CN210638466U - Device for drying micro silicon powder - Google Patents

Abstract

The utility model relates to a device for drying micro silicon powder, which comprises a driving box, stoving case and cooler bin, one side bolted connection driving motor of drive case, driving motor's output shaft extends to inside and fixed connection bent axle of drive case, the bent axle is kept away from the one end of drive case and is run through drive case and fixed connection transmission shaft, the transmission shaft extends to inside and a plurality of stirring rakes of fixed connection of stoving incasement portion, the stoving case is bilayer structure, the polylith hot plate that distributes on the inner layer structure, be equipped with the heat preservation intermediate layer between the inlayer and the outer layer structure, the discharge gate and the cooler bin intercommunication of stoving bottom of the case portion, the sleeve pipe is cup jointed in the centre of bent axle, the connecting rod is connected to the sleeve pipe bottom, the bottom of connecting rod extends to inside and fixed connection ear piece of cooler bin, the ear piece passes through the articulated cooling plate of connecting block, the one end that the. The utility model provides high resource utilization has improved work efficiency and quality, is favorable to little silica flour to store the quality assurance.

Description

Device for drying micro silicon powder

Technical Field

The utility model belongs to the technical field of the mutual-inductor, in particular to silica fume drying device especially relates to a silica fume drying device for mutual-inductor packs.

Background

The micro silicon powder is used as an important component of an epoxy resin mixture for the casting of the mutual inductor, and the moisture content of the micro silicon powder has great influence on the electrical performance of the mutual inductor. The micro silicon powder is generally packaged by 20 kg/bag of plastic, and after one end of the package is disassembled for common drying, the package is placed into an oven for heating and dehumidifying, and the dehumidifying mode cannot thoroughly dehumidify the silicon powder at the bottom of the package bag.

Present patent (patent number is CN 201420406278.4) has proposed a little silica flour drying device, and the device removes damp processing to little silica flour through mechanical stirring, and the stoving effect is better, but little silica flour leaves from the discharge gate after drying, does not carry out cooling process, and little silica flour after the heating is dried piles up together, and the heat is difficult to distribute, is unfavorable for storing the quality guarantee, and direct use will lead to the fact certain influence to the quality of mutual-inductor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a device for little silica flour is dried to heat is difficult to distribute, is unfavorable for storing the technical problem of guaranteeing the quality after solving among the prior art little silica flour stoving.

In order to realize the technical purpose, the utility model discloses a technical scheme is:

a device for drying micro silicon powder comprises a driving box, a drying box and a cooling box, wherein the driving box and the drying box are arranged at the top of the cooling box in parallel, one side of the driving box is connected with a driving motor through a bolt, an output shaft of the driving motor extends into the driving box and is fixedly connected with a crankshaft, one end of the crankshaft, which is far away from the driving box, penetrates through the driving box and is fixedly connected with a transmission shaft, the transmission shaft extends into the drying box and is fixedly connected with a plurality of stirring paddles, the drying box is of a double-layer structure, a plurality of heating plates are uniformly distributed on a wall plate of the inner-layer structure of the drying box, a heat-insulating interlayer is arranged between the inner-layer structure and the outer-layer structure of the drying box, the top of the drying box is welded with a feeding hopper, a discharge port at the bottom of the drying box is communicated with the cooling box, the middle of, articulated through the connecting block on the ear piece have a cooling plate, and the one end of keeping away from the connecting rod in cooling plate bottom is provided with branch, and branch and the lug that sets up on the cooling box inner wall are articulated each other, set up a plurality of relief holes on the cooling plate, the cooling box bottom sets up the bin outlet.

Compared with the prior art, the utility model discloses following technological effect has:

the utility model discloses a set up the stoving case into bilayer structure, set up the heating piece on the inlayer wallboard, be used for drying the material, set up the heat preservation intermediate layer between the inlayer and the skin, set up transmission shaft and a plurality of stirring rake fixedly connected on the transmission shaft simultaneously and be used for driving the motion of the little silica flour in the stoving case, make the little silica flour be heated evenly, it is effectual to dry, in addition, still fixedly connect the bent axle between motor output shaft and transmission shaft, cup joint the sleeve pipe on the bent axle, the connecting rod is connected to the sleeve pipe bottom, when the motor is worked, the output shaft rotation drives the bent axle rotation, the bent axle drives the movable rod to do reciprocating motion from top to bottom when rotatory, at the bottom fixed connection ear piece of connecting rod, articulate the cooling plate through the connecting block on the ear piece, the one end of cooling plate bottom keeping away from the connecting rod sets up the branch, the branch, the cooling of little silica flour is accelerated, and in addition, little silica flour falls to the bin outlet from the relief hole by the influence of gravity, further cools off at the in-process that falls, therefore remaining heat can give off in the little silica flour, more does benefit to and stores the quality guarantee. To sum up, the utility model discloses a set up the bent axle and drive the cooling plate up-and-down motion between the transmission shaft of motor output shaft and stoving incasement, not increase new power supply and guaranteed the work of stoving case and cooling box promptly, cool off the little silica flour after drying with the help of mechanical structure, improved resource utilization, improved refrigerated work efficiency and quality, be favorable to storing the quality guarantee.

Drawings

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

FIG. 2 is a schematic structural view of a cooling plate according to the present invention;

fig. 3 is a schematic structural view of the stirring paddle in the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1-3, the utility model provides a device for drying micro silicon powder, including driving box 1, drying box 2 and cooling box 3, driving box 1 and drying box 2 are installed side by side at the top of cooling box 3, one side bolted connection of driving box 1 has driving motor 11, the output shaft of driving motor 11 extends to the inside of driving box 1 and fixedly connected with bent axle 12, the one end of bent axle 12 far away from driving box 1 runs through driving box 1 and fixedly connected with transmission shaft 13, transmission shaft 13 extends to the inside of drying box 2 and fixedly connected with a plurality of stirring rakes 14, drying box 2 is double-layer structure, and evenly distributed has a plurality of heating plates 20 on its inner wall plate, is equipped with heat preservation interlayer 21 between its inner layer structure and outer layer structure, and the top welding of drying box 2 has feeder hopper 22, and the discharge gate 23 and the cooling box 3 of drying box 2 bottom communicate, the intermediate sleeve of bent axle 12 has set up sleeve pipe 15, and sleeve pipe 15's bottom is connected with connecting rod 16, and connecting rod 16's bottom extends to the inside and the fixedly connected with ear piece 17 of cooler bin 3, it has cooling plate 30 to articulate through connecting block 18 on the ear piece 17, and the one end that connecting rod 17 was kept away from to cooling plate 30 bottom is provided with branch 31, and the lug 32 that sets up on branch 31 and the cooler bin 3 inner wall articulates each other, set up a plurality of relief holes 33 on the cooling plate 30, cooler bin 3 bottom sets up bin outlet 34. The heating plate temperature control device comprises a heating plate, a temperature detection element and a temperature control system, wherein the heating plate is arranged on the heating plate, the temperature detection element is used for detecting the temperature of the heating plate, the temperature detection element transmits a detected temperature signal to the temperature control system in an electric signal transmission mode, and the temperature control system controls the temperature of the heating plate.

In the scheme, the drying box is arranged into a double-layer structure, the heating block is arranged on the inner wall plate and used for drying materials, the heat-insulating interlayer is arranged between the inner layer and the outer layer, the transmission shaft and the stirring paddles fixedly connected to the transmission shaft are arranged for driving the micro silicon powder in the drying box to move, so that the micro silicon powder is uniformly heated, the drying effect is good, in addition, a crankshaft is fixedly connected between the motor output shaft and the transmission shaft, a sleeve is sleeved on the crankshaft, the bottom of the sleeve is connected with a connecting rod, when the motor works, the output shaft rotates to drive the crankshaft to rotate, the crankshaft drives the movable rod to do up-and-down reciprocating motion when rotating, the bottom end of the connecting rod is fixedly connected with an ear block, the ear block is hinged with the cooling plate through a connecting block, one end of the bottom of the cooling plate, far away from the connecting rod, the, the cooling of the micro silicon powder is accelerated, and in addition, the micro silicon powder falls to a discharge port from a discharge hole under the influence of gravity and is further cooled in the falling process, so that the residual heat in the micro silicon powder is dissipated, and the storage and quality guarantee are facilitated; through setting up temperature-detecting element and temperature control system, carry out temperature control to the hot plate, better assurance silica fume's stoving effect. To sum up, this scheme drives the up-and-down motion of cooling plate through setting up the bent axle between the transmission shaft of motor output shaft and stoving incasement, has not increased new power supply and has guaranteed the work of stoving case and cooling tank promptly, cools off the little silica flour after drying with the help of mechanical structure, has improved resource utilization, has improved refrigerated work efficiency and quality, is favorable to storing the quality guarantee.

Preferably, the stirring paddle 14 is a frame-type stirring paddle, and a plurality of stirring paddles 14 are radially arranged on the circumference of the transmission shaft 13. Because little silica flour is very light, set up the stirring rake into frame-type stirring rake, still greatly reduced the weight of stoving case when guaranteeing stirring effect, the area of contact of stirring rake and little silica flour reduces relatively simultaneously, and then guarantees that little silica flour discharges from the discharge gate after drying.

Preferably, the cooling plate 30 is a teflon plate. The polytetrafluoroethylene plate has excellent comprehensive performance, the density of the polytetrafluoroethylene plate is less than 1/3 of the density of steel, namely, the polytetrafluoroethylene plate with the same size is compared with a steel plate, the weight is greatly reduced, the tensile force borne by the connecting rod can be greatly reduced by adopting the polytetrafluoroethylene plate, and the up-and-down reciprocating motion of the cooling plate is better ensured.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims (4)

1. A device for drying micro silicon powder is characterized by comprising a driving box, a drying box and a cooling box, wherein the driving box and the drying box are arranged at the top of the cooling box in parallel, one side of the driving box is connected with a driving motor through a bolt, an output shaft of the driving motor extends into the driving box and is fixedly connected with a crankshaft, one end of the crankshaft, which is far away from the driving box, penetrates through the driving box and is fixedly connected with a transmission shaft, the transmission shaft extends into the drying box and is fixedly connected with a plurality of stirring paddles, the drying box is of a double-layer structure, a plurality of heating plates are uniformly distributed on a wall plate of the inner-layer structure of the drying box, a heat-insulating interlayer is arranged between the inner-layer structure and an outer-layer structure of the drying box, the top of the drying box is welded with a feeding hopper, a discharge port at the, the bottom of connecting rod extends to the inside and the fixedly connected with ear piece of cooler bin articulate through the connecting block on the ear piece has the cooling plate, and the one end of keeping away from the connecting rod in the cooling plate bottom is provided with branch, and the lug that sets up on branch and the cooler bin inner wall is articulated each other, set up a plurality of relief holes on the cooling plate, the cooler bin bottom sets up the bin outlet.

2. The apparatus according to claim 1, further comprising a temperature detecting device for detecting the temperature of the heating plate, wherein the temperature detecting device transmits the detected temperature signal to the temperature control system in an electrical signal transmission manner, and the temperature control system controls the temperature of the heating plate.

3. The apparatus according to claim 1 or 2, wherein the stirring paddles are frame-type stirring paddles, and a plurality of stirring paddles are radially arranged on the circumference of the transmission shaft.

4. The apparatus according to claim 1 or 2, wherein the cooling plate is a teflon plate.

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