CN213090386U - Drying equipment is used in production of silicon aerogel heat preservation felt - Google Patents

Abstract

The utility model discloses a drying device for producing a silica aerogel heat preservation felt, which comprises a drying box, a hot air blower and a microwave generator, wherein the lower end of the drying box is connected with a transmission device, the rotation input end of the transmission device is provided with a driving shaft, the driving shaft is fixedly sleeved with a transmission chain wheel, the transmission chain wheel is meshed with the rotation output end of a speed regulating motor through an internal gear, the driven shaft is arranged at the driven end of the transmission device, the transmission device is arranged on a frame, the hot air blower is connected with the drying box through a hot air pipe in a penetrating way, the top end of the drying box is connected with a moisture exhaust pipe and a negative pressure suction pipe in a penetrating way, the negative pressure suction pipe is provided with an electric valve, the inner end surface at the top part of the drying box is provided with a plurality of microwave generators, the utility model discloses it is effectual to dry, and the practicality is strong, is suitable for the popularization.

Description

Drying equipment is used in production of silicon aerogel heat preservation felt

Technical Field

The utility model relates to a production of silicon aerogel heat preservation felt is with equipment specifically is a production of silicon aerogel heat preservation felt is with drying equipment.

Background

The silica aerogel thermal insulation felt is a flexible thermal insulation felt which combines a nano porous silica aerogel material and a fiber felt together. The silica aerogel material is the material with the lowest thermal conductivity coefficient in all the known solid materials at present, and has the best heat preservation effect. The silica aerogel heat preservation felt has excellent heat preservation performance, and also has excellent performances of flame retardance, fire resistance, hydrophobicity, environmental protection and the like. Can be used for heat preservation and insulation of various industrial pipelines, tank bodies, building materials and the like. The automatic production line for implementing the silicon aerogel production process at present mainly comprises the following steps: the device comprises a reaction kettle, a soaking and coating device, a drying device, a solvent recovery device and a winding device. The drying device is an important process step for producing the silica aerogel heat preservation felt, the drying speed of the drying device has important influence on the production efficiency of the whole production line, the uniformity of aerogel distribution of the existing silica aerogel heat preservation felt in the drying process is poor, hot air and microwave integrated drying cannot be realized, the drying effect is poor, and the performance of the silica aerogel heat preservation felt in the aspects of heat preservation, fire prevention and the like is unstable and needs to be further improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a drying equipment is used in production of silica aerogel heat preservation felt to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a drying device for producing a silica aerogel heat preservation felt, which comprises a drying box, a hot air blower and a microwave generator, the lower end of the drying box is connected with a conveying device, the rotary input end of the conveying device is provided with a driving shaft, the driving shaft is fixedly sleeved with a transmission chain wheel, the transmission chain wheel is engaged with a rotation output end of a speed regulating motor through an internal gear, the driven shaft is arranged at the driven end of the conveying device, the conveying device is arranged on the frame, the hot air blower is connected with the drying box through a hot air pipe in a penetrating way, the top end of the drying box is connected with a moisture exhaust pipe and a negative pressure suction pipe in a penetrating way, the negative pressure suction pipe is provided with an electric valve, the inner end surface of the top of the drying box is provided with a plurality of microwave generators, a metal partition plate is horizontally arranged in the drying box, equidistant connection has semi-circular guard shield between the metal baffle, stoving case both sides are provided with discharge gate and feed inlet respectively.

Preferably, the hot-air blower is dismantled through the hot-blast main and connects on the stoving case, and the hot-air blower below is provided with the removal base, can dismantle the link and be convenient for maintenance and transportation.

Preferably, the driven shaft on one side of the conveying device is provided with a bearing through a bearing guide plate, so that the driven shaft can be supported, friction is reduced, and the service life of the device is prolonged.

Preferably, the stand is welded below the rack, and the anti-slip mat is bonded on the lower end face of the stand, so that the supporting effect is good.

Preferably, the lower end of the moisture exhaust pipe penetrates through the metal partition plate and is connected with a guide pipe, moisture and water of moisture are high in density, and therefore the long guide pipe is inserted into the moisture exhaust pipe to achieve a better moisture exhaust effect.

Preferably, the rotating output end of the speed regulating motor is connected with a motor transition shaft, a chain wheel is installed on the motor transition shaft, and the motor transmission effect is good.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a drying equipment is used in production of silicon aerogel heat preservation felt, through at the stoving incasement multiunit microwave generator of evenly arranging, the microwave that microwave generator sent shines on arranging the heat preservation felt on the conveyer in through a plurality of guard shields of installing on metal baffle, the belt reciprocating motion on the conveyer is followed to the heat preservation felt, the quick even stoving of heat preservation felt has been realized, and be provided with two air heaters, provide even hot-air heating to the stoving case, compare in exclusive use resistance wire heating drying or hot air drying, higher and drying efficiency has been reached, and better even stoving effect has also been reached.

Drawings

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

fig. 2 is the utility model discloses stoving incasement portion structure sketch map.

In the figure: 1-drying box; 2-a driven shaft; 3-bearing guide plate; 4-a bearing; 5-a support leg; 6-a hot air blower; 7-an electric valve; 8-a moisture removal pipe; 9-a negative pressure suction pipe; 10-a transfer device; 11-a transfer sprocket; 12-a drive shaft; 13-a sprocket; 14-motor transition shaft; 15-a frame; 16-hot air pipes; 17-a discharge hole; 18-a microwave generator; 19-a catheter; 20-a shield; 21-a metal separator; 22-a feed inlet; 23-speed regulating motor.

Detailed Description

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

Referring to fig. 1-2, the present invention provides a technical solution: a drying device for producing a silica aerogel heat-insulating felt comprises a drying box 1, an air heater 6 and a microwave generator 18, wherein the lower end of the drying box 1 is connected with a conveying device 10, the conveying device 10 is provided with a rotating input end provided with a driving shaft 12, the driving shaft 12 is fixedly sleeved with a conveying chain wheel 11, the conveying chain wheel 11 is meshed with a speed regulating motor 23 through an internal gear to rotate an output end, a driven shaft 2 is arranged at the driven end of the conveying device 10, the conveying device 10 is arranged on a rack 15, the air heater 6 is in through connection with the drying box 1 through a hot air pipe 16, the top end of the drying box 1 is in through connection with a moisture exhaust pipe 8 and a negative pressure suction pipe 9, the negative pressure suction pipe 9 is provided with an electric valve 7, the inner end surface of the top of the drying box 1 is provided with a plurality of, the drying box is characterized in that semicircular shields 20 are connected between the metal partition plates 21 at equal intervals, and a discharge port 17 and a feed port 22 are respectively arranged on two sides of the drying box 1.

The air heater 6 is dismantled through hot-blast main 16 and connects on stoving case 1, just 6 below of air heater is provided with the removal base, can dismantle the link and be convenient for maintenance and transportation, conveyer 10 one side the driven shaft 2 is gone up and is installed bearing 4 through bearing deflector 3, can support driven shaft 2 reduces the friction, extension fixture life, the welding of frame 15 below has stabilizer blade 5, the terminal surface bonds has the slipmat under the stabilizer blade 5, and the supporting effect is good, 8 lower extremes of hydrofuge pipe run through metal partition 21 is connected with pipe 19, and moisture water content bulk density is big, and it is better consequently that long pipe inserts the hydrofuge effect, buncher 23 rotates the output and is connected with motor transition shaft 14, install sprocket 13 on the motor transition shaft 14, and motor drive is effectual.

The working principle is as follows: the utility model relates to a silicon aerogel heat preservation felt production is with drying equipment, when drying, enter silicon aerogel heat preservation felt on the model on conveyer 10 through feed inlet 22, PLC controller through external wire connection controls the positive and negative rotation of the interior rotor law of buncher 23 during drying, cooperate through motor transition shaft 14 and convey sprocket 11 and drive conveyer reciprocating motion, air heater 6 blows air simultaneously, hot-air is imported to drying box 1 through hot-blast main 16, hot-blast drying is carried out to the material, microwave generator 18 generates the microwave simultaneously, shine on the heat preservation felt of conveyer 10 through a plurality of shields 20 installed on metal partition 21, then can control motorised valve 7 through the outside PLC controller to open and realize the dehumidification operation through dehumidification pipe 8, after heat preservation microwave felt and hot-air double effect drying reach the effect of settlement, the PLC controller controls all parts to stop working, then controls the speed regulating motor 23 to rotate forwards, and outputs the dried heat preservation felt from the discharge hole 17, thereby completing a drying working process

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

Claims (6)

1. The utility model provides a drying equipment is used in production of silicon aerogel heat preservation felt which characterized in that: the drying device comprises a drying box (1), an air heater (6) and a microwave generator (18), wherein the lower end of the drying box (1) is connected with a conveying device (10), the conveying device (10) rotates an input end and is provided with a driving shaft (12), a conveying chain wheel (11) is fixedly sleeved on the driving shaft (12), the conveying chain wheel (11) is meshed with a speed regulating motor (23) through an internal gear to rotate an output end, a driven shaft (2) is arranged at a driven end of the conveying device (10), the conveying device (10) is arranged on a rack (15), the air heater (6) is in through connection with the drying box (1) through a hot air pipe (16), a humidity exhaust pipe (8) and a negative pressure suction pipe (9) are in through connection with the top end of the drying box (1), an electric valve (7) is arranged on the negative pressure suction pipe (9), a plurality of microwave generators (18) are arranged, the drying box is characterized in that metal partition plates (21) are horizontally arranged inside the drying box (1), semicircular shields (20) are connected between the metal partition plates (21) at equal intervals, and a discharging port (17) and a feeding port (22) are respectively arranged on two sides of the drying box (1).

2. The drying equipment for producing the silica aerogel thermal insulation felt according to claim 1, characterized in that: the hot air blower (6) is detachably connected to the drying box (1) through a hot air pipe (16), and a movable base is arranged below the hot air blower (6).

3. The drying equipment for producing the silica aerogel thermal insulation felt according to claim 1, characterized in that: and a bearing (4) is arranged on the driven shaft (2) on one side of the conveying device (10) through a bearing guide plate (3).

4. The drying equipment for producing the silica aerogel thermal insulation felt according to claim 1, characterized in that: the support leg (5) is welded below the rack (15), and the anti-skid pad is bonded on the lower end face of the support leg (5).

5. The drying equipment for producing the silica aerogel thermal insulation felt according to claim 1, characterized in that: the lower end of the moisture exhaust pipe (8) penetrates through the metal partition plate (21) and is connected with a guide pipe (19).

6. The drying equipment for producing the silica aerogel thermal insulation felt according to claim 1, characterized in that: the rotating output end of the speed regulating motor (23) is connected with a motor transition shaft (14), and a chain wheel (13) is installed on the motor transition shaft (14).

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