Production device for castable

Abstract

The utility model discloses a production device for castable, relates to the field of castable production, and aims to solve the problems in the prior art that most of castable raw materials are powdery, a large amount of dust is generated when the raw materials are filled into a stirring device, and the dust overflows from a feeding port to pollute air. An air suction pipe is connected to one side of the middle of the upper end face in the stirring device, a dust screen is fixedly connected to the lower end in the air suction pipe, a rotating shaft is rotationally connected to the middle in the air suction pipe, and the lower end of the rotating shaft penetrates through the middle of the dust screen, extends to the lower end of the air suction pipe and is fixedly connected with a fixing ring; scraping rods are fixedly connected to the two sides of the fixing ring, the upper end of the air suction pipe extends out of the upper end face of the stirring device, a trapezoidal air guide pipe is fixedly connected to one side of the air suction pipe, and a cross-flow fan is fixedly connected to one side of the trapezoidal air guide pipe.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of castable production, in particular to a production device for castable. BACKGROUND

[0002] The refractory castable is a mixture of refractory aggregate, powder and binder, which is suitable for construction by pouring and vibration after adding water or other liquids, and can also be pre-made into prefabricated parts with specified shape and size for building industrial furnace lining. In order to improve the physical and chemical properties and construction performance of the refractory castable, appropriate additives such as plasticizer, dispersant, setting accelerator, setting retarder, expanding agent, de-gelling-gelling agent, etc. are often added. In addition, if appropriate stainless steel fibers are added to the refractory castable used in places with large mechanical force or strong thermal shock, the toughness of the material will be significantly increased. In the case of thermal insulation refractory castable, the addition of inorganic fibers can not only enhance the toughness, but also help to improve the thermal insulation performance. Because the basic material composition of the refractory castable (such as aggregate and powder, admixture, binder and additive), the process of setting and hardening, and the construction method are similar to those of concrete in civil engineering, it is also called refractory concrete.

[0003] For example, the authorized announcement number CN 219518587 U, a kind of high-efficiency mixing and stirring device for corundum wear-resistant castable production, including support frame, and respectively installed on support frame and sequentially connected stirring unit, scraping wall unit and vibration unit;The utility model rotates by first motor control movable frame group, rotates with the aid of guide column and stirs vane assembly, promotes stirring vane to rotate at different angles, effectively strengthens stirring effect;The bottom of stirring tank is stirred by the first scraper controlled by the second motor, to avoid the bottom of stirring tank to become stirring dead angle;The material near the inner wall of stirring tank and other positions are circulated by the reciprocating motion of scraping ring in the wall of stirring tank controlled by first electric push rod, so that the material is uniformly stirred, to form homogeneous castable;Stirring tank is reciprocated by movable assembly, to improve stirring effect.

[0004] Because the raw materials of castable are mostly powdery, a large amount of dust will be generated when the raw materials are added to the stirring device, which will pollute the air from the feeding port;Therefore, the market urgently needs to develop a production device for castable to help people solve the existing problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a production device for castable to solve the problem of air pollution caused by the large amount of dust generated when the raw materials are added to the stirring device due to the powdery nature of the raw materials of castable.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a production device for castables, comprising a stirring device, a feeding pipe is provided on one side of the middle of the upper end of the stirring device, a stirring shaft is rotatably connected to the middle of the interior of the stirring device, a plurality of stirring rods are fixedly connected to the stirring shaft, a suction pipe is connected to one side of the middle of the upper end surface of the interior of the stirring device, a dust screening net is fixedly connected to the lower end of the interior of the suction pipe, a rotating shaft is rotatably connected to the middle of the interior of the suction pipe, the lower end of the rotating shaft passes through the middle of the dust screening net and extends to the lower end of the suction pipe and is fixedly connected to a fixing ring, scrapers are fixedly connected on both sides of the fixing ring, the upper end of the suction pipe extends out of the upper end surface of the stirring device and is fixedly connected to a trapezoidal air duct on one side, and a cross-flow fan is fixedly connected to one side of the trapezoidal air duct.

[0007] Preferably, a stirring motor is fixedly provided in the middle of the upper end of the stirring device, and the upper end of the stirring shaft extends out of the upper end surface of the stirring device and is fixedly connected to the output shaft of the stirring motor.

[0008] Preferably, a first drive motor is fixedly provided in the middle of the upper end of the suction pipe, and the upper end of the rotating shaft extends out of the upper end surface of the suction pipe and is fixedly connected to the output shaft of the first drive motor.

[0009] Preferably, one side of the trapezoidal air duct is connected to the interior of the air suction duct, and the other side of the trapezoidal air duct is connected to the air suction port of the cross-flow fan.

[0010] Preferably, a plurality of blades are provided in an annular array inside the cross-flow blower, and a blade shaft is fixedly connected to the middle portions of the plurality of blades.

[0011] Preferably, a second drive motor is fixedly provided on one side of the cross-flow blower.

[0012] Preferably, one end of the blade shaft passes through one end surface of the cross-flow fan and is fixedly connected to the output shaft of the second drive motor.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] 1. In the utility model, through the arrangement of the suction pipe, the middle side of the upper end surface of the stirring device is connected with the suction pipe, the lower end of the suction pipe is fixedly connected to a dust screening net, the upper end of the suction pipe extends out of the upper end surface of the stirring device and is fixedly connected to a trapezoidal air duct on one side, and a cross-flow fan is fixedly connected to one side of the trapezoidal air duct. The cross-flow fan continuously draws air inside the stirring device through the trapezoidal air duct and the suction pipe, and the stirring device takes in air from the feeding pipe, so that dust generated when the castable raw materials are added will not overflow from the feeding pipe and pollute the air under the drive of the wind.

[0015] 2. In this utility model, through the setting of the scraper rod, the middle part of the inside of the suction pipe is rotatably connected with a rotating shaft, the lower end of the rotating shaft passes through the middle of the dust screening net and extends to the lower end of the suction pipe and is fixedly connected with a fixed ring, and scrapers are fixedly connected on both sides of the fixed ring. A first driving motor is fixedly provided in the middle part of the upper end of the suction pipe, and the upper end of the rotating shaft extends out of the upper end surface of the suction pipe and is fixedly connected to the output shaft of the first driving motor. The rotating shaft is driven to rotate slowly by the first driving motor, and then the fixed ring drives the two scrapers to rotate, so that the scraper rods continuously scrape the dust on the lower end surface of the dust screening net to prevent the dust screening net from being blocked.

[0016] 3. In this utility model, a second drive motor is provided on one side of the cross-flow fan, and one end of the blade shaft passes through the end surface of one side of the cross-flow fan and is fixedly connected to the output shaft of the second drive motor. The second drive motor drives the blade shaft to rotate, so that the blade shaft drives multiple blades to rotate at the same time, so that the cross-flow fan draws air from the inside of the trapezoidal air duct. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a front view of a production device for castables according to the present invention;

[0018] Figure 2 This is the main sectional view of the utility model;

[0019] Figure 3 This is a side sectional view of the crossflow fan of the present invention;

[0020] Figure 4 This is an enlarged view of the detail A of the present utility model;

[0021] Figure 5 It is an enlarged view of detail B of the present invention.

[0022] In the figure: 1. stirring device; 101. feeding pipe; 2. stirring shaft; 201. stirring rod; 202. stirring motor; 3. suction pipe; 301. dust screen; 302. first drive motor; 303. trapezoidal air duct; 4. rotating shaft; 401. fixing ring; 402. scraper rod; 5. cross-flow fan; 501. blade; 502. blade rotating shaft; 503. second drive motor. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0024] See also Figure 1-5The utility model provides an embodiment: a production device for castable, including stirring device 1, the one side of stirring device 1 upper end middle part is provided with feeding pipe 101, the middle part rotation is connected with stirring shaft 2 in stirring device 1 inside, a plurality of stirring rods 201 are fixedly connected on stirring shaft 2, the one side of the middle part of the upper end surface of stirring device 1 is connected with suction pipe 3, dust screen 301 is fixedly connected in the lower end of suction pipe 3 inside, the middle part rotation is connected with rotating shaft 4 in suction pipe 3 inside, and rotating shaft 4 lower end extends to the lower end of suction pipe 3 through the middle part of dust screen 301 and is fixedly connected with fixed ring 401, and the both sides of fixed ring 401 are fixedly connected with scraper rod 402, and the upper end of suction pipe 3 extends out the upper end surface of stirring device 1 and is fixedly connected with trapezoidal air duct 303 on one side, and trapezoidal air duct 303 one side is fixedly connected with cross flow fan 5.

[0025] Further, stirring motor 202 is fixedly arranged in the middle part of the upper end of stirring device 1, the upper end of stirring shaft 2 extends out the upper end surface of stirring device 1 and is fixedly connected with the output shaft of stirring motor 202, the stirring shaft 2 is rotated by stirring motor 202, so that the multiple stirring rods 201 are driven by stirring shaft 2 to fully stir the raw materials in stirring device 1.

[0026] Further, first drive motor 302 is fixedly arranged in the middle part of the upper end of suction pipe 3, the upper end of rotating shaft 4 extends out the upper end surface of suction pipe 3 and is fixedly connected with the output shaft of first drive motor 302, the rotating shaft 4 is slowly rotated by first drive motor 302, and then the fixed ring 401 drives the two scraper rods 402 to rotate, so that the scraper rod 402 continuously scrapes the dust on the lower end surface of dust screen 301, to prevent dust screen 301 from being blocked.

[0027] Further, the one side of trapezoidal air duct 303 communicates with the inside of suction pipe 3, and the other side of trapezoidal air duct 303 communicates with the suction port of cross flow fan 5, the air in stirring device 1 is continuously sucked through trapezoidal air duct 303 and suction pipe 3 by cross flow fan 5, the dust generated when the castable raw materials are added does not overflow from feeding pipe 101 to pollute the air under the driving of the wind force.

[0028] Further, a plurality of blades 501 are arranged in an annular array inside cross flow fan 5, and the middle parts of the plurality of blades 501 are fixedly connected with blade rotating shaft 502.

[0029] Further, second drive motor 503 is fixedly arranged on one side of cross flow fan 5.

[0030] Further, one end of blade rotating shaft 502 penetrates through the one side end surface of cross flow fan 5 and is fixedly connected with the output shaft of second drive motor 503, the blade rotating shaft 502 is rotated by second drive motor 503, so that the plurality of blades 501 are simultaneously rotated by blade rotating shaft 502, and cross flow fan 5 inhales air from the inside of trapezoidal air duct 303.

[0031] Working principle: During use, when the castable raw material is added into the interior from the feeding pipe 101, the blade shaft 502 is driven to rotate by the second driving motor 503, so that the blade shaft 502 drives multiple blades 501 to rotate at the same time, so that the cross-flow fan 5 continuously absorbs the air inside the stirring device 1 through the trapezoidal air duct 303 and the suction pipe 3. The stirring device 1 takes in air from the feeding pipe 101, so that the dust generated when the castable raw material is added will not overflow from the feeding pipe 101 and pollute the air under the drive of the wind. The middle side of the upper end surface of the stirring device 1 is connected with the suction pipe 3, and the lower end of the suction pipe 3 is fixedly connected with the dust screening net 301. The middle part of the suction pipe 3 is rotatably connected with the rotating shaft 4. The lower end of the rotating shaft 4 passes through the middle of the dust screening net 301 and extends to the lower end of the suction pipe 3 and is fixedly connected with the fixing ring 401. Scraper rods are fixedly connected on both sides of the fixed ring 401, and a first drive motor 302 is fixedly arranged in the middle of the upper end of the suction pipe 3, and the upper end of the rotating shaft 4 extends out of the upper end surface of the suction pipe 3 and is fixedly connected to the output shaft of the first drive motor 302. The first drive motor 302 drives the rotating shaft 4 to rotate slowly, and then the fixed ring 401 drives the two scraper rods 402 to rotate, so that the scraper rods 402 continuously scrape the dust on the lower end surface of the dust screen 301 to prevent the dust screen 301 from being blocked. A stirring motor 202 is fixedly arranged in the middle of the upper end of the stirring device 1, and the upper end of the stirring shaft 2 extends out of the upper end surface of the stirring device 1 and is fixedly connected to the output shaft of the stirring motor 202. The stirring shaft 2 is driven to rotate by the stirring motor 202, so that the stirring shaft 2 drives multiple stirring rods 201 to fully stir the raw materials inside the stirring device 1.

[0032] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

Claims

1. A production device for castables, comprising a stirring device (1), characterized in that: A feeding pipe (101) is provided on one side of the middle of the upper end of the stirring device (1); a stirring shaft (2) is rotatably connected to the middle of the interior of the stirring device (1); a plurality of stirring rods (201) are fixedly connected to the stirring shaft (2); a suction pipe (3) is connected to one side of the middle of the upper end surface of the interior of the stirring device (1); a dust screen (301) is fixedly connected to the lower end of the interior of the suction pipe (3); a rotating shaft (4) is rotatably connected to the middle of the interior of the suction pipe (3); the lower end of the rotating shaft (4) passes through the middle of the dust screen (301) and extends to the lower end of the suction pipe (3) and is fixedly connected to a fixing ring (401); scraping rods (402) are fixedly connected to both sides of the fixing ring (401); the upper end of the suction pipe (3) extends out of the upper end surface of the stirring device (1) and is fixedly connected to a trapezoidal air guide pipe (303) on one side; a cross-flow fan (5) is fixedly connected to one side of the trapezoidal air guide pipe (303).

2. A production device for castables according to claim 1, characterized in that: A stirring motor (202) is fixedly provided in the middle of the upper end of the stirring device (1), and the upper end of the stirring shaft (2) extends out of the upper end surface of the stirring device (1) and is fixedly connected to the output shaft of the stirring motor (202).

3. The production device for castables according to claim 1, characterized in that: A first drive motor (302) is fixedly provided in the middle of the upper end of the suction pipe (3), and the upper end of the rotating shaft (4) extends out of the upper end surface of the suction pipe (3) and is fixedly connected to the output shaft of the first drive motor (302).

4. The production device for castables according to claim 1, characterized in that: One side of the trapezoidal air duct (303) is connected to the interior of the air suction pipe (3), and the other side of the trapezoidal air duct (303) is connected to the air suction port of the cross-flow fan (5).

5. The production device for castable material according to claim 1, characterized in that: A plurality of blades (501) are provided in an annular array inside the cross-flow fan (5), and a blade rotating shaft (502) is fixedly connected to the middle portions of the plurality of blades (501).

6. The production device for castable material according to claim 5, characterized in that: A second drive motor (503) is fixedly provided on one side of the cross-flow fan (5).

7. A production device for castables according to claim 6, characterized in that: One end of the blade rotating shaft (502) passes through an end surface of one side of the cross-flow fan (5) and is fixedly connected to the output shaft of the second driving motor (503).

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