CN217724620U - Solid by-product treatment device for silane coupling agent - Google Patents

Abstract

The utility model discloses a solid-state by-product processing device of silane coupling agent, belonging to the technical field of chemical equipment. The device includes barrel, feed unit, stirring unit, heating and cooling unit and collection unit, and wherein heating and cooling unit includes the U type pipe, in the U type pipe stretched into the cavity of (mixing) shaft, U type pipe one end and steam inlet pipeline and circulating water outlet pipe connection, the other end and steam outlet pipeline and circulating water inlet pipe connection utilize the U type pipe to increase heat and circulative cooling volume from inside. The barrel is equipped with temperature sensing device and pressure sensing device with the valve looks interlocking of pipeline in the device, the utility model discloses a device inserts the U type pipe in the middle of the (mixing) shaft and is connected with heating cooling system, can reduce the salt heat dissipation slower, reduce the intensification time, improve equipment availability factor, and the security performance is high.

Description

Solid-state by-product treatment device for silane coupling agent

Technical Field

The utility model belongs to the technical field of chemical industry equipment, more specifically say, relate to a solid-state accessory substance processing apparatus of silane coupling agent.

Background

Silane coupling agents are generally used as additives to be used as bridges for connecting organic and inorganic substances, wherein silane coupling agents such as amino, cyclic amino, propylamino and the like generate solid byproducts containing ammonia hydrochloride during production, a commonly used treatment method is to neutralize by using alkaline substances to generate salt and aqueous ammonia and then further treat the salt and the aqueous ammonia, and at present, a rake dryer is mostly used for reaction and treatment, wherein a feeding port is arranged on the side, and the diameter of the feeding port is equal to that of the feeding port

Unreasonable proportion with length L, heat supply and cooling system present the surface concentrate and lead to alkaline substance dispersion slower, reaction contact time longer, the moment of torsion that the (mixing) shaft receives is too big, and the too big equipment that leads to of motor load blocks, and the high temperature salt cooling is slower in the barrel, and the salt temperature of discharge gate play is higher and then makes the problem that the use efficiency of whole equipment is low.

Through retrieval, patent publication No. CN103274431A, the publication date of which is 2013, 9 and 4 months, discloses a potassium fluoride fluorination reaction device with distillation drying, which comprises a hot oil tank, an electric heater, a cold oil tank, a reactor, a rectifying tower, a condenser, a receiving tank and the like, and is characterized in that: the hot oil tank is connected with the reactor through an electric heater, the cold oil tank is connected with the reactor, and the reactor is connected with the receiving tank through a rectifying tower. The invention changes the traditional vertical reaction kettle into a horizontal reaction kettle, extends the function of a dryer into a reaction device and a distillation device, integrates three functions into a whole, but the device adopts an electric heater to heat the reactor, the temperature is difficult to be accurately controlled, but the device of the utility model heats and cools through hot oil, cold oil and an outer coil pipe, the heating rate and the cooling rate are slow, the time is long, the energy consumption is relatively large, a liquid charging hole is positioned on the side surface to increase the solid-liquid contact time, so that the reaction time is prolonged and the time is consumed.

In addition, the patent publication number is CN201807201U, and the publication date is 2011, 4 and 27, the invention discloses distillation equipment, wherein the evaporation dryer main body is a cylindrical shell, an interlayer is arranged on the inner wall of the shell, and a heat-conducting agent is introduced into the interlayer to heat a substance to be evaporated in the shell. The interlayer is respectively communicated with the hot agent inlet and the hot agent outlet. The hot agent inlet is arranged at the top of the shell, and the hot agent outlet is arranged at the bottom of the shell. A stirring shaft is arranged in the shell through a bearing along the transverse central axis of the shell, the stirring shaft is connected with a motor outside the shell, and a plurality of stirring blades are vertically and fixedly connected to the stirring shaft. Stirring paddle leaf includes the flaky stirring arm of rectangle, and stirring arm end-to-end connection has the stirring piece of rectangle, and the device heats the interior evaporation material of treating of casing through letting in the heat-conducting agent to the intermediate layer, and this utility model specialty adopts single clamp cover mode heating, and it is slower and not possess the required equipment condition of solid-liquid reaction owing to there is not the solid feed inlet to heat up.

Disclosure of Invention

1. Problems to be solved

To current solid-liquid separation equipment rate of rise slow, the problem of inefficiency, the utility model provides a solid-state accessory substance processing apparatus of silane coupling agent, the device utilize U type pipe from inside increase heat and circulative cooling volume, can reduce the salt heat dissipation slow, reduce the intensification time, improve equipment availability factor.

2. Technical scheme

In order to solve the above problem, the utility model adopts the following technical scheme:

a silane coupling agent solid byproduct processing apparatus comprising:

the feeding port is formed in the upper side of the barrel, the discharging port is formed in the lower side of the barrel, a blind plate is covered on the feeding port and connected with the feeding port through a flange, and a viewing mirror is arranged on the blind plate, so that the material condition in the barrel can be observed conveniently. The steam-cooling water heater is characterized in that the barrel is wrapped by a jacket, a heat-insulating layer is arranged in the jacket, the heat-supplying area and the refrigerating area are increased by adopting jacket heat supply and refrigeration, the reaction time is shortened, the cooling time is shortened, the operation time is shortened, polyurethane foam plastics are filled in the heat-insulating layer, the heat-insulating effect is good, the service life is long, the energy loss is reduced, one end of the jacket is connected with a steam inlet pipeline B and a circulating water outlet pipeline B, and the other end of the jacket is connected with the steam outlet pipeline B and the circulating water inlet pipeline B.

The blind plate is a quick-opening blind plate, the quick-opening bolt is adopted for fastening, the material feeding is convenient, the operation is simple, and meanwhile, the blind plate is provided with two viewing mirror ports, so that the material condition in the barrel can be observed conveniently. The feed opening is arranged in the middle of the barrel, so that the dispersion time of the alkaline reaction materials can be reduced, the contact time of the alkaline materials and the amino hydrochloride is reduced, the reaction efficiency is improved, and the use efficiency of the equipment is improved.

And the feeding unit comprises a material pumping pipeline, and the material pumping pipeline is arranged in the middle of the upper side of the barrel and is connected with the barrel.

The stirring unit comprises a stirring shaft and a stirring cogongrass vertical to the stirring shaft, the stirring shaft is connected with a power assembly, the power assembly comprises a motor and a gearbox used for adjusting the rotating speed of the stirring shaft, and the gearbox is connected with the stirring shaft.

The heating and cooling unit comprises a U-shaped pipe, wherein the U-shaped pipe extends into a cavity of the stirring shaft, one end of the U-shaped pipe is connected with the steam inlet pipeline A and the circulating water outlet pipeline A, the other end of the U-shaped pipe is connected with the steam outlet pipeline A and the circulating water inlet pipeline A, heat and circulating cooling capacity are increased from the inside by utilizing the U-shaped pipe, the salt heat dissipation can be reduced slowly, the temperature rise time is shortened, and the use efficiency of equipment is improved.

The collecting unit comprises a tower section and a condenser, wherein the tower section is arranged above the barrel, the condenser head end is connected with the upper end of the tower section, the tail end is connected with the receiving bag, the number of the receiving bag is two or more, when the number of the receiving bag is two, the receiving bag comprises a receiving bag A and a receiving bag B, the receiving bag A is used for receiving a solution with a low boiling point, the receiving bag B is used for receiving a solution with a high boiling point, and the receiving bag B is connected with a vacuum pump.

The barrel is equipped with temperature sensing device and pressure sensing device, temperature sensing device and pressure sensing device interlock mutually with steam inlet pipeline A, steam outlet pipeline A, circulating water inlet pipeline A, circulating water outlet pipeline A, steam inlet pipeline B, steam outlet pipeline B, circulating water inlet pipeline B, circulating water outlet pipeline B and the valve of vacuum pump, can carry out operation such as temperature programming, steps up, cooling and increase the security performance and can far pass to DCS, the control of being convenient for.

Further, the diameter and length ratio of the cylinder is 1:1.3, under the circumstances of guaranteeing container volume and space utilization, reduce the stirring wheel base, reduce the (mixing) shaft and warp at the axle in service, the protection motor reduces the equipment maintenance frequency, saves manufacturing cost.

Before the device is used, a motor is started, a stirring shaft is controlled to rotate, steam is introduced simultaneously, a barrel is heated, a material containing a solid-liquid mixture is introduced into the barrel from a pumping pipeline, the material is stirred and heated in the barrel, a solvent with a low boiling point firstly enters a receiving bag A through a tower section through a condenser, a vacuum pump is started for a solvent with a higher boiling point, the solvent is distilled continuously, the solvent is collected by a receiving bag B until a sight glass observes that the mixture in the barrel is powder, no liquid exists below the condenser, the drying is finished, circulating water is introduced into a U-shaped pipe to cool the mixture to the room temperature, and a dried powder product is discharged from a discharge port.

3. Advantageous effects

Compared with the prior art, the beneficial effects of the utility model are that:

(1) The device of the utility model inserts the U-shaped pipeline in the middle of the stirring shaft and is connected with the heating and cooling system, the temperature distribution is uniform, the temperature rise time and the cooling time can be reduced, and the salt in the barrel body is fully cooled;

(2) The utility model adopts the jacket and the heat preservation layer, increases the heat supply and cooling contact surface, reduces the energy loss and increases the energy utilization rate;

(3) The utility model adopts the middle feeding and the blind plate and the barrel adopt the flange quick-opening bolt fastening mode, which is convenient for the material diffusion, reduces the contact time of the material and the material in the barrel, reduces the contact reaction time, improves the reaction efficiency and is convenient for operation;

(4) The utility model discloses a ratio of barrel diameter to length is (1.3), reduces (mixing) shaft length under the circumstances of guaranteeing volume and space utilization, reduces the moment of torsion, protects the motor, reduces the maintenance frequency, saves manufacturing cost;

(5) The utility model discloses a temperature, pressure detection sensing to interlock mutually with heat supply, cooling, vacuum system, data are passed to the DSC system, carry out the procedure and heat up, step up and daily control, increase the security performance, reduce manual operation, improve automation mechanized operation.

Drawings

The technical solution of the present invention will be described in further detail with reference to the accompanying drawings and examples, but it should be understood that these drawings are designed for illustrative purposes only and therefore should not be considered as limiting the scope of the present invention. Furthermore, unless otherwise indicated, the drawings are intended to be illustrative of the structural configurations described herein only, and are not necessarily drawn to scale.

FIG. 1 is a schematic structural view of a silane coupling agent solid byproduct treatment apparatus according to the present invention;

in the figure:

100. a barrel; 110. a feeding port; 120. a blind plate; 130. a sight glass; 140. a discharge port; 150. a heat-insulating layer; 160. a jacket;

200. a feed unit; 210. a material pumping pipeline;

300. a stirring unit; 310. a stirring shaft; 320. stirring the cogongrass; 330. a power assembly; 331. a motor; 332. a gearbox;

400. a heating and cooling unit; 410. a U-shaped pipe; 421. a steam inlet conduit A; 422. a steam outlet conduit A; 431. a circulating water inlet pipeline A; 432. a circulating water outlet pipeline A; 441. a steam inlet pipe B; 442. a steam outlet conduit B; 451. a circulating water inlet pipeline B; 452. a circulating water outlet pipeline B; 460. a temperature sensing device; 470. a pressure sensing device;

500. a collecting unit; 510. tower sections; 520. a condenser; 531. receiving a packet A; 532. receiving a packet B; 540. and a vacuum pump.

Detailed Description

The detailed description and exemplary embodiments of the invention may be better understood when read in conjunction with the following drawings, where the elements and features of the invention are identified by reference numerals.

Example 1

A silane coupling agent solid byproduct processing device comprises a cylinder 100, a feeding unit 200, a stirring unit 300, a heating and cooling unit 400 and a collecting unit 500.

The diameter and length ratio of the cylinder 100 is 1:1.3, a feeding port 110 is formed in the middle of the upper side of the barrel 100, a discharging port 140 is formed in the lower side of the barrel, a blind plate 120 covers the feeding port 110, the blind plate 120 is connected with the feeding port 110 through a flange, the quick-opening blind plate 120 is fastened by adopting a quick-opening bolt to facilitate feeding, and a viewing mirror 130 is arranged on the blind plate 120 and used for observing the material condition in the barrel 100. The outer of the cylinder 100 is wrapped by a jacket 160, a heat insulation layer 150 is arranged in the jacket 160, polyurethane foam is filled in the heat insulation layer 150, one end of the jacket 160 is connected with a steam inlet pipeline B441 and a circulating water outlet pipeline B452, and the other end of the jacket 160 is connected with a steam outlet pipeline B442 and a circulating water inlet pipeline B451.

The feeding unit 200 comprises a material pumping pipeline 210, wherein the material pumping pipeline 210 is arranged in the middle of the upper side of the barrel 100 and connected with the barrel 100.

The stirring unit 300 comprises a stirring shaft 310 and a stirring peg 320 perpendicular to the stirring shaft 310, wherein the stirring shaft 310 is connected with a power assembly 330, the power assembly 330 comprises a motor 331 and a gearbox 332 for adjusting the rotation speed of the stirring shaft 310, and the gearbox 332 is connected with the stirring shaft 310.

The heating and cooling unit 400 comprises a U-shaped pipe 410, the U-shaped pipe 410 extends into the cavity of the stirring shaft 310, one end of the U-shaped pipe 410 is connected with a steam inlet pipeline a421 and a circulating water outlet pipeline a432, and the other end of the U-shaped pipe 410 is connected with a steam outlet pipeline a422 and a circulating water inlet pipeline a 431.

The collecting unit 500 comprises a tower section 510 and a condenser 520, wherein the tower section 510 is arranged above the barrel 100, the head end of the condenser 520 is connected with the upper end of the tower section 510, the tail end of the condenser 520 is connected with a receiving bag A531 and a receiving bag B532, the receiving bag A531 is used for receiving a solution with a low boiling point, the receiving bag B532 is used for receiving a solution with a high boiling point, and the receiving bag B532 is connected with a vacuum pump 540.

The cylinder 100 is provided with a temperature sensing device 460 and a pressure sensing device 470, the temperature sensing device 460 and the pressure sensing device 470 are interlocked with valves of a steam inlet pipeline A421, a steam outlet pipeline A422, a circulating water inlet pipeline A431, a circulating water outlet pipeline A432, a steam inlet pipeline B441, a steam outlet pipeline B442, a circulating water inlet pipeline B451, a circulating water outlet pipeline B452 and a vacuum pump 540, and the operation of temperature programming, pressure boosting, temperature reduction and the like can be performed, so that the safety performance is improved, data is transmitted to a DCS (distributed control system) and the monitoring is facilitated. When the temperature sensing device 460 detects that the temperature of the cylinder 100 is too high, the DCS system opens the valves of the circulating water inlet pipeline a431, the circulating water outlet pipeline a432, the circulating water inlet pipeline B451 and the circulating water outlet pipeline B452 to cool the cylinder 100, and when the temperature sensing device 460 detects that the temperature of the cylinder 100 is too low, the DCS system opens the valves of the steam inlet pipeline a421, the steam outlet pipeline a422, the steam inlet pipeline B441 and the steam outlet pipeline B442 to heat the cylinder 100. In addition, because the silane coupling agent after the drying is the powder state, easily block up in the pipeline, cause barrel 100 internal pressure too big, if the pipeline valve is not in time opened, all can cause barrel 100 internal pressure unusual, monitors the pressure in the barrel 100 through DSC, can improve equipment security. The pipeline valves in the system are interlocked with the temperature sensing device 460 and the pressure sensing device 470, and can be automatically programmed to heat up, boost pressure, cool down and the like, or manually operated.

The device is applied to the treatment process of the solid by-product of the silane coupling agent, and specifically comprises the following steps: before use, a motor 331 is turned on, a stirring shaft 310 is controlled to rotate, steam is simultaneously introduced, a cylinder 100 is heated, a material containing a solid-liquid mixture is introduced into the cylinder 100 from a pumping pipeline 210, in the embodiment, the material specifically comprises methanol, ethylenediamine hydrochloride and N- (2-aminoethyl) -3-aminopropyl methyl dimethoxysilane (KH 602), wherein the low-boiling-point solution comprises ethylenediamine and methanol, the normal-pressure boiling points of the ethylenediamine and the methanol are respectively 116 ℃ and 64.7 ℃, the high-boiling-point solution is KH602, the normal-pressure boiling point of the high-boiling-point solution is 234 ℃, the material is stirred and simultaneously heated to 80-130 ℃ in the cylinder 100, the low-boiling-point solution comprises ethylenediamine and methanol, the ethylenediamine and the methanol are firstly collected into a receiving bag A531 through a condenser 520 through a tower section 510, for the solution KH602 with a higher boiling point, vacuum 540 is slowly turned on, the temperature is gradually reduced to 80-110 ℃, the distillation is continuously carried out, the mixture is collected into a receiving bag B532, the mixture in the cylinder 100 is in a powder form, no liquid is observed below the condenser 520, the drying is finished, a U-shaped tube 410 and a jacket is cooled to obtain a powdery product, the ethylenediamine hydrochloride, the ammonium salt is discharged from a discharge port 140.

In addition, the obtained powdery product can be post-processed, for example, in the reaction of basic hydrochloride, naOH solid is fed from the feeding port 110, and solvent can be introduced from the pumping pipe 210 to promote the reaction. The specific process is as follows: after the material containing ethylenediamine hydrochloride is treated through the above process to obtain a dry powdery product, the NaOH solid is put in from the feeding port 110, and water is introduced from the pumping pipeline 210 to promote the reaction, the obtained product is dried into powder, namely sodium chloride, and the obtained powdery sodium chloride is discharged from the discharge port 140.

Claims (10)

1. A silane coupling agent solid byproduct processing apparatus comprising:

the device comprises a cylinder body (100), wherein a discharge hole (140) is formed in the lower side of the cylinder body (100);

the feeding unit (200) comprises a material pumping pipeline (210), and the material pumping pipeline (210) is arranged in the middle of the upper side of the barrel body (100) and is connected with the barrel body (100);

the stirring unit (300) comprises a stirring shaft (310), and the stirring shaft (310) is positioned in the barrel body (100) and connected with the power assembly (330);

the heating and cooling unit (400) is characterized in that the heating and cooling unit (400) comprises a U-shaped pipe (410), the U-shaped pipe (410) extends into a cavity of the stirring shaft (310), one end of the U-shaped pipe (410) is connected with a steam inlet pipeline A (421) and a circulating water outlet pipeline A (432), and the other end of the U-shaped pipe (410) is connected with a steam outlet pipeline A (422) and a circulating water inlet pipeline A (431).

2. The apparatus for treating solid byproducts of silane coupling agents as claimed in claim 1, wherein said power assembly (330) comprises a motor (331) and a gearbox (332) for adjusting the rotation speed of the stirring shaft (310), said gearbox (332) being connected to the stirring shaft (310).

3. The apparatus for treating solid byproducts of silane coupling agents as claimed in claim 2, wherein said barrel (100) is externally wrapped with a jacket (160), said jacket (160) is internally provided with a heat insulating layer (150), one end of said jacket (160) is connected with a steam inlet pipe B (441) and a circulating water outlet pipe B (452), and the other end is connected with a steam outlet pipe B (442) and a circulating water inlet pipe B (451).

4. The apparatus for treating solid byproducts of silane coupling agents as claimed in claim 1, wherein the barrel (100) is provided with a feeding port (110) at the upper side, the feeding port (110) is covered by a blind plate (120), the blind plate (120) is connected with the feeding port (110) through a flange, and the blind plate (120) is provided with a sight glass (130).

5. The apparatus for treating solid byproducts of silane coupling agents as claimed in claim 4, wherein said blind plate (120) is a quick-opening blind plate fastened by quick-opening bolts, and said feeding port (110) is opened in the middle of the barrel (100).

6. The apparatus for treating a solid byproduct of silane coupling agent according to claim 1, wherein the cylinder (100) has a diameter to length ratio of 1:1.3.

7. the apparatus for treating solid by-product of silane coupling agent according to claim 1, wherein said stirring unit (300) further comprises a stirring shaft (320), said stirring shaft (310) being perpendicular to said stirring shaft (320).

8. The apparatus for treating the solid by-product of silane coupling agent according to claim 1, further comprising a collecting unit (500), wherein the collecting unit (500) comprises a tower section (510) and a condenser (520), the tower section (510) is disposed above the barrel (100), the head end of the condenser (520) is connected with the upper end of the tower section (510), and the tail end of the condenser (520) is connected with at least one receiving bag.

9. The apparatus for treating solid by-products of silane coupling agents according to claim 8, wherein the number of said receiving bags is two, and comprises a receiving bag A (531) for receiving a solution with a low boiling point and a receiving bag B (532) for receiving a solution with a high boiling point, and said receiving bag B (532) is connected to a vacuum pump (540).

10. The apparatus for treating solid byproducts of silane coupling agents as claimed in claim 9, wherein a temperature sensing device (460) and a pressure sensing device (470) are disposed in said cylinder (100), and said temperature sensing device (460) and said pressure sensing device (470) are interlocked with valves of a steam inlet pipeline a (421), a steam outlet pipeline a (422), a circulating water inlet pipeline a (431), a circulating water outlet pipeline a (432), a steam inlet pipeline B (441), a steam outlet pipeline B (442), a circulating water inlet pipeline B (451), a circulating water outlet pipeline B (452), and a vacuum pump (540), and are controlled by DCS.

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