Tunnel kiln facilitating feeding and discharging

Abstract

The tunnel kiln facilitating feeding and discharging comprises a base, a tunnel kiln body and a conveying belt are installed on the base, the conveying belt penetrates through the tunnel kiln body and penetrates out of openings in the two ends of the tunnel kiln body, and sealing door assemblies are arranged at the openings in the two ends of the tunnel kiln body. The sealing door assembly comprises a mounting frame, a main door body and an auxiliary door body, the mounting frame is connected to openings in the two ends of the tunnel kiln body, the main door body is vertically and slidably mounted on the mounting frame and connected with a first driving module which enables the main door body to move up and down, and the auxiliary door body is vertically and slidably mounted on the main door body and connected with a second driving module which enables the main door body to move up and down. The auxiliary door body is connected with a second driving module which enables the auxiliary door body to move up and down, and the ratio of the height of the auxiliary door body to the height of the main door body is 1: 2.

Description

Technical Field

[0001] The utility model belongs to the technical field of machinery and relates to a tunnel kiln which is convenient for feeding and discharging materials. Background Art

[0002] Tunnel kiln is a tunnel-like kiln built with refractory materials, thermal insulation materials and building materials, equipped with kiln cars and other vehicles. It is a modern continuous firing thermal equipment. Tunnel kiln is widely used in the roasting production of ceramic products, and is also used in metallurgical industries such as abrasives.

[0003] The existing tunnel kiln adopts a single-door structure, which cannot meet the needs of rapid entry and exit of materials at different heights. Therefore, it is necessary to design a tunnel kiln that is convenient for entry and exit of materials. Summary of the invention

[0004] The utility model aims to solve the above problems in the prior art and proposes a tunnel kiln which is convenient for feeding and discharging materials.

[0005] The purpose of the utility model can be achieved through the following technical solutions: a tunnel kiln for convenient loading and unloading of materials, comprising a base, on which a tunnel kiln body and a conveyor belt are installed, the conveyor belt passes through the tunnel kiln body and exits from the openings at both ends of the tunnel kiln body, and closed door assemblies are provided at the openings at both ends of the tunnel kiln body, characterized in that the closed door assembly comprises a mounting frame, a main door body and an auxiliary door body, the mounting frame is connected to the openings at both ends of the tunnel kiln body, the main door body is vertically slidably installed on the mounting frame, the main door body is connected to a driving module 1 for moving it up and down, the auxiliary door body is vertically slidably installed on the main door body, the auxiliary door body is connected to a driving module 2 for moving it up and down, and the ratio of the height of the auxiliary door body to the height of the main door body is 1:2.

[0006] The driving module 1 includes a linkage shaft 1, a gear 1, a rack 1 and a power motor 1. The linkage shaft 1 is horizontally rotatably mounted on the mounting frame through a mounting seat 1. The gear 1 is mounted on the linkage shaft 1. The rack 1 is vertically slidably connected to the mounting seat 1. The lower end of the rack is connected to the main door body through a connecting block 1, and the rack 1 is meshed with the gear 1. The power motor 1 is mounted on the mounting seat 1, and the output shaft of the power motor 1 is connected to the linkage shaft 1.

[0007] The driving module 2 includes a linkage shaft 2, a gear 2, a rack 2 and a power motor 2. The linkage shaft 2 is horizontally rotatably mounted on the main door body through a mounting seat 2. The gear 2 is mounted on the linkage shaft 2. The rack 2 is vertically slidably connected to the mounting seat 2. The lower end of the rack 2 is connected to the auxiliary door body through a connecting block 2, and the rack 2 is meshed with the gear 2. The power motor 2 is mounted on the mounting seat 2, and the output shaft of the power motor 2 is connected to the linkage shaft 2.

[0008] A protective cover is also installed outside the gear, and an auxiliary guide wheel matched with the protective cover is provided on the mounting seat.

[0009] A second protective cover is also installed outside the second gear, and a second auxiliary guide wheel matched with the second protective cover is provided on the second mounting seat.

[0010] Compared with the prior art, the tunnel kiln which is convenient for loading and unloading materials has the following advantages:

[0011] The utility model designs a main door body and a sub-door body, and the main door body can be opened alone, or the sub-door body can be opened, or the main door body and the sub-door body can be opened simultaneously as needed, so that materials of different heights can be quickly taken in and out. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0013] Figure 2 This is a schematic diagram of the planar structure of the closed door assembly in the utility model. Figure 1 ;

[0014] Figure 3 This is a schematic diagram of the planar structure of the closed door assembly in the utility model. Figure 2 ;

[0015] Figure 4 It is a three-dimensional structural schematic diagram of the utility model with parts removed;

[0016] In the figure, 1. base; 2. tunnel kiln body; 3. mounting frame; 4. conveyor belt; 5. mounting seat 2; 6. linkage shaft 2; 7. protective cover 1; 8. mounting seat 1; 9. linkage shaft 1; 10. auxiliary door body; 11. main door body; 12. gear 1; 13. rack 1; 14. power motor 1; 15. rack 2; 16. gear 2; 17. power motor 2; 18. connecting block 1; 19. connecting block 2; 20. auxiliary guide wheel 1; 21. protective cover 2. DETAILED DESCRIPTION

[0017] The following are specific embodiments of the present invention and the accompanying drawings to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

[0018] like Figure 1-Figure 4As shown, the tunnel kiln which is convenient for loading and unloading materials comprises a base 1, on which a tunnel kiln body 2 and a conveyor belt 4 are mounted, the tunnel kiln body 2 adopts an existing structure; the conveyor belt 4 passes through the tunnel kiln body 2 and passes out from the openings at both ends of the tunnel kiln body 2, and the openings at both ends of the tunnel kiln body 2 are provided with closed door assemblies, the closed door assembly comprises a mounting frame 3, a main door body 11 and an auxiliary door body 10, the mounting frame 3 is connected to the openings at both ends of the tunnel kiln body 2, the main door body 11 is vertically slidably mounted on the mounting frame 3, the main door body 11 is connected to a driving module 1 for moving it up and down, the auxiliary door body 10 is vertically slidably mounted on the main door body 11, the auxiliary door body 10 is connected to a driving module 2 for moving it up and down, and the ratio of the height of the auxiliary door body 10 to the height of the main door body 11 is 1:2.

[0019] The driving module 1 includes a linkage shaft 19, a gear 12, a rack 13 and a power motor 14. The linkage shaft 9 is horizontally rotatably mounted on the mounting frame 3 through a mounting seat 8. The gear 12 is mounted on the linkage shaft 9. The rack 13 is vertically slidably connected to the mounting seat 8. The lower end of the rack 13 is connected to the main door body 11 through a connecting block 18, and the rack 13 is meshed with the gear 12. The power motor 14 is mounted on the mounting seat 8, and the output shaft of the power motor 14 is connected to the linkage shaft 9. With this structure, the gear 12 is driven to rotate by the power motor 14, the gear 12 is meshed with the rack 13, and the rack 13 can drive the main door body 11 to move up and down.

[0020] Driving module 2 includes linkage shaft 26, gear 216, rack 215 and power motor 217. Linkage shaft 216 is horizontally rotatably mounted on main door body 11 through mounting seat 25. Gear 216 is mounted on linkage shaft 216. Rack 215 is vertically slidably connected to mounting seat 25. The lower end of rack 215 is connected to auxiliary door body 10 through connecting block 219, and rack 215 is meshed with gear 216. Power motor 217 is mounted on mounting seat 215, and the output shaft of power motor 217 is connected to linkage shaft 216. With this structure, gear 216 is driven to rotate by power motor 217, gear 216 is meshed with rack 215, and rack 215 can drive auxiliary door body 10 to move up and down.

[0021] A protective cover 7 is also installed outside the gear 12, and an auxiliary guide wheel 20 that matches the protective cover 7 is provided on the mounting seat 8. With this structure, the rack 13 can be protected by the protective cover 7.

[0022] A protective cover 21 is also installed outside the gear 2 16 , and an auxiliary guide wheel 2 that matches the protective cover 21 is provided on the mounting seat 2 5 . With this structure, the rack 2 15 can be protected by the protective cover 21 .

[0023] In the utility model, by designing the main door body 11 and the auxiliary door body 10, the main door body 11 can be opened alone, or the auxiliary door body 10 can be opened, or the main door body 11 and the auxiliary door body 10 can be opened simultaneously as needed, so as to facilitate the rapid entry and exit of materials at different heights.

[0024] In this embodiment, the main door body 11 and the auxiliary door body 10 are opened simultaneously, so that the openings at both ends of the tunnel kiln body 2 can be quickly opened or closed.

[0025] The above components are all common standard parts or components known to those skilled in the art, and their structures and principles can be known to those skilled in the art through technical manuals or conventional experimental methods.

[0026] The specific embodiments described herein are merely examples of the spirit of the present invention. A person skilled in the art of the present invention may make various modifications or additions to the specific embodiments described or replace them in a similar manner, but this will not deviate from the spirit of the present invention or exceed the scope defined by the appended claims.

Claims

1. A tunnel kiln for convenient loading and unloading of materials, comprising a base (1), on which a tunnel kiln body (2) and a conveyor belt (4) are mounted, wherein the conveyor belt (4) passes through the tunnel kiln body (2) and passes out from openings at both ends of the tunnel kiln body (2), and both openings at both ends of the tunnel kiln body (2) are provided with closed door assemblies, characterized in that: The closed door assembly comprises a mounting frame (3), a main door body (11) and a secondary door body (10); the mounting frame (3) is connected to the openings at both ends of the tunnel kiln body (2); the main door body (11) is vertically slidably mounted on the mounting frame (3); the main door body (11) is connected to a driving module 1 for moving the main door body up and down; the secondary door body (10) is vertically slidably mounted on the main door body (11); the secondary door body (10) is connected to a driving module 2 for moving the main door body up and down; the ratio of the height of the secondary door body (10) to the height of the main door body (11) is 1:

2.

2. The discharging tunnel kiln according to claim 1, characterized in that: The driving module 1 comprises a linkage shaft 1 (9), a gear 1 (12), a rack 1 (13) and a power motor 1 (14); the linkage shaft 1 (9) is horizontally rotatably mounted on the mounting frame (3) via a mounting seat 1 (8); the gear 1 (12) is mounted on the linkage shaft 1 (9); the rack 1 (13) is vertically slidably connected to the mounting seat 1 (8); the lower end of the rack 1 (13) is connected to the main door body (11) via a connecting block 1 (18), and the rack 1 (13) is meshed with the gear 1 (12); the power motor 1 (14) is mounted on the mounting seat 1 (8), and the output shaft of the power motor 1 (14) is connected to the linkage shaft 1 (9).

3. The tunnel kiln with convenient loading and unloading of materials according to claim 1 is characterized in that: The driving module 2 comprises a linkage shaft 2 (6), a gear 2 (16), a rack 2 (15) and a power motor 2 (17); the linkage shaft 2 (6) is horizontally rotatably mounted on the main door body (11) via a mounting seat 2 (5); the gear 2 (16) is mounted on the linkage shaft 2 (6); the rack 2 (15) is vertically slidably connected to the mounting seat 2 (5); the lower end of the rack 2 (15) is connected to the auxiliary door body (10) via a connecting block 2 (19); the rack 2 (15) is meshed with the gear 2 (16); the power motor 2 (17) is mounted on the mounting seat 2 (5); and the output shaft of the power motor 2 (17) is connected to the linkage shaft 2 (6).

4. The tunnel kiln with convenient loading and unloading of materials according to claim 2 is characterized in that: A protective cover (7) is also installed outside the gear (12), and an auxiliary guide wheel (20) matching with the protective cover (7) is provided on the mounting seat (8).

5. The tunnel kiln with convenient loading and unloading of materials according to claim 3 is characterized in that: A second protective cover (21) is also installed outside the second gear (16), and the second mounting seat (5) has a second auxiliary guide wheel that matches the second protective cover (21).

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