Carbon-free steel ladle working lining raw material dry mixing device

Abstract

The utility model discloses a carbon-free steel ladle working lining raw material dry-mixing device, relates to the technical field of raw material dry-mixing device structures, and aims to solve the problem that the use effect of raw materials can be influenced due to the fact that the existing raw material dry-mixing device cannot well remove moisture contained in the raw materials. A supporting frame is installed below the dry mixing device, a motor is installed on one side of the dry mixing device, a feeding base is arranged on one side of the upper portion of the dry mixing device, a control valve is installed above the feeding base, a premixing box is installed above the control valve, a sealing cover plate is installed above the premixing box, and a motor is installed on the sealing cover plate. A spiral rod is installed in the dry mixing device, conveying blades are arranged on the periphery of the outer wall of the spiral rod, an air exhaust base is arranged on one side of the upper end of the dry mixing device, an air inlet base is arranged on the other side of the upper end of the dry mixing device, a heating chamber is arranged in the inner wall of the dry mixing device, and a heating pipe is installed in the heating chamber.

Description

Technical Field

[0001] The utility model relates to the technical field of raw material dry mixing device structures, in particular to a raw material dry mixing device for a carbon-free ladle working lining. Background Art

[0002] Ladle is the common name for a steel barrel. The ladle working lining is a protective device for the inner wall of the ladle, and the ladle can be protected by the ladle working lining. The raw materials of the ladle working lining are the raw materials for preparing the ladle working lining. The raw materials of the ladle working lining are easily affected by moisture, especially magnesia, which clumps when damp and powders when dried. There are impurities in the raw materials, and waste bricks may contain hydrated substances, which affect the quality of the ladle working lining and cause the ladle working lining to have weak thermal shock resistance. As a result, the lining is prone to peeling, which seriously affects the service life of the ladle lining.

[0003] After searching, the authorization announcement number CN211002861U discloses a dry-mixed mortar raw material storage device, including a support frame, and also includes a split support tank and a movable tank. The support frame is provided with support shafts on both sides, and the support tank is provided with rotating sleeves on both sides. The rotating sleeve is rotatably installed on the support shaft through bearings. The support frame is provided with a first cylinder, one end of the first cylinder is connected to the support frame, and the other end is connected to the lower part of the support tank. The movable tank is slidably inserted in the support tank, and a limiting ring is provided on the upper part of the movable tank. The outer periphery of the support tank is provided with a second cylinder that connects the rotating sleeve with the limiting ring, and the movable tank is connected with a sealing cover through threads. The dry-mixed mortar raw material storage device can accommodate dry-mixed sand of different volumes, has a wide range of applications, and the storage tank can be turned over for cleaning, which effectively reduces labor intensity and ensures work safety.

[0004] However, the existing raw material dry mixing device cannot remove the moisture contained in the raw materials very well, which will affect the use effect of the raw materials. Therefore, the market is in urgent need of a carbon-free ladle working lining raw material dry mixing device to solve these problems. Utility Model Content

[0005] The utility model aims to provide a raw material dry mixing device for a carbon-free ladle working lining, so as to solve the problem that the existing raw material dry mixing device proposed in the above background technology cannot well remove the moisture contained in the raw materials, which will affect the use effect of the raw materials.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a carbon-free ladle working lining raw material dry mixing device, comprising a dry mixing device, a support frame is installed below the dry mixing device, a motor is installed on one side of the dry mixing device, a feed seat is arranged on one side above the dry mixing device, a control valve is installed above the feed seat, a premixing box is installed above the control valve, a sealing cover plate is installed above the premixing box, a spiral rod is installed inside the dry mixing device, conveying blades are arranged around the outer wall of the spiral rod, an exhaust seat is arranged on one side of the upper end of the dry mixing device, an air intake seat is arranged on the other side of the upper end of the dry mixing device, a heating chamber is arranged inside the inner wall of the dry mixing device, a heating pipe is installed inside the heating chamber, and a discharge seat is arranged below one end of the dry mixing device.

[0007] Preferably, a connecting seat is provided at the lower end of the premixing box, the connecting seat is fixedly connected to the control valve via fixing bolts, and the control valve is fixedly connected to the feed seat via fixing bolts.

[0008] Preferably, a stirring motor is installed above the sealing cover plate, a rotating mounting seat is provided at the lower end of the sealing cover plate, a stirring rod is installed below the rotating mounting seat, the stirring rod and the rotating mounting seat are fixedly connected by hexagonal screw 1, a mixing rod is installed below the stirring rod, and the mixing rod and the stirring rod are fixedly connected by hexagonal screw 2.

[0009] Preferably, a plurality of conveying blades are provided, and the conveying blades and the screw rod are an integral structure.

[0010] Preferably, a breathable filter screen is disposed inside the air extraction seat, and the breathable filter screen is welded to the air extraction seat.

[0011] Preferably, an exhaust pipe is installed above the exhaust seat, a dehumidification filter box is installed on one side of the exhaust pipe, a connecting pipe is installed on one side of the dehumidification filter box, an exhaust fan is installed on one side of the connecting pipe, and the exhaust fan is fixedly connected to the air inlet seat through a return pipe.

[0012] Preferably, the heating tube is arranged in a spiral shape, an electric heating box is installed below the dry mixing device, and the electric heating box is electrically connected to the heating tube.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. This kind of carbon-free ladle working lining raw material dry mixing device can conveniently pre-mix and stir the raw materials by adding the raw materials into the pre-mixing box and then turning on the stirring motor to drive the mixing rod to rotate through the stirring rod. After the pre-mixing and stirring is completed, the control valve is opened to allow the raw materials to enter the dry mixing device under the action of gravity, and then the motor is turned on to rotate the screw rod, which drives the conveying blades to rotate. The raw materials can be further mixed and stirred during the process of conveying the raw materials through the conveying blades.

[0015] 2. This type of carbon-free ladle working lining raw material dry mixing device controls the heating tube for heating through an electric heating box. The heating tube can conveniently heat the dry mixing device, and the water vapor in the raw materials is evaporated at high temperature. Then, by turning on the exhaust fan, the water vapor generated during the dry mixing process can be discharged through the exhaust seat, and then enter the dehumidification filter box through the exhaust pipe for dehumidification and drying, and the heat is refluxed through the reflux pipe, which can avoid wasting resources. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is the overall front view of the utility model;

[0017] Figure 2 It is an overall cross-sectional view of the utility model;

[0018] Figure 3 For the utility model Figure 2 A partial enlarged view of area A;

[0019] Figure 4 For the utility model Figure 2 A partial enlarged view of area B.

[0020] In the figure: 1. dry mixing device; 101. feeding seat; 102. discharging seat; 103. exhaust seat; 104. air intake seat; 105. heating chamber; 106. breathable filter; 2. support frame; 3. motor; 4. control valve; 5. premixing box; 501. connecting seat; 6. fixing bolt; 7. sealing cover plate; 8. stirring motor; 9. rotating mounting seat; 10. stirring rod; 11. hexagon screw one; 12. mixing rod; 13. hexagon screw two; 14. spiral rod; 15. conveying blade; 16. exhaust pipe; 17. dehumidification filter box; 18. connecting pipe; 19. exhaust fan; 20. reflux pipe; 21. heating pipe; 22. electric heating box. DETAILED DESCRIPTION

[0021] 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 of the embodiments.

[0022] See also Figure 1-4 The utility model provides an embodiment: a carbon-free ladle working lining raw material dry mixing device, comprising a dry mixing device 1, a support frame 2 is installed below the dry mixing device 1, a motor 3 is installed on one side of the dry mixing device 1, a feed seat 101 is arranged on one side above the dry mixing device 1, a control valve 4 is installed above the feed seat 101, a premixing box 5 is installed above the control valve 4, a sealing cover plate 7 is installed above the premixing box 5, a spiral rod 14 is installed inside the dry mixing device 1, and a conveying blade 15 is arranged around the outer wall of the spiral rod 14, and a side of the upper end of the dry mixing device 1 is arranged There is an exhaust seat 103, an air inlet seat 104 is arranged on the other side of the upper end of the dry mixing device 1, a heating chamber 105 is arranged inside the inner wall of the dry mixing device 1, a heating tube 21 is installed inside the heating chamber 105, and a discharge seat 102 is arranged below one end of the dry mixing device 1. It should be noted that in order to save space and highlight the innovative elements of this patent, such as the working principle and working process of the electric heating box controlling the heating tube for heating, the working principle and working process of the control valve, and the specific structure of the dehumidification filter box with a dehumidification filter mesh and activated carbon, etc., will not be repeated in this patent.

[0023] When in use, the raw materials are added into the premixing box 5 and then the stirring motor 8 is turned on, and the mixing rod 12 is driven to rotate by the stirring rod 10, so that the raw materials can be conveniently premixed and stirred. After the premixing and stirring is completed, the control valve 4 is opened to allow the raw materials to enter the dry mixing device 1 under the action of gravity, and the heating tube 21 is controlled by the electric heating box 22 for heating. The dry mixing device 1 can be conveniently heated by the heating tube 21, and then the motor 3 is turned on to rotate the screw rod 14, and the conveying blade 15 is driven to rotate by the screw rod 14. The raw materials can be further mixed and stirred during the conveying process of the raw materials through the conveying blade 15. At high temperature, the water vapor in the raw materials is evaporated, and then the exhaust fan 19 is turned on to allow the water vapor generated during the dry mixing process to be discharged through the exhaust seat 103, and then enter the dehumidification filter box 17 through the exhaust pipe 16 for dehumidification and drying, which can avoid the waste of resources.

[0024] See also Figure 1 and Figure 2 A connecting seat 501 is provided at the lower end of the premixing box 5, and the connecting seat 501 is fixedly connected to the control valve 4 by a fixing bolt 6, and the control valve 4 is fixedly connected to the feed seat 101 by a fixing bolt 6, so that the control valve 4 can be conveniently installed and fixed to the premixing box 5 and the dry mixing device 1, and the discharge of the raw materials can be controlled by installing the control valve 4.

[0025] See also Figure 2 and Figure 3A stirring motor 8 is installed above the sealing cover plate 7, a rotating mounting seat 9 is provided at the lower end of the sealing cover plate 7, a stirring rod 10 is installed below the rotating mounting seat 9, the stirring rod 10 and the rotating mounting seat 9 are fixedly connected by a hexagonal screw 11, a mixing rod 12 is installed below the stirring rod 10, and the mixing rod 12 and the stirring rod 10 are fixedly connected by a hexagonal screw 13, the stirring rod 10 and the rotating mounting seat 9 can be conveniently installed and fixed, and the mixing rod 12 and the stirring rod 10 can be conveniently installed and fixed, so that the mixing rod 12 is driven to rotate by the stirring rod 10, so that the raw materials can be conveniently pre-mixed and stirred.

[0026] See also Figure 2 and Figure 4 A plurality of conveying blades 15 are provided, and the conveying blades 15 and the screw rod 14 are an integrated structure, which can make the structure between the conveying blades 15 and the screw rod 14 more solid, and the raw materials can be mixed and stirred during the process of conveying the raw materials through the screw rod 14.

[0027] See also Figure 2 A breathable filter 106 is provided inside the vacuum seat 103, and the breathable filter 106 is welded to the vacuum seat 103, which can make the structure between the breathable filter 106 and the vacuum seat 103 more solid. The breathable filter 106 can filter the raw materials without affecting the extraction of water vapor.

[0028] See also Figure 1 and Figure 2 An exhaust pipe 16 is installed above the exhaust seat 103, a dehumidification filter box 17 is installed on one side of the exhaust pipe 16, a connecting pipe 18 is installed on one side of the dehumidification filter box 17, an exhaust fan 19 is installed on one side of the connecting pipe 18, and the exhaust fan 19 is fixedly connected to the air inlet seat 104 through a return pipe 20. Through this arrangement, the water vapor generated during the dry mixing process can be discharged through the exhaust seat 103, and then enter the interior of the dehumidification filter box 17 through the exhaust pipe 16 for dehumidification and drying, and the heat is refluxed through the return pipe 20, which can avoid wasting resources.

[0029] See also Figure 2 The heating tube 21 is arranged in a spiral shape, and an electric heating box 22 is installed under the dry mixing device 1. The electric heating box 22 and the heating tube 21 are electrically connected. The dry mixing device 1 can be heated by the heating tube 21, so as to avoid moisture in the raw materials, thereby preventing the quality of the carbon-free ladle working lining prepared from the raw materials from being affected.

[0030] Working principle: When in use, by adding the raw materials into the premixing box 5 and then turning on the stirring motor 8, the stirring rod 10 drives the mixing rod 12 to rotate, so that the raw materials can be conveniently premixed and stirred. After the premixing and stirring is completed, by opening the control valve 4, the raw materials enter the inside of the dry mixing device 1 under the action of gravity, and the heating tube 21 is controlled by the electric heating box 22 for heating. The dry mixing device 1 can be conveniently heated by the heating tube 21, and then by turning on the motor 3, the screw rod 14 is rotated, and the conveying blade 15 is driven to rotate by the screw rod 14. The raw materials can be further mixed and stirred during the conveying process of the raw materials through the conveying blade 15. At high temperature, the water vapor in the raw materials is evaporated, and then by turning on the exhaust fan 19, the water vapor generated during the dry mixing process can be discharged through the exhaust seat 103, and then enter the dehumidification filter box 17 through the exhaust pipe 16 for dehumidification and drying, and the heat is refluxed through the reflux pipe 20, which can avoid the situation of wasting resources.

[0031] It is obvious 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 features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A dry mixing device for raw materials of a carbon-free ladle working lining, comprising a dry mixing device (1), characterized in that: A support frame (2) is installed below the dry mixing device (1), a motor (3) is installed on one side of the dry mixing device (1), a feed seat (101) is provided on one side above the dry mixing device (1), a control valve (4) is installed above the feed seat (101), a premixing box (5) is installed above the control valve (4), a sealing cover plate (7) is installed above the premixing box (5), and a spiral rod (14) is installed inside the dry mixing device (1). ), the outer wall of the screw rod (14) is provided with conveying blades (15) around it, an exhaust seat (103) is provided on one side of the upper end of the dry mixing device (1), an air intake seat (104) is provided on the other side of the upper end of the dry mixing device (1), a heating chamber (105) is provided inside the inner wall of the dry mixing device (1), a heating tube (21) is installed inside the heating chamber (105), and a discharge seat (102) is provided below one end of the dry mixing device (1).

2. The carbon-free ladle working lining raw material dry mixing device according to claim 1, characterized in that: A connecting seat (501) is provided at the lower end of the premixing box (5); the connecting seat (501) is fixedly connected to the control valve (4) via a fixing bolt (6); and the control valve (4) is fixedly connected to the feed seat (101) via a fixing bolt (6).

3. The carbon-free ladle working lining raw material dry mixing device according to claim 1, characterized in that: A stirring motor (8) is installed above the sealing cover plate (7), a rotating mounting seat (9) is provided at the lower end of the sealing cover plate (7), a stirring rod (10) is installed below the rotating mounting seat (9), the stirring rod (10) and the rotating mounting seat (9) are fixedly connected by a hexagonal screw (11), a mixing rod (12) is installed below the stirring rod (10), and the mixing rod (12) and the stirring rod (10) are fixedly connected by a hexagonal screw (13).

4. The carbon-free ladle working lining raw material dry mixing device according to claim 1, characterized in that: A plurality of conveying blades (15) are provided, and the conveying blades (15) and the screw rod (14) are an integrated structure.

5. The carbon-free ladle working lining raw material dry mixing device according to claim 1, characterized in that: An air-permeable filter screen (106) is disposed inside the air-extraction seat (103), and the air-permeable filter screen (106) is welded to the air-extraction seat (103).

6. The carbon-free ladle working lining raw material dry mixing device according to claim 1, characterized in that: An exhaust pipe (16) is installed above the exhaust seat (103), a dehumidification filter box (17) is installed on one side of the exhaust pipe (16), a connecting pipe (18) is installed on one side of the dehumidification filter box (17), an exhaust fan (19) is installed on one side of the connecting pipe (18), and the exhaust fan (19) is fixedly connected to the air inlet seat (104) via a return pipe (20).

7. The carbon-free ladle working lining raw material dry mixing device according to claim 1, characterized in that: The heating tube (21) is arranged in a spiral shape, and an electric heating box (22) is installed below the dry mixing device (1), and the electric heating box (22) and the heating tube (21) are electrically connected.

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