CN218318581U

CN218318581U - Raw material temperature-control storage tank for preparing fumed silica

Info

Publication number: CN218318581U
Application number: CN202222367338.3U
Authority: CN
Inventors: 许永帅; 朱媛; 刘倩; 魏强
Original assignee: Gcl High Tech Nano New Materials Xuzhou Co ltd
Current assignee: Gcl High Tech Nano New Materials Xuzhou Co ltd
Priority date: 2022-09-06
Filing date: 2022-09-06
Publication date: 2023-01-17
Anticipated expiration: 2032-09-06

Abstract

The utility model provides a fumed silica preparation raw material temperature control storage tank, which comprises a temperature control component, a cylinder body, a top plate and a bottom plate, wherein the top plate and the bottom plate are respectively fixed at the upper end and the lower end of the cylinder body; a material outlet pipe is arranged on one side of the bottom of the cylinder body; a material inlet pipe, a temperature port and a hot water outlet are fixedly arranged on the top plate; the temperature control component comprises a temperature transmitter, an upper connecting pipe, a lower connecting pipe, a spiral pipe and a coil pipe; the temperature transmitter is connected to the temperature port and extends into the cylinder body; the spiral pipe and the coil pipe are arranged in the cylinder body, and the bottom end surface of the coil pipe is arranged in a manner of clinging to the upper end surface of the bottom plate; the lower end of the spiral pipe is communicated with the outer side end of the coil pipe; one end of the lower connecting pipe is communicated with the inner side end of the coil pipe; the material outlet pipe is connected with a pneumatic valve; the utility model discloses a design can realize intermittent type and keep warm or accuse temperature function in succession, can stop the accuse temperature function when weather is overheated, restarts the accuse temperature function during the subcooling, with temperature control in the storage tank at process range, the storage effect is better.

Description

Raw material temperature-control storage tank for preparing fumed silica

Technical Field

The utility model relates to a fumed silica technical field specifically is a fumed silica preparation raw materials accuse temperature holding vessel.

Background

Silica is largely classified into precipitated silica and vapor phase silica according to the production method. The fumed silica is white amorphous flocculent semitransparent solid colloidal nanoparticles (the particle size is less than 100 nm) in a normal state, is nontoxic and has a large specific surface area. And the gas phase method silicon dioxide is all nano silicon dioxide, the purity of the product can reach 99 percent, and the particle size can reach 10-20 nm. Fumed silica is mainly used as a reinforcing agent for silicone rubber, a coating material, an unsaturated resin thickener, and the like.

The preparation raw materials of the fumed silica are usually stored in a tank body, the existing fumed silica storage tank has no heat preservation measures, and when the temperature is low, materials in the storage tank can be crystallized and separated out, so that the production of the fumed silica is influenced.

Publication No. CN209225852U discloses a corrosion-resistant chemical raw material storage device, comprising: the device comprises a storage tank 1, wherein a vacuum cavity 2 is arranged in the storage tank 1, and a silicon dioxide layer 3 is plated on the inner wall of the storage tank; the tank cover 4 is arranged at the top of the storage tank 1; the heat dissipation fan 5 is arranged at the bottom of the tank cover 4; the pressure release unit, the pressure release unit includes fixed stopper 6, sliding plug 7, spring 8, fixed stopper 6 is located 4 bottoms of cover, corresponds be equipped with on the cover 4 and supply fixed stopper 6 block, blind hole form's draw-in groove 9, sliding plug 7 locates in the draw-in groove 9 and can freely slide, be equipped with the pressure release groove 10 of through-hole form on the fixed stopper 6, be equipped with on the sliding plug 7 with pressure release groove 10 staggered, through-hole form's exhaust duct 11, spring 8 installs in draw-in groove 9, its one end rigid coupling be in on the sliding plug 7, its other end rigid coupling is in the draw-in groove 9, it is under natural state, the drive sliding plug 7 supports and leans on fixed stopper 6 surfaces,

pressure release groove

10 and 11 stagger the setting makes sliding plug 7 produces the airtight effect when leaning on fixed stopper 6 surfaces, be equipped with the exhaust hole 12 with draw-in groove 9 intercommunication, through-hole form on the cover 4. This storage device keeps warm through the raw materials of vacuum structure to its inside storage, is difficult to block thermal conduction completely, and during long-term storage, the temperature of raw materials reduces gradually, appears the condition that the crystallization is appeared, influences the storage effect.

SUMMERY OF THE UTILITY MODEL

To the technical insufficiency that exists, the utility model aims to provide a fumed silica preparation raw materials accuse temperature holding vessel to solve the problem mentioned in the above-mentioned background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a raw material temperature-control storage tank for preparing fumed silica comprises a temperature-control assembly, a cylinder body, a top plate and a bottom plate, wherein the top plate and the bottom plate are respectively fixed at the upper end and the lower end of the cylinder body; a material outlet pipe is arranged on one side of the bottom of the cylinder body; a material inlet pipe, a temperature port and a hot water outlet are fixedly arranged on the top plate; the temperature control assembly comprises a temperature transmitter, an upper connecting pipe, a lower connecting pipe, a spiral pipe and a coil pipe; the temperature transmitter is connected to the temperature port and extends into the cylinder; the bottom end of the upper connecting pipe passes through the hot water outlet downwards from the upper part of the top plate and extends into the cylinder body; the spiral pipe and the coil pipe are arranged in the cylinder body, and the bottom end surface of the coil pipe is arranged in a manner of clinging to the upper end surface of the bottom plate; the lower end of the spiral pipe is communicated with the outer side end of the coil pipe; one end of the lower connecting pipe penetrates through the material outlet pipe from the outside of the cylinder body to extend into the cylinder body and is communicated with the inner side end of the coil pipe; the material outlet pipe is connected with a pneumatic valve.

Preferably, a manhole is provided at a lower portion of the cylinder.

Preferably, the material inlet pipe is sleeved with a sleeve, the axis of the sleeve is coincident with the axis of the material inlet pipe, and the inner diameter of the sleeve is larger than the outer diameter of the material inlet pipe; the outer side wall of the sleeve is fixedly provided with a water inlet pipe and a water outlet pipe, and the axis of the water inlet pipe is coincident with the axis of the water outlet pipe and penetrates through the axis of the material inlet pipe; one end of the water inlet pipe and the water outlet pipe, which is close to the material inlet pipe, extends to the space between the material inlet pipe and the sleeve pipe, is connected to the top plate and is communicated with the cylinder.

Preferably, a plurality of supporting channel steel are vertically fixed on the upper end face of the bottom plate, and the outer ring of the spiral pipe is fixedly connected with the supporting channel steel.

Preferably, the outer ring of the coil pipe is fixedly provided with a plurality of C-shaped buckles, and the C-shaped buckles are in clamping fit with the supporting channel steel.

Preferably, a first temperature sensor is arranged in the upper connecting pipe, and a second temperature sensor is arranged in the lower connecting pipe.

Preferably, the top plate is provided with a quick-opening hand hole and a plurality of spare port pipes.

Preferably, a liquid level port is arranged on the material outlet pipe, and a liquid level meter is connected to the liquid level port.

The utility model discloses a design can realize intermittent type and keep warm or accuse temperature function in succession, can stop the accuse temperature function when weather is overheated, restarts the accuse temperature function during the subcooling, with temperature control in the storage tank at process range, the storage effect is better.

Drawings

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

fig. 2 is a top view of the present invention;

FIG. 3 is a schematic view of the structure of the material inlet pipe of the present invention;

FIG. 4 is a schematic structural view of the spiral pipe of the present invention;

fig. 5 is a schematic structural diagram of the middle coil pipe of the present invention.

Wherein:

1. a barrel; 2. a top plate; 3. an upper connecting pipe; 4. a material inlet pipe; 5. supporting channel steel; 6. a spiral tube; 7. a manhole; 8. a coil pipe; 9. a lower connecting pipe; 10. a material outlet pipe; 11. a liquid level port; 12. a base plate; 13. quickly opening a hand hole; 14. a hot water outlet; 15. a temperature port; 16. a standby opening pipe; 17. a water inlet pipe; 18. a sleeve; 19. a water outlet pipe; 20. a C-shaped buckle.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

As shown in fig. 1 to 5, a fumed silica preparation raw material temperature-controlled storage tank comprises a temperature-controlled assembly, a cylinder 1, a top plate 2 and a bottom plate 12, wherein the top plate 2 and the bottom plate 12 are respectively fixed at the upper end and the lower end of the cylinder 1, and the inside of the cylinder 1 is used for storing fumed silica preparation raw materials; a material outlet pipe 10 is arranged on one side of the bottom of the cylinder body 1 and used for discharging raw materials; the top plate 2 is fixedly provided with a material inlet pipe 4, a temperature port 15 and a hot water outlet 14; the temperature control component comprises a temperature transmitter, an upper connecting pipe 3, a lower connecting pipe 9, a spiral pipe 6 and a coil pipe 8; a control cabinet is arranged in the matched equipment room; the temperature transmitter is connected to the temperature port 15 and extends into the cylinder 1 to detect the temperature of the raw material in the cylinder 1; the bottom end of the upper connecting pipe 3 downwards penetrates through the hot water outlet 14 from the upper part of the top plate 2 and extends into the cylinder body 1, the upper connecting pipe 3 and the hot water outlet 14 are subjected to sealing treatment, and the upper connecting pipe 3 is used for an outlet end of hot water; the spiral pipe 6 and the coil pipe 8 are arranged in the cylinder body 1, and the bottom end surface of the coil pipe 8 is tightly attached to the upper end surface of the bottom plate 12; the lower end of the spiral pipe 6 is communicated with the outer side end of the coil pipe 8; one end of the lower connecting pipe 9 passes through the material outlet pipe 10 from the outside of the cylinder 1 and extends into the cylinder 1, and is communicated with the inner side end of the coil pipe 8; the material outlet pipe 10 is connected with a pneumatic valve; the pneumatic valve and the temperature transmitter are respectively connected with the control cabinet; the lower connecting pipe 9 is used for connecting a conveying end of hot water; hot water flows into the coil pipe 8 in the cylinder 1 from the lower connecting pipe 9 through the cylinder 1, and flows outwards along the coil pipe 8 from the central part of the coil pipe 8, so that the raw material at the bottom of the cylinder 1 can be covered by the heat radiation range of the hot water in the coil pipe 8; hot water enters the spiral pipe 6 and flows from the lower end to the upper end of the cylinder body 1 along the spiral pipe 6, so that raw materials in the cylinder body 1 can exchange heat with the hot water in the spiral pipe 6, and then the hot water enters the upper connecting pipe 3 at the upper part in the cylinder body 1 and is conveyed to the outside of the cylinder body 1; a certain interval is left between the spiral pipe 6 and the top plate 2, the heat exchange area of the interval section does not need to be increased through the spiral pipe 6, and the heat at the bottom of the barrel 1 naturally rises to the interval section to heat the raw material of the section; saving part of the material of the spiral tube 6.

Further, a manhole 7 is provided at a lower portion of the cylinder 1 for maintaining the inside of the pipe.

Further, a sleeve 18 is sleeved on the material inlet pipe 4, the axis of the sleeve 18 is coincident with the axis of the material inlet pipe 4, and the inner diameter of the sleeve 18 is larger than the outer diameter of the material inlet pipe 4; the outer side wall of the sleeve 18 is fixedly provided with a water inlet pipe 17 and a water outlet pipe 19, and the axis of the water inlet pipe 17 is coincided with the axis of the water outlet pipe 19 and penetrates through the axis of the material inlet pipe 4; one ends of the water inlet pipe 17 and the water outlet pipe 19, which are close to the material inlet pipe 4, extend to the space between the material inlet pipe 4 and the sleeve 18, are connected to the top plate 2 and communicated with the cylinder 1; this inlet tube 17 and outlet pipe 19 set up the spare pipeline that is used for the heating, and accessible inlet tube 17 sends the hot-water line into barrel 1 in, draws out the hot-water line from outlet pipe 19, is applicable to the in service behavior that is not convenient for connect the hot-water line at barrel 1 lower extreme.

Furthermore, a plurality of supporting channel steel 5 are vertically fixed on the upper end face of the bottom plate 12, and the outer ring of the spiral pipe 6 is fixedly connected with the supporting channel steel 5 to support the spiral pipe 6.

Further, a plurality of C-shaped buckles 20 are fixedly arranged on the outer ring of the coil 8, and the C-shaped buckles 20 are in clamping fit with the support channel steel 5 and used for fixing the position of the coil 8.

Furthermore, a first temperature sensor is arranged in the upper connecting pipe 3, a second temperature sensor is arranged in the lower connecting pipe 9, and the first temperature sensor and the second temperature sensor are connected with the control cabinet and used for detecting the temperature difference of hot water.

Furthermore, the top plate 2 is provided with a quick-opening hand hole 13 and a plurality of spare port pipes 16.

Further, be provided with liquid level mouth 11 on the material outlet pipe 10, be connected with the level gauge on the liquid level mouth 11 for monitor the raw materials reserves in the barrel 1.

When in use, hot water is conveyed to the interior of the cylinder body 1 from the lower connecting pipe 9, enters the spiral pipe 6 through the coil pipe 8 and is discharged through the upper connecting pipe 3; the raw material in the cylinder body 1 exchanges heat with the upper connecting pipe 3, the lower connecting pipe 9, the spiral pipe 6 and the coil pipe 8, and the temperature is further increased; the temperature transmitter is used for detecting the temperature of the raw material, and when the temperature of the raw material is lower than a preset range, hot water is conveyed to improve the temperature of the raw material; when the temperature reaches a preset range, the hot water conveying is stopped or the conveying amount is reduced, and the temperature of the raw materials is kept.

Claims

1. The raw material temperature-control storage tank for preparing the fumed silica is characterized by comprising a temperature-control assembly, a cylinder body (1), a top plate (2) and a bottom plate (12), wherein the top plate (2) and the bottom plate (12) are respectively fixed at the upper end and the lower end of the cylinder body (1); a material outlet pipe (10) is arranged on one side of the bottom of the cylinder body (1); a material inlet pipe (4), a temperature port (15) and a hot water outlet (14) are fixedly arranged on the top plate (2); the temperature control assembly comprises a temperature transmitter, an upper connecting pipe (3), a lower connecting pipe (9), a spiral pipe (6) and a coil pipe (8); the temperature transmitter is connected to the temperature port (15) and extends into the cylinder body (1); the bottom end of the upper connecting pipe (3) downwards passes through the hot water outlet (14) from the upper part of the top plate (2) and extends into the cylinder body (1); the spiral pipe (6) and the coil pipe (8) are arranged in the cylinder body (1), and the bottom end surface of the coil pipe (8) is tightly attached to the upper end surface of the bottom plate (12); the lower end of the spiral pipe (6) is communicated with the outer side end of the coil pipe (8); one end of the lower connecting pipe (9) penetrates through the material outlet pipe (10) from the outside of the cylinder body (1) to extend into the cylinder body (1) and is communicated with the inner side end of the coil pipe (8); the material outlet pipe (10) is connected with a pneumatic valve.

2. The fumed silica preparation raw material temperature-controlled storage tank according to claim 1, characterized in that the lower part of the cylinder (1) is provided with a manhole (7).

3. The fumed silica raw material temperature-controlled storage tank according to claim 1, characterized in that a sleeve (18) is sleeved on the material inlet pipe (4), the axis of the sleeve (18) is coincident with the axis of the material inlet pipe (4), and the inner diameter of the sleeve (18) is larger than the outer diameter of the material inlet pipe (4); the outer side wall of the sleeve (18) is fixedly provided with a water inlet pipe (17) and a water outlet pipe (19), and the axis of the water inlet pipe (17) is superposed with the axis of the water outlet pipe (19) and passes through the axis of the material inlet pipe (4); one ends of the water inlet pipe (17) and the water outlet pipe (19) close to the material inlet pipe (4) extend to the space between the material inlet pipe (4) and the sleeve (18), are connected to the top plate (2), and are communicated with the cylinder body (1).

4. The fumed silica preparation raw material temperature-controlled storage tank according to claim 1, wherein a plurality of supporting channel steels (5) are vertically fixed on the upper end face of the bottom plate (12), and the outer ring of the spiral pipe (6) is fixedly connected with the supporting channel steels (5).

5. The fumed silica preparation raw material temperature-control storage tank according to claim 4, characterized in that a plurality of C-shaped buckles (20) are fixedly arranged on the outer ring of the coil pipe (8), and the C-shaped buckles (20) are in clamping fit with the support channel steel (5).

6. The fumed silica preparation raw material temperature-controlled storage tank according to any one of claims 1 to 5, wherein a first temperature sensor is arranged in the upper connecting pipe (3), and a second temperature sensor is arranged in the lower connecting pipe (9).

7. The fumed silica preparation raw material temperature-controlled storage tank according to claim 6, wherein the top plate (2) is provided with a quick-opening hand hole (13) and a plurality of spare port pipes (16).

8. The fumed silica preparation raw material temperature-controlled storage tank according to claim 7, wherein the material outlet pipe (10) is provided with a liquid level port (11), and the liquid level port (11) is connected with a liquid level meter.