CN214716594U

CN214716594U - Even water injection device of reactor

Info

Publication number: CN214716594U
Application number: CN202120441564.4U
Authority: CN
Inventors: 王政; 李冬峰; 冯国卫; 王杰; 贾世玉; 刘佳; 刘建鹏; 殷启东; 龚学佳; 阚永超; 韩文胜; 孙玉绉; 王晓雷; 王明刚; 高志文; 王磊; 王林; 田雪梅
Original assignee: Hebei Xinxinyuan Energy Co ltd
Current assignee: Hebei Xinxinyuan Energy Co ltd
Priority date: 2021-03-01
Filing date: 2021-03-01
Publication date: 2021-11-16
Anticipated expiration: 2031-03-01

Abstract

The utility model relates to the technical field of a water injection accessory device of a reactor, in particular to a uniform water injection device of the reactor; the uniformity of water injection can be ensured during middle water injection, and the concentration of the solution is synchronously changed, so that the influence on the reaction caused by the concentration difference of reactants is reduced, and the practicability is improved; the device comprises a tank body, wherein a working cavity is arranged in the tank body, a charging opening is formed in the top end of the tank body, a discharging pipe is arranged at the bottom of the tank body, and a discharging valve is arranged on the discharging pipe; still include water tank, water injection pump, the cover body, ball bearing, motor, speed reducer and drive shaft, the cavity is provided with in the inside of drive shaft, the bottom of cavity with place the chamber and communicate with each other in the cavity to be provided with the multiunit stirring pipe in the outside of drive shaft, one side of multiunit stirring pipe evenly is provided with multiunit water injection hole, winds on the inside wall of working chamber and is provided with heat exchange coil, heat exchange coil's output and cover body intercommunication, the input and the water tank intercommunication of water injection pump.

Description

Even water injection device of reactor

Technical Field

The utility model relates to a reactor water injection auxiliary device's technical field especially relates to an even water injection device of reactor.

Background

As is known, in some chemical reactions, a proper amount of aqueous solvent needs to be added, and the current reactors generally add the aqueous solvent into the reactor through a feed inlet or a water adding port on the reactor when water is added, but the water cannot be uniformly added into the reactor by the water injection method, so that the solution concentration in the reactor is different, and some reactions are affected by the concentration of reactants, which may affect the reactions, generate some intermediate products, affect the precision of finished products, and result in low practicability.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides an even water injection device of reactor for can guarantee the homogeneity of water injection during middle water injection, make solution concentration change in step, thereby reduce because of the influence that reactant concentration difference caused the reaction, improve the practicality.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a uniform water injection device for a reactor comprises a tank body, wherein a working cavity is arranged in the tank body, a charging opening is formed in the top end of the tank body, a discharging pipe is arranged at the bottom of the tank body, and a discharging valve is arranged on the discharging pipe; the water tank and the water injection pump are also included, a cover body is arranged on the inner bottom wall of the working cavity, a placing cavity is arranged in the cover body, a mounting hole is formed in the top end of the cover body, a ball bearing is fixedly mounted in the mounting hole, a motor and a speed reducer are arranged on the top end of the tank body, the speed reducer is mounted at the bottom output end of the motor, a driving shaft is arranged at the bottom output end of the speed reducer, the bottom end of the driving shaft extends into the working cavity from the top end of the tank body and penetrates through the ball bearing to extend into the placing cavity, a hollow cavity is arranged in the driving shaft, the bottom of the hollow cavity is communicated with the placing cavity, a plurality of groups of stirring pipes are arranged on the outer side of the driving shaft, one ends of the plurality of groups of stirring pipes are communicated with the cavity of the driving shaft, a plurality of groups of water injection holes are uniformly arranged on one side of the plurality of groups of stirring pipes, and a heat exchange coil is wound on the inner side wall of the working cavity, the output and the cover body intercommunication of heat transfer coil, the input and the water tank intercommunication of water injection pump, the output of water injection pump stretch into to the working chamber and with heat transfer coil's input intercommunication.

Preferably, the one end that the water injection hole was kept away from to the agitator tube is provided with a board of going of turning over, the water injection hole is kept away from at the middle part of the board of going over, and the first half and the latter half of the board of going over all incline towards one side of water injection hole.

Preferably, the outside cover of drive shaft is equipped with the sealing washer, the top of sealing washer is pasted tightly with the interior roof of placing the chamber.

Preferably, the bottom of the tank body is provided with a vent pipe, the top end of the vent pipe is communicated with the cover body, and the bottom end of the vent pipe is provided with a vent valve.

Preferably, the outside of multiunit water injection hole all is provided with elastic diaphragm, elastic diaphragm's one end is passed through torsional spring and agitator tube rotatable coupling to elastic diaphragm hugs closely in the outside of water injection hole.

(III) advantageous effects

Compared with the prior art, the utility model provides an even water injection device of reactor possesses following beneficial effect:

1. according to the uniform water injection device for the reactor, water in the water tank is injected into the cover body through the heat exchange coil pipe through the water injection pump, the water in the cover body enters the cavity and the stirring pipe under the action of pressure and is sprayed out through the water injection hole, so that the water is added into reactants at different depths, the driving shaft is driven to rotate through the motor, the driving shaft drives the stirring pipe to rotate, and the water is injected into the whole plane at the same depth through the rotation of the stirring pipe, so that the uniformity during middle water injection can be ensured, the solution concentration is synchronously changed, the influence on the reaction caused by the concentration difference of the reactants is reduced, and the practicability is improved;

2. this even water injection device of reactor makes the water in the heat transfer coil can carry out the heat transfer with the reactant through the heat transfer coil, reduces the difference in temperature between adding water and the reactant, reduces the influence that temperature variation caused the reaction.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the tank body of the present invention in a three-dimensional structure after being cut open;

fig. 3 is a schematic perspective view of another angle of the present invention;

FIG. 4 is a schematic perspective view of the stirring tube and the folding plate of the present invention;

FIG. 5 is a schematic plan view of the connection between the driving shaft and the cover of the present invention;

in the drawings, the reference numbers: 1. a tank body; 2. a feed inlet; 3. a discharge pipe; 4. a water tank; 5. a water injection pump; 6. a cover body; 7. a ball bearing; 8. a motor; 9. a speed reducer; 10. a drive shaft; 11. a stirring pipe; 12. a water injection hole; 13. a heat exchange coil; 14. folding the running board; 15. a seal ring; 16. an emptying pipe; 17. an atmospheric valve; 18. an elastic diaphragm.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the uniform water injection device for the reactor of the present invention comprises a tank body 1, a working chamber is disposed inside the tank body 1, a charging opening 2 is disposed at the top end of the tank body 1, a discharging pipe 3 is disposed at the bottom of the tank body 1, and a discharging valve is disposed on the discharging pipe 3; the water tank comprises a working cavity, and is characterized by further comprising a water tank 4 and a water injection pump 5, wherein a cover body 6 is arranged on the inner bottom wall of the working cavity, a placing cavity is arranged inside the cover body 6, a mounting hole is formed in the top end of the cover body 6, a ball bearing 7 is fixedly mounted in the mounting hole, a motor 8 and a speed reducer 9 are arranged at the top end of the tank body 1, the speed reducer 9 is mounted at the bottom output end of the motor 8, a driving shaft 10 is arranged at the bottom output end of the speed reducer 9, the bottom end of the driving shaft 10 extends into the working cavity from the top end of the tank body 1 and penetrates through the ball bearing 7 to extend into the placing cavity, a hollow cavity is arranged inside the driving shaft 10, the bottom of the hollow cavity is communicated with the placing cavity, a plurality of groups of stirring pipes 11 are arranged outside the driving shaft 10, one ends of the plurality of groups of stirring pipes 11 are communicated with the cavity of the driving shaft 10, and a plurality of groups of water injection holes 12 are uniformly arranged on one side of the plurality of groups of stirring pipes 11, a heat exchange coil 13 is wound on the inner side wall of the working cavity, the output end of the heat exchange coil 13 is communicated with the cover body 6, the input end of the water injection pump 5 is communicated with the water tank 4, and the output end of the water injection pump 5 extends into the working cavity and is communicated with the input end of the heat exchange coil 13; through water injection pump 5 with the water in the water tank 4 in the cover body 6 is poured into through heat transfer coil 13, the water in the cover body 6 gets into cavity and stirred tube 11 and spout through water injection hole 12 under the effect of pressure, thereby in the reactant of the different degree of depth is added to water, drive shaft 10 through motor 8 and rotate, drive shaft 10 drives stirred tube 11 and rotates, through the whole plane of stirred tube 11 rotation with water injection same degree of depth in, thereby homogeneity when can guaranteeing middle water injection, make solution concentration change in step, thereby reduce the influence because of reactant concentration difference leads to the fact the reaction, and the practicability is improved.

The one end that water injection hole 12 was kept away from to agitator tube 11 is provided with and rolls over capable board 14, water injection hole 12 is kept away from at the middle part of rolling over capable board 14, rolls over the first half of board 14 and all towards the lopsidedness of water injection hole 12 with the latter half, through roll over capable board 14 when rotating along with agitator tube 11, can be with the water upper and lower reposition of redundant personnel of injection, the stirring of cooperation agitator tube 11, can be timely mix into reaction species with water.

The outside cover of drive shaft 10 is equipped with sealing washer 15, the top of sealing washer 15 pastes tightly with the interior roof of placing the chamber, guarantees the leakproofness of junction between drive shaft 10 and the cover body 6 through sealing washer 15, prevents that the reactant from getting into the cover body 6 in, guarantees the water pressure in the cover body 6 moreover, water pressure when guaranteeing the water injection.

The bottom of the tank body 1 is provided with an emptying pipe 16, the top end of the emptying pipe 16 is communicated with the cover body 6, the bottom end of the emptying pipe 16 is provided with an emptying valve 17, and water in the cover body 6 can be emptied at a later stage through the emptying pipe 16.

The outside of multiunit water injection hole 12 all is provided with elastic diaphragm 18, torsional spring and 11 rotatable coupling of agitator pipe are passed through to elastic diaphragm 18's one end to elastic diaphragm 18 hugs closely in the outside of water injection hole 12, covers water injection hole 12 through elastic diaphragm 18, prevents that the reactant from getting into water injection hole 12, can push up elastic diaphragm 18 through water pressure when carrying out the water injection, accomplishes the water injection.

When the device is used, water in the water tank 4 is injected into the cover body 6 through the heat exchange coil 13 by the water injection pump 5, the water in the cover body 6 enters the cavity and the stirring pipe 11 under the action of pressure and is sprayed out through the water injection holes 12, so that the water is added into reactants at different depths, the driving shaft 10 is driven to rotate by the motor 8, the driving shaft 10 drives the stirring pipe 11 to rotate, and the water is injected into the whole plane at the same depth by the rotation of the stirring pipe 11, so that the uniformity during middle water injection can be ensured, the solution concentration is synchronously changed, the influence on the reaction caused by the concentration difference of the reactants is reduced, and the practicability is improved; make the water in the heat transfer coil pipe 13 can carry out the heat transfer with the reactant through heat transfer coil pipe 13, reduce the difference in temperature between adding water and the reactant, reduce the influence that the temperature variation caused to the reaction, cover water injection hole 12 through elastic diaphragm 18, prevent that the reactant from getting into water injection hole 12, can open up elastic diaphragm 18 through water pressure when carrying out the water injection, accomplish the water injection, can empty air the water in the cover body 6 at the later stage through blow-down pipe 16.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A reactor uniform water injection device comprises a tank body (1), wherein a working cavity is arranged inside the tank body (1), a charging hole (2) is formed in the top end of the tank body (1), a discharging pipe (3) is arranged at the bottom of the tank body (1), and a discharging valve is arranged on the discharging pipe (3); the device is characterized by further comprising a water tank (4) and a water injection pump (5), wherein a cover body (6) is arranged on the inner bottom wall of the working cavity, a placing cavity is arranged in the cover body (6), a mounting hole is formed in the top end of the cover body (6), a ball bearing (7) is fixedly mounted in the mounting hole, a motor (8) and a speed reducer (9) are arranged on the top end of the tank body (1), the speed reducer (9) is mounted at the bottom output end of the motor (8), a driving shaft (10) is arranged at the bottom output end of the speed reducer (9), the bottom end of the driving shaft (10) extends into the working cavity from the top end of the tank body (1) and penetrates through the ball bearing (7) to extend into the placing cavity, a hollow cavity is arranged in the driving shaft (10), the bottom of the hollow cavity is communicated with the placing cavity, and a plurality of groups of stirring pipes (11) are arranged outside the driving shaft (10), the one end of multiunit stirring pipe (11) all communicates with each other with the cavity of drive shaft (10) to evenly be provided with multiunit water injection hole (12) in one side of multiunit stirring pipe (11), wind on the inside wall of working chamber and be provided with heat transfer coil (13), the output and the cover body (6) intercommunication of heat transfer coil (13), the input and water tank (4) the intercommunication of water injection pump (5), the output of water injection pump (5) stretch into to the working chamber and communicate with the input of heat transfer coil (13).

2. The uniform water injection device for the reactor as claimed in claim 1, wherein the end of the stirring pipe (11) far away from the water injection hole (12) is provided with a baffle plate (14), the middle part of the baffle plate (14) is far away from the water injection hole (12), and the upper half part and the lower half part of the baffle plate (14) are both inclined towards one side of the water injection hole (12).

3. The device for uniformly injecting water into a reactor as claimed in claim 1, wherein a sealing ring (15) is sleeved on the outer side of the driving shaft (10), and the top end of the sealing ring (15) is tightly attached to the inner top wall of the placing cavity.

4. The reactor uniform water injection device according to claim 1, characterized in that a vent pipe (16) is arranged at the bottom end of the tank body (1), the top end of the vent pipe (16) is communicated with the cover body (6), and a vent valve (17) is arranged at the bottom end of the vent pipe (16).

5. The reactor uniform water injection device according to claim 1, wherein elastic membranes (18) are arranged outside the groups of water injection holes (12), one end of each elastic membrane (18) is rotatably connected with the stirring pipe (11) through a torsion spring, and the elastic membranes (18) are tightly attached to the outside of the water injection holes (12).