner-layer tank body and the outer-layer tank body, avoids the air pressure expansion of the interlayer space caused in the reaction process of the inner tank body, ensures the normal operation of the reaction, and has the function of elastic wrapping by a buffer network for inhibiting the explosion of the inner tank body caused by improper reaction operation, the explosion-proof lithium aluminum hydride reaction kettle with the multiple air valves has the advantages of higher overall functionality, stronger control performance and safer and more reliable reaction operation by inhibiting the splashing of the exploded medium.

The technical scheme of the utility model is as follows: the utility model provides an explosion-proof formula lithium aluminum hydride reation kettle with many pneumatic valves which characterized in that: the device comprises a reaction tank body, a supporting ring frame, a reinforcing tank body, a buffer net, four supporting legs, a feeding pipe, a liquid level meter, an observation window, a plurality of auxiliary material filling pipes, a stirring shaft, a stirring driving motor, a stirring rod, an extraction pipe, a residual liquid discharge valve, a vacuum monitoring device, a humidity monitoring device, a controller, an inflation pipe, an inflation valve, an exhaust valve and a visual air valve, wherein the supporting ring frame is positioned outside the reaction tank body, the supporting ring frame is fixedly connected with the reaction tank body, the reinforcing tank body is positioned outside the supporting ring frame, the reinforcing tank body is fixedly connected with the supporting ring frame, the buffer net is positioned between the reaction tank body and the reinforcing tank body, the buffer net is fixedly connected with the supporting ring frame, the four supporting legs are distributed at the bottom position outside the reinforcing tank body in a cross structure, and the four supporting legs are fixedly connected with the reinforcing tank body, the feeding pipe is positioned at the top of the reinforced tank body, one end of the feeding pipe penetrates through the reinforced tank body, the supporting ring frame and the buffering net and is fixedly connected with the reaction tank body, the liquid level meter is positioned at one side of the reaction tank body, the liquid level meter is fixedly connected with the reaction tank body, the observation window is positioned at one side of the reinforced tank body close to one side of the liquid level meter, the observation window is fixedly connected with the reinforced tank body, a plurality of auxiliary material filling pipes are uniformly distributed at the top of the reinforced tank body at the same interval, one end of any auxiliary material filling pipe penetrates through the reinforced tank body, the supporting ring frame and the buffering net and is fixedly connected with the reaction tank body, the stirring shaft is positioned at the central position of the top of the reinforced tank body, one end of the stirring shaft penetrates through the reinforced tank body, the supporting ring frame and the buffering net and is fixedly connected with the reaction tank body, and the stirring driving motor is positioned at the upper part of the stirring shaft, the stirring driving motor is fixedly connected with the stirring shaft, the stirring driving motor is connected with the controller by a circuit, the stirring rod is positioned at the central position inside the reaction tank body, the stirring rod is fixedly connected with the stirring shaft, the extraction pipe is positioned at the top of the reinforced tank body and is positioned at the position close to the side wall inside the reaction tank body, one end of the extraction pipe penetrates through the reinforced tank body, the support ring frame and the buffer net and is fixedly connected with the reaction tank body, the extraction pipe is also provided with an extraction pump and an output pipe, the extraction pump is positioned at the upper part of the extraction pipe, the extraction pump is fixedly connected with the extraction pipe and is connected with the controller by a circuit, the output pipe is positioned at one side of the extraction pump, the output pipe is fixedly connected with the extraction pump, and the residual liquid discharge valve is positioned at the central position at the bottom of the reinforced tank body, one end of the residual liquid discharge valve penetrates through the reinforcing tank body, the supporting ring frame and the buffer net and is fixedly connected with the reaction tank body, the vacuum monitoring device and the humidity monitoring device are all positioned at the top position of the inner side of the reaction tank body, the vacuum monitoring device and the humidity monitoring device are fixedly connected with the reaction tank body, the vacuum monitoring device and the humidity monitoring device are connected with the controller by utilizing circuits, the controller is positioned at one side of the reinforcing tank body, the controller is fixedly connected with the reinforcing tank body, the inflation tube is positioned at the position close to the top at one side of the reinforcing tank body, one end of the inflation tube is fixedly connected with the reinforcing tank body, the other end of the inflation tube is fixedly connected with the inflation valve, an air pump is further arranged on the inflation tube and is positioned in the middle of the inflation tube, the air pump is fixedly connected with the inflation tube, and the exhaust valve is positioned at the bottom of the reinforcing tank body, the exhaust valve is fixedly connected with the reinforced tank body, the visual air valve is positioned at a position close to the bottom of the observation window, and one end of the visual air valve penetrates through the reinforced tank body and is fixedly connected with a gap between the observation window and the liquid level meter.

Further, the buffer net is a stainless steel woven net.

Further, the feeding pipe is a flange type connecting pipeline.

Furthermore, the observation window is made of transparent toughened glass.

Further, the auxiliary material filling pipes are all stainless steel pipelines with ball valves.

Further, the stirring shaft is a ball bearing type rotating shaft.

Further, the extraction pump is a centrifugal liquid pressurization delivery pump.

Furthermore, the residual liquid discharge valve, the inflation valve, the exhaust valve and the visual air valve are all screwed ball valves.

The utility model has the beneficial effects that: the explosion-proof aluminum hydride lithium reaction kettle with the multi-air valve is mainly used for carrying out mixing stirring reaction on aluminum hydride lithium liquid, the structural idea of the whole set of equipment is clear, the operation is simple and convenient, the structural design of an inner double-layer tank body and an outer double-layer tank body is adopted, media with various attributes can be added according to synthesis requirements, meanwhile, the total amount of liquid in the tank bodies can be conveniently observed by workers, in addition, whether the air value and the humidity value in the tank bodies are abnormal or not can be monitored so as to stop stirring reaction, an inflation pipeline and a valve are arranged for inflating gas into an interlayer space between the inner double-layer tank body and the outer double-layer tank body and exhausting the gas through an exhaust valve, airflow circulation is formed in the interlayer space between the inner double-layer tank body and the outer double-layer tank body, the air pressure expansion of the interlayer space caused in the reaction process of the inner tank body is avoided, the normal operation of the reaction is ensured, and meanwhile, a buffer network is arranged for inhibiting the explosion caused by improper reaction operation of the inner tank body, the explosion-proof device has the function of elastic wrapping, inhibits the medium after explosion from splashing, and has higher overall functionality, stronger control performance and safer and more reliable reaction operation.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a schematic view of the external structure of the side of the can body with the observation window.

Wherein: 1. reaction tank body 2, support ring frame 3 and reinforced tank body

4. Buffer net 5, supporting legs 6, inlet pipe

7. Liquid level meter 8, observation window 9 and auxiliary material filling pipe

10. Stirring shaft 11, stirring driving motor 12 and stirring rod

13. Extraction pipe 14, extraction pump 15 and output pipe

16. Residual liquid discharge valve 17, vacuum monitoring device 18 and humidity monitoring device

19. Controller 20, gas tube 21, inflation valve

22. Air pump 23, exhaust valve 24 and visible air valve

Detailed Description

The following provides a brief description of embodiments of the present invention with reference to the accompanying drawings.

As shown in fig. 1 and fig. 2, an explosion-proof lithium aluminum hydride reaction kettle with a multi-gas valve is characterized in that: the device is composed of a reaction tank body 1, a supporting ring frame 2, a reinforcing tank body 3, a buffer net 4, four supporting feet 5, a feeding pipe 6, a liquid level meter 7, an observation window 8, a plurality of auxiliary material filling pipes 9, a stirring shaft 10, a stirring driving motor 11, a stirring rod 12, an extraction pipe 13, a residual liquid discharge valve 16, a vacuum monitoring device 17, a humidity monitoring device 18, a controller 19, an inflation pipe 20, an inflation valve 21, an exhaust valve 23 and a visible air valve 24, wherein the supporting ring frame 2 is positioned outside the reaction tank body 1, the supporting ring frame 2 is fixedly connected with the reaction tank body 1, the reinforcing tank body 3 is positioned outside the supporting ring frame 2, the reinforcing tank body 3 is fixedly connected with the supporting ring frame 2, the buffer net 4 is positioned between the reaction tank body 1 and the reinforcing tank body 3, the buffer net 4 is fixedly connected with the supporting ring frame 2, the four supporting feet 5 are reinforced and distributed at the bottom position outside the tank body 3 in a cross structure, the four supporting legs 5 are fixedly connected with the reinforcing tank body 3, the feeding pipe 6 is positioned at the top of the reinforcing tank body 3, one end of the feeding pipe 6 penetrates through the reinforcing tank body 3, the supporting ring frame 2 and the buffering net 4 and is fixedly connected with the reaction tank body 1, the liquid level meter 7 is positioned at one side of the reaction tank body 1, the liquid level meter 7 is fixedly connected with the reaction tank body 1, the observation window 8 is positioned at one side of the reinforcing tank body 3 close to one side of the liquid level meter 7, the observation window 8 is fixedly connected with the reinforcing tank body 3, the auxiliary material filling pipes 9 are uniformly distributed at the top of the reinforcing tank body 3 at the same interval, one end of any auxiliary material filling pipe 9 penetrates through the reinforcing tank body 3, the supporting ring frame 2 and the buffering net 4 and is fixedly connected with the reaction tank body 1, the stirring shaft 10 is positioned at the central position of the top of the reinforcing tank body 3, and one end of the stirring shaft 10 penetrates through the reinforcing tank body 3, The support ring frame 2, the buffer net 4 and the reaction tank body 1 are fixedly connected, the stirring driving motor 11 is located on the upper portion of the stirring shaft 10, the stirring driving motor 11 is fixedly connected with the stirring shaft 10, the stirring driving motor 11 is connected with the controller 19 by a circuit, the stirring rod 12 is located at the central position inside the reaction tank body 1, the stirring rod 12 is fixedly connected with the stirring shaft 10, the extraction pipe 13 is located at the top of the reinforced tank body 3, the extraction pipe 13 is located at the position close to the side wall inside the reaction tank body 1, one end of the extraction pipe 13 penetrates through the reinforced tank body 3, the support ring frame 2 and the buffer net 4 and is fixedly connected with the reaction tank body 1, the extraction pipe 13 is further provided with an extraction pump 14 and an output pipe 15, the extraction pump 14 is located on the upper portion of the extraction pipe 13, the extraction pump 14 is fixedly connected with the extraction pipe 13, the extraction pump 14 is connected with the controller 19 by a line, the output pipe 15 is positioned at one side of the extraction pump 14, the output pipe 15 is fixedly connected with the extraction pump 14, the residual liquid discharge valve 16 is positioned at the central position of the bottom of the reinforced tank body 3, one end of the residual liquid discharge valve 16 penetrates through the reinforced tank body 3, the support ring frame 2 and the buffer net 4 and is fixedly connected with the reaction tank body 1, the vacuum monitoring device 17 and the humidity monitoring device 18 are all positioned at the top position of the inner side of the reaction tank body 1, the vacuum monitoring device 17 and the humidity monitoring device 18 are both fixedly connected with the reaction tank body 1, the vacuum monitoring device 17 and the humidity monitoring device 18 are both connected with the controller 19 by lines, the controller 19 is positioned at one side of the reinforced tank body 3, the controller 19 is fixedly connected with the reinforced tank body 3, the inflation pipe 20 is positioned at a position close to the top part of one side of the reinforced tank body 3, the one end of gas tube 20 is fixed connection with the reinforcement jar body 3, the other end and the inflation valve 21 of gas tube 20 are fixed connection, still be equipped with air pump 22 on the gas tube 20, air pump 22 is located the middle part of gas tube 20, air pump 22 is fixed connection with gas tube 20, air discharge valve 23 is located the bottom of the reinforcement jar body 3, air discharge valve 23 is fixed connection with the reinforcement jar body 3, visual pneumatic valve 24 is located the position department that is close to 8 bottoms of observation window, the one end of visual pneumatic valve 24 pass the reinforcement jar body 3 and with observation window 8, gap department between the level gauge 7 be fixed connection. The buffer net 4 is a stainless steel woven net. The feeding pipe 6 is a flange type connecting pipeline. The observation window 8 is made of transparent toughened glass. The auxiliary material filling pipes 9 are all stainless steel pipes with ball valves. The stirring shaft 10 is a ball bearing type rotating shaft. The extraction pump 14 is a centrifugal liquid pressure delivery pump. The residual liquid discharge valve 16, the inflation valve 21, the exhaust valve 23 and the visible air valve 24 are all screw-on ball valves.

The working mode is as follows: the explosion-proof lithium aluminum hydride reaction kettle with the multi-gas valve is mainly used for mixing and stirring reaction of lithium aluminum hydride liquid, the whole set of equipment mainly comprises a reaction tank body 1, a supporting ring frame 2, a reinforcing tank body 3, a buffer net 4, four supporting feet 5, a feeding pipe 6, a liquid level meter 7, an observation window 8, a plurality of auxiliary material filling pipes 9, a stirring shaft 10, a stirring driving motor 11, a stirring rod 12, an extraction pipe 13, a residual liquid discharge valve 16, a vacuum monitoring device 17, a humidity monitoring device 18, a controller 19, an inflation pipe 20, an inflation valve 21, an exhaust valve 23 and a visible gas valve 24, wherein the reinforcing tank body 3 wraps the reaction tank body 1 to form a double-tank structure, and the supporting ring frame 2 is used for supporting and connecting a gap area formed between the reaction tank body 1 and the reinforcing tank body 3 to form a whole body, in addition, the buffer net 4 is fixed on the support ring frame 2 in the gap area between the reaction tank body 1 and the reinforcing tank body 3 to wrap the reaction tank body 1 externally, the buffer net 4 is made of stainless steel woven net, if the lithium aluminum hydride liquid material in the reaction tank body 1 is not properly reacted and is exploded, the stainless steel woven net structure of the buffer net 4 can reduce the impulsive force generated when the reaction tank body 1 is exploded for the first time, the reinforcing tank body 3 is used for inhibiting the energy released by explosion, and the reaction tank body 1, the reinforcing tank body 3 and the buffer net 4 form a set of protection mechanism, so that the explosion inhibition safety caused by adverse reaction is improved; when the device is used, firstly, a lithium aluminum hydride liquid raw material needing to be subjected to mixing and stirring reaction enters the reaction tank body 1 from the feeding pipe 6, and the feeding pipe 6 adopts a flange type connecting port pipeline, so that the carrying connection with other pipelines and the material injection are facilitated; then, the operator observes the level gauge 7 on the side of the reaction tank 1 through the observation window 8 on the side of the reinforcing tank 3, the observation window 8 adopts transparent toughened glass, so that an operator can conveniently observe the liquid level condition of the liquid level meter 7 to judge the amount of the lithium aluminum hydride liquid raw material filled in the reaction tank body 1, so as to stop filling the lithium aluminum hydride liquid raw material into the feeding pipe 6, at this time, the working switch of the stirring driving motor 11 on the controller 19 is turned on, the stirring driving motor 11 drives the stirring shaft 10 to rotate, and simultaneously drives the stirring rod 12 in the reaction tank body 1 to rotate, the stirring shaft 10 adopts a ball bearing type rotating shaft, so that the resistance of the stirring driving motor 11 when driving the stirring rod 12 can be reduced, the rotation inertia of the stirring rod 12 is improved, the loss of the stirring driving motor 11 is reduced, and the stirring driving motor 11 is protected; then, a medium to be mixed with a lithium aluminum hydride liquid raw material is injected from an auxiliary material injection pipe 9 at the top end position of the reinforced tank body 3, a plurality of auxiliary material injection pipes 9 are arranged at the top end position of the reinforced tank body 3, so that materials of various media can be added to be mixed and reacted with the auxiliary material injection pipes according to the reaction requirement of the actual production ratio to obtain finished products with different attributes, the auxiliary material injection pipes 9 are all stainless steel pipes with ball valves, the opening, closing and flow control of the injected medium can be controlled, in addition, a vacuum monitoring device 17 and a humidity monitoring device 18 are also arranged at the top position of the inner side of the reaction tank body 1 and are used for monitoring the air and the humidity in the reaction tank body 1 in real time, and the sensing data are sent to a controller 19 to be displayed and conveniently read by an operator so as to judge the vacuum state and the humidity change in the reaction tank body 1 according to numerical values, once the problem is found, the first countermeasure is taken, so that the control performance in the reaction process is improved; after the stirring reaction synthesis is finished, an operator closes the stirring driving motor 11 on the controller 19 to stop stirring by the stirring rod 12, and opens a working switch of an extraction pump 14 on the controller 19, the extraction pump 14 adopts a centrifugal liquid pressurization and delivery pump, which can enhance the suction of a stirring finished product, the lithium aluminum hydride liquid finished product after the reaction synthesis is extracted along an extraction pipe 13 under the action of the extraction pump 14, is pressurized by the extraction pump 14 and is delivered out from an output pipe 15 for subsequent use and processing, the extraction pipe 13 is positioned at a position close to the inner side wall of the reaction tank body 1 and extends to a position close to the bottom of the reaction tank body 1 without contacting with the bottom of the reaction tank body 1, the suspension structure can extract a lithium aluminum hydride solution reaction finished product and prevent sediment at the bottom of the reaction tank body 1 from being extracted together, the extraction quality of the reaction synthesis finished product is improved; finally, an operator opens a residual liquid discharge valve 16 at the central position of the bottom of the reinforcing tank body 3 to discharge the deposited liquid in the reaction tank body 1 along the residual liquid discharge valve 16, and the residual liquid discharge valve 16 adopts a screwed ball valve, so that the operator can conveniently open and close; in addition, because the reaction tank 1 and the reinforcing tank 3 form a double-layer tank structure, when the reaction tank 1 performs the reaction synthesis operation, energy is generated, and the reinforcing tank 3 is in a closed state with respect to the reaction tank 1, so that energy cannot be discharged from a gap formed between the reinforcing tank 3 and the reaction tank 1, and energy expansion is caused by long-time reaction, so that the reinforcing tank 3 deforms, thereby generating a potential safety hazard, in order to avoid such a phenomenon, an inflation tube 20 is further installed at a position close to the top of one side of the reinforcing tank 3, one end of the inflation tube 20 penetrates through the side wall of the reinforcing tank 3 and extends to the gap between the reaction tank 1 and the reinforcing tank 3, an air pump 22 is installed in the middle of the inflation tube 20, when the reaction tank 1 performs the stirring synthesis reaction, an operator opens a working switch of the air pump 22 on the controller 19, and the gas charging valve 21 is opened, the gas charging valve 21 is also a screw-type spherical valve, which can control the opening and closing of the air flow, and under the action of the air pump 22, the air is sucked from the position of the gas charging valve 21 and enters the gap between the reaction tank body 1 and the reinforcement tank body 3 along the gas charging pipe 20 for filling the gap with air, the air flow flows from the top position of the gap between the reaction tank body 1 and the reinforcement tank body 3 from top to bottom, the operator opens the gas discharging valve 23 at the bottom position of the reinforcement tank body 3, the gas discharging valve 23 is also a screw-type spherical valve, which is convenient to open and close, so that the expanding gas generated during the reaction of the reaction tank body 1 is discharged, the air flow conduction is formed in the gap between the reaction tank body 1 and the reinforcement tank body 3, the potential safety hazard caused by energy accumulation is avoided, a visible gas valve 24 is further arranged at the position close to the bottom of the observation window 8, the visual air valve 24 also adopts a screwed ball valve, and an operator can ventilate the gap formed between the observation window 8 and the liquid level meter 7 by opening the visual air valve 24, so that the observation of the liquid level meter 7 by the operator is prevented from being influenced by the appearance of water vapor; the whole set of equipment has clear structural thought and simple and convenient operation, adopts the structural design of the inner and outer double-layer tank bodies, can add media with various attributes according to synthesis requirements, simultaneously facilitates the observation of the total amount of liquid in the tank body by workers, can monitor whether the air value and the humidity value in the tank body are abnormal or not so as to stop stirring reaction, is provided with an inflation pipeline and a valve for inflating gas into the interlayer space between the inner and outer double-layer tank bodies and discharging the gas through an exhaust valve to form airflow circulation in the interlayer space between the inner and outer double-layer tank bodies, avoids the expansion of the interlayer space air pressure caused in the reaction process of the inner tank body, ensures the normal operation of the reaction, simultaneously has a buffer net for inhibiting the explosion of the inner tank body due to improper reaction operation, has the function of elastic wrapping and inhibits the splashing of the media after the explosion, the whole functionality is higher, the control performance is stronger, and the reaction operation is safer and more reliable.

In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "inner", "outer", "top", "bottom", "end", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the utility model. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.

Claims

1. The utility model provides an explosion-proof formula lithium aluminum hydride reation kettle with many pneumatic valves which characterized in that: the device comprises a reaction tank body, a supporting ring frame, a reinforcing tank body, a buffer net, four supporting legs, a feeding pipe, a liquid level meter, an observation window, a plurality of auxiliary material filling pipes, a stirring shaft, a stirring driving motor, a stirring rod, an extraction pipe, a residual liquid discharge valve, a vacuum monitoring device, a humidity monitoring device, a controller, an inflation pipe, an inflation valve, an exhaust valve and a visual air valve, wherein the supporting ring frame is positioned outside the reaction tank body, the supporting ring frame is fixedly connected with the reaction tank body, the reinforcing tank body is positioned outside the supporting ring frame, the reinforcing tank body is fixedly connected with the supporting ring frame, the buffer net is positioned between the reaction tank body and the reinforcing tank body, the buffer net is fixedly connected with the supporting ring frame, the four supporting legs are distributed at the bottom position outside the reinforcing tank body in a cross structure, and the four supporting legs are fixedly connected with the reinforcing tank body, the feeding pipe is positioned at the top of the reinforced tank body, one end of the feeding pipe penetrates through the reinforced tank body, the supporting ring frame and the buffering net and is fixedly connected with the reaction tank body, the liquid level meter is positioned at one side of the reaction tank body, the liquid level meter is fixedly connected with the reaction tank body, the observation window is positioned at one side of the reinforced tank body close to one side of the liquid level meter, the observation window is fixedly connected with the reinforced tank body, a plurality of auxiliary material filling pipes are uniformly distributed at the top of the reinforced tank body at the same interval, one end of any auxiliary material filling pipe penetrates through the reinforced tank body, the supporting ring frame and the buffering net and is fixedly connected with the reaction tank body, the stirring shaft is positioned at the central position of the top of the reinforced tank body, one end of the stirring shaft penetrates through the reinforced tank body, the supporting ring frame and the buffering net and is fixedly connected with the reaction tank body, and the stirring driving motor is positioned at the upper part of the stirring shaft, the stirring driving motor is fixedly connected with the stirring shaft, the stirring driving motor is connected with the controller by a circuit, the stirring rod is positioned at the central position inside the reaction tank body, the stirring rod is fixedly connected with the stirring shaft, the extraction pipe is positioned at the top of the reinforced tank body and is positioned at the position close to the side wall inside the reaction tank body, one end of the extraction pipe penetrates through the reinforced tank body, the support ring frame and the buffer net and is fixedly connected with the reaction tank body, the extraction pipe is also provided with an extraction pump and an output pipe, the extraction pump is positioned at the upper part of the extraction pipe, the extraction pump is fixedly connected with the extraction pipe and is connected with the controller by a circuit, the output pipe is positioned at one side of the extraction pump, the output pipe is fixedly connected with the extraction pump, and the residual liquid discharge valve is positioned at the central position at the bottom of the reinforced tank body, one end of the residual liquid discharge valve penetrates through the reinforcing tank body, the supporting ring frame and the buffer net and is fixedly connected with the reaction tank body, the vacuum monitoring device and the humidity monitoring device are all positioned at the top position of the inner side of the reaction tank body, the vacuum monitoring device and the humidity monitoring device are fixedly connected with the reaction tank body, the vacuum monitoring device and the humidity monitoring device are connected with the controller by utilizing circuits, the controller is positioned at one side of the reinforcing tank body, the controller is fixedly connected with the reinforcing tank body, the inflation tube is positioned at the position close to the top at one side of the reinforcing tank body, one end of the inflation tube is fixedly connected with the reinforcing tank body, the other end of the inflation tube is fixedly connected with the inflation valve, an air pump is further arranged on the inflation tube and is positioned in the middle of the inflation tube, the air pump is fixedly connected with the inflation tube, and the exhaust valve is positioned at the bottom of the reinforcing tank body, the exhaust valve is fixedly connected with the reinforced tank body, the visual air valve is positioned at a position close to the bottom of the observation window, and one end of the visual air valve penetrates through the reinforced tank body and is fixedly connected with a gap between the observation window and the liquid level meter.

2. An explosion-proof lithium aluminum hydride reaction kettle with a multi-gas valve as claimed in claim 1, which is characterized in that: the buffer net is a stainless steel woven net.

3. An explosion-proof lithium aluminum hydride reaction kettle with a multi-gas valve as claimed in claim 1, which is characterized in that: the feed pipe is a flange type connecting pipeline.

4. An explosion-proof lithium aluminum hydride reaction kettle with a multi-gas valve as claimed in claim 1, which is characterized in that: the observation window is made of transparent toughened glass.

5. An explosion-proof lithium aluminum hydride reaction kettle with a multi-gas valve as claimed in claim 1, which is characterized in that: the auxiliary material filling pipes are all stainless steel pipelines with ball valves.

6. An explosion-proof lithium aluminum hydride reaction kettle with a multi-gas valve as claimed in claim 1, which is characterized in that: the stirring shaft is a ball bearing type rotating shaft.

7. An explosion-proof lithium aluminum hydride reaction kettle with a multi-gas valve as claimed in claim 1, which is characterized in that: the extraction pump is a centrifugal liquid pressurizing and conveying pump.

8. An explosion-proof lithium aluminum hydride reaction kettle with a multi-gas valve as claimed in claim 1, which is characterized in that: the residual liquid discharge valve, the inflation valve, the exhaust valve and the visual air valve are all rotary twisting type ball valves.