CN215139831U

CN215139831U - Production device of tert-butyl peroxybenzoate

Info

Publication number: CN215139831U
Application number: CN202120823925.1U
Authority: CN
Inventors: 曹俊锋; 陈春; 胡建中; 陈曦; 王婧; 于淼; 陈松
Original assignee: Liaoning Junshun Chemical Technology Co ltd
Current assignee: Liaoning Junshun Chemical Technology Co ltd
Priority date: 2021-04-21
Filing date: 2021-04-21
Publication date: 2021-12-14
Anticipated expiration: 2031-04-21

Abstract

The utility model discloses a production device of tert-butyl peroxybenzoate, including reation kettle and person in charge, the inside central point of reation kettle puts and is provided with the person in charge, and is responsible for and runs through the reation kettle top surface and rotate with reation kettle through sealed bearing and be connected to be responsible for the bottom surface and seted up the imbibition mouth, be responsible for the fixed cover in upper portion surface and have connect driven gear, and be responsible for the surface and be located reation kettle internal weld and have the stirring rake to be responsible for lower part skin weld and have the mountain type oar, the reation kettle top surface is located and is responsible for one side and has driving motor through mount fixed mounting. Has the advantages that: adopt this device can accomplish processes such as stirring reaction, stewing, separation, washing in same reation kettle, saved the trouble of turnover, reduce the intermittent type time that produces because of the turnover, improved production efficiency, simultaneously, the person in charge plays the dual function that drives the stirring rake and rotate and extract the waste liquid simultaneously, has saved the trouble of manual separation, and it is more convenient to use.

Description

Production device of tert-butyl peroxybenzoate

Technical Field

The utility model relates to a tert-butyl peroxybenzoate production field relates to tert-butyl peroxybenzoate's apparatus for producing particularly.

Background

The tert-butyl peroxybenzoate is an organic compound, has a molecular formula of C11H14O3, is colorless to yellowish liquid, slightly aromatic, insoluble in water and soluble in organic solvents, is widely applied to polymerization processes such as ethylene, styrene, propylene, vinyl acetate, diallyl phthalate, isobutene and the like as an initiator, is widely applied to forming processes such as SMC, BMC, DMC drawing agent and the like in the curing process of unsaturated polyester, and can also be applied to a two-component curing system comprising MEPK, BPO or TBPO and the like with higher activity.

In the process of synthesizing tert-butyl peroxybenzoate from tert-butyl peroxybenzoate, the temperature of a reaction kettle needs to be controlled, the reaction kettle is usually cooled by cold brine with the temperature of below-5 ℃, benzoyl chloride is added to form a pasty substance, the temperature needs to be maintained below 30 ℃, a tert-butyl peroxybenzoate crude product is generated after stirring, the reaction kettle is kept still and separated, and then is cleaned by a sodium carbonate solution, a sodium bicarbonate sodium solution, clear water and a magnesium sulfate solution to obtain a finished product, the traditional reaction kettle can only be stirred under most conditions, the subsequent operations of standing, separating, cleaning and separating need to be transferred to other equipment, the turnover time is increased, the production efficiency is reduced, meanwhile, the temperature of the cold brine for cooling is still low after the cold brine is used, the cold brine for cooling is directly recovered and then used, the residual temperature of the cold brine cannot be fully utilized, the consumption of circulating water for later-stage water cooling is increased, energy conservation and environmental protection are insufficient, and improvement can be further made.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The not enough to prior art, the utility model provides a tert-butyl peroxybenzoate's apparatus for producing possesses the advantage that has improved production efficiency, energy-concerving and environment-protective more, and then solves the problem among the above-mentioned background art.

(II) technical scheme

For realizing the above-mentioned advantage that has improved production efficiency, more energy-concerving and environment-protective, the utility model discloses a concrete technical scheme as follows:

production device of tert-butyl peroxybenzoate, including reation kettle and person in charge, the inside central point of reation kettle puts and is provided with the person in charge, and is responsible for running through the reation kettle top surface and rotate with reation kettle through sealed bearing and be connected, and be responsible for the bottom surface and seted up the imbibition mouth, be responsible for the fixed cover in upper portion surface and connect driven gear, and be responsible for the surface to be located reation kettle internal weld and have the stirring rake, and be responsible for lower part skin weld and have a chevron type oar, reation kettle top surface is located and is responsible for one side and has drive motor through mount fixed mounting, and drive motor's the fixed driving gear that has cup jointed on the main shaft surface, and driving gear and driven gear meshing, reation kettle one side is installed the waste liquid case, and waste liquid case top surface fixed mounting has the suction pump, and suction pump outlet end and waste liquid case through connection, reation kettle top surface is located and is responsible for the opposite side and has the connecting pipe through support fixed mounting, and the connecting pipe is connected with the water suction end of the water suction pump through a connecting hose, and the top surface of the main pipe is inserted into the connecting pipe and is rotationally connected with the connecting pipe through a sealing bearing.

Further, the dustcoat has been cup jointed in the reation kettle outside, and dustcoat one side top surface through connection has cold salt solution to advance the pipe, the water tank is installed to the reation kettle opposite side, and water tank top surface fixed mounting has the delivery pump to delivery pump water suction end and water tank through connection, dustcoat opposite side top surface through connection has second back flow and raceway, and the second back flow other end and water tank through connection to the raceway other end and delivery pump water discharge end through connection, cold salt solution advances the pipe and has first back flow pipe through tee junction, and the first back flow pipe other end and water tank through connection, first back flow pipe and cold salt solution advance a tub surface and all install the ooff valve.

Furthermore, the lower part of the driven gear is located on the outer side of the main pipe and is fixedly connected with a support ring at the center of the top surface of the reaction kettle, a ball groove is formed in the top surface of the support ring, a ball is connected to the inside of the ball groove in a rolling mode, and the ball is in rolling butt joint with the bottom surface of the driven gear.

Furthermore, the top surface of the reaction kettle is connected with a feed inlet in a through way, and the top surface of the feed inlet is spirally connected with an upper cover.

Further, the outer surface of the outer cover is wrapped with a heat-insulating layer, and the heat-insulating layer is made of aerogel materials.

Furthermore, the top surface of the water tank is connected with a water replenishing pipe in a through mode, and a switch valve is arranged on the surface of the water replenishing pipe.

(III) advantageous effects

Compared with the prior art, the utility model provides a tert-butyl peroxybenzoate's apparatus for producing possesses following beneficial effect:

(1) the utility model discloses a be responsible for, the connecting pipe, the imbibition mouth, waste liquid case and suction pump, when carrying out tert-butyl peroxybenzoate production, can drop into the reation kettle with the raw materials, start driving motor and drive the driving gear and rotate, thereby drive engaged driven gear and person in charge and rotate, and then drive stirring rake and the rotation of mountain type oar, stir the raw materials, accelerate the reaction process, after the reaction is accomplished, the separation of standing still, after the completion of standing still, can start the suction pump and take out the waste liquid that is located the bottom through connecting hose and person in charge, the waste liquid gets into the imbibition mouth, along being responsible for, connecting pipe and connecting hose get into the waste liquid case, accomplish the separation process, after the separation is accomplished, add sodium carbonate solution in proper order, sodium bicarbonate solution, clear water and magnesium sulfate solution wash, after the completion of washing, the separation of standing still, after the completion of secondary is stood still, can restart the suction pump and extract bottom waste water, adopt this device can accomplish processes such as stirring reaction, stewing, separation, washing in same reation kettle, saved the trouble of turnover, reduce the intermittent type time that produces because of the turnover, improved production efficiency, simultaneously, the person in charge plays the dual function that drives the stirring rake and rotate and extract the waste liquid simultaneously, has saved the trouble of manual separation, and it is more convenient to use.

(2) The utility model adopts the outer cover, the water tank, the cold brine inlet pipe, the first return pipe, the second return pipe and the raceway, when the reaction starts, the switch valve on the surface of the cold brine inlet pipe can be opened, the switch valve on the surface of the first return pipe is closed, the cold brine below minus 5 ℃ is introduced between the outer cover and the reaction kettle, the temperature of the reaction kettle and the internal raw materials is reduced, the reaction kettle and the internal raw materials are rapidly formed into pasty substances, the later reaction is convenient, the cold brine is continuously injected, the temperature rise is avoided, the cold brine enters the water tank from the second return pipe, after the raw materials in the reaction kettle form the pasty substances, the switch valve on the surface of the cold brine inlet pipe can be closed, the switch valve on the surface of the first return pipe is opened, the delivery pump is started, the water in the water tank is injected between the outer cover and the reaction kettle, the cold brine remained between the outer cover and the reaction kettle is mixed, the mixed water returns to the water tank again through the first return pipe, mix with the water in the water tank, reduce the temperature of water tank normal water, through the mixed water to pouring into water and cold salt solution between dustcoat and the reation kettle, reduce the reaction temperature in reation kettle later stage, avoid influencing the reaction process, this device has utilized the temperature of cold salt solution, is convenient for keep the reation kettle temperature, reduces the circulating water consumption simultaneously, and is more energy-concerving and environment-protective.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a production apparatus for tert-butyl peroxybenzoate according to the present invention;

FIG. 2 is a front view of a production apparatus for t-butyl peroxybenzoate according to the present invention;

fig. 3 is a schematic structural diagram of the support ring according to the present invention.

In the figure:

1. a reaction kettle; 2. a main pipe; 3. cold brine enters the pipe; 4. a stirring paddle; 5. a housing; 6. a heat-insulating layer; 7. a hill-type paddle; 8. a first return pipe; 9. a water pump; 10. a waste liquid tank; 11. a liquid suction port; 12. a support ring; 13. a water tank; 14. a water replenishing pipe; 15. a delivery pump; 16. a second return pipe; 17. a water delivery pipe; 18. a driving gear; 19. a main shaft; 20. a fixed mount; 21. a drive motor; 22. a connecting hose; 23. a connecting pipe; 24. a support; 25. a feeding port; 26. a driven gear; 27. a ball bearing; 28. a ball groove.

Detailed Description

For further explanation of the embodiments, the drawings are provided as part of the disclosure and serve primarily to illustrate the embodiments and, together with the description, to explain the principles of operation of the embodiments, and to provide further explanation of the invention and advantages thereof, it will be understood by those skilled in the art that various other embodiments and advantages of the invention are possible, and that elements in the drawings are not to scale and that like reference numerals are generally used to designate like elements.

According to the embodiment of the utility model, provide tert-butyl peroxybenzoate's apparatus for producing.

Referring to the drawings and the detailed description, the present invention will be further explained, as shown in fig. 1-3, an apparatus for producing t-butyl peroxybenzoate according to an embodiment of the present invention comprises a reaction vessel 1 and a main pipe 2, wherein the main pipe 2 is disposed at a central position inside the reaction vessel 1, the main pipe 2 is made of seamless steel tube, the main pipe 2 penetrates through the top surface of the reaction vessel 1 and is rotatably connected to the reaction vessel 1 through a seal bearing, so as to facilitate rotation and reduce leakage, a liquid suction port 11 is disposed at the bottom surface of the main pipe 2, so as to facilitate suction of a lower layer of liquid, a driven gear 26 is fixedly sleeved on the surface of the upper portion of the main pipe 2, a stirring paddle 4 is welded inside the reaction vessel 1 on the surface of the main pipe 2, a chevron-shaped paddle 7 is welded on the surface of the lower portion of the main pipe 2, so as to facilitate stirring, a driving motor 21 is fixedly mounted on one side of the reaction vessel 1 through a fixing frame 20, and a driving gear 18 is fixedly sleeved on the surface of a main shaft 19 of the driving motor 21, and the driving gear 18 is meshed with the driven gear 26, which is a common driving structure and will not be described in detail herein, a waste liquid tank 10 is installed on one side of the reaction kettle 1, a water pump 9 is fixedly installed on the top surface of the waste liquid tank 10, a water outlet end of the water pump 9 is connected with the waste liquid tank 10 in a through manner, a connecting pipe 23 is fixedly installed on the other side of the main pipe 2 on the top surface of the reaction kettle 1 through a bracket 24, the connecting pipe 23 is connected with a water suction end of the water pump 9 in a through manner through a connecting hose 22, the top surface of the main pipe 2 is inserted into the connecting pipe 23 and is rotatably connected with the connecting pipe 23 through a sealing bearing, so as to facilitate rotation of the main pipe 2 and avoid leakage of the main pipe 2, when tert-butyl peroxybenzoate is produced, raw materials can be put into the reaction kettle 1, the driving motor 21 is started to drive the driving gear 18 to rotate, thereby driving the meshed driven gear 26 and the main pipe 2 to rotate, and further drive the stirring paddle 4 and the chevron-shaped paddle 7 to rotate, stirring raw materials, accelerating the reaction process, after the reaction is finished, carrying out standing separation, after the standing is finished, starting a water suction pump 9 to pump out waste liquid positioned at the bottom layer through a connecting hose 22 and a main pipe 2, enabling the waste liquid to enter a liquid suction port 11, entering a waste liquid tank 10 along the main pipe 2, a connecting pipe 23 and the connecting hose 22 to finish the separation process, after the separation is finished, sequentially adding a sodium carbonate solution, a sodium bicarbonate solution, clear water and a magnesium sulfate solution for cleaning, after the cleaning is finished, carrying out standing separation, after the secondary standing is finished, restarting the water suction pump 9 to pump out bottom waste water, and the stirring reaction, the standing, the separation, the cleaning and other processes can be finished in the same reaction kettle 1 by adopting the device, thereby saving the trouble of turnover, reducing the intermittent time generated by turnover, improving the production efficiency, and simultaneously, the main pipe 2 plays the dual functions of driving a stirring paddle 4 to rotate and pumping out the waste liquid, the trouble of manual separation is saved, and the use is more convenient.

In one embodiment, an outer cover 5 is sleeved outside the reaction kettle 1, a cold brine inlet pipe 3 is connected to the top surface of one side of the outer cover 5 in a penetrating manner, the cold brine inlet pipe 3 is connected to a cold brine storage device, not shown in detail, a water tank 13 is installed on the other side of the reaction kettle 1, a delivery pump 15 is fixedly installed on the top surface of the water tank 13, a water suction end of the delivery pump 15 is connected to the water tank 13 in a penetrating manner, a second return pipe 16 and a water delivery pipe 17 are connected to the top surface of the other side of the outer cover 5 in a penetrating manner, the other end of the second return pipe 16 is connected to the water tank 13 in a penetrating manner, the other end of the water delivery pipe 17 is connected to a water outlet end of the delivery pump 15 in a penetrating manner, the cold brine inlet pipe 3 is connected to a first return pipe 8 through a tee joint, the other end of the first return pipe 8 is connected to the water tank 13 in a penetrating manner, switch valves are installed on the surfaces of the first return pipe 8 and the cold brine inlet pipe 3 for controlling the on-off, when the reaction starts, the switch valve on the surface of the cold brine inlet pipe 3, closing a surface switch valve of a first return pipe 8, introducing cold salt water with the temperature below minus 5 ℃ between an outer cover 5 and a reaction kettle 1, cooling the reaction kettle 1 and internal raw materials to enable the raw materials to quickly form pasty materials so as to be convenient for later reaction, continuously injecting the cold salt water to avoid temperature rise, enabling the cold salt water to enter a water tank 13 from a second return pipe 16, closing a switch valve on the surface of a cold salt water inlet pipe 3 after the raw materials in the reaction kettle 1 form pasty materials, opening the switch valve on the surface of the first return pipe 8, starting a conveying pump 15, injecting water in the water tank 13 between the outer cover 5 and the reaction kettle 1 to be mixed with the cold salt water left between the outer cover 5 and the reaction kettle 1, enabling the mixed water to return to the water tank 13 through the first return pipe 8 to be mixed with the water in the water tank 13 to reduce the temperature of the water in the water tank 13, and injecting the mixed water of the water and the cold salt water between the outer cover 5 and the reaction kettle 1, reduce the reaction temperature in 1 later stage of reation kettle, avoid influencing the reaction process, this device has utilized the temperature of cold salt solution, is convenient for keep reation kettle 1 temperature, reduces the circulating water consumption simultaneously, and is more energy-concerving and environment-protective.

In one embodiment, the support ring 12 is fixedly connected below the driven gear 26 and outside the main pipe 2 at the center of the top surface of the reaction kettle 1, the top surface of the support ring 12 is provided with a ball groove 28, the ball 27 is connected inside the ball groove 28 in a rolling manner, the ball 27 is in rolling contact with the bottom surface of the driven gear 26, and the ball 27 supports the driven gear 26, so that the main pipe 2 is prevented from falling downwards, and the main pipe 2 is stabilized.

In one embodiment, a feeding port 25 is connected to the top surface of the reaction vessel 1 in a through manner, an upper cover is screwed on the top surface of the feeding port 25 for feeding, and a discharging pipe is connected to the other side surface of the bottom of the reaction vessel 1 in a through manner, which is a common structure and not shown in detail in the figures.

In one embodiment, the outer surface of the outer cover 5 is wrapped with the insulating layer 6, and the insulating layer 6 is made of aerogel material, so that heat loss is reduced.

In one embodiment, a water replenishing pipe 14 is connected to the top surface of the water tank 13, and a switch valve is installed on the surface of the water replenishing pipe 14 to facilitate the replenishment of cold water.

The working principle is as follows:

when tert-butyl peroxybenzoate is produced, raw materials can be put into a reaction kettle 1, a driving motor 21 is started to drive a driving gear 18 to rotate, so that a meshed driven gear 26 and a main pipe 2 are driven to rotate, a stirring paddle 4 and a mountain-shaped paddle 7 are driven to rotate, the raw materials are stirred, the reaction process is accelerated, after the reaction is completed, standing separation is performed, after the standing separation is completed, a water suction pump 9 can be started to pump out waste liquid located at the bottom layer through a connecting hose 22 and the main pipe 2, the waste liquid enters a liquid suction port 11, enters a waste liquid tank 10 along the main pipe 2, the connecting pipe 23 and the connecting hose 22, the separation process is completed, after the separation is completed, a sodium carbonate solution, a sodium bicarbonate solution, clear water and a magnesium sulfate solution are sequentially added for cleaning, after the cleaning is completed, the standing separation is performed, after the secondary standing separation is completed, the water suction pump 9 can be restarted to pump out bottom waste water, and the stirring reaction can be performed by adopting the device, The processes of standing, separating, cleaning and the like are completed in the same reaction kettle 1, the trouble of turnover is saved, the intermittent time caused by turnover is reduced, the production efficiency is improved, meanwhile, the main pipe 2 plays the dual role of driving the stirring paddle 4 to rotate and extracting waste liquid simultaneously, the trouble of manual separation is saved, the use is more convenient, meanwhile, when the reaction starts, the switch valve on the surface of the cold saline water inlet pipe 3 can be opened, the switch valve on the surface of the first return pipe 8 is closed, cold saline water with the temperature of below-5 ℃ is introduced between the outer cover 5 and the reaction kettle 1 to cool the reaction kettle 1 and the internal raw materials, so that pasty materials are quickly formed, the later-stage reaction is facilitated, cold saline water is continuously injected to avoid temperature rise, the cold saline water enters the water tank 13 from the second return pipe 16, after the raw materials in the reaction kettle 1 form pasty materials, the switch valve on the surface of the cold saline water inlet pipe 3 can be closed, open the ooff valve on first back flow pipe 8 surface, start delivery pump 15, pour into between dustcoat 5 and reation kettle 1 with the water in the water tank 13, mix with dustcoat 5 and reation kettle 1 between surplus cold salt solution, the mixing water gets back to the water tank 13 again through first back flow pipe 8, mix with the water in the water tank 13, reduce the temperature of water in the water tank 13, through the mixing water to pouring into water and cold salt solution between dustcoat 5 and reation kettle 1, reduce the reaction temperature in reation kettle 1 later stage, avoid influencing the reaction process, this device has utilized the temperature of cold salt solution, be convenient for keep reation kettle 1 temperature, reduce the circulating water consumption simultaneously, and is more energy-concerving and environment-protective.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Production device of tert-butyl peroxybenzoate, its characterized in that, including reation kettle (1) and the person in charge (2), reation kettle (1) inside central point puts and is provided with person in charge (2), and is responsible for (2) and runs through reation kettle (1) top surface and rotate with reation kettle (1) through sealed bearing and be connected, and is responsible for (2) bottom surface and has seted up imbibition mouth (11), be responsible for (2) upper portion fixed surface and have connect driven gear (26), and be responsible for (2) surface and be located reation kettle (1) internal weld and have stirring rake (4), and be responsible for (2) lower part fixed surface weld and have chevron shape oar (7), reation kettle (1) top surface is located and is responsible for (2) one side and has drive motor (21) through mount (20) fixed mounting, and the fixed cover of main shaft (19) surface of drive motor (21) has connect driving gear (18), and driving gear (18) and driven gear (26) meshing, reation kettle (1) one side is installed waste liquid case (10), and waste liquid case (10) top surface fixed mounting has suction pump (9) to suction pump (9) play water end and waste liquid case (10) through connection, reation kettle (1) top surface is located and is responsible for (2) opposite side and has connecting pipe (23) through support (24) fixed mounting, and connecting pipe (23) absorb water end through connection hose (22) and suction pump (9) through connection, be responsible for (2) top surface and insert in connecting pipe (23) and rotate with connecting pipe (23) through sealed bearing and be connected.

2. The tert-butyl peroxybenzoate production device according to claim 1, wherein the outer cover (5) is sleeved outside the reaction kettle (1), the top surface of one side of the outer cover (5) is connected with a cold brine inlet pipe (3) in a penetrating manner, the other side of the reaction kettle (1) is provided with a water tank (13), the top surface of the water tank (13) is fixedly provided with a delivery pump (15), the water suction end of the delivery pump (15) is connected with the water tank (13) in a penetrating manner, the top surface of the other side of the outer cover (5) is connected with a second return pipe (16) and a water delivery pipe (17) in a penetrating manner, the other end of the second return pipe (16) is connected with the water tank (13) in a penetrating manner, the other end of the water delivery pipe (17) is connected with the water outlet end of the delivery pump (15) in a penetrating manner, the cold brine inlet pipe (3) is connected with a first return pipe (8) through a tee joint, and the other end of the first return pipe (8) is connected with the water tank (13) in a penetrating manner, and switch valves are respectively arranged on the surfaces of the first return pipe (8) and the cold brine inlet pipe (3).

3. The apparatus for producing tert-butyl peroxybenzoate according to claim 1, characterized in that the support ring (12) is fixedly connected below the driven gear (26) and outside the main pipe (2) at the center of the top surface of the reaction kettle (1), the top surface of the support ring (12) is provided with a ball groove (28), the ball groove (28) is internally connected with a ball (27) in a rolling manner, and the ball (27) is in rolling contact with the bottom surface of the driven gear (26).

4. The apparatus for producing tert-butyl peroxybenzoate according to claim 1, characterized in that the top surface of the reaction kettle (1) is connected with a feed inlet (25) in a through manner, and the top surface of the feed inlet (25) is connected with an upper cover in a screw manner.

5. The apparatus for producing tert-butyl peroxybenzoate according to claim 2, characterized in that the outer surface of the outer cover (5) is wrapped with an insulating layer (6), and the insulating layer (6) is made of aerogel material.

6. The apparatus for producing tert-butyl peroxybenzoate according to claim 2, characterized in that the top surface of the water tank (13) is connected with a water replenishing pipe (14) in a penetrating manner, and a switch valve is installed on the surface of the water replenishing pipe (14).