Reaction sintering furnace for producing high-thermal-shock-resistance material

Abstract

The utility model relates to the technical field of reaction sintering furnaces, and discloses a reaction sintering furnace for producing a high-thermal-shock-resistance material. A mounting box is mounted on the upper surface of the sintering furnace shell, a motor is mounted in the mounting box, a driving wheel is coaxially mounted on a rotor of the motor, a driven wheel is mounted in an inner cavity of the sintering furnace shell through a bearing, and clamping teeth are evenly distributed on the surface of the driving wheel and the surface of the driven wheel. The lead screw is arranged on the axis of the side face of the driven wheel, and a discharging box is connected to the surface of the lead screw in a screwed mode. An additionally arranged motor can drive a driving wheel to rotate, the driving wheel can drive a driven wheel to rotate through a rack, and then a lead screw can be driven to rotate, so that a discharging box can be driven to move, and raw material powder in the discharging box can fall into a reaction chamber through a discharging hole when the discharging box moves, so that the raw material powder can be uniformly distributed in the reaction chamber; different powder densities are prevented, and heat transfer and reaction rate are not affected.

Description

TECHNICAL FIELD

[0001] The utility model relates to reaction sintering furnace technical field, specifically be a kind of reaction sintering furnace for high thermal shock resistance material production. BACKGROUND

[0002] Reaction sintering furnace is a kind of special equipment using powder and rare gas or chemical gas reaction, so that powder is sintered, under high temperature conditions, raw material powder occurs chemical reaction in furnace, forms compound or composite material with specific performance.

[0003] Common reaction sintering furnace is generally composed of furnace body, furnace layer and heating element and other basic components. The inside of furnace body is coated with ceramic layer of different thickness to avoid corrosion at high temperature. The heating element usually uses electric heating wire, resistance sheet or metal tube to heat.

[0004] However, since raw material powder needs to be injected into the inside of furnace reaction chamber through feeding port, after being injected into reaction chamber, raw material powder will inevitably accumulate together, cannot be evenly distributed in the inside of reaction chamber, resulting in different powder density, thereby affecting heat transfer and reaction rate, affecting the performance of product. INVENTION CONTENTS

[0005] (I) technical problem solved

[0006] In view of the deficiencies of prior art, the utility model provides a reaction sintering furnace for high thermal shock resistance material production to solve the problem that raw material powder needs to be injected into the inside of furnace reaction chamber through feeding port, after being injected into reaction chamber, raw material powder will inevitably accumulate together, cannot be evenly distributed in the inside of reaction chamber, resulting in different powder density, thereby affecting heat transfer and reaction rate, affecting the performance of product.

[0007] (II) technical scheme

[0008] To achieve the above object, the utility model provides the following technical scheme: a reaction sintering furnace for high thermal shock resistance material production, comprising:

[0009] Sintering furnace shell, the discharge port of sintering furnace shell is equipped with sealing door, the inner chamber of sintering furnace shell is equipped with reaction chamber, the upper surface of sintering furnace shell is equipped with feeding pipe at feeding port;

[0010] Mounting box is arranged on the upper surface of sintering furnace shell, the inside of mounting box is equipped with motor, the rotor of motor is coaxially equipped with driving wheel, the inner chamber of sintering furnace shell is equipped with driven wheel through bearing, the surface of driving wheel and driven wheel is evenly arranged with click, the driving wheel and driven wheel are engaged with rack, the rack penetrates the surface of sintering furnace shell;

[0011] A screw rod is arranged at the side shaft of the driven wheel, the surface of the screw rod is screwed with a discharging box, the upper surface of the discharging box is provided with a distribution block, the distribution block is designed in an arc shape, and the bottom of the discharging box is uniformly provided with discharging holes.

[0012] Preferably, the inner cavity of the mounting box is provided with a heat insulation plate, the rotor of the motor penetrates through the heat insulation plate and is connected with the driving wheel, and the heat insulation plate can heat insulate the two areas in the mounting box, so that the motor is prevented from overheating.

[0013] Preferably, the area of the driving wheel divided by the heat insulation plate is designed in a sealed manner, and the surface of the mounting box is provided with a heat dissipation opening at a position corresponding to the motor mounting area, so that the motor mounting area can be heat dissipated through the heat dissipation opening.

[0014] Preferably, the two sides of the discharging box are provided with sliding blocks, the two side inner walls of the reaction chamber are welded with sliding rails, and the sliding blocks are inserted into the sliding rails, so that the discharging box can move linearly.

[0015] Preferably, the upper surface of the discharging pipe is provided with a sealing cover, and the surface of the upper portion of the discharging pipe is provided with a flange plate, so that the feeding port of the discharging pipe can be sealed through the sealing cover.

[0016] Preferably, the upper surface of the sealing cover is uniformly provided with bolts, the bolts penetrate through the sealing cover and are screwed on the surface of the flange plate, so that the sealing cover can be more firmly mounted on the surface of the discharging pipe through the bolts.

[0017] Beneficial effects

[0018] Compared with the prior art, the utility model provides a reaction sintering furnace for high thermal shock resistance material production has the following beneficial effects:

[0019] The reaction sintering furnace for high thermal shock resistance material production is provided with a motor, which can drive the driving wheel to rotate, the driving wheel can drive the driven wheel to rotate through the rack, and then can drive the screw rod to rotate, so that the discharging box can be moved, the raw material powder in the discharging box can fall into the reaction chamber through the discharging hole when the discharging box moves, and can be uniformly distributed in the reaction chamber, so that the powder density is prevented from being different, the heat transfer and the reaction rate are not affected, and the performance of the product is improved. ACCURACY

[0020] Figure 1 It is a structural schematic diagram of the utility model;

[0021] Figure 2 It is a sectional structure schematic diagram of the utility model;

[0022] Figure 3 It is a mounting structure schematic diagram of the discharging box of the utility model;

[0023] Figure 4 It is the installation structure schematic view of driving wheel and driven wheel of the utility model;

[0024] Figure 5 It is the section structure schematic view of installation box of the utility model;

[0025] Figure 6 It is the explosion perspective view of blanking pipe of the utility model.

[0026] In the figure: 1, sintering furnace shell; 101, blanking pipe; 2, sealing door; 3, reaction chamber; 4, installation box; 5, motor; 6, driving wheel; 7, driven wheel; 8, pawl; 9, rack; 10, screw rod; 11, blanking box; 12, distribution block; 13, blanking hole; 14, heat insulation plate; 15, heat dissipation port; 16, sliding block; 17, sliding rail; 18, sealing cover; 19, flange plate; 20, bolt. DETAILED DESCRIPTION

[0027] The technical scheme in the embodiments of the utility model will be apparently and completely described in the embodiments of the utility model in combination with the drawings, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without making creative labor belong to the range of protection of the utility model.

[0028] The utility model provides a kind of technical scheme, a reaction sintering furnace for high thermal shock resistance material production, please refer to Figure 1 Including sintering furnace shell 1, sealing door 2 is installed in the discharge port of sintering furnace shell 1, reaction chamber 3 is opened in the inner cavity of sintering furnace shell 1, blanking pipe 101 is installed at the feed inlet of the upper surface of sintering furnace shell 1;

[0029] Installation box 4 is arranged on the upper surface of sintering furnace shell 1, motor 5 is installed in the inside of installation box 4, driving wheel 6 is coaxially installed on the rotor of motor 5, driven wheel 7 is installed in the inner cavity of sintering furnace shell 1 by bearing, pawl 8 is evenly arranged on the surface of driving wheel 6 and driven wheel 7, rack 9 is engaged between driving wheel 6 and driven wheel 7, and rack 9 penetrates the surface of sintering furnace shell 1;

[0030] Screw rod 10 is arranged on the side axis of driven wheel 7, blanking box 11 is screwed on the surface of screw rod 10, distribution block 12 is installed on the upper surface of blanking box 11, distribution block 12 is arc-shaped design, and blanking hole 13 is evenly opened in the bottom of blanking box 11;

[0031] The starting motor 5 can drive the driving wheel 6 to rotate, the driving wheel 6 can drive the driven wheel 7 to rotate through the rack 9, and then the lead screw 10 can be driven to rotate, so that the blanking box 11 can be moved, and when the blanking box 11 moves, the raw material powder in the blanking box 11 can fall into the reaction chamber 3 through the blanking hole 13, so as to be evenly distributed in the reaction chamber 3, so that the powder density is prevented from being different, the heat transfer and the reaction rate are not affected, and the performance of the product is improved.

[0032] The inner cavity of the mounting box 4 is provided with a heat insulation plate 14, the rotor of the motor 5 penetrates through the heat insulation plate 14 and is connected with the driving wheel 6, and the heat insulation plate 14 can heat insulate the two areas in the mounting box 4, so as to prevent the motor 5 from overheating.

[0033] The area where the driving wheel 6 is installed is sealed by the heat insulation plate 14, and the surface of the mounting box 4 is provided with a heat dissipation opening 15 corresponding to the installation area of the motor 5, so that the installation area of the motor 5 can be heat dissipated through the heat dissipation opening 15.

[0034] The blanking box 11 is provided with a sliding block 16 on both sides, and the reaction chamber 3 is provided with a sliding rail 17 on the inner wall of both sides, so that the sliding block 16 can be inserted into the sliding rail 17, and the blanking box 11 can move linearly.

[0035] The upper surface of the blanking pipe 101 is provided with a sealing cover 18, and the surface of the blanking pipe 101 is provided with a flange plate 19, so that the feeding port of the blanking pipe 101 can be sealed by the sealing cover 18.

[0036] The upper surface of the sealing cover 18 is uniformly provided with a bolt 20, the bolt 20 penetrates through the sealing cover 18 and is screwed on the surface of the flange plate 19, so that the sealing cover 18 can be more firmly installed on the surface of the blanking pipe 101 through the bolt 20.

[0037] When the scheme works: first, the starting motor 5 can drive the driving wheel 6 to rotate, the driving wheel 6 can drive the driven wheel 7 to rotate through the rack 9, and then the lead screw 10 can be driven to rotate, so that the blanking box 11 can be moved to the blanking pipe 101, the raw material powder can be injected into the blanking box 11 through the blanking pipe 101, then the sealing cover 18 can be firmly installed on the surface of the blanking pipe 101 through the bolt 20, the feeding port of the blanking pipe 101 can be sealed through the sealing cover 18, and finally the starting motor 5 can drive the driving wheel 6 to rotate again, the driving wheel 6 can drive the driven wheel 7 to rotate through the rack 9, and then the lead screw 10 can be driven to rotate, so that the blanking box 11 can be moved, and when the blanking box 11 moves, the raw material powder in the blanking box 11 can fall into the reaction chamber 3 through the blanking hole 13, so as to be evenly distributed in the reaction chamber 3, so that the powder density is prevented from being different, the heat transfer and the reaction rate are not affected, and the performance of the product is improved.

[0038] It is to be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0039] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions, and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.

Claims

1. A reaction sintering furnace for producing high thermal shock resistant materials, characterized in that, Include: Sintering furnace shell (1), the discharge port of the sintering furnace shell (1) is provided with a sealing door (2), the inner cavity of the sintering furnace shell (1) is provided with a reaction chamber (3), the upper surface of the sintering furnace shell (1) is provided with a discharge pipe (101) at the feed inlet; The installation box (4) is arranged on the upper surface of the sintering furnace shell (1), the motor (5) is arranged in the installation box (4), the rotor of the motor (5) is coaxially provided with a driving wheel (6), the inner cavity of the sintering furnace shell (1) is provided with a driven wheel (7) through a bearing, the surfaces of the driving wheel (6) and the driven wheel (7) are uniformly provided with a tooth (8), the driving wheel (6) and the driven wheel (7) are engaged with a rack (9), and the rack (9) penetrates the surface of the sintering furnace shell (1); The lead screw (10) is arranged on the side of the driven wheel (7), the surface of the lead screw (10) is screwed with a discharge box (11), the upper surface of the discharge box (11) is provided with a distribution block (12), the distribution block (12) is arc-shaped, and the bottom of the discharge box (11) is uniformly provided with a discharge hole (13).

2. The reaction sintering furnace for producing high thermal shock resistance material according to claim 1, characterized in that: The inner cavity of the installation box (4) is provided with a heat insulation plate (14), the rotor of the motor (5) penetrates the heat insulation plate (14) and is connected with the driving wheel (6).

3. The reaction sintering furnace for producing high thermal shock resistance material according to claim 2, characterized in that: The area of the driving wheel (6) divided by the heat insulation plate (14) is sealed, and the surface of the installation box (4) is provided with a heat dissipation opening (15) corresponding to the installation area of the motor (5).

4. The reaction sintering furnace for producing high thermal shock resistance material according to claim 1, characterized in that: Both sides of the discharge box (11) are provided with a sliding block (16), and both sides of the inner wall of the reaction chamber (3) are welded with a sliding rail (17).

5. The reaction sintering furnace for producing high thermal shock resistance material according to claim 1, characterized in that: The upper surface of the discharge pipe (101) is provided with a sealing cover (18), and the surface of the discharge pipe (101) is provided with a flange plate (19) at the upper part.

6. The reaction sintering furnace for producing high thermal shock resistance material according to claim 5, characterized in that: The upper surface of the sealing cover (18) is uniformly provided with a bolt (20), and the bolt (20) penetrates the sealing cover (18) and is screwed to the surface of the flange plate (19).

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