CN114288965A

CN114288965A - Chemical industry reation kettle with superpressure protect function

Info

Publication number: CN114288965A
Application number: CN202111364488.2A
Authority: CN
Inventors: 赵航
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-17
Filing date: 2021-11-17
Publication date: 2022-04-08

Abstract

The invention discloses a chemical reaction kettle with an overpressure protection function, which belongs to the technical field of reaction kettles, the scheme is characterized in that a reaction tank and a pressure relief tank are connected through an overpressure pressure relief pipe, when the internal pressure of the reaction tank is overlarge, a sealing block is pushed to the rightmost side of a slide way by using high-pressure gas, so that the high-pressure gas enters the pressure relief tank, the internal pressure of the reaction tank is effectively reduced, the pressure relief tank can be cooled by using distilled water outside the pressure relief tank, the high-pressure gas is condensed, resources are effectively saved, the utilization rate of chemical substances is improved, meanwhile, a permanent magnet inside the sealing block drives a permanent magnet to move towards the right side, an electric contact piece is made to contact a conductor rail and send an electric signal to a controller, the controller controls a motor to slow down the rotating speed, and the safety is further improved.

Description

Chemical industry reation kettle with superpressure protect function

Technical Field

The invention relates to the technical field of reaction kettles, in particular to a chemical reaction kettle with an overpressure protection function.

Background

The reaction kettle is a comprehensive reaction vessel, the structural function and the configuration accessories of the reaction kettle are designed according to reaction conditions, the preset reaction steps can be completed from the beginning of feeding, reaction and discharging with higher automation degree, and the important parameters of temperature, pressure, mechanical control (stirring, blowing and the like), reactant, product concentration and the like in the reaction process are strictly regulated and controlled.

In current chemical production, the indispensable device during chemical industry reation kettle, in order to accelerate reaction rate, the inside high-temperature high-pressure state that all is usually of chemical industry reation kettle, when the staff because the chemical substance that the error added is too much, the inside chemical reaction of reation kettle is comparatively violent, and its inside pressure has surpassed reation kettle's bearing capacity, and this can cause the serious meeting that leads to the reation kettle explosion of damage to reation kettle, has caused serious threat to personnel's life safety.

Therefore, the chemical reaction kettle with the overpressure protection function is provided for effectively solving some problems in the prior art.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the invention aims to provide a chemical reaction kettle with an overpressure protection function, wherein a reaction tank and a pressure relief tank are connected through an overpressure pressure relief pipe, when the internal pressure of the reaction tank is overlarge, a sealing block is pushed to the rightmost side of a slide way by using high-pressure gas, so that the high-pressure gas enters the pressure relief tank, the internal pressure of the reaction tank is effectively reduced, the pressure relief tank can be cooled by using distilled water outside the pressure relief tank, so that the high-pressure gas is condensed, resources are effectively saved, the utilization rate of chemical substances is improved, meanwhile, a permanent magnet inside the sealing block drives a permanent magnet to move towards the right side, so that an electric contact piece is in contact with a conductor rail and sends an electric signal to a controller, the controller controls a motor to slow down the rotating speed, the safety is further improved, and the heat inside the pressure relief tank can be released in time by using a radiating fin, further reducing the internal temperature and pressure and improving the safety of the reaction kettle.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

A chemical reaction kettle with overpressure protection function comprises a reaction tank and a heat preservation shell sleeved outside the reaction tank, wherein a feeding valve is arranged at the upper end of the reaction tank, a motor is arranged at the upper end of the reaction tank, the output end of the motor penetrates through the reaction tank and extends into the reaction tank, a stirring rod is fixedly connected with the output end of the motor, a cooling tank is arranged at the right side of the reaction tank, distilled water is filled in the cooling tank, a pressure relief tank is arranged inside the cooling tank, a buffering condensation component is arranged inside the pressure relief tank and comprises a rotating shaft positioned in the middle of the pressure relief tank, the rotating shaft penetrates through the pressure relief tank and is rotatably connected to the upper wall of the cooling tank, a plurality of buffering fans are arranged on the side wall of the rotating shaft at equal intervals in an annular shape, a stirring ring is arranged at the lower end of the rotating shaft, an overpressure pressure relief pipe is arranged at the right end of the reaction tank, the overpressure relief pipe penetrates through the cooling tank and extends into the pressure relief tank, the overpressure relief pipe comprises a slide arranged at the left end of the pressure relief pipe, and a sealing block is elastically connected inside the slide, the inside permanent magnet that is equipped with of sealing block one, the inside disappointing passageway of seting up a plurality of intercommunication slides and pressure release jar of pressure release pipe, the spout has been seted up to the pressure release pipe upper end, spout right side diapire is equipped with conductor rail, the inside elasticity rope that is connected with permanent magnet two of spout, two diapalls of permanent magnet are equipped with the electric contact piece that corresponds with conductor rail position, permanent magnet two and permanent magnet magnetism inhale the setting, conductor rail and external controller electric connection.

Furthermore, the heat-insulating shell is internally filled with heat-insulating filler, and the heat-insulating filler is made of heat-insulating ceramic particles.

Furthermore, a plurality of radiating fins are arranged on the outer wall of the pressure relief tank at equal intervals in an annular mode, and a plurality of heat conducting holes are formed in the side wall of each radiating fin located inside the cooling tank at equal intervals.

Furthermore, the radiating fins comprise an external radiating layer and heat-conducting fillers filled in the external radiating layer, the radiating layer is made of aluminum alloy materials, and the heat-conducting fillers are made of silicone grease.

Furthermore, the buffering fan is made of stainless steel materials, and the outer wall of the buffering fan is polished to obtain a smooth surface.

Furthermore, a plurality of buffer fan side walls are equidistantly arranged, and the plurality of buffer fans are arranged in a clockwise bending mode from top to bottom.

Furthermore, the stirring ring is also made of stainless steel materials, and the surface of the stirring ring is polished to obtain a rough surface.

Furthermore, the side wall of the upper end of the rotating shaft is provided with a plurality of turbulence fans at equal intervals in an annular manner, and the outer wall of each turbulence fan is coated with an anti-corrosion coating.

Furthermore, the sealing block is made of a perfluoroether rubber material, and a metal net is arranged inside the sealing block.

Furthermore, the upper end of the cooling tank is provided with a liquid supplementing valve, the lower end of the pressure relief tank is provided with a discharge valve, the discharge valve penetrates through the pressure relief tank and extends to the outside of the pressure relief tank, the lower ends of the heat preservation shell and the cooling tank are respectively provided with a pair of supports, and the supports are located on the same horizontal plane.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

(1) this scheme is through superpressure relief pipe connection retort and pressure release jar, when retort internal pressure is too big, utilize high-pressure gas to push away the seal block to the slide rightmost side, make high-pressure gas get into the pressure release jar, the inside pressure of retort has effectively been reduced, utilize the outside distilled water of pressure release jar to cool off the pressure release jar, make the high-pressure gas condensation, effectively practiced thrift the resource and improved chemical substance's rate of utilization, utilize the inside permanent magnet of seal block to drive the two right side motions of permanent magnet simultaneously, make electric contact to the conductor rail and to the controller signal of telecommunication, controller control motor slows down the rotational speed, the security has further been improved.

(2) The inside packing of heat preservation shell in this scheme has the heat preservation filler, and the heat preservation filler adopts the heat preservation ceramic granule to make, utilizes the heat preservation ceramic granule can improve the utilization ratio of the energy, effectively avoids simultaneously because the temperature drop leads to reation kettle to produce the crackle too fast, has prolonged reation kettle's life.

(3) Pressure release jar outer wall annular equidistance in this scheme is equipped with a plurality of radiating fin, radiating fin lateral wall equidistance that is located the inside radiating fin lateral wall of cooling tank has seted up a plurality of heat conduction holes, radiating fin includes outside heat dissipation layer and the heat conduction filler of inside packing, the heat dissipation layer adopts aluminum alloy material to make, heat conduction filler adopts the silicone grease to make, set up the heat conduction hole on radiating fin and increased the area of contact with the distilled water, the radiating efficiency is improved, utilize inside silicone grease can be better with heat transfer to the outside, condense the inside gas of pressure release jar, the radiating efficiency is further improved.

(4) Buffering fan in this scheme adopts stainless steel material to make, and buffering fan outer wall obtains smooth surface through polishing, and a plurality of condensation tanks have been seted up to buffering fan lateral wall equidistance, and a plurality of buffering fans from last to the crooked setting of clockwise down, utilize the condensation tank can increase with high-temperature gas's area of contact, can be along with the rotation of axis of rotation simultaneously for high-temperature gas liquefaction flows in the pressure release tank bottoms portion on attaching to the condensation tank.

(5) The stirring ring in this scheme adopts stainless steel material to make equally, and the stirring ring surface obtains rough surface through the processing of polishing, utilizes rough stirring ring can produce a large amount of bubbles at the in-process of stirring, utilizes the bubble can accelerate chemical's cooling, has improved the security.

(6) The annular equidistance of axis of rotation upper end lateral wall in this scheme is equipped with a plurality of vortex fans, and anticorrosive coating has been laid to vortex fan outer wall, utilizes the axis of rotation to drive the vortex fan and rotates, can be so that inside distilled water circulation flow, improved the radiating efficiency.

(7) The sealing block in this scheme adopts perfluoroether rubber material to make, and the inside metal mesh that is equipped with of sealing block, perfluoroether rubber material have better heat resistance, and the metal mesh can increase the intensity and the toughness of sealing block.

Drawings

FIG. 1 is a schematic view of the main structure of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention in a normal state;

FIG. 3 is an enlarged view of the point A in FIG. 2;

FIG. 4 is a cross-sectional view of the combination of a cooling tank and a pressure relief tank of the present invention;

FIG. 5 is a schematic view of the joint between the pressure relief tank and the heat dissipating fin according to the present invention;

FIG. 6 is a schematic view of a heat sink fin structure according to the present invention;

FIG. 7 is a schematic view of a buffering and condensing assembly according to the present invention;

FIG. 8 is a schematic view of a buffer fan according to the present invention;

FIG. 9 is a sectional view of the main structure of the present invention in an over-pressure state;

fig. 10 is an enlarged view of B in fig. 9.

The reference numbers in the figures illustrate:

the device comprises a reaction tank 1, a heat preservation shell 101, a stirring rod 102, a feeding valve 103, a cooling tank 2, a liquid supplementing valve 201, a pressure relief tank 3, a heat radiating fin 31, an overpressure pressure relief pipe 4, a pressure relief pipe 41, a slideway 42, a sealing block 43, a permanent magnet I431, a gas release passage 44, a conductive rail 45, a permanent magnet II 46, a buffering condensation assembly 5, a rotating shaft 51, a buffering fan 52, a condensing tank 521, a stirring ring 53, a turbulent fan 54 and a discharging valve 6.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the connection can be direct connection or indirect connection through an intermediate medium, and can be communication inside the model adapting element. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-4, a chemical reaction kettle with overpressure protection function comprises a reaction tank 1 and a heat preservation shell 101 sleeved outside the reaction tank 1, wherein heat preservation filler is filled inside the heat preservation shell 101, the heat preservation filler is made of heat preservation ceramic particles, the utilization rate of energy can be improved by utilizing the heat preservation ceramic particles, cracks of the reaction kettle caused by too fast temperature drop are effectively avoided, the service life of the reaction kettle is prolonged, a material inlet valve 103 is arranged at the upper end of the reaction tank 1, a motor is arranged at the upper end of the reaction tank 1, the output end of the motor penetrates through the reaction tank 1 and extends into the reaction tank, and a stirring rod 102 is fixedly connected to the output end of the motor.

The right side of the reaction tank 1 is provided with a cooling tank 2, the inside of the cooling tank 2 is filled with distilled water, the inside of the cooling tank 2 is provided with a pressure relief tank 3, the inside of the pressure relief tank 3 is provided with a buffering condensation component 5, the buffering condensation component 5 comprises a rotating shaft 51 positioned in the middle of the pressure relief tank 3, the rotating shaft 51 penetrates through the pressure relief tank 3 and is rotatably connected to the upper wall of the cooling tank 2, the side wall of the rotating shaft 51 is annularly and equidistantly provided with a plurality of buffering fans 52, the lower end of the rotating shaft 51 is provided with a stirring ring 53, the right end of the reaction tank 1 is provided with an overpressure pressure relief pipe 4, the overpressure pressure relief pipe 4 penetrates through the cooling tank 2 and extends into the pressure relief tank 3, the overpressure pressure relief pipe 4 comprises a pressure relief pipe 41 and a slide way 42 arranged at the left end of the pressure relief pipe 41, the slide way 42 is elastically connected with a sealing block 43, the inside of the sealing block 43 is provided with a permanent magnet 431, the inside the pressure relief pipe 41 is provided with a plurality of air escape channels 44 communicated with the slide way 42 and the pressure relief tank 3, the upper end of the pressure relief pipe 41 is provided with a chute, the bottom wall is equipped with conductor rail 45 on the spout right side, and the spout is inside to be connected with two permanent magnets 46 through the stretch cord, and two 46 bottom walls of permanent magnet are equipped with the electric contact piece that corresponds with conductor rail 45 position, and two 46 permanent magnets and a 431 magnetic attraction of permanent magnet set up, conductor rail 45 and external controller electric connection.

Referring to fig. 4-5, a plurality of heat dissipation fins 31 are arranged on the outer wall of the pressure relief tank 3 at equal intervals in an annular shape, a plurality of heat conduction holes are formed in the side wall of each heat dissipation fin 31 located inside the cooling tank 2 at equal intervals, each heat dissipation fin 31 comprises an external heat dissipation layer and a heat conduction filler filled inside the external heat dissipation layer, the heat dissipation layer is made of an aluminum alloy material, the heat conduction filler is made of silicone grease, the heat conduction holes formed in the heat dissipation fins 31 increase the contact area with distilled water, the heat dissipation efficiency is improved, the heat can be better transmitted to the outside by utilizing the internal silicone grease, the gas inside the pressure relief tank 3 is condensed, and the heat dissipation efficiency is further improved.

Referring to fig. 6 to 7, the buffer fan 52 is made of a stainless steel material, the outer wall of the buffer fan 52 is polished to obtain a smooth surface, the sidewall of the buffer fan 52 is equidistantly provided with a plurality of condensation slots 521, the plurality of buffer fans 51 are bent clockwise from top to bottom, the contact area between the condensation slots 521 and the high-temperature gas can be increased by using the condensation slots 521, and the high-temperature gas can be liquefied and attached to the condensation slots 521 to flow into the bottom of the pressure relief tank 3 along with the rotation of the rotating shaft 51.

The stirring ring 53 is also made of stainless steel materials, the surface of the stirring ring 53 is polished to obtain a rough surface, a large amount of bubbles can be generated in the stirring process by using the rough stirring ring 53, cooling of chemical substances can be accelerated by using the bubbles, and safety is improved.

The annular equidistance of axis of rotation 51 upper end lateral wall is equipped with a plurality of vortex fans 54, and vortex fan 54 outer wall has laid anticorrosive coating, utilizes axis of rotation 51 to drive vortex fan 54 and rotates, can be so that 2 inside distilled water circulation flow, has improved the radiating efficiency.

What need supply here is, sealed piece 43 adopts perfluor ether rubber material to make, the inside metal mesh that is equipped with of sealed piece 43, perfluor ether rubber material has better heat resistance, the metal mesh can increase sealed piece 43's intensity and toughness, 2 upper ends in cooling tank are equipped with

fluid infusion valve

201, 3 lower extremes in pressure release tank are equipped with bleeder valve 6, bleeder valve 6 runs through pressure release tank 3 and extends to 3 outsides in pressure release tank,

heat preservation shell

101 and 2 lower extremes in cooling tank are equipped with a pair of supports respectively, the support is located same horizontal plane.

Before using this reation kettle, the staff should wash reation kettle inside earlier to the leakproofness of inspection reation kettle adds chemical to retort 1 is inside, then opens liquid supplement valve 201 and pours into the good distilled water that cools into to inside.

When the chemical reaction in the reaction kettle is too severe to cause too high pressure, please refer to fig. 9-10, the pressure in the reaction tank 1 pushes the sealing block 43 to move outwards, when the sealing block 43 moves to the right end of the slideway 42, the high-pressure gas can enter the pressure relief tank 3 through the air release channel 44, the permanent magnet one 431 in the sealing block 43 drives the permanent magnet two 46 to move to the right side, the electric contact at the lower end of the permanent magnet two 46 contacts the conductive rail 45 and sends an electric signal to the controller, the controller controls the motor to slow down the rotation speed and reduce the heating to the inside of the reaction tank 1, the high-pressure gas entering the pressure relief tank 3 impacts the buffer fan 52 to drive the rotating shaft 51 to rotate, the rotating shaft 51 rotates to drive the turbulent fan 54 at the upper end to rotate to accelerate the flow of distilled water, the heat dissipation efficiency is improved, the temperature in the pressure relief tank 3 is transmitted to the outside through the heat dissipation fins 31, further improving the heat dissipation efficiency.

The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a chemical industry reation kettle with superpressure protection function, includes insulation shell (101) that retort (1) and outside cover were established, retort (1) upper end is equipped with feeding valve (103), retort (1) upper end is equipped with the motor, the motor output runs through retort (1) and extends to inside, motor output end fixedly connected with stirring rod (102), its characterized in that: the reaction tank (1) is provided with a cooling tank (2) on the right side, distilled water is filled in the cooling tank (2), a pressure relief tank (3) is arranged in the cooling tank (2), a buffering condensation component (5) is arranged in the pressure relief tank (3), the buffering condensation component (5) comprises a rotating shaft (51) positioned in the middle of the pressure relief tank (3), the rotating shaft (51) penetrates through the pressure relief tank (3) and is rotatably connected to the upper wall of the cooling tank (2), a plurality of buffering fans (52) are annularly and equidistantly arranged on the side wall of the rotating shaft (51), and a stirring ring (53) is arranged at the lower end of the rotating shaft (51);

the reaction tank (1) right-hand member is equipped with superpressure pressure relief pipe (4), superpressure pressure relief pipe (4) run through cooling tank (2) and extend to pressure relief tank (3) inside, slide (42) that superpressure pressure relief pipe (4) were seted up including pressure relief pipe (41) and left end, slide (42) inside elastic connection has sealing block (43), inside permanent magnet (431) that is equipped with of sealing block (43), inside the pressure relief pipe (41) is seted up the disappointing passageway (44) of a plurality of intercommunication slides (42) and pressure relief tank (3), the spout has been seted up to pressure relief pipe (41) upper end, spout right side diapire is equipped with conductor rail (45), the inside permanent magnet two (46) that is connected with through the elastic cord of spout, permanent magnet two (46) diapire is equipped with the electric contact piece that corresponds with conductor rail (45) position, permanent magnet two (46) and permanent magnet (431) magnetism are inhaled and are set up, the conductor rail (45) is electrically connected with an external controller.

2. The chemical reaction kettle with overpressure protection function as claimed in claim 1, wherein: the heat preservation shell (101) is filled with heat preservation filler, and the heat preservation filler is made of heat preservation ceramic particles.

3. The chemical reaction kettle with overpressure protection function as claimed in claim 1, wherein: pressure release jar (3) outer wall annular equidistance is equipped with a plurality of radiating fin (31), is located a plurality of heat conduction holes have been seted up to radiating fin (31) lateral wall equidistance inside cooling tank (2).

4. The chemical reaction kettle with overpressure protection function as claimed in claim 3, wherein: the radiating fins (31) comprise an external radiating layer and heat-conducting fillers filled in the radiating layer, the radiating layer is made of aluminum alloy materials, and the heat-conducting fillers are made of silicone grease.

5. The chemical reaction kettle with overpressure protection function as claimed in claim 1, wherein: the buffer fan (52) is made of stainless steel materials, and the outer wall of the buffer fan (52) is polished to obtain a smooth surface.

6. The chemical reaction kettle with overpressure protection function as claimed in claim 1, wherein: buffer fan (52) lateral wall equidistance has seted up a plurality of condensate tanks (521), and is a plurality of buffer fan (52) are from last to down to the crooked setting of clockwise.

7. The chemical reaction kettle with overpressure protection function as claimed in claim 1, wherein: the stirring ring (53) is also made of stainless steel materials, and the surface of the stirring ring (53) is polished to obtain a rough surface.

8. The chemical reaction kettle with overpressure protection function as claimed in claim 1, wherein: the anti-corrosion fan is characterized in that a plurality of turbulence fans (54) are annularly and equidistantly arranged on the side wall of the upper end of the rotating shaft (51), and an anti-corrosion coating is laid on the outer wall of each turbulence fan (54).

9. The chemical reaction kettle with overpressure protection function as claimed in claim 1, wherein: the sealing block (43) is made of a perfluoroether rubber material, and a metal net is arranged inside the sealing block (43).

10. The chemical reaction kettle with overpressure protection function as claimed in claim 1, wherein: cooling tank (2) upper end is equipped with fluid infusion valve (201), pressure release tank (3) lower extreme is equipped with bleeder valve (6), bleeder valve (6) run through pressure release tank (3) and extend to pressure release tank (3) outside, heat preservation shell (101) and cooling tank (2) lower extreme are equipped with a pair of support respectively, the support is located same horizontal plane.