Kiln for zinc oxide production

Abstract

The utility model discloses a furnace for zinc oxide production, which relates to the technical field of zinc oxide production and comprises a furnace body, a furnace door is mounted at the front end of the furnace body, a combustion chamber is arranged in the furnace body, a combustor is mounted in the combustion chamber, a sealing plate is arranged in the furnace body, a fixing groove is formed in the middle of the sealing plate, and mounting grooves are symmetrically formed in two sides of the sealing plate. A storage tray is arranged in the fixing groove, first guide rails are mounted in the two mounting grooves, a first rack is further mounted in one mounting groove, a movable seat is arranged at the front end of the furnace door, trundles are mounted at the bottom of the movable seat, two second guide rails are mounted at the top of the movable seat, and a material distributing mechanism is arranged above the second guide rails; and a driving mechanism is arranged below the material distributing mechanism. According to the utility model, automatic feeding can be realized, sintering materials are uniformly spread, the material distribution efficiency is improved, and the labor force is saved.

Description

Technical Field

[0001] The utility model relates to the technical field of zinc oxide production, in particular to a kiln for zinc oxide production. Background Art

[0002] Zinc oxide is an oxide of zinc. It is insoluble in water but soluble in acid and strong alkali. It is a commonly used chemical additive and is widely used in the production of plastics, silicate products, synthetic rubber, lubricants, paints and coatings, ointments, adhesives, foods, batteries, flame retardants and other products. Its preparation methods include direct oxidation, indirect oxidation and wet preparation.

[0003] When zinc oxide is prepared by the indirect oxidation method, zinc oxide is prepared by reducing compounds of metallic zinc (such as zinc oxide ore or zinc concentrate). This method includes the steps of ore refining, sintering, reduction, oxidation, etc. During sintering, zinc oxide powder needs to be mixed with flux to form ore sintering material, and then the sintering material is placed in the kiln for sintering at high temperature. However, the existing kiln requires manual labor to evenly place the sintering material inside the kiln, which is labor-intensive and inefficient. Utility Model Content

[0004] The technical problem to be solved by the utility model is that the existing kiln requires manual labor to evenly place the sintering materials into the kiln, which is labor-intensive and inefficient.

[0005] In order to solve the above problems, the technical solution of the utility model is: a kiln for zinc oxide production, including a furnace body, a furnace door is installed at the front end of the furnace body, a combustion chamber is arranged inside, a burner is installed in the combustion chamber, a sealing plate is arranged inside the furnace body, a fixing groove is opened in the middle of the sealing plate, and installation grooves are opened symmetrically on both sides, a storage tray is arranged inside the fixing groove, a guide rail 1 is installed inside each of the two installation grooves, and a rack 1 is also installed inside one of the installation grooves, a movable seat is provided at the front end of the furnace door, casters are installed at the bottom of the movable seat, two guide rails 2 are installed on the top, a cloth mechanism is provided above the guide rail 2, and a driving mechanism is provided below the cloth mechanism.

[0006] Furthermore, the front end of the furnace body is fixedly connected to an L-shaped limit bar that matches the furnace door, the upper parts of both sides of the limit bar are fixedly connected to fixed frames, the top of the furnace door is fixedly connected to a screw rod that passes through the fixed frame, and a hoisting machine for driving the screw rod to rise and fall is installed on the top of the fixed frame.

[0007] Furthermore, the front ends of the two limit bars are fixedly connected to positioning cylinders, and both sides of the movable seat are fixedly connected to positioning columns inserted into the positioning cylinders through ear plates, and through holes are opened in the middle of the positioning cylinders and the positioning columns, and positioning pins are inserted into the through holes.

[0008] Furthermore, the material distributing mechanism includes a material distributing box, a plurality of discharge pipes are provided at the bottom of the material distributing box, a positioning ring is provided on the outside, a solenoid valve is installed on the discharge pipe, a front telescopic rod and a rear telescopic rod are respectively installed at the front and rear ends of the material distributing box at the bottom of the positioning ring, a scraper is installed at the movable end of the front telescopic rod, and a paving rake is installed at the movable end of the rear telescopic rod.

[0009] Furthermore, the widths of the scraper and the paving rake are adapted to the width of the storage tray.

[0010] Furthermore, the positions of the guide rail 2 and the guide rail 1 correspond to each other, and the positions of the rack 2 and the rack 1 correspond to each other. The driving mechanism includes a plurality of support rods installed at the bottom of both sides of the positioning ring, the bottom of the support rods is fixedly connected to a limit frame sleeved on the outside of the guide rail 2, a support roller is installed inside the limit frame, the top of the two limit frames on one side of the positioning ring is fixedly connected to a positioning frame, a motor is installed at the top of the positioning frame, a gear is installed on the output shaft of the motor, and a rack 2 is installed on the top surface of the movable seat below the gear.

[0011] Further, the positions of the guide rail 2 and the guide rail 1 correspond to each other, and the positions of the rack 2 and the rack 1 correspond to each other. The positions of the guide rail 2 and the guide rail 1 correspond to each other, and the positions of the rack 2 and the rack 1 correspond to each other.

[0012] The advantages of the utility model compared with the existing technology are: the utility model drives the distribution box to move by a motor, so that the distribution box can enter the interior of the furnace body and realize automatic feeding; the rear telescopic rod cooperates with the spreading rake to spread the sintered material more evenly, thereby improving the distribution efficiency; the front telescopic rod cooperates with the scraper to push the sintered material to the end close to the furnace door, which is convenient for the staff to collect and process, thus saving a lot of labor. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a structural diagram of the utility model.

[0014] Figure 2 It is a cross-sectional view of the internal structure of the furnace body of the utility model.

[0015] Figure 3 The utility model is a connection structure of the movable seat Figure 1 .

[0016] Figure 4 The utility model is a connection structure of the movable seat Figure 2 .

[0017] As shown in the figure: 1. Furnace body; 2. Furnace door; 3. Burner; 4. Closing plate; 5. Storage tray; 6. Guide rail 1; 7. Rack 1; 8. Movable seat; 9. Casters; 10. Guide rail 2; 11. Limit strip; 12. Fixed frame; 13. Screw rod; 14. Opening and closing machine; 15. Positioning cylinder; 16. Ear plate; 17. Positioning column; 18. Material distribution box; 19. Discharging pipe; 20. Positioning ring; 21. Front telescopic rod; 22. Rear telescopic rod; 23. Scraper; 24. Paving rake; 25. Support rod; 26. Limit frame; 27. Support roller; 28. Positioning frame; 29. ​​Motor; 30. Gear; 31. Rack 2. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0019] like Figure 1 As shown, a kiln for zinc oxide production includes a furnace body 1, a furnace door 2 is installed at the front end of the furnace body 1, a combustion chamber is arranged inside, a burner 3 is installed in the combustion chamber, two L-shaped limit bars 11 matching with the furnace door are fixedly connected to the front end of the furnace body 1, fixed frames 12 are fixedly connected to the upper parts of both sides of the limit bars 11, a screw rod 13 penetrating the fixed frame 12 is fixedly connected to the top of the furnace door 2, and a hoist 14 for driving the screw rod 13 to rise and fall is installed on the top of the fixed frame 12.

[0020] The screw rod 13 can drive the furnace door 2 to rise and fall through the opening and closing machine 14 to open or close the furnace door 2. The limit strip 11 can prevent the furnace door 12 from rotating. A sealing strip is installed on the front end surface of the furnace body 1 to improve the sealing between the furnace body 1 and the furnace door 2.

[0021] like Figure 1 and Figure 2 As shown, a sealing plate 4 is provided inside the furnace body 1, a fixing groove is provided in the middle of the sealing plate 4, mounting grooves are symmetrically provided on both sides, a storage tray 5 is provided inside the fixing groove, guide rails 6 are installed inside the two mounting grooves, and a rack 7 is also installed inside one mounting groove, a movable seat 8 is provided at the front end of the furnace door 2, a positioning cylinder 15 is fixedly connected to the front ends of the two limit bars 11, positioning columns 17 inserted into the positioning cylinder 15 are fixedly connected to the two sides of the movable seat 8 through ear plates 16, and through holes are provided in the middle of the positioning cylinder 15 and positioning pins are inserted into the through holes, a caster 9 is installed at the bottom of the movable seat 8, and two guide rails 10 are installed on the top, a cloth mechanism is provided above the guide rails 10, and a driving mechanism is provided below the cloth mechanism.

[0022] The movable seat 8 is conveniently moved by providing the casters 9 , and the positioning columns 17 on both sides of the movable seat 8 are inserted into the positioning cylinder 15 and fixed by positioning pins, thereby realizing the connection between the movable seat 8 and the furnace body 1 .

[0023] like Figure 3 and Figure 4 As shown, the cloth mechanism includes a cloth box 18, a plurality of discharge pipes 19 are provided at the bottom of the cloth box 18, a positioning ring 20 is provided on the outside, a solenoid valve is installed on the discharge pipe 19, a front telescopic rod 21 and a rear telescopic rod 22 are respectively installed at the front and rear ends of the cloth box 18 at the bottom of the positioning ring 20, a scraper 23 is installed at the movable end of the front telescopic rod 21, and a spreading rake 24 is installed at the movable end of the rear telescopic rod 22, and the width of the scraper 23 and the spreading rake 24 is adapted to the width of the storage tray 5.

[0024] The driving mechanism includes a plurality of support rods 25 installed at the bottom of both sides of the positioning ring 20, the bottom of the support rods 25 is fixedly connected to a limit frame 26 sleeved on the outside of the guide rail 2 10, and a support roller 27 is installed inside the limit frame 26. The top of the two limit frames 26 on one side of the positioning ring 20 is fixedly connected to a positioning frame 28, a motor 29 is installed at the top of the positioning frame 28, a gear 30 is installed on the output shaft of the motor 29, and a rack 2 31 is installed on the top surface of the movable seat 8 below the gear 30. The positions of the guide rail 2 10 and the guide rail 1 6 correspond to each other, and the positions of the rack 2 31 and the rack 1 7 correspond to each other.

[0025] The motor 29 drives the gear 30 to rotate, so that the gear 30 moves along the rack 2 31 and the rack 1 7, so that the movable seat 8 moves to the inside of the furnace body 1. When the discharge pipe 19 moves to the inner side of the storage tray 5, the solenoid valve is opened, and the sintered material can be spread in the storage tray 5. The rear telescopic rod 22 is extended, so that the spreading rake 24 moves downward, and the sintered material can be spread more evenly. When the sintered material needs to be taken out, the front telescopic rod 21 is extended so that the scraper 23 abuts against the bottom surface of the storage tray 5, and then the motor 29 drives the distribution box 18 to move toward the direction of the furnace door 2. The scraper 23 can push the sintered material to the end close to the furnace door 2, which is convenient for the staff to collect and process.

[0026] During specific use, sintering material is added into the material distribution box 18, and the positioning columns 17 on both sides of the movable seat 8 are inserted into the positioning cylinder 15 and fixed by the positioning pins, so that the movable seat 8 is connected to the furnace body 1. The motor 29 drives the material distribution box 18 to move to the inside of the furnace body 1. When the discharge pipe 19 moves to the upper inner side of the storage tray 5, the solenoid valve is opened to discharge the material, and the rear telescopic rod 22 is extended to make the spreading rake 24 move downward, so that the sintering material can be spread more evenly. After the spreading is completed, the motor 29 drives the material distribution box 18 to move to the movable seat 8, removes the positioning pins and separates the movable seat 8 from the furnace body 1. At this time, the furnace door 2 can be closed for sintering. Open the furnace door 2 and connect the movable seat 8 to the furnace body again, move the material distribution box 18 to the end of the furnace body 1 away from the furnace door 2, extend the front telescopic rod 21 so that the scraper 23 abuts against the bottom surface of the storage tray 5, and then the motor 29 drives the material distribution box 18 to move toward the furnace door 2. The scraper 23 can push the sintered material to the end close to the furnace door 2, so that the staff can collect and process it conveniently.

[0027] The undisclosed parts in the present invention are all prior art, and their specific structures and working principles are not described in detail.

[0028] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

[0030] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A kiln for zinc oxide production, comprising a furnace body (1), a furnace door (2) installed at the front end of the furnace body (1), a combustion chamber provided inside, a burner (3) installed in the combustion chamber, characterized in that: A sealing plate (4) is provided inside the furnace body (1), a fixing groove is provided in the middle of the sealing plate (4), and installation grooves are provided symmetrically on both sides, a storage tray (5) is provided inside the fixing groove, a guide rail (6) is installed inside the two installation grooves, and a rack (7) is also installed inside one of the installation grooves, a movable seat (8) is provided at the front end of the furnace door (2), a caster (9) is installed at the bottom of the movable seat (8), and two guide rails (10) are installed at the top, a material distribution mechanism is provided above the guide rails (10), and a driving mechanism is provided below the material distribution mechanism.

2. A kiln for zinc oxide production according to claim 1, characterized in that: The front end of the furnace body (1) is fixedly connected to two L-shaped limit bars (11) that match the furnace door (2), and the upper parts of both sides of the limit bars (11) are fixedly connected to fixed frames (12), and the top of the furnace door (2) is fixedly connected to a screw rod (13) that passes through the fixed frame (12), and a hoist (14) for driving the screw rod (13) to rise and fall is installed on the top of the fixed frame (12).

3. A kiln for zinc oxide production according to claim 2, characterized in that: The front ends of the two limit bars (11) are fixedly connected to positioning cylinders (15), and both sides of the movable seat (8) are fixedly connected to positioning columns (17) inserted into the positioning cylinders (15) through ear plates (16), and through holes are provided in the middle of the positioning cylinders (15) and the positioning columns (17), and positioning pins are inserted into the through holes.

4. A kiln for zinc oxide production according to claim 1, characterized in that: The material distributing mechanism comprises a material distributing box (18), a plurality of discharge pipes (19) are arranged at the bottom of the material distributing box (18), a positioning ring (20) is arranged on the outside, a solenoid valve is installed on the discharge pipe (19), a front telescopic rod (21) and a rear telescopic rod (22) are respectively installed at the bottom of the positioning ring (20) at the front and rear ends of the material distributing box (18), a scraper (23) is installed at the movable end of the front telescopic rod (21), and a paving rake (24) is installed at the movable end of the rear telescopic rod (22).

5. A kiln for zinc oxide production according to claim 4, characterized in that: The widths of the scraper (23) and the spreading rake (24) are adapted to the width of the storage tray (5).

6. A kiln for zinc oxide production according to claim 1, characterized in that: The driving mechanism comprises a plurality of support rods (25) mounted at the bottom of both sides of the positioning ring (20); a limit frame (26) sleeved on the outside of the second guide rail (10) is fixedly connected to the bottom of the support rods (25); a support roller (27) is installed inside the limit frame (26); a positioning frame (28) is fixedly connected to the top of the two limit frames (26) on one side of the positioning ring (20); a motor (29) is installed at the top of the positioning frame (28); a gear (30) is installed on the output shaft of the motor (29); and a rack (31) is installed on the top surface of the movable seat (8) below the gear (30).

7. A kiln for zinc oxide production according to claim 6, characterized in that: The positions of the guide rail 2 (10) and the guide rail 1 (6) correspond to each other, and the positions of the rack 2 (31) and the rack 1 (7) correspond to each other.

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