Nozzle lifting device

Abstract

The utility model relates to the technical field of roasting furnace spray guns, in particular to a nozzle lifting device which comprises an air cylinder support and channel steel, an air cylinder is fixedly installed on the surface of the air cylinder support, a steel wire rope is fixedly connected to the bottom of the telescopic end of the air cylinder, and a pulley support is fixedly installed on the surface of the air cylinder support and located at the bottom of the air cylinder. A movable pulley is rotationally connected to an inner cavity of the pulley support through a pin. The problems that in the spraying process of an existing roasting furnace spray gun, impurities or iron powder can be left on the surface of the existing roasting furnace spray gun, the existing roasting furnace spray gun needs to be manually cleaned after being used for a period of time, the existing roasting furnace spray gun is inconvenient to lift in the using process, and materials cannot be supplied to different positions in the spraying process are solved, operation of workers is facilitated, and the working efficiency is improved. Meanwhile, each set of lifting device is provided with a titanium cleaning tank for cleaning a spray gun filter screen, and a spray gun protection tube is mounted at the top of the furnace and extends into the roasting furnace to protect the spray gun to be stable and prevent iron powder from being attached.

Description

Technical Field

[0001] The utility model relates to the technical field of spray guns for roasting furnaces, in particular to a nozzle lifting device. Background Art

[0002] The roaster spray gun is a spraying device specially used in the roaster. Its main function is to spray raw materials such as ore pulp into the roaster to achieve sufficient mixing and uniform roasting process.

[0003] During the spraying process, impurities or iron powder will remain on the surface of the current roasting furnace spray gun, and it needs to be manually cleaned after a period of use. The operation steps are cumbersome, dangerous, and waste unnecessary manpower. The spray gun is not convenient to lift during use, and it is impossible to feed materials to different positions during the spraying process. In order to solve the above technical problems, we have designed a nozzle lifting device. Utility Model Content

[0004] The purpose of the utility model is to provide a nozzle lifting device, which has the advantages of convenient lifting, protecting the stability of the spray gun and preventing the adhesion of iron powder, and solves the problems that impurities or iron powder will remain on the surface of the current roasting furnace spray gun during the spraying process, and manual cleaning is required after a period of use. The spray gun is inconvenient to lift during use and cannot be fed to different positions during the spraying process.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a nozzle lifting device comprises a cylinder bracket and a channel steel, a cylinder is fixedly installed on the surface of the cylinder bracket, a steel wire rope is fixedly connected to the bottom of the telescopic end of the cylinder, a pulley bracket is fixedly installed on the surface of the cylinder bracket and located at the bottom of the cylinder, a movable pulley is rotatably pinned to the inner cavity of the pulley bracket, a crossbeam is fixedly installed on the top of the cylinder bracket, a hose hanger is fixedly installed at the center of the bottom of the crossbeam, a hose hanger is fixedly installed at the bottom of the hose hanger, a hose is fixedly connected to the bottom of the hose hanger, the channel steel is arranged on the inner side of the cylinder bracket, a cleaning tank is fixedly installed on the top of the channel steel, a swivel arm is fixedly installed on the top of the cleaning tank, the top of the swivel arm is fixedly connected to the bottom of the middle section of the hose, and a lifting bracket is fixedly connected to the end of the crossbeam away from the cylinder bracket.

[0006] Preferably, the bottom of the lifting bracket passes through the cleaning tank and is fixedly connected with a lifting bracket leg, and the lifting bracket leg is provided with a spray gun protection tube, and the spray gun protection tube is installed on the top of the roasting furnace and extends into the interior.

[0007] Preferably, a longitudinal bracket is fixedly connected to the surface of the lifting bracket, and the other end of the lifting bracket is fixedly connected to the surface of an adjacent lifting bracket.

[0008] Preferably, the surface of the steel wire rope passes around the movable pulley and is fixedly connected to a steel wire rope clamp, a lifting hanger is fixedly installed at the bottom of the steel wire rope clamp, and an elbow is fixedly installed at the bottom of the lifting hanger.

[0009] Preferably, a wire rope pressure plate is fixedly installed on the top of the movable pulley, and the top of the wire rope pressure plate is in sliding contact with the surface of the movable pulley. A pin shaft is provided through the center of the movable pulley, one end of the pin shaft passes through the movable pulley and is passed through a cotter pin, and a flat washer is provided between the movable pulley and the cotter pin.

[0010] Preferably, a travel switch mounting plate is fixedly mounted on the surface of the cylinder bracket, and a travel switch is fixedly mounted on the surface of the travel switch mounting plate.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] The utility model is assembled on site, and a travel switch is installed on the cylinder bracket. The signal is fed back to the computer to open and stop the pneumatic valve and control the lifting of the cylinder. It can be operated on site and by computer, with manual operation being preferred, which is convenient for staff to operate. At the same time, each lifting device is attached with a titanium cleaning tank for cleaning the spray gun filter. The spray gun protection pipe is installed on the furnace top and extends into the roasting furnace to protect the spray gun from being stable and prevent iron powder from adhering. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the structure of the utility model;

[0014] Figure 2 For this utility model Figure 1 A is an enlarged schematic diagram;

[0015] Figure 3 For this utility model Figure 1 Middle B is an enlarged schematic diagram of the left view;

[0016] Figure 4 This is a schematic diagram of the top view structure of the utility model;

[0017] Figure 5 For this utility model Figure 4 A magnified schematic diagram of C in the middle.

[0018] In the figure: 1. Cylinder bracket; 2. Crossbeam; 3. Hose hanger; 4. Lifting bracket; 5. Longitudinal bracket; 6. Wire rope; 7. Cleaning tank; 8. Lifting frame leg; 9. Spray gun protection tube; 10. Rotating arm; 11. Hose bracket; 12. Channel steel; 13. Hose; 14. Wire rope clamp; 15. Lifting hanger; 16. Elbow; 17. Cylinder; 18. Wire rope pressure plate; 19. Pulley bracket; 20. Movable pulley; 21. Travel switch mounting plate. DETAILED DESCRIPTION

[0019] See also Figure 1-Figure 5 , the nozzle lifting device comprises a cylinder bracket 1 and a channel steel 12, a cylinder 17 is fixedly installed on the surface of the cylinder bracket 1, a steel wire rope 6 is fixedly connected to the bottom of the telescopic end of the cylinder 17, a pulley bracket 19 is fixedly installed on the surface of the cylinder bracket 1 and located at the bottom of the cylinder 17, and a movable pulley 20 is rotatably pinned to the inner cavity of the pulley bracket 19, a crossbeam 2 is fixedly installed on the top of the cylinder bracket 1, a hose hanger 3 is fixedly installed at the center of the bottom of the crossbeam 2, a hose hanger 11 is fixedly installed at the bottom of the hose hanger 3, and a hose 13 is fixedly connected to the bottom of the hose hanger 3, and the channel steel 12 is arranged on the inner side of the cylinder bracket 1, and a cleaning tank 7 is fixedly installed on the top of the channel steel 12. By setting the cleaning tank 7, the spray gun filter can be cleaned, so that the spray gun can continue to work effectively, and a swivel arm 10 is fixedly installed on the top of the cleaning tank 7. The top of the swivel arm 10 is fixedly connected to the bottom of the middle section of the hose 13, and the end of the crossbeam 2 away from the cylinder bracket 1 is fixedly connected to the lifting bracket 4;

[0020] See also Figure 1 The bottom of the lifting bracket 4 passes through the cleaning tank 7 and is fixedly connected with a lifting bracket leg 8. The lifting bracket leg 8 is provided with a spray gun protection tube 9. By providing the spray gun protection tube 9, the spray gun can be stably raised and lowered, and iron powder can be prevented from adhering to its surface. The spray gun protection tube 9 is installed on the top of the roasting furnace and extends into the interior;

[0021] See also Figure 1 and Figure 4 , a longitudinal bracket 5 is fixedly connected to the surface of the lifting bracket 4, and the other end of the lifting bracket 4 is fixedly connected to the surface of the adjacent lifting bracket 4;

[0022] See also Figure 1 and Figure 3 The surface of the wire rope 6 passes around the movable pulley 20 and is fixedly connected with a wire rope clamp 14, a lifting hanger 15 is fixedly installed at the bottom of the wire rope clamp 14, and an elbow 16 is fixedly installed at the bottom of the lifting hanger 15;

[0023] See also Figure 1 , Figure 3 and Figure 5 A wire rope pressure plate 18 is fixedly installed on the top of the movable pulley 20. By setting the wire rope pressure plate 18, the wire rope 6 can be limited to prevent it from falling off the surface of the movable pulley 20 during the lifting process. The top of the wire rope pressure plate 18 is in sliding contact with the surface of the movable pulley 20. A pin shaft is penetrated at the center of the movable pulley 20. One end of the pin shaft penetrates the movable pulley 20 and is penetrated by a cotter pin. A flat washer is provided between the movable pulley 20 and the cotter pin. Through the pin shaft and the cotter pin, the movable pulley 20 can be easily rotated, so that the wire rope 6 can be effectively guided.

[0024] See also Figure 3 A travel switch mounting plate 21 is fixedly mounted on the surface of the cylinder bracket 1 , and a travel switch is fixedly mounted on the surface of the travel switch mounting plate 21 .

[0025] When in use, the pneumatic valve is opened to supply air to the cylinder 17, and the telescopic end of the cylinder 17 is extended and contracted to drive the wire rope 6 to pull the lifting hanger 15 up, thereby pulling the elbow 16 up, and connecting the spray gun through the elbow 16, so that the spray gun rises inside the spray gun protection tube 9, and then the lifting operation is performed.

[0026] To sum up: the nozzle lifting device, through the cooperation of the cylinder bracket 1, the lifting bracket 4, the wire rope 6, the cleaning tank 7, the lifting frame leg 8, the spray gun protection tube 9, the wire rope clamp 14, the lifting hanger 15, the elbow 16, the cylinder 17 and the movable pulley 20, solves the problem that impurities or iron powder will remain on the surface of the current roasting furnace spray gun during the spraying process, and manual cleaning is required after a period of use. The spray gun is inconvenient to lift and lower during use, and it is impossible to feed materials to different positions during the spraying process.

Claims

1. A nozzle lifting device, comprising a cylinder support (1) and a channel steel (12), characterized in that: A cylinder (17) is fixedly mounted on the surface of the cylinder bracket (1), a steel wire rope (6) is fixedly connected to the bottom of the telescopic end of the cylinder (17), a pulley bracket (19) is fixedly mounted on the surface of the cylinder bracket (1) and located at the bottom of the cylinder (17), a movable pulley (20) is rotatably pin-connected to the inner cavity of the pulley bracket (19), a crossbeam (2) is fixedly mounted on the top of the cylinder bracket (1), a hose hanger (3) is fixedly mounted at the center of the bottom of the crossbeam (2), and the hose hanger (3) A hose bracket (11) is fixedly installed at the bottom, a hose (13) is fixedly connected to the bottom of the hose bracket (11), the channel steel (12) is arranged on the inner side of the cylinder bracket (1), a cleaning tank (7) is fixedly installed at the top of the channel steel (12), a swivel arm (10) is fixedly installed at the top of the cleaning tank (7), the top of the swivel arm (10) is fixedly connected to the bottom of the middle section of the hose (13), and a lifting bracket (4) is fixedly connected to one end of the cross beam (2) away from the cylinder bracket (1).

2. The nozzle lifting device according to claim 1, characterized in that: The bottom of the lifting bracket (4) passes through the cleaning tank (7) and is fixedly connected to a lifting bracket leg (8), and the lifting bracket leg (8) is provided with a spray gun protection tube (9), and the spray gun protection tube (9) is installed on the top of the roasting furnace and extends into the interior.

3. The nozzle lifting device according to claim 1, characterized in that: A longitudinal bracket (5) is fixedly connected to the surface of the lifting bracket (4), and the other end of the lifting bracket (4) is fixedly connected to the surface of an adjacent lifting bracket (4).

4. The nozzle lifting device according to claim 1, characterized in that: The surface of the steel wire rope (6) passes over the movable pulley (20) and is fixedly connected to a steel wire rope clamp (14); a lifting bracket (15) is fixedly installed at the bottom of the steel wire rope clamp (14); and an elbow (16) is fixedly installed at the bottom of the lifting bracket (15).

5. The nozzle lifting device according to claim 1, characterized in that: A wire rope pressure plate (18) is fixedly mounted on the top of the movable pulley (20), and the top of the wire rope pressure plate (18) is in sliding contact with the surface of the movable pulley (20). A pin shaft is provided through the center of the movable pulley (20), one end of the pin shaft passes through the movable pulley (20) and is provided with a cotter pin, and a flat washer is provided between the movable pulley (20) and the cotter pin.

6. The nozzle lifting device according to claim 1, characterized in that: A travel switch mounting plate (21) is fixedly mounted on the surface of the cylinder bracket (1), and a travel switch is fixedly mounted on the surface of the travel switch mounting plate (21).

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